1 2008-09-25 Martin Jambor <mjambor@suse.cz>
3 * cgraph.c (free_nodes): New variable.
4 (NEXT_FREE_NODE): New macro.
5 (cgraph_create_node): Reuse nodes from the free list. Do not
6 update uid if doing so.
7 (cgraph_remove_node): Add the node to the free list.
9 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
11 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
13 2008-09-24 Richard Henderson <rth@redhat.com>
15 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
16 * unwind-dw2.c (execute_stack_op): Handle it.
18 2008-09-24 David Edelsohn <edelsohn@gnu.org>
21 2008-09-24 Michael J. Eager <eager@eagercon.com>
23 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
25 * c-common.c (fname_decl): New location argument.
26 * c-common.h (fname_decl): Same.
27 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
29 (c_parser_typeof_specifier): Same.
30 (c_parser_parms_list_declarator): Same.
31 (c_parser_asm_string_literal): Same.
32 (c_parser_compound_statement_nostart): Same.
33 (c_parser_label): Same.
34 (c_parser_do_statement): Same.
35 (c_parser_asm_statement): Same.
36 (c_parser_unary_expression): Same.
37 (c_parser_sizeof_expression): Same.
38 (c_parser_postfix_expression): Same.
39 (c_parser_pragma): Same.
40 (c_parser_omp_clause_collapse): Same.
41 (c_parser_omp_clause_num_threads): Same.
42 (c_parser_omp_clause_schedule): Same.
43 (c_parser_omp_all_clauses): Same.
44 (c_parser_omp_sections_scope): Same.
45 (c_parser_omp_for_loop): Same. Pass condition's location to
46 c_objc_common_truthvalue_conversion.
47 (c_parser_enum_specifier): Remove comment.
49 2008-09-24 Michael J. Eager <eager@eagercon.com>
51 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
53 * config/rs6000/rs6000.c (rs6000_override_options): Move
54 rs6000_init_hard_regno_mode_ok after all options changed.
55 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
56 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
57 -msimple-fpu flags. Add warning messages if single FP not configured.
58 (rs6000_file_start): Output gnu_attribute for single-float.
59 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
60 (rs6000_legitimize_address): Likewise.
61 (rs6000_legitimize_reload_address): Likewise.
62 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
64 (function_arg_advance): Likewise.
65 (function_arg): Likewise.
66 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
67 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
69 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
70 (rs6000_emit_prologue): Likewise.
71 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
73 (rs6000_libcall_value): Likewise.
74 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
75 (TARGET_DOUBLE_FLOAT): New default to 1
76 (TARGET_SIMPLE_FPU): New default to 0
77 (TARGET_SINGLE_FPU): New default to 0
78 (TARGET_SINGLE_FLOAT_MODE): New.
79 (TARGET_DOUBLE_FLOAT_MODE): New.
80 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
81 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
83 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
84 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
85 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
86 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
87 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
88 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
89 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
90 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
91 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
92 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
93 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
94 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
95 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
96 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
97 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
98 cmptf_internal1, *cmptf_internal2): Condition on
100 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
101 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
102 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
103 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
104 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
105 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
107 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
108 * config/rs6000/rs6000.opt (-msingle-float): New.
109 (-mdouble-float): New.
111 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
112 -msingle-float, -mdouble-float, -msimple-fpu options.
113 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
114 _SOFT_DOUBLE for -msingle-float.
115 * config.gcc: New config for target=powerpc-xilinx-eabi.
117 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
119 * config/sparc/constraints.md: New file.
120 * config/sparc/sparc.md: Include it.
121 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
122 (sparc_extra_constraint_check): Delete.
123 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
124 (memory_ok_for_ldd): New predicate.
125 (sparc_extra_constraint_check): Delete.
126 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
127 (CONST_OK_FOR_LETTER_P): Likewise.
128 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
129 (EXTRA_CONSTRAINT): Likewise.
131 2008-08-23 Steve Ellcey <sje@cup.hp.com>
133 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
135 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
137 * alias.c (find_base_value): Use FIND_BASE_TERM.
138 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
140 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
142 * config/i386/i386.c: Include cselib.h.
143 (ix86_pic_register_p): New function.
144 (ix86_delegitimize_address): Use it to check for the PIC register.
146 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
148 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
149 * config/i386/i386.c (ix86_find_base_term): Don't check for
150 SYMBOL_REF and LABEL_REF.
152 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
154 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
155 constant PLUS in a CONST.
157 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
159 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
160 check for sibcall support for w64.
162 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
164 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
166 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
168 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
169 parser_build_binary_op.
170 * c-decl.c (build_enumerator): Pass location to build_binary_op.
171 * c-typeck.c (build_array_ref): Same.
172 (parser_build_unary_op): New location argument.
173 (pointer_diff): Pass location to build_binary_op,
174 c_objc_common_truthvalue_conversion.
175 (build_modify_expr): Same.
176 (build_unary_op): New location argument.
177 (build_binary_op): New location argument.
178 (c_objc_common_truthvalue_conversion): Pass location to
179 c_*common_truthvalue_conversion.
180 * c-convert.c (convert): Same.
181 * c-common.c (binary_op_error): New location argument.
182 (pointer_int_sum): Pass location to build_binary_op.
183 (c_common_truthvalue_conversion): New location argument.
184 (warn_for_sign_compare): Same.
185 * c-common.h: Add location argument to c_common_truthvalue_conversion,
186 binary_op_error, build_binary_op, warn_for_sign_compare.
187 * c-parser.c (c_parser_condition): Pass location to
188 c_*common_truthvalue_conversion.
189 (c_parser_conditional_expression): Save condition's location and pass
191 (c_parser_binary_expression): Same, but for the binary operator's
193 (c_parser_omp_for_loop): Pass location to
194 c_objc_common_truthvalue_conversion.
196 2008-09-23 Martin Jambor <mjambor@suse.cz>
198 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
199 (cgraph_node_remove_callees): New temporary f. Hold the next item
201 (cgraph_node_remove_callers): Likewise.
203 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
204 (ipa_node_removal_hook): Likewise.
206 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
207 gimple_call_copy_skip_args and moved to the gimple_call section.
208 * gimple.c (gimple_copy_call_skip_args): Renamed to
209 gimple_call_copy_skip_args. Changed al users.
211 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
213 * ira-color.c (start_allocno_priorities): Rename to
214 setup_allocno_priorities. Use costs and
215 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
216 range lengths. Get rid off doubles.
217 (ira_fast_allocations): Call start_allocno_priorities.
219 2008-09-22 David Daney <ddaney@avtrex.com>
222 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
223 register if TARGET_LONG_CALLS.
225 2008-09-22 Richard Guenther <rguenther@suse.de>
227 PR tree-optimization/37145
228 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
229 value-numbering union accesses with their offset and size only.
230 (visit_reference_op_load): Fix simplification of inserted conversions.
231 * tree-ssa-pre.c (find_or_generate_expression): Do not
232 recursively generate expressions if running FRE.
234 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
236 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
237 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
238 *baddu_di<mode>): New patterns.
240 2008-09-22 Richard Guenther <rguenther@suse.de>
242 PR tree-optimization/37145
243 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
244 (phi_translate_1): Constant fold references.
246 2008-09-22 Ira Rosen <irar@il.ibm.com>
248 PR tree-optimization/37482
249 * tree-vectorizer.h (struct _slp_instance): Add new field.
250 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
251 (get_earlier_stmt): New function.
252 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
254 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
255 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
256 asserts that GSI points to the scalar statement being vectorized.
257 Set new statement location according to GSI.
258 (vect_schedule_slp_instance): Use GSI of
259 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
261 2008-09-21 Jan Hubicka <jh@suse.cz>
263 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
264 (ipcp_insert_stage): Update dead_nodes bitmap.
266 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
269 * config/i386/t-cygming (SHLIB_LC): Remove.
270 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
271 * config/i386/t-cygwin (SHLIB_LC): Specify all required
274 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
278 * final.c (mark_symbol_ref_as_used): New helper function.
279 (output_operand): Instead of just looking inside MEMs for
280 SYMBOL_REFs, use new helper function and for_each_rtx.
281 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
282 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
283 Make head comment more general.
284 * config/darwin.c (machopic_output_indirection): Handle weak
285 references here, like in assemble_external.
287 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
289 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
290 (sparc_emit_float_lib_cmp): Change return type.
291 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
292 (gen_compare_operator): New function.
293 (sparc_emit_float_lib_cmp): Return the new operator to be used in
294 the comparison sequence. Minor tweaks.
295 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
296 that the final operator and the result of sparc_emit_float_lib_cmp
297 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
298 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
299 buneq, bunge, bunle, bltgt): Assert that the final operator and the
300 result of sparc_emit_float_lib_cmp match for software TFmode.
301 (movqicc, movhicc, movsicc, movdicc): Merge into...
302 (mov<I:mode>cc): ...this.
303 (movsfcc, movdfcc, movtfcc): Merge into...
304 (mov<F:mode>cc): ...this.
305 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
307 (mov<I:mode>_cc_v9): ...this.
308 (movdi_cc_sp64_trunc): Delete.
309 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
310 movdi_cc_reg_sp64): Merge into...
311 (mov<I:mode>_cc_reg_sp64): ...this.
312 (movsf_cc_sp64): Rename into...
313 (movsf_cc_v9): ...this.
314 (movdf_cc_sp64): Rename into...
315 (movdf_cc_v9): ...this.
316 (movtf_cc_hq_sp64): Rename into...
317 (movtf_cc_hq_v9): ...this.
318 (movtf_cc_sp64): Rename into...
319 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
321 2008-09-21 Diego Novillo <dnovillo@google.com>
323 * doc/gccint.texi: Include generic.texi and gimple.texi.
325 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
326 (GIMPLE): Move to gimple.texi.
327 (Annotations): Remove references to to stmt_ann_t and
329 (SSA Operands): Rename from 'Statement Operands'.
330 * doc/generic.texi: New.
331 * doc/gimple.texi: New.
332 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
334 * Makefile.in (TEXI_GCCINT_FILES):
335 * gimple.c (gimple_copy_call_skip_args): Rename from
336 giple_copy_call_skip_args. Update all users.
337 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
339 2008-09-21 Ira Rosen <irar@il.ibm.com>
341 PR tree-optimization/37539
342 * tree-vect-transform.c (vect_transform_strided_load): Save vector
343 statement in related statement field only for the first load of the
344 group of loads with the same data reference.
346 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
348 * config/mips/mips.h (TUNE_OCTEON): New macro.
349 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
350 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
351 * config/mips/octeon.md: New file.
352 * config/mips/mips.md: Include octeon.md. Restore
353 semi-alphabetical order of include files.
355 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
358 * config/i386/i386.md (*jcc_fused_1): Removed.
359 (*jcc_fused_2): Likewise.
360 (*jcc_fused_3): Likewise.
361 (*jcc_fused_4): Likewise.
363 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
365 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
366 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
367 * target.h (gcc_target): Add ira_cover_classes.
368 * ira.c: Remove IRA_COVER_CLASSES guards.
369 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
370 instead of IRA_COVER_CLASSES.
371 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
372 (setup_class_translate): Likewise.
373 (setup_reg_class_intersect_union): Likewise.
374 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
375 test of targetm.ira_cover_classes.
376 * opts.c (decode_options): Use targetm.ira_cover_classes instead
377 of IRA_COVER_CLASSES.
378 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
379 (TARGET_INITIALIZER): Include it.
380 * targhooks.h (default_ira_cover_classes): Declare.
381 * targhooks.c (default_ira_cover_classes): New function.
383 2008-09-19 Bob Wilson <bob.wilson@acm.org>
385 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
387 2008-09-19 Ian Lance Taylor <iant@google.com>
389 * varasm.c (narrowing_initializer_constant_valid_p): Return
390 NULL_TREE if ENDTYPE is not an integer.
392 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
395 * tree-ssa.c (execute_update_addresses_taken): Also update
396 DECL_GIMPLE_REG_P for vector and complex types.
398 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
399 Jan Hubicka <jh@suse.cz>
402 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
403 empty before freeing them.
404 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
406 2008-09-18 Bob Wilson <bob.wilson@acm.org>
408 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
409 * config/xtensa/predicates.md (tls_symbol_operand): New.
410 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
411 (TARGET_CANNOT_FORCE_MEM): Define.
412 (xtensa_tls_symbol_p): New.
413 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
414 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
415 (xtensa_tls_module_base): New.
416 (xtensa_call_tls_desc): New.
417 (xtensa_legitimize_tls_address): New.
418 (xtensa_legitimize_address): Handle TLS symbols.
419 (xtensa_tls_referenced_p_1): New.
420 (xtensa_tls_referenced_p): New.
421 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
422 (XTENSA_BUILTIN_THREAD_POINTER): New.
423 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
424 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
425 Add declarations for __builtin_thread_pointer and
426 __builtin_set_thread_pointer.
427 (xtensa_fold_builtin): Recognize new builtins.
428 (xtensa_expand_builtin): Expand new builtins.
429 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
430 (TARGET_THREADPTR): Define.
431 (HAVE_AS_TLS): Define default value.
432 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
433 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
434 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
435 (UNSPECV_SET_TP): New.
436 (sym_TPOFF, sym_DTPOFF): New.
437 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
438 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
439 * configure: Regenerated.
441 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
444 * config/ia64/ia64.c (ia64_optimization_options): Move
445 checking and setting flag_schedule_insns_after_reload and
446 ia64_flag_schedule_insns2 back to ...
447 (ia64_override_options): Here.
449 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
452 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
453 zero extend count after the correction to it is done.
454 (doloop_optimize): Update call to doloop_modify, don't zero extend
457 2008-09-18 Martin Jambor <mjambor@suse.cz>
459 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
461 * ipa-prop.c: Correct comments.
462 * ipa-prop.h: Likewise.
464 2008-09-18 Jan Hubicka <jh@suse.cz>
467 * ipa-reference.c (ipa_reference_local_vars_info_d,
468 ipa_reference_global_vars_info_d,
469 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
470 ipa_reference_vars_info_t): Move here from ipa-reference.h
471 (node_duplication_hook_holder, node_removal_hook_holder): New.
472 (get_reference_vars_info_from_cgraph): Rename to ...
473 (get_reference_vars_info): ... this one, use cgraph uids.
474 (get_local_reference_vars_info, get_global_reference_vars_info):
475 Use cgraph instead of decl.
476 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
477 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
478 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
480 (check_call): Simplify avail check.
481 (scan_stmt_for_static_refs): Update.
482 (propagate_bits): Update.
483 (merge_callee_local_info): Remove.
484 (init_function_info): Use cgraph nodes.
485 (clean_function_local_data): Break out from ...
486 (clean_function): ... here.
487 (copy_local_bitmap, copy_global_bitmap): New functions.
488 (duplicate_node_data, remove_node_data): New functions.
489 (generate_summary): Register hooks; use visibility instead of
491 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
492 * ipa-reference.h (ipa_reference_local_vars_info_d,
493 ipa_reference_global_vars_info_d,
494 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
495 ipa_reference_vars_info_t): Move to ipa-reference.c
496 (ipa_reference_get_read_local, ipa_reference_get_written_local):
498 (ipa_reference_get_read_global, ipa_reference_get_written_global,
499 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
501 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
502 (init_state): Remove.
503 (node_duplication_hook_holder, node_removal_hook_holder): New.
504 (get_function_state, set_function_state): Use VECtor.
505 (analyze_function): Check body availability.
506 (add_new_function): Likewise.
507 (duplicate_node_data, remove_node_data): New.
508 (generate_summary): Register hooks; do not care about clones.
509 (propafate): Do not care about clones; recursive functions are not looping.
510 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
511 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
512 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
514 * tree-flow.h (function_ann_d): Remove reference_vars_info.
515 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
516 ipa-reference accesors.
518 2008-09-18 Simon Baldwin <simonb@google.com>
520 * c-opts.c (c_common_handle_option): Add handling for
521 -Wbuiltin-macro-redefined command line option.
522 * c.opt: Added builtin-macro-redefined option.
523 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
526 2008-09-18 Richard Guenther <rguenther@suse.de>
528 PR tree-optimization/37258
529 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
530 and signedness for integral types.
531 (vn_phi_eq): Require compatible types.
533 2008-09-18 Jakub Jelinek <jakub@redhat.com>
536 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
537 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
539 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
540 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
541 ggc_free other TREE_LIST nodes from that chain.
542 * function.c (instantiate_decls): Instantiate also DECL_RTL
543 of vars in cfun->local_decls, free that list afterwards.
545 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
547 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
548 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
550 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
552 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
553 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
555 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
557 PR tree-optimization/37102
558 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
559 from a node. Check to see if another PHI is dead.
560 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
561 remove real PHIs which have no uses.
562 (rewrite_out_of_ssa): Call eliminate_useless_phis.
564 2008-09-18 Richard Guenther <rguenther@suse.de>
567 * tree-cfg.c (remove_useless_stmts_1): Remove
568 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
570 2008-09-18 Nick Clifton <nickc@redhat.com>
572 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
573 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
574 to frv_secondary_reload_class.
575 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
576 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
577 (frv_secondary_reload_class): Omit unused parameter.
578 (frv_secondary_reload): New function. Handle the case when
579 secondary_reload_class() is called before the reload_(in|out)
580 _optabs have been initialised.
581 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
583 * config/frv/frv.md: Define an exclusion set between fr550_m0
586 2008-09-18 Richard Guenther <rguenther@suse.de>
588 PR tree-optimization/37456
589 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
590 want to insert after ends a BB insert on the single fallthru
593 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
595 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
596 Mention -march=z9-109, z9-ec and z10.
598 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
600 PR rtl-optimization/37544
601 * regrename.c (maybe_mode_change): Exit early when copy_mode
602 is narrower than orig_mode and narrower than new_mode.
604 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
607 * sched-int.h (struct _haifa_insn_data): Remove unused field
610 * sched-rgn.c (ref_counts): Remove.
611 (insn_referenced): New static variable.
612 (INSN_REF_COUNT): Remove.
613 (sched_run_compute_dependencies): Use insn_referenced instead of
615 (add_branch_dependences): Likewise. Delete dead assignment.
617 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
619 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
620 consumer is an asm. Add comment why this is important.
621 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
622 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
625 2008-09-17 Joseph Myers <joseph@codesourcery.com>
627 * expr.c (emit_group_store): Do not shift before moving via a
630 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
632 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
633 from aggregate to non-aggregate type if the bit pattern is not fully
634 preserved afterwards.
636 2008-09-17 Richard Guenther <rguenther@suse.de>
638 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
639 (verify_gimple_assign): ... this. Split into ...
640 (verify_gimple_assign_unary): ... this,
641 (verify_gimple_assign_binary): ... that,
642 (verify_gimple_assign_single): ... and this.
643 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
644 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
645 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
646 (verify_types_in_gimple_reference): Be forgiving with
648 (verify_gimple_phi): Deal with virtual operands.
650 * tree.def (PREDICT_EXPR): Change to tcc_expression.
652 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
654 * tree.c (get_callee_fndecl): Don't call the language hook.
655 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
656 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
657 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
659 2008-09-17 Jakub Jelinek <jakub@redhat.com>
661 * tree.c (protected_set_expr_location): Don't unnecessarily
662 check for error_mark_node.
664 2008-09-17 Art Haas <ahaas@impactweather.com>
666 * ipa-reference.c (analyze_function): Declare step only if
667 ENABLE_CHECKING is defined.
669 2008-09-17 Jan Hubicka <jh@suse.cz>
672 * tree.h (DECL_INLINE): remove.
673 (DECL_DECLARED_INLINE_P): Update docs.
674 (DECL_NO_INLINE_WARNING_P): new.
675 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
676 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
678 2008-09-17 Jakub Jelinek <jakub@redhat.com>
679 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
682 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
685 2008-09-17 Jan Hubicka <jh@suse.cz>
687 * ipa-reference.c (ipa_obstack): Remove.
688 (local_info_obstack, global_info_obstack): New.
689 (add_static_var): We now handle variables only.
690 (mark_address_taken, mark_load, mark_store): New functions based on ...
691 (check_operand): ... remove.
692 (get_asm_stmt_operands): Rename to ...
693 (check_asm_memory_clobber): ... this. Look only for memory clobber.
694 (scan_stmt_for_static_refs): Rewrite.
695 (scan_op_for_static_refs): Rename to ...
696 (scan_initializer_for_static_refs): do not look for VAR_DECL
697 initializers; stop recursion on types and decls.
698 (ipa_init): Use proper obstacks.
699 (analyze_variable): Use scan_initializer_for_static_refs.
700 (init_function_info): Use local obstack.
701 (analyze_function): Simplify.
702 (add_new_function): We don't need visited_nodes obstack.
703 (generate_summary): Use proper obstacks; cleanup after propagation.
705 2008-09-17 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/37491
709 * alias.c (get_alias_set): Use the canonical type.
710 * tree-vect-transform.c (vectorizable_store): Use the type of
711 the lhs for the vector type. Adjust checking.
712 (vectorizable_load): Adjust checking.
714 2008-09-16 Jakub Jelinek <jakub@redhat.com>
715 Adam Nemet <anemet@caviumnetworks.com>
717 PR rtl-optimization/37483
718 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
719 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
720 Rearrange code to better match the original comment. Check
721 t_unconditional first. Improve comment.
723 2008-09-16 Jakub Jelinek <jakub@redhat.com>
726 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
727 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
730 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
731 GIMPLE_TRY if cleanup sequence is empty.
733 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
736 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
737 eliminate IV if the cost are the same.
739 2008-09-16 Richard Guenther <rguenther@suse.de>
742 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
745 2008-09-16 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/37508
748 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
750 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
752 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
754 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
756 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
757 use gen_floatdidf2 directly.
758 (floatunssidf2): Likewise.
759 (floatsidf_ppc64_mfpgpr): Remove.
760 (floatsidf_ppc64): Remove.
761 (floatunssidf_ppc64): Remove.
763 2008-09-15 Jakub Jelinek <jakub@redhat.com>
765 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
766 rather than update_cost_queue.
768 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
769 in every call starting with the second one, instead of only when
770 alias_bitmap_obstack.elements != NULL.
772 * tree-predcom.c (filter_suitable_components): Free all refs in
773 act->refs vector before calling release_component.
774 (add_ref_to_chain): Free ref if not adding it to chain->refs.
776 * tree-data-ref.c (free_subscripts): Free all subscript objects.
778 * tree-loop-linear.c (linear_transform_loops): Initialize
779 lambda_obstack only after calling perfect_loop_nest_depth.
780 Goto free_and_continue instead of just continue for later failures.
783 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
786 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
788 2008-09-14 Andreas Schwab <schwab@suse.de>
790 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
792 2008-09-14 Jan Hubicka <jh@suse.cz>
794 * invoke.texi (-fconserve-stack): Document.
795 * opts.c (decode_options): Handle conserve_stack.
796 * common.opt (fconvserve_stack): New.
798 2008-09-14 David Edelsohn <edelsohn@gnu.org>
800 * config.host: Add x-aix to host_xmake_file.
801 * config/rs6000/t-aix52: Do not override LDFLAGS.
802 * config/rs6000/x-aix: New file.
804 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
810 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
811 is not recognized as a valid register usage. Allow REG_X to be used
813 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
814 forces a reload when using a base register.
816 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
818 * config/i386/cygming-crtend.c (register_frame_ctor): If
819 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
820 directly with atexit.
821 (deregister_frame_ctor): Rename to ...
822 (deregister_frame_dtor): Use to call __gcc_deregister_frame
823 if !DEFAULT_USE_CXA_ATEXIT.
825 2008-09-13 Jan Hubicka <jh@suse.cz>
827 * cgraph.c: Include value-prof.h
828 * Makefile.in (cgraph.o): Add value-prof.h dependency.
830 2008-09-13 Jan Hubicka <jh@suse.cz>
833 * tree-profile.c (add_abnormal_goto_call_edges): New function.
834 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
835 tree_gen_one_value_profiler, tree_gen_average_profiler,
836 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
838 2008-09-13 Jan Hubicka <jh@suse.cz>
840 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
841 too many bytes on misalligned blocks.
843 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
845 * doc/cfg.texi: Fix some typos.
846 * doc/extend.texi: Likewise.
847 * doc/install.texi: Likewise.
848 * doc/invoke.texi: Likewise.
849 * doc/rtl.texi: Likewise.
850 * doc/tree-ssa.texi: Likewise.
852 2008-09-13 Richard Guenther <rguenther@suse.de>
855 * tree-nested.c (finalize_nesting_tree_1): Generate valid
856 gimple stores for memory rhs.
858 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
860 PR rtl-optimization/37489
861 * cse.c (fold_rtx): Don't return const_true_rtx for float
862 compare if FLOAT_STORE_FLAG_VALUE is undefined.
864 2008-09-13 Jan Hubicka <jh@suse.cz>
866 PR tree-optimization/37392
867 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
869 2008-09-13 Martin Jambor <mjambor@suse.cz>
870 Jan Hubicka <jh@suse.cz>
872 * cgraph.c (free_edges): New variable.
873 (NEXT_FREE_EDGE): New macro.
874 (cgraph_free_edge): New function.
875 (cgraph_remove_edge): Call cgraph_remove_edge_1.
876 (cgraph_node_remove_callees): Likewise.
877 (cgraph_node_remove_callers): Likewise.
878 (cgraph_create_edge): Reuse edges from the free list. Do not
879 update uid if doing so.
880 (cgraph_remove_*_hook): Add free call.
882 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
884 * ira-color.c (conflict_allocno_vec): Delete.
885 (update_cost_queue_elem): New structure.
886 (update_cost_queue): New variable.
887 (update_cost_queue_tail): Likewise.
888 (update_cost_queue_elems): Likewise.
889 (allocno_update_cost_check): Delete.
890 (initiate_cost_update): Allocate update_cost_queue_elems
891 instead of allocno_update_cost_check.
892 (finish_cost_update): Update the free()s accordingly.
893 (start_update_cost): New function.
894 (queue_update_cost): Likewise.
895 (get_next_update_cost): Likewise.
896 (update_copy_costs_1): Inline into...
897 (update_copy_costs): ...here. Use a queue instead of recursive calls.
898 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
899 once we've established they are equal. Don't allocate update
900 costs if there is nothing to add to them.
901 (update_conflict_hard_regno_costs): Remove ALLOCNO and
902 DIVISOR arguments. Use a queue instead of recursive calls;
903 process all the allocnos in the initial queue, rather than
905 (assign_hard_reg): Use queue_update_cost instead of
906 conflict_allocno_vec. Queue coalesced allocnos instead
907 of calling update_conflict_hard_regno_costs for each one.
908 Just call update_conflict_hard_regno_costs once for the
910 (ira_color): Remove conflict_allocno_vec handling.
912 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
914 PR tree-optimization/37484
915 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
916 (save_var_name): Same.
917 (initialize_cloog_names): Same.
918 (initialize_cloog_names): Same.
920 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
922 * tree-scalar-evolution.c (set_instantiated_value): Set
925 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
929 * ira-build.c (common_loop_tree_node_dominator): Remove.
930 (copy_live_ranges_to_removed_store_destinations): New function.
931 (regno_top_level_allocno_map): Move to top level from ...
932 (ira_flattening): ... here. Use
933 copy_live_ranges_to_removed_store_destinations.
935 * ira-emit.c (generate_edge_moves): Fix a comment.
937 2008-09-12 Anatoly Sokolov <aesok@post.ru>
940 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
941 scratch register after 'set' pattern.
943 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
945 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
946 information passed to mark_reg_pointer.
947 * explow.c (force_reg): Likewise.
949 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
951 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
952 when building for the celledp architecture.
954 2008-09-12 Richard Guenther <rguenther@suse.de>
956 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
958 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
960 PR rtl-optimization/37424
961 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
962 the regnos instead of the addresses.
964 2008-09-11 Janis Johnson <janis187@us.ibm.com>
966 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
968 2008-09-11 Richard Guenther <rguenther@suse.de>
970 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
971 entering the weaker equivalence recording.
973 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
975 2008-09-11 Jeff Law <law@redhat.com>
977 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
978 by assign_stack_local on the IRA path for stack slot sharing
979 as well as the non-IRA path.
981 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.h: Fix whitespace issues.
985 2008-09-11 Martin Jambor <mjambor@suse.cz>
987 * ipa-prop.h (struct ipa_param_flags): Removed.
988 (struct ipa_param_descriptor): New structure.
989 (struct ipa_node_params): ipcp_lattices, param_decls and
990 param_flags moved to ipa_param_description.
991 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
992 descriptors. Renamed all users.
993 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
994 changed to access descriptors. Renamed all users.
995 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
996 to access descriptors. Renamed all users.
997 * ipa-cp.c (ipcp_init_cloned_node): Call
998 ipa_initialize_node_params instead of ipa_count_formal_params and
999 ipa_create_param_decls_array.
1000 (ipcp_analyze_node): Likewise.
1001 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1002 descriptors. Renamed all users.
1003 (ipcp_initialize_node_lattices): Remove allocation.
1004 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1005 ipa_initialize_node_params instead of ipa_count_formal_params and
1006 ipa_create_param_decls_array.
1007 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1008 ipa_populate_param_decls, made static, added parameter info,
1009 renamed mt to node, removed allocation, changed to use
1011 (ipa_count_formal_params): Made static, added parameter info,
1013 (ipa_initialize_node_params): New function.
1014 (ipa_check_stmt_modifications): Changed to use descriptors.
1015 (ipa_detect_param_modifications): Removed allocation, changed to
1017 (ipa_note_param_call): Changed to use descriptors.
1018 (ipa_analyze_params_uses): Removed allocation.
1019 (ipa_free_node_params_substructures): Changed to use descriptors.
1020 (ipa_edge_duplication_hook): Use the unused attribute.
1021 (ipa_node_duplication_hook): Use the unused attribute, changed to
1022 use descriptors, changed to duplicate descriptors.
1024 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1025 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1026 indirect inlining. Made static.
1027 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1028 functions called only once.
1029 (cgraph_decide_recursive_inlining): Don't call
1030 ipa_propagate_indirect_call_infos, pass new_edges to
1031 cgraph_mark_inline_edge instead.
1032 (cgraph_decide_inlining_of_small_functions): Don't call
1033 ipa_propagate_indirect_call_infos, pass new_edges to
1034 cgraph_mark_inline_edge instead.
1035 (cgraph_decide_inlining): Don't call
1036 ipa_propagate_indirect_call_infos.
1037 * ipa-prop.c: Check that vectors are allocated.
1039 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1040 iff a new cgraph edges have been created.
1041 (cgraph_decide_inlining): New variable redo_always_inline.
1042 Flattening and always_inlining loop until callgraph stabilizes.
1043 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1044 true iff new cgraph edges have been created.
1045 (propagate_info_to_inlined_callees): Likewise.
1046 (ipa_propagate_indirect_call_infos): Likewise.
1048 2008-09-11 Richard Guenther <rguenther@suse.de>
1050 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1051 (set_prologue_iterations): Likewise.
1052 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1054 (vect_update_init_of_dr): Likewise.
1055 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1057 * fold-const.c (fold_unary): Do not generate calculations
1060 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1062 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1063 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1064 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1066 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1068 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1069 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1070 before finalizing the changes.
1071 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1073 (simplify_truth_ops_using_ranges): New.
1074 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1075 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1076 whether a simplification was made.
1077 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1078 use a switch statement and also call simplify_truth_ops_using_ranges.
1080 2008-09-11 Jan Hubicka <jh@suse.cz>
1082 * ggc-common.c (loc_array): Make static.
1083 * dce.c (rest_of_handle_ud_dce): Free worklist.
1085 2008-09-11 Jan Hubicka <jh@suse.cz>
1087 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1088 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1089 function so we are sure we do not dangle it forever.
1090 * function.c (outer_function_chain, find_function_data): Remove.
1091 (function_context_stack): New.
1092 (push_function_context, pop_function_context): Update.
1093 * function.h (struct function): Remove pointer outer.
1094 (outer_function_chain, find_function_data): Remove.
1095 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1097 2008-09-11 Jan Hubicka <jh@suse.cz>
1100 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1102 2008-09-11 Jan Hubicka <jh@suse.cz>
1104 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1106 2008-09-11 Jan Hubicka <jh@suse.cz>
1108 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1109 (free_var_map_entry): New function.
1110 (redirect_edge_var_map_destroy): Use it.
1112 2008-09-11 Jan Hubicka <jh@suse.cz>
1115 * tree-inline.c (add_lexical_block): Replace with ...
1116 (prepend_lexical_block): ... prepend at begginig.
1117 (remap_blocks): Use it and reverse later.
1118 (expand_call_inline): Use prepend_lexical_block.
1120 2008-09-11 Jan Hubicka <jh@suse.cz>
1122 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1124 2008-09-11 Jan Hubicka <jh@suse.cz>
1126 * function.c (free_after_compilation): Call insn_locators_free.
1127 * cfglayout.c (insn_locators_free): New function.
1128 * rtl.h (insn_locators_free): Declare.
1130 2008-09-11 Jan Hubicka <jh@suse.cz>
1132 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1134 (cond_move_process_if_block): Update call.
1136 2008-09-11 Jan Hubicka <jh@suse.cz>
1138 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1139 * vec.c: Include hashtab.h
1140 (vec_descriptor, ptr_hash_entry): New structures.
1141 (vec_desc_hash, vec_ptr_map): New static variables.
1142 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1143 register_overhead, free_overhead, vec_heap_free): New functions.
1144 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1145 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1146 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1149 2008-09-11 Ira Rosen <irar@il.ibm.com>
1151 PR tree-optimization/37474
1152 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1153 length of load permutation.
1155 2008-09-11 Andreas Schwab <schwab@suse.de>
1157 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1159 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1162 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1163 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1164 simplify_gen_subreg.
1166 2008-09-11 Ira Rosen <irar@il.ibm.com>
1168 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1171 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1174 * gimplify.c (gimplify_body): Call default_rtl_profile.
1177 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1178 instead of tok->val.node if not expanding to something else. Handle
1179 intervening CPP_PADDING tokens.
1180 (altivec_categorize_keyword): Remove unneeded comparisons.
1182 2008-09-10 Richard Guenther <rguenther@suse.de>
1184 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1186 2008-09-10 Richard Guenther <rguenther@suse.de>
1189 * tree-inline.c (insert_init_stmt): Make sure to not
1190 insert invalid gimple stores.
1192 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1194 PR tree-optimization/37388
1195 * toplev.c (process_options): Fail and warn when graphite
1196 flags are used, but the compiler has not been configured
1197 with graphite libraries.
1198 * graphite.c (graphite_transform_loops): Remove printfs
1199 to dump_file for the case when graphite is not available.
1201 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1204 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1205 the even element into register.
1206 (ix86_expand_vector_init_general): Don't use
1207 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1208 if we can't move from GPR to SSE register directly.
1210 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1212 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1213 not lose track of the number of NOPs needed. Number of NOPs needed
1214 for sync vs. loads workaround was switched; corrected. Run second
1215 pass for all workarounds. No NOPs needed after call insns. Change
1216 second pass to use find_next_insn_start and find_load helpers in order
1217 to properly detect parallel insns.
1218 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1220 2008-09-10 Jan Hubicka <jh@suse.cz>
1222 * value-prof.c (gimple_ic): Fix tuplification bug.
1223 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1226 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1228 PR tree-optimization/37353
1229 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1230 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1231 calls instead of cond_dead_built_in_calls.
1232 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1233 initalize the vector only before adding first entry. Use VEC_safe_push
1234 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1235 shrink_wrap_conditional_dead_built_in_calls call.
1237 2008-09-10 Ira Rosen <irar@il.ibm.com>
1239 PR tree-optimization/37385
1240 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1241 and use it as a vector type if not NULL.
1242 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1244 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1246 (vectorizable_load): Likewise.
1248 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1250 * config/i386/i386.md (SWI32): New mode iterator.
1251 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1254 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1256 PR rtl-optimization/37435
1257 * caller-save.c (insert_restore, insert_save): Check the mode by
1260 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1263 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1265 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1268 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1270 * doc/invoke.texi (ARM Options): Correct errors in discussion
1271 of -mfloat-abi, -mhard-float, and -msoft-float.
1273 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1274 Jan Hubicka <jh@suse.cz>
1277 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1278 calling gimple_regimplify_operands on it. Iterate over all newly
1279 added statements, not just the last one.
1280 (insert_init_stmt): Insert stmt into seq first, then call
1281 gimple_regimplify_operands on it. Don't create new gimplification
1282 context, nor find referenced vars.
1284 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1287 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1288 to pointer to vector pointer.
1289 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1290 propagate_info_to_inlined_callees): Likewise.
1291 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1292 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1293 ipa_check_create_edge_args.
1294 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1295 to pointer to vector pointer.
1296 (cgraph_decide_inlining_of_small_function): Adjust
1297 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1301 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1302 optimizing for size, not speed.
1304 PR rtl-optimization/37408
1305 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1306 if parm is promoted.
1308 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1310 PR tree-optimization/37375
1311 * tree-scalar-evolution.c (scev_info_str): Add field
1313 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1314 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1315 set_instantiated_value): Pass instantiated_below.
1316 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1318 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1319 the definitions are not instantiated.
1321 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1322 (block_before_loop): New.
1323 * tree-data-ref.c (dr_analyze_indices): Update uses of
1325 * graphite.c (block_before_scop): New.
1326 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1327 basic block, not a loop for determining the parameters.
1328 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1330 (idx_record_params, find_params_in_bb, find_scop_parameters,
1331 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1332 to instantiate_scev.
1334 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1336 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1340 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1342 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1343 Check zero freq and increase if necessary.
1345 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1347 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1348 regno is in the right range. Add comments.
1350 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1352 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1354 * mips-tfile.c (copy_object): Cast alloca result to int *.
1355 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1357 Rename class to sclass.
1358 (read_tfile): Cast read_seek return values to proper types.
1359 Cast xcalloc return value to proper type.
1361 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1363 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1364 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1365 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1367 2008-09-09 Jan Hubicka <jh@suse.cz>
1369 * profile.c (is_edge_inconsistent): Add debug output; ignore
1370 negative count on fake edges.
1371 (is_inconsistent): Add debug output.
1373 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1375 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1377 (choose_ready): When first insn is chosen from the ready list, also
1380 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1382 PR rtl-optimization/37360
1383 * haifa-sched.c (max_issue): Do not assert that we never issue more
1384 insns than issue_rate. Add comment.
1386 2008-09-09 Richard Guenther <rguenther@suse.de>
1388 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1389 (verify_types_in_gimple_call): Rename to ...
1390 (verify_gimple_call): ... this. Enhance.
1391 (verify_types_in_gimple_cond): Remove.
1392 (verify_gimple_comparison): New function ...
1393 (verify_types_in_gimple_assign): ... split out from here.
1394 (verify_types_in_gimple_return): Rename to ...
1395 (verify_gimple_return): ... this. Enhance.
1396 (verify_types_in_gimple_switch): Rename to ...
1397 (verify_gimple_switch): ... this. Enhance.
1398 (verify_gimple_goto): New function.
1399 (verify_types_in_gimple_phi): Rename to ...
1400 (verify_gimple_phi): ... this. Enhance.
1401 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1402 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1403 (verify_types_in_gimple_seq_2): Remove cases handled in
1404 verify_types_in_gimple_stmt.
1406 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1408 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1409 (push_multiple_operation, pop_multiple_operation): Set it.
1410 (workaround_rts_anomaly): New function.
1411 (workaround_speculation): New function, broken out of bfin_reorg.
1412 (bfin_reorg): Call the new functions.
1414 2008-09-09 Richard Guenther <rguenther@suse.de>
1418 * gimplify.c (gimplify_conversion): Change conversions of
1419 non-register type to VIEW_CONVERT_EXPRs.
1420 (gimplify_addr_expr): If we need to make the operand
1421 addressable make sure to use a properly initialized
1422 temporary for that so it gets a valid gimple store.
1424 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1426 * function.h (struct function): Add function_start_locus.
1427 * cfgexpand.c (gimple_expand_cfg): Use it.
1428 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1430 2008-09-09 Richard Guenther <rguenther@suse.de>
1432 PR tree-optimization/37433
1433 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1436 2008-09-09 Richard Guenther <rguenther@suse.de>
1438 PR tree-optimization/37387
1439 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1440 and bits to a common type.
1442 2008-09-09 Nick Clifton <nickc@redhat.com>
1444 * config/v850/v850.md (return): Restore frame size restriction.
1446 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1448 * c-common.c (c_expand_decl): Remove.
1449 * c-common.h (anon_aggr_type_p): Remove prototype.
1450 (DECL_ANON_UNION_ELEMS): Remove.
1451 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1452 * c-decl.c (anon_aggr_type_p): Remove.
1453 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1454 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1455 * langhooks.h (struct lang_hooks): Remove expand_decl.
1456 * langhooks.c (lhd_expand_decl): Remove.
1457 * stmt.c (expand_anon_union_decl): Remove.
1458 * tree.h (expand_anon_union_decl): Remove prototype.
1460 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1463 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1465 * config/avr/avr.md (QISI) : Define mode iterator.
1466 (negated_tst<mode>) : Redefine as split using mode macro.
1467 (reversed_tstqi): Define insn as reversed compare with zero.
1468 (reversed_tsthi): Ditto.
1469 (reversed_tstsi): Ditto.
1471 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1474 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1475 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1478 * predict.c (optimize_function_for_size_p): Don't segfault if
1480 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1481 tree_swap_operands_p): Don't test cfun != NULL before calling
1482 optimize_function_for_s*_p.
1484 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1486 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1489 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1491 * crx/crx.h (IRA_COVER_CLASSES): Define.
1493 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1496 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1497 even when a stmt has been gimple_modified_p, but after fold_stmt is
1498 not any longer. Remove unneeded may_have_exposed_new_symbols
1501 2008-09-08 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/37421
1504 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1507 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1510 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1512 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1515 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1516 * pa-hpux10.h (LINK_SPEC): Likewise.
1517 * pa-hpux11.h (LINK_SPEC): Likewise.
1519 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1521 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1522 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1524 2008-09-07 Helge Deller <deller@gmx.de>
1526 * pa/linux-atomic.c: New file.
1527 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1528 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1530 2008-09-07 Richard Guenther <rguenther@suse.de>
1531 Ira Rosen <irar@il.ibm.com>
1533 PR tree-optimization/36630
1534 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1535 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1537 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1538 Ira Rosen <irar@il.ibm.com>
1540 PR tree-optimization/35642
1541 * config/rs6000/altivec.md (mulv8hi3): Implement.
1543 2008-09-06 Jeff Law <law@redhat.com>
1545 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1547 2008-09-06 Jan Hubicka <jh@suse.cz>
1549 PR tree-optimization/14703
1550 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1552 * passes.c (init_optimization_passes): Recompute inline parameters.
1554 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1556 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1559 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1560 Peter Fuerst <post@pfrst.de>
1562 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1563 * doc/extend.texi: Document __builtin_mips_cache.
1564 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1565 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1566 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1567 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1568 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1569 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1570 (set_push_mips_isas): New variable.
1571 (mips_r10k_cache_barrier): New variable.
1572 (cache): New availability predicate.
1573 (mips_builtins): Add an entry for __builtin_mips_cache.
1574 (mips_build_cvpointer_type): New function.
1575 (MIPS_ATYPE_CVPOINTER): New macro.
1576 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1578 (r10k_simplified_address_p, r10k_simplify_address)
1579 (r10k_uncached_address_p, r10k_safe_address_p)
1580 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1581 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1582 (r10k_insert_cache_barriers): New functions.
1583 (mips_reorg_process_insns): Delete cache barriers after a
1584 branch-likely instruction.
1585 (mips_reorg): Call r10k_insert_cache_barriers.
1586 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1587 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1588 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1589 (mips_cache, r10k_cache_barrier): New define_insns.
1591 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1593 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1594 * ira-color.c (setup_allocno_left_conflicts_num): Use
1595 hard_reg_set_equal_p instead of a comparison with
1596 ira_zero_hard_reg_set.
1597 * ira.c (setup_reg_subclasses): Likewise.
1598 (setup_cover_and_important_classes): Likewise.
1599 (setup_class_translate): Likewise.
1600 (setup_reg_class_intersect_union): Likewise.
1601 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1602 (ira_init_once): Don't initialize them.
1604 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1606 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1608 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1610 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1612 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1614 Improved branch hints, safe hints, and scheduling.
1616 * haifa-sched.c (sched_emit_insn) : Define.
1617 * sched-int.h (sched_emit_insn) : Add prototype.
1618 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1619 -mhint-max-distance -msafe-hints) : Document.
1620 * config/spu/spu.c (spu_flag_var_tracking): New.
1621 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1622 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1623 TARGET_ASM_FILE_START): Define.
1624 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1625 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1626 (spu_emit_branch_hint): Add blocks argument.
1627 (insert_branch_hints, insert_nops): Remove.
1628 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1629 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1630 spu_sched_reorder, asm_file_start): New functions.
1631 (clock_var, spu_sched_length, pipe0_clock,
1632 pipe1_clock, prev_clock_var, prev_priority,
1633 spu_ls_first, prev_ls_clock): New static variables.
1634 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1635 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1636 (nopn_nv): Add a non-volatile version of nop.
1637 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1638 -mhint-max-distance, -msafe-hints): New options.
1640 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1641 Samuel Tardieu <sam@rfc1149.net>
1643 * opts.c (decode_options): Combine nested if statements.
1646 * opts.c (decode_options): Handle more relationships among
1647 unit-at-a-time, toplevel-reorder, and section-anchors.
1649 2008-09-05 David Daney <ddaney@avtrex.com>
1651 * doc/install.texi (--enable-reduced-reflection): Document new option.
1653 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1655 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1657 (constantpool_operand): New.
1658 (move_operand): Disallow sub-word modes for the constant pool.
1659 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1660 (xtensa_secondary_reload_class): Replace with....
1661 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1662 Set icode for sub-word reloads from the constant pool.
1663 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1664 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1665 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1666 * config/xtensa/xtensa-protos.h: Update prototypes.
1668 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1670 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1671 (REG_CLASS_NAMES): Update.
1672 (REG_CLASS_CONTENTS): Update.
1673 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1674 of ALL_REGS for regs 77 and 78.
1675 * function.c (instantiate_virtual_regs_in_insn): Assert that
1676 return value of simplify_gen_subreg is not NULL.
1678 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1680 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1681 (gen_rtvec_v): Fix coding standards.
1683 2008-09-04 Jan Hubicka <jh@suse.cz>
1685 * i386.c (decide_alg): Be more conservative about optimizing for size.
1687 2008-09-04 Ian Lance Taylor <iant@google.com>
1689 * varasm.c (narrowing_initializer_constant_valid_p): New
1691 (initializer_constant_valid_p): Call it.
1693 2008-09-04 Jeff Law <law@redhat.com>
1695 * fold-const.c (native_encode_real): Fix computation of WORDS.
1696 (native_interpret_real): Likewise.
1698 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1700 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1702 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1704 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1705 that the cost is already taken into account in ira-costs.c
1707 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1709 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1710 ira_debug_copies): New.
1711 (ira_bulid): Call print_copies.
1713 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1715 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1718 * config/rs6000/rs6000.c (optimization_options): Remove check of
1719 flag_toplevel_order.
1721 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1723 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1724 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1725 second operand is a reg_imm10_operand.
1726 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1727 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1728 (*seq_<GPR:mode><GPR2:mode>): Rename to
1729 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1731 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1732 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1734 (*sne_<GPR:mode><GPR2:mode>): Rename to
1735 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1738 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1740 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1741 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1742 combining an arithmetic right shift by more than 31 and a
1743 trunction. Don't match for out-of-range shift amounts. Set
1744 attribute mode to <MODE>.
1745 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1746 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1747 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1748 shifts by less than 32.
1749 (extv): Change predicate on first operand to accept registers.
1750 Change predicate of the other operands from immediate_operand to
1751 const_int_operand. Expand exts when source is a register.
1752 (extzv): Change predicate of the constant operands from
1753 immediate_operand to const_int_operand.
1754 (extzv<mode>): Change predicate of the constant operands from
1755 immediate_operand to const_int_operand and no constraint. Also
1757 (*extzv_trunc<mode>_exts): New pattern.
1759 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1761 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1762 * config/mips/mips-protos.h (mask_low_and_shift_p,
1763 mask_low_and_shift_len): Declare.
1764 * config/mips/mips.c (mask_low_and_shift_p,
1765 mask_low_and_shift_len): New functions.
1766 (mips_print_operand): Handle new operand prefix "m".
1767 * config/mips/mips.md (*cins<mode>): New pattern.
1769 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1771 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1772 optimizing for size.
1774 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1776 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1777 regardless of epilogue_completed.
1779 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1782 * ira-lives.c (process_bb_node_lives): Check setjmp.
1784 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1787 * ira-build.c (form_loop_tree): Reverse BB walk.
1788 (create_bb_allocnos): Likewise.
1789 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1790 (mark_reg_store): Rename to...
1791 (mark_ref_live): ...this and take a df_ref argument instead of
1792 note_stores arguments. Assert that we have a register.
1793 (mark_reg_clobber): Delete.
1794 (def_conflicts_with_inputs_p): New function.
1795 (mark_reg_conflicts): Delete.
1796 (mark_reg_death): Rename to...
1797 (mark_ref_dead): ...this and take a df_ref argument instead of
1798 a register. Assert that we have a register.
1799 (process_bb_node_lives): Hoist frequency calculation out of
1800 instruction walk. Convert from a forwards scan to a backwards scan.
1801 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1802 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1803 (create_allocno_live_ranges): Don't create regs_set.
1805 2008-09-04 Ian Lance Taylor <iant@google.com>
1807 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1808 or REG_LABEL_TARGET.
1809 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1810 comparing MODE with MEM.
1811 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1812 comparing with GF_PREDICT_TAKEN.
1813 (gimple_get_lhs): Change code to enum gimple_code.
1814 (gimple_set_lhs): Likewise.
1815 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1816 * omp-low.c (find_omp_clause): Change kind parameter to enum
1818 * tree-flow.h (find_omp_clause): Update declaration.
1819 * regrename.c (clear_dead_regs): Change kind parameter to enum
1821 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1823 * see.c (see_get_extension_data): Change return type to enum
1824 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1825 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1826 (see_gen_normalized_extension): Change extension_code parameter to
1828 (see_seek_pre_extension_expr): Change extension_code to enum
1830 (see_merge_one_def_extension): Likewise.
1831 (see_handle_relevant_defs): Likewise.
1832 (see_handle_relevant_uses): Likewise.
1833 (see_analyze_one_def): Likewise.
1834 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1835 GIMPLE_ASM rather than ASM_EXPR.
1836 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1837 GIMPLE_RETURN rather than RETURN_EXPR.
1838 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1839 (evaluate_stmt): Likewise.
1840 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1841 to enum vect_relevant.
1842 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1843 compare gimple codes with tree codes.
1845 2008-09-04 Paul Brook <paul@codesourcery.com>
1847 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1849 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1851 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1852 pointer check lost in the recent no-unit-at-a-time patch.
1854 2008-09-04 Jan Hubicka <jh@suse.cz>
1857 * tree-switch-conversion.c (check_final_bb): Accept only IP
1860 2008-09-04 Jan Hubicka <jh@suse.cz>
1862 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1864 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1865 using_ranges argument.
1866 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1867 (vrp_visit_cond_stmt): Update call of
1868 vrp_evaluate_conditional_warnv_with_ops
1870 2008-09-04 Jan Hubicka <jh@suse.cz>
1872 PR tree-optimization/37345
1873 PR tree-optimization/37358
1874 PR tree-optimization/37357
1875 * tree.c (build_function_type_skip_args): Build distinct type copy;
1877 (build_function_decl_skip_args): Set type of new decl not orig decl;
1878 clear DECL_VINDEX for methods turned into functions.
1880 2008-09-04 Nick Clifton <nickc@redhat.com>
1882 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1883 * configure: Regenerate.
1884 * config.in: Regenerate.
1885 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1886 alignment field, if it is supported.
1888 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1890 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1893 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1895 * config/rs6000/rs6000.c (processor_target_table): Do not
1896 enable VMX for POWER6.
1898 2008-09-03 Anton Blanchard <anton@samba.org>
1900 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1901 emit memory barrier before operation.
1903 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1906 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1907 default_elf_asm_output_external.
1909 2008-09-03 Jeff Law <law@redhat.com>
1911 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1913 2008-09-03 Richard Henderson <rth@redhat.com>
1915 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1916 memory barrier to below the test-and-set.
1917 (alpha_split_lock_test_and_set_12): Likewise.
1919 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1923 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1926 * ira-color.c (print_loop_title): Use all_allocnos.
1927 (color_pass): Ditto. Don't add border_allocnos. Check that
1928 subloop allocno in the correspdoning bitmap all_allocnos.
1930 * ira-emit.c (change_loop): Use all_allocnos.
1932 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1934 (ira_create_allocno): Set up all_allocnos bit for the created
1936 (create_cap_allocno): Remove setting mentioned_allocnos.
1937 (create_insn_allocnos): Ditto.
1938 (remove_unnecessary_allocnos): Use all_allocnos.
1939 (check_allocno_creation): Check that allocnos are in the
1940 corresponding bitmap all_allocnos.
1942 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1946 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1947 (process_regs_for_copy): Process subregs. Refine check when cost
1948 is taken into account in ira-costs.c.
1949 (process_reg_shuffles): Use REG_SUBREG_P.
1950 (add_insn_allocno_copies): Ditto. Ignore modes.
1952 * ira-color.c (conflict_allocno_vec): New.
1953 (COST_HOP_DIVISOR): New macro.
1954 (update_copy_costs_1): Use it.
1955 (update_conflict_hard_regno_costs): New function.
1956 (assign_hard_reg): Use it.
1957 (ira_color): Allocate and free conflict_allocno_vec.
1959 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1963 * ira-int.h (ira_sort_insn_chain): Remove.
1965 * ira.c (basic_block_order_nums, chain_insn_order,
1966 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1967 (ira): Don't call ira_sort_insn_chain.
1969 * reload1.c (reload): Don't call ira_sort_insn_chain.
1971 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1974 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1975 which become non throw.
1976 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1977 update_call_expr after updating the flags on the decl.
1979 2008-09-03 Jan Hubicka <jh@suse.cz>
1981 PR tree-optimization/37315
1982 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1983 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1984 (cgraph_analyze_functions): Use node->analyzed
1985 (cgraph_mark_functions_to_output): Likewise.
1986 (cgraph_expand_function): All functions can be released after
1988 (cgraph_optimize): Use gimple_has_body_p.
1989 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1990 (cgraph_decide_inlining_incrementally): Likewise.
1991 (inline_transform): Inline transform.
1992 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1994 (inlinable_function_p): Drop gimple_body check.
1995 (expand_call_inline): Use gimple_has_body_p.
1996 * gimple.c (gimple_has_body_p): New.
1997 * gimple.h (gimple_has_body_p): Add prototype.
1998 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1999 (dump_function_to_file): Use gimple_has_body_p check.
2001 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2004 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2006 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2008 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2010 From Michael Frysinger <michael.frysinger@analog.com>
2011 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2012 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2015 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2018 * doc/extend.texi: Document picoChip builtin functions.
2019 * doc/invoke.texi: Document picoChip options.
2020 * doc/contrib.texi: Add picoChip contribution.
2021 * doc/md.texi: Document picoChip constraints.
2022 * config.gcc: Add picochip-*-*.
2023 * config/picochip/: Add new port.
2025 2008-09-03 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/37328
2028 * tree-sra.c (sra_build_assignment): Gimplify properly.
2029 (generate_copy_inout): Take the correct stmt as definition,
2030 remove bogus assert.
2032 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2034 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2037 From Michael Frysinger <michael.frysinger@analog.com>
2038 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2040 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2042 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2043 (__gthread_setspecific): Revert 2008-08-31 change to
2044 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2046 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2048 * diagnostic.c (error_at): New.
2049 * toplev.h (error_at): New prototype.
2050 * c-typeck.c (build_array_ref): Call error_at instead of error.
2051 Pass location to pedwarn.
2053 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2055 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2057 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2059 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2060 VAR_DECL and CONST_DECL.
2062 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2063 Jakub Jelinek <jakub@redhat.com>
2065 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2066 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2067 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2068 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2069 Don't set ix86_save_varrargs_registers.
2070 (ix86_setup_incoming_varargs): Assume cum != NULL.
2071 (ix86_va_start): Check ix86_varargs_gpr_size and
2072 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2073 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2074 from frame pointer if ix86_varargs_gpr_size == 0.
2075 (ix86_compute_frame_layout): Updated.
2076 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2077 (ix86_varargs_gpr_size): Define.
2078 (ix86_varargs_fpr_size): Likewise.
2079 (machine_function): Remove save_varrargs_registers.
2080 Add varargs_gpr_size and varargs_fpr_size.
2082 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2084 * config/alpha/alpha.c (va_list_skip_additions,
2085 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2086 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2089 PR tree-optimization/36766
2090 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2091 for already removed basic blocks.
2094 * real.c (real_maxval): Clear a lower bit to make real_maxval
2095 match get_max_float for IBM long double format.
2097 2008-09-02 Andreas Schwab <schwab@suse.de>
2099 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2100 * configure: Regenerate.
2102 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2104 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2105 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2106 checking for a non-VOID CONSTANT_P.
2108 2008-09-02 Jan Hubicka <jh@suse.cz>
2110 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2111 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2114 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2116 * expr.c (emit_group_store): Don't assert stack temp mode size.
2118 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2119 Tobias Grosser <grosser@fim.uni-passau.de>
2120 Jan Sjodin <jan.sjodin@amd.com>
2121 Harsha Jagasia <harsha.jagasia@amd.com>
2122 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2123 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2124 Adrien Eliche <aeliche@isty.uvsq.fr>
2126 Merge from graphite branch.
2129 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2130 * doc/invoke.texi (-floop-block, -floop-interchange,
2131 -floop-strip-mine): Document new flags.
2132 * tree-into-ssa.c (gimple_vec): Moved...
2133 * tree-loop-distribution.c (rdg_component): Moved...
2134 * cfgloopmanip.c: Include tree-flow.h.
2135 (update_dominators_in_loop): New.
2136 (create_empty_if_region_on_edge): New.
2137 (create_empty_loop_on_edge): New.
2138 (loopify): Use update_dominators_in_loop.
2139 * tree-pass.h (pass_graphite_transforms): Declared.
2140 * configure: Regenerate.
2141 * tree-phinodes.c (make_phi_node): Export.
2142 (add_phi_node_to_bb): New, split from create_phi_node.
2143 * tree-chrec.c (for_each_scev_op): New.
2144 * tree-chrec.h (for_each_scev_op): Declared.
2145 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2146 (remove_statement): Call get_phi_with_result.
2147 * config.in (HAVE_cloog): Undef.
2148 * gdbinit.in (pgg): New.
2149 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2150 * tree-ssa-loop.c (graphite_transforms): New.
2151 (gate_graphite_transforms): New.
2152 (pass_graphite_transforms): New.
2153 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2154 HAVE_cloog): Defined.
2155 * tree-vectorizer.c (rename_variables_in_bb): Export.
2156 * tree-data-ref.c (dr_may_alias_p): Export.
2157 (stmt_simple_memref_p): New.
2158 (find_data_references_in_stmt): Export.
2159 (find_data_references_in_loop): Export.
2160 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2161 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2162 (create_rdg_vertices): Export.
2163 (build_empty_rdg): New.
2164 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2165 * tree-data-ref.h (rdg_component): ... here.
2167 (struct data_reference): Add a field scop.
2169 (find_data_references_in_loop): Declared.
2170 (find_data_references_in_stmt): Declared.
2171 (create_rdg_vertices): Declared.
2172 (dr_may_alias_p): Declared.
2173 (stmt_simple_memref_p): Declared.
2174 (struct rdg_edge): Add a field ddr_p relation.
2175 (build_empty_rdg): Declared.
2176 * lambda.h (lambda_matrix): Declare a VEC of.
2177 (find_induction_var_from_exit_cond): Declared.
2178 (lambda_vector_compare): New.
2179 * common.opt (fgraphite, floop-strip-mine,
2180 floop-interchange, floop-block): New flags.
2181 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2182 * cfgloop.c (is_loop_exit): New.
2183 * cfgloop.h (is_loop_exit): Declared.
2184 (create_empty_if_region_on_edge): Declared.
2185 (create_empty_loop_on_edge): Declared.
2186 * tree-flow.h (add_phi_node_to_bb): Declared.
2187 (make_phi_node): Declared.
2188 (rename_variables_in_bb): Declared.
2189 (perfect_loop_nest_depth): Declared.
2190 (graphite_transform_loops): Declared.
2191 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2192 (graphite.o-warn): Add -Wno-error.
2193 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2194 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2195 (INCLUDES): Add PPLINC, CLOOGINC.
2196 (OBJS-common): Add graphite.o.
2197 (graphite.o): Add rule.
2198 * gimple.h (gimple_vec): ... here.
2199 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2200 * passes.c (init_optimization_passes): Schedule
2201 pass_graphite_transforms.
2203 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2206 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2207 and -fno-toplevel-reorder after handle_options.
2209 2008-09-02 Paul Brook <paul@codesourcery.com>
2211 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2212 (arm_override_options): Set arm_tune_cortex_a9.
2213 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2214 (arm_issue_rate): Handle cortexa9.
2215 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2216 * config/arm/arm-cores.def: Add cortex-a9.
2217 * config/arm/arm-tune.md: Regenerate.
2218 * config/arm/arm.md: Include cortex-a9.md.
2219 (generic_sched, generic_vfp): Add cortexa9.
2220 * config/arm/cortex-a9.md: New file.
2222 2008-09-02 Richard Guenther <rguenther@suse.de>
2224 PR tree-optimization/37327
2225 * tree-vrp.c (register_new_assert_for): Make sure to not have
2226 TREE_OVERFLOW set on the bound.
2228 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2230 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2232 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2233 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2236 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2238 * gcc/config/spu/spu.md (divdf3): Removed.
2240 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2242 PR tree-optimization/37095
2243 * cgraph.c (cgraph_node): When creating new cgraph node after
2244 assembler_name_hash has been populated, record it in the hash
2247 2008-09-01 Paul Brook <paul@codesourcery.com>
2249 * doc/invoke.texi: Document -mword-relocations.
2250 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2251 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2252 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2253 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2254 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2255 (arm_emit_movpair): New function.
2256 (arm_print_operand <c>): Handle sybolic addresses.
2257 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2258 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2259 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2260 * config/arm/arm.opt: Add -mword-relocations.
2261 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2262 (arm_movt, arm_movw): New.
2264 2008-09-01 Paul Brook <paul@codesourcery.com>
2266 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2267 Allow Interworking on ARMv4 EABI based targets.
2268 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2269 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2271 2008-09-01 Paul Brook <paul@codesourcery.com>
2273 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2274 optimized LT0 test. Remove optimization for GT.
2276 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2278 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2279 openmp applications.
2280 * pa-hpux11.h (LIB_SPEC): Likewise.
2282 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2285 2008-09-01 Jan Hubicka <jh@suse.cz>
2287 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2288 present, use only counts; when guessed use only frequencies.
2289 (estimate_bb_frequencies): Use function_frequency.
2290 * profile.c (compute_branch_probabilities): Exit early when
2291 profile reading failed. Set profile_status.
2292 (branch_prob): Do not set profile_status.
2294 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2296 * tree.c (protected_set_expr_location): New.
2297 * tree.h (protected_set_expr_location): New prototype.
2298 * c-tree.h (build_array_ref): Add argument.
2299 (parser_build_unary_op): Same.
2300 * c-typeck.c (build_indirect_ref): Handle new location argument.
2301 (build_array_ref): Same.
2302 (parser_build_unary_op): Same.
2303 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2305 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2307 * c-common.c (finish_label_address_expr): Handle new location argument.
2308 * c-common.h (build_indirect_ref): Add argument.
2309 (finish_label_address_expr): Same.
2310 * c-parser.c (c_parser_unary_expression): Pass location to build
2312 (c_parser_postfix_expression): Same.
2314 2008-09-01 Paul Brook <paul@codesourcery.com>
2316 * config/arm/arm.md: Include cortex-r4f.md.
2317 (attr fpu): Update type list.
2318 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2319 fconstd, fcmps and fcmpd.
2320 (attr tune_cortexr4): Define.
2321 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2322 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2323 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2324 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2325 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2326 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2327 cortex_a8_vfp_farith: Ditto.
2328 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2329 * config/arm/cortex-r4.md: Use tune_cortexr4.
2330 * config/arm/cortex-r4f.md: New file.
2332 2008-09-01 Richard Guenther <rguenther@suse.de>
2334 PR tree-optimization/37305
2335 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2336 the result of constant conversions.
2337 (fold_gimple_assign): Likewise.
2339 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2341 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2342 #ifdef ENABLE_CHECKING.
2344 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2346 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2347 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2348 when !INSN_SCHEDULING.
2350 2008-09-01 Andreas Schwab <schwab@suse.de>
2352 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2354 2008-09-01 Paul Brook <paul@codesourcery.com>
2356 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2358 2008-09-01 Jan Hubicka <jh@suse.cz>
2360 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2362 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2364 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2365 * gimplify.c (gimplify_init_constructor): Add speed operand.
2366 * tree-sra.c (decide_block_copy): Likewise.
2367 * tree-inline.c (estimate_move_cost): Likewise.
2368 * config/alpha/alpha.h (MOVE_RATIO): Update.
2369 * config/frv/frv.c (MOVE_RATIO): Update.
2370 * config/spu/spu.h (MOVE_RATIO): Update.
2371 * config/sparc/sparc.h (MOVE_RATIO): Update.
2372 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2373 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2374 * config/cris/cris.h (MOVE_RATIO): Update.
2375 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2376 * config/arm/arm.h (MOVE_RATIO): Update.
2377 * config/pa/pa.md: Update uses of MOVE_RATIO
2378 * config/pa/pa.h (MOVE_RATIO): Update.
2379 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2380 CLEAR_RATIO, SET_RATIO): Update.
2381 * config/h8300/h8300.h (MOVE_RATIO): Update.
2382 * config/v850/v850.h (MOVE_RATIO): Update.
2383 * config/bfin/bfin.h (MOVE_RATIO): Update.
2385 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2386 Dmitry Melnik <dm@ispras.ru>
2387 Dmitry Zhurikhin <zhur@ispras.ru>
2388 Alexander Monakov <amonakov@ispras.ru>
2389 Maxim Kuvyrkov <maxim@codesourcery.com>
2391 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2392 sel-sched-dump.c, sel-sched-ir.c: New files.
2393 * Makefile.in (OBJS-common): Add selective scheduling object files.
2394 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2395 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2396 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2397 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2398 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2399 (make_forwarder_block): Update loop latch if we have redirected
2400 the loop latch edge.
2401 * cfgloop.c (get_loop_body_in_custom_order): New function.
2402 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2403 (CP_FALLTHRU_PREHEADERS): Likewise.
2404 (get_loop_body_in_custom_order): Declare.
2405 * cfgloopmanip.c (has_preds_from_loop): New.
2406 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2407 Assert that the preheader edge will be fall thru when it is set.
2408 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2409 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2410 fsel-sched-substitution, fselective-scheduling): New flags.
2411 * cse.c (hash_rtx_cb): New.
2413 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2414 sel_sched_insn_cnt): New counters.
2415 * final.c (compute_alignments): Export. Free dominance
2416 info after loop_optimizer_finalize.
2417 * genattr.c (main): Output maximal_insn_latency prototype.
2418 * genautomata.c (output_default_latencies): New.
2419 Factor its code from ...
2420 (output_internal_insn_latency_func): ... here.
2421 (output_internal_maximal_insn_latency_func): New.
2422 (output_maximal_insn_latency_func): New.
2423 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2424 (struct hard_reg_set_iterator): New.
2425 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2426 hard_reg_set_iter_next): New functions.
2427 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2428 * lists.c (remove_free_INSN_LIST_node,
2429 remove_free_EXPR_LIST_node): New functions.
2430 * loop-init.c (loop_optimizer_init): When
2431 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2432 calling create_preheaders.
2433 (loop_optimizer_finalize): Do not verify flow info after reload.
2434 * recog.c (validate_replace_rtx_1): New parameter simplify.
2435 Default it to true. Update all uses. Factor out simplifying
2437 (simplify_while_replacing): ... this new function.
2438 (validate_replace_rtx_part,
2439 validate_replace_rtx_part_nosimplify): New.
2440 * recog.h (validate_replace_rtx_part,
2441 validate_replace_rtx_part_nosimplify): Declare.
2442 * rtl.c (rtx_equal_p_cb): New.
2443 (rtx_equal_p): Use it.
2444 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2445 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2446 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2447 * vecprim.h: Add a vector type for unsigned int.
2448 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2449 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2450 ready_try, cycle_issued_insns, spec_info): Make global.
2451 (readyp): Initialize.
2452 (dfa_lookahead): New global variable.
2453 (old_max_uid, old_last_basic_block): Remove.
2454 (h_i_d): Make it a vector.
2455 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2457 (after_recovery, adding_bb_to_current_region_p):
2458 New variables to handle correct insertion of the recovery code.
2459 (struct ready_list): Move declaration to sched-int.h.
2460 (rgn_n_insns): Removed.
2461 (rtx_vec_t): Move to sched-int.h.
2462 (find_insn_reg_weight): Remove.
2463 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2464 (haifa_init_h_i_d, haifa_finish_h_i_d):
2465 New functions to initialize / finalize haifa instruction data.
2466 (extend_h_i_d, init_h_i_d): Rewrite.
2467 (unlink_other_notes): Move logic to add_to_note_list. Handle
2468 selective scheduler.
2469 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2470 find_fallthru_edge): Make global, remove static prototypes.
2471 (max_issue): Make global. Add privileged_n and state parameters. Use
2473 (extend_global, extend_all): Removed.
2474 (init_before_recovery): Add new param. Fix the handling of the case
2475 when we insert a recovery code before the EXIT which has a predecessor
2476 with a fallthrough edge to it.
2477 (create_recovery_block): Make global. Rename to
2478 sched_create_recovery_block. Update.
2479 (change_pattern): Rename to sched_change_pattern. Make global.
2480 (speculate_insn): Rename to sched_speculate_insn. Make global.
2481 Split haifa-specific functionality into ...
2482 (haifa_change_pattern): New static function.
2483 (sched_extend_bb): New static function.
2484 (sched_init_bbs): New function.
2485 (current_sched_info): Change type to struct haifa_sched_info.
2486 (insn_cost): Adjust for selective scheduling.
2487 (dep_cost_1): New function. Move logic from ...
2488 (dep_cost): ... here.
2489 (dep_cost): Use dep_cost_1.
2490 (contributes_to_priority_p): Use sched_deps_info instead of
2492 (priority): Adjust to work with selective scheduling. Process the
2493 corner case when all dependencies don't contribute to priority.
2494 (rank_for_schedule): Use ds_weak instead of dep_weak.
2495 (advance_state): New function. Move logic from ...
2496 (advance_one_cycle): ... here.
2497 (add_to_note_list, concat_note_lists): New functions.
2498 (rm_other_notes): Make static. Adjust for selective scheduling.
2499 (remove_notes, restore_other_notes): New functions.
2500 (move_insn): Add two arguments. Update assert. Don't call
2502 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2503 Remove more_issue, max_points. Move the code to initialize
2504 max_lookahead_tries to max_issue.
2505 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2506 ready. Adjust use of move_insn. Call restore_other_notes.
2508 (sched_init, sched_finish): Move Haifa-specific initialization/
2510 (haifa_sched_init, haifa_sched_finish): ... respectively.
2512 (setup_sched_dump): New function.
2513 (haifa_init_only_bb): New static function.
2514 (haifa_speculate_insn): New static function.
2515 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2516 (extend_ready, extend_all): Remove.
2517 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2518 (create_check_block_twin, add_to_speculative_block): Use
2519 haifa_insns_init instead of extend_global. Update to use new
2520 initialization functions. Change parameter. Factor out code from
2521 create_check_block_twin to ...
2522 (sched_create_recovery_edges) ... this new function.
2523 (add_block): Remove.
2524 (sched_scan_info): New.
2525 (extend_bb): Use sched_scan_info.
2526 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2527 static functions for walking through scheduling region.
2528 (sched_luids): New vector variable to replace uid_to_luid.
2529 (luids_extend_insn): New function.
2530 (sched_max_luid): New variable.
2531 (luids_init_insn): New function.
2532 (sched_init_luids, sched_finish_luids): New functions.
2533 (insn_luid): New debug function.
2534 (sched_extend_target): New function.
2535 (haifa_init_insn): New static function.
2536 (sched_init_only_bb): New hook.
2537 (sched_split_block): New hook.
2538 (sched_split_block_1): New function.
2539 (sched_create_empty_bb): New hook.
2540 (sched_create_empty_bb_1): New function.
2541 (common_sched_info, ready): New global variables.
2542 (current_sched_info_var): Remove.
2543 (move_block_after_check): Use common_sched_info.
2544 (haifa_luid_for_non_insn): New static function.
2545 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2546 (increase_insn_priority): New.
2547 * modulo-sched.c: (issue_rate): Remove static declaration.
2548 (sms_sched_info): Change type to haifa_sched_info.
2549 (sms_sched_deps_info, sms_common_sched_info): New variables.
2550 (setup_sched_infos): New.
2551 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2552 Do not call regstat_free_calls_crossed.
2553 (sms_print_insn): Use const_rtx.
2554 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2555 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2556 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2557 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2558 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2559 current_sched_info to use it.
2560 (enum reg_pending_barrier_mode): Move to sched-int.h.
2561 (h_d_i_d): New variable. Initialize to NULL.
2562 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2564 (estimate_dep_weak): Remove static declaration.
2565 (sched_has_condition_p): New function. Adjust users of
2566 sched_get_condition to use it instead.
2567 (conditions_mutex_p): Add arguments indicating which conditions are
2569 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2570 argument to indicate whether returned condition is reversed. Do not
2571 generate new rtx when condition should be reversed; indicate it by
2572 setting new argument instead.
2573 (add_dependence_list_and_free): Add deps parameter.
2574 Update all users. Do not free dependence list when
2575 deps context is readonly.
2576 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2578 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2579 (remove_from_deps): New. Use the above functions.
2580 (cur_insn, can_start_lhs_rhs_p): New static variables.
2581 (add_or_update_back_dep_1): Initialize present_dep_type.
2582 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2583 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2584 haifa_note_dep): New functions implementing dependence hooks for
2585 the Haifa scheduler.
2586 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2587 note_dep): New functions.
2588 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2590 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2591 (free_deps): Initialize deps->reg_last.
2592 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2593 sched_analyze_insn): Update to use dependency hooks infrastructure
2594 and readonly contexts.
2595 (deps_analyze_insn): New function. Move part of logic from ...
2596 (sched_analyze): ... here. Also move some logic to ...
2597 (deps_start_bb): ... here. New function.
2598 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2600 (sched_deps_init): New function. Move code from ...
2601 (init_dependency_caches): ... here. Remove.
2602 (init_deps_data_vector): New.
2603 (sched_deps_finish): New function. Move code from ...
2604 (free_dependency_caches): ... here. Remove.
2605 (init_deps_global, finish_deps_global): Adjust for use with
2606 selective scheduling.
2607 (get_dep_weak): Move logic to ...
2608 (get_dep_weak_1): New function.
2609 (ds_merge): Move logic to ...
2610 (ds_merge_1): New static function.
2611 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2612 (ds_get_max_dep_weak): New function.
2613 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2614 (n_insns): Rename to rgn_n_insns.
2615 (debug_ebb_dependencies): New function.
2616 (init_ready_list): Use it.
2617 (begin_schedule_ready): Use sched_init_only_bb.
2618 (ebb_print_insn): Indicate when an insn starts a new cycle.
2619 (contributes_to_priority, compute_jump_reg_dependencies,
2620 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2621 (add_block1): Remove to ebb_add_block.
2622 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2623 (schedule_ebb): Initialize them. Use remove_notes instead of
2624 rm_other_notes. Use haifa_local_init/finish.
2625 (schedule_ebbs): Use haifa_sched_init/finish.
2626 * sched-int.h: Include vecprim.h, remove rtl.h.
2627 (struct ready_list): Delete declaration.
2628 (sched_verbose_param, enum sched_pass_id_t,
2629 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2630 (struct sched_scan_info_def): New structure.
2631 (sched_scan_info, sched_scan, sched_init_bbs,
2632 sched_init_luids, sched_finish_luids, sched_extend_target,
2633 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2634 (struct common_sched_info_def): New.
2635 (common_sched_info, haifa_common_sched_info,
2636 sched_emulate_haifa_p): Declare.
2638 (sched_luids): Declare.
2639 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2640 (sched_max_luid, insn_luid): Declare.
2641 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2642 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2643 print_insn, print_pattern, print_value, haifa_classify_insn,
2644 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2645 setup_sched_dump, sched_init, sched_finish,
2646 sel_insn_is_speculation_check): Export.
2647 (struct ready_list): Move from haifa-sched.c.
2648 (ready_try, ready, max_issue): Export.
2649 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2650 sched_init_only_bb, sched_split_block, sched_split_block_1,
2651 sched_create_empty_bb, sched_create_empty_bb_1,
2652 sched_create_recovery_block, sched_create_recovery_edges): Export.
2653 (enum reg_pending_barrier_mode): Export.
2654 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2656 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2657 print_insn field. Move add_block and fix_recovery_cfg to
2658 common_sched_info_def. Move compute_jump_reg_dependencies,
2660 (struct sched_deps_info_def): ... this new structure.
2661 (sched_deps_info): Declare.
2662 (struct spec_info_def): Remove weakness_cutoff, add
2663 data_weakness_cutoff and control_weakness_cutoff.
2664 (spec_info): Declare.
2665 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2667 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2668 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2669 (current_sched_info): Change type to struct haifa_sched_info.
2670 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2671 (h_d_i_d): New variable.
2672 (HDID): New accessor macro.
2673 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2674 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2676 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2677 (enum SCHED_FLAGS): Update for selective scheduler.
2678 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2679 (init_dependency_caches, free_dependency_caches): Delete declarations.
2680 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2681 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2682 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2683 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2684 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2686 (rm_other_notes): Delete declaration.
2687 (schedule_block): Remove one argument.
2688 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2689 ready_element, ready_lastpos, sched_extend_ready_list,
2690 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2691 concat_note_lists): Export.
2692 (struct region): Move from sched-rgn.h.
2693 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2694 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2695 BLOCK_TO_BB, CONTAINING_RGN): Export.
2696 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2697 (current_nr_blocks, current_blocks, target_bb): Likewise.
2698 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2699 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2700 sched_rgn_local_init, extend_regions,
2701 rgn_make_new_region_out_of_new_block, compute_priorities,
2702 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2703 extend_rgns, deps_join rgn_setup_common_sched_info,
2704 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2705 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2706 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2707 increase_insn_priority): Likewise.
2708 * sched-rgn.c: Include sel-sched.h.
2709 (ref_counts): New static variable. Use it ...
2710 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2711 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2712 (sched_is_disabled_for_current_region_p): Delete static declaration.
2713 (struct region): Move to sched-int.h.
2714 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2715 ebb_head): Define and initialize.
2716 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2717 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2718 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2720 (find_single_block_region): Add new argument to indicate that EBB
2721 regions should be constructed.
2722 (debug_live): Delete declaration.
2723 (current_nr_blocks, current_blocks, target_bb):
2724 Remove static qualifiers.
2725 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2727 (init_regions): Delete declaration.
2728 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2729 rgn_estimate_number_of_insns): New.
2730 (too_large): Use estimate_number_of_insns.
2731 (haifa_find_rgns): New. Move the code from ...
2732 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2733 (free_trg_info): New.
2734 (compute_trg_info): Allocate candidate tables here instead of ...
2735 (init_ready_list): ... here.
2736 (rgn_print_insn): Use const_rtx.
2737 (contributes_to_priority, extend_regions): Delete static declaration.
2738 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2739 (add_block1): Rename to rgn_add_block.
2740 (debug_rgn_dependencies): Delete static qualifier.
2741 (new_ready): Use sched_deps_info. Simplify.
2742 (rgn_common_sched_info, rgn_const_sched_deps_info,
2743 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2745 (region_sched_info): Rename to rgn_const_sched_info.
2746 (deps_join): New, extracted from ...
2747 (propagate_deps): ... here.
2748 (compute_block_dependences, debug_dependencies): Update for selective
2750 (free_rgn_deps, compute_priorities): New functions.
2751 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2752 sched_rgn_compute_dependencies): New functions.
2753 (schedule_region): Use them.
2754 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2755 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2757 (schedule_insns): Call new functions that were split out.
2758 (rgn_make_new_region_out_of_new_block): New.
2759 (get_rgn_sched_max_insns_priority): New.
2760 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2761 scheduling when appropriate.
2762 * sched-vis.c: Include insn-attr.h.
2763 (print_value, print_pattern): Make global.
2764 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2765 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2766 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2767 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2768 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2769 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2770 hooks. Initialize them to 0.
2771 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2772 * target.h (struct gcc_target): Add them. Rename gen_check field to
2774 * flags.h (sel_sched_switch_set): Declare.
2775 * opts.c (sel_sched_switch_set): New variable.
2776 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2777 pipelining is disabled from command line.
2778 (common_handle_option): Record whether selective scheduling is
2779 requested from command line.
2780 * doc/invoke.texi: Document new flags and parameters.
2781 * doc/tm.texi: Document new target hooks.
2782 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2784 (dfa_state_size): Do not declare locally.
2785 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2786 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2787 rs6000_alloc_sched_context, rs6000_set_sched_context,
2788 rs6000_free_sched_context): New functions.
2789 (struct _rs6000_sched_context): New.
2790 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2792 (rs6000_sched_finish): Do not run for selective scheduling.
2794 2008-08-31 Jan Hubicka <jh@suse.cz>
2796 * frv.c (frv_rtx_costs): Update forward declaration.
2797 * spu.c (spu_rtx_costs): Likewise.
2798 * pdp11.c: Include df.h
2799 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2800 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2801 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2802 * iq2000.c (iq2000_address_cost): Add speed argument.
2803 (iq2000_rtx_costs): Likewise.
2804 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2805 update call of mn10300_address_cost.
2806 * mcore.c: Include df.h
2807 (mcore_rtx_costs): Update prototype.
2808 * score3.c: Include df.h
2809 (score3_rtx_costs): Remove speed argument.
2810 * score7.c: Include df.h
2811 (score7_address_cost): Remove speed argument.
2812 * score-protos.h (score_address_cost): Update prototype.
2813 * score.c: Include df.h
2814 (score_rtx_costs): Update call of costs functions.
2815 * v850.c (v850_rtx_costs): Add bool argument.
2817 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2819 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2821 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2823 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2824 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2826 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2828 * mkmap-flat.awk: Add option pe_dll.
2829 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2830 * config/i386/t-cygwin (SHLIB_LC): Add.
2831 * config/i386/t-mingw32 (SHLIB_LC): Add.
2832 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2833 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2834 (LINK_SPEC): Support libgcc_s.
2835 (LIBGCC_SPEC): Support libgcc_s.
2836 (LIBGCC_SONAME): New.
2838 2008-08-31 Jan Hubicka <jh@suse.cz>
2840 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2841 mistakely had old version of patch.
2843 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2844 (ipcp_estimate_growth): New.
2845 (ipcp_insert_stage): Use ipcp_estimate_growth.
2846 * profile.c (branch_prob): When reading failed, do not consider
2849 2008-08-31 Jan Hubicka <jh@suse.cz>
2851 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2852 loop is optimized for speed.
2854 2008-08-31 Richard Guenther <rguenther@suse.de>
2857 * fold-const.c (fold_binary): Retain conversions in folding
2860 2008-08-31 Jan Hubicka <jh@suse.cz>
2862 * postreload-gcse.c (eliminate_partially_redundant_loads):
2863 Use optimize_bb_for_size_p.
2864 * predict.c (maybe_hot_frequency_p): Make inline.
2865 (maybe_hot_count_p): Break out from ...
2866 (maybe_hot_bb_p): ... this one.
2867 (maybe_hot_edge_p): Simplify.
2868 * basic-block.h (probably_cold_bb_p): Remove.
2870 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2873 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2875 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2876 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2877 Also split V4SFmode.
2878 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2881 2008-08-31 Jan Hubicka <jh@suse.cz>
2883 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2885 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2887 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2890 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2893 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2894 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2896 2008-08-31 Jan Hubicka <jh@suse.cz>
2898 * sparc.h (BRANCH_COST): Fix macro definition.
2899 * avr.c (avr_operand_rtx_cost): Add speed argument.
2900 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2902 2008-08-31 Richard Guenther <rguenther@suse.de>
2904 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2905 types instead of operands. Re-instantiate verifying of
2906 binary expression operands.
2908 2008-08-30 Jan Hubicka <jh@suse.cz>
2910 * fwprop.c (should_replace_address): Add speed attribute.
2911 (PR_OPTIMIZE_FOR_SPEED): New flag.
2912 (propagate_rtx_1): Use it.
2913 (propagate_rtx): Set it.
2914 (try_fwprop_subst): Update call of rtx_costs.
2915 (forward_propagate_and_simplify): LIkewise.
2916 * hooks.c (hook_int_rtx_bool_0): New
2917 (hook_bool_rtx_int_int_intp_false): Replace by ...
2918 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2919 * hooks.h (hook_int_rtx_bool_0): New
2920 (hook_bool_rtx_int_int_intp_false): Replace by ...
2921 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2922 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2923 (prepare_cmp_insn): UPdate call of rtx_cost.
2924 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2925 (reload_cse_simplify_operands): Update call of rtx_cost.
2926 (reload_cse_move2add): call of rtx_cost.
2927 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2928 * rtlanal.c (rtx_cost): Add speed argument.
2929 (address_cost): Add speed argument
2930 (default_address_cost): Likewise.
2931 (insn_rtx_cost): Likewise.
2932 * cfgloopanal.c (seq_cost): Add speed argument.
2933 (target_reg_cost, target_spill_cost): Turn to array.
2934 (init_set_costs): Update for speed.
2935 (estimate_reg_pressure_cost): Add speed argument.
2936 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2937 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2938 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2939 (seq_cost): Add speed argument.
2940 (computation_cost): Add speed arugment.
2941 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2942 (force_expr_to_var_cost): Update for profile info.
2943 (force_var_cost): Likewise.
2944 (split_address_cost): Likewise.
2945 (ptr_difference_cost): Likewise.
2946 (difference_cost): Likewise.
2947 (get_computation_cost_at): Likewise.
2948 (determine_iv_cost): Likewise.
2949 (ivopts_global_cost_for_size): Likewise.
2950 (rewrite_use_address): Likewise.
2951 (tree_ssa_iv_optimize_loop): Initialize speed field.
2952 * cse.c (optimize_this_for_speed_p): New static var.
2953 (notreg_cost): Update call of rtx_cost.
2954 (cse_extended_basic_block): set optimize_this_for_speed_p.
2955 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2956 (noce_try_cmove_arith): Likewise.
2957 (noce_try_sign_mask): LIkewise.
2958 * expr.c (compress_float_constant): Update rtx_cost calls.
2959 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2961 (addr_to_parts): Likewise.
2962 (create_mem_ref): Likewise.
2963 * dse.c (find_shift_sequence): Add speed argument.
2964 (replace_read): Update call.
2965 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2966 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2967 * neg_cost, shift_cost, shiftadd_cost,
2968 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2969 mul_highpart_cost): Increase dimension.
2970 (init_expmed): Initialize for both size and speed.
2971 (expand_shift): Use profile.
2972 (synth_mult): Use profile.
2973 (choose_mult_variant): Use profile.
2974 (expand_mult): Use profile.
2975 (expand_mult_highpart_optab): Use profile.
2976 (expand_mult_highpart): Use profile.
2977 (expand_smod_pow2): Use profile.
2978 (expand_divmod): Use profile.
2979 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2981 * loop-invariant.c (create_new_invariant): Use profile.
2982 (gain_for_invariant): Add speed parameter.
2983 (best_gain_for_invariant): Likewise.
2984 (find_invariants_to_move): Likewise.
2985 (move_single_loop_invariants): Set it.
2986 * target-def.h (TARGET_RTX_COSTS): Use hook.
2987 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2988 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2989 * output.h (default_address_cost): Update prototype.
2990 * combine.c (optimize_this_for_speed_p): New static var.
2991 (combine_validate_cost): Update call of rtx_cost.
2992 (combine_instructions): Set optimize_this_for_speed_p.
2993 (expand_compound_operation): Update call of rtx_cost.
2994 (make_extraction):Update call of rtx_cost.
2995 (force_to_mode):Update call of rtx_cost.
2996 (distribute_and_simplify_rtx):Update call of rtx_cost.
2997 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2998 (estimate_reg_pressure_cost): Update prototype.
2999 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3000 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3002 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3003 (alpha_rtx_costs): Update.
3004 * config/frv/frv.c (frv_rtx_costs): Update.
3005 * config/s390/s390.c (s390_rtx_costs): Update.
3006 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3007 (m32c_rtx_costs): Update.
3008 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3009 (spu_rtx_costs): Update.
3010 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3011 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3012 * config/i386/i386.c (:ix86_address_cost): Update.
3013 (ix86_rtx_costs): Update.
3014 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3015 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3016 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3017 * config/crx/crx.c (crx_address_cost): Update.
3018 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3019 * config/stormy16/stormy16.c
3020 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3021 * config/m68hc11/m68hc11.c
3022 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3023 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3024 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3026 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3028 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3029 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3030 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3031 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3032 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3033 (mcore_rtx_costs): update.
3034 * config/score/score3.c (score3_rtx_costs): Update.
3035 * config/score/score7.c (score7_rtx_costs): Update.
3036 * config/score/score3.h (score3_rtx_costs):Update.
3037 * config/score/score7.h (score7_rtx_costs): Update.
3038 * config/score/score.c (score_rtx_costs): Update.
3039 * config/arm/arm.c (arm_address_cost): Update.
3040 (arm_rtx_costs_1): Update.
3041 (arm_rtx_costs_1): Update.
3042 (arm_size_rtx_costs): Update.
3043 (arm_size_rtx_costs): Update.
3044 (arm_size_rtx_costs): Update.
3045 (arm_xscale_rtx_costs): Update.
3046 (arm_thumb_address_cost): Update.
3047 * config/pa/pa.c (hppa_address_cost): Update.
3048 * config/mips/mips.c (mips_rtx_costs): Update.
3049 * config/vax/vax.c (vax_address_cost): Update.
3050 * config/h8300/h8300.c (h8300_shift_costs): Update.
3051 (h8300_rtx_costs): Update.
3052 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3053 (v850_rtx_costs): Update.
3054 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3055 * config/bfin/bfin.c
3056 (bfin_address_cost): Update.
3057 (bfin_rtx_costs): Update.
3058 * stmt.c (lshift_cheap_p): Update.
3060 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3063 * expmed.c (extract_bit_field_1): Check the mode size to make
3064 sure the vector modes have the same size.
3066 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3068 * dojump.c (top level): Include basic-block.h to declare
3069 optimize_insn_for_speed_p
3071 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3073 * opts.h (CL_SAVE): New option class for marking options that are
3074 target specific options usable in the target attribute.
3075 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3077 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3078 can easily find the target specific options that are safe to use
3079 in the attribute or pragma.
3081 * attribs.c (decl_attributes): Change #pragma GCC option to
3082 #pragma GCC target, and attribute((option(...))) to
3083 attribute((target(...))).
3085 * doc/extend.texi (target attribute): Change from option
3086 attribute. Delete push/pop/reset.
3087 (#pragma GCC target): Change from #pragma GCC option. Delete
3089 (#pragma GCC push_options): Document new pragma.
3090 (#pragma GCC pop_options): Document new pragma.
3091 (#pragma GCC reset_options): Document new pragma.
3093 * targhooks.c (default_target_option_valid_attribute_p): Add
3094 warning about port not supporting target attributes.
3095 (default_target_option_pragma_parse): New function, warn about
3096 #pragma GCC target not being supported.
3098 * targhooks.h (default_target_option_pragma_parse): Add
3101 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3102 TI_CURRENT_OPTION_PRAGMA.
3103 (current_target_pragma): Rename from current_option_pragma.
3105 * target.h: (struct target_option): Delete booleans for changing
3106 the optimization level on hot/cold functions. Change signature of
3107 pragma_parse hook to take a second tree.
3109 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3111 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3112 that the declaration is done at global scope.
3114 * langhooks.c (add_builtin_function_common): Move most of the code
3115 from add_builtin_function here, calling the hook passed in.
3116 (add_builtin_function): Call add_builtin_function_common with
3117 standard builtin hook.
3118 (add_builtin_function_ext_scope): New function to add builtins to
3121 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3123 (add_builtin_function_ext_scope): Add declaration.
3125 * c-pragma.c (handle_pragma_target): Rename from
3126 handle_pragma_option, #pragma GCC option is now #pragma GCC
3127 target. Move warning about port not supporting target options to
3128 default pragma parse hook. Remove push/pop/reset from this
3130 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3131 (option_stack): Delete static variable.
3132 (optimize_stack): Ditto.
3133 (optons_stack): New stack of saved target and optimization
3135 (handle_pragma_push_options): New function to handle pushing both
3136 target and optimization options.
3137 (handle_pragma_pop_options): New function to handle popping both
3138 target and optimization options.
3139 (handle_pragma_reset_options): New function to handle resetting
3140 both target and optimization options to their initial state.
3141 (init_pragma): Rename handle_pragma_option to
3142 handle_pragma_target. Add support for push_options, pop_options,
3143 and reset_options pragmas.
3145 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3146 default_target_option_pragma_parse.
3147 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3148 default_target_option_valid_attribute_p.
3149 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3150 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3151 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3152 optimization level on hot/cold functions.
3154 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3155 if the caller and callee have different optimization levels.
3157 * c-common.c (handle_target_attribute): Rename from
3158 handle_option_attribute, attribute((option(...))) is now
3159 attribute((target(...))). Move warning if the port does not
3160 support target attributes to the default hook.
3161 (handle_hot_attribute): Delete code to change the optimization
3162 level of hot functions.
3163 (handle_cold_attribute): Ditto.
3165 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3166 argument that is the binary tree options to use if there are no
3167 arguments. Call ix86_valid_target_attribute_tree instead of
3168 ix86_valid_option_attribute_tree.
3169 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3170 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3171 ix86_pragma_option_parse.
3173 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3174 Rename from ix86_valid_option_attribute_tree.
3176 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3177 new builtins when the ISA changes.
3178 (ix86_valid_target_attribute_tree): Rename from
3179 ix86_valid_option_attribute_tree. Change callers. If the
3180 function specified optimization options, use those as the starting
3181 point before setting up the target attributes. If the
3182 optimization options were changed in the course of setting the
3183 target attributes, record the new optimization options.
3184 (ix86_valid_target_attribute_tree_inner_p): Rename from
3185 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3186 ix86_add_new_builtins if the ISA changed.
3187 (ix86_valid_target_attribute_p): Rename from
3188 ix86_valid_option_attribute_p. Change callers.
3189 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3190 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3191 as delayed builtin functions.
3192 (struct builtin_isa): New structure to record builtin functions
3193 that should be delayed until the ISA for that function is used.
3194 (ix86_builtins_isa): Change from int to struct to track builtin
3195 functions we want to declare at some point.
3196 (def_builtin): If the front end can delay defining the builtin
3197 functions, don't create builtins for ISAs not part of the default
3199 (def_builtin_const): Ditto.
3200 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3201 __builtin_ia32_pcmov_v2di to be different builtin functions.
3202 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3203 a structure instead of an int.
3204 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3205 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3206 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3207 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3209 * config/ia64/ia64.h
3210 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3211 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3213 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3214 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3215 (LANG_HOOKS_INITIALIZER): Add
3216 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3218 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3221 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3222 the reload address with the index register for SFmode
3223 access with a displacement.
3225 2008-08-30 Jan Hubicka <jh@suse.cz>
3227 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3228 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3229 * dojump.c (do_jump): Likewise.
3230 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3231 (note-if_info): Add BRANCH_COST.
3232 (noce_try_store_flag_constants, noce_try_addcc,
3233 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3234 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3235 find_if_case_2): Use computed branch cost.
3236 * expr.h (BRANCH_COST): Update default.
3237 * predict.c (predictable_edge_p): New function.
3238 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3239 Update BRANCH_COST call.
3240 * basic-block.h (predictable_edge_p): Declare.
3241 * config/alpha/alpha.h (BRANCH_COST): Update.
3242 * config/frv/frv.h (BRANCH_COST): Update.
3243 * config/s390/s390.h (BRANCH_COST): Update.
3244 * config/spu/spu.h (BRANCH_COST): Update.
3245 * config/sparc/sparc.h (BRANCH_COST): Update.
3246 * config/m32r/m32r.h (BRANCH_COST): Update.
3247 * config/i386/i386.h (BRANCH_COST): Update.
3248 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3250 * config/sh/sh.h (BRANCH_COST): Update.
3251 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3252 * config/avr/avr.h (BRANCH_COST): Update.
3253 * config/crx/crx.h (BRANCH_COST): Update.
3254 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3255 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3256 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3257 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3258 * config/ia64/ia64.h (BRANCH_COST): Update.
3259 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3260 * config/arc/arc.h (BRANCH_COST): Update.
3261 * config/score/score.h (BRANCH_COST): Update.
3262 * config/arm/arm.h (BRANCH_COST): Update.
3263 * config/pa/pa.h (BRANCH_COST): Update.
3264 * config/mips/mips.h (BRANCH_COST): Update.
3265 * config/vax/vax.h (BRANCH_COST): Update.
3266 * config/h8300/h8300.h (BRANCH_COST): Update.
3267 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3268 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3269 * doc/tm.texi (BRANCH_COST): Update.
3271 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3274 * config/arm/arm.c (arm_optimization_options): Set
3275 flag_section_anchors to 2 instead of 1 to distinguish it from
3276 -fsection-anchors given explicitely on the command line.
3278 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3280 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3281 final insn of a split.
3283 2008-08-30 Jan Hubicka <jh@suse.cz>
3285 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3286 optimized for speed.
3287 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3288 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3289 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3290 flag_gcse_after_reload_set): New static vars.
3291 (common_handle_option): Enable those flags for profile-use.
3292 (decode_options): Remove optimize_size flags that are handled
3293 on higher granuality.
3294 * tree-vectorizer.c (vectorize_loops): Use
3295 optimize_loop_nest_for_speed_p.
3296 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3297 * tree-predcom.c (tree_predictive_commoning): Use
3298 optimize_loop_for_speed_p.
3299 * varasm.c (assemble_start_function): Use
3300 optimize_function_for_speed_p.
3301 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3302 * predict.c (optimize_loop_for_speed_p): Fix walk.
3304 2008-08-30 Jan Hubicka <jh@suse.cz>
3306 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3308 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3309 profile presence locally.
3311 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3314 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3315 versions before 4.0.
3317 2008-08-29 Jan Hubicka <jh@suse.cz>
3319 * tree-inline.c (insert_init_stmt): Insert sequence even when
3322 2008-08-29 Jeff Law <law@redhat.com>
3324 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3325 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3326 location and class is an FP register.
3328 2008-08-29 Jan Hubicka <jh@suse.cz>
3330 * see.c (see_merge_one_def_extension): Silence used uninitialized
3332 * matrix-reorg.c (check_allocation_function): Likewise.
3333 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3335 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3338 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3339 compute new & and | in type rather than TREE_TYPE (arg0).
3341 * dwarf2out.c (fortran_common): Update comment.
3342 (gen_variable_die): Swap com_die and var_die variables in Fortran
3343 COMMON block handling code.
3345 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3347 * dwarf2out.c (gen_const_die): New function.
3348 (size_of_die, value_format, output_die): Output larger
3349 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3350 (native_encode_initializer): New function.
3351 (tree_add_const_value_attribute): Call it.
3352 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3354 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3355 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3356 TREE_THIS_VOLATILE to add_type_attribute.
3358 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3360 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3363 * dwarf2out.c (loc_by_reference): New function.
3364 (add_location_or_const_value_attribute): Use it.
3367 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3368 as DW_TAG_variable children of DW_TAG_common_block rather than
3369 DW_TAG_member children. Put DW_AT_external to individual
3370 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3372 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3373 loc_descriptor_from_tree_1.
3377 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3378 arguments to imported_module_or_decl.
3379 (debug_nothing_tree_tree): Removed.
3380 (debug_nothing_tree_tree_tree_bool): New prototype.
3381 * debug.c (do_nothing_debug_hooks): Adjust.
3382 (debug_nothing_tree_tree): Removed.
3383 (debug_nothing_tree_tree_tree_bool): New function.
3384 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3385 (gen_variable_die): Put all common vars for the
3386 same COMMON block under one DW_TAG_common_block.
3387 (declare_in_namespace): Return new context_die, for Fortran
3388 return the module DIE instead of adding extra declarations into
3390 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3391 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3392 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3394 (dwarf2out_global_decl): Don't skip Fortran global vars.
3395 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3396 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3397 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3398 DW_TAG_imported_declaration as child of previous
3399 DW_TAG_imported_module.
3400 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3401 * sdbout.c (sdb_debug_hooks): Likewise.
3402 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3404 2008-08-29 Jan Hubicka <jh@suse.cz>
3406 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3408 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3409 * ipa-cp.c (n_cloning_candidates): New static variable.
3410 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3411 (ipcp_print_all_lattices): Improve debug output.
3412 (ipcp_cloning_candidate_p): New function.
3413 (ipcp_initialize_node_lattices): Use it.
3414 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3415 (ipcp_propagate_stage): Prettier debug output.
3416 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3417 (ipcp_print_all_structures): Remove.
3418 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3419 (ipcp_insert_stage): Prettier debug output; call
3420 cgraph_remove_unreachable_nodes before propagating.
3421 (pass_ipa_cp): Schedule function removal pass.
3422 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3424 (cgraph_maybe_hot_edge_p): Move to ...
3425 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3426 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3427 (common_handle_option): Set them; enable ipa-cp when profiling.
3428 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3429 (ipa_print_all_jump_functions): Likewise.
3430 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3431 (ipa_print_node_params, ipa_print_all_params): New.
3432 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3433 ipa_print_all_param_flags): Remove.
3434 (ipa_print_node_params, ipa_print_all_params): New.
3436 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3438 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3439 change from 2008-04-03.
3440 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3442 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3445 * ira-color.c (push_allocnos_to_stack): Truncate
3446 removed_splay_allocno_vec.
3448 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3451 * ira-color (ira_fast_allocation): Don't assign hard registers to
3454 2008-08-29 Jan Hubicka <jh@suse.cz>
3457 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3458 for cold internal loops.
3460 2008-08-29 Richard Guenther <rguenther@suse.de>
3462 * tree-ssa-structalias.c (create_variable_info_for): Do not
3463 create fields for heap vars or vars with a noalias state.
3464 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3467 2008-08-29 Richard Guenther <rguenther@suse.de>
3469 * common.opt (ftree-store-ccp): Mark as preserved for
3470 backward compatibility.
3471 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3472 * tree-pass.h (pass_store_ccp): Remove.
3473 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3474 (first_vdef): Remove declaration.
3475 (get_value_loaded_by): Likewise.
3476 * tree-ssa-ccp.c (do_store_ccp): Remove.
3477 (get_default_value): Simplify as do_store_ccp is always false
3478 now. Do not initialize mem_ref.
3479 (set_value_varying): Likewise.
3480 (canonicalize_float_value): Likewise.
3481 (set_lattice_value): Likewise.
3482 (likely_value): Likewise.
3483 (surely_varying_stmt_p): Likewise.
3484 (ccp_initialize): Likewise.
3485 (ccp_lattice_meet): Likewise.
3486 (ccp_visit_phi_node): Likewise.
3487 (ccp_fold): Likewise.
3488 (evaluate_stmt): Likewise.
3489 (visit_assignment): Likewise.
3490 (ccp_visit_stmt): Likewise.
3491 (execute_ssa_ccp): Fold into ...
3492 (do_ssa_ccp): ... this.
3493 (do_ssa_store_ccp): Remove.
3494 (gate_store_ccp): Likewise.
3495 (pass_store_ccp): Likewise.
3496 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3498 * tree-ssa-propagate.c (first_vdef): Remove.
3499 (get_value_loaded_by): Likewise.
3500 (replace_vuses_in): Likewise.
3501 (substitute_and_fold): Do not call replace_vuses_in.
3502 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3504 2008-08-29 Richard Guenther <rguenther@suse.de>
3507 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3508 PARAM_NOALIAS tags with is_heapvar.
3509 * tree-ssa-operands.c (access_can_touch_variable): Offset
3510 based tests do not apply for heapvars. Fix offset test.
3512 2008-08-29 Jan Hubicka <jh@suse.cz>
3514 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3515 (-fipa-cp-clone): Enabled by default at -O3.
3516 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3517 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3519 2008-08-29 Jan Hubicka <jh@suse.cz>
3521 * tree.c (build_function_type_skip_args,
3522 build_function_decl_skip_args): New functions.
3523 * tree.h (build_function_type_skip_args,
3524 build_function_decl_skip_args): Declare.
3525 * gimple.c (giple_copy_call_skip_args): New function.
3526 (giple_copy_call_skip_args): Declare.
3528 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3529 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3530 (ipcp_node_modifiable_p): ... this one; use
3531 tree_versionable_function_p.
3532 (ipcp_create_replace_map): Improve debug output.
3533 (ipcp_need_redirect_p): Return false when not clonning.
3534 (ipcp_update_callgraph): Skip args.
3535 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3537 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3538 (save_inline_function_body): Update call of tree_function_versioning.
3539 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3540 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3542 (tree_function_versioning): Likewise.
3543 * tree-inline.h (tree_function_versioning): Update prototype.
3545 2008-08-29 Jan Hubicka <jh@suse.cz>
3547 * loop-unswitch.c (unswitch_single_loop): Use
3548 optimize_loop_for_speed_p.
3549 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3550 Use optimize_function_for_size_p.
3551 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3552 * postreload-gcse.c (eliminate_partially_redundant_load):
3553 Use optimize_bb_for_size_p.
3554 * value-prof.c (gimple_divmod_fixed_value_transform,
3555 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3556 gimple_stringops_transform): Use optimize_bb_for_size_p.
3557 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3558 * final.c (compute_alignments): Use optimize_function_for_size_p.
3559 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3560 (fold_builtin_strcpy, fold_builtin_fputs): Use
3561 optimize_function_for_size_p.
3562 * fold-const.c (tree_swap_operands_p): Use
3563 optimize_function_for_size_p.
3564 * recog.c (relax_delay_slots): Likewise.
3565 * tree-ssa-math-opts.c (replace_reciprocal):
3566 Use optimize_bb_for_speed_p.
3567 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3568 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3569 optimize_function_for_size_p.
3570 (cgraph_decide_inlining_of_small_function): Use
3571 optimize_function_for_size_p.
3572 * global.c (find_reg): Use optimize_function_for_size_p.
3573 * opts.c (decode_options): Do not clear flag_tree_ch,
3574 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3575 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3576 work it out from profile.
3577 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3578 optimize_loop_for_speed_p.
3579 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3581 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3582 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3583 * tree-eh.c (decide_copy_try_finally): Use
3584 optimize_function_for_size_p.
3585 * local-alloc.c (block_alloc): Pass BB pointer.
3586 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3587 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3588 * loop-unroll.c (decide_unrolling_and_peeling):
3589 Use optimize_loop_for_size_p.
3590 (decide_peel_completely): Likewise.
3591 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3592 optimize_loop_for_size_p.
3593 (vect_enhance_data_refs_alignment): Likewise.
3594 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3595 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3597 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3598 (try_crossjump_bb): Use optimize_bb_for_size_p.
3599 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3600 optimize_loop_for_speed_p.
3601 * bb-reorder.c (find_traces_1_round): Likewise.
3602 (copy_bb): Use optimize_bb_for_speed_p.
3603 (duplicate_computed_gotos): Likewise.
3604 * basic-block.h (optimize_loop_nest_for_size_p,
3605 optimize_loop_nest_for_speed_p): New.
3606 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3608 2008-08-29 Tristan Gingold <gingold@adacore.com>
3610 * gcov.c (main): Call expandargv.
3612 2008-08-29 Jan Hubicka <jh@suse.cz>
3614 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3616 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3618 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3619 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3621 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3623 2008-08-29 Jan Hubicka <jh@suse.cz>
3625 * tree-pass.h (pass_strip_predict_hints): Declare.
3626 * predict.c (strip_builtin_expect): Rename to ...
3627 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3628 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3629 (tree_estimate_probability): Do not strip builtin_expect.
3630 (pass_strip_predict_hints): New pass.
3631 * tree-inline.c (expand_call_inline): When inlining cold function,
3632 predict it as unlikely.
3633 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3635 2008-08-29 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/37207
3638 * tree-vrp.c (extract_range_from_binary_expr): Also try
3639 to constant fold if only one of the operands is a constant.
3641 2008-08-29 Nick Clifton <nickc@redhat.com>
3643 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3644 the same way as SYMBOL_REFs.
3646 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3648 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3650 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3652 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3653 * config/mips/mips.md (branch_likely): Remove const. Fix
3655 (define_delay for type "branch"): Change to only apply for branch
3656 with likely variant.
3657 (define_delay for type "branch" and "branch_likely" no). New delay
3659 (equality_op): New code iterator.
3660 (bbv, bbinv): New code attributes.
3661 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3664 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3665 Andrew Pinski <pinskia@gcc.gnu.org>
3668 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3670 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3672 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3673 rule that a symbolic constant must be defined and >= 0 for the
3674 corresponding facility to be present at compile-time.
3675 * gthr-posix.c: Likewise.
3677 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3679 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3680 * config/mips/mips.md (D): New mode attribute.
3681 (mulsi3, muldi3): Merge it into ...
3682 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3683 (muldi3_mul3): New pattern.
3684 (mulsi3_mult3): Rename to mulsi3_mul3.
3686 2008-08-28 Jan Hubicka <jh@suse.cz>
3688 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3690 * predict.c (always_optimize_for_size_p): Rename to ...
3691 (optimize_function_for_size): ... this one; make extern.
3692 (optimize_function_for_speed_p): New.
3693 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3694 optimize_edge_for_size_p,optimize_edge_for_size_p,
3695 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3696 * basic-block.h (optimize_function_for_size_p,
3697 optimize_function_for_speed_p): Declare.
3698 * i386.md (optimize_size checks): Replace them by appropriate
3700 (standard_80387_constant_p, ix86_compute_frame_layout,
3701 ix86_expand_epilogue, ix86_decompose_address,
3702 print_operand, emit_i387_cw_initialization,
3703 inline_memory_move_cost, ix86_pad_returns,
3704 ix86_reorg): Replace optimize_size checks.
3706 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3708 * rtl.h (simplify_subreg_regno): Declare.
3709 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3710 * simplify-rtx.c (simplify_subreg): ...here.
3711 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3712 subreg_offset_representable_p.
3714 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3717 * c-typeck.c (convert_for_assignment): Give a note describing what
3718 was passed and what was expected.
3720 2008-08-28 Joey Ye <joey.ye@intel.com>
3722 * doc/extend.texi: Document AVX built-in functions.
3723 * doc/invoke.texi: Document -mavx.
3725 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3726 Joey Ye <joey.ye@intel.com>
3727 Xuepeng Guo <xuepeng.guo@intel.com>
3729 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3731 * config/i386/cpuid.h (bit_FMA): New.
3732 (bit_XSAVE): Likewise.
3733 (bit_OSXSAVE): Likewise.
3734 (bit_AVX): Likewise.
3736 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3737 define. Use ASM_OUTPUT_AVX_PREFIX.
3739 * config/i386/gmmintrin.h: New.
3741 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3742 (OPTION_MASK_ISA_AVX_SET): New.
3743 (OPTION_MASK_ISA_FMA_SET): Likewise.
3744 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3745 (OPTION_MASK_ISA_FMA_SET): Likewise.
3746 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3747 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3748 (pta_flags): Add PTA_AVX and PTA_FMA.
3749 (override_options): Handle PTA_AVX and PTA_FMA.
3750 (init_cumulative_args): Handle warn_avx.
3751 (classify_argument): Return 0 for COImode and OImode. Return
3752 1 and X86_64_AVX_CLASS for 256bit vector types.
3753 (examine_argument): Handle X86_64_AVX_CLASS.
3754 (construct_container): Likewise.
3755 (function_arg_advance_32): Pass OImode and 256bit vector types
3757 (function_arg_advance_64): Take a new argument to indicate if a
3758 parameter is named. Handle 256bit vector types. Return
3759 immediately for unnamed 256bit vector mode parameters.
3760 (function_arg_advance): Updated.
3761 (function_arg_32): Add comments for TImode. Handle OImode
3762 and 256bit vector types.
3763 (function_arg_64): Take a new argument to indicate if a
3764 parameter is named. Handle 256bit vector types. Return NULL
3765 for unnamed 256bit vector mode parameters.
3766 (function_arg): Updated.
3767 (setup_incoming_varargs_64): Support
3768 AVX encoding for *sse_prologue_save_insn.
3769 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3770 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3771 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3772 enabled, otherwise return -3.
3773 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3775 (print_reg): Support AVX registers. Handle 'x' and 't'.
3776 Handle 'd' to duplicate the operand.
3777 (print_operand): Likewise. Also support AVX vector compare
3779 (output_387_binary_op): Support AVX.
3780 (output_fp_compare): Likewise.
3781 (ix86_expand_vector_move_misalign): Likewise.
3782 (ix86_attr_length_vex_default): New.
3783 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3784 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3785 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3786 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3787 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3788 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3789 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3790 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3791 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3792 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3793 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3794 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3795 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3796 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3797 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3798 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3799 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3800 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3801 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3802 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3803 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3804 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3805 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3806 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3807 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3808 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3809 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3810 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3811 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3812 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3813 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3814 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3815 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3816 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3817 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3818 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3819 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3820 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3821 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3822 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3823 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3824 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3825 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3826 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3827 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3828 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3829 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3830 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3831 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3832 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3833 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3834 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3835 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3836 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3837 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3838 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3839 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3840 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3841 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3842 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3843 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3844 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3845 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3846 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3847 and IX86_BUILTIN_MOVMSKPS256,
3848 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3849 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3850 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3851 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3852 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3853 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3854 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3855 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3856 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3857 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3858 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3859 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3860 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3861 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3862 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3863 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3864 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3865 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3866 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3867 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3868 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3869 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3870 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3871 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3872 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3873 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3874 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3875 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3876 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3877 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3878 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3879 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3880 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3881 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3882 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3883 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3884 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3885 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3886 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3887 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3888 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3889 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3890 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3891 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3892 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3893 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3894 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3895 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3896 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3897 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3898 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3899 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3900 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3901 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3902 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3903 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3904 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3905 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3907 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3908 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3909 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3910 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3911 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3912 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3913 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3914 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3915 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3916 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3917 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3918 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3919 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3920 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3921 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3922 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3923 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3924 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3925 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3926 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3927 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3928 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3929 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3930 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3931 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3932 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3933 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3934 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3935 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3936 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3937 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3938 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3939 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3940 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3941 IX86_BUILTIN_MOVMSKPS256.
3942 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3943 (ix86_expand_args_builtin): Likewise.
3944 (ix86_expand_special_args_builtin): Likewise.
3945 (ix86_hard_regno_mode_ok): Handle AVX modes.
3946 (ix86_expand_vector_init_duplicate): Likewise.
3947 (ix86_expand_vector_init_one_nonzero): Likewise.
3948 (ix86_expand_vector_init_one_var): Likewise.
3949 (ix86_expand_vector_init_concat): Likewise.
3950 (ix86_expand_vector_init_general): Likewise.
3951 (ix86_expand_vector_set): Likewise.
3952 (ix86_vector_mode_supported_p): Likewise.
3953 (x86_extended_reg_mentioned_p): Check INSN_P before using
3956 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3957 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3959 * config/i386/i386.h (TARGET_AVX): New.
3960 (TARGET_FMA): Likewise.
3961 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3962 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3963 (VALID_AVX256_REG_MODE): New.
3964 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3965 (AVX_FLOAT_MODE_P): Likewise.
3966 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3967 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3968 (AVX_VEC_FLOAT_MODE_P): Likewise.
3969 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3970 (ASM_OUTPUT_OPCODE): Likewise.
3971 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3973 (SSE_REG_MODE_P): Allow 256bit vector modes.
3974 (ix86_args): Add a warn_avx field.
3976 * config/i386/i386.md (UNSPEC_PCMP): New.
3977 (UNSPEC_VPERMIL): Likewise.
3978 (UNSPEC_VPERMIL2): Likewise.
3979 (UNSPEC_VPERMIL2F128): Likewise.
3980 (UNSPEC_MASKLOAD): Likewise.
3981 (UNSPEC_MASKSTORE): Likewise.
3982 (UNSPEC_CAST): Likewise.
3983 (UNSPEC_VTESTP): Likewise.
3984 (UNSPECV_VZEROALL): Likewise.
3985 (UNSPECV_VZEROUPPER): Likewise.
3986 (XMM0_REG): Likewise.
3987 (XMM1_REG): Likewise.
3988 (XMM2_REG): Likewise.
3989 (XMM3_REG): Likewise.
3990 (XMM4_REG): Likewise.
3991 (XMM5_REG): Likewise.
3992 (XMM6_REG): Likewise.
3993 (XMM8_REG): Likewise.
3994 (XMM9_REG): Likewise.
3995 (XMM10_REG): Likewise.
3996 (XMM11_REG): Likewise.
3997 (XMM12_REG): Likewise.
3998 (XMM13_REG): Likewise.
3999 (XMM14_REG): Likewise.
4000 (XMM15_REG): Likewise.
4002 (prefix_vex_imm8): Likewise.
4003 (prefix_vex_w): Likewise.
4004 (length_vex): Likewise.
4007 (*avx_ashlti3): Likewise.
4008 (*avx_lshrti3): Likewise.
4009 (*avx_setcc<mode>): Likewise.
4010 (*fop_<mode>_comm_mixed_avx): Likewise.
4011 (*fop_<mode>_comm_avx): Likewise.
4012 (*fop_<mode>_1_mixed_avx): Likewise.
4013 (*fop_<mode>_1_avx): Likewise.
4014 (*avx_<code><mode>3): Likewise.
4015 (*avx_ieee_smin<mode>3): Likewise.
4016 (*avx_ieee_smax<mode>3): Likewise.
4017 (mode): Add OI, V8SF and V4DF.
4018 (length): Support VEX prefix.
4019 (*cmpfp_i_mixed): Set prefix attribute.
4020 (*cmpfp_i_sse): Likewise.
4021 (*cmpfp_iu_mixed): Likewise.
4022 (*cmpfp_iu_sse): Likewise.
4023 (*movsi_1): Support AVX.
4024 (*movdi_2): Likewise.
4025 (*movdi_1_rex64): Likewise.
4026 (*movti_internal): Likewise.
4027 (*movti_rex64): Likewise.
4028 (*movsf_1): Likewise.
4029 (*movdf_nointeger): Likewise.
4030 (*movdf_integer_rex64): Likewise.
4031 (*movtf_internal): Likewise.
4032 (zero_extendsidi2_32): Likewise.
4033 (zero_extendsidi2_rex64): Likewise.
4034 (*extendsfdf2_mixed): Likewise.
4035 (*extendsfdf2_sse): Likewise.
4036 (*truncdfsf_fast_mixed): Likewise.
4037 (*truncdfsf_fast_sse): Likewise.
4038 (*truncdfsf_mixed): Likewise.
4039 (fix_trunc<mode>di_sse): Likewise.
4040 (fix_trunc<mode>si_sse): Likewise.
4041 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4042 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4043 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4044 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4045 (*rcpsf2_sse): Likewise.
4046 (*rsqrtsf2_sse): Likewise.
4047 (*sqrt<mode>2_sse): Likewise.
4048 (sse4_1_round<mode>2): Likewise.
4049 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4050 Support AVX. Set length attribute properly for AVX.
4052 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4053 (VECTOR_MODES (FLOAT, 32)): Likewise.
4054 (VECTOR_MODE (INT, DI, 8)): Likewise.
4055 (VECTOR_MODE (INT, HI, 32)): Likewise.
4056 (VECTOR_MODE (INT, QI, 64)): Likewise.
4057 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4058 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4059 (VECTOR_MODE (INT, DI, 4)): Removed.
4060 (VECTOR_MODE (INT, SI, 8)): Likewise.
4061 (VECTOR_MODE (INT, HI, 16)): Likewise.
4062 (VECTOR_MODE (INT, QI, 32)): Likewise.
4063 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4064 (INT_MODE (OI, 32)): Likewise.
4066 * config/i386/i386.opt (mavx): New.
4069 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4071 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4072 (*mov<mode>_internal_avx): New.
4073 (*movv2sf_internal_rex64_avx): Likewise.
4074 (*movv2sf_internal_avx): Likewise.
4076 * config/i386/predicates.md (const_4_to_5_operand): New.
4077 (const_6_to_7_operand): Likewise.
4078 (const_8_to_11_operand): Likewise.
4079 (const_12_to_15_operand): Likewise.
4080 (avx_comparison_float_operator): Likewise.
4082 * config/i386/sse.md (AVX256MODEI): New.
4083 (AVX256MODE): Likewise.
4084 (AVXMODEQI): Likewise.
4085 (AVXMODE): Likewise.
4086 (AVX256MODEF2P): Likewise.
4087 (AVX256MODE2P): Likewise.
4088 (AVX256MODE4P): Likewise.
4089 (AVX256MODE8P): Likewise.
4090 (AVXMODEF2P): Likewise.
4091 (AVXMODEF4P): Likewise.
4092 (AVXMODEDCVTDQ2PS): Likewise.
4093 (AVXMODEDCVTPS2DQ): Likewise.
4094 (avxvecmode): Likewise.
4095 (avxvecpsmode): Likewise.
4096 (avxhalfvecmode): Likewise.
4097 (avxscalarmode): Likewise.
4098 (avxcvtvecmode): Likewise.
4099 (avxpermvecmode): Likewise.
4100 (avxmodesuffixf2c): Likewise.
4101 (avxmodesuffixp): Likewise.
4102 (avxmodesuffixs): Likewise.
4103 (avxmodesuffix): Likewise.
4104 (vpermilbits): Likewise.
4105 (pinsrbits): Likewise.
4106 (mov<mode>): Likewise.
4107 (*mov<mode>_internal): Likewise.
4108 (push<mode>1): Likewise.
4109 (movmisalign<mode>): Likewise.
4110 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4111 (avx_movdqu<avxmodesuffix>): Likewise.
4112 (avx_lddqu<avxmodesuffix>): Likewise.
4113 (<plusminus_insn><mode>3): Likewise.
4114 (*avx_<plusminus_insn><mode>3): Likewise.
4115 (*avx_vm<plusminus_insn><mode>3): Likewise.
4116 (mul<mode>3): Likewise.
4117 (*avx_mul<mode>3): Likewise.
4118 (*avx_vmmul<mode>3): Likewise.
4119 (divv8sf3): Likewise.
4120 (divv4df3): Likewise.
4121 (avx_div<mode>3): Likewise.
4122 (*avx_div<mode>3): Likewise.
4123 (*avx_vmdiv<mode>3): Likewise.
4124 (avx_rcpv8sf2): Likewise.
4125 (*avx_vmrcpv4sf2): Likewise.
4126 (sqrtv8sf2): Likewise.
4127 (avx_sqrtv8sf2): Likewise.
4128 (*avx_vmsqrt<mode>2): Likewise.
4129 (rsqrtv8sf2): Likewise.
4130 (avx_rsqrtv8sf2): Likewise.
4131 (*avx_vmrsqrtv4sf2): Likewise.
4132 (<code><mode>3): Likewise.
4133 (*avx_<code><mode>3_finite): Likewise.
4134 (*avx_<code><mode>3): Likewise.
4135 (*avx_vm<code><mode>3): Likewise.
4136 (*avx_ieee_smin<mode>3): Likewise.
4137 (*avx_ieee_smax<mode>3): Likewise.
4138 (avx_addsubv8sf3): Likewise.
4139 (avx_addsubv4df3): Likewise.
4140 (*avx_addsubv4sf3): Likewise.
4141 (*avx_addsubv2df3): Likewise.
4142 (avx_h<plusminus_insn>v4df3): Likewise.
4143 (avx_h<plusminus_insn>v8sf3): Likewise.
4144 (*avx_h<plusminus_insn>v4sf3): Likewise.
4145 (*avx_h<plusminus_insn>v2df3): Likewise.
4146 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4147 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4148 (*avx_maskcmp<mode>3): Likewise.
4149 (avx_nand<mode>3): Likewise.
4150 (*avx_<code><mode>3): Likewise.
4151 (*avx_nand<mode>3): Likewise.
4152 (*avx_<code><mode>3): Likewise.
4153 (*avx_cvtsi2ss): Likewise.
4154 (*avx_cvtsi2ssq): Likewise.
4155 (*avx_cvtsi2sd): Likewise.
4156 (*avx_cvtsi2sdq): Likewise.
4157 (*avx_cvtsd2ss): Likewise.
4158 (avx_cvtss2sd): Likewise.
4159 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4160 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4161 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4162 (*avx_cvtsi2sd): Likewise.
4163 (*avx_cvtsi2sdq): Likewise.
4164 (avx_cvtdq2pd256): Likewise.
4165 (avx_cvtpd2dq256): Likewise.
4166 (avx_cvttpd2dq256): Likewise.
4167 (*avx_cvtsd2ss): Likewise.
4168 (*avx_cvtss2sd): Likewise.
4169 (avx_cvtpd2ps256): Likewise.
4170 (avx_cvtps2pd256): Likewise.
4171 (*avx_movhlps): Likewise.
4172 (*avx_movlhps): Likewise.
4173 (avx_unpckhps256): Likewise.
4174 (*avx_unpckhps): Likewise.
4175 (avx_unpcklps256): Likewise.
4176 (*avx_unpcklps): Likewise.
4177 (avx_movshdup256): Likewise.
4178 (avx_movsldup256): Likewise.
4179 (avx_shufps256): Likewise.
4180 (avx_shufps256_1): Likewise.
4181 (*avx_shufps_<mode>): Likewise.
4182 (*avx_loadhps): Likewise.
4183 (*avx_storelps): Likewise.
4184 (*avx_loadlps): Likewise.
4185 (*avx_movss): Likewise.
4186 (*vec_dupv4sf_avx): Likewise.
4187 (*vec_concatv2sf_avx): Likewise.
4188 (*vec_concatv4sf_avx): Likewise.
4189 (*vec_setv4sf_0_avx): Likewise.
4190 (*vec_setv4sf_avx): Likewise.
4191 (*avx_insertps): Likewise.
4192 (avx_vextractf128<mode>): Likewise.
4193 (vec_extract_lo_<mode>): Likewise.
4194 (vec_extract_hi_<mode>): Likewise.
4195 (vec_extract_lo_<mode>): Likewise.
4196 (vec_extract_hi_<mode>): Likewise.
4197 (vec_extract_lo_v16hi): Likewise.
4198 (vec_extract_hi_v16hi): Likewise.
4199 (vec_extract_lo_v32qi): Likewise.
4200 (vec_extract_hi_v32qi): Likewise.
4201 (avx_unpckhpd256): Likewise.
4202 (*avx_unpckhpd): Likewise.
4203 (avx_movddup256): Likewise.
4204 (*avx_movddup): Likewise.
4205 (avx_unpcklpd256): Likewise.
4206 (*avx_unpcklpd): Likewise.
4207 (avx_shufpd256): Likewise.
4208 (avx_shufpd256_1): Likewise.
4209 (*avx_punpckhqdq): Likewise.
4210 (*avx_punpcklqdq): Likewise.
4211 (*avx_shufpd_<mode>): Likewise.
4212 (*avx_storehpd): Likewise.
4213 (*avx_loadhpd): Likewise.
4214 (*avx_loadlpd): Likewise.
4215 (*avx_movsd): Likewise.
4216 (*vec_concatv2df_avx): Likewise.
4217 (*avx_<plusminus_insn><mode>3): Likewise.
4218 (*avx_<plusminus_insn><mode>3): Likewise.
4219 (*avx_mulv8hi3): Likewise.
4220 (*avxv8hi3_highpart): Likewise.
4221 (*avx_umulv8hi3_highpart): Likewise.
4222 (*avx_umulv2siv2di3): Likewise.
4223 (*avx_mulv2siv2di3): Likewise.
4224 (*avx_pmaddwd): Likewise.
4225 (*avx_mulv4si3): Likewise.
4226 (*avx_ashr<mode>3): Likewise.
4227 (*avx_lshr<mode>3): Likewise.
4228 (*avx_ashl<mode>3): Likewise.
4229 (*avx_<code><mode>3): Likewise.
4230 (*avx_eq<mode>3): Likewise.
4231 (*avx_gt<mode>3): Likewise.
4232 (*avx_nand<mode>3): Likewise.
4233 (*avx_nand<mode>3): Likewise.
4234 (*avx_<code><mode>3): Likewise.
4235 (*avx_<code><mode>3): Likewise.
4236 (*avx_packsswb): Likewise.
4237 (*avx_packssdw): Likewise.
4238 (*avx_packuswb): Likewise.
4239 (*avx_punpckhbw): Likewise.
4240 (*avx_punpcklbw): Likewise.
4241 (*avx_punpckhwd): Likewise.
4242 (*avx_punpcklwd): Likewise.
4243 (*avx_punpckhdq): Likewise.
4244 (*avx_punpckldq): Likewise.
4245 (*avx_pinsr<avxmodesuffixs>): Likewise.
4246 (*avx_pinsrq): Likewise.
4247 (*avx_loadld): Likewise.
4248 (*vec_extractv2di_1_rex64_avx): Likewise.
4249 (*vec_extractv2di_1_avx): Likewise.
4250 (*vec_dupv2di_avx): Likewise.
4251 (*vec_concatv2si_avx): Likewise.
4252 (*vec_concatv4si_1_avx): Likewise.
4253 (*vec_concatv2di_avx): Likewise.
4254 (*vec_concatv2di_rex64_avx): Likewise.
4255 (*avx_uavgv16qi3): Likewise.
4256 (*avx_uavgv8hi3): Likewise.
4257 (*avx_psadbw): Likewise.
4258 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4259 (*avx_phaddwv8hi3): Likewise.
4260 (*avx_phadddv4si3): Likewise.
4261 (*avx_phaddswv8hi3): Likewise.
4262 (*avx_phsubwv8hi3): Likewise.
4263 (*avx_phsubdv4si3): Likewise.
4264 (*avx_phsubswv8hi3): Likewise.
4265 (*avx_pmaddubsw128): Likewise.
4266 (*avx_pmulhrswv8hi3): Likewise.
4267 (*avx_pshufbv16qi3): Likewise.
4268 (*avx_psign<mode>3): Likewise.
4269 (*avx_palignrti): Likewise.
4270 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4271 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4272 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4273 (*avx_mpsadbw): Likewise.
4274 (*avx_packusdw): Likewise.
4275 (*avx_pblendvb): Likewise.
4276 (*avx_pblendw): Likewise.
4277 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4278 (avx_ptest256): Likewise.
4279 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4280 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4281 (*avx_aesenc): Likewise.
4282 (*avx_aesenclast): Likewise.
4283 (*avx_aesdec): Likewise.
4284 (*avx_aesdeclast): Likewise.
4285 (avx_vzeroupper): Likewise.
4286 (avx_vzeroupper_rex64): Likewise.
4287 (avx_vpermil<mode>): Likewise.
4288 (avx_vpermilvar<mode>3): Likewise.
4289 (avx_vpermil2<mode>3): Likewise.
4290 (avx_vperm2f128<mode>3): Likewise.
4291 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4292 (avx_vbroadcastss256): Likewise.
4293 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4294 (avx_vinsertf128<mode>): Likewise.
4295 (vec_set_lo_<mode>): Likewise.
4296 (vec_set_hi_<mode>): Likewise.
4297 (vec_set_lo_<mode>): Likewise.
4298 (vec_set_hi_<mode>): Likewise.
4299 (vec_set_lo_v16hi): Likewise.
4300 (vec_set_hi_v16hi): Likewise.
4301 (vec_set_lo_v32qi): Likewise.
4302 (vec_set_hi_v32qi): Likewise.
4303 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4304 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4305 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4306 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4307 (vec_init<mode>): Likewise.
4308 (*vec_concat<mode>_avx): Likewise.
4309 (blendbits): Support V8SF and V4DF.
4310 (sse2_movq128): Support AVX.
4311 (<sse>_movnt<mode>): Likewise.
4312 (sse2_movntv2di): Likewise.
4313 (sse_rcpv4sf2): Likewise.
4314 (sse_sqrtv4sf2): Likewise.
4315 (sse_rsqrtv4sf2): Likewise.
4316 (<sse>_comi): Likewise.
4317 (<sse>_ucomi): Likewise.
4318 (sse_cvtss2si): Likewise.
4319 (sse_cvtss2si_2): Likewise.
4320 (sse_cvtss2siq): Likewise.
4321 (sse_cvtss2siq_2): Likewise.
4322 (sse_cvttss2si): Likewise.
4323 (sse_cvttss2siq): Likewise.
4324 (sse2_cvtsd2si): Likewise.
4325 (sse2_cvtsd2si_2): Likewise.
4326 (sse2_cvtsd2siq): Likewise.
4327 (sse2_cvtsd2siq_2): Likewise.
4328 (sse2_cvttsd2si): Likewise.
4329 (sse2_cvttsd2siq): Likewise.
4330 (sse2_cvtdq2pd): Likewise.
4331 (*sse2_cvtpd2dq): Likewise.
4332 (*sse2_cvttpd2dq): Likewise.
4333 (*sse2_cvtpd2ps): Likewise.
4334 (sse2_cvtps2pd): Likewise.
4335 (sse3_movshdup): Likewise.
4336 (sse3_movsldup): Likewise.
4337 (sse_storehps): Likewise.
4338 (*sse4_1_extractps): Likewise.
4339 (sse2_storelpd): Likewise.
4340 (vec_dupv2df_sse3): Likewise.
4341 (*vec_concatv2df_sse3): Likewise.
4342 (*sse4_1_pextrb): Likewise.
4343 (*sse4_1_pextrb_memory): Likewise.
4344 (*sse2_pextrw): Likewise.
4345 (*sse4_1_pextrw_memory): Likewise.
4346 (*sse4_1_pextrd): Likewise.
4347 (*sse4_1_pextrq): Likewise.
4348 (sse2_pshufd_1): Likewise.
4349 (sse2_pshuflw_1): Likewise.
4350 (sse2_pshufhw_1): Likewise.
4351 (*sse2_storeq_rex64): Likewise.
4352 (*vec_dupv4si): Likewise.
4353 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4354 (sse2_pmovmskb): Likewise.
4355 (*sse2_maskmovdqu): Likewise.
4356 (*sse2_maskmovdqu_rex64): Likewise.
4357 (sse_ldmxcsr): Likewise.
4358 (sse_stmxcsr): Likewise.
4359 (abs<mode>2): Likewise.
4360 (sse4_1_movntdqa): Likewise.
4361 (sse4_1_phminposuw): Likewise.
4362 (sse4_1_extendv8qiv8hi2): Likewise.
4363 (*sse4_1_extendv8qiv8hi2): Likewise.
4364 (sse4_1_extendv4qiv4si2): Likewise.
4365 (*sse4_1_extendv4qiv4si2): Likewise.
4366 (sse4_1_extendv2qiv2di2): Likewise.
4367 (*sse4_1_extendv2qiv2di2): Likewise.
4368 (sse4_1_extendv4hiv4si2): Likewise.
4369 (*sse4_1_extendv4hiv4si2): Likewise.
4370 (sse4_1_extendv2hiv2di2): Likewise.
4371 (*sse4_1_extendv2hiv2di2): Likewise.
4372 (sse4_1_extendv2siv2di2): Likewise.
4373 (*sse4_1_extendv2siv2di2): Likewise.
4374 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4375 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4376 (sse4_1_zero_extendv4qiv4si2): Likewise.
4377 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4378 (sse4_1_zero_extendv2qiv2di2): Likewise.
4379 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4380 (sse4_1_zero_extendv4hiv4si2): Likewise.
4381 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4382 (sse4_1_zero_extendv2hiv2di2): Likewise.
4383 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4384 (sse4_1_zero_extendv2siv2di2): Likewise.
4385 (*sse4_1_zero_extendv2siv2di2): Likewise.
4386 (sse4_1_ptest): Likewise.
4387 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4388 (sse4_2_pcmpestri): Likewise.
4389 (sse4_2_pcmpestrm): Likewise.
4390 (sse4_2_pcmpistri): Likewise.
4391 (sse4_2_pcmpistrm): Likewise.
4393 (aeskeygenassist): Likewise.
4395 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4397 * config/i386/predicates.md (vzeroall_operation): New.
4399 * config/i386/sse.md (avx_vzeroall): New.
4400 (*avx_vzeroall): Likewise.
4402 2008-08-28 Paul Brook <paul@codesourcery.com>
4403 Mark Shinwell <shinwell@codesourcery.com>
4404 Richard Earnshaw <richard.earnshaw@arm.com>
4406 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4407 (TARGET_MIN_ANCHOR_OFFSET): New.
4408 (arm_override_options): Set correct anchor ranges for Thumb-1
4409 and Thumb-2 if required.
4410 (legitimize_pic_address): Handle case involving a TLS symbol
4411 reference with an addend.
4412 (arm_optimization_options): Enable section anchors at -O1 and
4414 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4415 * config/arm/arm-protos.h (arm_optimization_options): New.
4417 2008-08-28 Nick Clifton <nickc@redhat.com>
4419 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4420 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4423 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4424 * config/v850/v850.md (return): Remove frame size restriction.
4426 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4428 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4430 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4432 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4434 2008-08-28 Paul Brook <paul@codesourcery.com>
4436 * config/arm/vfp11.md: Update license notice.
4437 * config/arm/cortex-r4.md: Ditto.
4439 2008-08-28 Richard Guenther <rguenther@suse.de>
4441 PR tree-optimization/37207
4442 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4445 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4448 * tree.c (int_fits_type_p): Don't forget unsigned integers
4449 of type sizetype which higher end word equals -1.
4451 2008-08-28 Ira Rosen <irar@il.ibm.com>
4453 * target.h (struct vectorize): Add new target builtin.
4454 * tree-vectorizer.c (destroy_loop_vec_info): Call
4455 vect_free_slp_instance instead of vect_free_slp_node.
4456 * tree-vectorizer.h (enum slp_load_perm_type): New.
4457 (struct _slp_instance): Add new fields.
4458 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4459 (SLP_INSTANCE_LOADS): New.
4460 (vect_free_slp_tree): Remove.
4461 (vect_free_slp_instance): Declare.
4462 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4463 (vectorizable_load): Add argument.
4464 (vect_transform_slp_perm_load): New.
4465 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4467 (vect_get_place_in_interleaving_chain): New function.
4468 (vect_free_slp_tree): Make static.
4469 (vect_free_slp_instance): New function.
4470 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4471 collect the load location in the interleaving chain.
4472 (vect_supported_slp_permutation_p): New function.
4473 (vect_supported_load_permutation_p): Likewise.
4474 (vect_analyze_slp_instance): In case of loads permutation, call
4475 vect_supported_load_permutation_p to check that the permutation is
4477 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4478 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4479 (vect_create_mask_and_perm): New function.
4480 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4481 (vectorizable_load): Add an argument. Don't keep the created vectors
4482 statements in the node if permutation is required. Call
4483 vect_transform_slp_perm_load to generate the permutation.
4484 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4485 additional argument.
4486 (vect_schedule_slp_instance): In case of loads permutation, allocate
4487 vectorized statements structure for all the related SLP nodes. Call
4488 vect_transform_stmt with addditional argument.
4489 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4490 * config/spu/spu.c (spu_builtin_vec_perm): New.
4491 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4492 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4493 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4494 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4496 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4498 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4499 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4500 __gthread_cond_signal, __gthread_cond_timedwait,
4501 __gthread_cond_timedwait_recursive): New functions.
4502 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4504 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4507 2008-08-28 Richard Guenther <rguenther@suse.de>
4510 * fold-const.c (maybe_canonicalize_comparison_1): Require
4511 undefined overflow only for canonicalizing A +- CST cmp CST.
4512 Make sure to not generate new constants that are not inside
4513 their TYPE_MIN/MAX_VALUE range.
4514 (maybe_canonicalize_comparison): Remove undefined overflow
4516 (fold_binary): Remove now duplicate folding.
4518 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4520 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4521 use not updated in the last change.
4523 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4525 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4526 (IRA_COVER_CLASSES): Add FPUL_REGS.
4528 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4531 * c-common.c (conversion_warning): Check for null operands.
4533 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4536 * c-decl.c (check_for_loop_decls): Improve error message. Give
4539 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4542 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4543 (convert_for_assignment): Pass corrent OPT_W* parameter to
4544 WARN_FOR_ASSIGNMENT.
4546 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4549 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4551 2008-08-27 Paul Brook <paul@codesourcery.com>
4553 * config.gcc: Loosen checks for arm uclinux eabi targets.
4555 2008-08-27 Paul Brook <paul@codesourcery.com>
4557 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4559 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4561 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4563 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4564 the enumerators of an ENUMERAL_TYPE.
4565 * dbxout.c (dbxout_type): Ditto.
4567 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4570 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4571 (fwprop_addr): Check that the loop_father is not the outer loop.
4573 2008-08-26 Paul Brook <paul@codesourcery.com>
4575 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4576 Remove documentation entry for fmul type.
4577 Use fmuls to annotate single-precision multiplication patterns,
4578 fmuld to annotate double-precision multiplication patterns,
4579 fmacs to annotate single-precision multiply-accumulate patterns
4580 and fmacd to annotate double-precision multiply-accumulate patterns.
4581 * config/arm/vfp11.md: Update reservations accordingly.
4582 * config/arm/arm.md: Note that certain values of the "type"
4583 attribute are documented in vfp.md.
4584 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4585 (v10_cvt): Use new fmul types.
4587 2008-08-26 Paul Brook <paul@codesourcery.com>
4589 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4590 * config/arm/vfp11.md: ...here. New.
4591 * config/arm/arm.md: Include vfp11.md.
4593 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4595 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4596 parameter to inform call.
4598 2008-08-26 Jeff Law <law@redhat.com>
4600 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4601 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4602 preferred class when copying a constant into a partial word register.
4604 2008-08-26 Ben Elliston <bje@au.ibm.com>
4606 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4607 * cp/typeck.c: Likewise.
4608 * cp/tree.c: Likewise.
4609 * gimple-low.c: Likewise.
4612 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4614 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4615 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4617 * doc/passes.texi: Describe IRA.
4619 * doc/tm.texi (IRA_COVER_CLASSES,
4620 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4622 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4623 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4624 -fira-propagate-cost, -fno-ira-share-save-slots,
4625 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4627 * flags.h (ira_algorithm): New enumeration.
4628 (flag_ira_algorithm, flag_ira_verbose): New external variable
4631 * postreload.c (gate_handle_postreload): Don't do post reload
4632 optimizations unless the reload is completed.
4634 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4637 * tree-pass.h (pass_ira): New external variable declaration.
4639 * reload.h: Add 2008 to the Copyright.
4641 * cfgloopanal.c: Include params.h.
4642 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4645 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4647 * toplev.c (ira.h): New include.
4648 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4649 (backend_init_target): Call ira_init.
4650 (backend_init): Call ira_init_once.
4651 (finalize): Call finish_ira_once.
4653 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4654 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4657 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4658 may_move_out_cost): New external variable declarations.
4659 (move_table): New typedef.
4661 * caller-save.c: Include headers output.h and ira.h.
4662 (no_caller_save_reg_set): New global variable.
4663 (save_slots_num, save_slots): New variables.
4664 (reg_save_code, reg_restore_code, add_stored_regs): Add
4666 (init_caller_save): Set up no_caller_save_reg_set.
4667 (init_save_areas): Reset save_slots_num.
4668 (saved_hard_reg): New structure.
4669 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4670 (initiate_saved_hard_regs, new_saved_hard_reg,
4671 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4673 (setup_save_areas): Add code for sharing stack slots.
4674 (all_blocks): New variable.
4675 (save_call_clobbered_regs): Process pseudo-register too.
4676 (mark_set_regs): Process pseudo-register too.
4677 (insert_one_insn): Put the insn after bb note in a empty basic
4678 block. Add insn check.
4680 * global.c (eliminable_regset): Make it external.
4681 (mark_elimination): Use DF_LR_IN for IRA.
4682 (pseudo_for_reload_consideration_p): New.
4683 (build_insn_chain): Make it external. Don't ignore spilled
4684 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4685 (gate_handle_global_alloc): New function.
4686 (pass_global_alloc): Add the gate function.
4688 * opts.c (decode_options): Set up flag_ira. Print the warning for
4690 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4692 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4694 * regmove.c (regmove_optimize): Don't do replacement of output for
4697 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4698 New external variable declarations.
4700 * local-alloc.c (update_equiv_regs): Make it external. Return
4701 true if jump label rebuilding should be done. Rescan new_insn for
4703 (gate_handle_local_alloc): New function.
4704 (pass_local_alloc): Add the gate function.
4706 * alias.c (value_addr_p, stack_addr_p): New functions.
4707 (nonoverlapping_memrefs_p): Use them for IRA.
4709 * common.opt (fira, fira-algorithm, fira-coalesce,
4710 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4711 fira-verbose): New options.
4713 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4714 move_cost, may_move_in_cost, may_move_out_cost): Make the
4716 (move_table): Remove typedef.
4717 (init_move_cost): Make it external.
4718 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4721 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4722 setup_reg_classes): New function prototypes.
4723 (eliminable_regset): New external variable declaration.
4724 (build_insn_chain, update_equiv_regs): New function prototypes.
4726 * Makefile.in (IRA_INT_H): New definition.
4727 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4728 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4729 (reload1.o, toplev.o): Add dependence on ira.h.
4730 (cfgloopanal.o): Add PARAMS_H.
4731 (caller-save.o): Add dependence on output.h and ira.h.
4732 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4733 ira-emit.o, ira-lives.o): New entries.
4735 * passes.c (pass_ira): New pass.
4737 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4739 * reload1.c (ira.h): Include the header.
4740 (changed_allocation_pseudos): New bitmap.
4741 (init_reload): Initiate the bitmap.
4742 (compute_use_by_pseudos): Permits spilled registers in FROM.
4743 (temp_pseudo_reg_arr): New variable.
4744 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4745 IRA. Call alter_reg with the additional parameter. Don't clear
4746 spilled_pseudos for IRA. Restore original insn chain for IRA.
4747 Clear changed_allocation_pseudos at the end of reload.
4748 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4749 (hard_regno_to_pseudo_regno): New variable.
4750 (count_pseudo): Check spilled pseudos. Set up
4751 hard_regno_to_pseudo_regno.
4752 (count_spilled_pseudo): Check spilled pseudos. Update
4753 hard_regno_to_pseudo_regno.
4754 (find_reg): Use better_spill_reload_regno_p. Check
4755 hard_regno_to_pseudo_regno.
4756 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4758 (eliminate_regs_1): Use additional parameter for alter_reg.
4759 (finish_spills): Set up pseudo_previous_regs only for spilled
4760 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4761 more arguments. Don't clear live_throughout and dead_or_set for
4762 spilled pseudos. Use additional parameter for alter_reg. Call
4763 mark_allocation_change. Set up changed_allocation_pseudos.
4764 Remove sanity check.
4765 (emit_input_reload_insns, delete_output_reload): Use additional
4766 parameter for alter_reg. Call mark_allocation_change.
4767 (substitute, gen_reload_chain_without_interm_reg_p): New
4769 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4771 * testsuite/gcc.dg/20080410-1.c: New file.
4773 * config/s390/s390.h (IRA_COVER_CLASSES,
4774 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4776 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4778 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4780 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4782 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4784 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4786 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4788 2008-08-24 Jeff Law <law@redhat.com>
4789 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4790 when ignoring unavailable registers.
4792 2008-08-24 Jeff Law <law@redhat.com>
4793 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4794 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4795 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4796 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4798 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4799 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4801 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4802 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4803 * reload1.c (find_reg): Process registers in register allocation order.
4805 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4806 * toplev.c (backend_init_target): Move ira_init call from
4808 (lang_dependent_init_target): ...to here.
4810 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4811 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4812 calculate memory move costs for NO_REGS.
4814 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4815 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4816 STACK_REGS is defined.
4818 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4819 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4821 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4822 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4824 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4825 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4826 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4829 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4830 Dorit Nuzman <dorit@il.ibm.com>
4832 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4833 vec_extract_evenv4sf, vec_extract_evenv8hi,
4834 vec_extract_evenv16qi, vec_extract_oddv4si,
4835 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4836 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4837 vec_interleave_highv4si, vec_interleave_lowv4si,
4838 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4839 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4840 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4842 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4845 * config/rs6000/rs6000.c (optimization_options): Don't default to
4846 section anchors without toplevel reorder.
4848 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4850 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4851 (mfc_end_critical_section): Likewise.
4853 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4855 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4856 all type qualifiers from element type to vector type.
4858 2008-08-25 David Daney <ddaney@avtrex.com>
4860 * config/mips/mips.md (immediate_insn): Move up in file, fix
4861 comment typo, reformat.
4862 (fetchop_bit, atomic_hiqi_op memory_barrier,
4863 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4864 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4865 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4866 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4867 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4868 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4869 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4870 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4871 sync_old_nand<mode>, sync_new_nand<mode>,
4872 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4873 test_and_set_12): Moved to sync.md.
4875 * config/mips/sync.md: New file.
4877 2008-08-25 Richard Henderson <rth@redhat.com>
4879 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4880 (regsave): Likewise.
4881 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4882 (output_cfi_directive): Likewise.
4883 (div_data_align): New.
4884 (output_cfi): Use it.
4886 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4888 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4889 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4890 (TARGET_OCTEON): New macro.
4891 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4892 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4893 (ISA_HAS_POP): New macro.
4894 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4896 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4898 * config/mips/mips.md (cpu): Add octeon.
4899 (type): Add pop attribute value.
4900 (popcount<mode>2): New pattern.
4901 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4903 2008-08-24 Jan Hubicka <jh@suse.cz>
4905 * doc/invoke.texi (-fipa-cp-clone): New option.
4906 (-fipa-cp): Update docs.
4907 (--param ipcp-unit-growth):New.
4908 * ipa-cp.c: Include fibheap.h, params.h
4909 (ipcp_initialize_node_lattices): When not cloning, all externally
4910 visible functions are bottom.
4911 (ipcp_need_redirect_p): Accept clones.
4912 (ipcp_insert_stage): Use cost driven heuristics.
4913 (max_count, dead_nodes): New static vars.
4914 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4915 ipcp_const_param_count): New functions.
4916 * common.opt (ipa-cp-clone): New command line option.
4917 * params.def (ipcp-unit-growth): New.
4919 2008-08-24 Jan Hubicka <jh@suse.cz>
4921 * tree-inline.c (tree_function_versioning): Look harder
4922 for referenced vars.
4924 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4926 PR tree-optimization/37185
4927 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4929 2008-08-23 Jan Hubicka <jh@suse.cz>
4931 * ipa-cp.c (ipcp_analyze_node): New function.
4932 (ipcp_update_cloned_node): Use it.
4933 (ipcp_init_stage): Likewise.
4934 * ipa-inline.c (function_insertion_hook_holder): New static var.
4935 (analyze_function): Break out from ....
4936 (inline_generate_summary): Here; register insertion hook.
4937 (cgraph_decide_inlining): Remove hook.
4938 (add_new_function): New function.
4940 2008-08-23 Jan Hubicka <jh@suse.cz>
4942 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4944 2008-08-23 Jan Hubicka <jh@suse.cz>
4946 * ipa-cp.c (constant_val_insert): Remove.
4947 (ipcp_propagate_one_const): Remove.
4948 (ipcp_create_replace_map): Always insert replacements to the map.
4949 (ipcp_insert_stage): Do not try to insert statements by hand.
4950 * tree-inline.c (insert_init_stmt): Break out from ...
4951 (setup_one_parameter): ... here; allow NULL BB pointer.
4952 (tree_function_versioning): Use setup_one_parameter to process
4955 2008-08-23 Jan Hubicka <jh@suse.cz>
4957 * tree.c (decl_address_ip_invariant_p): New function.
4958 * tree.h (decl_address_ip_invariant_p): Declare.
4959 * gimple.c (strip_invariant_refs): Break out from ...
4960 (is_gimple_invariant_address): ... here
4961 (is_gimple_ip_invariant_address): New function.
4962 (is_gimple_ip_invariant): New function.
4963 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4966 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4967 (ipcp_lat_is_insertable): All constants are insertable.
4968 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4969 IPA_CONST_VALUE_REF.
4970 (ipcp_initialize_node_lattices): Propagate all types of operands.
4971 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4972 (ipcp_create_replace_map): Reformat.
4973 (ipcp_need_redirect_p): Simplify.
4974 (ipcp_insert_stage): Check that argument is used before clonning.
4975 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4977 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4978 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4979 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4980 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4981 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4982 * tree-inline.c (tree_function_versioning): Add variables referenced
4985 2008-08-23 Jan Hubicka <jh@suse.cz>
4988 * i386.c (standard_80387_constant_p): Use optimize_size.
4990 2008-08-23 Ira Rosen <irar@il.ibm.com>
4992 PR tree-optimization/37161
4993 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4994 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4995 (vect_determine_vectorization_factor): Move the scalar type
4996 retrieval to vect_get_smallest_scalar_type.
4997 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4998 scalar type. Remove redundant computation.
4999 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5000 (vect_get_slp_defs): Take the type of RHS into account if
5001 necessary by calling vect_get_smallest_scalar_type. Call
5002 vect_get_constant_vectors with additional argument.
5004 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5007 * doc/invoke.texi (Wwrite-strings): Clarify description.
5009 2008-08-23 Ira Rosen <irar@il.ibm.com>
5011 PR tree-optimization/37174
5012 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5013 def stmt is a part of the loop before accessing its stmt_vec_info.
5015 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5018 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5019 (*swap): New insn pattern.
5020 (*ashlqi3): Rename from ashlqi3 insn pattern.
5021 (ashlqi3): New expanders.
5022 (*lshrqi3): Rename from lshrqi3 insn pattern.
5023 (lshrqi3): New expanders.
5024 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5025 lshrqi3_const5, lshrqi3_const6): New splitters.
5026 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5027 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5030 2008-08-22 Richard Guenther <rguenther@suse.de>
5032 PR tree-optimization/37078
5033 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5034 [+INF, +INF] ranges.
5036 2008-08-22 Richard Guenther <rguenther@suse.de>
5038 PR tree-optimization/37143
5039 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5040 a conversion statement instead of a copy.
5042 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5045 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5046 CCCmode, CCOmode and CCSmode destination modes.
5049 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5050 from different units in a single alternative.
5051 (*vec_extractv2sf_1): Ditto.
5052 (*vec_extractv2si_0): Ditto.
5053 (*vec_extractv2si_1): Ditto.
5054 * config/i386/sse.md (sse2_storehpd): Ditto.
5055 (sse2_storelpd): Ditto.
5056 (sse2_loadhpd): Ditto.
5057 (sse2_loadlpd): Ditto.
5060 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5061 (popcountsi2): Ditto.
5062 (clzdi2_abm): Ditto.
5063 (popcountdi2): Ditto.
5064 (clzhi2_abm): Ditto.
5065 (popcounthi2): Ditto.
5067 2008-08-22 Richard Guenther <rguenther@suse.de>
5071 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5072 if the multiplication does not overflow.
5074 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5076 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5078 2008-08-21 Richard Henderson <rth@redhat.com>
5080 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5081 spurrious comma from test.
5082 * configure: Rebuild.
5084 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5087 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5090 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5092 * c-tree.h (grokfield): New argument.
5093 * c-decl.c (grokfield): Handle new location argument.
5094 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5096 2008-08-21 Richard Guenther <rguenther@suse.de>
5098 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5100 2008-08-21 Jan Hubicka <jh@suse.cz>
5102 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5103 (cgraph_add_function_insertion_hook,
5104 cgraph_remove_function_insertion_hook,
5105 cgraph_call_function_insertion_hooks): New functions.
5106 * cgraph.h (cgraph_add_function_insertion_hook,
5107 cgraph_remove_function_insertion_hook,
5108 cgraph_call_function_insertion_hooks): Declare.
5109 * ipa-reference.c (function_insertion_hook_holder): New variable.
5110 (check_operand, look_for_address_of): When checking late, do not care
5111 about module bitmaps.
5112 (add_new_function): New function.
5113 (generate_summary): Register hooks; zero module bitmaps.
5114 (propagate): Unregister hooks.
5115 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5116 (add_new_function): New function.
5117 (generate_summary): Register hook.
5118 (propagate): Remove hook.
5120 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5122 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5123 * ipa-cp.c (ipcp_update_cloned_node): New function.
5124 (build_const_val): Handle functions correctly; bring type logic
5125 into sync with tree-inline.c
5126 (ipcp_init_stage): Take care of computing stuff needed by
5127 indirect inlining; update clones.
5128 (ipcp_generate_summary): Break out of ipcp_driver.
5129 (ipcp_driver): Do only execution and transformation.
5130 (pass_ipa_cp): Make IPA_PASS.
5131 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5133 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5134 ipcp, some info is already available.
5135 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5136 * tree-inline.c (remap_ssa_name): Unshare expression.
5138 2008-08-21 Richard Guenther <rguenther@suse.de>
5140 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5141 a PHI ask VN if it is already available.
5142 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5143 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5145 2008-08-21 Richard Guenther <rguenther@suse.de>
5148 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5149 makes sure to produce a result of the correct type.
5151 2008-08-21 Jan Hubicka <jh@suse.cz>
5152 Backport from LTO branch:
5154 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5155 Jan Hubicka <jh@suse.cz>
5158 (init_state, finish_state, set_function_state, generate_summary):
5160 (scan_stmt): Renamed from scan_function. Changed to keep state in
5161 local static vars rather than cgraph aux field.
5162 (propagate): Renamed from static_execute. Changed to keep state in
5163 local static vars rather than cgraph aux field.
5164 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5165 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5167 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5169 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5170 * ipa-reference.c (init_function_info, generate_summary,
5171 propagate): New functions.
5172 (analyze_function): Call init_function_info.
5173 (static_execute): Stripped into generate_summary and propagate.
5174 (pass_ipa_reference): Made into ipa_opt_pass.
5176 2008-08-21 Richard Guenther <rguenther@suse.de>
5178 PR tree-optimization/37181
5179 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5181 (extract_range_from_unary_expr): Likewise.
5183 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5185 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5187 * toplev.h (pedwarn_at): Likewise.
5188 * builtins.c: Update all calls to pedwarn.
5189 * c-lex.c: Likewise.
5190 * toplev.c: Likewise.
5191 * c-tree.h: Likewise.
5192 * c-decl.c: Likewise.
5193 * c-errors.c: Likewise.
5194 * c-typeck.c: Likewise.
5195 * c-common.c: Likewise.
5196 * c-parser.c: Likewise.
5198 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5201 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5202 with MODE_VECTOR_INT mode.
5204 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5207 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5208 initialized outside the current module.
5209 (warn_uninitialized_var): Ignore left-hand side when walking the
5210 trees. Ignore address expressions. Examine VUSE operands in gimple
5211 statements with a variable declaration on the right-hand side.
5213 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5216 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5218 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5221 * c-common.c (conversion_warning): Do not warn if applying bit-and
5222 operator to unsigned constant that fits in the target type.
5224 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5227 * c-common.c (conversion_warning): Do not warn for artificial
5230 2008-08-20 Richard Guenther <rguenther@suse.de>
5232 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5233 (extract_range_from_binary_expr): Fall back to constant propagation.
5234 (extract_range_from_unary_expr): Likewise.
5236 2008-08-20 Richard Guenther <rguenther@suse.de>
5238 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5239 with TREE_THIS_VOLATILE on shared nodes.
5240 (fold_stmt_r): Likewise.
5242 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5245 * c-parser.c (c_parser_attributes): For keywords use canonical
5246 spelling for attr_name.
5248 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5250 * value-prof.c (check_counter): Revert wrong call to error.
5252 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5254 * profile.c: Update calls to inform.
5255 * value-prof.c: Update calls to inform.
5257 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5259 * diagnostic.c (inform): Add an explicit location_t parameter.
5260 * toplev.h (inform): Update declaration.
5261 * builtins.c: Update all calls to inform.
5262 * c-common.c: Likewise.
5263 * c-decl.c: Likewise.
5264 * c-opts.c: Likewise.
5265 * c-pch.c: Likewise.
5266 * c-pragma.c: Likewise.
5267 * c-typeck.c: Likewise.
5268 * coverage.c: Likewise.
5270 * toplev.c: Likewise.
5271 * tree-cfg.c: Likewise.
5272 * tree-ssa.c: Likewise.
5274 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5277 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5278 V2DI mode, for SSE4.1, use movq instead of vector set if the
5279 second element is zero and inter-unit moves are OK.
5281 2008-08-20 Richard Guenther <rguenther@suse.de>
5283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5284 properly handle conversion/copy chains after tuplification.
5286 2008-08-20 Richard Guenther <rguenther@suse.de>
5288 * passes.c (init_optimization_passes): Move the second
5289 forwprop pass before alias computation. Remove the second
5290 DCE pass. Remove the first dominator and phi copy/const
5293 2008-08-20 Nick Clifton <nickc@redhat.com>
5295 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5296 support of this feature. Do not assume that a sufficiently new
5297 assembler will support the feature regardless of the target type.
5298 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5299 * configure: Regenerate.
5301 2008-08-20 Richard Guenther <rguenther@suse.de>
5303 * tree-vrp.c (found_in_subgraph): Remove.
5304 (live): New global static.
5305 (live_on_edge): New function.
5306 (blocks_visited): Remove.
5307 (register_edge_assert_for_2): Use live_on_edge.
5308 (find_conditional_asserts): Remove code dealing with
5309 found_in_subgraph. Do not walk the CFG.
5310 (find_switch_asserts): Likewise.
5311 (find_assert_locations_1): Renamed from find_assert_locations.
5312 Move finding assert locations for conditional and switch
5313 statements first. Update live bitmap. Do not walk the CFG.
5314 (find_assert_locations): New function.
5315 (insert_range_assertions): Remove entry of CFG walk.
5316 Adjust call to find_assert_locations.
5317 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5318 that only can appear because of fake exit edges but assert we
5319 never try to insert on those.
5320 (fini_pre): Do not remove fake exit edges here...
5321 (execute_pre): ...but here, before committing edge inserts.
5323 2008-08-19 Richard Guenther <rguenther@suse.de>
5325 * passes.c (init_optimization_passes): Exchange store-ccp
5328 2008-08-19 Rafael EspÃndola <espindola@google.com>
5330 * varasm.c (weak_decls): Move earlier in the file.
5331 (assemble_external): Add weak decls to the weak_decls list.
5332 (declare_weak): Don't add decls to the weak_decls list.
5334 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5337 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5338 before (sse2_shufpd_<mode>).
5340 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5343 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5344 * tree.c (block_nonartificial_location): Likewise.
5346 2008-08-19 Richard Guenther <rguenther@suse.de>
5348 PR tree-optimization/35972
5349 PR tree-optimization/23094
5350 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5352 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5353 handle MISALIGNED_INDIRECT_REF.
5354 (get_ref_from_reference_ops): New helper.
5355 (vn_reference_lookup_pieces): Walk the use-def chain using the
5356 alias-oracle if requested.
5357 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5358 walking the use-def chain.
5359 (compute_avail): But not here.
5360 (create_component_ref_by_pieces_1): Properly handle
5361 MISALIGNED_INDIRECT_REF.
5362 (do_regular_insertion): Handle fully redundant
5363 expressions after PHI-translation also for SSA_NAME values, not
5364 only constants. Correctly use edoubleprime for that.
5366 2008-08-19 Ira Rosen <irar@il.ibm.com>
5368 * tree-vectorizer.c (supportable_widening_operation): Support
5369 multi-step conversion, return the number of steps in such conversion
5370 and the required intermediate types.
5371 (supportable_narrowing_operation): Likewise.
5372 * tree-vectorizer.h (vect_pow2): New function.
5373 (supportable_widening_operation): Change argument types.
5374 (supportable_narrowing_operation): Likewise.
5375 (vectorizable_type_promotion): Add an argument.
5376 (vectorizable_type_demotion): Likewise.
5377 * tree-vect-analyze.c (vect_analyze_operations): Call
5378 vectorizable_type_promotion and vectorizable_type_demotion with
5379 additional argument.
5380 (vect_get_and_check_slp_defs): Detect patterns.
5381 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5383 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5384 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5385 factor according to the smallest type in the loop.
5386 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5387 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5388 supportable_widening_operation with correct arguments.
5389 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5390 operands lists according to the number of vector statements in left
5391 or right node, if exists.
5392 (vect_gen_widened_results_half): Remove unused argument.
5393 (vectorizable_conversion): Call supportable_widening_operation,
5394 supportable_narrowing_operation, and vect_gen_widened_results_half
5395 with correct arguments.
5396 (vectorizable_assignment): Change documentation, support multiple
5398 (vectorizable_operation): Likewise.
5399 (vect_get_loop_based_defs): New function.
5400 (vect_create_vectorized_demotion_stmts): Likewise.
5401 (vectorizable_type_demotion): Support loop-aware SLP and general
5402 multi-step conversion. Call vect_get_loop_based_defs and
5403 vect_create_vectorized_demotion_stmts for transformation.
5404 (vect_create_vectorized_promotion_stmts): New function.
5405 (vectorizable_type_promotion): Support loop-aware SLP and general
5406 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5408 (vectorizable_store): Change documentation, support multiple
5410 (vectorizable_load): Likewise.
5411 (vect_transform_stmt): Pass SLP_NODE to
5412 vectorizable_type_promotion and vectorizable_type_demotion.
5413 (vect_schedule_slp_instance): Move here the calculation of number
5414 of vectorized statements for each node from...
5415 (vect_schedule_slp): ... here.
5416 (vect_transform_loop): Call vect_schedule_slp without the last
5419 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5422 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5423 to == in assert statement.
5424 (vectorizable_reduction): Fix typo.
5426 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5429 * value-prof.c (check_counter): Dereference pointer to overall
5430 count when printing it.
5432 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5434 * profile.h: Really add it.
5436 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5438 * mcf.c: Really add it.
5440 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5441 Vinodha Ramasamy <vinodha@google.com>
5443 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5445 * value-prof.c (check_counter): Fix the counter if
5446 flag_profile_correction is true.
5447 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5448 tree_mod_subtract_transform):
5449 Follow check_counter parameter change.
5450 * common.opt (fprofile-correction): New option.
5452 * profile.h: Likewise.
5453 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5454 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5455 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5457 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5458 flag_profile_correction is set.
5460 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5462 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5464 2008-08-18 Tomas Bily <tbily@suse.cz>
5466 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5467 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5469 * tree-data-ref.c (split_constant_offset_1): Likewise.
5470 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5471 * tree-sra.c (sra_walk_expr): Likewise.
5472 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5473 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5474 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5475 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5477 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5478 * tree-vect-transform.c (vectorizable_type_demotion)
5479 (vectorizable_type_promotion): Likewise.
5480 * tree-inline.c (expand_call_inline):
5481 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5482 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5483 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5484 * expr.c (expand_expr_real_1): Likewise.
5485 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5486 (gimple_assign_unary_useless_conversion_p): Likewise.
5487 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5488 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5489 * fold-const.c (fold_unary): Likewise.
5490 * tree.h (CONVERT_EXPR_P): Likewise.
5491 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5492 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5494 (register_edge_assert_for_2, extract_range_from_unary_expr)
5495 (register_edge_assert_for_1): Likewise.
5497 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5499 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5500 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5501 (enum real_value_const): Delete.
5502 (get_real_const): Delete.
5503 * real.c (get_real_const): Delete.
5504 (dconst_e_ptr): Define.
5505 (dconst_third_ptr): Define.
5506 (dconst_sqrt2_ptr): Define.
5507 * builtins.c: Update all callers.
5509 2008-08-18 Richard Guenther <rguenther@suse.de>
5511 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5512 statement iterator after statement removal.
5514 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5516 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5517 (detect_processor_freebsd): Likewise.
5518 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5520 2008-08-18 Richard Guenther <rguenther@suse.de>
5522 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5523 and loads have the correct types.
5525 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5528 * c-opts.c (cpp_opts): Remove static.
5529 * c-parser.c (cpp_opts): Declare it extern.
5530 (disable_extension_diagnostics): Handle cpp options.
5531 (enable_extension_diagnostics): Likewise.
5533 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5535 * diagnostics.c (permerror_at): Rename as permerror.
5536 (permerror): Delete.
5537 * toplev.h: Likewise.
5539 2008-08-18 Richard Guenther <rguenther@suse.de>
5541 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5542 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5543 Move call_cdce before build_alias. Move copyrename2,
5544 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5545 right after final inlining.
5546 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5547 (pass_build_cfg): But instead via TODO_dump_func.
5549 2008-08-18 Richard Guenther <rguenther@suse.de>
5551 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5553 (scalarize_init): If we failed to generate some initializers
5554 do not generate zeros for not instantiated members. Instead
5555 rely on the copy out.
5556 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5557 about missing flow-sensitive alias info only if we have
5560 2008-08-17 Nick Clifton <nickc@redhat.com>
5562 * doc/extend.texi (Function Attributes): Fix typo in description
5563 if hot function attribute.
5565 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5566 Richard Sandiford <rdsandiford@googlemail.com>
5568 * doc/install.texi (--with-mips-plt): Document.
5569 * doc/invoke.texi (-mplt, -mno-plt): Document.
5570 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5571 and handle ${with_mips_plt}.
5572 * config/mips/mips.opt (mplt): New option.
5573 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5574 (TARGET_ABICALLS_PIC2): Likewise.
5575 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5576 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5577 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5578 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5579 to decide whether to output ".option picX" directives.
5580 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5581 Pass -call_nonpic rather than -KPIC for -mplt.
5582 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5583 on the command line. Also remove it when -mabi=64 is used without
5585 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5586 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5587 TARGET_ABICALLS_PIC0.
5588 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5590 (mips16_build_function_stub): Only output ".option pic" directives
5591 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5592 (mips16_build_call_stub): Fix comment and remove redundant
5593 ".set at"/"set .noat" directives.
5594 (mips_function_rodata_section): Use the default behaviour for
5595 TARGET_ABSOLUTE_ABICALLS.
5596 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5597 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5598 (mips_restore_gp): Do nothing if the current function doesn't use
5600 (mips_expand_prologue): Only save $gp if the current function uses it.
5601 Use a normal move for TARGET_ABICALLS_PIC0.
5602 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5604 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5606 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5607 of function when handling GLOBAL_POINTER_REGNUM.
5609 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5612 * common.opt (-fstack-check): Do not declare the variable here.
5613 (-fstack-check=): New option variant.
5614 * doc/invoke.texi (Code Gen Options): Document it.
5615 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5616 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5617 (STACK_CHECK_STATIC_BUILTIN): New macro.
5618 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5619 * opts.c: Include expr.h.
5620 (common_handle_option) <OPT_fold_stack_check_>: New case.
5621 <OPT_fstack_check>: Likewise.
5622 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5623 consistently in the test for variable-sized types. Adjust for
5624 new behaviour of flag_stack_check.
5625 * explow.c: Include except.h.
5626 (allocate_dynamic_stack_space): Do not take into account
5627 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5628 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5629 for variable-sized parameters. Treat all parameters whose size is
5630 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5631 stack checking is enabled.
5632 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5633 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5634 if generic stack checking is enabled.
5635 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5636 * reload1.c (reload): Likewise.
5637 * stmt.c (expand_decl): Assert that all automatic variables have
5638 fixed size at this point and remove dead code.
5639 * flags.h (stack_check_type): New enumeration type.
5640 (flag_stack_check): Declare.
5641 * toplev.c (flag_stack_check): New global variable.
5642 * Makefile.in (opts.o): Add dependency on EXPR_H.
5643 (explow.o): Add dependency on except.h.
5645 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5647 * config/avr/avr.c (avr_override_options): Reduce value of
5648 PARAM_INLINE_CALL_COST.
5650 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5652 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5653 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5654 lieu of TYPE_MODE (type) throughout.
5656 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5658 * config/arm/arm.c (add_minipool_backward_ref): Check for
5659 8-byte-aligned entries in second case of forcing insertion after a
5660 particular entry. Change third case to avoid inserting
5661 non-8-byte-aligned entries before 8-byte-aligned ones.
5663 2008-08-15 Richard Guenther <rguenther@suse.de>
5665 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5666 strip components for unknown size accesses.
5668 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5670 * config/s390/2097.md New file.
5671 * config/s390/s390.md ("z10prop" attribute): Define none,
5672 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5673 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5674 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5675 possible values and apply them to insns as appropriate.
5676 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5677 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5678 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5679 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5680 ("bfp" mode attribute): Removed. Every occurence replaced
5682 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5683 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5686 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5689 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5692 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5694 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5695 additional argument. Support reduction when duplication is needed due
5696 to data-types of different sizes in the loop.
5697 (get_initial_def_for_induction): Fix printout.
5698 (vect_get_vec_def_for_stmt_copy): Support case where the
5699 vec_stmt_for_operand is a phi node.
5700 (vectorizable_reduction): Support reduction when duplication is needed
5701 due to data-types of different sizes in the loop.
5702 (vectorizable_call): Remove restriction to not vectorize in case we
5703 have data-types of different sizes in the loop.
5704 (vectorizable_conversion): Likewise.
5705 (vectorizable_operation): Likewise.
5706 (vectorizable_type_demotion): Likewise.
5707 (vectorizable_type_promotion): Likewise.
5708 (vectorizable_induction): Add restriction to not vectorize in case
5709 we have data-types of different sizes in the loop.
5711 2008-08-14 Christophe Saout <christophe@saout.de>
5712 Uros Bizjak <ubizjak@gmail.com>
5715 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5716 (*vec_concatv2di_rex64_sse4_1): Ditto.
5717 (*vec_concatv2di_rex64_sse): Ditto.
5719 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5722 * fold-const.c (fold_widened_comparison): Do not allow
5723 sign changes that change the result even if shorter type
5724 is wider than arg1_unw's type.
5726 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5728 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5729 Skip if the multilib testing specifies -march that does not
5730 agree with the one specified in the testcase.
5732 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5734 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5735 zero extend SImode values being converted to TFmode before passing
5738 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5740 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5741 __PPU__ when targeting the Cell/B.E. PPU processor.
5743 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5745 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5746 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5747 Rematerialize the static chain, if any.
5748 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5751 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5753 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5754 (new_loc_descr): Likewise.
5755 (add_loc_descr): Likewise.
5756 (size_of_loc_descr): Likewise.
5757 (size_of_locs): Likewise.
5758 (output_loc_operands): Likewise.
5759 (output_loc_sequence): Likewise.
5760 (new_reg_loc_descr): New.
5761 (build_cfa_loc): Use it.
5762 (build_cfa_aligned_loc): Likewise.
5763 (one_reg_loc_descriptor): Likewise.
5764 (based_loc_descr): Likewise.
5766 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5769 * doc/invoke.texi (Wmain): Update.
5770 * c-decl.c (start_decl): warn_main is only 0 or 1.
5771 (start_function): Likewise. Fix formatting.
5772 (finish_function): Delete redundant warning.
5773 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5774 * c-opts (c_common_handle_option): -Wall only has effect if
5775 warn_main is uninitialized. OPT_Wmain is automatically
5776 handled. -pedantic also enables Wmain.
5777 (c_common_post_options): Handle all logic for Wmain here.
5778 * c-common.c (warn_main): Delete.
5779 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5780 * c-common.h (warn_main): Delete.
5782 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5785 * expr.c (emit_group_store): Allocate stack temp with the
5786 largest alignment when copying from register to stack.
5788 2008-08-13 Richard Guenther <rguenther@suse.de>
5790 * tree.h (maybe_fold_offset_to_address): Declare.
5791 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5792 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5793 Likewise for POINTER_PLUS_EXPR.
5794 (maybe_fold_offset_to_reference): Enable disabled code.
5795 (maybe_fold_offset_to_address): New function.
5796 (fold_stmt_r): Use it.
5797 (fold_gimple_assign): Likewise.
5798 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5799 (gimplify_expr): Likewise.
5801 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5803 * toplev.h (pedwarn_at): Fix declaration.
5805 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5807 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5808 LINK_SPEC): Use %R in -Y P argument.
5810 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5813 * diagnostic.c (pedwarn_at): New.
5814 * toplev.h (pedwarn_at): Declare.
5815 * c-tree.h (build_enumerator): Update declaration.
5816 * c-decl.c (finish_enum): Update comment.
5817 (build_enumerator): Take a location parameter. Give a pedwarn but do
5818 not perform any conversion.
5819 * c-parser.c (c_parser_enum_specifier): Set correct location for
5822 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5825 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5826 expressions except for conversions to signed:1 bitfields. Handle
5827 COND_EXPR with constant operands.
5829 2008-08-13 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/15255
5832 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5833 (struct oecount_s): New struct and VEC types.
5835 (oecount_hash): New function.
5836 (oecount_eq): Likewise.
5837 (oecount_cmp): Likewise.
5838 (zero_one_operation): New function.
5839 (build_and_add_sum): Likewise.
5840 (undistribute_ops_list): Perform un-distribution of multiplication
5841 and division on the chain of summands.
5842 (should_break_up_subtract): Also break up subtracts for factors.
5843 (reassociate_bb): Delete dead visited statements.
5844 Call undistribute_ops_list. Re-sort and optimize if it did something.
5845 * passes.c (init_optimization_passes): Move DSE before
5847 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5850 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5852 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5854 * doc/invoke.texi: Revert unintended checkin.
5856 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5859 * gcc.c (include_spec_function): Tweak call to find_a_file.
5861 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5864 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5865 and TRUTH_ORIF_EXPR.
5866 * dojump.c (do_jump): Likewise.
5868 PR tree-optimization/37084
5869 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5870 if id->regimplify, don't assume stmt is a cast assignment.
5872 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5874 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5876 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5879 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5882 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5884 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5885 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5887 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5888 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5889 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5890 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5891 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5893 * doc/tm.texi (Storage Layout): Remove documentation for
5894 TARGET_FLOAT_FORMAT.
5896 * simplify-rtx.c (simplify_binary_operation_1): Replace
5897 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5899 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5901 * real.h (struct real_format): New member has_sign_dependent_rounding.
5902 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5903 spu_single_format, ieee_double_format, mips_double_format,
5904 motorola_double_format, ieee_extended_motorola_format,
5905 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5906 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5907 mips_extended_format, ieee_quad_format, mips_quad_format,
5908 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5909 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5911 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5912 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5913 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5914 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5915 (ROUND_TOWARDS_ZERO): Likewise.
5917 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5918 (FLOAT_MODE_FORMAT): New macro.
5919 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5920 (MODE_COMPOSITE_P): ... this new macro.
5921 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5922 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5923 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5925 * flags.h: Include "real.h".
5927 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5928 REAL_MODE_FORMAT_COMPOSITE_P.
5929 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5931 * doc/tm.texi (Storage Layout): Remove documentation of
5932 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5933 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5934 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5935 they only apply to libgcc2.a.
5937 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5939 * config/spu/float_disf.c: New file.
5940 * config/spu/float_unsdisf.c: New file.
5941 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5942 (LIB2FUNCS_EXCLUDE): Define.
5944 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5945 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5947 * real.h (struct real_format): New member round_towards_zero.
5948 * real.c (round_for_format): Respect fmt->round_towards_zero.
5949 (ieee_single_format, mips_single_format, motorola_single_format,
5950 spu_single_format, ieee_double_format, mips_double_format,
5951 motorola_double_format, ieee_extended_motorola_format,
5952 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5953 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5954 mips_extended_format, ieee_quad_format, mips_quad_format,
5955 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5956 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5958 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5959 real_format to choose rounding mode when calling MPFR functions.
5960 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5961 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5963 * real.h (real_to_decimal_for_mode): Add prototype.
5964 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5965 Respect target rounding mode when generating decimal representation.
5966 (real_to_decimal): New stub for backwards compatibility.
5967 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5968 real_to_decimal_for_mode instead of real_to_decimal.
5970 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5972 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5973 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5975 * real.c (spu_single_format): New variable.
5976 * real.h (spu_single_format): Declare.
5978 * config/spu/spu.c (spu_override_options): Install SFmode format.
5979 (spu_split_immediate): Use integer mode to operate on pieces of
5980 floating-point values in all cases.
5982 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5983 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5984 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5986 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5988 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5990 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5992 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5994 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5997 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5998 on the VAR_DECL instead of TYPE_READONLY on its type.
6000 2008-08-12 Ira Rosen <irar@il.ibm.com>
6002 * tree-vectorizer.c: Depend on langhooks.h.
6003 (supportable_widening_operation): Add two arguments. Support double
6005 (supportable_narrowing_operation): Likewise.
6006 * tree-vectorizer.h (supportable_widening_operation): Add two
6008 (supportable_narrowing_operation): Likewise.
6009 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6010 supportable_widening_operation with correct arguments.
6011 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6012 (vectorizable_type_demotion): Support double type conversions.
6013 (vectorizable_type_promotion): Likewise.
6014 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6016 2008-08-11 Michael Matz <matz@suse.de>
6018 * i386/i386.c (override_options): Move initialisation from
6019 flag_schedule_insns_after_reload to here from ...
6020 (optimization_options): ... here.
6022 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6024 PR rtl-optimization/36998
6025 * dwarf2out.c (compute_barrier_args_size_1,
6026 compute_barrier_args_size): Temporarily remove assertions.
6028 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6031 * tree-ssa.c (struct walk_data): Add new flag
6032 warn_possibly_uninitialized.
6033 (warn_uninitialized_var): Use it.
6034 (warn_uninitialized_vars): New.
6035 (execute_early_warn_uninitialized): Call it.
6036 (execute_late_warn_uninitialized): Likewise.
6038 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6041 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6044 2008-08-09 Jan Hubicka <jh@suse.cz>
6047 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6049 (expand_fix): Be prepared for expansion to fail.
6050 (expand_sfix_optab): Remove instructions if expansion failed.
6052 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6054 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6056 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6057 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6059 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6061 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6062 mips/t-libgcc-mips16 to tmake_file.
6063 * config/mips/mips-protos.h (mips_call_type): New enum.
6064 (mips_pic_base_register, mips_got_load): Declare.
6065 (mips_restore_gp): Take an rtx argument.
6066 (mips_use_pic_fn_addr_reg_p): Declare.
6067 (mips_expand_call): Replace the sibcall_p argument with
6068 a mips_call_type argument. Add a lazy_p parameter.
6069 (mips_split_call): Declare.
6070 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6071 (MIPS16_PIC_TEMP): Likewise.
6072 (reg_class): Delete M16_NA_REGS.
6073 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6074 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6075 (mips_split_hi_p): Declare.
6076 * config/mips/mips.c (mips_split_hi_p): New array.
6077 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6078 (mips_got_symbol_type_p): New function.
6079 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6080 (mips16_stub_function_p): New function.
6081 (mips16_local_function_p): Likewise.
6082 (mips_use_pic_fn_addr_reg_p): Likewise.
6083 (mips_cannot_force_const_mem): Return false for HIGHs.
6084 Extend CONST_INT and symbolic handling to MIPS16, using
6085 mips_symbol_insns to check that the base symbol type is a
6086 legitimate constant. Reject GOT-based constants if
6087 TARGET_MIPS16_PCREL_LOADS.
6088 (mips_const_insns): Check targetm.cannot_force_const_mem when
6089 decomposing a symbolic base and a large offset.
6090 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6091 When calling a function that needs $25 from MIPS16 code,
6092 move the target address into $25 separately and add a USE
6094 (mips16_gp_pseudo_reg): Insert the initializer immediately
6095 before the first real insn.
6096 (mips_pic_base_register, mips_got_load): New functions.
6097 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6098 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6099 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6100 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6101 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6102 also passing NULL_RTX rather than const0_rtx as the aux argument.
6103 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6104 instead of TARGET_EXPLICIT_RELOCS.
6105 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6106 (mips_load_call_address): Replace the sibcall_p argument with
6107 a mips_call_type argument. Use mips_got_load.
6108 (mips16_local_alias): New structure.
6109 (mips16_local_aliases): New variable.
6110 (mips16_local_aliases_hash): New function.
6111 (mips16_local_aliases_eq): Likewise.
6112 (mips16_local_alias): Likewise.
6113 (mips16_stub_function): Likewise.
6114 (mips16_build_function_stub): Create a local alias for the target
6115 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6116 .cpload directive and an R_MIPS_NONE relocation for the target
6117 function, then load the alias rather than the function itself.
6118 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6119 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6120 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6121 (mips16_build_call_stub): Replace the FN parameter with an
6122 FN_PTR parameter. Force the address into a register if it
6123 isn't a call_insn_operand; don't rely on the caller to do this.
6124 If a call to a locally-defined and locally-binding MIPS16
6125 function must be made indirectly, redirect the call to the
6126 function's local alias. Use mips16_stub_function_p,
6127 mips16_stub_function, mips_expand_call and use_reg.
6128 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6129 Use explicit %hi and %lo accesses where possible.
6130 Use MIPS_CALL to generate the correct code form of a
6131 jal instruction. Add clobbers of $18 instead of uses.
6132 Update the call to mips_emit_call_insn.
6133 (mips_expand_call): Replace the SIBCALL_P argument with a
6134 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6135 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6136 allowing it to modify the call address. Update the calls to
6137 mips_load_call_address and mips_emit_call_insn.
6138 (mips_split_call): New function.
6139 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6140 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6141 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6142 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6143 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6145 (mips_cprestore_slot): New function.
6146 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6147 and use mips_cprestore_slot.
6148 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6150 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6151 then use a copygp_mips16 instruction to set up $28.
6152 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6153 (mips16_lay_out_constants): Call split_all_insns_noflow.
6154 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6155 false if TARGET_MIPS16.
6156 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6157 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6158 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6159 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6160 MIPS16 code. Allow MIPS16 o32 PIC.
6161 (mips_override_options): Allow MIPS16 o32 PIC.
6162 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6163 after reload if TARGET_USE_GOT.
6164 (UNSPEC_COPYGP): New constant.
6165 (length): Use a default length of 8 for MIPS16 GOT loads.
6166 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6167 (*got_page<mode>): Check mips_split_hi_p.
6168 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6169 (unspec_got<mode>, unspec_call<mode>): New expanders.
6170 (load_got<mode>, load_call<mode>): Remove the length attributes.
6171 Use a got attribute instead of a type attribute.
6172 (copygp_mips16): New insn.
6173 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6174 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6175 (sibcall, sibcall_value, call, call_value): Update the calls
6176 to mips_expand_call.
6177 (call_internal, call_value_internal): Use mips_split_call.
6178 (call_value_multiple_internal): Likewise.
6179 (call_split): Move after call_internal (the insn it is split from).
6180 (call_internal_direct, call_value_internal_direct): Turn into
6181 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6182 (call_direct_split, call_value_direct_split): New patterns.
6183 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6184 and use M16_REGS instead of M16_NA_REGS.
6185 * config/mips/predicates.md (const_call_insn_operand): Replace
6186 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6187 mips_use_pic_fn_addr_reg_p check.
6188 (move_operand): Reject HIGHs if mips_split_hi_p.
6189 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6190 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6191 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6192 * config/mips/libgcc-mips16.ver: New file.
6193 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6194 $(srcdir)/config/mips/libgcc-mips16.ver.
6196 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6198 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6200 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6201 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6202 (mips16_cfun_returns_in_fpr_p): Likewise.
6204 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6206 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6207 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6208 rather than 4 to PC.
6210 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6212 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6213 (FUNCTION_PROFILER): Save the static chain pointer into $2
6214 beforehand and restore it aftewards.
6215 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6216 address directly into $25 and call the function through $25;
6217 do not clobber $3. Pad the DImode version to cover the space
6218 left by the deleted $25 <- $3 move.
6219 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6220 the removal of the $25 <- $3 move.
6221 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6222 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6224 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6225 Daniel Jacobowitz <dan@codesourcery.com>
6227 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6228 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6229 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6230 * config/mips/mips.c (mips_start_function_definition): New function.
6231 (mips_end_function_definition): Likewise.
6232 (mips_output_function_prologue): Use mips_start_function_definition.
6233 (mips_output_function_epilogue): Use mips_end_function_definition.
6234 (build_mips16_function_stub): Use mips_start_function_definition
6235 and mips_end_function_definition.
6236 (build_mips16_call_stub): Likewise.
6238 2008-08-09 Richard Guenther <rguenther@suse.de>
6240 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6241 * gimple.h (gimple_call_fn): Adjust comment.
6242 (gimple_call_set_fndecl): New function.
6243 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6244 longer having bare FUNCTION_DECL operand.
6245 (gimple_call_return_type): Likewise.
6246 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6248 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6249 (gimple_mod_pow2): Likewise.
6250 (gimple_mod_subtract): Likewise.
6251 (gimple_ic): Likewise.
6252 (gimple_stringop_fixed_value): Likewise.
6253 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6254 longer having bare FUNCTION_DECL operand.
6255 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6256 * omp-low.c (optimize_omp_library_calls): Likewise.
6257 * cgraphunit.c (update_call_expr): Likewise.
6258 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6259 (execute_convert_to_rsqrt): Likewise.
6260 * cfgexpand.c (gimple_to_tree): Simplify.
6261 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6262 bare FUNCTION_DECL operand.
6263 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6264 (convert_gimple_call): Use gimple_call_fndecl.
6265 * c-common.c (c_warn_unused_result): Likewise.
6267 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6270 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6271 (c_finish_return): Likewise.
6272 (c_start_case): Likewise.
6273 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6274 * c-parser.c (c_parser_condition): New. Call
6275 verify_sequence_points.
6276 (c_parser_paren_condition): Call c_parser_condition.
6277 (c_parser_for_statement): Call c_parser_condition.
6279 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6282 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6283 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6284 Moved from diagnostic.h
6285 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6287 (emit_diagnostic): New.
6288 (warning0, pedwarn0): Delete.
6289 (warning, warning_at, pedwarn, permerror): Return bool.
6290 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6291 Moved to diagnostic.c.
6292 (struct diagnostic_context): Use correct type for
6293 classify_diagnostic.
6294 (diagnostic_report_diagnostic): Update declaration.
6295 (emit_diagnostic): Declare.
6296 * errors.c (warning): Return bool.
6297 * errors.h (warning): Update declaration.
6298 * toplev.h (warning0, pedwarn0): Delete.
6299 (warning, warning_at, pedwarn, permerror): Return bool.
6300 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6301 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6302 inform. Update all calls.
6303 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6304 before giving informative note.
6305 (implicit_decl_warning): Likewise.
6306 * c-typeck.c (build_function_call): Likewise.
6307 * tree-sssa.c (warn_uninit): Likewise.
6308 * builtins.c (gimplify_va_arg_expr): Likewise.
6310 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6313 * doc/invoke.texi (-Wextra): Move warning from here...
6314 (-Wuninitialized): ... to here.
6316 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6319 * flags.h (set_Wunused): Delete
6320 * toplev.c (process_options): Handle Wunused flags here.
6321 * opts.c (maybe_warn_unused_parameter): Delete.
6322 (common_handle_option): Replace set_Wunused by warn_unused.
6323 (set_Wextra): Do not handle Wunused-parameter here.
6324 (set_Wunused): Delete.
6325 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6327 * common.opt (Wunused): Add Var and Init.
6328 (Wunused-function): Likewise.
6329 (Wunused-label): Likewise.
6330 (Wunused-parameter): Likewise.
6331 (Wunused-value): Likewise.
6332 (Wunused-variable): Likewise.
6334 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6336 * doc/invoke.texi: Add cpu_type power7.
6337 * config.in (HAVE_AS_VSX): New.
6338 * config.gcc: Add cpu_type power7.
6339 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6341 * configure: Regenerate.
6342 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6344 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6345 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6346 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6348 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6350 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6351 type to vectorize.builtin_conversion.
6352 (vectorizable_conversion): Likewise.
6353 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6354 integral type as input.
6355 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6357 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6358 and ALTIVEC_BUILTIN_VCTSXS.
6359 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6362 2008-08-08 Richard Guenther <rguenther@suse.de>
6364 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6365 (surely_varying_stmt_p): Calls are varying only if they are
6366 non-builtin and not indirect or have no result.
6367 (ccp_fold): Re-instantiate code before the tuples merge.
6369 2008-08-08 Richard Guenther <rguenther@suse.de>
6371 PR tree-optimization/37056
6372 * gimple.h (gimple_assign_rhs_class): New helper function.
6373 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6374 unary operations properly.
6376 2008-08-07 Jan Hubicka <jh@suse.cz>
6378 * i386.h (ix86_size_cost): Declare.
6379 (ix86_cur_cost): New function macro.
6380 * i386.md (peepholes expanding size and splitters): Predicate by
6381 optimize_insn_for_speed_p.
6382 (peepholes reduce size and splitters): Predicate by
6383 optimize_insn_for_size_p.
6384 * i386.c (ix86_size_cost): Rename from ...
6385 (size_cost): This one.
6386 (override_options): Update.
6387 (decide_alg): Likewise.
6388 (ix86_expand_clear): Use RTL profile.
6389 (ix86_pad_returns): Use RTL profile.
6391 2008-08-07 Jan Hubicka <jh@suse.cz>
6393 * recog.c (split_all_insns): Set RTL profile
6394 (peephole2_optimize): Likewise.
6395 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6396 * combine.c (combine_instructions): Likewise.
6398 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6400 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6402 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6404 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6405 value in a6 after the set_frame_ptr insn.
6407 2008-08-07 Richard Henderson <rth@redhat.com>
6410 * gcc.c (cpp_options): Pass along -g*.
6412 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6414 * config/arm/arm.c (output_move_neon): Update comment describing
6415 big-endian vector layout.
6416 (arm_assemble_integer): Do not handle big-endian NEON vectors
6418 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6419 neon_vget_lane<mode>_sext_internal,
6420 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6421 element indices for big-endian.
6423 2008-08-07 Richard Henderson <rth@redhat.com>
6425 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6426 * configure, config.in: Rebuild.
6427 * debug.h (dwarf2out_do_cfi_asm): Declare.
6428 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6429 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6430 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6431 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6433 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6435 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6436 movv2si_internal): Combine into mov<mode>_internal.
6437 (movv2si_internal_2): Remove.
6439 2008-08-07 Jan Hubicka <jh@suse.cz>
6442 * i386.md (single stringop patterns): Enable unconditionally.
6444 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6447 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6449 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6450 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6452 * config/i386/sse.md (sse2_movq128): New.
6454 * doc/extend.texi: Document __builtin_ia32_movq128.
6456 2008-08-07 Richard Guenther <rguenther@suse.de>
6459 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6460 pointers can access anything.
6462 2008-08-06 Jan Hubicka <jh@suse.cz>
6464 * optabs.c (emit_unop_insn): Break out to ...
6465 (maybe_emit_unop_insn): ... this one.
6466 (expand_sfix_optab): Use maybe variant.
6467 * optabs.h (maybe_emit_unop_insn): Declare.
6469 * i386.md (mov0 patterns): Enable by default.
6470 (FP conversion expanders): Disable expansion of code expanding
6471 sequences when instruction should be optimized for size.
6472 (single strinop patterns): Enable when optimizing for size.
6473 (string expanders): Disable expanding of code expanding sequences
6474 when optimizning instruction for size.
6475 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6477 (ix86_fp_comparison_sahf_cost): Likewise.
6478 (ix86_expand_branch): Likewise.
6479 (ix86_expand_ashl_const): Likewise.
6480 (ix86_split_ashl): Likewise.
6481 (ix86_expand_strlen): Likewise.
6482 (ix86_emit_fp_unordered_jump): Likewie.
6484 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6486 * c-common.c: Fix typo.
6487 (c_common_reswords): Activate more C++ keyword warnings.
6489 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6491 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6494 * diagnostic.c (permerror_at): New.
6495 * toplev.h (permerror_at): Declare.
6497 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6498 Ira Rosen <irar@il.ibm.com>
6500 * tree-vect-transform.c (vect_model_simple_cost): Return
6501 immediately if stmt is pure SLP.
6502 (vect_model_store_cost): Ditto.
6503 (vect_model_load_cost): Ditto.
6504 (vectorizable_store): Remove PURE_SLP check before call
6505 to vect_model_store_cost.
6506 (vect_model_store_cost): When checking whether stmt describe
6507 strided access, add a check that it is not slp_node.
6509 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6512 * c-common.c (warn_for_sign_compare): New. Handle separately the
6513 case that 'constant' is zero.
6514 * c-typeck.c (build_binary_op): Move code to c-common.c
6516 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6518 * config/alpha/alpha.c (alpha_preferred_reload_class,
6519 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6520 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6521 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6522 * config/arm/arm.md: Likewise.
6523 * config/avr/avr-protos.h (preferred_reload_class,
6524 test_hard_reg_class, avr_simplify_comparison_p,
6525 out_shift_with_cnt, class_max_nregs): Likewise.
6526 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6527 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6528 preferred_reload_class, test_hard_reg_class): Likewise.
6529 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6530 bfin_memory_move_cost, bfin_secondary_reload,
6531 bfin_output_mi_thunk): Likewise.
6532 * config/crx/crx.c (crx_secondary_reload_class,
6533 crx_memory_move_cost): Likewise.
6534 * config/frv/frv-protos.h (frv_secondary_reload_class,
6535 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6536 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6537 frv_secondary_reload_class, frv_class_likely_spilled_p,
6538 frv_class_max_nregs): Likewise.
6539 * config/h8300/h8300.c (h8300_classify_operand,
6540 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6542 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6543 * config/ia64/ia64.c (ia64_preferred_reload_class,
6544 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6545 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6546 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6548 * config/m68hc11/m68hc11.c (preferred_reload_class,
6549 m68hc11_memory_move_cost): Likewise.
6550 * config/mcore/mcore.c (mcore_secondary_reload_class,
6551 mcore_reload_class): Likewise.
6552 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6553 mips_class_max_nregs, mips_cannot_change_mode_class,
6554 mips_preferred_reload_class, mips_secondary_reload_class,
6555 mips_output_mi_thunk): Likewise.
6556 * config/mmix/mmix.c (mmix_preferred_reload_class,
6557 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6559 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6561 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6562 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6563 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6564 * config/rs6000/rs6000.c (paired_expand_vector_init,
6565 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6566 compare_section_name, rs6000_memory_move_cost): Likewise.
6567 * config/s390/s390.c (s390_emit_compare_and_swap,
6568 s390_preferred_reload_class, s390_secondary_reload,
6569 legitimize_pic_address, legitimize_tls_address,
6570 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6571 s390_class_max_nregs): Likewise.
6572 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6573 * config/s390/s390.md: Likewise.
6574 * config/score/score-protos.h (score_secondary_reload_class,
6575 score_preferred_reload_class): Likewise.
6576 * config/score/score.c (score_preferred_reload_class,
6577 score_secondary_reload_class): Likewise.
6578 * config/score/score3.c (score3_output_mi_thunk,
6579 score3_preferred_reload_class, score3_secondary_reload_class,
6580 score3_hard_regno_mode_ok): Likewise.
6581 * config/score/score3.h (score3_preferred_reload_class,
6582 score3_secondary_reload_class): Likewise.
6583 * config/score/score7.c (score7_output_mi_thunk,
6584 score7_preferred_reload_class, score7_secondary_reload_class,
6585 score7_hard_regno_mode_ok): Likewise.
6586 * config/score/score7.h (score7_preferred_reload_class,
6587 score7_secondary_reload_class): Likewise.
6588 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6589 output_branchy_insn, add_constant, gen_block_redirect,
6590 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6591 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6592 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6593 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6594 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6595 xstormy16_preferred_reload_class): Likewise.
6596 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6597 xtensa_expand_atomic, override_options,
6598 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6600 * reorg.c (try_merge_delay_insns): Likewise.
6601 * tree.c (merge_dllimport_decl_attributes): Likewise.
6603 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6605 2008-08-06 Michael Matz <matz@suse.de>
6607 * Makefile.in (write_entries_to_file): Quote words.
6608 * gengtype.c: (read_input_line): Skip over leading white-space.
6610 2008-08-06 Marc Gauthier <marc@tensilica.com>
6612 * config.gcc: Match more processor names for Xtensa.
6613 * configure.ac: Likewise.
6614 * doc/install.texi (Specific): Likewise.
6615 * configure: Regenerate.
6617 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6619 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6620 * calls.c (avoid_likely_spilled_reg): Likewise.
6621 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6622 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6623 * config/i386/i386.c (ix86_expand_special_args_builtin,
6624 ix86_secondary_reload): Likewise.
6625 * except.c (struct eh_region, gen_eh_region_catch,
6626 remove_unreachable_regions, duplicate_eh_regions,
6627 assign_filter_values, build_post_landing_pads,
6628 sjlj_find_directly_reachable_regions, remove_eh_handler,
6629 reachable_next_level, foreach_reachable_handler,
6630 can_throw_internal_1, can_throw_external_1,
6631 collect_one_action_chain): Likewise.
6632 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6633 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6634 * function.c (update_temp_slot_address, instantiate_new_reg,
6635 instantiate_virtual_regs_in_rtx,
6636 instantiate_virtual_regs_in_insn): Likewise.
6637 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6638 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6639 gimplify_cleanup_point_expr): Likewise.
6640 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6641 * passes.c (next_pass_1): Likewise.
6642 * print-tree.c (print_node_brief, print_node): Likewise.
6643 * profile.c (branch_prob): Likewise.
6644 * tree-dump.c (dump_register): Likewise.
6645 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6647 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6648 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6649 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6650 copy_arguments_for_versioning, copy_static_chain): Likewise.
6651 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6652 add_new_name_mapping, register_new_name_mapping): Likewise.
6653 * tree-mudflap.c (mf_xform_derefs): Likewise.
6654 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6655 get_init_expr, combine_chains): Likewise.
6656 * tree-pretty-print.c (dump_generic_node): Likewise.
6657 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6658 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6659 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6660 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6662 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6665 * calls.c (expand_call): Use the biggest preferred stack
6668 2008-08-06 Michael Matz <matz@suse.de>
6671 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6672 for reused reload, instead of overwriting them.
6674 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6677 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6678 for incoming stack boundary.
6680 * function.c (assign_parm_find_entry_rtl): Update
6681 parm_stack_boundary.
6683 * function.h (rtl_data): Add parm_stack_boundary.
6685 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6686 parm_stack_boundary for incoming stack boundary.
6688 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6690 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6691 for unrepresentable subregs or treat them as equal to other regs
6692 or subregs with the same register number.
6694 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6697 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6700 2008-08-06 Jan Hubicka <jh@suse.cz>
6702 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6703 frequencies might be hot.
6705 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6707 * reload.c (find_reloads): Force constants into literal pool
6708 also if they are wrapped in a SUBREG.
6710 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6713 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6714 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6715 Don't allow predicated instructions for data speculation.
6716 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6719 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6721 * haifa-sched.c (extend_global): Split to extend_global_data and
6722 extend_region_data. Update all uses.
6723 (extend_all): Rename to extend_block_data.
6725 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6727 * sched-rgn.c (new_ready): Check if instruction can be
6728 speculatively scheduled before attempting speculation.
6729 (debug_rgn_dependencies): Remove wrongful assert.
6731 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6733 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6735 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6737 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6738 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6739 va_size, and type_size.
6741 2008-08-04 Jason Merrill <jason@redhat.com>
6744 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6745 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6747 2008-08-05 Richard Henderson <rth@redhat.com>
6749 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6750 * configure: Rebuild.
6752 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6755 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6756 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6759 2008-08-05 Richard Henderson <rth@redhat.com>
6761 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6762 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6763 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6764 * common.opt (fdwarf2-cfi-asm): New.
6765 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6766 * config.in, configure: Rebuild.
6767 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6768 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6770 (dw2_force_const_mem): Externalize.
6771 * dwarf2asm.h: Update.
6772 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6773 generate a real label.
6774 (output_cfi_directive): New.
6775 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6776 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6777 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6779 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6780 (output_loc_operands_raw, output_loc_sequence_raw): New.
6781 (output_cfa_loc_raw): New.
6783 2008-08-05 Paul Brook <paul@codesourcery.com>
6785 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6786 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6787 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6788 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6789 * config/arm/arm.h (TARGET_VFPD32): Define.
6790 (TARGET_VFP3): Use TARGET_VFPD32.
6791 (fputype): Add FPUTYPE_VFP3D16.
6792 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6793 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6794 * config/arm/arm-cores.def: Add cortex-r4f.
6795 * config/arm/arm-tune.md: Regenerate.
6797 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6799 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6800 Reword some comments throughout the file.
6802 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6803 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6804 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6805 MFC_MIN_DMA_LIST_ELEMENTS.
6806 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6807 MFC_MAX_DMA_LIST_ELEMENTS.
6809 (MFC_START_ENABLE): Remove PPU-only define.
6810 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6811 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6813 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6814 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6815 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6816 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6817 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6818 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6819 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6821 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6822 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6823 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6824 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6826 (spu_read_machine_status): Fix typo.
6828 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6830 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6831 SUBREG of multi-word hard register.
6832 * config/spu/spu.c (valid_subreg): Likewise.
6833 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6835 2008-08-04 Richard Guenther <rguenther@suse.de>
6837 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6838 the candidate with the stripped base if that base is different
6839 from the original base even for offset zero.
6841 2008-08-04 Richard Guenther <rguenther@suse.de>
6844 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6845 check for no_overflow.
6847 2008-08-04 Richard Guenther <rguenther@suse.de>
6849 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6851 2008-08-04 Paul Brook <paul@codesourcery.com>
6853 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6854 (arm_order_regs_for_local_alloc): New function.
6855 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6857 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6859 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6862 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6863 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6864 (ix86_expand_epilogue): Likewise.
6866 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6868 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6871 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6873 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6874 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6875 (*movv2sf_internal_rex64): Ditto.
6877 2008-08-03 Jan Hubicka <jh@suse.cz>
6879 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6880 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6881 * expmed.c (expand_smod_pow2): Likewise.
6883 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6886 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6887 alternative 0 of operand 1.
6888 (*vec_concatv2di_rex64_sse): Ditto.
6889 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6891 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6892 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6893 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6894 (*movv2sf_internal_rex64): Ditto.
6896 2008-08-02 Richard Guenther <rguenther@suse.de>
6899 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6900 (ssedoublesizemode): New mode attribute.
6901 (sse_shufps): Call gen_sse_shufps_v4sf.
6902 (sse_shufps_1): Macroize.
6903 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6904 (sse2_shufpd_1): Macroize.
6905 (vec_extract_odd, vec_extract_even): New expanders.
6906 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6907 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6908 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6909 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6910 (ix86_expand_vector_set): Likewise.
6911 (ix86_expand_reduc_v4sf): Likewise.
6913 2008-08-01 Doug Kwan <dougkwan@google.com>
6915 * matrix-reorg.c: Re-enable all code.
6916 (struct malloc_call_data): Change CALL_STMT to gimple type.
6917 (collect_data_for_malloc_call): Tuplify.
6918 (struct access_site_info): Change STMT to gimple type.
6919 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6920 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6921 (struct free_info): Change STMT to gimple type.
6922 (struct matrix_access_phi_node): Change PHI to gimple type.
6923 (get_inner_of_cast_expr): Remove.
6924 (may_flatten_matrices_1): Tuplify.
6925 (may_flatten_matrices): Ditto.
6926 (mark_min_matrix_escape_level): Ditto.
6927 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6928 (ssa_accessed_in_call_rhs): New
6929 (ssa_accessed_in_assign_rhs): New
6930 (record_access_alloc_site_info): Tuplify.
6931 (add_allocation_site): Ditto.
6932 (analyze_matrix_allocation_site): Ditto.
6933 (analyze_transpose): Ditto.
6934 (get_index_from_offset): Ditto.
6935 (update_type_size): Ditto.
6936 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6937 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6938 (analyze_accesses_for_phi_node): Tuplify.
6939 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6940 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6941 (analyze_matrix_accesses): Tuplify.
6942 (check_var_data): New call-back type for check_var_notmodified_p.
6943 (check_var_notmodified_p): Tuplify and use call-back struct to
6944 return statement found.
6945 (can_calculate_expr_before_stmt): Factor out statement related code
6947 (can_calculate_stmt_before_stmt): New.
6948 (check_allocation_function): Tuplify.
6949 (find_sites_in_func): Ditto.
6950 (record_all_accesses_in_func): Ditto.
6951 (transform_access_sites): Ditto.
6952 (transform_allocation_sites): Ditto.
6953 (matrix_reorg): Re-enable.
6954 (gate_matrix_reorg): Re-enable.
6956 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6958 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6959 for labels for which it hasn't been set yet. If it has been set,
6960 stop walking insns and continue with next worklist item.
6961 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6962 if the only BARRIER is at the very end of a function.
6964 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6966 * cfgexpand.c (expand_stack_alignment): Assert that
6967 stack_realign_drap and drap_rtx must match.
6969 * function.c (instantiate_new_reg): If DRAP is used to realign
6970 stack, replace virtual_incoming_args_rtx with internal arg
6973 2008-08-01 Richard Guenther <rguenther@suse.de>
6975 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6976 loop information only if we initialized it.
6977 (execute_pre): Call fini_pre with in_fre.
6978 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6979 if we do not unroll because we hit max-completely-peeled-insns.
6980 Use our estimation for consistency, do allow shrinking.
6982 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6984 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6985 with MIN_STACK_BOUNDARY.
6986 (ix86_update_stack_boundary): Likewise.
6987 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6990 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6991 (MIN_STACK_BOUNDARY): This.
6993 2008-08-01 Richard Guenther <rguenther@suse.de>
6996 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6998 2008-08-01 Richard Guenther <rguenther@suse.de>
7000 PR tree-optimization/36988
7001 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7002 do not matter if that doesn't change volatile qualification.
7004 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7006 * configure.ac: Do not generate libada-mk. Do not subst
7008 * libada-mk.in: Remove.
7009 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7010 * configure: Regenerate.
7012 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7014 * tree-pass.h: Added comment about not dumping passes with name
7015 starting with star in struct opt_pass.
7016 * passes.c (register_dump_files_1): Don't do dump for a pass with
7017 name starting with star.
7018 * doc/passes.texi (Pass manager): Mention pass names and special
7019 meaning of star prefix to avoid dump.
7021 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7023 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7025 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7026 (ISA_MIPS64R2): New macro.
7027 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7028 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7029 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7030 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7031 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7032 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7033 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7034 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7035 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7036 Move up to keep list alphabetically sorted.
7037 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7038 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7040 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7041 (-march=@var{arch}): Add mips64r2.
7043 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7045 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7047 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7049 * expr.c (expand_assignment): Check for complete type.
7051 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7054 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7056 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7057 for stack alignment.
7059 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7061 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7063 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7064 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7066 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7068 PR rtl-optimization/36419
7069 * dwarf2out.c (barrier_args_size): New variable.
7070 (compute_barrier_args_size, compute_barrier_args_size_1): New
7072 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7073 if not called yet in the current function, use barrier_args_size
7074 array to find the new args_size value.
7075 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7077 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7080 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7083 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7086 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7087 (dwarf2out_stack_adjust): Use it.
7088 (dwarf2out_frame_debug_expr): Likewise.
7090 2008-07-31 Richard Guenther <rguenther@suse.de>
7092 PR tree-optimization/36978
7093 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7094 the generated condition.
7096 2008-07-31 Richard Guenther <rguenther@suse.de>
7098 * passes.c (init_optimization_passes): Always call
7099 pass_early_warn_uninitialized.
7100 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7101 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7102 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7104 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7107 * builtins.c (maybe_emit_free_warning): New function.
7108 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7109 maybe_emit_free_warning for BUILT_IN_FREE.
7112 * dwarf2out.c (get_context_die): New function.
7113 (force_decl_die, force_type_die): Use it.
7114 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7115 returns NULL, force generation of DW_TAG_typedef and put that into
7118 PR preprocessor/36649
7119 * c-pch.c (c_common_read_pch): Save and restore
7120 line_table->trace_includes across PCH restore.
7122 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7125 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7127 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7130 * final.c (call_from_call_insn): Handle COND_EXEC.
7132 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7134 * builtins.c (std_gimplify_va_arg_expr): Replace
7135 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7136 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7138 2008-07-30 Joey Ye <joey.ye@intel.com>
7139 H.J. Lu <hongjiu.lu@intel.com>
7141 * builtins.c (expand_builtin_setjmp_receiver): Replace
7142 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7143 (expand_builtin_apply_args_1): Likewise.
7144 (expand_builtin_longjmp): Need DRAP for stack alignment.
7145 (expand_builtin_apply): Likewise.
7147 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7148 instead of assign_stack_local to allow alignment reduction.
7150 * calls.c (emit_call_1): Need DRAP for stack alignment if
7152 (expand_call): Replace virtual_incoming_args_rtx with
7153 crtl->args.internal_arg_pointer.
7154 * stmt.c (expand_nl_goto_receiver): Likewise.
7156 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7157 alignment and store to stack_alignment_estimated and
7158 max_used_stack_slot_alignment.
7159 (expand_one_var): Likewise.
7160 (expand_stack_alignment): New function.
7161 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7162 and stack_alignment_estimated fields in rtl_data. Call
7163 expand_stack_alignment at end.
7165 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7166 (MAX_STACK_ALIGNMENT): Likewise.
7167 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7168 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7170 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7171 stack alignment when generating virtual registers.
7173 * function.c (assign_stack_local): Renamed to ...
7174 (assign_stack_local_1): This. Add a parameter to indicate
7175 if it is OK to reduce alignment.
7176 (assign_stack_local): Use it.
7177 (instantiate_new_reg): Instantiate virtual incoming args rtx
7178 to vDRAP if stack realignment and DRAP is needed.
7179 (assign_parms): Collect parameter/return type alignment and
7180 contribute to stack_alignment_estimated.
7181 (locate_and_pad_parm): Likewise.
7182 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7183 with crtl->args.internal_arg_pointer.
7185 * function.h (rtl_data): Add new field drap_reg,
7186 max_used_stack_slot_alignment, stack_alignment_estimated,
7187 stack_realign_needed, need_drap, stack_realign_processed and
7188 stack_realign_finalized.
7189 (stack_realign_fp): New macro.
7190 (stack_realign_drap): Likewise.
7192 * global.c (compute_regsets): Frame pointer is needed when
7193 stack is realigned. Can eliminate frame pointer when stack is
7194 realigned and dynamic realigned argument pointer isn't used.
7196 * reload1.c (update_eliminables): Frame pointer is needed
7197 when stack is realigned.
7198 (init_elim_table): Can eliminate frame pointer when stack is
7199 realigned and dynamic realigned argument pointer isn't used.
7201 * rtl.h (assign_stack_local_1): Declare new funtion.
7203 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7204 (TARGET_GET_DRAP_RTX): Likewise.
7205 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7206 TARGET_GET_DRAP_RTX.
7208 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7210 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7211 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7213 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7214 H.J. Lu <hongjiu.lu@intel.com>
7216 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7217 vdrap_reg, stack_realign and drap_reg_saved.
7218 (add_cfi): Don't allow redefining CFA when DRAP is used.
7219 (reg_save): Handle stack alignment.
7220 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7221 alignment. Don't generate DWARF information for (set fp sp)
7223 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7225 (int_loc_descriptor): Move prototype forward. Also define if
7226 DWARF2_UNWIND_INFO is true.
7227 (output_cfa_loc): Handle DW_CFA_expression.
7228 (build_cfa_aligned_loc): New.
7229 (based_loc_descr): Update assert for stack realign. For local
7230 variables, use sp+offset when stack is aligned without drap and
7231 fp+offset when stack is aligned with drap. For arguments, use
7232 cfa+offset when drap is used to align stack.
7234 2008-07-30 Joey Ye <joey.ye@intel.com>
7235 H.J. Lu <hongjiu.lu@intel.com>
7237 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7239 (ix86_gen_andsp): New.
7240 (ix86_user_incoming_stack_boundary): Likewise.
7241 (ix86_default_incoming_stack_boundary): Likewise.
7242 (ix86_incoming_stack_boundary): Likewise.
7243 (ix86_can_eliminate): Likewise.
7244 (find_drap_reg): Likewise.
7245 (ix86_update_stack_boundary): Likewise.
7246 (ix86_get_drap_rtx): Likewise.
7247 (ix86_finalize_stack_realign_flags): Likewise.
7248 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7249 (TARGET_GET_DRAP_RTX): Likewise.
7250 (override_options): Overide option value for new options.
7251 (ix86_function_ok_for_sibcall): Remove check for
7252 force_align_arg_pointer.
7253 (ix86_handle_cconv_attribute): Likewise.
7254 (ix86_function_regparm): Likewise.
7255 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7256 (ix86_va_start): Replace virtual_incoming_args_rtx with
7257 crtl->args.internal_arg_pointer.
7258 (ix86_select_alt_pic_regnum): Check DRAP register.
7259 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7260 (ix86_compute_frame_layout): Compute frame layout wrt stack
7262 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7263 (ix86_expand_prologue): Decide if stack realignment is needed
7264 and generate prologue code accordingly.
7265 (ix86_expand_epilogue): Generate epilogue code wrt stack
7266 realignment is really needed or not.
7268 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7269 (ABI_STACK_BOUNDARY): Likewise.
7270 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7271 (STACK_REALIGN_DEFAULT): Likewise.
7272 (INCOMING_STACK_BOUNDARY): Likewise.
7273 (MAX_STACK_ALIGNMENT): Likewise.
7274 (ix86_incoming_stack_boundary): Likewise.
7275 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7276 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7277 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7278 (machine_function): Remove force_align_arg_pointer.
7280 * config/i386/i386.md (BX_REG): New.
7281 (R13_REG): Likewise.
7283 * config/i386/i386.opt (mforce_drap): New.
7284 (mincoming-stack-boundary): Likewise.
7285 (mstackrealign): Add Init(-1).
7287 * config/i386/i386-protos.h (ix86_can_eliminate): New
7289 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7291 * doc/extend.texi: Update force_align_arg_pointer.
7293 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7296 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7297 (INCOMING_STACK_BOUNDARY): Likewise.
7298 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7299 (TARGET_GET_DRAP_RTX): Likewise.
7301 2008-07-30 Andreas Schwab <schwab@suse.de>
7303 PR rtl-optimization/36929
7304 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7305 add_insn_before and fix argument order.
7306 (replace_inc_dec_mem): Handle NULL rtx.
7308 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7310 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7312 (arm_compute_initial_elimination_offset): Use it.
7313 (arm_compute_save_reg_mask): Include static chain save slot when
7314 calculating alignment.
7315 (arm_get_frame_offsets): Ditto.
7316 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7317 that we can use to decrement the stack when the stack decrement
7318 could be too big for an immediate value in a single insn.
7319 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7321 2008-07-30 Richard Guenther <rguenther@suse.de>
7323 PR tree-optimization/36967
7324 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7325 Release defs of statements we remove.
7327 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7329 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7330 instead of NULL_RTVEC.
7332 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7336 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7339 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7341 * final.c (call_from_call_insn): New.
7342 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7344 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7346 * configure.ac: Substitute ADA_CFLAGS.
7347 * configure: Regenerate.
7348 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7349 * Makefile.in: Remove mention of X_* variables.
7350 * config/pa/x-ada-hpux10: Remove.
7351 * config/pa/x-ada: Remove.
7353 * doc/fragments.texi: Update.
7355 2008-07-30 Olivier Hainque <hainque@adacore.com>
7357 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7358 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7359 __dso_handle explicitly here.
7361 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7364 * c-typeck.c (build_binary_op): Encapsulate code into...
7365 * c-common.c (shorten_binary_op): ...this new function.
7366 (conversion_warning): Use the new function. Handle non-negative
7367 constant in bitwise-and.
7368 * c-common.h (shorten_binary_op): Declare.
7370 2008-07-30 Olivier Hainque <hainque@adacore.com>
7372 * scan.c (make_sstring_space): Add explicit conversions of
7373 allocator's return value.
7374 * fix-header.c (recognized_function): Likewise.
7376 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7378 * doc/cpp.texi: Update to GFDL 1.2.
7379 * doc/gcc.texi: Do not list GPL as Invariant Section.
7380 * doc/gccint.texi: Likewise. Update copyright years.
7381 * doc/install.texi: Update copyright years.
7383 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7386 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7387 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7389 2008-07-29 Jan Hubicka <jh@suse.cz>
7391 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7392 (grokdeclarator): Likewise.
7393 * langhooks.c (lhd_warn_unused_global_decl): Use
7394 DECL_DECLARED_INLINE_P.
7395 * print-tree.c (print_node): Remove DECL_INLINE check.
7397 2008-07-29 Richard Guenther <rguenther@suse.de>
7399 PR tree-optimization/36945
7400 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7401 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7402 Record invariant addresses un-decomposed.
7403 (copy_reference_ops_from_call): Record reference call
7404 arguments properly. Simplify.
7405 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7406 helper split out from ...
7407 (create_component_ref_by_pieces): ... here. Simplify.
7408 Prepare for recursive invocation for call arguments.
7409 (create_expression_by_pieces): Adjust call to
7410 create_component_ref_by_pieces.
7411 (compute_avail): Process operand 2 of reference ops.
7413 2008-07-29 Richard Guenther <rguenther@suse.de>
7415 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7417 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7419 * c-format.c (check_format_types): Revert unwanted checkin.
7421 2008-07-29 Jan Hubicka <jh@suse.cz>
7423 * flags.h (flag_really_no_inline): Remove.
7424 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7425 * toplev.c (flag_really_no_inline): Remove.
7426 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7427 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7428 (cgraph_decide_inlining_incrementally): Likewise.
7429 (compute_inline_parameters): Likewise.
7430 * opts.c (decode_options): Simplify.
7431 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7432 * common.opt (finline): Initialize to 1.
7433 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7435 2008-07-29 Jan Hubicka <jh@suse.cz>
7437 * predict.c (always_optimize_for_size_p): New function.
7438 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7439 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7440 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7442 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7443 * function.c (prepare_function_start): Set default profile.
7444 * function.h (rtl_data): Add maybe_hot_insn_p.
7445 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7446 (construct_exit_block): Likewise.
7447 (tree_expand_cfg): Likewise.
7449 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7450 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7451 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7452 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7455 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7458 * c-decl.c (merge_decls): Merge USED flags.
7460 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7462 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7463 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7464 next_stack, lab_false and lab_over trees.
7466 2008-07-28 Richard Guenther <rguenther@suse.de>
7468 PR tree-optimization/36957
7469 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7470 (useless_type_conversion_p): Remove.
7471 (types_compatible_p): Remove.
7472 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7473 (useless_type_conversion_p): Declare.
7474 (types_compatible_p): Declare.
7475 (gimple_expr_type): Return the base type only if it is
7476 trivially convertible to the subtype.
7478 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7480 * configure.ac: Use the m4_do macro to concatenate the warnings into
7481 one string in ACX_PROG_CC_WARNING_OPTS,
7482 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7483 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7484 * configure: Regenerate.
7486 2008-07-28 Richard Guenther <rguenther@suse.de>
7488 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7489 (insert_fake_stores): Remove.
7490 (realify_fake_stores): Likewise.
7491 (execute_pre): Remove dead code.
7492 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7493 (find_func_aliases): Deal with it here instead.
7494 Re-enable gcc_unreachable call.
7496 2008-07-28 Richard Guenther <rguenther@suse.de>
7498 Merge from gimple-tuples-branch.
7500 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7501 * gimple.def: New file.
7502 * gsstruct.def: Likewise.
7503 * gimple-iterator.c: Likewise.
7504 * gimple-pretty-print.c: Likewise.
7505 * tree-gimple.c: Removed. Merged into ...
7506 * gimple.c: ... here. New file.
7507 * tree-gimple.h: Removed. Merged into ...
7508 * gimple.h: ... here. New file.
7510 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7511 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7512 --enable-checking=gimple flag.
7513 * config.in: Likewise.
7514 * configure: Regenerated.
7516 * tree-ssa-operands.h: Tuplified.
7517 * tree-vrp.c: Likewise.
7518 * tree-loop-linear.c: Likewise.
7519 * tree-into-ssa.c: Likewise.
7520 * tree-ssa-loop-im.c: Likewise.
7521 * tree-dump.c: Likewise.
7522 * tree-complex.c: Likewise.
7523 * cgraphbuild.c: Likewise.
7524 * tree-ssa-threadupdate.c: Likewise.
7525 * tree-ssa-loop-niter.c: Likewise.
7526 * tree-pretty-print.c: Likewise.
7527 * tracer.c: Likewise.
7528 * gengtype.c: Likewise.
7529 * tree-loop-distribution.c: Likewise.
7530 * tree-ssa-loop-unswitch.c: Likewise.
7531 * cgraph.c: Likewise.
7532 * cgraph.h: Likewise.
7533 * tree-ssa-loop-manip.c: Likewise.
7534 * value-prof.c: Likewise.
7535 * tree-ssa-loop-ch.c: Likewise.
7536 * tree-tailcall.c: Likewise.
7537 * value-prof.h: Likewise.
7540 * tree-pass.h: Likewise.
7541 * ipa-cp.c: Likewise.
7542 * tree-scalar-evolution.c: Likewise.
7543 * tree-scalar-evolution.h: Likewise.
7544 * target.h: Likewise.
7545 * lambda-mat.c: Likewise.
7546 * tree-phinodes.c: Likewise.
7547 * diagnostic.h: Likewise.
7548 * builtins.c: Likewise.
7549 * tree-ssa-alias-warnings.c: Likewise.
7550 * cfghooks.c: Likewise.
7551 * fold-const.c: Likewise.
7552 * cfghooks.h: Likewise.
7553 * omp-low.c: Likewise.
7554 * tree-ssa-dse.c: Likewise.
7555 * ipa-reference.c: Likewise.
7556 * tree-ssa-uncprop.c: Likewise.
7557 * toplev.c: Likewise.
7558 * tree-gimple.c: Likewise.
7559 * tree-gimple.h: Likewise.
7560 * tree-chrec.c: Likewise.
7561 * tree-chrec.h: Likewise.
7562 * tree-ssa-sccvn.c: Likewise.
7563 * tree-ssa-sccvn.h: Likewise.
7564 * cgraphunit.c: Likewise.
7565 * tree-ssa-copyrename.c: Likewise.
7566 * tree-ssa-ccp.c: Likewise.
7567 * tree-ssa-loop-ivopts.c: Likewise.
7568 * tree-nomudflap.c: Likewise.
7569 * tree-call-cdce.c: Likewise.
7570 * ipa-pure-const.c: Likewise.
7571 * c-format.c: Likewise.
7572 * tree-stdarg.c: Likewise.
7573 * tree-ssa-math-opts.c: Likewise.
7574 * tree-ssa-dom.c: Likewise.
7575 * tree-nrv.c: Likewise.
7576 * tree-ssa-propagate.c: Likewise.
7577 * ipa-utils.c: Likewise.
7578 * tree-ssa-propagate.h: Likewise.
7579 * tree-ssa-alias.c: Likewise.
7580 * gimple-low.c: Likewise.
7581 * tree-ssa-sink.c: Likewise.
7582 * ipa-inline.c: Likewise.
7583 * c-semantics.c: Likewise.
7584 * dwarf2out.c: Likewise.
7586 * tree-ssa-loop-ivcanon.c: Likewise.
7587 * predict.c: Likewise.
7588 * tree-ssa-loop.c: Likewise.
7589 * tree-parloops.c: Likewise.
7590 * tree-ssa-address.c: Likewise.
7591 * tree-ssa-ifcombine.c: Likewise.
7592 * matrix-reorg.c: Likewise.
7593 * c-decl.c: Likewise.
7594 * tree-eh.c: Likewise.
7595 * c-pretty-print.c: Likewise.
7596 * lambda-trans.c: Likewise.
7597 * function.c: Likewise.
7598 * langhooks.c: Likewise.
7599 * ebitmap.h: Likewise.
7600 * tree-vectorizer.c: Likewise.
7601 * function.h: Likewise.
7602 * langhooks.h: Likewise.
7603 * tree-vectorizer.h: Likewise.
7604 * ipa-type-escape.c: Likewise.
7605 * ipa-type-escape.h: Likewise.
7606 * domwalk.c: Likewise.
7607 * tree-if-conv.c: Likewise.
7608 * profile.c: Likewise.
7609 * domwalk.h: Likewise.
7610 * tree-data-ref.c: Likewise.
7611 * tree-data-ref.h: Likewise.
7612 * tree-flow-inline.h: Likewise.
7613 * tree-affine.c: Likewise.
7614 * tree-vect-analyze.c: Likewise.
7615 * c-typeck.c: Likewise.
7616 * gimplify.c: Likewise.
7617 * coretypes.h: Likewise.
7618 * tree-ssa-phiopt.c: Likewise.
7619 * calls.c: Likewise.
7620 * tree-ssa-coalesce.c: Likewise.
7621 * tree.def: Likewise.
7622 * tree-dfa.c: Likewise.
7623 * except.c: Likewise.
7624 * except.h: Likewise.
7625 * cfgexpand.c: Likewise.
7626 * tree-cfgcleanup.c: Likewise.
7627 * tree-ssa-pre.c: Likewise.
7628 * tree-ssa-live.c: Likewise.
7629 * tree-sra.c: Likewise.
7630 * tree-ssa-live.h: Likewise.
7631 * tree-predcom.c: Likewise.
7632 * lambda.h: Likewise.
7633 * tree-mudflap.c: Likewise.
7634 * ipa-prop.c: Likewise.
7635 * print-tree.c: Likewise.
7636 * tree-ssa-copy.c: Likewise.
7637 * ipa-prop.h: Likewise.
7638 * tree-ssa-forwprop.c: Likewise.
7639 * ggc-page.c: Likewise.
7640 * c-omp.c: Likewise.
7641 * tree-ssa-dce.c: Likewise.
7642 * tree-vect-patterns.c: Likewise.
7643 * tree-ssa-ter.c: Likewise.
7644 * tree-nested.c: Likewise.
7645 * tree-ssa.c: Likewise.
7646 * lambda-code.c: Likewise.
7647 * tree-ssa-loop-prefetch.c: Likewise.
7648 * tree-inline.c: Likewise.
7649 * tree-inline.h: Likewise.
7650 * tree-iterator.c: Likewise.
7651 * tree-optimize.c: Likewise.
7652 * tree-ssa-phiprop.c: Likewise.
7653 * tree-vect-transform.c: Likewise.
7654 * tree-object-size.c: Likewise.
7655 * tree-outof-ssa.c: Likewise.
7656 * cfgloop.c: Likewise.
7657 * system.h: Likewise.
7658 * tree-profile.c: Likewise.
7659 * cfgloop.h: Likewise.
7660 * c-gimplify.c: Likewise.
7661 * c-common.c: Likewise.
7662 * tree-vect-generic.c: Likewise.
7663 * tree-flow.h: Likewise.
7664 * c-common.h: Likewise.
7665 * basic-block.h: Likewise.
7666 * tree-ssa-structalias.c: Likewise.
7667 * tree-switch-conversion.c: Likewise.
7668 * tree-ssa-structalias.h: Likewise.
7669 * tree-cfg.c: Likewise.
7670 * passes.c: Likewise.
7671 * ipa-struct-reorg.c: Likewise.
7672 * ipa-struct-reorg.h: Likewise.
7673 * tree-ssa-reassoc.c: Likewise.
7674 * cfgrtl.c: Likewise.
7675 * varpool.c: Likewise.
7677 * tree-ssanames.c: Likewise.
7678 * tree-ssa-threadedge.c: Likewise.
7679 * langhooks-def.h: Likewise.
7680 * tree-ssa-operands.c: Likewise.
7681 * config/alpha/alpha.c: Likewise.
7682 * config/frv/frv.c: Likewise.
7683 * config/s390/s390.c: Likewise.
7684 * config/m32c/m32c.c: Likewise.
7685 * config/m32c/m32c-protos.h: Likewise.
7686 * config/spu/spu.c: Likewise.
7687 * config/sparc/sparc.c: Likewise.
7688 * config/i386/i386.c: Likewise.
7689 * config/sh/sh.c: Likewise.
7690 * config/xtensa/xtensa.c: Likewise.
7691 * config/stormy16/stormy16.c: Likewise.
7692 * config/ia64/ia64.c: Likewise.
7693 * config/rs6000/rs6000.c: Likewise.
7694 * config/pa/pa.c: Likewise.
7695 * config/mips/mips.c: Likewise.
7697 2008-07-28 Simon Baldwin <simonb@google.com>
7699 * c-pragma.c (handle_pragma_message): New function.
7700 (init_pragma): Register handle_pragma_message.
7701 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7704 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7706 PR tree-optimization/35252
7707 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7708 REALPART_EXPR to be considered as same load operation.
7710 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7712 PR tree-optimization/36830
7713 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7714 (expressions_equal_p): Return false if only one operand is null.
7716 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7718 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7719 version requirements.
7721 2008-07-26 Olivier Hainque <hainque@adacore.com>
7723 * collect2.c (symkind): New enum. Symbol kinds we care about.
7724 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7725 code and head comment accordingly.
7726 (scan_prog_file): Use symkind names instead of bare integers.
7728 2008-07-25 Jan Hubicka <jh@suse.cz>
7730 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7732 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7733 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7734 * dojump.c (clear_pending_stack_adjust): Likewise.
7735 * print-tree.c (print_node): Ignore DECL_INLINE.
7736 * tree-inline.c (inlinable_function_p): Likewise.
7738 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7740 * doc/extend.texi (hot attribute): Document that the hot attribute
7741 turns on -O3 for some ports.
7742 (cold attribute): Document that the cold attribute turns on -Os
7745 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7746 reflect function specific option support.
7748 * target.h (struct target_option_hooks): Add fields to say whether
7749 the cold attribute implies -Os and the hot attribute implies -O3.
7751 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7752 By default, do not turn on -Os for cold functions.
7753 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7754 not turn on -O3 for hot functions.
7756 * c-common.c (handle_hot_attribute): Use target hook to determine
7757 if hot functions should enable -O3.
7758 (handle_cold_attribute): Use target hook to determine if cold
7759 functions should enable -Os.
7761 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7762 (override_options): Move disable scheduling to
7763 optimization_options.
7764 (optimization_options): Disable scheduling here, not
7766 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7767 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7769 * config/ia64/ia64.c (ia64_override_options): Move setting
7770 scheduling flags to ia64_optimization_options.
7771 (ia64_optimization_options): Disable scheduling options here, and
7772 not in ia64_override_options.
7773 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7774 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7776 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7779 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7781 2008-07-25 Martin Jambor <mjambor@suse.cz>
7783 PR tree-optimization/36926
7784 * ipa-prop.c (ipa_analyze_call_uses): Call
7785 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7787 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7789 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7790 movv2si_internal): Add mem = reg alternative.
7792 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7795 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7796 DEFAULT_PCC_STRUCT_RETURN to 127.
7798 2008-07-24 Jan Hubicka <jh@suse.cz>
7800 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7801 (build_cgraph_edges): Likewise.
7802 * cgraph.c (cgraph_node): Do not update assembler hash.
7803 (cgraph_remove_node): Drop non-unit-at-a-time code.
7804 * tree-pass.h (pass_O0_always_inline): Remove.
7805 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7806 * toplev.c (process_options): Flag unit-at-a-time does not imply
7808 * cgraphunit.c: Update comments.
7809 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7810 (cgraph_assemble_pending_functions): Remove.
7811 (cgraph_reset_node): Drop non-unit-at-a-time code.
7812 (cgraph_finalize_function): Likewise.
7813 (cgraph_analyze_function): Likewise.
7814 (cgraph_finalize_compilation_unit): Likewise.
7815 (cgraph_expand_function): Likewise.
7816 (cgraph_optimize): Likesise.
7817 (save_inline_function_body): Likewise.
7818 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7819 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7820 * ipa-inline.c: Update comments.
7821 (enum inlining_mode): remove INLINE_SPEED.
7822 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7823 (cgraph_mark_inline_edge): Likewise.
7824 (try_inline): Likewise.
7825 (cgraph_decide_inlining_incrementally): Likewise.
7826 (cgraph_gate_inlining): Remove.
7827 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7828 (cgraph_gate_early_inlining): Likewise.
7829 (gate_inline_passes): Remove.
7830 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7831 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7832 pass_O0_always_inline): Remove.
7833 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7834 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7835 * opts.c (no_unit_at_a_time_default): Remove.
7836 (decode_options): Remove flag_unit_at_a_time reset and warning.
7837 * opts.h (no_unit_at_a_time_default): Remove.
7838 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7839 early in GNU dialect.
7840 (merge_decls): Update comment; drop unit-at-a-time check.
7841 (finish_decl): Likewise.
7842 (grok_declaration): Remove flag_inline_trees code.
7843 (finish_functions): Return on function returning non-void on all
7845 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7846 * cfgexpand.c (expand_one_static_var): Remove.
7847 (expand_one_var): Remove expand_one_static_var call.
7848 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7849 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7850 and flag_unit_at_a-time compatibility checks.
7851 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7852 * tree-inline.c (flag_inline_trees): Remove.
7853 (inlinable_function_p): Don't check it.
7854 (expand_call_inline): Remove non-unit-at-a-time code.
7855 * tree-inline.h (flag_inline_trees): Remove.
7856 * tree-optimize.c (execute_early_local_optimizations): Remove
7857 unit-at-a-time checks.
7858 (tree_rest_of_compilation): Likewise.
7859 * combine.c (setup_incoming_promotions): Likewise.
7860 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7861 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7862 * passes.c (pass_inline_parameters): Update comments; remove
7863 O0_alwaysinline pass.
7864 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7865 (execute_one_pass): Likewise.
7866 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7867 (ix86_function_sseregparm): Likewise.
7868 * arm.c (arm_function_in_section_p): Likewise.
7869 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7870 * varpool.c: Update comments.
7871 (decide_is_variable_needed): Remove unit-at-a-time checks.
7872 (varpool_finalize_decl): Likewise.
7874 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7876 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7878 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7880 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7882 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7883 imp symbol extension.
7885 2008-07-23 Ian Lance Taylor <iant@google.com>
7887 * tree-vrp.c (infer_value_range): Ignore asm statements when
7888 looking for memory accesses for -fdelete-null-pointer-checks.
7890 2008-07-24 Ben Elliston <bje@au.ibm.com>
7892 * config/spu/spu-c.c (__vector_keyword): New variable.
7893 (vector_keyword): Likewise.
7894 (spu_categorize_keyword): New function.
7895 (spu_macro_to_expand): Likewise.
7896 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7897 compiling an ISO C dialect.
7899 2008-07-24 Ben Elliston <bje@au.ibm.com>
7901 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7904 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7906 * configure: Regenerate.
7907 * configure.ac: Require texinfo 4.7.
7908 * doc/install.texi: Document texinfo 4.7 requirement.
7910 2008-07-23 Martin Jambor <mjambor@suse.cz>
7912 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7913 rather than for DECL_SAVED_TREE.
7914 * ipa-prop.c: Include diagnostic.h.
7915 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7917 (ipa_detect_param_modifications): Function rewritten from scratch.
7918 (ipa_compute_jump_functions): Changed accesses to modification flags.
7919 (ipa_free_node_params_substructures): Update flags destruction.
7920 (ipa_node_duplication_hook): Update flags duplication.
7921 (ipa_print_all_params_modified): Updated flag access.
7922 * ipa-prop.h (struct ipa_param_flags): New structure.
7923 (struct ipa_node_params): New field modification_analysis_done,
7924 modified_flags changed into param_flags.
7925 (ipa_is_ith_param_modified): Changed to use new flags.
7926 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7928 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7929 ipa-cp.c and split into two functions.
7930 (ipa_print_node_jump_functions): New function.
7931 (compute_scalar_jump_functions): New function.
7932 (type_like_member_ptr_p): New function.
7933 (compute_pass_through_member_ptrs): New function.
7934 (fill_member_ptr_cst_jump_function): New function.
7935 (determine_cst_member_ptr): New function.
7936 (compute_cst_member_ptr_arguments): New function.
7937 (ipa_compute_jump_functions): Complete rewrite.
7938 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7939 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7940 (struct ipa_member_ptr_cst): New structure.
7941 (union jump_func_value): New field member_cst.
7942 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7943 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7944 jump function types.
7945 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7946 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7947 instead of ipcp_print_all_jump_functions.
7948 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7949 only for replacable scalars.
7951 * doc/invoke.texi (Optimize options): Add description of
7952 -findirect-inlining.
7953 * common.opt (flag_indirect_inlining): New flag.
7954 * opts.c (decode_options): Set flag_indirect_inlining when
7957 * ipa-inline.c: Include ipa-prop.h.
7958 (inline_indirect_intraprocedural_analysis): New function.
7959 (inline_generate_summary): Allocate parameter and argument info
7960 structures, call inline_indirect_intraprocedural_analysis on each
7961 node when doing indirect inlining and deallocate indirect inlining
7962 data structures in the end.
7963 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7964 (free_all_ipa_structures_after_iinln): New function.
7965 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7967 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7969 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7970 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7971 of computing the frequency separately.
7972 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7973 of computing the frequency separately.
7974 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7975 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7976 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7977 (ipa_get_stmt_member_ptr_load_param): New function.
7978 (ipa_is_ssa_with_stmt_def): New function.
7979 (ipa_note_param_call): New function.
7980 (ipa_analyze_call_uses): New function.
7981 (ipa_analyze_stmt_uses): New function.
7982 (ipa_analyze_params_uses): New function.
7983 (ipa_free_node_params_substructures): Also free the param_calls linked
7985 (ipa_node_duplication_hook): Also duplicate the param_calls
7987 (ipa_print_node_param_flags): New function.
7988 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7989 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7990 * ipa-prop.h (struct ipa_param_flags): New field called.
7991 (struct ipa_param_call_note): New structure.
7992 (struct ipa_node_params): New fields param_calls and
7994 (ipa_is_ith_param_called): New function.
7995 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7996 ipa_analyze_params_uses and dump parameter flags.
7998 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7999 ipa_propagate_indirect_call_infos if performing indirect inlining,
8000 pass a new parameter new_edges to it.
8001 (add_new_edges_to_heap): New fucntion.
8002 (cgraph_decide_inlining_of_small_functions): New vector
8003 new_indirect_edges for newly found indirect edges , call
8004 ipa_propagate_indirect_call_infos after inlining.
8005 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8006 inlining if performing indirect inlining. Call
8007 free_all_ipa_structures_after_iinln when doing so too.
8008 (inline_generate_summary): Do not call
8009 free_all_ipa_structures_after_iinln here.
8010 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8011 (print_edge_addition_message): New function.
8012 (update_call_notes_after_inlining): New function.
8013 (propagate_info_to_inlined_callees): New function.
8014 (ipa_propagate_indirect_call_infos): New function.
8015 * ipa-prop.h: Include cgraph.h
8016 (struct ipa_param_call_note): Fields reordered, new field processed.
8017 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8019 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8020 rediscovered call statements.
8021 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8022 (dump_cgraph_node): Dump also the indirect_call flag.
8023 (cgraph_clone_edge): Copy also the indirect_call flag.
8024 * tree-inline.c (copy_bb): Do not check for fndecls from call
8025 expressions, check for edge availability when moving clones.
8026 (get_indirect_callee_fndecl): New function.
8027 (expand_call_inline): If callee declaration is not apprent from
8028 the statement, try calling get_indirect_callee_fndecl. Do not
8029 issue warnings or call sorry when not inlinings an indirect edge.
8030 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8032 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8033 bit more frandly to matching.
8034 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8035 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8036 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8038 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8041 * opth-gen.awk: Suppress function specific features when building
8043 * optc-gen.awk: Ditto.
8045 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8048 * diagnostic.c (pedwarn): Add opt parameter.
8050 * c-tree.h (pedwarn_init): Add opt parameter.
8051 (pedwarn_c90): Likewise.
8052 (pedwarn_c99): Likewise.
8053 * c-errors.c (pedwarn_c99): Likewise.
8054 (pedwarn_c90): Likewise.
8055 * toplev.h (pedwarn): Update declaration.
8056 (pedwarn0): Declare.
8057 * c-lex.c: All calls to pedwarn changed.
8058 * builtins.c: All calls to pedwarn changed.
8059 * toplev.c: All calls to pedwarn changed.
8060 * c-decl.c: All calls to pedwarn changed.
8061 * c-typeck.c: All calls to pedwarn changed.
8062 * c-common.c: All calls to pedwarn changed.
8063 * c-parser.c: All calls to pedwarn changed.
8065 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8066 Karthik Kumar <karthikkumar@gmail.com>
8068 * attribs.c (file scope): Include c-common.h.
8069 (decl_attributes): Add support for #pragma GCC optimize and
8072 * targhooks.c (default_can_inline_p): New function that is the
8073 default for the TARGET_CAN_INLINE_P target hook.
8075 * targhooks.h (default_can_inline_p): Add declaration.
8077 * tree.c (cl_optimization_node): New static tree for building
8078 OPTIMIZATION_NODE tree.
8079 (cl_target_option_node): New static tree for building
8080 TARGET_OPTION_NODE tree.
8081 (cl_option_hash_table): New hash table for hashing
8082 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8083 (cl_option_hash_hash): New function to provide the hash value for
8084 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8085 (cl_option_hash_eq): New function to provide an equality test for
8086 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8087 (tree_code_size): Add support for OPTIMIZATION_NODE and
8088 TARGET_OPTION_NODE trees.
8089 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8090 TARGET_OPTION_NODE trees.
8091 (build_optimization_node): Build a tree that has all of the
8092 current optimization options.
8093 (build_target_option_node): Build a tree that has the target
8094 options that might be changed on a per function basis.
8096 * tree.h (file scope): Include options.h.
8097 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8098 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8099 (TREE_OPTIMIZATION): Ditto.
8100 (TREE_TARGET_SPECIFIC): Ditto.
8101 (struct tree_function_decl): Add fields for remembering the
8102 current optimization options and target specific options.
8103 (struct tree_optimization_option): New tree variant that remembers
8104 the optimization options.
8105 (struct tree_target_option): New tree variant that remembers the
8106 target specific flags that might change for compiling a particular
8108 (union tree_node): Include tree_optimization_option and
8109 tree_target_option fields.
8110 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8111 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8112 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8113 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8114 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8115 optimization and target options.
8116 (optimization_default_node): New macro to refer to global_trees
8118 (optimization_current_node): Ditto.
8119 (optimization_cold_node): Ditto.
8120 (optimization_hot_node): Ditto.
8121 (target_option_default_node): Ditto.
8122 (target_option_current_node): Ditto.
8123 (current_option_pragma): Ditto.
8124 (current_optimize_pragma): Ditto.
8126 * target.h (struct gcc_target): Add valid_option_attribute_p,
8127 target_option_save, target_option_restore, target_option_print,
8128 target_option_pragma_parse, and can_inline_p hooks.
8130 * toplev.h (parse_optimize_options): Add declaration.
8131 (fast_math_flags_struct_set_p): Ditto.
8133 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8134 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8137 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8138 tree_can_inline_p hook to see if one function can inline another.
8139 (cgraph_decide_inlining): Ditto.
8140 (cgraph_decide_inlining_incrementally): Ditto.
8142 * opts.c (decode_options): Add support for running multiple times
8143 to allow functions with different target or optimization options
8144 than was specified on the command line.
8145 (fast_math_flags_struct_set_p): New function that is similar to
8146 fast_math_flags_set_p, except it uses the values in the
8147 cl_optimization structure instead of global variables.
8149 * optc-gen.awk: Add support for TargetSave to allow a back end to
8150 declare new fields that need to be saved when using function
8151 specific options. Include flags.h and target.h in the options.c
8152 source. Add support for Save to indicate which options can be set
8153 for individual functions. Generate cl_optimize_save,
8154 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8155 cl_target_option_restore, cl_target_option_print functions to
8156 allow functions to use different optimization or target options.
8158 * opt-functions.awk (var_type_struct): Return the type used for
8159 storing the field in a structure.
8161 * opth-gen.awk: Add support for TargetSave to allow a back end to
8162 declare new fields that need to be saved when using function
8163 specific options. Add support for Save to indicate which options
8164 can be set for individual functions. Only generate one extern for
8165 Mask fields. Generate cl_optimization and cl_target_option
8166 structures to remember optimization and target options.
8168 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8169 collecting new tree nodes.
8170 (TS_TARGET_OPTION): Ditto.
8172 * c-decl.c (merge_decls): Merge function specific target and
8173 optimization options.
8175 * function.c (invoke_set_current_function_hook): If the function
8176 uses different optimization options, change the global variables
8179 * coretypes.h (struct cl_optimization): Add forward reference.
8180 (struct cl_target_option): Ditto.
8182 * c-pragma.c (option_stack): New static vector to remember the
8183 current #pragma GCC option stack.
8184 (handle_pragma_option): New function to support #pragma GCC option
8185 to change target options.
8186 (optimize_stack): New static vector to remember the current
8187 #pragma GCC optimize stack.
8188 (handle_pragma_optimize): New function to support #pragma GCC
8189 optimize to change optimization options.
8190 (init_pragma): Add support for #pragma GCC optimize and #pragma
8193 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8194 optimization options.
8195 (TARGET_OPTION_NODE): New tree code for remembering certain target
8198 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8199 TARGET_OPTION_NODE trees.
8201 * common.opt (-O): Add Optimization flag.
8203 (-fmath-errno): Ditto.
8204 (-falign-functions): Add UInteger flag to make sure flag gets full
8205 int in cl_optimization structure.
8206 (-falign-jumps): Ditto.
8207 (-falign-labels): Ditto.
8208 (-falign-loops): Ditto.
8209 (-fsched-stalled-insns): Ditto.
8210 (-fsched-stalled-insns-dep): Ditto.
8212 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8214 (TARGET_OPTION_SAVE): Ditto.
8215 (TARGET_OPTION_RESTORE): Ditto.
8216 (TARGET_OPTION_PRINT): Ditto.
8217 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8218 (TARGET_CAN_INLINE_P): Ditto.
8219 (TARGET_INITIALIZER): Add new hooks.
8221 * tree-inline.c (tree_can_inline_p): New function to determine
8222 whether one function can inline another. Check if the functions
8223 use compatible optimization options, and also call the backend
8226 * tree-inline.h (tree_can_inline_p): Add declaration.
8228 * c-common.c (c_common_attribute): Add support for option and
8229 optimize attributes.
8230 (handle_option_attribute): Add support for the option attribute to
8231 allow the user to specify different target options for compiling a
8233 (handle_optimize_attribute): Add support for the optimize
8234 attribute to allow the user to specify different optimization
8235 options for compiling a specific function.
8236 (handle_hot_attribute): Turn on -O3 optimization for this one
8237 function if it isn't the default optimization level.
8238 (handle_cold_attribute): Turn on -Os optimization for this one
8239 function if it insn't the default optimization.
8240 (const_char_p): New const char * typedef.
8241 (optimize_args): New static vector to remember the optimization
8243 (parse_optimize_options): New function to set up the optimization
8244 arguments from either the optimize attribute or #pragma GCC optimize.
8246 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8247 (builtin_define_std): Ditto.
8249 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8250 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8251 (x86_64-*-*): Ditto.
8253 * Makefile.in (TREE_H): Add options.h.
8254 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8256 * doc/extend.texi (option attribute): Document new attribute.
8257 (optimize attribute): Ditto.
8258 (hot attribute): Document hot attribute sets -O3.
8259 (cold attribute): Document cold attribute sets -Os.
8260 (#pragma GCC option): Document new pragma.
8261 (#pragma GCC optimize): Ditto.
8263 * doc/options.texi (TargetSave): Document TargetSave syntax.
8264 (UInteger): Document UInteger must be used for certain flags.
8265 (Save): Document Save option to create target specific options
8266 that can be saved/restored on a function specific context.
8268 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8269 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8271 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
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.
8278 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8280 (-mfpmath=both): Ditto.
8282 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8283 Karthik Kumar <karthikkumar@gmail.com>
8285 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8286 (TARGET_POPCNT): Ditto.
8287 (TARGET_SAHF): Ditto.
8288 (TARGET_AES): Ditto.
8289 (TARGET_PCLMUL): Ditto.
8290 (TARGET_CMPXCHG16B): Ditto.
8291 (TARGET_RECIP): Move switch into target_flags.
8292 (TARGET_FUSED_MADD): Ditto.
8293 (ix86_arch_features): Make an unsigned char type.
8294 (ix86_tune_features): Ditto.
8295 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8296 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8297 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8299 * config/i386/i386.opt (arch): New TargetSave field to define
8300 fields that need to be saved for function specific option support.
8303 (branch_cost): Ditto.
8304 (ix86_isa_flags_explicit): Ditto.
8305 (tune_defaulted): Ditto.
8306 (arch_specified): Ditto.
8307 (-m128-long-double): Add Save flag to save option for target
8308 specific option support.
8310 (-maccumulate-outgoing-args): Ditto.
8311 (-malign-double): Ditto.
8312 (-malign-stringops): Ditto.
8313 (-mfancy-math-387): Ditto.
8314 (-mhard-float): Ditto.
8316 (-minline-all-stringops): Ditto.
8317 (-minline-stringops-dynamically): Ditto.
8318 (-mms-bitfields): Ditto.
8319 (-mno-align-stringops): Ditto.
8320 (-mno-fancy-math-387): Ditto.
8321 (-mno-push-args): Ditto.
8322 (-mno-red-zone): Ditto.
8323 (-mpush-args): Ditto.
8324 (-mred-zone): Ditto.
8326 (-msseregparm): Ditto.
8327 (-mstack-arg-probe): Ditto.
8342 (-mrecip): Move flag into target_flags.
8344 (-mno-fused-madd): Ditto.
8345 (-mfused-madd): Ditto.
8346 (-mabm): Move flag into ix86_isa_flags.
8353 * config/i386/i386-c.c: New file for #pragma support.
8354 (ix86_target_macros_internal): New function to #define or #undef
8355 target macros based when the user uses the #pragma GCC option to
8356 change target options.
8357 (ix86_pragma_option_parse): New function to add #pragma GCC option
8359 (ix86_target_macros): Move defining the target macros here from
8360 TARGET_CPU_CPP_BUILTINS in i386.h.
8361 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8362 defined, initialize any subtarget #pragmas.
8364 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8365 REGISTER_TARGET_PRAGMAS.
8367 * config/i386/t-i386: New file for x86 dependencies.
8368 (i386.o): Make dependencies mirror the include files used.
8369 (i386-c.o): New file, add dependencies.
8371 * config/i386/i386-protos.h (override_options): Add bool argument.
8372 (ix86_valid_option_attribute_tree): Add declaration.
8373 (ix86_target_macros): Ditto.
8374 (ix86_register_macros): Ditto.
8376 * config/i386/i386.c (ix86_tune_features): Move initialization of
8377 the target masks to initial_ix86_tune_features to allow functions
8378 to have different target options. Make type unsigned char,
8379 instead of unsigned int.
8380 (initial_ix86_tune_features): New static vector to hold processor
8381 masks for the tune variables.
8382 (ix86_arch_features): Move initialization of the target masks to
8383 initial_ix86_arch_features to allow functions to have different
8384 target options. Make type unsigned char, instead of unsigned int.
8385 (initial_ix86_arch_features): New static vector to hold processor
8386 masks for the arch variables.
8387 (enum ix86_function_specific_strings): New enum to describe the
8388 string options used for attribute((option(...))).
8389 (ix86_target_string): New function to return a string that
8390 describes the target options.
8391 (ix86_debug_options): New function to print the current options in
8393 (ix86_function_specific_save): New function hook to save the
8394 function specific global variables in the cl_target_option structure.
8395 (ix86_function_specific_restore): New function hook to restore the
8396 function specific variables from the cl_target_option structure to
8397 the global variables.
8398 (ix86_function_specific_print): New function hook to print the
8399 target specific options in the cl_target_option structure.
8400 (ix86_valid_option_attribute_p): New function hook to validate
8401 attribute((option(...))) arguments.
8402 (ix86_valid_option_attribute_tree): New function that is common
8403 code between attribute((option(...))) and #pragma GCC option
8404 support that parses the options and returns a tree holding the options.
8405 (ix86_valid_option_attribute_inner_p): New helper function for
8406 ix86_valid_option_attribute_tree.
8407 (ix86_can_inline_p): New function hook to decide if one function
8408 can inline another on a target specific basis.
8409 (ix86_set_current_function); New function hook to switch target
8410 options if the user used attribute((option(...))) or #pragma GCC
8412 (ix86_tune_defaulted): Move to static file scope from
8414 (ix86_arch_specified): Ditto.
8415 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8417 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8418 (OPTION_MASK_ISA_ABM_SET): Ditto.
8419 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8420 (OPTION_MASK_ISA_CX16_SET): Ditto.
8421 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8422 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8423 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8424 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8425 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8426 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8427 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8428 (struct ptt): Move to static file scope from override_options.
8429 (processor_target_table): Ditto.
8431 (ix86_handle_option): Add support for options that are now isa options.
8432 (override_options): Add support for declaring functions that
8433 support different target options than were specified on the
8434 command line. Move struct ptt, processor_target_table, cpu_names,
8435 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8436 Add bool argument. Fix up error messages so the appropriate error
8437 is given for either command line or attribute.
8438 (ix86_previous_fndecl): New static to remember previous function
8439 declaration to see if we need to change target options.
8440 (ix86_builtins_isa): New array to record the ISA of each builtin
8442 (def_builtin): Always create the builtin function, even if the
8443 current ISA doesn't support it.
8444 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8445 tests for those builtins.
8446 (ix86_init_builtins): Remove TARGET_MMX test for calling
8447 ix86_init_mmx_sse_builtins.
8448 (ix86_expand_builtin): If the current ISA doesn't support a given
8449 builtin, signal an error.
8450 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8451 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8452 (TARGET_OPTION_SAVE): Ditto.
8453 (TARGET_OPTION_RESTORE): Ditto.
8454 (TARGET_OPTION_PRINT): Ditto.
8455 (TARGET_CAN_INLINE_P): Ditto.
8457 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8459 * c-typeck.c (build_external_ref): Don't call assemble_external.
8460 * final.c (output_operand): Call assemble_external.
8462 2008-07-21 DJ Delorie <dj@redhat.com>
8464 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8465 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8467 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8469 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8470 original insn and splitter contents into ...
8471 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8472 flag_unsafe_math_optimizations. Add dummy scratch register.
8473 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8474 !flag_unsafe_math_optimizations. Returns number with next
8475 highest magnitude if this is still less or equal to the true
8476 quotient in magnitude.
8478 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8480 * Makefile.in: Replace toplev.h with TOPLEV_H.
8481 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8482 * c-lex.c (fe_file_change): Don't set in_system_header.
8483 * c-parser.c (c_token): Remove in_system_header.
8484 (c_lex_one_token): Don't set in_system_header.
8485 (c_parser_set_source_position_from_token): Don't set in_system_header.
8486 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8489 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8490 * flags.h (in_system_header): Remove.
8491 * function.c (saved_in_system_header): Remove.
8492 (push_cfun): Don't set in_system_header.
8493 (pop_cfun): Don't set in_system_header.
8494 (push_struct_function): Don't set in_system_header.
8495 * input.h (expanded_location): Add sysp.
8496 (in_system_header_at): New.
8497 (in_system_header): New.
8498 * toplev.c (in_system_header): Remove.
8499 * toplev.h: Include input.h
8501 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8502 * tree-ssa.c (warn_uninit): Call warning_at.
8503 (warn_uninitialized_var): Update calls to warn_uninit.
8504 (warn_uninitialized_phi): Update calls to warn_uninit.
8505 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8506 (expand_location): Initialize xloc.sysp.
8507 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8508 (tree_decl_with_vis): Remove in_system_header_flag.
8510 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8513 * recog.c (asm_operand_ok): Change the order of the extra
8514 memory constraint checks.
8516 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8519 * tree-switch-conversion.c (build_one_array): Call
8520 varpool_mark_needed_node and varpool_finalize_decl
8521 instead of assemble_variable.
8523 2008-07-19 Jan Hubicka <jh@suse.cz>
8525 * cgraph.c (cgraph_add_new_function): Do early local passes.
8526 * tree-nrv.c (gate_pass_return_slot): New gate.
8527 (pass_nrv): Add the gate.
8528 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8530 (coalesce_ssa_name): Coalesce SSA names.
8531 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8532 not optimizing so unused user vars remains visible.
8533 * common.opt (flag_tree_ter): Always enable by default.
8534 * tree-ssa-ter.c: Include flags.h
8535 (is_replaceable_p): Check that locations match; when aliasing
8536 is missing be conservative about loads.
8537 * tree-optimize.c (gate_init_datastructures): Remove.
8538 (pass_init_datastructures): New.
8539 * passes.c: Reorder passes so we always go into SSA.
8541 2008-07-19 Jan Hubicka <jh@suse.cz>
8543 * doc/extend.texi (flatten attribute): Remove note about
8545 * doc/invoke.texi (--combine): Likewise.
8546 (-finline-functions-called-once): Update levels when enabled.
8547 (-funit-at-a-time): Document new behaviour.
8548 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8549 -fno-section-anchors when disabled explicitly.
8550 (inline params): They are not ignored now.
8551 (precompiled headers): Remove unit-at-a-time as being incompatible.
8552 * opts.c (decode_options): Handle unit-at-a-time as alias;
8553 imply -fno-section-anchors when toplevel reorder is disabled
8555 * common.opt (ftoplevel-reorder): Set default value to 2.
8556 (funit-at-a-time): Set default value to 1.
8557 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8560 2008-07-19 Jan Hubicka <jh@suse.cz>
8562 * builtins.c (expand_builtin_int_roundingfn,
8563 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8566 2008-07-19 Richard Guenther <rguenther@suse.de>
8569 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8570 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8571 * tree-ssa-pre.c (get_expr_value_id): For newly created
8572 constant value-ids make sure to add the expression to its
8575 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8578 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8579 return value of the builtin is ignored.
8581 2008-07-19 Olivier Hainque <hainque@adacore.com>
8583 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8584 bits, a C conformant malloc implementation has to provide.
8585 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8587 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8591 * reload.c (find_reloads_subreg_address): Only reload address if
8592 reloaded == 0, not for reloaded != 1.
8595 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8596 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8597 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8598 m32c_legitimize_reload_address.
8600 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8601 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8602 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8604 2008-07-19 Olivier Hainque <hainque@adacore.com>
8606 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8607 argument, saying whether nested array are to be collapsed
8608 into a single array type DIE with multiple subscripts.
8609 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8610 issues, centralize the nested array types collapsing control and
8611 disable the transformation for Ada.
8613 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8616 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8618 (x86_64_shift_adj_2): New expander.
8619 (x86_64_shift_adj_3): Ditto.
8620 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8621 to split TImode operands.
8622 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8623 (ix86_split_lshr): Ditto.
8625 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8627 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8628 and __CHAR32_TYPE__.
8629 * c-typeck.c (digest_init): Support char16_t and char32_t.
8630 (set_nonincremental_init_from_string): Idem.
8632 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8635 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8636 PREFERRED_STACK_BOUNDARY.
8637 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8639 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8642 * function.c (locate_and_pad_parm): Cap boundary earlier.
8644 2008-07-17 Julian Brown <julian@codesourcery.com>
8646 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8647 no-op for targets which don't use DLLs.
8649 2008-07-17 Martin Jambor <mjambor@suse.cz>
8651 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8652 that nodes are relevant by examining the node->analyzed flag.
8653 (ipcp_init_stage): Check which nodes are relevant, assert that the
8654 relevant ones are also required.
8655 (ipcp_propagate_stage): Check on the side arrays are properly
8657 (ipcp_print_all_jump_functions): Make sure not to touch any node
8658 that is not analyzed or an edge that does not have a corresponding
8659 entry in the on-the-side vectors.
8660 (ipcp_function_scale_print): Likewise.
8661 (ipcp_update_callgraph): Check that the node is relevant.
8662 (ipcp_insert_stage): Check that the node is relevant. Check there is
8663 an info for every node and edge.
8664 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8665 (ipa_print_all_tree_maps): Likewise and a new variable info.
8666 (ipa_print_all_params_modified): Likewise.
8667 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8669 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8672 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8674 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8676 PR rtl-optimization/36753
8677 * fwprop.c (use_killed_between): Don't shortcut
8678 single-definition global registers.
8680 2008-07-16 Jan Hubicka <jh@suse.cz>
8682 * cgraph.h (varpool_empty_needed_queue): Declare.
8683 * cgraphunit.c (output_in_order): Mark all variables as needed;
8685 * varpool.c (varpool_assemble_node): Update debug queue.
8686 (varpool_assemble_pending_decls): Don't do it here.
8687 (varpool_empty_needed_queue): New function.
8689 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8691 * recog.c (peephole2_optimize): Fix formatting.
8693 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8695 * c-pch.c (get_ident): Avoid C++ keywords.
8696 * combine-stack-adj.c (single_set_for_csa): Likewise.
8697 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8698 output_asm_insn): Likewise.
8699 * reload.c (push_secondary_reload, find_reusable_reload,
8700 push_reload, combine_reloads, find_reloads,
8701 debug_reload_to_stream): Likewise.
8702 * reload.h (struct reload): Likewise.
8703 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8704 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8705 emit_output_reload_insns): Likewise.
8706 * targhooks.c (default_secondary_reload): Likewise.
8707 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8709 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8711 * recog.c (validate_change_1, validate_change,
8712 validate_unshare_change, validate_replace_rtx_1, struct
8713 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8715 * reload.c (push_secondary_reload, secondary_reload_class,
8716 scratch_reload_class, find_valid_class, find_reusable_reload,
8717 push_reload, find_dummy_reload, find_reloads_address_1,
8718 find_reloads_address_part, find_equiv_reg): Likewise.
8719 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8720 choose_reload_regs): Likewise.
8721 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8723 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8724 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8725 * sched-rgn.c (concat_INSN_LIST): Likewise.
8726 * stor-layout.c (mode_for_size, mode_for_size_tree,
8727 smallest_mode_for_size): Likewise.
8729 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8731 * cfg.c (dump_reg_info): Avoid C++ keywords.
8732 * dwarf2asm.c (dw2_force_const_mem,
8733 dw2_asm_output_encoded_addr_rtx): Likewise.
8734 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8735 * expmed.c (expand_shift): Likewise.
8736 * global.c (find_reg): Likewise.
8737 * graph.c (draw_edge): Likewise.
8738 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8739 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8740 widen_clz, widen_bswap, expand_parity, expand_unop,
8741 emit_cmp_and_jump_insn_1): Likewise.
8742 * postreload.c (reload_cse_simplify_operands): Likewise.
8743 * ra.h (add_neighbor): Likewise.
8744 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8745 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8746 record_reg_classes, copy_cost, record_address_regs,
8747 invalid_mode_change_p): Likewise.
8748 * regrename.c (regrename_optimize, scan_rtx_reg,
8749 dump_def_use_chain, find_oldest_value_reg,
8750 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8752 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8754 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8755 MASK_POWERPC64 for power4 in previous commit.
8757 2008-07-16 Olivier Hainque <hainque@adacore.com>
8759 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8760 instead of bare conversion to cast const-ness away.
8762 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8764 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8765 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8766 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8767 (TARGET_FUNCTION_VALUE): Define.
8769 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8771 * config/rs6000/rs6000.c (processor_target_table): Add
8772 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8774 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8777 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8778 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8779 m32c_legitimize_reload_address.
8781 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8783 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8784 DECL_IN_SYSTEM_HEADER in sync.
8786 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8788 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8789 * tree-ssa-pre.c (pre_expr_eq): Ditto
8790 (get_constant_for_value_id): Take a type as an argument.
8791 (fully_constant_expression): Pass in type.
8792 (find_or_generate_expression): Short circuit constant case.
8793 (create_expression_by_pieces): Remove special casing of
8795 (do_regular_insertion): Short circuit constant case.
8796 (do_partial_partial_insertion): Ditto.
8798 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8801 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8803 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8805 * config/xtensa/libgcc-xtensa.ver: New file.
8806 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8808 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8810 * df-problems.c (df_set_note): Avoid C++ keywords.
8811 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8812 * dse.c (record_store, remove_useless_values): Likewise.
8813 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8814 gen_reg_rtx_offset, operand_subword, change_address_1,
8815 change_address, adjust_address_1, offset_address,
8816 widen_memory_access, emit_copy_of_insn_after): Likewise.
8817 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8818 * fwprop.c (should_replace_address, propagate_rtx_1,
8819 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8821 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8822 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8823 * lcm.c (compute_insert_delete, pre_edge_lcm,
8824 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8825 * lower-subreg.c (resolve_reg_notes): Likewise.
8826 * mode-switching.c (optimize_mode_switching): Likewise.
8828 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8830 * bt-load.c (add_btr_def, migrate_btr_def,
8831 branch_target_load_optimize): Avoid C++ keywords.
8832 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8834 * combine.c (subst, simplify_set, make_extraction,
8835 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8836 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8837 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8839 2008-07-15 Richard Guenther <rguenther@suse.de>
8842 * c-common.c (strict_aliasing_warning): Do not warn for
8843 TYPE_REF_CAN_ALIAS_ALL pointers.
8844 (c_common_get_alias_set): may_alias types are not special.
8845 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8846 attribute and set can_ref_all accordingly.
8847 (build_reference_type_for_mode): Likewise.
8848 * doc/extend.texi (may_alias): Clarify.
8850 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8853 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8854 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8856 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8859 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8860 gcc_assert, instead call output_operand_lossage.
8862 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8864 * builtins.c (std_canonical_va_list): Treat structure based
8867 2008-07-15 Ben Elliston <bje@au.ibm.com>
8869 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8871 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8873 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8876 2008-07-14 Jan Hubicka <jh@suse.cz>
8878 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8879 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8880 fix predicates and constraints.
8881 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8882 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8884 2008-07-14 Doug Kwan <dougkwan@google.com>
8886 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8887 additional option file arm/eabi.opt.
8888 * config/arm/eabi.h (File): New configuration file for EABI targets.
8889 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8890 SUBSUBTARGET_EXTRA_SPECS.
8891 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8892 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8893 from STARTFILE_SPEC so that it can be referenced in an override.
8894 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8895 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8896 can be referenced in an override.
8897 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8898 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8899 so that it can be referenced in an override.
8900 (LINK_SPEC): Use BPABI_LINK_SPEC.
8901 * config/arm/eabi.opt (File): New.
8903 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8905 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8906 (FIXED_VALUE_H): New variable.
8907 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8908 input.h, fixed-value.h.
8909 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8910 (BASIC_BLOCK_H): Use $(BITMAP_H).
8911 (FUNCTION_H): Add varray.h.
8912 (IPA_REFERENCE_H): Use $(BITMAP_H).
8913 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8914 (DF_H): Use $(BITMAP_H).
8915 (GGC_H): Add statistics.h.
8917 (INSN_ATTR_H): Use it.
8918 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8920 (SYMTAB_H): Add $(OBSTACK_H).
8921 (CPP_INTERNAL_H): New.
8922 (TREE_DUMP_H): Add tree-pass.h.
8923 (TREE_FLOW_H): Use $(BITMAP_H)
8924 (PRETTY_PRINT_H): Use $(INPUT_H).
8925 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8928 (many object files): Fix lots of header dependencies throughout.
8930 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8932 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8934 (s-gtyp-input): Use them to write tmp-gi.list.
8935 (echo_to_gi.list): Remove.
8937 2008-07-14 Richard Guenther <rguenther@suse.de>
8939 * tree-ssa-sccvn.c (pre_info): Remove.
8940 (switch_to_PRE_table): Likewise.
8941 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8942 (set_hashtable_value_ids): Do not create value-ids for the
8944 (run_scc_vn): Remove double test. Remove bogus special-case
8945 in value-number printing.
8946 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8947 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8949 * tree-flow-inline.h (get_value_handle): Remove.
8950 * tree-flow.h (get_value_handle): Remove.
8952 2008-07-14 Martin Jambor <mjambor@suse.cz>
8954 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8955 in which we generate arithmetics is not a subrange.
8957 2008-07-14 Martin Jambor <mjambor@suse.cz>
8959 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8961 2008-07-14 Richard Guenther <rguenther@suse.de>
8963 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8965 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8968 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8969 reload for symbol refs moved to r0 with -fPIC.
8970 (legitimize_pic_address): Use the target register as temporary
8972 (emit_symbolic_move): Adjust comment.
8973 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8976 2008-07-14 Ben Elliston <bje@au.ibm.com>
8978 * c-common.h (C_CPP_HASHNODE): New macro.
8979 * coretypes.h (struct cpp_token): Forward declare.
8980 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8981 the context-sensitive keyword method.
8982 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8983 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8984 expand_bool_pixel): New.
8985 (altivec_categorize_keyword): New function.
8986 (init_vector_keywords): New function.
8987 (rs6000_macro_to_expand): Likewise.
8988 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8989 compiling an ISO C dialect.
8991 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8993 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8994 (create_expression_by_pieces): Fix typo.
8995 (do_regular_insertion): Use debug counter here too.
8997 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9000 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9001 CONST_OK_FOR_LETTER_P. All port-local users changed.
9002 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9003 implement Kp matching power-of-two.
9004 (CONSTRAINT_LEN): Define to match.
9005 * config/cris/cris.md: Replace all use of constraint K with Kc.
9006 ("*btst*): Use Kp for operand 0 of last alternative.
9008 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9011 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9014 2008-07-13 Jan Hubicka <jh@suse.cz>
9016 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9019 2008-07-13 Richard Guenther <rguenther@suse.de>
9022 * langhooks.c (lhd_print_error_function): Deal with recursive
9025 2008-07-12 Jan Hubicka <jh@suse.cz>
9027 * cgraph.c (assembler_name_hash): New static var.
9028 (hash_node_by_assembler_name, eq_assembler_name): New.
9029 (cgraph_node_for_asm): Use hashtable.
9030 (cgraph_remove_node): Maintain hashtable.
9031 (change_decl_assembler_name): Sanity check that names are not changing
9032 after aliasing was processed.
9033 * cgraph.h (varpoon_node): Add next GGC marker.
9034 * tree.c (decl_assembler_name_equal): Constify.
9035 (decl_assembler_name_hash): New.
9036 * tree.h (decl_assembler_name_equal): Constify.
9037 (decl_assembler_name_hash): Update.
9039 2008-07-12 David Daney <ddaney@avtrex.com>
9041 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9044 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9046 * doc/md.texi: Document the MIPS "v" constraint.
9047 * config/mips/mips.h (reg_class): Revert last change.
9048 (REG_CLASS_NAMES): Likewise.
9049 (REG_CLASS_CONTENTS): Likewise.
9050 * config/mips/mips.c (mips_regno_to_class): Likewise.
9051 * config/mips/constraints.md (v): Likewise, but add documentation.
9052 Add a comment to say that this constraint should not be used in
9055 2008-07-11 DJ Delorie <dj@redhat.com>
9057 * config/h8300/h8300.md (length): Fix branch offset limit.
9059 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9061 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9062 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9063 (avr_hard_regno_scratch_ok): New function.
9064 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9065 * config/avr/avr.md (all peepholes that request a scratch register):
9066 Remove avr_peep2_scratch_safe use.
9068 2008-07-11 Tom Tromey <tromey@redhat.com>
9069 Ian Lance Taylor <iant@google.com>
9071 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9072 (struct c_common_resword): Define.
9073 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9074 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9075 (c_common_reswords, num_c_common_reswords): Declare.
9076 * c-common.c (c_common_reswords): New global const array.
9077 (num_c_common_reswords): New const int.
9078 * c-parser.c (struct resword, reswords): Don't define.
9079 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9080 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9081 than reswords. If warning about C++ keywords, give them a special
9083 (c_lex_one_token): Warn about C++ keywords. Call
9084 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9085 (c_parser_external_declaration): Look for RID_xxx rather than
9086 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9087 (c_parser_statement_after_labels): Likewise.
9088 (c_parser_objc_class_instance_variables): Likewise.
9089 (c_parser_objc_class_declaration): Likewise.
9090 (c_parser_objc_try_catch_statement): Likewise.
9091 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9092 (declspecs_add_type): Likewise.
9094 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9096 * ggc-page.c (alloc_page):
9097 Substituting xmalloc, xcalloc with
9098 XNEWVEC and XCNEWVAR macros which add the
9101 2008-07-11 Richard Guenther <rguenther@suse.de>
9103 PR tree-optimization/36765
9104 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9105 aliases from HEAP vars to SMTs.
9107 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9109 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9110 * configure.ac (loose_warn): Move -Wc++-compat from here...
9111 (strict_warn): ...to here.
9112 * configure: Regenerate.
9114 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9116 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9117 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9118 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9119 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9120 excluding more specific h8300-*-* and sh-*-* targets.
9122 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9124 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9126 (execute_pre): Call loop_optimizer_finalize in early exit.
9128 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9131 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9132 uids in the bitmap, not just VAR_DECL uids.
9134 PR rtl-optimization/36419
9135 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9136 (combine_stack_adjustments_for_block): Call it if needed. Delete
9138 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9139 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9140 prologue sp adjustment.
9142 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9145 * opts.c (print_ignored_options): Report postponed diagnostics for
9146 unknown -Wno-* options as warnings, not errors.
9147 (postpone_unknown_option_error): Renamed to...
9148 (postpone_unknown_option_warning): ... this.
9150 2008-07-09 Doug Kwan <dougkwan@google.com>
9153 2008-07-08 Doug Kwan <dougkwan@google.com>
9155 * config/arm/arm.opt (mandroid): New option.
9156 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9157 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9159 (CC1PLUS_SPEC): Same.
9161 (STARTFILE_SPEC): Same.
9162 (ENDFILE_SPEC): Same.
9163 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9166 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9169 * config/mips/mips.h (reg_class): Remove V1_REG.
9170 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9171 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9173 (mips_get_tp): New function.
9174 (mips_legitimize_tls_address): Use it.
9175 * config/mips/constraints.md (v): Delete.
9176 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9177 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9178 After reload, split into a move and ...
9179 (*tls_get_tp_<mode>_split): ...this new instruction.
9181 2008-07-09 David Daney <ddaney@avtrex.com>
9183 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9185 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9187 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9188 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9190 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9191 htab_delete should be called. Don't free c.
9192 (lookup_tmp_var): Create temp_htab lazily.
9193 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9194 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9196 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9197 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9198 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9199 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9200 * tree-sra.c (generate_element_init): Likewise.
9201 * tree-mudflap.c (execute_mudflap_function_ops,
9202 execute_mudflap_function_decls): Likewise.
9203 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9204 * tree-gimple.h (struct gimplify_ctx): New type.
9205 (push_gimplify_context): Adjust prototype.
9207 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9209 * tree-ssa-pre.c (phi_translate_1): Update placement of
9212 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9214 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9215 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9216 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9217 * targhooks.c (default_hard_regno_scratch_ok): New function.
9218 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9219 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9220 * recog.c: Include "target.h".
9221 (peep2_find_free_register): Add check for global regs. Add target
9223 * Makefile.in (recog.o): Depend on target.h.
9225 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9227 * config/sh/sh.c (sh_canonical_va_list_type): New.
9228 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9230 2008-07-09 Raksit Ashok <raksit@google.com>
9232 * doc/invoke.texi (Option Summary): Mention new option
9233 -Wdisallowed-function-list=...
9234 (Warning Options): Document -Wdisallowed-function-list=...
9235 * common.opt (Wdisallowed-function-list=): New flag.
9236 * flags.h (warn_disallowed_functions): External definition of new
9237 boolean warning flag.
9238 (warn_if_disallowed_function_p): Declare new function.
9239 * opts.c (warning_disallowed_functions): New static variable.
9240 (warn_disallowed_functions): New boolean warning flag.
9241 (warn_if_disallowed_function_p): New function.
9242 (add_comma_separated_to_vector): Rename
9243 add_instrument_functions_exclude_list to this.
9244 (common_handle_option): Handle new option. Rename calls to
9245 add_instrument_functions_exclude_list into calls to
9246 add_comma_separated_to_vector.
9247 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9248 based on flag warn_disallowed_functions.
9250 2008-07-09 Christian Bruel <christian.bruel@st.com>
9252 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9253 instead of get_attr_length.
9255 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9257 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9259 * genemit.c (gen_insn): Likewise.
9260 * gengtype.c (note_def_vec): Likewise.
9261 * gengtype.h (note_def_vec): Likewise.
9262 * genoutput.c (struct data, output_insn_data, process_template,
9263 gen_expand, gen_split, note_constraint): Likewise.
9264 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9265 make_insn_sequence): Likewise.
9266 * gensupport.c (record_insn_name): Likewise.
9268 2008-07-08 Doug Kwan <dougkwan@google.com>
9270 * config/arm/arm.opt (mandroid): New option.
9271 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9272 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9274 (CC1PLUS_SPEC): Same.
9276 (STARTFILE_SPEC): Same.
9277 (ENDFILE_SPEC): Same.
9278 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9281 2008-07-08 Raksit Ashok <raksit@google.com>
9283 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9284 (set_storage_via_setmem): Fix expected_align parameter.
9285 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9286 missing from the list.
9287 * doc/md.texi (movmem): Explicitly state that expected alignment is
9288 to be expressed in bytes.
9289 (setmem): Explicitly state that expected alignment is to be expressed
9292 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9294 * reload.c (find_reloads_subreg_address): Do not require validity
9295 of address in original mode before reloading address.
9297 2008-07-07 Tianwei Sheng <tianweis@google.com>
9299 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9300 bounds array access.
9302 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9304 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9306 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9308 Fix PR tree-optimization/23455
9309 Fix PR tree-optimization/35286
9310 Fix PR tree-optimization/35287
9311 * Makefile.in (OBJS-common): Remove tree-vn.o.
9312 (tree-vn.o): Remove.
9313 * dbgcnt.def: Add treepre_insert debug counter.
9314 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9315 (debug_value_expressions): Ditto.
9316 (print_value_expressions): Ditto.
9317 * tree-pretty-print.c (dump_generic_node): Updated for
9318 VALUE_HANDLE removal.
9319 * tree-ssa-dom.c (record_equality): Ditto.
9320 (cprop_operand): Ditto.
9321 (lookup_avail_expr): Ditto.
9322 * tree-ssa-threadedge.c
9323 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9324 (simplify_control_stmt_condition): Ditto.
9325 * tree.c (tree_code_size): Ditto.
9326 (tree_node_structure): Ditto.
9327 (iterative_hash_expr): Ditto.
9329 * tree.h (VALUE_HANDLE_ID): Ditto.
9330 (VALUE_HANDLE_EXPR_SET): Ditto.
9331 (struct tree_value_handle): Ditto.
9332 (union tree_node): Ditto.
9333 * treestruct.def: Ditto.
9334 * tree-vn.c: Removed.
9335 * tree-ssa-pre.c: Rewritten entirely.
9336 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9337 (constant_value_ids): Ditto.
9338 (vn_nary_op_t): Moved to header.
9340 (vn_reference_op_t): Ditto
9341 (vn_reference_t): Ditto.
9342 (next_value_id): New variable.
9343 (VN_INFO): Add an assert.
9344 (vn_constant_eq): New function.
9345 (vn_constant_hash): Ditto.
9346 (get_or_alloc_constant_value_id): Ditto.
9347 (value_id_constant_p): Ditto.
9348 (vn_reference_compute_hash): De-staticify.
9349 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9350 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9351 (valueize_refs): Update opcode if it changes from ssa name to constant.
9352 (vn_reference_lookup_1): Add new argument.
9353 (vn_reference_lookup): Ditto.
9354 (vn_reference_lookup_pieces): New function.
9355 (vn_reference_insert): Add return type. Modify to deal with value ids.
9356 (vn_reference_insert_pieces): New function.
9357 (vn_nary_op_compute_hash): De-staticify.
9358 (vn_nary_op_eq): Ditto.
9359 (vn_nary_op_lookup_pieces): New function.
9360 (vn_nary_op_lookup): Add new argument.
9361 (vn_nary_op_insert_pieces): New function.
9362 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9363 (vn_phi_insert): Ditto.
9364 (visit_unary_op): Update for callee changes.
9365 (visit_binary_op): Ditto.
9366 (visit_reference_op_load): Ditto.
9367 (visit_reference_op_store): Ditto.
9368 (init_scc_vn): Init next_value_id, constant_to_value_id and
9370 (free_scc_vn): Free them.
9371 (set_hashtable_value_ids): New function.
9372 (run_scc_vn): Use it.
9373 (get_max_value_id): New function.
9374 (get_next_value_id): Ditto.
9375 (expressions_equal_p): Moved from tree-vn.c
9376 (sort_vuses): Ditto.
9377 (sort_vuses_heap): Ditto.
9378 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9380 * tree.c (iterative_hash_hashval_t): Made non-static
9381 * tree.h (iterative_hash_hashval_t): Declare it.
9383 2008-07-08 Martin Jambor <mjambor@suse.cz>
9385 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9386 instead of ipa_create_node_params.
9387 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9388 ipa_check_create_edge_args, free them with
9389 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9391 * ipa-prop.c: Include flags.h and tree-inline.h.
9392 (ipa_node_params_vector): New variable.
9393 (ipa_edge_args_vector): New variable.
9394 (edge_removal_hook_holder): New variable.
9395 (node_removal_hook_holder): New variable.
9396 (edge_duplication_hook_holder): New variable.
9397 (node_duplication_hook_holder): New variable.
9398 (ipa_detect_param_modifications): Check for presence of modified flags.
9399 (ipa_compute_jump_functions): Check for presence of jump functions.
9400 (ipa_free_edge_args_substructures): New function.
9401 (ipa_create_node_params): Removed.
9402 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9403 (ipa_free_node_params_substructures): New function.
9404 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9406 (ipa_edge_removal_hook): New function.
9407 (ipa_node_removal_hook): New function.
9408 (duplicate_array): New function.
9409 (ipa_edge_duplication_hook): New function.
9410 (ipa_node_duplication_hook): New function.
9411 (ipa_register_cgraph_hooks): New function.
9412 (ipa_unregister_cgraph_hooks): New function.
9413 (free_all_ipa_structures_after_ipa_cp): New function.
9415 * ipa-prop.h: Include vec.h.
9416 (ipa_node_params_t): New typedef with vector types for it.
9417 (ipa_edge_args_t): New typedef with vector types for it.
9418 (IPA_NODE_REF): Changed to access an on-the-side vector.
9419 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9420 (ipa_check_create_node_params): New function.
9421 (ipa_check_create_edge_args): New function.
9423 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9426 2008-07-07 Tom Tromey <tromey@redhat.com>
9428 * configure, config.in: Rebuilt.
9429 * configure.ac: Don't check for scandir or alphasort.
9431 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9433 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9434 types immediately after creating them.
9436 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9438 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9440 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9442 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9443 dump_constraint_graph.
9444 (dump_constraint_edge): New function.
9445 (dump_constraint_graph): New function.
9446 (debug_constraint_graph): New function.
9447 (dump_constraint): Removed useless comparison.
9448 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9449 (dump_constraint_graph): Declare.
9450 (debug_constraint_graph): Declare.
9451 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9453 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9455 * config/i386/i386.c (is_va_list_char_pointer): New.
9456 (ix86_va_start): Replace compare with ms_va_list_type_node
9457 by is_va_list_char_pointer.
9458 (ix86_gimplify_va_arg): Likewise.
9460 2008-07-07 Martin Jambor <mjambor@suse.cz>
9462 * cgraph.c (cgraph_edge_max_uid): New variable.
9463 (struct cgraph_edge_hook_list): New type.
9464 (struct cgraph_node_hook_list): New type.
9465 (struct cgraph_2edge_hook_list): New type.
9466 (struct cgraph_2node_hook_list): New type.
9467 (first_cgraph_edge_removal_hook): New variable.
9468 (first_cgraph_node_removal_hook): New variable.
9469 (first_cgraph_edge_duplicated_hook): New variable.
9470 (first_cgraph_node_duplicated_hook): New variable.
9471 (cgraph_add_edge_removal_hook): New function.
9472 (cgraph_remove_edge_removal_hook): New function.
9473 (cgraph_call_edge_removal_hooks): New function.
9474 (cgraph_add_node_removal_hook): New function.
9475 (cgraph_remove_node_removal_hook): New function.
9476 (cgraph_call_node_removal_hooks): New function.
9477 (cgraph_add_edge_duplication_hook): New function.
9478 (cgraph_remove_edge_duplication_hook): New function.
9479 (cgraph_call_edge_duplication_hooks): New function.
9480 (cgraph_add_node_duplication_hook): New function.
9481 (cgraph_remove_node_duplication_hook): New function.
9482 (cgraph_call_node_duplication_hooks): New function.
9483 (cgraph_create_edge): Assign to edge uid.
9484 (cgraph_remove_edge): Call edge removal hooks.
9485 (cgraph_node_remove_callees): Call edge removal hooks.
9486 (cgraph_node_remove_callers): Call edge removal hooks.
9487 (cgraph_remove_node): Call node removal hooks.
9488 (cgraph_clone_edge): Call edge duplication hooks.
9489 (cgraph_clone_node): Call node duplication hooks.
9491 * cgraph.h (cgraph_edge): New field uid.
9492 (cgraph_edge_hook): New type.
9493 (cgraph_node_hook): New type.
9494 (cgraph_2edge_hook): New type.
9495 (cgraph_2node_hook): New type.
9497 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9499 * config.in: Regenerate.
9501 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9503 * gcc.c (print_sysroot): New.
9504 (option_map, display_help, process_command): Handle the
9505 -print-sysroot option.
9506 (main): Print the sysroot if requested.
9507 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9509 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9512 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9514 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9516 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9517 (assign_parm_setup_block_p): Also check mode of entry_parm.
9519 2008-07-07 Richard Guenther <rguenther@suse.de>
9521 * tree-ssa-structalias.h (set_used_smts): Remove.
9522 * tree-ssa-structalias.c (used_smts): Likewise.
9523 (set_used_smts): Likewise.
9524 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9525 call to set_used_smts.
9527 2008-07-07 Richard Guenther <rguenther@suse.de>
9529 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9530 (new_var_info): Set it to false.
9531 (solution_set_add): Correctly handle pointers outside a var and
9533 (type_safe): Treat variables with is_full_var properly.
9534 (do_sd_constraint): Likewise.
9535 (do_ds_constraint): Likewise.
9536 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9537 (get_constraint_for_ptr_offset): New function.
9538 (get_constraint_for_component_ref): For addresses at least include
9539 the last field of the variable. Handle is_full_vars properly.
9540 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9541 (handle_ptr_arith): Remove.
9542 (find_func_aliases): Simplify assignment handling.
9543 (create_function_info_for): For parameter and result varinfos set
9545 (create_variable_info_for): Set is_full_var flag whenever we
9546 just created a single varinfo for a decl.
9547 (init_alias_vars): Initialize use_field_sensitive from
9548 max-fields-for-field-sensitive parameter.
9550 2008-07-07 Richard Guenther <rguenther@suse.de>
9552 PR tree-optimization/36713
9553 * tree-flow-inline.h (is_call_used): New function.
9554 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9555 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9556 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9558 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9560 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9562 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9564 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9566 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9567 Nathan Sidwell <nathan@codesourcery.com>
9569 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9570 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9572 * config/m68k/t-linux: New.
9573 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9576 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9578 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9579 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9582 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9584 * gcc.c (execute): Fix -Wc++-compat warning.
9586 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9589 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9590 constant for little endian.
9592 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9594 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9595 mips_base_mips16 instead of TARGET_MIPS16.
9596 (mips_base_mips16): Declare.
9597 * config/mips/mips.c (mips_base_mips16): Make global.
9598 (was_mips16_p): Remove GTY marker.
9599 (was_mips16_pch_p): New variable.
9600 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9601 (mips_override_options): Force to non-MIPS16 mode initially.
9602 Do not complain about MIPS16 PIC incompatibilities here.
9603 Only allow -mgpopt if -mexplicit-relocs is in force for
9606 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9608 * configure.ac: Check for caddr_t, define to char * if not defined.
9609 * configure: Regenerate.
9610 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9611 (mmap_gt_pch_use_address): Likewise.
9612 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9614 2008-07-06 Richard Guenther <rguenther@suse.de>
9616 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9617 (new_var_info): Deal with it.
9618 (solution_set_add): Likewise.
9619 (bitpos_of_field): Make signed, fix.
9620 (struct fieldoff): Remove type and decl fields. Make size field
9621 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9623 (fieldoff_compare): Deal with it.
9624 (push_fields_onto_fieldstack): Remove has_union argument, glob
9625 adjacent non-pointer fields together.
9626 (create_function_info_for): Do not set has_union.
9627 (create_variable_info_for): Simplify.
9629 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9631 * config.gcc (extra_headers): Add cross-stdarg.h for target
9632 x86_64-*-* and i?86-*-*.
9633 * config/i386/cross-stdarg.h: New.
9634 * builtins.c (std_fn_abi_va_list): New.
9635 (std_canonical_va_list_type): New.
9636 (stabilize_va_list): Replace va_list_type_node use by
9637 mtarget.canonical_va_list_type.
9638 (gimplify_va_arg_expr): Likewise.
9639 (expand_builtin_va_copy): Replace va_list_type_node use by
9640 mtarget.fn_abi_va_list.
9641 * tree-sra.c (is_va_list_type): New helper.
9642 (decl_can_be_decomposed_p): Replace
9643 va_list_type_node use by is_va_list_type.
9644 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9645 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9646 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9647 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9648 (ix86_enum_va_list): New.
9649 * config/i386/i386.c (sysv_va_list_type_node): New.
9650 (ms_va_list_type_node): New.
9651 (ix86_function_type_abi): Remove sorry.
9652 (ix86_build_builtin_va_list_abi): New.
9653 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9655 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9656 (ix86_init_builtins_va_builtins_abi): New.
9657 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9659 (ix86_handle_abi_attribute): New.
9660 (attribute_spec): Add sysv_abi and ms_abi.
9661 (ix86_fn_abi_va_list): New.
9662 (ix86_canonical_va_list_type): New.
9663 (ix86_enum_va_list): New.
9664 (TARGET_FN_ABI_VA_LIST): New.
9665 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9666 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9667 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9668 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9669 (TARGET_ENUM_VA_LIST): New.
9670 * expr.h (std_fn_abi_va_list): New.
9671 (std_canonical_va_list_type): New.
9672 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9673 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9674 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9675 TARGET_CANONICAL_VA_LIST_TYPE.
9676 * target.h (struct gcc_target): Add fn_abi_va_list hook
9677 and canonical_va_list_type hook.
9679 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9681 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9682 integral and pointer types.
9684 2008-07-04 Roger Sayle <roger@eyesopen.com>
9686 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9687 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9689 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9692 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9694 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9696 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9697 build_gimple_modify_stmt.
9698 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9699 gimple operand. Use fold_build* instead of build*.
9701 2008-07-04 Richard Guenther <rguenther@suse.de>
9703 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9704 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9705 properly to compute the reachability set if we do field-sensitive PTA.
9706 * invoke.texi (max-fields-for-field-sensitive): Document default.
9707 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9708 100 for optimize >= 2.
9710 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9712 * ggc-zone.c (lookup_page_table_if_allocated,
9713 set_page_table_entry, zone_find_object_size, alloc_small_page,
9714 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9715 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9716 -Wc++-compat and/or -Wcast-qual warnings.
9718 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9721 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9722 pic_offset_table_rtx to be marked as used here.
9723 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9724 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9725 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9726 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9729 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9731 * alloc-pool.c (hash_descriptor, eq_descriptor,
9732 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9733 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9735 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9736 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9737 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9738 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9741 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9743 * tree-flow.h (loop_only_exit_p): Declare.
9744 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9745 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9746 the number of iterations if it is constant. Otherwise, if this is the
9747 only possible exit of the loop, use the conservative estimate on the
9748 number of iterations of the entire loop if available.
9750 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9752 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9753 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9754 Add synchronization functions.
9755 * config/sync.c: New file.
9756 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9757 (LIBGCC_SYNC_CFLAGS): Likewise.
9759 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9762 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9763 (*pushtf_sse): New insn pattern.
9764 (pushtf splitters): New splitters.
9766 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9769 * predict.c (build_predict_expr): Use void_type_node for the tree
9770 type, instead of NULL_TREE.
9772 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9774 * config/i386/i386.c (contains_aligned_value_p): Return true
9776 (ix86_data_alignment): Align TCmode to 128bits.
9777 (ix86_local_alignment): Likewise.
9779 2008-07-03 Andrew Haley <aph@redhat.com>
9782 * vec.h (VEC_TA): New.
9783 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9784 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9785 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9786 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9787 (C_COMMON_FIXED_TYPES): Remove first arg.
9788 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9789 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9790 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9791 not to use empty macro arguments.
9793 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9795 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9796 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9797 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9798 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9799 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9800 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9801 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9802 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9803 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9804 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9805 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9806 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9807 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9808 config/rs6000/e500crtres64gpr.asm,
9809 config/rs6000/e500crtres64gprctr.asm,
9810 config/rs6000/e500crtrest32gpr.asm,
9811 config/rs6000/e500crtrest64gpr.asm,
9812 config/rs6000/e500crtresx32gpr.asm,
9813 config/rs6000/e500crtresx64gpr.asm,
9814 config/rs6000/e500crtsav32gpr.asm,
9815 config/rs6000/e500crtsav64gpr.asm,
9816 config/rs6000/e500crtsav64gprctr.asm,
9817 config/rs6000/e500crtsavg32gpr.asm,
9818 config/rs6000/e500crtsavg64gpr.asm,
9819 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9820 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9821 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9822 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9823 config/sparc/sol2-cn.asm: Remove .file directives.
9825 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9827 * resource.c (mark_referenced_resources): Look inside
9828 UNSPEC_VOLATILEs and ASM_INPUTs.
9830 2008-07-02 Ian Lance Taylor <iant@google.com>
9832 * rtlanal.c (add_reg_note): New function.
9833 * rtl.h (add_reg_note): Declare.
9834 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9835 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9836 * builtins.c (expand_builtin_longjmp): Likewise.
9837 (expand_builtin_nonlocal_goto): Likewise.
9838 * calls.c (emit_call_1, expand_call): Likewise.
9839 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9840 * cfglayout.c (fixup_reorder_chain): Likewise.
9841 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9842 (commit_one_edge_insertion): Likewise.
9843 * combine.c (move_deaths, distribute_notes): Likewise.
9844 * df-problems.c (df_set_note): Likewise.
9845 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9846 (set_unique_reg_note): Likewise.
9847 (emit_copy_of_insn_after): Likewise.
9848 * expr.c (expand_expr_real): Likewise.
9849 * gcse.c (add_label_notes): Likewise.
9850 * haifa-sched.c (create_check_block_twin): Likewise.
9851 * jump.c (mark_jump_label_1): Likewise.
9852 * loop-doloop.c (add_test, doloop_modify): Likewise.
9853 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9854 * lower-subreg.c (move_eh_region_note): Likewise.
9855 * optabs.c (emit_libcall_block): Likewise.
9856 * predict.c (predict_insn): Likewise.
9857 (combine_predictions_for_insn): Likewise.
9858 * recog.c (peephole2_optimize): Likewise.
9859 * regmove.c (try_auto_increment): Likewise.
9860 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9861 * reload.c (find_reloads): Likewise.
9862 * reload1.c (fixup_eh_region_note): Likewise.
9863 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9864 * reorg.c (delete_prior_computation): Likewise.
9865 (delete_computation, dbr_schedule): Likewise.
9866 * config/pa/pa.c (legitimize_pic_address): Likewise.
9867 * config/sh/sh.c (sh_reorg): Likewise.
9869 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9872 * config/libgcc-glibc.ver: Add %exclude.
9873 * config/m32r/libgcc-glibc.ver: Likwise.
9874 * config/s390/libgcc-glibc.ver: Likwise.
9875 * config/sh/libgcc-glibc.ver: Likwise.
9876 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9878 * config/i386/libgcc-glibc.ver: New.
9880 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9882 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9884 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9885 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9886 i[34567]86-*-linux*, x86_64-*-linux*. Add
9887 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9888 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9889 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9890 i[34567]86-*-linux*, x86_64-*-linux*.
9892 * libgcc-std.ver: Add empty GCC_4.4.0.
9894 * mkmap-symver.awk: Support multiple versions per symbol.
9896 * config/i386/i386.c (ix86_init_builtins): Always define
9897 __builtin_fabsq and __builtin_copysignq with fallbacks.
9898 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9899 and __builtin_copysignq if SSE2 isn't available.
9901 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9902 (LIBGCC2_TF_CEXT): Likwise.
9905 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9907 * config/i386/sfp-machine.h: Moved to libgcc.
9909 * config/i386/sfp-machine.h: New.
9910 * config/i386/t-linux: Likwise.
9912 * config/i386/t-darwin: Remove softfp_wrap_start and
9914 * config/i386/t-darwin64: Likewise.
9916 * config/i386/t-fprules-softfp64: Renamed to ...
9917 * config/i386/t-fprules-softfp: This.
9919 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9920 and softfp_wrap_end.
9922 2008-07-02 Jason Merrill <jason@redhat.com>
9924 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9926 * tree.c (ctor_to_list): New fn.
9927 * tree.h: Declare it.
9928 (CONSTRUCTOR_ELT): New macro.
9929 (CONSTRUCTOR_NELTS): New macro.
9931 2008-07-02 Richard Guenther <rguenther@suse.de>
9933 * tree-ssa-structalias.c (struct variable_info): Reorder
9934 to fill padding on 64bit hosts. Make collapsed_to an int.
9935 (get_varinfo_fc): Deal with that.
9936 (new_var_info): Likewise.
9937 (collapse_rest_of_var): Likewise.
9939 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9941 * doc/install.texi (--enable-java-home): Document.
9942 (--enable-aot-compile-rpm): Likewise.
9943 (--with-arch-directory): Likewise.
9944 (--with-os-directory): Likewise.
9945 (--with-origin-name): Likewise.
9946 (--with-arch-suffix): Likewise.
9947 (--with-jvm-root-dir): Likewise.
9948 (--with-jvm-jar-dir): Likewise.
9949 (--with-python-dir): Likewise.
9951 2008-07-02 Richard Guenther <rguenther@suse.de>
9953 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9954 from decls explicitly. Merge operand checking from tuples.
9956 2008-07-02 Martin Jambor <mjambor@suse.cz>
9958 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9960 2008-07-02 Martin Jambor <mjambor@suse.cz>
9962 * tree-switch-conversion.c: Included timevar.h
9963 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9965 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9967 2008-07-02 Martin Jambor <mjambor@suse.cz>
9969 * tree-switch-conversion.c: Corrected various comments and
9971 (build_constructors): Fixed minor formatting mistakes.
9973 * invoke.texi (Optimize Options): Corrected the
9974 switch-conversion-max-branch-ratio parameter.
9976 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9978 * final.c (asm_insn_count): Return zero for an empty asm body.
9980 2008-07-02 Richard Guenther <rguenther@suse.de>
9982 * bitmap.h (bitmap_set_bit): Return bool.
9983 (bitmap_clear_bit): Likewise.
9984 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9985 write to the bitmap if it would.
9986 (bitmap_clear_bit): Likewise.
9987 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9988 bitmap_set_bit return value.
9989 (add_pred_graph_edge): Likewise.
9990 (add_graph_edge): Likewise.
9991 (do_sd_constraint): Likewise.
9992 (do_ds_constraint): Likewise.
9994 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9996 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9997 Fix -Wc++-compat and/or -Wcast-qual warnings.
9998 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9999 gen_regparm_prefix): Likewise.
10000 * vmsdbgout.c (write_modbeg, lookup_filename,
10001 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10003 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10005 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10006 defaults.h definition apply.
10008 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10010 * function.c (assign_parm_remove_parallels): New.
10011 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10013 (assign_parm_setup_block): Do not handle them.
10014 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10015 assign_parm_remove_parallels.
10017 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10019 * c-typeck.c (convert_for_assignment): Use
10020 vector_targets_convertible_p.
10021 * c-common.c (vector_targets_convertible_p): New.
10022 * c-common.h (vector_targets_convertible_p): New prototype.
10023 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10024 opaque_p_V2SI_type_node.
10026 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10028 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10031 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10033 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10034 TFmode constants via two element DImode vector for hosts with
10035 HOST_BITS_PER_WIDE_INT < 64.
10036 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10037 also for HOST_BITS_PER_WIDE_INT < 64.
10039 2008-07-01 Richard Guenther <rguenther@suse.de>
10041 PR tree-optimization/36666
10042 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10043 (get_constraint_exp_from_ssa_var): Split into ...
10044 (get_constraint_exp_for_temp): ... this ...
10045 (get_constraint_for_ssa_var): ... and that.
10046 Return constraint expressions for all touched sub-fields
10047 if the results address is not taken.
10048 (process_constraint): Remove assertion that aggregate
10049 assignments do not happen at this place.
10050 (get_constraint_for_component_ref): Add address_p argument.
10051 Return constraint expressions for all touched sub-fields
10052 if the results address is not taken.
10053 (do_deref): Use get_constraint_exp_for_temp.
10054 (get_constraint_for_1): Rename from ...
10055 (get_constraint_for): ... this. Add the old function as wrapper.
10056 (do_structure_copy): Use get_constraint_for_1.
10058 2008-07-01 Martin Jambor <mjambor@suse.cz>
10060 * Makefile.in (tree-switch-conversion.o): Add.
10061 (OBJS-common): Add tree-swtch-conversion.o.
10062 * passes.c (init_optimization_passes): Add pass_convert_switch.
10063 * tree-pass.h: (pass_convert_switch): Add.
10064 * tree-switch-conversion.c: New file.
10065 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10066 * common.opt (ftree-cswtch): New option.
10067 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10068 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10069 * opts.c (decode_options): Set flag_tree_switch_conversion when
10070 optimization level is >= 2.
10071 * doc/invoke.texi (Optimize Options): Added description of
10072 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10074 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10076 * config/darwin-driver.c (darwin_default_min_version): Fix
10077 -Wc++-compat warnings.
10079 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10081 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10084 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10086 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10088 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10090 PR rtl-optimization/34744
10091 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10092 (df_scan_free_internal): Free data structures not
10093 allocated in storage pools.
10094 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10095 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10096 df_scan_free_mws_vec.
10097 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10100 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10102 * config/i386/i386.c (contains_aligned_value_p): Return true
10104 (ix86_function_arg_boundary): Return its natural boundary
10106 (return_in_memory_32): Don't check TDmode.
10107 (ix86_split_to_parts): Support splitting into 4 parts and
10108 support TFmode for 32bit target.
10109 (ix86_split_long_move): Support splitting into 4 parts.
10110 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10112 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10113 (ix86_init_builtins): Here.
10114 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10115 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10116 'q' and 'w', respectively.
10118 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10120 (movtf_internal): Likewise.
10121 (<code>tf2): Likewise.
10122 (*absnegtf2_sse): Likewise.
10123 (copysign<mode>3): Likewise.
10124 (copysign<mode>3_const): Likewise.
10125 (copysign<mode>3_var): Likewise.
10126 (define_split UNSPEC_COPYSIGN): Likewise.
10127 * config/i386/sse.md (*nandtf3): Likewise.
10128 (<code>tf3): Likewise.
10129 (*<code>tf3): Likewise.
10131 2008-06-30 Joey Ye <joey.ye@intel.com>
10132 H.J. Lu <hongjiu.lu@intel.com>
10134 * global.c (compute_regsets): Set frame_pointer_needed here.
10135 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10137 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10139 * doc/install.texi (specific): Expand Windows build notes.
10141 2008-06-30 Ira Rosen <irar@il.ibm.com>
10143 PR tree-optimization/36648
10144 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10145 number of prolog iterations by step. Fix the comment.
10147 2008-06-30 Richard Guenther <rguenther@suse.de>
10149 PR middle-end/36671
10150 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10151 handle calls from ECF_MALLOC functions.
10152 (handle_pure_call): ECF_MALLOC functions do not return
10154 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10156 2008-06-29 Andreas Schwab <schwab@suse.de>
10158 * config/m68k/m68k.c (print_operand): Always print a float
10160 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10161 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10164 * config/rs6000/x-linux64: Remove never used file.
10166 2008-06-29 Richard Guenther <rguenther@suse.de>
10168 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10170 (struct alias_info): Move ...
10171 * tree-ssa-alias.c: ... here.
10172 (update_alias_info): Declare.
10173 (compute_may_aliases): Call it.
10174 (update_alias_info): New function.
10175 * tree-ssa-structalias.c (update_alias_info): Move ...
10176 * tree-ssa-alias.c (update_alias_info_1): ... here.
10177 * tree-ssa-structalias.c (process_constraint_1): Remove
10178 unused from_call argument. Rename to ...
10179 (process_constraint): ... this. Delete old wrapper.
10180 (make_constraint_to): Adjust callers.
10181 (handle_const_call): Likewise.
10182 (handle_pure_call): Likewise.
10183 (init_base_vars): Likewise.
10184 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10185 (find_func_aliases): We don't need structure copies for
10187 (make_constraint_from_anything): Remove.
10188 (create_variable_info_for): For globals make constraints
10189 from escaped, not from anything.
10190 (compute_points_to_sets): Do not call update_alias_info.
10191 (ipa_pta_execute): Use make_constraint_from.
10193 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10195 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10196 (bitmap.o-warn, dominance.o-warn): New.
10197 * configure.ac (cxx_compat_warn): Delete.
10198 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10199 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10201 * configure: Regenerate.
10203 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10206 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10208 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10209 * df-scan.c (df_notes_rescan): Likewise.
10210 * ggc-page.c (set_page_table_entry): Likewise.
10211 * intl.c (gcc_gettext_width): Likewise.
10212 * varasm.c (get_unnamed_section, get_noswitch_section,
10213 get_section): Likewise.
10215 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10217 * regrename.c (build_def_use): Don't copy RTX.
10219 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10221 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10222 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10223 punctuation. Use @ref instead of @xref.
10224 (Function Names): Remove stray @display/@end display.
10225 (C++ Attributes): Use @ref instead of @xref.
10226 (Deprecated Features): Fix punctuation around @xref.
10227 (Backwards Compatibility): Likewise.
10228 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10230 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10232 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10233 constants for E500 double.
10235 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10237 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10238 element type of const_vector.
10240 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10242 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10243 Remove FLAGS_REG clobber from expander pattern.
10244 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10245 (anddi3, andsi3, andhi3, andqi3): Ditto.
10246 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10247 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10248 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10249 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10250 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10251 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10252 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10253 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10255 2008-06-28 Richard Guenther <rguenther@suse.de>
10257 * tree-ssa-structalias.c (callused_id, var_callused,
10258 callused_tree): Add.
10259 (handle_pure_call): New function.
10260 (find_func_aliases): Call it.
10261 (find_what_p_points_to): Handle the call-used set.
10262 (clobber_what_escaped): Likewise.
10263 (compute_call_used_vars): New function.
10264 (init_base_vars): Init the call-used variable.
10265 (do_sd_constraint): Do not propagate the solution from CALLUSED
10266 but use CALLUSED as a placeholder.
10267 (solve_graph): Likewise.
10268 * tree-flow-inline.h (gimple_call_used_vars): New function.
10269 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10270 (compute_call_used_vars): Declare.
10271 * tree-ssa-alias.c (set_initial_properties): Call
10272 compute_call_used_vars.
10273 (reset_alias_info): Clear call-used variables.
10274 (add_call_clobber_ops): Assert we are not called for const/pure
10275 functions. Remove handling of them.
10276 (add_call_read_ops): Handle pure functions by adding the
10277 call-used set of variables as VUSEs.
10278 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10279 (delete_tree_ssa): Free it.
10280 * tree-dfa.c (remove_referenced_var): Clear the var from the
10283 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10285 * tree.c (build_varargs_function_type_list): New.
10286 (build_function_type_list_1): New.
10287 (build_function_type_list): Use build_function_type_list_1.
10288 * tree.h (build_varargs_function_type_list): New.
10290 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10293 * config/spu/spu.c (spu_builtin_splats): Do not generate
10294 invalid CONST_VECTOR expressions.
10295 (spu_expand_vector_init): Likewise.
10297 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10299 * optabs.c (libfunc_decls): New variable.
10300 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10301 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10302 for the same function twice.
10304 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10306 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10307 ix86_expand_binary_operator directly.
10308 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10310 (*ashrti3_1): Ditto.
10311 (*lshrti3_1): Ditto.
10312 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10313 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10314 using only one splitter. Conditionaly execute splitter before or
10315 after peephole2 pass.
10316 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10317 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10318 Use only one alternative in asm template.
10319 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10321 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10322 "J" operand constraint for operand 2.
10323 (*ashldi3_cconly_rex64): Ditto.
10324 (*ashrdi3_cmp_rex64): Ditto.
10325 (*ashrdi3_cconly_rex64): Ditto.
10326 (*lshrdi3_cmp_rex64): Ditto.
10327 (*lshrdi3_cconly_rex64): Ditto.
10328 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10329 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10330 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10333 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10335 * gimplify.c (omp_is_private): Don't return true if decl is not
10336 already private on #pragma omp for or #pragma omp parallel for.
10339 * tree-cfg.c (struct move_stmt_d): Replace block field with
10340 orig_block and new_block fields.
10341 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10342 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10343 (move_block_to_fn): Replace vars_map and new_label_map arguments
10344 with struct move_stmt_d pointer.
10345 (replace_block_vars_by_duplicates): New function.
10346 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10347 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10348 all subblocks of ORIG_BLOCK to the new function. Call
10349 replace_block_vars_by_duplicates.
10350 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10351 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10352 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10353 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10354 (expand_omp): Temporarily set input_location to the location of
10355 region's controlling stmt.
10356 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10357 BIND_EXPR, push ctx->block_vars and gimplification vars into
10358 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10359 into dest function.
10360 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10361 there are any BLOCK_VARS.
10362 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10363 OMP_PARALLEL or OMP_TASK stmt.
10364 (lower_omp): Save and restore input_location around the lower_omp_1
10367 2008-06-27 Richard Guenther <rguenther@suse.de>
10369 PR tree-optimization/36400
10370 PR tree-optimization/36373
10371 PR tree-optimization/36344
10372 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10373 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10374 (update_alias_info): Remove call clobbering code.
10375 (make_constraint_to): New helper function.
10376 (make_escape_constraint): Likewise.
10377 (handle_rhs_call): Use it on all pointer containing arguments.
10378 Also mark the static chain escaped.
10379 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10380 instead of ANYTHING.
10381 (make_constraint_from): New helper split out from ...
10382 (make_constraint_from_anything): ... here.
10383 (find_func_aliases): Add constraints for escape sites.
10384 (intra_create_variable_infos): Make constraints from NONLOCAL
10386 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10388 (clobber_what_p_points_to): Remove.
10389 (clobber_what_escaped): New function.
10390 (init_base_vars): Init NONLOCAL and ESCAPED.
10391 (do_sd_constraint): Do not propagate the solution from ESCAPED
10392 but use ESCAPED as a placeholder.
10393 (solve_graph): Likewise.
10394 * tree-flow.h (clobber_what_p_points_to): Remove.
10395 (clobber_what_escaped): Declare.
10396 * tree-ssa-alias.c (set_initial_properties): Call it.
10397 Remove code clobbering escaped pointers.
10399 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10401 * function.c (allocate_struct_function): Only allocate a unique
10402 funcdef_no if the decl is nonzero.
10404 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10406 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10407 * config/mips/mips.c (mips_split_const_insns): New function.
10408 * config/mips/mips.md (move_type): New attribute.
10409 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10410 (dword_mode): New attribute.
10411 (type): Avoid long line. Map "move_type"s to "type"s,
10412 choosing "multi" for doubleword moves if appropriate.
10413 Swap MTC/MFC comments to match their declaration order.
10414 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10415 "type" is "branch" or "jal" is "direct".
10416 (length): Handle "extended_mips16" first. Make the default
10417 "0" for "ghost" instructions. Set the length from "move_type".
10418 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10419 of "type", with "sll0" for the register alternative. Remove the
10420 "extended_mips16" attribute.
10421 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10422 of "type", with "shift_shift" for the register alternative.
10423 Remove the "length" attribute.
10424 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10425 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10426 of "type", with "andi" for the register alternative.
10427 (*zero_extendqihi2): Likewise.
10428 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10429 of "andi" instead of a "type" of "arith".
10430 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10432 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10433 (mov_<store>r, *mov<mode>_ra): Likewise.
10434 (extendsidi2): Use "move_type" instead of "type", with "move"
10435 for the register alternative.
10436 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10437 of "type", with "signext" for the register alternative.
10438 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10439 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10440 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10441 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10442 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10443 (unnamed branch insn): Likewise.
10444 (*movdi_gp32_fp64): Fold into...
10445 (*movdi_32bit): ...here.
10446 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10447 (*movdf_hardfloat): ...this new pattern.
10448 (*movdf_softfloat): Remove redundant FPR alternatives.
10449 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10450 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10451 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10452 the "move" attribute.
10453 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10454 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10455 and "store" for COP loads and stores.
10456 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10457 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10458 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10459 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10460 (*movtf_mips16, *movv2sf): Likewise.
10461 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10462 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10463 (mfhc1<mode>): Use "move_type" instead of "move".
10464 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10465 (loadgp_blockage): Remove the "length" attribute.
10466 (blockage, set_got_version, update_got_version): Likewise.
10467 (call_internal): Remove the "extended_mips16" attribute.
10468 (call_value_internal, call_value_multiple_internal): Likewise.
10469 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10471 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10472 the "length" attribute.
10474 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10476 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10477 -Wcast-qual warnings.
10478 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10479 handle_pragma_pop_macro): Likewise.
10480 * collect2.c (resolve_lib_name): Likewise.
10481 * config/arc/arc.c (arc_init): Likewise.
10482 * config/arm/arm.c (neon_builtin_compare,
10483 locate_neon_builtin_icode): Likewise.
10484 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10485 * config/bfin/bfin.c (bfin_init_machine_status,
10486 bfin_optimize_loop): Likewise.
10487 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10488 * config/cris/cris.c (cris_init_expanders): Likewise.
10489 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10490 * config/darwin.c (machopic_indirection_eq,
10491 machopic_indirection_name, machopic_output_indirection): Likewise.
10492 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10493 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10494 frv_optimize_membar): Likewise.
10495 * config/i386/cygwin.h (mingw_scan,
10496 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10497 * config/i386/cygwin1.c (mingw_scan): Likewise.
10498 * config/i386/i386.c (machopic_output_stub): Likewise.
10499 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10500 i386_pe_unique_section): Likewise.
10501 * config/ia64/ia64.c (ia64_init_machine_status,
10502 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10504 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10505 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10506 * config/m68k/m68k.c (m68k_handle_option,
10507 m68k_sched_md_init_global): Likewise.
10508 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10509 mcore_unique_section): Likewise.
10510 * config/mips/mips.c (mips_block_move_straight,
10511 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10513 * config/mmix/mmix.c (mmix_init_machine_status,
10514 mmix_encode_section_info): Likewise.
10515 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10516 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10517 print_operand_address, output_toc, redefine_groups,
10518 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10519 * config/s390/s390.c (s390_init_machine_status): Likewise.
10520 * config/score/score.c (score_block_move_straight,
10521 score_block_move_loop_body): Likewise.
10522 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10523 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10524 * emit-rtl.c (find_auto_inc): Likewise.
10525 * gcc.c (translate_options, process_command): Likewise.
10526 * reorg.c (dbr_schedule): Likewise.
10527 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10528 * xcoffout.c (xcoffout_declare_function): Likewise.
10530 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10532 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10533 ipa-pta working again.
10535 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10537 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10540 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10542 * config.gcc (powerpc*-*-*): Add new core e500mc.
10543 * config/rs6000/e500mc.md: New file.
10544 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10546 (rs6000_override_options): Add e500mc case to
10547 processor_target_table. Altivec and Spe options not allowed
10548 with e500mc. Add isel instruction to e500mc by
10549 default. Initialize rs6000_cost for e500mc.
10550 (rs6000_issue_rate): Set issue rate for e500mc.
10551 * config/rs6000/rs6000.h (processor_type): Add
10552 PROCESSOR_PPCE500MC.
10553 (ASM_CPU_SPEC): Add e500mc.
10554 Set TARGET_ISEL to rs6000_isel.
10555 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10556 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10557 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10559 * doc/invoke.texi: Add e500mc to list of cpus.
10561 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10564 * c-lex.c (lex_charconst): Initialize unsignedp.
10566 2008-06-27 Olivier Hainque <hainque@adacore.com>
10568 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10569 documented assumptions.
10571 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10573 * dwarf2out.c: Remove trailing white spaces. Break long line
10576 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10578 * libfuncs.h (LTI_synchronize): New libfunc_index.
10579 (synchronize_libfunc): Declare.
10580 * builtins.c (expand_builtin_synchronize): Consider using
10581 synchronize_libfunc before falling back on an asm blockage.
10582 * config/mips/mips.c: Include libfuncs.h
10583 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10585 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10587 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10588 parameter. Copy stack_reg to r11 where appropriate.
10589 (no_global_regs_above): Add gpr parameter.
10590 (rs6000_stack_info): Only add padding for SPE save area if we
10591 are saving SPE GPRs and CR.
10592 (saveres_routine_syms): New variable.
10593 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10595 (rs6000_savres_routine_sym): New function.
10596 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10598 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10599 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10600 Tweak FPR out-of-line saving.
10601 (rs6000_make_savres_rtx): New function.
10602 (rs6000_use_multiple_p): New function.
10603 (rs6000_savres_strategy): New function.
10604 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10605 out-of-line if appropriate.
10606 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10607 if we are optimizing for size.
10608 (GP_SAVE_INLINE): Define.
10609 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10610 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10611 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10612 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10613 (*save_fpregs_<mode>): Add use of r11.
10614 (*restore_gpregs_<mode>): New insn.
10615 (*return_and_restore_gpregs_<mode>): New insn.
10616 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10618 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10619 (*restore_gpregs_spe): New insn.
10620 (*return_and_restore_gpregs_spe): New insn.
10621 * config/rs6000/predicates.md (save_world_operation): Fix check.
10623 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10625 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10626 this point, so assert that.
10628 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10630 * cfganal.c: Include vec.h and vecprim.h.
10631 (compute_idf): Import from...
10632 * tree-into-ssa (compute_idf): ...here.
10633 * basic-block.h (compute_idf): Export.
10635 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10637 * c-decl.c (merge_decls): Use !current_function_decl to check for
10638 extern declaration of C99 inline function being at file scope.
10640 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10642 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10644 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10646 * alias.c (record_alias_subset, init_alias_analysis): Fix
10647 -Wc++-compat and/or -Wcast-qual warnings.
10648 * attribs.c (lookup_attribute_spec): Likewise.
10649 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10650 copy_bb, connect_traces,
10651 find_rarely_executed_basic_blocks_and_cr): Likewise.
10652 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10653 note_btr_set, migrate_btr_defs): Likewise.
10654 * builtins.c (result_vector, expand_builtin_memcpy,
10655 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10656 builtin_memset_read_str, expand_builtin_printf,
10657 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10659 * caller-save.c (mark_set_regs): Likewise.
10660 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10661 * cgraph.c (cgraph_edge): Likewise.
10662 * combine.c (likely_spilled_retval_1): Likewise.
10663 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10664 htab_counts_entry_del, get_coverage_counts): Likewise.
10665 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10666 new_cselib_val): Likewise.
10667 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10668 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10670 * df-core.c (df_compact_blocks): Likewise.
10671 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10672 * df-scan.c (df_grow_reg_info, df_ref_create,
10673 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10674 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10675 df_record_entry_block_defs, df_record_exit_block_uses,
10676 df_bb_verify): Likewise.
10677 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10678 DF_REF_EXTRACT_MODE_CONST): New.
10679 * dominance.c (get_immediate_dominator, get_dominated_by,
10680 nearest_common_dominator, root_of_dom_tree,
10681 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10682 -Wc++-compat and/or -Wcast-qual warnings.
10683 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10684 record_store, replace_read, check_mem_read_rtx, scan_insn,
10685 dse_step1, dse_record_singleton_alias_set): Likewise.
10686 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10688 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10690 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10691 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10692 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10693 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10694 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10695 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10696 file_name_acquire, output_file_names, add_const_value_attribute,
10697 premark_used_types_helper, file_table_eq, file_table_hash,
10698 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10699 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10700 -Wcast-qual warnings.
10701 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10702 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10703 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10704 gen_reg_rtx, start_sequence, init_emit): Likewise.
10705 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10706 * except.c (init_eh_for_function, gen_eh_region,
10707 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10708 arh_to_landing_pad, arh_to_label, add_action_record,
10709 add_call_site, switch_to_exception_section): Likewise.
10710 * expmed.c (synth_mult): Likewise.
10711 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10712 store_expr): Likewise.
10713 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10715 * function.c (assign_stack_temp_for_type,
10716 allocate_struct_function, match_asm_constraints_1): Likewise.
10717 * gcov-io.c (gcov_allocate): Likewise.
10718 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10719 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10720 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10721 record_one_set, insert_expr_in_table, insert_set_in_table,
10722 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10723 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10724 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10725 -Wcast-qual warnings.
10727 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10729 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10730 -Wcast-qual warnings.
10731 * gcc.c (process_command): Likewise.
10732 * genattrtab.c (oballoc): Use XOBNEW.
10733 (oballocvec): Define.
10734 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10735 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10736 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10737 -Wc++-compat and/or -Wcast-qual warnings.
10738 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10739 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10740 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10741 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10742 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10743 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10744 add_excls, process_presence_absence_names,
10745 process_presence_absence_patterns, add_presence_absence,
10746 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10747 get_free_state, add_arc, get_free_automata_list_el,
10748 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10749 transform_3, cache_presence, create_ainsns, create_automata,
10750 create_state_ainsn_table, dfa_insn_code_enlarge,
10751 output_trans_func, output_min_issue_delay_func,
10752 output_dead_lock_func, output_reset_func,
10753 output_get_cpu_unit_code_func, output_dfa_start_func,
10754 expand_automata): Likewise.
10755 * genextract.c (gen_insn): Likewise.
10756 * gengtype-lex.l: Likewise.
10757 * gengtype.c (read_input_list, adjust_field_type,
10758 process_gc_options): Likewise.
10759 * genoutput.c (note_constraint): Likewise.
10760 * genpreds.c (mangle, add_constraint): Likewise.
10761 * genrecog.c (process_define_predicate, new_decision,
10762 add_to_sequence): Likewise.
10763 * gensupport.c (record_insn_name): Likewise.
10765 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10767 * config/i386/driver-i386.c (detect_caches_amd,
10768 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10769 and/or -Wcast-qual warnings.
10770 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10771 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10772 gt_pch_save): Likewise.
10773 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10774 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10775 * global.c (compute_regsets): Likewise.
10776 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10777 finish_graph_dump_file): Likewise.
10778 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10779 unlink_bb_notes): Likewise.
10780 * integrate.c (get_hard_reg_initial_val): Likewise.
10781 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10782 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10783 * local-alloc.c (update_equiv_regs): Likewise.
10784 * loop-invariant.c (check_invariant_table_size,
10785 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10787 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10788 altered_reg_used, mark_altered): Likewise.
10789 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10790 insert_var_expansion_initialization,
10791 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10792 release_var_copies): Likewise.
10793 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10794 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10795 analyze_accesses_for_phi_node, check_var_notmodified_p,
10796 check_allocation_function, find_sites_in_func,
10797 record_all_accesses_in_func, transform_access_sites,
10798 transform_allocation_sites): Likewise.
10799 * omp-low.c (new_omp_region, create_omp_child_function_name,
10800 check_omp_nesting_restrictions, check_combined_parallel,
10801 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10802 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10803 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10804 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10806 * opts-common.c (prune_options): Likewise.
10807 * opts.c (add_input_filename, print_filtered_help,
10808 get_option_state): Likewise.
10809 * params.c (add_params): Likewise.
10810 * passes.c (set_pass_for_id, next_pass_1,
10811 do_per_function_toporder, pass_fini_dump_file): Likewise.
10812 * postreload.c (reload_cse_simplify_operands): Likewise.
10813 * predict.c (tree_predicted_by_p, tree_predict_edge,
10814 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10816 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10818 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10820 * recog.c (check_asm_operands, validate_change_1): Likewise.
10821 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10822 subst_asm_stack_regs): Likewise.
10823 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10824 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10825 * regmove.c (reg_is_remote_constant_p): Likewise.
10826 * regrename.c (regrename_optimize, scan_rtx_reg,
10827 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10829 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10830 regstat_compute_calls_crossed): Likewise.
10831 * reload1.c (init_reload, new_insn_chain,
10832 has_nonexceptional_receiver, reload, copy_reloads,
10833 calculate_needs_all_insns, init_elim_table): Likewise.
10834 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10835 * rtl.c (shallow_copy_rtx_stat): Likewise.
10836 * rtlanal.c (parms_set): Likewise.
10837 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10838 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10839 * sched-ebb.c (earliest_block_with_similiar_load,
10840 add_deps_for_risky_insns): Likewise.
10841 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10842 schedule_region): Likewise.
10843 * see.c (eq_descriptor_pre_extension,
10844 hash_descriptor_pre_extension, hash_del_pre_extension,
10845 eq_descriptor_properties, hash_descriptor_properties,
10846 hash_del_properties, see_seek_pre_extension_expr,
10847 see_initialize_data_structures, see_print_register_properties,
10848 see_print_pre_extension_expr, see_delete_merged_def_extension,
10849 see_delete_unmerged_def_extension, see_emit_use_extension,
10850 see_pre_delete_extension, see_map_extension, see_commit_changes,
10851 see_analyze_merged_def_local_prop,
10852 see_analyze_merged_def_local_prop,
10853 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10854 see_set_prop_merged_def, see_set_prop_unmerged_def,
10855 see_set_prop_unmerged_use, see_print_one_extension,
10856 see_merge_one_use_extension, see_merge_one_def_extension,
10857 see_store_reference_and_extension, see_update_uses_relevancy,
10858 see_update_defs_relevancy): Likewise.
10859 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10860 hash_statistics_free, curr_statistics_hash): Likewise.
10861 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10862 expand_asm_operands, expand_return, case_bit_test_cmp,
10863 expand_case): Likewise.
10864 * stor-layout.c (start_record_layout): Likewise.
10865 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10866 gt_pch_save_stringpool): Likewise.
10867 * tree-data-ref.c (hash_stmt_vertex_info,
10868 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10869 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10871 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10874 * config/i386/i386.md : Change constraints of HImode and QImode
10875 immediate operands from "i" to "n". Change SImode "ni" constraint to
10876 "i" and SImode "rmi" constraint to "g". Remove all constraints
10877 from const0_operand and const1_operand predicated operands.
10878 (i): Change QImode and HImode attribute from "i" to "n".
10879 (*subqi_2): Change HImode operands to QImode.
10882 2008-06-25 Olivier Hainque <hainque@adacore.com>
10884 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10887 2008-06-25 Richard Guenther <rguenther@suse.de>
10889 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10890 not overflow the result type.
10892 2008-06-25 Richard Guenther <rguenther@suse.de>
10894 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10895 (vn_lookup): Likewise.
10897 2008-06-25 Richard Guenther <rguenther@suse.de>
10899 PR tree-optimization/35518
10900 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10901 * tree-sra.c (instantiate_element): Use fold_build3 to build
10903 (try_instantiate_multiple_fields): Likewise.
10905 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10907 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10910 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10912 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10913 use_backchain_to_restore_sp to true
10914 if the offset of the link register save area would go over the 32k - 1
10915 offset limit of the load
10918 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10920 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10921 anchor for the type-punning blurb. Cross-reference "Structures
10922 unions enumerations and bit-fields implementation". Provide a
10923 cast-through-pointer example. Make final sentence self-contained.
10924 * doc/implement-c.texi (Structures unions enumerations and
10925 bit-fields implementation): Cross-reference the type-punning blurb
10926 in the -fstrict-aliasing documentation.
10928 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10930 PR middle-end/36594
10931 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10932 the memory instead of the memory itself for the save area.
10934 2008-06-24 Olivier Hainque <hainque@adacore.com>
10935 Nicolas Roche <roche@adacore.com>
10937 * gengtype.c (srcdir_len): size_t instead of int.
10938 (get_file_realbasename): New function. For F a filename, the real
10939 basename of F, with all the path components stripped.
10940 (get_file_srcdir_relative_path): New function. For F a filename, the
10941 relative path to F from $(srcdir).
10942 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10943 get_file_realbasename. Adjust the head comment.
10944 (get_prefix_langdir_index): New function. For F a filename, return the
10945 lang_dir_names[] relative index of the language directory that is
10947 (get_file_langdir): For F a filename, return the name of the language
10948 directory where F is located.
10949 (get_file_gtfilename): New function. The gt- output file name for an
10951 (get_output_file_with_visibility): Replace in-line computations with
10952 uses of get_file_gtfilename and get_prefix_langdir_index.
10953 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10955 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10957 PR tree-optimization/36504
10958 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10959 references without base address.
10961 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10963 PR middle-end/36584
10964 * calls.c (expand_call): Increase alignment for recursive functions.
10966 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10968 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10969 (TARGET_FUNCTION_VALUE): New define.
10970 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10971 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10973 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10975 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10976 (fmod<mode>3): Ditto.
10977 (remainderxf3): Ditto.
10978 (remainder<mode>3): Ditto.
10980 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10983 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10984 REG is a hard register.
10986 PR tree-optimization/36508
10987 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10988 499, don't check it at all in release compilers.
10990 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10992 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10993 together with SSE_TARGET_MATH to disable insn pattern.
10994 (*fop_<MODEF:mode>_2_i387): Ditto.
10995 (*fop_<MODEF:mode>_3_i387): Ditto.
10997 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10999 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11001 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11003 PR middle-end/34906
11004 * gimplify.c (gimplify_asm_expr): Check the return code of
11005 parse_output_constraint call, set function return and is_inout
11006 value if it failed.
11008 2008-06-22 Ian Lance Taylor <iant@google.com>
11010 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11011 (narrowest_signed_type): Likewise.
11012 * c-typeck.c (c_common_type): Change local variable mclass to enum
11014 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11015 tcc_comparison, not the tree code itself.
11016 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11017 (c_expand_expr): Cast modifier to enum expand_modifier.
11018 * c-common.h (C_RID_CODE): Add casts.
11019 (C_SET_RID_CODE): Define.
11020 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11021 (c_lex_one_token): Add cast to avoid warning.
11022 (c_parser_objc_type_name): Rename local typename to type_name.
11023 (check_no_duplicate_clause): Change code parameter to enum
11025 (c_parser_omp_var_list_parens): Change kind parameter to enum
11027 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11028 c_parser_omp_list_var_parens.
11029 (c_parser_omp_threadprivate): Likewise.
11030 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11031 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11032 * c-format.c (NO_FMT): Define.
11033 (printf_length_specs): Use NO_FMT.
11034 (asm_fprintf_length_specs): Likewise.
11035 (gcc_diag_length_specs): Likewise.
11036 (scanf_length_specs): Likewise.
11037 (strfmon_length_specs): Likewise.
11038 (gcc_gfc_length_specs): Likewise.
11039 (printf_flag_specs): Change 0 to STD_C89.
11040 (asm_fprintf_flag_specs): Likewise.
11041 (gcc_diag_flag_specs): Likewise.
11042 (gcc_cxxdiag_flag_specs): Likewise.
11043 (scanf_flag_specs): Likewise.
11044 (strftime_flag_specs): Likewise.
11045 (strfmon_flag_specs): Likewise.
11046 (print_char_table): Likewise.
11047 (asm_fprintf_char_table): Likewise.
11048 (gcc_diag_char_table): Likewise.
11049 (gcc_tdiag_char_table): Likewise.
11050 (gcc_cdiag_char_table): Likewise.
11051 (gcc_cxxdiag_char_table): Likewise.
11052 (gcc_gfc_char_table): Likewise.
11053 (scan_char_table): Likewise.
11054 (time_char_table): Likewis.
11055 (monetary_char_table): Likewise.
11056 * c-format.h (BADLEN): Likewise.
11058 2008-06-21 Ian Lance Taylor <iant@google.com>
11060 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11061 Define END_OF_BASE_TREE_CODES around inclusion.
11062 * tree.c (tree_code_type): New global array.
11063 (tree_code_length, tree_code_name): Likewise.
11064 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11065 $(lang_tree_files).
11066 (all-tree.def, s-alltree): New targets.
11067 (gencheck.h, s-gencheck): Remove.
11068 (tree.o): Depend upon all-tree.def.
11069 (build/gencheck.o): Remove gencheck.h dependency.
11070 (mostlyclean): Don't remove gencheck.h.
11071 * c-common.h (enum c_tree_code): Remove.
11072 * c-lang.c (tree_code_type): Remove.
11073 (tree_code_length, tree_code_name): Remove.
11074 * gencheck.c (tree_codes): Include all-tree.def, rather than
11075 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11077 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11079 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11080 (operator_name_info): Size to MAX_TREE_CODES.
11081 (assignment_operator_name_info): Likewise.
11082 * cp/cp-lang.c (tree_code_type): Remove.
11083 (tree_code_length, tree_code_name): Remove.
11084 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11085 (assignment_operator_name_info): Likewise.
11086 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11088 * cp/mangle.c (write_expression): Likewise.
11089 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11090 * fortran/f95-lang.c (tree_code_type): Remove.
11091 (tree_code_length, tree_code_name): Remove.
11092 * java/java-tree.h (enum java_tree_code): Remove.
11093 * java/lang.c (tree_code_type): Remove.
11094 (tree_code_length, tree_code_name): Remove.
11095 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11096 * objc/objc-act.h (enum objc_tree_code): Remove.
11097 * objc/objc-lang.c (tree_code_type): Remove.
11098 (tree_code_length, tree_code_name): Remove.
11099 * objcp/objcp-lang.c (tree_code_type): Remove.
11100 (tree_code_length, tree_code_name): Remove.
11101 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11102 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11103 * ada/misc.c (tree_code_type): Remove.
11104 (tree_code_length, tree_code_name): Remove.
11106 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11108 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11109 the grand_bitmap_obstack.
11111 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11113 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11114 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11115 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11116 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11117 move_stmt_r, new_label_mapper): Likewise.
11118 * tree-complex.c (cvc_lookup): Likewise.
11119 * tree-dfa.c (create_function_ann): Likewise.
11120 * tree-dump.c (dump_register): Likewise.
11121 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11122 find_phi_replacement_condition): Likewise.
11123 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11124 tree_function_versioning): Likewise.
11125 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11126 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11127 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11128 get_nonlocal_debug_decl, convert_nonlocal_reference,
11129 convert_nonlocal_omp_clauses, get_local_debug_decl,
11130 convert_local_reference, convert_local_omp_clauses,
11131 convert_nl_goto_reference, convert_nl_goto_receiver,
11132 convert_tramp_reference, convert_call_expr): Likewise.
11133 * tree-outof-ssa.c (contains_tree_r): Likewise.
11134 * tree-parloops.c (reduction_phi, initialize_reductions,
11135 eliminate_local_variables_1, add_field_for_reduction,
11136 add_field_for_name, create_phi_for_local_result,
11137 create_call_for_reduction_1, create_loads_for_reductions,
11138 create_stores_for_reduction, create_loads_and_stores_for_name):
11140 * tree-phinodes.c (allocate_phi_node): Likewise.
11141 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11142 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11143 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11144 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11145 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11146 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11147 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11148 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11149 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11150 vn_nary_op_insert): Likewise.
11151 * tree-ssa.c (redirect_edge_var_map_add,
11152 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11153 * tree-vectorizer.c (vectorize_loops): Likewise.
11154 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11155 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11156 tree_cons_stat, build1_stat, build_variant_type_copy,
11157 decl_init_priority_lookup, decl_fini_priority_lookup,
11158 decl_priority_info, decl_restrict_base_lookup,
11159 decl_restrict_base_insert, decl_debug_expr_lookup,
11160 decl_debug_expr_insert, decl_value_expr_lookup,
11161 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11162 type_hash_add, get_file_function_name, tree_check_failed,
11163 tree_not_check_failed, tree_range_check_failed,
11164 omp_clause_range_check_failed, build_omp_clause,
11165 build_vl_exp_stat): Likewise.
11166 * value-prof.c (gimple_histogram_value,
11167 gimple_duplicate_stmt_histograms): Likewise.
11168 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11169 unshare_variable, variable_union_info_cmp_pos, variable_union,
11170 dataflow_set_different_1, dataflow_set_different_2,
11171 vt_find_locations, variable_was_changed, set_variable_part,
11172 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11173 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11174 section_entry_hash, object_block_entry_eq,
11175 object_block_entry_hash, create_block_symbol,
11176 initialize_cold_section_name, default_function_rodata_section,
11177 strip_reg_name, set_user_assembler_name, const_desc_eq,
11178 build_constant_desc, output_constant_def, lookup_constant_def,
11179 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11180 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11181 default_internal_label): Likewise.
11182 * varray.c (varray_init, varray_grow): Likewise.
11183 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11185 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11188 operators for "test" insn. Macroize insn using SWI mode macro.
11189 (*jcc_fused_2): Ditto.
11190 (*jcc_fused_3): Macroize insn using SWI mode macro.
11191 (*jcc_fused_4): Ditto.
11193 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11195 * tree-ssa-pre.c: Fix typo in comment.
11196 (init_antic, fini_antic): Add explicit funtions for
11197 initializing and deinitializing ANTIC and AVAIL sets.
11198 (create_expression_by_pieces): Fix typo in comment.
11199 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11200 (execute_pre): Eventually dump details about ANTIC_IN.
11202 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11204 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11205 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11206 add_to_obstack, file_at_path, find_a_file, execute,
11207 add_preprocessor_option, add_assembler_option, add_linker_option,
11208 process_command, insert_wrapper, do_option_spec, do_self_spec,
11209 spec_path, do_spec_1, is_directory, main, used_arg,
11210 getenv_spec_function): Likewise.
11211 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11212 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11215 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11217 * doc/rtl.texi: Updated subreg section.
11219 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11222 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11223 node->needed and node->reachable.
11224 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11225 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11226 (expand_task_call): Don't call expand_task_copyfn.
11227 (expand_task_copyfn): Renamed to...
11228 (finalize_task_copyfn): ... this.
11230 2008-06-19 Jan Hubicka <jh@suse.cz>
11232 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11233 clobbering framepointer.
11235 2008-06-19 Jan Hubicka <jh@suse.cz>
11237 * tree-optimize.c (execute_early_local_optimizations): Set
11238 cgraph_state only at first invocation.
11240 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11242 * system.h (-Wc++-compat): Activate as a warning, no an error.
11244 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11246 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11247 instead of "#" in insn asm template.
11248 (*jcc_fused_2): Ditto.
11250 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.h (ix86_tune_indices)
11253 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11254 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11255 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11256 (*jcc_fused_2): Ditto.
11257 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11258 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11259 (print operand): Handle 'E' and 'e' code.
11261 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11263 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11267 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11269 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11271 (cgraph_expand_function): Use local copy of decl.
11272 (cgraph_expand_all_functions): Remove redundant initialization of
11274 (cgraph_optimize): Reword internal_error message.
11276 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11278 * arm-protos.h (arm_return_in_memory): Remove public
11279 arm_return_in_memory() prototype.
11280 * arm.c (arm_return_in_memory): Add static prototype, add target
11281 hook macro, change definition and comments.
11282 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11284 2008-06-19 Ben Elliston <bje@au.ibm.com>
11286 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11287 real.c: Remove references to IEEE 754R.
11288 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11289 * doc/libgcc.texi (Decimal float library routines): Likewise.
11291 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11293 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11294 (default_unwind_word_mode): Add prototype.
11295 * targhooks.c (default_unwind_word_mode): New function.
11296 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11297 instead of word_mode.
11298 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11299 (TARGET_INITIALIZER): Use it.
11301 * c-common.c (handle_mode_attribute): Support "unwind_word"
11303 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11305 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11306 word_mode to access SjLj_Function_Context member "data".
11307 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11308 conversion from targetm.eh_return_filter_mode () to
11309 targetm.unwind_word_mode () if they differ.
11311 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11312 (BT_FN_UNWINDWORD_PTR): New function type.
11313 (BT_FN_WORD_PTR): Remove.
11314 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11315 * except.c (expand_builtin_extend_pointer): Convert pointer to
11316 targetm.unwind_word_mode () instead of word_mode.
11318 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11319 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11320 (spu_unwind_word_mode): New function.
11321 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11322 (TARGET_UNWIND_WORD_MODE): Define.
11323 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11325 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11327 * config/spu/spu.c (reg_align): Remove.
11328 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11329 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11330 (spu_split_store): Likewise.
11332 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11334 * gcc/tree-vn.c: Fix typo in comment.
11336 2008-06-18 Jan Hubicka <jh@suse.cz>
11338 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11339 toplevel reorder too.
11341 2008-06-18 Jan Hubicka <jh@suse.cz>
11343 * c-opts.c (c_common_post_options): PCH is not compatible with
11345 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11346 -fno-toplevel-reorder by default now.
11348 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11350 PR documentation/30739
11351 * doc/install.texi (Prerequisites): Document dependency on awk.
11353 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11354 Ian Lance Taylor <iant@google.com>
11356 PR rtl-optimization/35604
11357 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11358 only want to change jump destinations, not eventual label comparisons.
11360 2008-06-16 Jan Hubicka <jh@suse.cz>
11362 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11364 (cgraph_analyze_function): Likewise.
11366 2008-06-16 Jan Hubicka <jh@suse.cz>
11368 * cgraph.h (cgraph_mark_if_needed): New function.
11369 * cgraphunit.c (cgraph_mark_if_needed): New function.
11370 * c-decl.c (duplicate_decl): Use it.
11372 2008-06-16 Jan Hubicka <jh@suse.cz>
11374 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11377 2008-06-16 Jan Hubicka <jh@suse.cz>
11379 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11381 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11382 Kazu Hirata <kazu@codesourcery.com>
11383 Maxim Kuvyrkov <maxim@codesourcery.com
11385 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11386 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11387 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11388 EXTRA_SPEC_FUNCTIONS.
11389 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11390 (DRIVER_SELF_SPECS): Adjust.
11391 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11392 * config/mips/st.h, config/mips/t-st: New.
11393 * config/mips/driver-native.c, config/mips/x-native: New.
11394 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11397 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11399 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11401 (ISA_HAS_FP_CONDMOVE): New macro.
11402 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11403 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11404 (ISA_HAS_NMADD3_NMSUB3): New macro.
11405 * config/mips/mips.c (mips_rtx_costs): Update.
11406 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11407 compiling for ST Loongson 2E/2F.
11408 (madd<mode>): Rename to madd4<mode>. Update.
11409 (madd3<mode>): New pattern.
11410 (msub<mode>): Rename to msub4<mode>. Update.
11411 (msub3<mode>): New pattern.
11412 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11413 (nmadd3<mode>): New pattern.
11414 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11415 (nmadd3<mode>_fastmath): New pattern.
11416 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11417 (nmsub3<mode>): New pattern.
11418 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11419 (nmsub3<mode>_fastmath): New pattern.
11420 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11422 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11424 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11425 (DF_REF_INSN_INFO): New.
11426 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11427 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11428 with a NULL DF_REF_INSN_INFO.
11429 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11431 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11432 DF_INSN_INFO_EQ_USES): New.
11433 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11434 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11435 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11436 * df-core.c: Update comment for above changes.
11437 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11438 DF_INSN_UID_* macros.
11439 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11440 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11441 insn rtx. Update all callers.
11442 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11443 df_ref_create_structure, df_insn_refs_collect): Likewise.
11444 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11445 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11446 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11447 macros to access the insn refs.
11448 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11449 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11450 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11451 for accessing the refs.
11452 (try_fwprop_subst): Likewise.
11453 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11454 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11455 for accessing the refs.
11456 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11457 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11458 to look at the insn refs.
11459 (record_uses): Likewise.
11460 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11462 (mark_artificial_uses): Don't mark_insn for artificial refs.
11463 (mark_reg_rependencies): Likewise.
11465 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11467 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11469 * configure: Regenerate.
11471 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11473 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11474 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11475 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11477 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11479 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11480 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11481 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11483 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11485 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11486 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11487 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11489 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11491 * tree-ssa-sccvn.c: Fix format of comments.
11493 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11495 * cgraph.c: Remove unneeded forward declarations of eq_node()
11498 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11500 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11502 (see_update_relevancy): Likewise.
11503 * fwprop.c (try_fwprop_subst): Likewise.
11504 * rtlanal.c (noop_move_p): Likewise.
11505 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11506 notes to non-existing libcall blocks.
11507 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11509 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11510 (dead_libcall_p): Remove.
11511 (delete_trivially_dead_insns): Don't use it.
11512 * web.c (union_defs): Remove comment about keeping nops.
11513 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11514 (compute_hash_table_work): Don't track libcall notes.
11515 (do_local_cprop): Don't take libcall pointers. Don't update
11517 (adjust_libcall_notes): Deleted.
11518 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11519 ever have existed in the first place).
11520 (replace_store_insn): Don't try to remove libcall notes.
11521 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11522 (resolve_reg_notes): Don't call them.
11523 (resolve_simple_move): Likewise.
11524 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11525 Don't remove REG_RETVAL notes.
11526 * emit-rtl.c (try_split): Don't update libcall notes.
11527 (emit_copy_of_insn_after): Dito.
11528 * cselib.c (cselib_current_insn_in_libcall): Remove.
11529 (cselib_process_insn): Don't set/clear it.
11530 (new_elt_loc_list): Don't record it.
11531 (cselib_init): Don't initialize it.
11532 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11533 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11535 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11536 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11537 (init_deps): Don't initialize it.
11538 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11539 * combine.c (delete_noop_moves): Don't update libcall notes.
11540 (can_combine_p): Remove now pointless #if 0 block.
11541 (try_combine): Remove another obsolete #if 0 block.
11542 (distribute_notes): Don't distribute libcall notes.
11543 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11544 * dce.c (libcall_dead_p): Remove.
11545 (delete_unmarked_insns): Don't handle libcall blocks.
11546 (preserve_libcall_for_dce): Remove.
11547 (prescan_insns_for_dce): Don't special-case libcall block insns.
11548 * reload1 (reload): Don't handle libcall notes.
11549 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11552 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11554 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11555 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11556 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11558 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11560 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11561 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11562 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11564 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11566 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11568 2008-06-16 Ira Rosen <irar@il.ibm.com>
11570 PR tree-optimization/36493
11571 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11572 the arguments list. Use VECTYPE to create vector pointer.
11573 (vectorizable_store): Fail if accesses through a pointer to vectype
11574 do not alias the original memory reference operands.
11575 Call vect_create_data_ref_ptr without the removed argument.
11576 (vectorizable_load): Likewise.
11577 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11580 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11583 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11584 reg_equiv_constant.
11586 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11588 * config/mips/loongson2ef.md: New file.
11589 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11590 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11591 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11592 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11593 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11595 (loongson2ef.md): New include.
11596 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11597 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11598 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11599 (loongson_gt_<mode>, loongson_extract_halfword)
11600 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11601 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11602 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11603 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11604 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11605 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11606 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11607 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11608 (vec_interleave_low<mode>): Define type attribute.
11609 * config/mips/mips.c (mips_ls2): New static variable.
11610 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11611 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11612 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11613 Implement target scheduling hooks.
11614 (mips_multipass_dfa_lookahead): Update to handle tuning for
11616 (mips_sched_init): Initialize data for Loongson scheduling.
11617 (mips_ls2_variable_issue): New static function.
11618 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11620 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11621 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11622 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11623 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11624 Handle ST Loongson 2E/2F cores.
11625 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11627 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11629 * omp-low.c (extract_omp_for_data): Fix comment typo.
11632 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11634 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11635 FIXME note about gcc/config.guess.
11636 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11637 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11638 * doc/cppopts.texi: Likewise.
11639 * doc/extend.texi: Likewise.
11640 * doc/gcc.texi: Likewise.
11641 * doc/gccint.texi: Likewise.
11642 * doc/gcov.texi: Likewise.
11643 * doc/gty.texi: Likewise.
11644 * doc/hostconfig.texi: Likewise.
11645 * doc/install.texi: Likewise.
11646 * doc/invoke.texi: Likewise.
11647 * doc/loop.texi: Likewise.
11648 * doc/makefile.texi: Likewise.
11649 * doc/md.texi: Likewise.
11650 * doc/passes.texi: Likewise.
11651 * doc/tm.texi: Likewise.
11652 * doc/tree-ssa.texi: Likewise.
11653 * doc/trouble.texi: Likewise.
11655 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11656 Nathan Sidwell <nathan@codesourcery.com>
11657 Maxim Kuvyrkov <maxim@codesourcery.com>
11658 Richard Sandiford <rdsandiford@googlemail.com>
11660 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11661 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11662 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11664 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11665 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11666 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11668 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11669 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11670 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11671 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11672 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11673 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11674 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11675 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11676 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11677 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11678 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11679 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11680 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11681 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11682 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11683 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11684 (mips_builtins): Add Loongson builtins.
11685 (mips_loongson_2ef_bdesc): New.
11686 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11687 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11688 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11689 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11691 (mips_expand_vector_init): New.
11692 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11693 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11695 * config/mips/mips.md: Add unspec numbers for Loongson
11696 builtins. Include loongson.md.
11697 (MOVE64): Include Loongson vector modes.
11698 (SPLITF): Include Loongson vector modes.
11699 (HALFMODE): Handle Loongson vector modes.
11700 * config/mips/loongson.md: New.
11701 * config/mips/loongson.h: New.
11702 * config.gcc: Add loongson.h header for mips*-*-* targets.
11703 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11705 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11707 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11708 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11709 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11710 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11711 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11712 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11713 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11714 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11715 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11716 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11717 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11718 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11719 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11720 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11721 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11722 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11723 Remove use_fixproto=yes.
11724 (ia64*-*-hpux*): Remove comment about using fixproto.
11725 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11727 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11729 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11731 * configure: Regenerate.
11733 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11735 PR middle-end/36520
11736 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11737 before evaluating it.
11739 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11742 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11743 nested inline functions.
11744 (start_decl, start_function): Don't invert DECL_EXTERNAL
11745 for nested inline functions.
11747 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11749 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11750 splits that must be made for correctness.
11752 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11754 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11755 (AVAIL_NON_MIPS16): Likewise.
11756 (mips_builtin_description): Replace target_flags with a predicate.
11757 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11758 (dspr2_32): New availability predicates.
11759 (MIPS_BUILTIN): New macro.
11760 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11761 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11762 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11763 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11764 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11765 (mips_dsp_32only_bdesc): Merge into...
11766 (mips_builtins): ...this new array.
11767 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11768 (mips_init_builtins): Update after above changes.
11769 (mips_expand_builtin_1): Merge into...
11770 (mips_expand_builtin): ...here and update after above changes.
11772 2008-06-12 Paul Brook <paul@codesourcery.com>
11774 * longlong.h (__arm__): Define count_leading_zeros.
11775 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11776 (clzsi2, clzdi2): New functions.
11777 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11778 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11779 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11780 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11781 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11782 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11783 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11784 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11785 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11786 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11788 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11790 * config/m68k/m68k.c (m68k_tune_flags): New.
11791 (override_options): Compute m68k_tune_flags.
11792 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11793 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11795 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11797 PR middle-end/36506
11798 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11800 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11802 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11803 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11805 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11807 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11808 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11810 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11812 PR middle-end/36506
11813 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11816 2008-06-12 Richard Guenther <rguenther@suse.de>
11818 PR tree-optimization/36345
11819 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11820 add memory_tag_needed flag.
11821 (may_alias_p): Declare.
11822 * tree-ssa-alias.c (may_alias_p): Export.
11823 (set_initial_properties): Use memory_tag_needed flag.
11824 (update_reference_counts): Likewise.
11825 (reset_alias_info): Reset memory_tag_needed flag.
11826 (create_name_tags): Check memory_tag_needed flag.
11827 (dump_points_to_info_for): Dump it.
11828 * tree-ssa-structalias.c (struct variable_info): Remove
11829 directly_dereferenced flag.
11830 (new_var_info): Do not initialize it.
11831 (process_constraint_1): Do not set it.
11832 (update_alias_info): Set is_dereferenced flag.
11833 (set_uids_in_ptset): Use may_alias_p.
11834 (set_used_smts): Check memory_tag_needed flag.
11835 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11836 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11837 memory_tag_needed flag.
11838 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11839 from broken design.
11841 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11843 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11844 red zone for w64 abi.
11845 (ix86_expand_prologue): Likewise.
11846 (ix86_force_to_memory): Likewise.
11847 (ix86_free_from_memory): Likewise.
11849 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11852 * config/rs6000/rs6000.c (rs6000_override_options): Set
11853 rs6000_isel conditionally to the absence of comand line override.
11854 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11855 Remove duplicate rs6000_isel setting.
11856 * config/rs6000/eabispe.h: Ditto.
11858 2008-06-11 Richard Guenther <rguenther@suse.de>
11860 * alias.c (get_alias_set): Use the element alias-set for arrays.
11861 (record_component_aliases): For arrays and vectors do nothing.
11862 * c-common.c (strict_aliasing_warning): Handle the cases
11863 of alias set zero explicitly.
11864 * Makefile.in (dfp.o-warn): Add -Wno-error.
11866 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11868 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11870 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11871 tune_32 tune_64 to supported_defaults. Allow values not
11872 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11873 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11874 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11875 with_cpu_64 to generic for 64-bit-supporting configurations, not
11876 with_cpu. Remove FIXMEs.
11877 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11878 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11879 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11880 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11881 arch_32 and arch_64.
11883 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11884 Olivier Hainque <hainque@adacore.com>
11886 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11887 Use DECL_SIZE_UNIT to retrieve the size of the field.
11889 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11891 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11892 with function calls after declarations. Lay out
11893 neon_float_type_node before further use.
11895 2008-06-11 Richard Guenther <rguenther@suse.de>
11897 * tree-flow.h (may_point_to_global_var): Declare.
11898 * tree-ssa-alias.c (may_point_to_global_var): New function.
11899 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11901 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11903 * configure.ac: Teach that fido supports .debug_line.
11904 * configure: Regenerate.
11906 2008-06-10 Tom Tromey <tromey@redhat.com>
11908 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11911 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11913 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11914 (encode_decimal64, decode_decimal64, encode_decimal128,
11915 decode_decimal128): Reverse order of 32-bit parts of value if host
11916 and target endianness differ.
11918 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11920 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11921 Avoid division by 0.
11922 (tree_mod_pow2_value_transform): Likewise.
11923 (tree_ic_transform): Likewise.
11924 (tree_stringops_transform): Likewise.
11925 (tree_mod_subtract_transform): Likewise.
11926 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11927 (copy_edges_for_bb): Likewise.
11928 (initialize_cfun): Likewise.
11930 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11932 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11933 nonmemory_operand. Add "N" operand constraint.
11935 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11936 (*jcc_btsi_mask): Ditto.
11937 (*jcc_btsi_mask_1): Ditto.
11939 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11941 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11942 TYPE_CANONICAL for copied element type.
11944 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11947 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11948 Add m_CORE2 and m_GENERIC.
11949 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11950 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11952 (*jcc_btdi_rex64): New instruction and split pattern.
11953 (*jcc_btsi): Ditto.
11954 (*jcc_btsi_1): Ditto.
11955 (*btsq): Fix Intel asm dialect operand order.
11959 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11961 PR middle-end/36447
11962 * simplify-rtx.c (simplify_subreg): Add check for shift count
11965 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11967 * doc/md.texi: Synchronize with later constraints.md change.
11968 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11969 with a C implementation.
11970 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11972 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11973 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11974 when moving to and from MD_REGNUM.
11975 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11976 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11977 Handle byte and halfword moves.
11978 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11980 * config/mips/constraints.md (h): Turn into NO_REGS.
11981 (l, x): Update documentation.
11982 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11983 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11984 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11985 (HILO): New mode iterator.
11987 (any_div): New code iterator.
11988 (u): Extend code attribute to div and udiv.
11989 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11990 d_operand in the splitters. Remove redundant CONST_INT checks.
11991 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11992 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11993 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11994 accordingly, using normal moves instead of unspecs to move LO into
11995 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11996 (<u>mulsidi3): Handle expansion in C code.
11997 (<u>mulsidi3_32bit_internal): Rename to...
11998 (<u>mulsidi3_32bit): ...this.
11999 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12000 (*<u>mulsidi3_64bit): Rename to...
12001 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12002 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12003 to set LO and HI to the multiplication result. Use a normal move
12004 for MFLO and an unspec for MFHI.
12005 (*<u>mulsidi3_64bit_parts): Replace with...
12006 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12007 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12008 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12009 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12010 instead of HI. Split the instruction into a separate multiplication
12011 and MFHI if !TARGET_FIX_R4000.
12012 (<su>muldi3_highpart): Likewise.
12013 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12014 and the "=h" clobber.
12015 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12016 (<u>mulditi3): New expander.
12017 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12018 (madsi): Remove "=h" clobber.
12019 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12020 Force the modulus result to be a GPR and split the instruction into
12021 a division followed by an MFHI after reload.
12022 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12023 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12024 the MIPS16 HIGH define_split.
12025 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12026 of acc<->gpr moves to "multi".
12027 (*movdi_64bit): Replace the single "x" alternative with
12028 alternatives for moving into and out of "a".
12029 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12030 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12031 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12032 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12033 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12034 (movti): New expander.
12035 (*movti, *movti_mips16): New insns.
12036 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12037 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12038 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12039 * config/mips/predicates.md (fpr_operand): Delete.
12040 (d_operand): New predicate.
12042 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12044 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12045 failure on some Bourne shells.
12046 (x86_64-*-*): Ditto.
12048 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12050 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12052 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12054 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12055 (sparc-sun-solaris2*): Likewise.
12057 2008-06-09 Arnaud Charlet <charlet@adacore.com
12059 * doc/install.texi: Update requirements to build the Ada compiler.
12061 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12063 * df-scan.c (struct df_scan_problem_data): Remove the
12064 mw_link_pool alloc pool.
12065 (df_scan_free_internal): Don't free it.
12066 (df_scan_alloc): Don't allocate it.
12067 * df.h (struct df_link): Update comment.
12069 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12071 * except.h: Correct checks for when SJLJ exceptions must be used.
12073 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12075 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12078 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12080 PR tree-optimization/36218
12081 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12082 configure for the build system.
12083 (BUILD_LDFLAGS): Define.
12084 * configure: Regenerate.
12085 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12087 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12090 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12091 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12092 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12094 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12096 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12098 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12100 * config.gcc (Obsolete configurations): Remove list of
12102 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12103 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12104 targets matched by those patterns.
12105 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12106 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12107 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12108 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12109 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12110 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12111 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12112 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12113 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12114 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12115 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12116 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12117 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12118 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12119 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12120 Make code for Solaris 7 and greater unconditional for Solaris.
12121 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12122 Remove --with-* handling.
12123 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12124 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12125 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12126 LINK_OS_WINDISS_SPEC): Remove.
12127 * config/rs6000/sysv4.opt (mwindiss): Remove.
12128 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12129 * configure: Regenerate.
12130 * doc/cpp.texi: Don't mention BeOS.
12131 * doc/extend.texi (interrupt): Don't mention MS1.
12132 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12133 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12134 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12135 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12136 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12138 * doc/invoke.texi (MT Options): Remove.
12139 (-mwindiss): Remove.
12140 (CRIS Options): Remove cris-axis-aout references.
12141 (HPPA Options): Don't mention hppa1.1-*-pro.
12142 * doc/md.texi: (MorphoTech family): Remove.
12143 * libgcc2.c: Don't handle UWIN.
12144 * config/alpha/t-unicosmk: Remove.
12145 * config/alpha/unicosmk.h: Remove.
12146 * config/arm/kaos-arm.h: Remove.
12147 * config/arm/kaos-strongarm.h: Remove.
12148 * config/arm/strongarm-coff.h: Remove.
12149 * config/arm/strongarm-elf.h: Remove.
12150 * config/arm/strongarm-pe.h: Remove.
12151 * config/arm/t-strongarm-pe: Remove.
12152 * config/arm/t-xscale-coff: Remove.
12153 * config/arm/t-xscale-elf: Remove.
12154 * config/arm/xscale-coff.h: Remove.
12155 * config/arm/xscale-elf.h: Remove.
12156 * config/chorus.h: Remove.
12157 * config/cris/aout.h: Remove.
12158 * config/cris/aout.opt: Remove.
12159 * config/cris/t-aout: Remove.
12160 * config/i386/beos-elf.h: Remove.
12161 * config/i386/kaos-i386.h: Remove.
12162 * config/i386/ptx4-i.h: Remove.
12163 * config/i386/sco5.h: Remove.
12164 * config/i386/sco5.opt: Remove.
12165 * config/i386/sysv4-cpp.h: Remove.
12166 * config/i386/sysv5.h: Remove.
12167 * config/i386/t-beos: Remove.
12168 * config/i386/t-sco5: Remove.
12169 * config/i386/t-uwin: Remove.
12170 * config/i386/uwin.asm: Remove.
12171 * config/i386/uwin.h: Remove.
12172 * config/kaos.h: Remove.
12173 * config/mips/windiss.h: Remove.
12174 * config/mt: Remove directory.
12175 * config/pa/pa-osf.h: Remove.
12176 * config/pa/pa-pro-end.h: Remove.
12177 * config/pa/t-pro: Remove.
12178 * config/ptx4.h: Remove.
12179 * config/rs6000/beos.h: Remove.
12180 * config/rs6000/kaos-ppc.h: Remove.
12181 * config/rs6000/t-beos: Remove.
12182 * config/rs6000/windiss.h: Remove.
12183 * config/sh/kaos-sh.h: Remove.
12184 * config/sol2-6.h: Remove.
12185 * config/sparc/sol26-sld.h: Remove.
12186 * config/sparc/sysv4-only.h: Remove.
12187 * config/vax/bsd.h: Remove.
12188 * config/vax/t-memfuncs: Remove.
12189 * config/vax/ultrix.h: Remove.
12190 * config/vax/vaxv.h: Remove.
12191 * config/windiss.h: Remove.
12193 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12195 PR rtl-optimization/36438
12196 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12197 for vector shifts with constant scalar shift operands.
12199 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12201 * doc/invoke.texi: Document -march=xlr.
12202 * config/mips/xlr.md: New file.
12203 * config/mips/mips.md: Include it.
12205 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12206 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12207 (mips_rtx_cost_data): Likewise.
12209 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12211 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12212 PRE_INC and PRE_DEC cases.
12214 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12216 PR rtl-optimization/36419
12217 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12218 the emitting jump insn.
12221 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12222 is not bool, boolify the whole *expr_p and convert to the desired type.
12224 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12226 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12227 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12228 Add omp_private_outer_ref hook, add another argument to
12229 omp_clause_default_ctor hook.
12230 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12231 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12232 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12233 hook_tree_tree_tree_tree_null.
12234 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12235 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12236 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12237 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12238 * tree.def (OMP_TASK): New tree code.
12239 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12240 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12241 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12242 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12243 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12244 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12245 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12246 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12247 (OMP_DIRECTIVE_P): Add OMP_TASK.
12248 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12249 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12250 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12251 and OMP_CLAUSE_UNTIED entries.
12252 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12254 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12255 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12256 * tree-pretty-print.c (dump_omp_clause): Handle
12257 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12258 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12259 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12260 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12261 warning about unsigned iterators. Change decl/init/cond/incr
12262 arguments to TREE_VECs, check arguments for all collapsed loops.
12263 (c_finish_omp_taskwait): New function.
12264 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12266 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12267 default_function_array_conversion on init. Add par_clauses argument.
12268 If decl is present in parallel's lastprivate clause, change it to
12269 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12270 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12271 collapse count in clauses.
12272 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12273 c_parser_omp_for_loop callers.
12274 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12275 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12276 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12277 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12279 (c_parser_omp_clause_schedule): Handle schedule(auto).
12280 Include correct location in the error message.
12281 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12282 and PRAGMA_OMP_CLAUSE_UNTIED.
12283 (OMP_TASK_CLAUSE_MASK): Define.
12284 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12285 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12286 * tree-nested.c (convert_nonlocal_omp_clauses,
12287 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12288 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12289 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12290 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12292 (conver_nonlocal_reference, convert_local_reference,
12293 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12294 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12295 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12296 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12297 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12298 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12299 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12300 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12301 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12303 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12304 * c-common.h (c_finish_omp_taskwait): New prototype.
12305 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12306 * tree-parloops.c (create_parallel_loop): Create 1 entry
12307 vectors for OMP_FOR_{INIT,COND,INCR}.
12308 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12309 (make_edges): Handle OMP_TASK.
12310 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12311 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12312 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12313 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12314 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12315 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12316 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12317 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12318 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12319 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12320 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12321 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12322 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12323 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12324 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12325 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12326 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12327 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12328 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12329 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12330 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12331 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12332 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12333 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12334 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12335 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12336 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12337 original iterator is present in lastprivate clause or if
12338 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12339 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12340 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12341 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12342 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12343 if it is set, lookup var in outer contexts too. Handle
12344 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12345 to be implicitly determined firstprivate for task regions.
12346 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12347 if it is set, lookup var in outer contexts too. Set
12348 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12349 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12350 OMP_CLAUSE_UNTIED. Take region_type as last argument
12351 instead of in_parallel and in_combined_parallel.
12352 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12354 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12355 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12356 (new_omp_context): Set default_kind to
12357 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12358 (omp_region_type): New enum.
12359 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12360 fields, add region_type.
12361 (new_omp_context): Take region_type as argument instead of is_parallel
12362 and is_combined_parallel.
12363 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12364 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12365 ctx->is_combined_parallel checks.
12366 (gimplify_omp_task): New function.
12367 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12369 * omp-low.c (extract_omp_for_data): Use schedule(static)
12370 for schedule(auto). Handle pointer and unsigned iterators.
12371 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12372 Add loops argument. Extract data for collapsed OMP_FOR loops.
12373 (expand_parallel_call): Assert sched_kind isn't auto,
12374 map runtime schedule to index 3.
12375 (struct omp_for_data_loop): New type.
12376 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12377 Add loop, loops, collapse and iter_type fields.
12378 (workshare_safe_to_combine_p): Disallow combined for if
12379 iter_type is unsigned long long. Don't combine collapse > 1 loops
12380 unless all bounds and steps are constant. Adjust extract_omp_for_data
12382 (expand_omp_for_generic): Handle pointer, unsigned and long long
12383 iterators. Handle collapsed OMP_FOR loops. Adjust
12384 for struct omp_for_data changes. If libgomp function doesn't return
12385 boolean_type_node, add comparison of the return value with 0.
12386 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12387 pointer, unsigned and long long iterators. Adjust for struct
12388 omp_for_data changes.
12389 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12390 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12391 unsigned long long. Allocate loops array, pass it to
12392 extract_omp_for_data. For collapse > 1 loops use always
12393 expand_omp_for_generic.
12394 (omp_context): Add sfield_map and srecord_type fields.
12395 (is_task_ctx, lookup_sfield): New functions.
12396 (use_pointer_for_field): Use is_task_ctx helper. Change first
12397 argument's type from const_tree to tree. Clarify comment.
12398 In OMP_TASK disallow copy-in/out sharing.
12399 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12400 (install_var_field): Add mask argument. Populate both record_type
12401 and srecord_type if needed.
12402 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12404 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12405 and DECL_FIELD_OFFSET.
12406 (scan_sharing_clauses): Adjust install_var_field callers. For
12407 firstprivate clauses on explicit tasks allocate the var by value in
12408 record_type unconditionally, rather than by reference.
12409 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12410 Use is_taskreg_ctx instead of is_parallel_ctx.
12411 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12412 (create_omp_child_function_name): Add task_copy argument, use
12413 *_omp_cpyfn* names if it is true.
12414 (create_omp_child_function): Add task_copy argument, if true create
12415 *_omp_cpyfn* helper function.
12416 (scan_omp_parallel): Adjust create_omp_child_function callers.
12417 Rename parallel_nesting_level to taskreg_nesting_level.
12418 (scan_omp_task): New function.
12419 (lower_rec_input_clauses): Don't run constructors for firstprivate
12420 explicit task vars which are initialized by *_omp_cpyfn*.
12421 Pass outer var ref to omp_clause_default_ctor hook if
12422 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12423 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12424 OMP_CLAUSE_REDUCTION_INIT.
12425 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12426 avoid duplicate setting of fields. Handle
12427 OMP_CLAUSE_PRIVATE_OUTER_REF.
12428 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12429 copy-out if TREE_READONLY, only copy-in.
12430 (expand_task_copyfn): New function.
12431 (expand_task_call): New function.
12432 (struct omp_taskcopy_context): New type.
12433 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12435 (lower_omp_parallel): Rename to...
12436 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12437 Call create_task_copyfn if srecord_type is needed. Adjust
12439 (task_shared_vars): New variable.
12440 (check_omp_nesting_restrictions): Warn if work-sharing,
12441 barrier, master or ordered region is closely nested inside OMP_TASK.
12442 Add warnings for barrier if closely nested inside of work-sharing,
12443 ordered, or master region.
12444 (scan_omp_1): Call check_omp_nesting_restrictions even for
12445 GOMP_barrier calls. Rename parallel_nesting_level to
12446 taskreg_nesting_level. Handle OMP_TASK.
12447 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12448 work-sharing construct, continue looking for them on parent parallel
12450 (lower_omp_for_lastprivate): Add lastprivate clauses
12451 to the beginning of dlist rather than end. Adjust for struct
12452 omp_for_data changes.
12453 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12454 not after it. Handle collapsed OMP_FOR loops, adjust for
12455 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12456 (get_ws_args_for): Adjust extract_omp_for_data caller.
12457 (scan_omp_for): Handle collapsed OMP_FOR
12458 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12459 (lower_omp_single_simple): If libgomp function doesn't return
12460 boolean_type_node, add comparison of the return value with 0.
12461 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12462 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12463 (parallel_nesting_level): Rename to...
12464 (taskreg_nesting_level): ... this.
12465 (is_taskreg_ctx): New function.
12466 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12467 of is_parallel_ctx.
12468 (execute_lower_omp): Rename parallel_nesting_level to
12469 taskreg_nesting_level.
12470 (expand_omp_parallel): Rename to...
12471 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12472 Call omp_task_call for OMP_TASK regions.
12473 (expand_omp): Adjust caller, handle OMP_TASK.
12474 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12476 * bitmap.c (bitmap_default_obstack_depth): New variable.
12477 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12478 if argument is NULL and bitmap_default_obstack is already initialized.
12479 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12481 * matrix-reorg.c (matrix_reorg): Likewise.
12483 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12485 * config/i386/i386.md (*indirect_jump): Macroize using P
12486 mode iterator. Remove !TARGET_64BIT from insn constraints.
12487 (*tablejump_1): Ditto.
12488 (*indirect_jump_rex64): Remove insn pattern.
12489 (*tablejump_1_rex64): Ditto.
12490 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12491 and eh_return_si insn patterns.
12493 2008-06-06 Richard Guenther <rguenther@suse.de>
12495 * tree-ssa-structalias.c (merge_smts_into): Remove.
12496 (find_what_p_points_to): Do not bother to compute the
12497 points-to set for pt_anything pointers.
12498 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12499 for pt_anything pointers is ok.
12501 2008-06-06 Jan Hubicka <jh@suse.cz>
12503 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12505 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12507 * cgraph.c: Fix typos in comments.
12508 (cgraph_availability_names): Fix string typo.
12509 * fold-const.c: Fix typos in comments.
12510 (fold_binary): Fix typo in warning.
12511 * genautomata.c: Fix typos in comments.
12512 (check_presence_pattern_sets): Fix typo in local variable.
12513 (output_description): Fix typo in output.
12514 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12515 * hwint.h: Likewise.
12516 * matrix-reorg.c (check_allocation_function): Likewise.
12517 * omega.c (smooth_weird_equations): Likewise.
12518 * auto-inc-dec.c: Fix typos in comments.
12519 * bb-reorder.c: Likewise.
12520 * builtins.c: Likewise.
12521 * c-common.c: Likewise.
12522 * c-cppbuiltin.c: Likewise.
12523 * c-parser.c: Likewise.
12524 * c-pretty-print.c: Likewise.
12525 * cfgcleanup.c: Likewise.
12526 * cfgexpand.c: Likewise.
12527 * cfghooks.c: Likewise.
12528 * cfglayout.c: Likewise.
12529 * cfgloopmanip.c: Likewise.
12530 * cgraphunit.c: Likewise.
12531 * coverage.c: Likewise.
12532 * dbxout.c: Likewise.
12533 * df-byte-scan.c: Likewise.
12534 * df-core.c: Likewise.
12535 * df-problems.c: Likewise.
12536 * df-scan.c: Likewise.
12538 * dominance.c: Likewise.
12539 * domwalk.c: Likewise.
12541 * dwarf2out.c: Likewise.
12542 * emit-rtl.c: Likewise.
12543 * et-forest.c: Likewise.
12544 * function.c: Likewise.
12545 * function.h: Likewise.
12547 * gcov-io.c: Likewise.
12548 * gcov.c: Likewise.
12549 * gcse.c: Likewise.
12550 * genattrtab.c: Likewise.
12551 * ggc-page.c: Likewise.
12552 * gimplify.c: Likewise.
12553 * gthr-lynx.h: Likewise.
12554 * haifa-sched.c: Likewise.
12555 * ipa-cp.c: Likewise.
12556 * ipa-inline.c: Likewise.
12557 * ipa-prop.h: Likewise.
12558 * ipa-pure-const.c: Likewise.
12559 * ipa-struct-reorg.c: Likewise.
12560 * ipa-struct-reorg.h: Likewise.
12561 * ipa-type-escape.c: Likewise.
12563 * loop-doloop.c: Likewise.
12564 * mips-tfile.c: Likewise.
12565 * mkmap-flat.awk: Likewise.
12566 * mkmap-symver.awk: Likewise.
12567 * modulo-sched.c: Likewise.
12568 * omp-low.c: Likewise.
12569 * optabs.c: Likewise.
12570 * optabs.h: Likewise.
12571 * opts.c: Likewise.
12572 * passes.c: Likewise.
12573 * postreload-gcse.c: Likewise.
12574 * postreload.c: Likewise.
12575 * predict.c: Likewise.
12576 * pretty-print.h: Likewise.
12577 * profile.c: Likewise.
12578 * protoize.c: Likewise.
12579 * ra-conflict.c: Likewise.
12580 * real.c: Likewise.
12581 * recog.c: Likewise.
12582 * regclass.c: Likewise.
12583 * regs.h: Likewise.
12584 * reload.c: Likewise.
12585 * rtl-error.c: Likewise.
12586 * rtlanal.c: Likewise.
12587 * scan.h: Likewise.
12588 * sched-rgn.c: Likewise.
12590 * stmt.c: Likewise.
12591 * target.h: Likewise.
12592 * tree-dfa.c: Likewise.
12593 * tree-eh.c: Likewise.
12594 * tree-flow-inline.h: Likewise.
12595 * tree-inline.c: Likewise.
12596 * tree-into-ssa.c: Likewise.
12597 * tree-loop-distribution.c: Likewise.
12598 * tree-nested.c: Likewise.
12599 * tree-parloops.c: Likewise.
12600 * tree-pass.h: Likewise.
12601 * tree-pretty-print.c: Likewise.
12602 * tree-profile.c: Likewise.
12603 * tree-scalar-evolution.c: Likewise.
12604 * tree-sra.c: Likewise.
12605 * tree-ssa-alias-warnings.c: Likewise.
12606 * tree-ssa-ccp.c: Likewise.
12607 * tree-ssa-coalesce.c: Likewise.
12608 * tree-ssa-dom.c: Likewise.
12609 * tree-ssa-dse.c: Likewise.
12610 * tree-ssa-forwprop.c: Likewise.
12611 * tree-ssa-live.c: Likewise.
12612 * tree-ssa-live.h: Likewise.
12613 * tree-ssa-loop-im.c: Likewise.
12614 * tree-ssa-loop-ivopts.c: Likewise.
12615 * tree-ssa-loop-niter.c: Likewise.
12616 * tree-ssa-loop-prefetch.c: Likewise.
12617 * tree-ssa-phiopt.c: Likewise.
12618 * tree-ssa-phiprop.c: Likewise.
12619 * tree-ssa-sccvn.c: Likewise.
12620 * tree-ssa-ter.c: Likewise.
12621 * tree-ssa-threadupdate.c: Likewise.
12622 * tree-ssa.c: Likewise.
12623 * tree-vect-analyze.c: Likewise.
12624 * tree-vect-transform.c: Likewise.
12625 * tree-vectorizer.c: Likewise.
12626 * tree-vn.c: Likewise.
12627 * tree-vrp.c: Likewise.
12628 * tree.c: Likewise.
12629 * tree.def: Likewise.
12630 * tree.h: Likewise.
12631 * unwind-dw2-fde.c: Likewise.
12632 * unwind.inc: Likewise.
12633 * value-prof.c: Likewise.
12634 * vmsdbgout.c: Likewise.
12636 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12638 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12639 always place FP constants in the TOC for TARGET_POWERPC64.
12640 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12642 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12644 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12645 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12646 enable for TARGET_E500_DOUBLE.
12647 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12648 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12649 floating-point modes like integer modes for E500 double.
12650 (rs6000_legitimate_offset_address_p): Likewise.
12651 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12652 addressing for DDmode for E500 double.
12653 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12654 modes as using 64-bits of registers for E500 double.
12655 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12656 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12657 specially for E500 double.
12658 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12659 TDmode for E500 double.
12660 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12661 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12662 (rs6000_split_multireg_move): Do not handle TDmode specially for
12664 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12665 using 64-bit registers for E500 double.
12666 (emit_frame_save): Do not handle DDmode specially for E500 double.
12667 (gen_frame_mem_offset): Likewise.
12668 (rs6000_function_value): Do not call spe_build_register_parallel
12669 for DDmode or TDmode.
12670 (rs6000_libcall_value): Likewise.
12671 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12672 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12675 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12677 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12680 2008-06-04 Junjie Gu <jgu@tensilica.com>
12682 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12683 comparison for frame pointers.
12685 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12688 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12690 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12693 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12694 register is already smaller or equal to required mode.
12696 2008-06-04 Xinliang David Li <davidxl@google.com>
12698 * tree-call-cdce.c: New file.
12699 (cond_dead_built_in_calls): New static variable.
12700 (input_domain): New struct.
12701 (check_pow): New function.
12702 (check_builtin_call): Ditto.
12703 (check_target_format): Ditto.
12704 (is_call_dce_candidate): Ditto.
12705 (gen_one_condition): Ditto.
12706 (gen_conditions_for_domain): Ditto.
12707 (get_domain): Ditto.
12708 (gen_conditions_for_pow_cst_base): Ditto.
12709 (gen_conditions_for_pow_int_base): Ditto.
12710 (gen_conditions_for_pow): Ditto.
12711 (get_no_error_domain): Ditto.
12712 (gen_shrink_wrap_conditions): Ditto.
12713 (shrink_wrap_one_built_in_call): Ditto.
12714 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12715 (tree_call_cdce): Ditto.
12716 (gate_call_cdce): Ditto.
12717 (pass_call_cdce): New gimple pass.
12718 * passes.c: (init_optimization_passes): New pass.
12719 * tree-pass.h: New pass declaration.
12720 * opts.c (decode_options): New flag setting.
12721 * common.opt: Add -ftree-builtin-call-dce flag.
12722 * Makefile.in: Add new source file.
12723 * tempvar.def: New tv_id.
12724 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12726 2008-06-04 Richard Guenther <rguenther@suse.de>
12728 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12729 (is_call_clobbered): Always check var_ann->call_clobbered.
12730 (mark_call_clobbered): Always set var_ann->call_clobbered.
12731 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12732 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12733 (reset_alias_info): Clear call clobbering info on MTAGs and
12735 (set_pt_anything): Set pt_global_mem.
12736 (create_tag_raw): Adjust comment.
12737 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12739 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12740 Maxim Kuvyrkov <maxim@codesourcery.com>
12742 * config/m68k/m68k.opt (mxgot): New option.
12743 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12744 (m68k_output_addr_const_extra): New.
12745 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12746 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12747 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12748 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12750 2008-06-04 Richard Guenther <rguenther@suse.de>
12752 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12753 negative or non-representable offsets.
12755 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12757 * config/i386/i386.c (ix86_gen_leave): New.
12758 (ix86_gen_pop1): Likewise.
12759 (ix86_gen_add3): Likewise.
12760 (ix86_gen_sub3): Likewise.
12761 (ix86_gen_sub3_carry): Likewise.
12762 (ix86_gen_one_cmpl2): Likewise.
12763 (ix86_gen_monitor): Likewise.
12764 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12765 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12766 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12767 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12768 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12769 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12770 (ix86_expand_epilogue): Updated.
12771 (print_operand): Handle integer register operand for 'z'.
12772 (ix86_expand_strlensi_unroll_1): Likewise.
12773 (ix86_expand_strlen): Likewise.
12774 (ix86_expand_builtin): Likewise.
12775 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12776 mov{q}/mov{l} and add{q}/add{l}.
12778 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12780 * config/i386/i386.md (P): New mode iterator.
12781 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12782 using P mode iterator.
12783 (DFmode push_operand splitter): Ditto.
12784 (XFmode push_operand splitter): Ditto.
12785 (DFmode float_extend SFmode push_operand splitter): Ditto.
12786 (XFmode float_extend SFmode push_operand splitter): Do not generate
12787 SImode pushes for 64bit target. Macroize Dimode and SImode
12788 pushes using P mode iterator.
12789 (XFmode float_extend DFmode push_operand splitter): Ditto.
12791 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12793 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12794 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12795 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12796 return type to int.
12797 (ix86_call_abi_override): Remove check for call_used_regs.
12799 2008-06-03 Richard Guenther <rguenther@suse.de>
12801 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12802 for the lhs of calls if the return type contains pointers.
12804 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12806 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12807 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12808 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12809 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12810 of cfun and DEFAULT_ABI to deceide abi mode.
12811 (DEFAULT_ABI): New.
12812 (REG_PARM_STACK_SPACE): Removed.
12813 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12814 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12815 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12816 (ix86_function_abi): Likewise.
12817 (ix86_function_type_abi): Likewise.
12818 (ix86_call_abi_override): Likewise.
12819 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12820 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12821 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12822 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12824 (X86_64_REGPARM_MAX): New.
12825 (X86_64_SSE_REGPARM_MAX): New.
12826 (X64_REGPARM_MAX): New.
12827 (X64_SSE_REGPARM_MAX): New.
12828 (X86_32_REGPARM_MAX): New.
12829 (X86_32_SSE_REGPARM_MAX): New.
12830 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12831 (ix86_function_regparm): Handle user calling abi.
12832 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12833 by DEFAULT_ABI versus SYSV_ABI check.
12834 (ix86_reg_parm_stack_space): New.
12835 (ix86_function_type_abi): New.
12836 (ix86_call_abi_override): New.
12837 (ix86_function_abi): New.
12838 (ix86_cfun_abi): New.
12839 (init_cumulative_args): Call abi specific initialization.
12840 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12841 (function_arg_64): Extend SSE_REGPARM_MAX check.
12842 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12843 (ix86_pass_by_reference): Likewise.
12844 (ix86_function_value_regno_p): Likewise.
12845 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12846 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12847 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12848 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12849 (setup_incoming_varargs_64): Adjust regparm for call abi.
12850 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12851 (ix86_va_start): Likewise.
12852 (ix86_gimplify_va_arg): Likewise.
12853 (ix86_expand_prologue): Likewise.
12854 (output_pic_addr_const): Likewise.
12855 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12856 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12857 (x86_output_mi_thunk): Likewise.
12858 (x86_function_profiler): Likewise.
12859 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12860 (SYSV_ABI, MS_ABI): New constants.
12861 (DEFAULT_ABI): New.
12862 (init_regs): Add prototype of function in regclass.c file.
12863 (OVERRIDE_ABI_FORMAT): New.
12864 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12865 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12866 (OUTGOING_REG_PARM_STACK_SPACE): New.
12867 (ix86_reg_parm_stack_space): New prototype.
12868 (CUMULATIVE_ARGS): Add call_abi member.
12869 (machine_function): Add call_abi member.
12870 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12871 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12873 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12876 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12877 (avr_builtin_setjmp_frame_value): New function.
12878 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12879 (nonlocal_goto): Define.
12881 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12883 * config/mips/mips.c (mips_emit_loadgp): Return early if
12884 there is nothing do to, otherwise emit a blockage if
12885 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12886 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12888 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12890 * configure.ac: Drop unneeded backslash ending up in config.in.
12891 * acinclude.m4: Likewise.
12892 * config.in: Regenerate.
12894 2008-05-26 Jan Hubicka <jh@suse.cz>
12896 * predict.c (maybe_hot_frequency_p): Break out of...
12897 (maybe_hot_bb_p): ... here.
12898 (maybe_hot_edge_p): New.
12899 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12900 * basic-block.h (maybe_hot_edge_p): Declare.
12902 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12904 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12905 (*cmpfp_<mode>_cc): Ditto.
12906 (*fp_jcc_8<mode>_387): Ditto.
12907 (*fop_<MODEF:mode>_2_i387): Ditto.
12908 (*fop_<MODEF:mode>_3_i387): Ditto.
12909 (*fop_xf_2_i387): Ditto.
12910 (*fop_xf_3_i387): Ditto.
12912 2008-06-02 Tomas Bily <tbily@suse.cz>
12914 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12916 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12918 * config/mips/mips.c (mips_valid_offset_p): New function.
12919 (mips_valid_lo_sum_p): Likewise.
12920 (mips_classify_address): Use them.
12921 (mips_force_address): New function.
12922 (mips_legitimize_address): Use it.
12923 * config/mips/mips.md (MOVE128): New mode iterator.
12924 (movtf): Require TARGET_64BIT. Remove empty strings.
12925 (*movtf_internal): Rename to...
12926 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12927 of "R" and use {,fp}{load,store} attributes instead of "multi".
12928 Use a separate define_split.
12929 (*movtf_mips16): New pattern.
12931 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12933 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12934 * config/mips/mips.c (mips_expand_before_return): New function.
12935 (mips_expand_epilogue): Call it.
12936 * config/mips/mips.md (return): Turn into a define_expand.
12937 (*return): New insn.
12939 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12941 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12942 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12943 functions. Do not emit uses and clobbers of CONCATs; individually
12944 use and clobber their operands.
12945 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12946 gen_clobber, emit_use and gen_use.
12947 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12948 (expand_builtin_return): Likewise.
12949 * cfgbuild.c (count_basic_blocks): Likewise.
12950 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12951 * explow.c (emit_stack_restore): Likewise.
12952 * expmed.c (extract_bit_field_1): Likewise.
12953 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12954 (emit_move_multi_word, store_constructor): Likewise.
12955 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12956 (thread_prologue_and_epilogue_insns): Likewise.
12957 * lower-subreg.c (resolve_simple_move): Likewise.
12958 * optabs.c (widen_operand, expand_binop): Likewise.
12959 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12960 * reload.c (find_reloads): Likewise.
12961 * reload1.c (eliminate_regs_in_insn): Likewise.
12962 * stmt.c (expand_nl_goto_receiver): Likewise.
12963 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12964 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12965 * config/arm/arm.c (arm_load_pic_register): Likewise.
12966 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12967 * config/arm/arm.md (untyped_return): Likewise.
12968 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12969 * config/avr/avr.c (expand_prologue): Likewise.
12970 * config/bfin/bfin.c (do_unlink): Likewise.
12971 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12972 * config/cris/cris.c (cris_expand_prologue): Likewise.
12973 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12974 (machopic_legitimize_pic_address): Likewise.
12975 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12976 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12977 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12978 (ix86_expand_convert_uns_didf_sse): Likewise.
12979 (ix86_expand_vector_init_general): Likewise.
12980 * config/ia64/ia64.md (eh_epilogue): Likewise.
12981 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12982 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12983 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12984 (config/iq2000/iq2000.c): Likewise.
12985 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12986 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12987 (builtin_longjmp): Likewise.
12988 * config/mn10300/mn10300.md (call, call_value): Likewise.
12989 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12990 * config/pdp11/pdp11.md (abshi2): Likewise.
12991 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12992 * config/s390/s390.c (s390_emit_prologue): Likewise.
12993 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12994 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12995 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12996 * config/sh/sh.c (prepare_move_operands): Likewise.
12997 (output_stack_adjust, sh_expand_epilogue): Likewise.
12998 (sh_set_return_address, sh_expand_t_scc): Likewise.
12999 * config/sparc/sparc.c (load_pic_register): Likewise.
13000 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13001 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13002 * config/v850/v850.c (expand_epilogue): Likewise.
13004 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13006 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13007 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13008 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13009 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13010 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13011 stack pointer register.
13012 (output_movhi): Remove code for interrupt specific writing to the
13013 stack pointer register.
13015 2008-05-31 Richard Guenther <rguenther@suse.de>
13017 PR tree-optimization/34244
13018 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13019 (tree_expr_nonzero_warnv_p): Likewise.
13020 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13021 ssa_name_nonnegative_p.
13022 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13023 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13024 not tree_expr_nonzero_warnv_p.
13026 PR tree-optimization/36262
13028 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13030 PR tree-optimization/34244
13031 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13032 (record_numbers_of_iterations): New function.
13033 (execute_vrp): Cache the numbers of iterations of loops.
13034 * tree-scalar-evolution.c (scev_reset_except_niters):
13036 (scev_reset): Use scev_reset_except_niters.
13037 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13039 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13041 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13042 __WORKAROUND_RETS when appropriate.
13044 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13046 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13047 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13049 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13050 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13051 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13052 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13053 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13054 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13055 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13056 *fop_df_1_sse insn patterns using MODEF mode iterator.
13057 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13058 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13059 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13060 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13061 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13062 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13063 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13064 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13065 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13066 (*fop_xf_5_i387): Ditto.
13067 (*fop_xf_6_i387): Ditto.
13069 2008-05-30 Richard Guenther <rguenther@suse.de>
13071 * builtins.c (build_string_literal): Avoid generating
13072 a non-gimple_val result.
13074 2008-05-30 DJ Delorie <dj@redhat.com>
13076 * exec-tool.in: Use an environment variable (private) instead of a
13077 file (shared) as a semaphore, so as to not break parallel builds.
13079 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13081 * optabs.c (maybe_encapsulate_block): Remove.
13082 (emit_libcall_block): Adjust accordingly.
13083 * optabs.h (maybe_encapsulate_block): Remove prototype.
13085 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13086 Don't use maybe_encapsulate_block.
13088 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13090 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13091 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13092 rtx is a SYMBOL_REF before calling get_pool_constant.
13094 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13096 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13098 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13100 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13101 rather than OS names to choose INO_T_EQ definition.
13102 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13103 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13105 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13108 * config/darwin-f.c: New.
13109 * config/t-darwin: Added rule to build darwin-f.o.
13110 * config.gcc: Defined new variable, fortran_target_objs.
13111 (*-*-darwin*): Set fortran_target_objs.
13112 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13113 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13114 * configure: Regenerated.
13116 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13119 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13120 canonical type if needed.
13122 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13124 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13126 2008-05-29 Richard Guenther <rguenther@suse.de>
13128 PR tree-optimization/36343
13129 PR tree-optimization/36346
13130 PR tree-optimization/36347
13131 * tree-flow.h (clobber_what_p_points_to): Declare.
13132 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13133 pointed-to variable is dereferenced is irrelevant to whether
13134 the pointer can access the pointed-to variable.
13135 (clobber_what_p_points_to): New function.
13136 * tree-ssa-alias.c (set_initial_properties): Use it.
13137 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13138 call clobber check for NMTs.
13140 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13142 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13143 for printing gcov_type.
13145 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13147 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13148 and the eh region information.
13149 * value-prof.c (gimple_move_stmt_histograms): New function.
13150 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13152 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13154 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13156 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13158 * value-prof.c (tree_ic_transform): Print counts.
13159 * tree-profile.c (tree_gen_ic_func_profiler):
13160 Clear __gcov_indreict_call_callee variable to avoid misattribution
13163 2008-05-28 Rafael EspÃndola <espindola@google.com>
13165 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13168 2008-05-28 Richard Guenther <rguenther@suse.de>
13170 PR tree-optimization/36339
13171 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13172 and clobbering code out of the loop.
13174 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13176 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13179 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13180 s390_contiguous_bitmask_p, s390_symref_operand_p,
13181 s390_check_symref_alignment, s390_reload_larl_operand,
13182 s390_reload_symref_address): New functions.
13183 (s390_branch_condition_mnemonic): Support compare and branch
13185 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13186 and 'W' constraints.
13187 (s390_secondary_reload): Add secondary reloads for unaligned
13188 symbol refs or symbol refs to floating point or QI/TI mode
13190 (legitimate_address_p): Accept symbol references as addresses.
13191 (s390_expand_insv): Use rotate and insert selected bits
13192 instruction for insv when building for z10.
13193 (print_operand_address): Handle symbol ref addresses.
13194 (print_operand): Output modifier 'c' added for signed byte values.
13195 (s390_encode_section_info): Mark symbol refs with
13196 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13198 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13199 (length attribute): RRF, RRR have 4 byte length.
13200 (FPALL, INTALL): New mode iterators added.
13201 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13202 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13203 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13204 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13205 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13206 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13207 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13208 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13210 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13211 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13212 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13213 reload<INTALL:mode><P:mode>_toreg_z10,
13214 reload<FPALL:mode><P:mode>_tomem_z10,
13215 reload<FPALL:mode><P:mode>_toreg_z10,
13216 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13217 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13218 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13219 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13221 (movmem, clrmem, cmpmem): New splitters added.
13223 * config/s390/predicates.md (larl_operand): Use
13224 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13225 SYMBOL_REF_ALIGN1_P.
13226 (s390_signed_integer_comparison,
13227 s390_unsigned_integer_comparison): New predicates.
13229 * config/s390/s390-protos.h (s390_check_symref_alignment,
13230 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13231 s390_reload_symref_address,
13232 s390_compare_and_branch_condition_mask): Prototypes added.
13234 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13235 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13236 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13238 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13240 * config/s390/s390.c (z10_cost): New cost function for z10.
13241 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13242 (s390_issue_rate): Adjust issue rate for z10.
13243 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13244 (processor_flags): Add PF_Z10.
13245 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13246 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13247 * gcc/config.gcc: Add z10.
13249 2008-05-28 Richard Guenther <rguenther@suse.de>
13251 PR tree-optimization/36291
13252 * tree-flow. h (struct gimple_df): Remove var_anns member.
13253 * tree-flow-inline.h (gimple_var_anns): Remove.
13254 (var_ann): Simplify.
13255 * tree-dfa.c (create_var_ann): Simplify.
13256 (remove_referenced_var): Clear alias info from var_anns of globals.
13257 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13258 (delete_tree_ssa): Clear alias info from var_anns of globals.
13259 Do not free var_anns.
13260 (var_ann_eq): Remove.
13261 (var_ann_hash): Likewise.
13263 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13265 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13266 and loongson2f entries.
13267 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13268 * config/mips/mips.h (processor_type): Add Loongson-2E
13269 and Loongson-2F entries.
13270 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13271 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13272 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13273 * doc/invoke.texi (MIPS Options): Document loongson2e
13274 and loongson2f processor names.
13276 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13280 * config/i386/i386.c (ix86_function_arg_boundary): Use
13281 alignment of canonical type.
13282 (ix86_expand_vector_move): Check unaligned memory access for
13285 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13287 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13288 Moved to the front of file.
13290 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13291 H.J. Lu <hongjiu.lu@intel.com>
13293 * dwarf2out.c (current_fde): New.
13295 (lookup_cfa:): Likewise.
13296 (dwarf2out_end_epilogue): Likewise.
13297 (dwarf2out_note_section_used): Likewise.
13299 2008-05-27 Michael Matz <matz@suse.de>
13302 * c.opt (Wenum-compare): New warning option.
13303 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13305 2008-05-27 Michael Matz <matz@suse.de>
13307 PR middle-end/36326
13308 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13310 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13311 into memory as tail calls.
13313 2008-05-27 Richard Guenther <rguenther@suse.de>
13315 PR tree-optimization/36339
13316 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13317 pointers cause all addressable variables to be call clobbered.
13319 2008-05-27 Richard Guenther <rguenther@suse.de>
13321 PR tree-optimization/36245
13322 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13324 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13326 * config/s390/s390.md: Replace all occurences of the 'm'
13327 constraint with 'RT'.
13329 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13331 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13333 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13335 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13336 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13337 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13339 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13341 * reload.c: (find_reloads): Skip alternatives according to the
13342 "enabled" attribute. Constify the constraint variable.
13343 * recog.c (get_attr_enabled): Add default implementation.
13344 (extract_insn): Set the alternative_enabled_p array
13345 in the recog_data struct.
13346 (preprocess_constraints, constrain_operands): Skip
13347 alternatives according to the "enabled" attribute
13348 * recog.h (struct recog_data): New field alternative_enabled_p.
13349 (skip_alternative): New inline function.
13350 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13351 (record_reg_classes): Skip alternative according to the
13352 "enabled" attribute.
13354 * doc/md.texi: Add documention for the "enabled" attribute.
13356 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13358 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13359 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13360 constraint with TARGET_MEM_CONSTRAINT.
13361 * recog.c (asm_operand_ok, preprocess_constraints,
13362 constrain_operands): Likewise.
13363 * regclass.c (record_reg_classes): Likewise.
13364 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13365 * reload1.c (maybe_fix_stack_asms): Likewise.
13366 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13367 * recog.h: Adjust comment.
13368 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13369 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13370 * doc/md.texi: Add a note to description of 'm' constraint.
13371 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13373 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13375 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13376 that the bitfield is of integral type before testing its precision.
13378 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13379 Sa Liu <saliu@de.ibm.com>
13381 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13382 __modti3, __udivti3, __umodti3 and __udivmodti4.
13383 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13384 that implement TImode mul and div functions.
13385 * config/spu/multi3.c: New. Implement __multi3.
13386 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13387 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13390 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13392 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13393 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13394 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13395 tls_sysv_suffix): New mode and mode attribute iterators.
13396 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13397 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13398 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13399 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13400 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13403 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13405 PR tree-optimization/36329
13406 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13407 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13408 * cgraphbuild.c (initialize_inline_failed): Use the latter
13409 macro in lieu of the former.
13410 * ipa-inline.c (cgraph_mark_inline): Likewise.
13411 (cgraph_decide_inlining_of_small_function): Likewise.
13412 (cgraph_decide_inlining): Likewise.
13413 (cgraph_decide_inlining_incrementally): Likewise.
13415 2008-05-26 Tristan Gingold <gingold@adacore.com>
13416 Anatoly Sokolov <aesok@post.ru>
13418 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13419 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13420 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13421 optimization for 'avr6' architecture.
13423 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13426 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13428 2008-05-26 Richard Guenther <rguenther@suse.de>
13430 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13431 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13433 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13435 PR middle-end/36253
13436 * caller-save.c (insert_restore): Verify alignment of spill space.
13437 (insert_save): Likewise.
13438 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13439 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13440 (STACK_SLOT_ALIGNMENT): Likewise.
13441 * function.c (LOCAL_ALIGNMENT): Removed.
13442 (get_stack_local_alignment): New.
13443 (assign_stack_local): Use it. Set alignment on stack slot.
13444 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13445 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13446 (STACK_SLOT_ALIGNMENT): New.
13447 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13448 stack slot in XFmode.
13450 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13452 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13455 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13456 argument operand in rax isn't removed.
13458 2008-05-26 Richard Guenther <rguenther@suse.de>
13460 PR middle-end/36300
13461 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13462 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13464 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13467 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13469 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13471 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13472 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13474 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13476 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13477 build a trampoline if we don't want one.
13478 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13479 return zero for nested functions if we don't want a trampoline.
13481 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13483 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13485 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13488 * c.opt: Removed undocumented option '-lang-fortran'.
13489 * c-common.h: Removed global variable 'lang_fortran'.
13490 * c-opts.c (c_common_handle_option): Removed code to handle
13491 option '-lang-fortran'. Updated includes.
13492 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13493 definition of '__GFORTRAN__'.
13494 (define__GNUC__): Reimplemented to use BASEVER and
13495 cpp_define_formatted.
13496 (builtin_define_with_value_n): Removed.
13497 * c-incpath.h: Renamed to ...
13498 * incpath.h: ... this.
13499 * c-incpath.c: Renamed to ...
13500 * incpath.c: ... this. Updated includes.
13501 * fix-header.c: Updated includes.
13502 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13503 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13504 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13506 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13508 * tree.h: Update the table of flags used on tree nodes.
13509 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13510 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13511 (FORCED_LABEL): Add access check.
13512 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13513 (ASM_INPUT_P): Likewise.
13514 (ASM_VOLATILE_P): Likewise.
13515 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13516 (OMP_SECTION_LAST): Access private_flag directly.
13517 (OMP_RETURN_NOWAIT): Likewise.
13518 (OMP_PARALLEL_COMBINED): Likewise.
13519 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13520 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13521 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13522 deprecated_flag directly.
13524 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13526 * final.c (frame_pointer_needed): Removed.
13527 * flags.h (frame_pointer_needed): Likewise.
13529 * function.h (rtl_data): Add frame_pointer_needed.
13530 (frame_pointer_needed): New.
13532 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13534 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13536 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13538 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13541 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13543 * c-common.c (strip_array_types): Move function to..
13545 (get_inner_array_type): Delete.
13546 * c-common.h (strip_array_types): Move declaration to..
13548 (get_inner_array_type): Delete.
13549 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13550 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13551 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13552 * config/pa/pa.c (emit_move_sequence): Likewise.
13554 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13556 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13559 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13561 * function.c: Include target hook for nonlocal_goto frame value.
13563 2008-05-24 Richard Guenther <rguenther@suse.de>
13565 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13566 variable can be only accessed through a pointer or a union.
13568 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13570 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13571 * doc/extend.texi: Likewise.
13573 2008-05-23 DJ Delorie <dj@redhat.com>
13575 * config/m32c/jump.md (untyped_call): Add.
13577 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13578 for A24 to PSImode.
13579 (m32c_address_cost): Detail costs for indirect offsets.
13581 2008-05-23 Rafael EspÃndola <espindola@google.com>
13583 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13584 if a node is a SUBREG.
13585 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13588 2008-05-23 Paul Brook <paul@codesourcery.com>
13589 Carlos O'Donell <carlos@codesourcery.com>
13591 * doc/extend.texi: Clarify use of __attribute__((naked)).
13592 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13593 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13594 * function.c (use_register_for_decl): Use
13595 targetm.calls.allocate_stack_slots_for_args.
13596 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13597 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13598 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13600 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13602 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13604 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13606 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13607 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13608 is only rounded once.
13610 2008-05-23 Richard Guenther <rguenther@suse.de>
13612 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13614 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13615 Jakub Jelinek <jakub@redhat.com>
13618 * configure.ac: Handle --enable-cld.
13619 * configure: Regenerated.
13620 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13621 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13622 (ix86_current_function_needs_cld): New define.
13623 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13624 (cld): New isns pattern.
13625 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13626 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13627 * config/i386/i386.opt (mcld): New option.
13628 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13629 TARGET_CLD and ix86_current_function_needs_cld.
13630 (override_options): Use -mcld by default for 32-bit code if
13633 * doc/install.texi (Options specification): Document --enable-cld.
13634 * doc/invoke.texi (Machine Dependent Options)
13635 [i386 and x86-64 Options]: Add -mcld option.
13636 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13638 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13639 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13640 (return_in_memory_64): Likewise.
13641 (return_in_memory_ms_64): Likewise.
13643 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13645 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13646 * builtins.c (fold_builtin_fpclassify): New.
13647 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13648 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13649 * c-common.c (handle_type_generic_attribute): Adjust to accept
13650 fixed arguments before an elipsis.
13651 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13652 * doc/extend.texi: Document __builtin_fpclassify.
13654 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13656 * omp-low.c (gate_expand_omp_ssa): Remove.
13657 (pass_expand_omp_ssa): Remove.
13658 (gate_expand_omp): Do not check for flag_openmp_ssa.
13659 * common.opt (-fopenmp-ssa): Remove.
13660 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13662 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13664 * config/sh/sh.opt (mfixed-range): New option.
13665 * config/sh/sh-protos.h (sh_fix_range): Declare.
13666 * config/sh/sh.c (sh_fix_range): New function.
13667 * config/sh/sh.h (sh_fixed_range_str): Declare.
13668 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13670 * doc/invoke.texi (SH Options): Document -mfixed-range.
13672 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13674 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13675 it before the redeclaration.
13677 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13679 * config/avr/avr.c (get_sequence_length): Add new function.
13680 (expand_prologue, expand_epilogue): Remove duplicate code.
13682 2008-05-22 Rafael EspÃndola <espindola@google.com>
13684 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13687 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13689 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13690 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13692 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13693 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13694 (vect_update_misalignment_for_peel): Likewise.
13695 (vector_alignment_reachable_p): Likewise.
13696 * tree-vect-transform.c (vectorizable_load): Likewise.
13697 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13698 (get_vectype_for_scalar_type): Pass mode of scalar_type
13699 to UNITS_PER_SIMD_WORD.
13701 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13702 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13703 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13704 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13705 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13707 2008-05-22 Ira Rosen <irar@il.ibm.com>
13709 PR tree-optimization/36293
13710 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13711 if the first load must be skipped because of a gap.
13713 2008-05-22 Richard Guenther <rguenther@suse.de>
13715 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13716 more cases of offset disambiguation that is possible if
13717 strict-aliasing rules apply.
13718 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13719 for basic offset and type-based disambiguation.
13721 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13723 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13724 ix86_expand_vector_set on V16QImode for SSE4.1.
13726 2008-05-21 Tom Tromey <tromey@redhat.com>
13728 * c.opt (Wimport): Mark as undocumented.
13729 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13731 (Warning Options): Likewise.
13732 * doc/cppopts.texi: Don't mention -Wimport.
13734 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13736 PR tree-optimization/36287
13737 PR tree-optimization/36286
13738 * lambda-code.c (build_access_matrix): Do not use the loop->num
13739 for computing the number of induction variables: use the loop depth
13742 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13745 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13746 option -f(no-)leading-underscore.
13748 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13750 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13751 GET_MODE_NUNITS (mode).
13753 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13755 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13756 (-mmulhw): Add 464 to description.
13757 (-mdlmzb): Likewise.
13758 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13759 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13761 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13762 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13763 * config/rs6000/rs6000.md: Update comments for 464.
13765 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13767 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13769 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13771 * config/i386/sse.md (vec_extractv4sf): Removed.
13772 (vec_extractv2df): Likewise.
13773 (vec_extractv2di): Likewise.
13774 (vec_extractv4si): Likewise.
13775 (vec_extractv8hi): Likewise.
13776 (vec_extractv16qi): Likewise.
13777 (vec_extract<mode>): New.
13779 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13781 * config/i386/sse.md (vec_setv4sf): Removed.
13782 (vec_setv2df): Likewise.
13783 (vec_setv2di): Likewise.
13784 (vec_setv4si): Likewise.
13785 (vec_setv8hi): Likewise.
13786 (vec_setv16qi): Likewise.
13787 (vec_set<mode>): New.
13789 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13791 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13792 goto for vec_concat and vec_interleave.
13794 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13796 * config/i386/sse.md (vec_initv4sf): Removed.
13797 (vec_initv2df): Likewise.
13798 (vec_initv2di): Likewise.
13799 (vec_initv4si): Likewise.
13800 (vec_initv8hi): Likewise.
13801 (vec_initv16qi): Likewise.
13802 (vec_init<mode>): New.
13804 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13806 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13808 2008-05-21 Tom Tromey <tromey@redhat.com>
13810 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13811 (zone_find_object_offset): Likewise.
13812 (gt_ggc_m_S): Likewise.
13813 (highest_bit): Likewise.
13814 * ggc-page.c (gt_ggc_m_S): New function.
13815 * stringpool.c (string_stack): Remove.
13816 (init_stringpool): Update.
13817 (ggc_alloc_string): Use ggc_alloc.
13818 (maybe_delete_ident): New function.
13819 (ggc_purge_stringpool): Likewise.
13820 (gt_ggc_m_S): Remove.
13821 * ggc-common.c (ggc_protect_identifiers): New global.
13822 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13823 ggc_protect_identifiers.
13824 * ggc.h (ggc_protect_identifiers): Declare.
13825 (gt_ggc_m_S): Update.
13826 (ggc_purge_stringpool): Declare.
13827 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13828 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13830 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13832 2008-05-21 David S. Miller <davem@davemloft.net>
13834 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13837 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13839 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13842 2008-05-20 David Daney <ddaney@avtrex.com>
13844 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13845 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13846 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13847 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13848 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13849 (atomic_hiqi_op): New define_code_iterator.
13850 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13851 mips_expand_compare_and_swap_12.
13852 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13853 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13854 (sync_<optab><mode>, sync_old_<optab><mode>,
13855 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13856 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13857 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13858 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13859 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13860 (test_and_set_12): New insn.
13861 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13862 sync_new_<optab><mode>, sync_old_nand<mode>,
13863 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13864 clobber to operand 0 for SI and DI mode insns.
13865 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13866 mips_gen_fn_4): New typedefs.
13867 (mips_gen_fn_ptrs): Define new union type.
13868 (mips_expand_compare_and_swap_12): Remove declaration.
13869 (mips_expand_atomic_qihi): Declare function.
13870 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13871 (mips_expand_atomic_qihi): ... this. Use new generator function
13873 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13874 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13875 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13876 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13877 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13878 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13879 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13880 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13881 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13882 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13885 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13887 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13890 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13892 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13893 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13894 (avr_attribute_table): Add 'OS_main' function attribute.
13895 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13896 functions with 'OS_main' attribute.
13898 2008-05-20 Richard Guenther <rguenther@suse.de>
13900 PR tree-optimization/35204
13901 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13902 helper, split out from ...
13903 (DFS): ... here. Make the DFS walk non-recursive.
13905 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13906 Jan Sjodin <jan.sjodin@amd.com>
13908 PR tree-optimization/36181
13909 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13910 (parallelize_loops): Don't parallelize when the loop has vector
13913 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13914 Sebastian Pop <sebastian.pop@amd.com>
13916 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13917 matrix, and never look at the tree representation of the memory
13919 (linear_transform_loops): Computes parameters and access matrices.
13920 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13922 (access_matrix_get_index_for_parameter): New.
13923 * tree-data-ref.h (struct access_matrix): New.
13924 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13925 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13926 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13927 am_vector_index_for_loop): New.
13928 (struct data_reference): Add field access_matrix.
13929 (DR_ACCESS_MATRIX): New.
13930 (compute_data_dependences_for_loop): Update declaration.
13931 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13932 * lambda.h (lambda_vector_vec_p): Declared.
13933 * lambda-code.c: Depend on pointer-set.h.
13934 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13935 av_for_af_base, av_for_af, build_access_matrix,
13936 lambda_compute_access_matrices): New.
13937 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13939 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13941 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13942 $SOURCEDIR/include.
13944 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13945 Sebastian Pop <sebastian.pop@amd.com>
13947 PR tree-optimization/36206
13948 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13950 (instantiate_scev_1): Rename flags to fold_conversions.
13951 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13952 outeside instantiation_loop.
13953 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13954 (evolution_function_is_affine_or_constant_p): Removed.
13955 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13957 (analyze_siv_subscript): Pass in the loop nest number.
13958 Call evolution_function_is_affine_in_loop instead of
13959 evolution_function_is_affine_p.
13960 (analyze_overlapping_iterations): Pass in the loop nest number.
13962 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13963 Sebastian Pop <sebastian.pop@amd.com>
13965 PR tree-optimization/36206
13966 * tree-chrec.h (chrec_fold_op): New.
13967 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13970 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13972 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13974 (remove_duplicates): Do not set inode on non-inode systems.
13977 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13979 * config.gcc (tm_file): Update comments about relative pathnames.
13981 2008-05-20 Richard Guenther <rguenther@suse.de>
13983 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13984 * tree-ssa-sccvn.c (process_scc): Likewise.
13985 * tree-ssa-sink.c (execute_sink_code): Likewise.
13986 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13987 * tree-vrp.c (process_assert_insertions): Likewise.
13988 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13989 (perform_tree_ssa_dce): Likewise.
13990 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13991 (dump_dominator_optimization_stats): Likewise.
13992 * tree-vectorizer.c (vectorize_loops): Likewise.
13994 2008-05-20 Richard Guenther <rguenther@suse.de>
13996 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13998 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14000 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14001 (ix86_i386elf_return_in_memory): Likewise.
14002 (ix86_i386interix_return_in_memory): Likewise.
14003 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14004 (SUBTARGET_RETURN_IN_MEMORY): New.
14005 * config/i386/i386elf.h: Likewise.
14006 * config/i386/ptx4-i.h: Likewise.
14007 * config/i386/sol2-10.h: Likewise.
14008 * config/i386/sysv4.h: Likewise.
14009 * config/i386/vx-common.h: Likewise.
14010 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14011 * config/i386/i386.c (ix86_return_in_memory): Made static and
14012 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14013 (ix86_i386elf_return_in_memory): Removed.
14014 (ix86_i386interix_return_in_memory): Removed.
14015 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14016 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14018 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14020 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14022 2008-05-19 Xinliang David Li <davidxl@google.com>
14024 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14026 * common.opt: Ditto.
14027 * doc/invoke.texi: Ditto.
14029 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14031 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14032 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14034 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14036 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14037 sizes of operand array from 8/4 to 4/2.
14038 (ix86_expand_vector_init_general): Change size of operand array
14039 from 32 to 16. Remove op0, op1 and half_mode.
14041 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14043 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14044 (ix86_expand_vector_init_interleave): Likewise.
14045 (ix86_expand_vector_init_general): Use them. Assert
14046 word_mode == SImode when n_words == 4.
14048 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14050 * config/i386/i386.c (ix86_secondary_reload): New static function.
14051 (TARGET_SECONDARY_RELOAD): New define.
14052 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14053 * config/i386/i386.md (reload_outqi): Remove.
14055 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14057 PR middle-end/35509
14058 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14059 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14060 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14061 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14062 (fold_builtin_1): Likewise.
14063 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14064 c-common.c (check_builtin_function_arguments): Handle
14065 BUILT_IN_ISINF_SIGN.
14066 * doc/extend.texi: Document __builtin_isinf_sign.
14067 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14069 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14071 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14072 EH cleanup at the end of the pass, search for those that have been
14073 turned into forwarder blocks and do the cleanup on their successor.
14075 2008-05-18 Richard Guenther <rguenther@suse.de>
14077 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14078 pointers to sizetype and vice versa.
14080 2008-05-18 Xinliang David Li <davidxl@google.com>
14082 * gcc/tree-ssa-dce.c: Coding style fix.
14083 (check_pow): Documentation comment.
14084 (check_log): Documenation comment. Coding style fix.
14085 (is_unnecessary_except_errno_call): Ditto.
14086 (gen_conditions_for_pow): Ditto.
14087 (gen_conditions_for_log): Ditto.
14088 (gen_shrink_wrap_conditions): Ditto.
14089 (shrink_wrap_one_built_in_calls): Ditto.
14090 * gcc/doc/invoke.texi: Better documentation string.
14091 * ChangeLog: Fix wrong change log entries from
14092 May 17 checkin on function call DCE.
14094 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14096 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14098 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14100 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14101 * df-problems.c (simulation routines): Fixed block comment to
14102 properly say how to add forwards scanning functions.
14104 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14106 * tree-inline.c (setup_one_parameter): Remove dead code.
14108 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14110 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14111 a BIT_AND_EXPR only for an INTEGER_TYPE.
14113 2008-05-17 Xinliang David Li <davidxl@google.com>
14115 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14116 (check_pow, check_log, is_unnecessary_except_errno_call): New
14117 functions to check for eliminating math functions that are pure
14118 except for setting errno.
14119 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14120 general condition expressions for shrink-wrapping pow/log calls.
14121 (gen_shrink_wrap_conditions): Ditto.
14122 (shrink_wrap_one_built_in_call): Ditto.
14123 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14124 (mark_operand_necessary): If debugging, output if OP is necessary.
14125 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14127 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14129 * gcc/common.opt: New user flag -ftree-builtin-dce.
14130 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14132 2008-05-16 David S. Miller <davem@davemloft.net>
14134 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14135 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14137 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14140 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14142 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14144 * ifcvt.c (dead_or_predicable): Rename
14145 df_simulate_one_insn_backwards to df_simulate_one_insn.
14146 * recog.c (peephole2_optimize): Ditto.
14147 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14149 * df.h: Rename df_simulate_one_insn_backwards to
14150 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14151 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14152 scanning of defs and uses.
14153 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14154 (df_simulate_one_insn_forwards): Removed.
14156 2008-05-16 Doug Kwan <dougkwan@google.com>
14158 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14160 (real_from_string): Handle NaNs and Inf as approriate.
14162 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14164 * doc/gty.texi (Source Files Containing Type Information): Note
14165 that headers should appear first in the gtfiles list.
14167 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14169 * tree.def (COND_EXEC): Properly documented this code.
14171 2008-05-16 Diego Novillo <dnovillo@google.com>
14173 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14174 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14177 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14179 * tree-ssa-dse (max_stmt_uid): Removed.
14180 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14181 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14182 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14183 * function.h (cfun.last_stmt_uid): New field.
14184 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14185 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14187 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14188 (create_stmt_ann): Initialize the ann->uid field.
14189 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14191 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14193 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14195 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14196 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14197 (init_empty_tree_cfg): Call it.
14199 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14201 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14204 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14206 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14207 * tree-dump.c (dump_options): New verbose option.
14208 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14210 * tree-pass.h (TDF_VERBOSE): New dump flag.
14211 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14212 (tree-flow.h): Added include.
14213 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14215 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14217 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14219 From Jie Zhang <jie.zhang@analog.com>
14220 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14221 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14222 mcpu=bf561-none and mcpu=bf561-0.2.
14223 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14224 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14225 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14226 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14227 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14228 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14229 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14231 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14232 (cputype_selected): Remove.
14233 (bfin_handle_option): Don't use cputype_selected.
14234 (override_options): When no mcpu option, enable all workarounds.
14235 Don't use bfin_workarounds.
14236 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14238 (DEFAULT_CPU_TYPE): Don't define.
14240 2008-05-16 Richard Guenther <rguenther@suse.de>
14242 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14243 on deletion of the last stmt.
14245 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14247 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14248 V8HImode for SSE2 and V16QImode for SSE4.1.
14250 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14252 * cgraph.h (compute_inline_parameters): Made public.
14253 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14254 variable_generate_summary, function_write_summary,
14255 variable_write_summary, variable_read_summary. Added generate_summary,
14256 write_summary, read_summary.
14257 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14258 pass_ipa_inline.function_generate_summary, to
14259 compute_inline_parameters.
14260 * ipa-inline.c (compute_inline_parameters): Made public and added
14262 (compute_inline_parameters_for_current): New function.
14263 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14264 (inline_generate_summary): Removed parameter and made to loop over
14266 (pass_ipa_inline): Updated for new IPA_PASS structure.
14267 * passes.c (execute_ipa_summary_passes): Now is called once per
14268 pass rather than once per node*pass.
14270 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14272 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14273 avr_have_mul_p, avr_asm_only_p): Remove variables.
14274 (avr_override_options): Remove initialization of removed variables.
14275 (avr_file_start): Convert removed variables to fields of
14276 'struct base_arch_s *avr_current_arch'.
14277 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14278 (AVR_HAVE_MUL): (Ditto.).
14279 (AVR_HAVE_MOVW): (Ditto.).
14280 (AVR_HAVE_LPMX): (Ditto.).
14281 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14282 avr_asm_only_p): Remove declaration.
14284 2008-05-15 Diego Novillo <dnovillo@google.com>
14286 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14287 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14289 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14291 PR middle-end/36194
14292 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14293 Don't call record_truncated_value from here.
14294 (record_truncated_value): Turn it into a for_each_rtx callback.
14295 (record_truncated_values): New function.
14296 (combine_instructions): Call note_uses with record_truncated_values.
14297 Change name of check_conversion to check_promoted_subreg.
14299 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14301 * doc/sourcebuild.texi: Document support for torture tests.
14303 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14305 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14306 to alternative 4 of operand 2.
14308 2008-05-15 Richard Guenther <rguenther@suse.de>
14310 * tree-pass.h (current_pass): Declare.
14311 (get_pass_for_id): Likewise.
14312 * passes.c (passes_by_id, passes_by_id_size): New globals.
14313 (set_pass_for_id): New function.
14314 (get_pass_for_id): Likewise.
14315 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14316 (execute_function_todo): Flush per function statistics.
14317 * toplev.c (compile_file): Init statistics.
14318 (general_init): Do early statistics initialization.
14319 (finalize): Finish statistics.
14320 * statistics.h (statistics_early_init): Declare.
14321 (statistics_init): Likewise.
14322 (statistics_fini): Likewise.
14323 (statistics_fini_pass): Likewise.
14324 (statistics_counter_event): Likewise.
14325 (statistics_histogram_event): Likewise.
14326 * statistics.c: New file.
14327 * Makefile.in (OBJS-common): Add statistics.o.
14328 (statistics.o): Add dependencies.
14329 * doc/invoke.texi (-fdump-statistics): Document.
14331 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14332 (insert): Likewise.
14333 (execute_pre): Use statistics_counter_event.
14334 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14335 (substitute_and_fold): Increment it. Use statistics_counter_event.
14337 2008-05-15 Diego Novillo <dnovillo@google.com>
14339 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14341 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14342 * tree-ssa-alias.c (new_type_alias): Remove references to
14343 sub-variables from comment.
14344 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14346 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14349 attribute to 1 only for insertps alternative.
14351 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14353 * config/bfin/bfin.md (loadbytes): New pattern.
14354 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14355 (bfin_init_builtins): Initialize it.
14356 (bdesc_1arg): Add it.
14358 2008-05-15 Sa Liu <saliu@de.ibm.com>
14360 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14361 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14362 * testsuite/lib/target-supports.exp: Add
14363 check_effective_target_fortran_integer_16.
14365 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14367 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14368 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14369 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14370 (TARGET_RETURN_IN_MEMORY): Define.
14372 2008-05-15 Richard Guenther <rguenther@suse.de>
14374 PR middle-end/36244
14375 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14376 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14377 represent unmodifiable vars.
14379 2008-05-15 Richard Guenther <rguenther@suse.de>
14381 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14382 INDIRECT_REF and TARGET_MEM_REF.
14383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14386 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14387 H.J. Lu <hongjiu.lu@intel.com>
14389 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14390 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14391 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14392 insn alternatives. Add missing alternatives.
14393 (*vec_concatv2di_rex64_sse4_1): Likewise.
14394 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14395 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14396 Require TARGET_SSE.
14398 2008-05-15 Richard Guenther <rguenther@suse.de>
14400 PR tree-optimization/36009
14401 PR tree-optimization/36204
14402 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14403 (determine_invariantness_stmt): Record the loop a store is
14404 always executed in.
14405 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14408 2008-05-15 Richard Guenther <rguenther@suse.de>
14410 PR tree-optimization/34330
14411 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14412 through the pointer will alias the SMT.
14414 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14416 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14418 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14420 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14422 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14423 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14425 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14426 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14427 (vashl_optab): New optab for vector/vector shifts.
14428 (vashr_optab): Ditto.
14429 (vlshr_optab): Ditto.
14430 (vrotl_optab): Ditto.
14431 (vrotr_optab): Ditto.
14432 (optab_subtype): New enum for optab_for_tree_code call.
14433 (optab_for_tree_code): Add enum optab_subtype argument.
14435 * optabs.c (optab_for_tree_code): Take an additional argument to
14436 distinguish between a vector shift by a scalar and vector shift by
14437 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14438 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14439 vector shift by a vector.
14440 (expand_widen_pattern_expr): Pass additional argument to
14441 optab_for_tree_code.
14443 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14444 vrotl_optab, vrotr_optab.
14446 * expr.c (expand_expr_real_1): Update calls to
14447 optab_for_tree_code to distinguish between vector shifted by a
14448 scalar and vector shifted by a vector.
14449 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14450 (supportable_narrowing_operation): Ditto.
14451 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14452 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14453 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14454 (vect_create_epilog_for_reduction): Ditto.
14455 (vectorizable_reduction): Ditto.
14456 (vectorizable_operation): Ditto.
14457 (vect_strided_store_supported): Ditto.
14458 (vect_strided_load_supported): Ditto.
14459 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14460 * expmed.c (expand_shift): Ditto.
14462 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14464 (ashr@var{m}3): Ditto.
14465 (vashl@var{m}3): Document new vector/vector shift standard name.
14466 (vashr@var{m}3): Ditto.
14467 (vlshr@var{m}3): Ditto.
14468 (vrotl@var{m}3): Ditto.
14469 (vrotr@var{m}3): Ditto.
14471 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14472 (PPERM_INVERT): Ditto.
14473 (PPERM_REVERSE): Ditto.
14474 (PPERM_REV_INV): Ditto.
14475 (PPERM_ZERO): Ditto.
14476 (PPERM_ONES): Ditto.
14477 (PPERM_SIGN): Ditto.
14478 (PPERM_INV_SIGN): Ditto.
14479 (PPERM_SRC1): Ditto.
14480 (PPERM_SRC2): Ditto.
14482 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14483 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14484 allows a memory operand to be the value being added, and split it
14485 to improve vectorization.
14486 (sse5_pmacsdqh_mem): Ditto.
14487 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14488 (sse5_mulv2div2di3_high): Ditto.
14489 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14490 (vec_pack_trunc_v4si): Ditto.
14491 (vec_pack_trunc_v2di): Ditto.
14492 (sse5_pcmov_<mode>): Remove code that tried to use use
14493 andps/andnps instead of pcmov.
14494 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14495 pmacsdqh instructions.
14496 (vec_widen_smult_lo_v4si): Ditto.
14498 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14499 (PPERM_INVERT): Ditto.
14500 (PPERM_REVERSE): Ditto.
14501 (PPERM_REV_INV): Ditto.
14502 (PPERM_ZERO): Ditto.
14503 (PPERM_ONES): Ditto.
14504 (PPERM_SIGN): Ditto.
14505 (PPERM_INV_SIGN): Ditto.
14506 (PPERM_SRC1): Ditto.
14507 (PPERM_SRC2): Ditto.
14508 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14510 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14512 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14513 says ignore whether the last reference is a memory operand.
14515 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14516 Paolo Bonzini <bonzini at gnu dot org>
14518 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14521 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14522 (vlshr<mode>3): Rename from vlshr<mode>3.
14523 (vashr<mode>3): Rename from vashr<mode>3.
14524 (mulv4sf3): Change the names of vector shift patterns.
14528 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14531 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14556 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14557 (floatunssidf2_internal): Change vector/vector shift names.
14558 (floatunsdidf2_internal): Ditto.
14565 (vashl<mode>3): Rename from ashl<mode>3.
14566 (vashr<mode>3): Rename from ashr<mode>3.
14567 (vlshr<mode>3): Rename from lshr<mode>3.
14568 (vrotl<mode>3): Rename from rotl<mode>3.
14570 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14573 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14574 multiply gives the wrong value when doing widening multiplies.
14575 (vec_widen_smult_lo_v4si): Ditto.
14577 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14579 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14580 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14581 emit_library_call_value.
14582 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14583 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14584 * calls.c (initialize_argument_information, precompute_arguments,
14585 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14586 (precompute_arguments): Removed flags parameter.
14587 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14589 2008-05-14 Richard Guenther <rguenther@suse.de>
14591 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14592 Make sure to register the store if the use is a PHI_NODE.
14594 2008-05-14 Olivier Hainque <hainque@adacore.com>
14596 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14597 memory if the component is to be referenced in BLKmode according
14598 to get_inner_reference.
14600 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14602 * calls.c (emit_library_call_value_1): Restore code clearing
14603 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14605 2008-05-14 Olivier Hainque <hainque@adacore.com>
14606 Nicolas Roche <roche@adacore.com>
14608 * configure.ac: Add support for a "gcc_subdir" variable in
14609 config-lang.in, to denote a subdirectory where the language/GCC
14610 integration files are to be found.
14611 * configure: Regenerate.
14613 2008-05-14 Ira Rosen <irar@il.ibm.com>
14615 PR tree-optimization/36098
14616 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14617 value for the first load in the group in case of a gap.
14618 (vect_build_slp_tree): Check that there are no gaps in loads.
14620 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14622 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14623 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14624 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14625 emit_insn and remove unneeded code to construct extra args.
14626 (emit_no_conflict_block): Removed.
14627 * optabls.h: (emit_no_conflict_block): Removed.
14628 * cse.c (cse_extended_basic_block): Remove search for
14629 REG_NO_CONFLICT note.
14630 * global.c: Removed incorrect comment added in revision 117.
14631 * expr.c (convert_move): Change call to emit_no_conflict_block to
14633 * recog.c: Change comments so that they do not mention
14635 * local_alloc.c (combine_regs): Removed last parameter.
14636 (no_conflict_p): Removed.
14637 (block_alloc): Removed note, no_conflict_combined_regno and set
14638 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14639 (combine_regs): Removed already_dead and code to look for
14640 REG_NO_CONFLICT notes.
14641 * lower_subreg (remove_retval_note): Removed code to look for
14642 REG_NO_CONFLICT block.
14643 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14644 (resolve_clobber): Remove code to process libcalls that have
14645 REG_NO_CONFLICT notes.
14646 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14648 * combine.c (can_combine_p, distribute_notes): Removed
14649 REG_NO_CONFLICT case.
14650 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14652 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14653 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14655 * reg-notes.def (NO_CONFLICT): Removed.
14657 2008-05-14 David S. Miller <davem@davemloft.net>
14659 * config/sparc/sparc.c (sparc_profile_hook): If
14660 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14661 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14662 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14664 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14666 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14668 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14671 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14672 and op1 expansion before vector concat to have less live pseudos.
14674 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14676 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14677 ix86_expand_vector_set if supported.
14679 2008-05-13 Diego Novillo <dnovillo@google.com>
14680 Kenneth Zadeck <zadeck@naturalbridge.com>
14682 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14684 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14685 phinodes_print_statistics, init_ssanames, fini_ssanames,
14686 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14687 release_ssa_name, release_defs, replace_ssa_name_symbol,
14688 ssanames_print_statistics): Move ...
14689 * tree-flow.h: ... here.
14690 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14691 Use FN instead of cfun.
14692 (make_ssa_name_fn): Rename from make_ssa_name.
14693 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14694 * tree-flow-inline.h (make_ssa_name): Move from
14695 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14696 * omp-low.c (expand_omp_parallel):
14697 * tree-flow-inline.h (redirect_edge_var_map_result):
14698 * tree-ssa.c (init_tree_ssa): Add argument FN.
14699 Use it instead of cfun. Update all users.
14701 2008-05-13 Tom Tromey <tromey@redhat.com>
14703 PR preprocessor/22168:
14704 * doc/cpp.texi (Top): Update menu.
14705 (Alternatives to Wrapper #ifndef): New node.
14706 (Other Directives): Document deprecation.
14707 (Obsolete Features): Remove menu.
14708 (Assertions): Merge node into Obsolete Features.
14709 (Obsolete once-only headers): Move earlier; rename to Alternatives
14710 to Wrapper #ifndef.
14711 * doc/cppopts.texi: Update.
14712 * c.opt (Wdeprecated): Enable for C and ObjC.
14713 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14714 (C++ Dialect Options): Move -Wno-deprecated from here to...
14715 (Warning Options): ... here.
14717 2008-05-13 Richard Guenther <rguenther@suse.de>
14719 PR middle-end/36227
14720 * fold-const.c (fold_sign_changed_comparison): Do not allow
14721 changes in pointer-ness.
14723 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14726 * config/sh/sh.c (sh_expand_prologue): Don't clear
14727 RTX_FRAME_RELATED_P for push insns.
14729 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14731 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14733 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14735 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14736 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14737 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14739 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14741 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14742 (*vec_concatv4sf_sse): This.
14743 (*sse2_concatv2si): Renamed to ...
14744 (*vec_concatv2si_sse2): This.
14745 (*sse1_concatv2si): Renamed to ...
14746 (*vec_concatv2si_sse): This.
14747 (*vec_concatv2di_rex): Renamed to ...
14748 (*vec_concatv2di_rex64): This.
14749 (*vec_concatv2si_sse4_1): New.
14750 (*vec_concatv2di_rex64_sse4_1): Likewise.
14752 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14754 PR rtl-optimization/36111
14755 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14756 that was created for swappable operands.
14758 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14761 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14762 * configure.ac: Add call to ACX_PROG_GNAT.
14764 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14766 * optc-gen.awk: Fix comment typo.
14768 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14770 * pretty-print.c (pp_integer_with_precision): Use
14771 HOST_LONG_LONG_FORMAT.
14773 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14775 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14777 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14779 * config/i386/i386.c (bdesc_ptest): Removed.
14780 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14781 (bdesc_args): Add __builtin_ia32_ptestz128,
14782 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14783 (ix86_init_mmx_sse_builtins): Updated.
14784 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14785 (ix86_expand_builtin): Updated.
14787 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14789 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14790 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14792 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14794 * value-prof.c (interesting_stringop_to_profile): Do not
14795 return early for BUILT_IN_MEMPCPY.
14797 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14799 * calls.c (expand_call): Don't use callgraph to increase
14800 preferred_stack_boundary.
14802 * cgraph.h (cgraph_rtl_info): Use unsigned on
14803 preferred_incoming_stack_boundary.
14805 * final.c (rest_of_clean_state): Use unsigned on
14806 preferred_stack_boundary.
14808 2008-05-09 Tom Tromey <tromey@redhat.com>
14810 PR preprocessor/22231:
14811 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14814 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14816 PR tree-optimization/36129
14817 * tree-ssa-ccp.c: Include value-prof.h.
14818 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14819 built-in function was folded to a constant.
14820 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14822 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14823 Sebastian Pop <sebastian.pop@amd.com>
14825 * tree-scalar-evolution.c: Document instantiate_scev.
14826 (instantiate_parameters_1): Renamed instantiate_scev_1.
14827 Don't use the same loop for instantiation_loop and evolution_loop.
14828 (instantiate_scev): New.
14829 (instantiate_parameters): Moved...
14830 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14831 same loop twice. Maintains the semantics for this function.
14832 * tree-scalar-evolution.h (instantiate_scev): Declare.
14833 (instantiate_parameters): ...here. Now static inline.
14834 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14835 instead of resolve_mixers.
14837 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14839 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14841 2008-05-09 Tomas Bily <tbily@suse.cz>
14843 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14844 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14845 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14846 * c-common.c (c_common_truthvalue_conversion): Likewise.
14847 * tree-object-size.c (compute_object_offset): Likewise.
14848 * tree-inline.c (estimate_num_insns_1): Likewise.
14849 * varasm.c (const_hash_1, compare_constant, copy_constant)
14850 (compute_reloc_for_constant, output_addressed_constants)
14851 (initializer_constant_valid_p): Likewise.
14852 * c-omp.c (check_omp_for_incr_expr): Likewise.
14853 * gimplify.c (gimplify_expr): Likewise.
14854 * c-typeck.c (c_finish_return): Likewise.
14855 * tree-vectorizer.c (supportable_widening_operation)
14856 (supportable_narrowing_operation): Likewise.
14857 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14858 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14859 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14860 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14861 (descr_info_loc): Likewise.
14862 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14863 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14864 (fold_unary): Likewise.
14865 * builtins.c (get_pointer_alignment): Likewise.
14866 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14867 (instantiate_parameters_1): Likewise.
14868 * tree.c (expr_align, stabilize_reference): Likewise.
14869 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14870 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14871 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14872 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14873 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14874 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14876 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14877 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14878 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14879 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14880 (forward_propagate_comparison)
14881 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14882 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14883 * emit-rtl.c (component_ref_for_mem_expr)
14884 (set_mem_attributes_minus_bitpos): Likewise.
14885 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14886 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14888 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14889 (build_function_call, pointer_diff, build_compound_expr)
14890 (c_finish_return): Likewise.
14891 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14892 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14894 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14895 * expr.c (is_aligning_offset): Likewise.
14896 * tree-ssa-alias.c (is_escape_site): Likewise.
14897 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14898 (check_all_va_list_escapes): Likewise.
14899 * tree-ssa-loop-ivopts.c (determine_base_object)
14900 (determine_common_wider_type): Likewise.
14901 * dojump.c (do_jump): Likewise.
14902 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14903 * tree-gimple.c (is_gimple_cast): Likewise.
14904 * fold-const.c (decode_field_reference, )
14905 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14906 (fold_binary): Likewise.
14907 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14908 (already_warned_in_frontend_p): Likewise.
14909 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14910 * tree.c (really_constant_p, get_unwidened): Likewise.
14911 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14912 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14913 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14915 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14917 (CONVERT_EXPR_P): Define.
14918 (CASE_CONVERT): Define.
14920 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14922 PR middle-end/36117
14923 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14924 (delete_unmarked_insns): When deleting a call, call
14925 delete_unreachable_blocks.
14926 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14927 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14929 2008-05-08 Richard Guenther <rguenther@suse.de>
14931 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14932 (-ftree-salias): Likewise.
14933 (salias-max-implicit-fields): Remove param documentation.
14934 (salias-max-array-elements): Likewise.
14935 * tree-pass.h (pass_create_structure_vars): Remove.
14936 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14937 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14938 * tree-ssa-alias.c (create_structure_vars): Remove.
14939 (gate_structure_vars): Likewise.
14940 (pass_create_structure_vars): Likewise.
14941 (gate_build_alias): Likewise.
14942 (pass_build_alias): Adjust to run always and dump the function.
14943 * common.opt (ftree-salias): Hide.
14944 * passes.c (init_optimization_passes): Remove
14945 pass_create_structure_vars, adjust comment.
14946 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14947 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14948 * opts.c (decode_options): Do not set flag_tree_salias.
14949 (common_handle_option): Add OPT_ftree_salias to the backward
14950 compatibility section.
14952 2008-05-08 Richard Guenther <rguenther@suse.de>
14954 * tree-flow-inline.h (var_can_have_subvars): Move ...
14955 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14956 * tree-flow.h (var_can_have_subvars): Remove.
14957 (push_fields_onto_fieldstack): Remove.
14958 (sort_fieldstack): Likewise.
14959 (struct fieldoff): Move ...
14960 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14961 alias_set and base_for_components fields.
14962 (sort_fieldstack): Make static.
14963 (push_fields_onto_fieldstack): Likewise. Remove code that
14964 handles anything but RECORD_TYPEs. Remove alias_set and
14965 base_for_components handling.
14966 (create_variable_info_for): Adjust.
14968 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14970 * common.opt (Wframe-larger-than=): Shorten the help message
14972 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14974 2008-05-08 Rafael EspÃndola <espindola@google.com>
14976 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14978 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14979 trap and that both operands are gimple values.
14980 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14981 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14984 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14986 * read-rtl.c (join_c_conditions): Return the first string if the
14987 two strings are equal.
14989 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14991 * gensupport.h (pred_data): Add a "num_codes" field.
14992 (add_predicate_code): Declare.
14993 * gensupport.c (add_predicate_code): New function.
14994 (std_pred_table): Add an "allows_const_p" field.
14995 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14996 Remove the (incomplete) list of such codes from the codes field.
14997 (init_predicate_table): Use add_predicate_code. Add all
14998 RTX_CONST_OBJs if allows_const_p is true.
14999 * genrecog.c (process_define_predicate): Use add_predicate_code.
15001 2008-05-08 David Daney <ddaney@avtrex.com>
15002 Richard Sandiford <rsandifo@nildram.co.uk>
15004 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15005 special case of constant zero operands.
15006 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15007 old and new values. Special case constant zero values.
15008 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15010 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15011 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15013 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15016 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15017 similar RTX_CONST_OBJ before CONST_INT.
15019 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15021 * stmt.c (expand_stack_restore): Change sa mode if needed.
15023 2008-05-08 Richard Guenther <rguenther@suse.de>
15025 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15026 return type to bool.
15027 (ix86_sol10_return_in_memory): Likewise.
15028 (ix86_i386elf_return_in_memory): Likewise.
15029 (ix86_i386interix_return_in_memory): Likewise.
15030 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15031 (ix86_sol10_return_in_memory): Likewise.
15032 (ix86_i386elf_return_in_memory): Likewise.
15033 (ix86_i386interix_return_in_memory): Likewise.
15035 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15038 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15040 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15041 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15044 2008-05-08 Richard Guenther <rguenther@suse.de>
15046 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15047 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15048 (DR_SUBVARS): Remove.
15049 * tree-dfa.c (dump_subvars_for): Remove.
15050 (debug_subvars_for): Likewise.
15051 (dump_variable): Do not dump subvars.
15052 (remove_referenced_var): Do not remove subvars.
15053 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15054 (lookup_subvars_for_var): Remove.
15055 (get_subvars_for_var): Likewise.
15056 (get_subvars_at): Likewise.
15057 (get_first_overlapping_subvar): Likewise.
15058 (overlap_subvar): Likewise.
15059 * tree-flow.h (subvar_t): Remove.
15060 (struct var_ann_d): Remove subvars field.
15061 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15062 argument. Remove special handling of SFTs.
15063 (compute_tag_properties): Likewise.
15064 (set_initial_properties): Likewise.
15065 (compute_call_clobbered): Likewise.
15066 (count_mem_refs): Likewise.
15067 (compute_memory_partitions): Likewise.
15068 (compute_flow_insensitive_aliasing): Likewise.
15069 (setup_pointers_and_addressables): Likewise.
15070 (new_type_alias): Likewise.
15071 (struct used_part): Remove.
15072 (used_portions): Likewise.
15073 (struct used_part_map): Likewise.
15074 (used_part_map_eq): Likewise.
15075 (used_part_map_hash): Likewise.
15076 (free_used_part_map): Likewise.
15077 (up_lookup): Likewise.
15078 (up_insert): Likewise.
15079 (get_or_create_used_part_for): Likewise.
15080 (create_sft): Likewise.
15081 (create_overlap_variables_for): Likewise.
15082 (find_used_portions): Likewise.
15083 (create_structure_vars): Likewise.
15084 * tree.def (STRUCT_FIELD_TAG): Remove.
15085 * tree.h (MTAG_P): Adjust.
15086 (struct tree_memory_tag): Remove base_for_components and
15087 unpartitionable flags.
15088 (struct tree_struct_field_tag): Remove.
15089 (SFT_PARENT_VAR): Likewise.
15090 (SFT_OFFSET): Likewise.
15091 (SFT_SIZE): Likewise.
15092 (SFT_NONADDRESSABLE_P): Likewise.
15093 (SFT_ALIAS_SET): Likewise.
15094 (SFT_UNPARTITIONABLE_P): Likewise.
15095 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15096 (union tree_node): Remove sft field.
15097 * alias.c (get_alias_set): Remove special handling of SFTs.
15098 * print-tree.c (print_node): Remove handling of SFTs.
15099 * tree-dump.c (dequeue_and_dump): Likewise.
15100 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15101 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15102 * tree-predcom.c (set_alias_info): Do not set subvars.
15103 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15104 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15105 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15106 (add_vars_for_offset): Remove.
15107 (add_virtual_operand): Remove special handling of SFTs.
15108 (add_call_clobber_ops): Likewise.
15109 (add_call_read_ops): Likewise.
15110 (get_asm_expr_operands): Likewise.
15111 (get_modify_stmt_operands): Likewise.
15112 (get_expr_operands): Likewise.
15113 (add_to_addressable_set): Likewise.
15114 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15115 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15116 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15117 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15118 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15119 (tree_node_structure): Likewise.
15120 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15122 (find_what_p_points_to): Likewise.
15124 2008-05-08 Sa Liu <saliu@de.ibm.com>
15126 * config/spu/spu.md: Fixed subti3 pattern.
15128 2008-05-08 Richard Guenther <rguenther@suse.de>
15130 PR middle-end/36154
15131 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15132 sure to create a representative for trailing arrays for PTA.
15134 2008-05-08 Richard Guenther <rguenther@suse.de>
15136 PR middle-end/36172
15137 * fold-const.c (operand_equal_p): Two objects which types
15138 differ in pointerness are not equal.
15140 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15142 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15143 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15144 (emit_library_call_value_1): Add new variable fndecl initialized by
15145 NULL_TREE. It should be the decl type of orgfun, but this information
15146 seems not to be available here, so it uses the default calling abi.
15147 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15148 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15149 by TARGET_RETURN_IN_MEMORY.
15150 * config/i386/i386-interix.h: Likewise.
15151 * config/i386/i386.h: Likewise.
15152 * config/i386/i386elf.h: Likewise.
15153 * config/i386/ptx4-i.h: Likewise.
15154 * config/i386/sol2-10.h: Likewise.
15155 * config/i386/sysv4.h: Likewise.
15156 * config/i386/vx-common.h: Likewise.
15157 * config/cris/cris.h: Removed #if 0 clause.
15158 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15159 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15161 (ix86_sol10_return_in_memory): Likewise.
15162 (ix86_i386elf_return_in_memory): New.
15163 (ix86_i386interix_return_in_memory): New.
15164 * config/mt/mt-protos.h (mt_return_in_memory): New.
15165 * config/mt/mt.c: Likewise.
15166 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15167 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15168 * config/bfin/bfin.h: Likewise.
15169 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15171 * config/bfin/bfin.c: Likewise.
15172 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15173 * config/alpha/unicosmk.h: Likewise.
15174 * config/i386/cygming.h: Likewise.
15175 * config/iq2000/iq2000.h: Likewise.
15176 * config/mips/mips.h: Likewise.
15177 * config/mn10300/mn10300.h: Likewise.
15178 * config/rs6000/rs6000.h: Likewise.
15179 * config/score/score.h: Likewise.
15180 * config/spu/spu.h: Likewise.
15181 * config/v850/v850.h: Likewise.
15182 * defaults.h: Likewise.
15183 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15184 * expr.c (emit_block_move): Adjust use of
15185 OUTGOING_REG_PARM_STACK_SPACE.
15186 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15187 OUTGOING_REG_PARM_STACK_SPACE.
15188 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15190 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15192 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15193 on OMP_RETURN for OMP_FOR.
15196 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15197 (fortran_common): New function.
15198 (gen_variable_die): Call fortran_common instead of common_check,
15199 adjust for it returning tree instead of rtx. Formatting.
15201 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15205 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15206 * c-decl.c (merge_decls): Ditto.
15207 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15208 to RTL_CONST_OR_PURE_CALL_P.
15209 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15210 Initialized DECL_LOOPING_CONST_PURE.
15211 (process_call_operands): Set tree_side_effects properly.
15212 * tree.h (TREE_READONLY_DECL_P): Removed.
15213 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15214 (DECL_LOOPING_OR_CONST_P): New macro.
15215 (struct tree_function_decl): Added looping_const_or_pure_p.
15216 (ECF_*) Renumbered.
15217 (ECF_LOOPING_OR_CONST_P): New macro.
15218 * rtlanal.c (pure_const_p): Removed.
15219 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15220 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15221 to RTL_CONST_CALL_P.
15222 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15223 (check_decl, check_tree, check_call, scan_function): Initialize
15225 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15226 (static_execute): Set looping true for recursive functions.
15227 Undo setting state to IPA_NEITHER for recursive functions.
15228 * cse.c (cse_insn):
15229 * ifcvt.c (noce_can_store_speculate_p): Changed
15230 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15231 RTL_CONST_OR_PURE_CALL_P.
15232 * dse.c (scan_insn): Ditto.
15233 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15234 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15235 RTL_CONST_OR_PURE_CALL_P.
15236 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15237 pure_call_p to RTL_CONST_CALL_P.
15238 * gimplify.c (gimplify_call_expr): Clear side effects for
15239 non-looping pure and constant calls.
15240 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15241 (flags_from_decl_or_type): Set ecf flags from decl flags.
15242 (initialize_argument_information): Turn off
15243 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15244 Change const to pure if callee_copies is true rather than just
15246 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15247 way of marking pure calls.
15248 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15249 Remove hack that was supposed to fix pr7335 and remove old
15250 way of marking pure calls.
15251 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15252 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15253 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15254 RTL_CONST_OR_PURE_CALL_P.
15255 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15256 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15257 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15258 * sched-deps.c (schedule_analyze): Ditto.
15259 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15260 return_val field of calls to represent pure and const function info.
15261 (CONST_OR_PURE_CALL_P): Deleted macro.
15262 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15263 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15264 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15266 * tree-optimize.c (execute_fixup_cfg): Added test for
15267 ECF_LOOPING_CONST_OR_PURE.
15268 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15270 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15271 effects for looping pure or const calls.
15272 (verify_gimple_expr): Added verification code.
15273 * config/alpha/alpha.c (alpha_legitimize_address,
15274 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15276 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15277 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15278 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15279 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15280 RTL_CONST_OR_PURE_CALL_P.
15281 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15282 and const calls to be deleted.
15284 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15287 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15288 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15289 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15290 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15291 to handle nonimmediate operands.
15292 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15293 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15294 to handle nonimmediate operands.
15295 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15296 (mmx_pmulhrwv4hi3): New expander. Use
15297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15298 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15299 (sse2_umulv1siv1di3): New expander. Use
15300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15301 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15302 (mmx_eq<mode>3): New expander. Use
15303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15304 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15305 (mmx_uavgv8qi3): New expander. Use
15306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15307 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15308 (mmx_uavgv4hi3): New expander. Use
15309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15311 * config/i386/sse.md
15312 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15313 to handle nonimmediate operands.
15314 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15315 to handle nonimmediate operands.
15316 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15317 to handle nonimmediate operands.
15318 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15319 to handle nonimmediate operands.
15320 (sse2_unpckhpd_exp): New expander. Use
15321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15322 (sse2_unpcklpd_exp): New expander. Use
15323 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15324 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15325 to handle nonimmediate operands.
15326 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15327 to handle nonimmediate operands.
15328 (*sse2_<plusminus_insn><mode>3): Rename from
15329 sse2_<plusminus_insn><mode>3 insn pattern.
15330 (sse2_<plusminus_insn><mode>3): New expander. Use
15331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15332 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15333 (sse2_umulv2siv2di3): New expander. Use
15334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15335 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15336 (sse4_1_mulv2siv2di3): New expander. Use
15337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15338 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15339 (sse2_pmaddwd): New expander. Use
15340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15341 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15342 (sse2_eq<mode>3): New expander. Use
15343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15344 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15345 (sse4_1_eqv2di3): New expander. Use
15346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15347 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15348 (sse2_uavgv16qi3): New expander. Use
15349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15350 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15351 (sse2_uavgv16qi3): New expander. Use
15352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15353 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15354 (sse2_uavgv8hi3): New expander. Use
15355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15356 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15357 (ssse3_pmulhrswv8hi3): New expander. Use
15358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15359 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15360 (ssse3_pmulhrswv4hi3): New expander. Use
15361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15363 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15364 (<sse>_vmmul<mode>3): Ditto.
15365 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15367 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15368 (ssse3_pmaddubsw): Ditto.
15370 * config/i386/i386.c (struct_builtin_description)
15371 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15372 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15373 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15374 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15375 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15376 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15377 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15378 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15379 (ix86_fixup_binary_operands): Assert that src1
15380 and src2 must have the same mode when swapped.
15381 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15382 and ix86_binary_operator_ok. Do not force operands in registers
15385 2008-05-07 Jan Hubicka <jh@suse.cz>
15387 * cgraph.c (dump_cgraph_node): Update.
15388 * cgraph.h (cgraph_local_info): Break out inline summary.
15389 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15391 * ipa-inline (inline_summary): New accestor function.
15392 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15393 cgraph_decide_inlining, compute_inline_parameters): Update.
15394 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15396 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15398 Cleanup ColdFire scheduling support and add V4 pipeline model.
15400 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15401 (define_attr cpu): Add cfv4 value.
15402 (define_attr type, define_attr type1): Merge into a single 'type'
15403 attribute. Update all uses.
15404 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15405 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15407 (define_attr opx_mem, define_attr opy_mem): Remove.
15408 (define_attr op_mem): Clean up, update comment.
15409 (define_attr size): Use specific values instead of general int.
15410 (define_attr guess, define_attr split): Remove. Update all uses.
15411 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15412 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15413 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15414 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15415 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15416 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15417 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15418 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15419 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15420 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15421 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15422 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15423 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15424 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15425 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15426 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15427 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15428 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15429 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15430 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15431 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15432 Update or set attributes.
15433 (stack_tie): New fake instruction.
15435 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15436 (m68k_sched_attr_size): Update declaration.
15437 (m68k_sched_attr_type2): Remove.
15438 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15439 Declare new bypass predicates.
15441 * config/m68k/m68k.c (m68k_sched_issue_rate,
15442 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15444 (TARGET_SCHED_ISSUE_RATE,
15445 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15446 (override_options): Handle scheduling for ColdFire V4 core.
15447 (m68k_expand_prologue): Emit stack_tie.
15448 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15449 'OP_TYPE_FPN'. Update all uses.
15450 (sched_guess_p): Remove.
15451 (sched_address_type): Handle symbolic addresses.
15452 (sched_get_operand): New static function.
15453 (sched_operand_type): Merge into sched_attr_op_type.
15454 (sched_attr_op_type): Handle FP registers, handle quick constants,
15456 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15457 (m68k_sched_attr_size): Update. Move logic to ...
15458 (sched_get_attr_size_int): New static function.
15459 (sched_get_opxy_mem_type): New static function.
15460 (m68k_sched_attr_op_mem): Update.
15461 (m68k_sched_attr_type2): Remove.
15462 (sched_cfv4_bypass_data): New static variable.
15463 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15464 (m68k_sched_issue_rate): Implement scheduler hook.
15465 (struct _sched_ib: enabled_p): New field.
15466 (m68k_sched_variable_issue): Update. Handle V4.
15467 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15468 sched_dump_class_func_t, sched_dump_split_class,
15469 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15470 sched_dump_dfa_class, m68k_sched_dump): Remove.
15471 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15473 (m68k_sched_init_global): Remove statisctics dumping, introduce
15474 sanity check that all instructions have pipeline reservations. Handle
15476 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15477 Handle ColdFire V4 core.
15478 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15479 New static functions.
15480 (m68k_sched_address_bypass_p): New bypass predicate.
15481 (sched_get_indexed_address_scale): New static function.
15482 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15484 * cf.md: Update comments.
15485 (define_attr type2): Remove. Use 'type' attribute instead.
15487 (cf_ib): Rename to cfv123_ib. Update all uses.
15488 (cf_oep): Rename to cfv123_oep. Update all uses.
15489 (cf_chr): Rename to cfv123_chr. Update all uses.
15490 (cf_mem): Rename to cfv123_mem. Update all uses.
15491 (cf_mac): Move to more appropriate place.
15492 (cfv123_guess): New automaton and cpu_unit.
15493 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15494 Update uses of 'size' attribute. Handle before reload scheduling.
15495 (cfv123_guess): New dummy reservation for unhandled instructions.
15496 (cfv4_*): Pipeline description of ColdFire V4 core.
15497 (ignore): New reservation to handle 'ignore' type.
15499 2008-05-07 Ian Lance Taylor <iant@google.com>
15501 PR middle-end/36013
15502 * gimplify.c (find_single_pointer_decl_1): Don't look through
15504 (find_single_pointer_decl): Adjust comments.
15506 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15508 PR middle-end/36137
15509 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15510 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15512 PR middle-end/36106
15513 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15514 integral type rather than floating point, then VIEW_CONVERT_EXPR
15515 to the floating point type.
15517 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15519 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15520 TFmode op0 to register.
15522 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15524 * c-decl.c (grokdeclarator): Comment typo.
15526 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15528 * tree-flow.h: Remove prototype for computed_goto_p.
15529 * tree-cfg.c (computed_goto_p): Make static.
15531 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15534 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15535 (contains_aligned_value_p): This. Handle _Decimal128.
15536 (ix86_function_arg_boundary): Only align _Decimal128 to its
15537 natural boundary and handle it properly.
15539 2008-05-06 Martin Jambor <mjambor@suse.cz>
15541 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15542 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15543 (ipcp_method_set_orig_node): Removed.
15544 (ipcp_cval_get_cvalue_type): Removed.
15545 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15546 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15547 (ipcp_cval_set_cvalue_type): Removed.
15548 (ipcp_cval_get_cvalue): Removed.
15549 (ipcp_cval_set_cvalue): Removed.
15550 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15551 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15552 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15553 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15554 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15555 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15556 (ipcp_get_ith_lattice): Changed parameters.
15557 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15558 (ipcp_lattice_from_jfunc): Changed parameters.
15559 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15560 (ipcp_method_cval_print): Added temporary variable info.
15561 (ipcp_redirect): Removed already unused local variable caller.
15562 (ipcp_redirect): New temporary variable orig_callee_info
15563 (ipcp_redirect): Removed newly unused local variable callee.
15564 (ipcp_redirect): Removed (a bit confusing) local variable type.
15565 (ipcp_insert_stage): Added local variable info.
15566 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15568 (ipcp_formal_create): Removed.
15569 (ipcp_method_cval_set): Removed.
15570 (ipcp_propagate_stage): Renamed lattice variables.
15571 (ipcp_method_cval_set_cvalue_type): Removed.
15572 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15573 (ipcp_print_all_lattices): Changed printed strings to refer to
15574 lattices rather than cvals.
15575 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15576 (ipcp_propagate_const): Changed formal parameters.
15577 (build_const_val): Changed formal parameters.
15578 (ipcp_insert_stage): Removed useless variable cvalue
15579 (build_const_val): Changed formal parameters.
15580 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15581 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15582 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15583 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15584 (ipcp_print_func_profile_counts): Changed string from "method" to
15586 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15587 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15588 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15589 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15590 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15591 (ipcp_lat_is_const): Changed parameters and made inline.
15592 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15593 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15594 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15595 the predicate condition directly
15596 (ipcp_propagate_stage): Added local variable args. Removed local
15597 variable callee. (Both are mere code simplifications.)
15598 (ipcp_method_dont_insert_const): Renamed to
15599 ipcp_node_not_modifiable_p.
15600 (ipcp_node_not_modifiable_p): Made inline.
15601 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15602 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15603 (ipcp_print_all_lattices): Removed variable cvalue
15604 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15607 2008-05-06 Olivier Hainque <hainque@adacore.com>
15609 * tree-sra.c (try_instantiate_multiple_fields): Early return
15610 if field has POINTER_TYPE.
15612 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15614 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15615 by using 'q' specifier for instruction.
15616 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15618 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15620 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15621 Change mode of zero_extract from QImode to HImode.
15622 (sign bit tests peepholes): (Ditto.).
15624 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15626 * config/i386/mmx.md: Remove double backslashes from asm templates.
15627 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15628 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15629 to handle nonimmediate operands.
15630 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15631 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15632 to handle nonimmediate operands.
15633 (*mmx_<code>v2sf3_finite): New insn pattern.
15634 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15635 (mmx_<code>v2sf3): New expander. Use
15636 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15637 (mmx_<plusminus_insn><mode>3): New expander. Use
15638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15639 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15640 (mmx_add<mode>3): Removed.
15641 (mmx_ssadd<mode>3): Ditto.
15642 (mmx_usadd<mode>3): Ditto.
15643 (mmx_sub<mode>3): Ditto.
15644 (mmx_sssub<mode>3): Ditto.
15645 (mmx_ussub<mode>3): Ditto.
15646 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15647 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15648 to handle nonimmediate operands.
15649 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15651 (mmx_smulv4hi3_highpart): New expander. Use
15652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15653 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15655 (mmx_umulv4hi3_highpart): New expander. Use
15656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15657 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15658 (mmx_<code>v4hi3): New expander. Use
15659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15660 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15661 (mmx_<code>v8qi3): New expander. Use
15662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15663 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15664 (mmx_<code><mode>3): New expander. Use
15665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15667 2008-05-05 Jan Hubicka <jh@suse.cz>
15669 PR tree-optimization/36118
15670 * passes.c (pass_init_dump_file): Fix dump header.
15672 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15674 PR middle-end/36141
15675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15676 VCE for function decls.
15678 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15680 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15682 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15684 * config/i386/i386.md (sat_plusminus): New.
15685 (plusminus_insn): Likewise.
15686 (plusminus_mnemonic): Likewise.
15688 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15689 (*<addsub><mode>3_cc_overflow): Renamed to ...
15690 (*<plusminus_insn><mode>3_cc_overflow): This.
15691 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15692 (*<plusminus_insn>si3_zext_cc_overflow): This.
15694 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15695 (<plusminus_insn><mode>3): This.
15696 (*<addsub><mode>3): Renamed to ...
15697 (*<plusminus_insn><mode>3): This.
15698 (<sse>_vm<addsub><mode>3): Renamed to ...
15699 (<sse>_vm<plusminus_insn><mode>3): This.
15700 (sse3_h<addsub>v4sf3): Renamed to ...
15701 (sse3_h<plusminus_insn>v4sf3): This.
15702 (sse3_h<addsub>v2df3): Renamed to ...
15703 (sse3_h<plusminus_insn>v2df3): This.
15704 (<plusminus_insn><mode>3): New.
15705 (*<plusminus_insn><mode>3): Likewise.
15706 (sse2_<plusminus_insn><mode>3): Likewise.
15707 (add<mode>): Removed.
15708 (*add<mode>3): Likewise.
15709 (sse2_ssadd<mode>3): Likewise.
15710 (sse2_usadd<mode>3): Likewise.
15711 (sub<mode>3): Likewise.
15712 (*sub<mode>3): Likewise.
15713 (sse2_sssub<mode>3): Likewise.
15714 (sse2_ussub<mode>3): Likewise.
15716 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15718 * gthr-single.h: Add in required interface elements as per gthr.h.
15719 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15720 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15721 Generalize UNUSED macro.
15722 (__gthread_once): Add.
15723 (__gthread_key_create): Add.
15724 (__gthread_key_delete): Add.
15725 (__gthread_getspecific): Add.
15726 (__gthread_setspecific): Add.
15728 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15730 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15731 the same size types for the indirect reference on the rhs, then
15734 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15736 * config/i386/i386.md
15737 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15738 one insn template instead of template series.
15739 (*xordi_1_rex64): Ditto.
15740 (*xordi_2_rex64): Ditto.
15742 2008-05-05 Ira Rosen <irar@il.ibm.com>
15744 PR tree-optimization/36119
15745 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15748 2008-06-04 Jan Hubicka <jh@suse.cz>
15750 tree-optimization/36100
15751 * tree-pass.h (pass_O0_always_inline): Declare.
15752 * ipa-inline.c (inline_transform): Remove dead code.
15753 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15754 pass_O0_always_inline): New.
15755 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15757 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15759 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15760 mnemonic in this_param move for TARGET_64BIT.
15762 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15764 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15765 (*strmovsi_rex_1): Ditto.
15766 (*strsetsi_1): Ditto.
15767 (*strsetsi_rex_1): Ditto.
15769 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15770 adddicc expanders using SWI mode iterator.
15772 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15775 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15778 2008-05-04 David S. Miller <davem@davemloft.net>
15780 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15781 (sparc*-*-linux*): Use linux.h in tm_file.
15782 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15783 compiler defaulting to 32-bit.
15784 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15786 * config/sparc/linux.h: Remove definitions now obtained
15787 properly from linux.h
15788 * config/sparc/linux64.h: Likewise.
15789 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15790 don't want this setting for 32-bit builds in a biarch compiler.
15791 * doc/install.texi: Add sparc-linux to list of targets
15792 supporting --enable-targets=all.
15794 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15796 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15798 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15800 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15801 after V4SI_FTYPE_V8HI.
15802 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15803 case V4SI_FTYPE_V2DF.
15805 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15807 * doc/invoke.texi (max-flow-memory-locations): Removed.
15808 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15810 2008-05-03 Richard Guenther <rguenther@suse.de>
15812 PR middle-end/34973
15813 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15815 2008-05-02 David S. Miller <davem@davemloft.net>
15817 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15819 2008-05-02 Simon Baldwin <simonb@google.com>
15822 * c-common.h (warn_array_subscript_range): Removed.
15823 * c-common.c (warn_array_subscript_range): Ditto.
15824 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15825 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15827 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15829 * config/i386/i386.c (ix86_special_builtin_type): New.
15830 (bdesc_special_args): Likewise.
15831 (ix86_expand_special_args_builtin): Likewise.
15832 (ix86_init_mmx_sse_builtins): Updated.
15833 (ix86_expand_builtin): Updated.
15834 (ix86_expand_store_builtin): Removed.
15835 (ix86_expand_unop_builtin): Likewise.
15837 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15838 * config/i386/mmintrin.h (__v2sf): Here.
15840 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15842 (_mm_loadl_pi): Likewise.
15843 (_mm_storeh_pi): Replace __v2si with __v2sf.
15844 (_mm_storel_pi): Likewise.
15846 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15847 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15848 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15849 __builtin_ia32_loadlpd.
15851 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15853 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15854 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15855 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15856 (ix86_init_mmx_sse_builtins): Updated.
15857 (ix86_expand_args_builtin): Likewise.
15858 (ix86_expand_builtin): Likewise.
15859 (ix86_expand_unop1_builtin): Renamed to ...
15860 (ix86_expand_unop_vec_merge_builtin): This.
15862 2008-05-01 Jan Hubicka <jh@suse.cz>
15865 * ipa-inline.c (inline_generate_summary): Make static.
15866 (inline_transform): Do not call inlining at -O0; make static.
15867 * passes.c (execute_todo): Add sanity check.
15868 (execute_one_ipa_transform_pass): Execute proper flags.
15870 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15872 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15873 (DECL_NONADDRESSABLE_P): Likewise.
15874 * alias.c (record_component_aliases): Fix comment.
15876 2008-05-01 Simon Baldwin <simonb@google.com>
15878 * c-common.h (warn_array_subscript_range): New function.
15879 * c-common.c (warn_array_subscript_range): Ditto.
15880 * tree-vrp.c (check_array_ref): Corrected code to agree with
15881 comment, ignoring only arrays of size 0 or size 1.
15882 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15884 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15886 * config/i386/i386.c (ix86_builtin_type): Replace
15887 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15888 (bdesc_args): Updated.
15889 (ix86_init_mmx_sse_builtins): Likewise.
15890 (ix86_expand_args_builtin): Likewise.
15892 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15895 * doc/extend.texi: Correct __builtin_ia32_palignr.
15897 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15900 * config/i386/i386.c (bdesc_crc32): Removed.
15901 (ix86_expand_crc32): Likewise.
15902 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15903 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15904 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15905 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15906 UINT_FTYPE_UINT_UCHAR.
15907 (bdesc_args): Updated. Add crc32 builtins.
15908 (ix86_init_mmx_sse_builtins): Updated.
15909 (ix86_expand_args_builtin): Updated to support subreg.
15911 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15913 2008-05-01 Jan Hubicka <jh@suse.cz>
15915 * tree-pass.h (opt_pass): Add IPA_PASS.
15916 (varpool_node, cgraph_node): Forward declare.
15917 (ipa_opt_pass): Define.
15918 (pass_ipa_inline): Turn into ipa_opt_pass.
15919 (pass_apply_inline): Remove.
15920 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15921 (apply_inline): Turn into ....
15922 (inline_transform): ... this one.
15923 (inline_generate_summary): New function.
15924 (pass_apply_inline): Remove.
15925 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15927 (struct function): Add ipa_transforms_to_apply.
15928 * passes.c (register_one_dump_file): Work on IPA_PASS.
15929 (init_optimization_passes): Remove pass_inline_parameters and
15931 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15932 (execute_one_pass) ... here; apply transforms when possible.
15933 (add_ipa_transform_pass, execute_ipa_summary_asses,
15934 execute_one_ipa_transform_pass): New.
15935 (execute_ipa_pass_list): Update for IPA_PASS type.
15937 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15939 * config/i386/i386.c (ix86_builtin_type): Add
15940 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15941 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15942 (bdesc_args): Add SSE4a builtins.
15943 (ix86_init_mmx_sse_builtins): Updated.
15944 (ix86_expand_args_builtin): Likewise.
15945 (ix86_expand_builtin): Likewise.
15947 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15949 * config/i386/i386.c (ix86_builtin_type): Add
15950 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15951 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15952 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15953 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15954 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15955 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15956 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15957 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15958 and DI_FTYPE_DI_DI_INT.
15959 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15960 (ix86_init_mmx_sse_builtins): Updated.
15961 (ix86_expand_args_builtin): Likewise.
15962 (ix86_expand_builtin): Likewise.
15963 (ix86_expand_binop_imm_builtin): Removed.
15965 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15967 2008-04-30 Richard Guenther <rguenther@suse.de>
15969 PR tree-optimization/32921
15970 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15972 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15974 * config/arm/arm.c (arm_unwind_emit): Use
15975 crtl->all_throwers_are_sibcalls instead of
15976 cfun->all_throwers_are_sibcalls.
15977 (arm_output_fn_unwind): Likewise.
15978 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15979 instead of cfun->uses_pic_offset_table.
15980 (frv_expand_prologue): Likewise.
15981 (frv_frame_pointer_required): Likewise.
15982 (frv_expand_fdpic_call): Likewise.
15983 (frv_emit_movsi): Likewise.
15984 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15985 cfun->returns_pcc_struct instead of
15986 current_function_returns_pcc_struct.
15987 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15988 instead of cfun->calls_eh_return.
15989 (m32c_pushm_popm): Likewise.
15990 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15991 "extern" declaration.
15993 2008-04-30 Richard Guenther <rguenther@suse.de>
15995 PR tree-optimization/21636
15996 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15998 (evaluate_stmt): Print the likely value.
15999 (ccp_visit_stmt): Avoid excessive vertical spacing.
16001 2008-04-30 Rafael EspÃndola <espindola@google.com>
16003 * builtins.c (fold_call_expr): Return realret.
16004 * tree-ssa-threadedge.c
16005 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16006 __builtin_object_size.
16008 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16010 * gcc.c (wrapper_string): New variable.
16011 (insert_wrapper): New function.
16012 (execute): New option -wrapper.
16013 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16015 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16017 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16018 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16019 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16021 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16022 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16023 config/rs6000/e500crtres64gprctr.asm,
16024 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16025 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16026 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16027 config/rs6000/e500crtsav64gprctr.asm,
16028 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16029 config/rs6000/e500crtsavg64gprctr.asm: New files.
16030 * config/rs6000/t-ppccomm: Add build rules for new files.
16031 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16032 * config/rs6000/t-netbsd: Add build rules for new files.
16033 (LIB2FUNCS_STATIC_EXTRA): New variable.
16034 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16035 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16036 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16038 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16040 * config/i386/i386.c (ix86_builtin_type): Add
16041 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16042 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16043 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16044 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16045 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16046 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16047 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16048 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16049 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16050 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16051 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16052 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16053 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16054 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16055 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16056 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16057 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16058 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16059 V1DI_FTYPE_V2SI_V2SI.
16060 (bdesc_2arg): Moved to ...
16061 (bdesc_args): Here.
16062 (ix86_init_mmx_sse_builtins): Updated.
16063 (ix86_expand_args_builtin): Updated. Take a pointer
16064 to const struct builtin_description. Handle comparison
16066 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16067 (ix86_expand_builtin): Updated.
16069 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16070 (ssse3_pmaddubsw128): This.
16071 (ssse3_pmaddubswv4hi3): Renamed to ...
16072 (ssse3_pmaddubsw): This.
16074 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16075 (__builtin_ia32_packssdw128): Likewise.
16076 (__builtin_ia32_packuswb128): Likewise.
16077 (__builtin_ia32_pmaddubsw): Likewise.
16078 (__builtin_ia32_pmaddubsw128): Likewise.
16080 2008-04-30 Richard Guenther <rguenther@suse.de>
16082 PR tree-optimization/14847
16083 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16084 (recognize_bits_test): Use it.
16085 (recognize_single_bit_test): Likewise.
16087 2008-04-30 Martin Jambor <mjambor@suse.cz>
16089 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16090 instead of setting number of formal parameters to zero.
16091 (ipcp_init_stage): Do not set the number of actual parameters to zero
16093 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16094 which are called with variable number of arguments.
16095 (ipcp_insert_stage): Explicitely skipping all nodes which are
16096 called with variable number of arguments.
16097 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16098 number of parameters.
16100 * ipa-prop.h (struct ipa_node_params): Added flag
16101 called_with_var_arguments
16102 (ipa_set_param_count): Added. Changed sole setter to use it.
16103 (ipa_get_param_count): Added. All readers of param_count
16104 converted to use it instead.
16105 (ipa_set_called_with_variable_arg): Added.
16106 (ipa_is_called_with_var_arguments): Added.
16107 (ipa_get_ith_param): Added. All readers of param_decls converted
16109 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16111 (ipa_get_cs_argument_count): Added, all readers of argument_count
16113 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16116 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16117 (struct ipcp_lattice): Renamed cval_type to type
16118 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16120 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16121 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16122 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16123 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16124 (build_const_val): Changed the type of parameter cvalue to tree
16125 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16126 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16128 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16131 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16132 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16133 (ipa_add_method): Renamed to ipa_push_func_to_list
16134 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16135 (ipa_callsite_param_count): Removed.
16136 (ipa_callsite_param_count_set): Removed.
16137 (ipa_callsite_param): Removed.
16138 (ipa_callsite_callee): Removed.
16139 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16140 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16141 (ipa_method_formal_count): Removed.
16142 (ipa_method_formal_count_set): Removed.
16143 (ipa_method_get_tree): Removed.
16144 (ipa_method_tree_map_create): Removed.
16145 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16146 (ipa_create_param_decls_array): Creates the array itself
16147 (ipa_create_param_decls_array): Temporary variable info instead of
16148 a few dereferences.
16149 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16150 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16151 (get_type): Removed.
16152 (ipa_jf_get_info_type): Removed.
16153 (ipa_node_create): Renamed to ipa_create_node_params
16154 (ipa_free): Renamed to ipa_free_all_node_params
16155 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16156 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16157 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16158 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16159 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16160 ipa_free_all_edge_args
16161 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16162 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16163 (ipa_create_methodlist_node): Removed.
16164 (ipa_methodlist_method): Removed.
16165 (ipa_methodlist_method_set): Removed.
16166 (ipa_methodlist_next_method): Removed.
16167 (ipa_methodlist_next_method_set): Removed.
16168 (ipa_method_is_modified): Removed.
16169 (ipa_method_modify_create): Removed.
16170 (ipa_method_modify_init): Temporary variable info instead of a few
16172 (ipa_detect_param_modifications): Temporary variable info instead of
16173 a few dereferences.
16174 (ipa_compute_jump_functions): Temporary variable info instead of
16175 a few dereferences.
16176 (ipa_method_modify_set): Removed.
16177 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16178 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16179 than craph_node as the first parameter.
16180 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16181 (ipa_method_modify_init): Removed.
16182 (ipa_compute_jump_functions): Added a temp variable instead of
16183 repeatadly dereferencing the cgraph_edge.aux pointer
16184 (ipa_callsite_param_set_type): Removed.
16185 (ipa_compute_jump_functions): i renamed to index and moved to
16187 (ipa_callsite_param_set_info_type_formal): Removed.
16188 (ipa_callsite_param_set_info_type): Removed.
16189 (ipa_callsite_param_map_create): Removed.
16190 (ipa_callsite_tree): Removed.
16191 (ipa_callsite_caller): Removed.
16192 (ipa_pop_func_from_list): return_method removed to return_func
16194 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16195 prefixed all values with IPA_. Changed all users.
16196 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16197 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16198 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16199 (union parameter_info): Renamed to jump_func_value.
16200 (union jump_func_value): Renamed value to constant
16201 (struct ipa_jump_func): Renamed info_type to value
16202 (struct ipa_node): Renamed to ipa_node_params
16203 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16204 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16205 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16206 (struct ipa_edge): Renamed to ipa_edge_args
16207 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16208 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16209 (struct ipa_methodlist): Renamed to ipa_func_list
16210 (struct ipa_func_list): method_p renamed to node, next_method
16212 (ipa_methodlist_p): Removed, switched all users to struct pointer
16213 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16215 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16217 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16218 (rs6000_emit_epilogue): Use backchain to restore only when we
16219 have a large frame. Make use of frame pointer to restore if we
16220 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16222 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16224 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16225 Add mode to zero_extract.
16226 (sign bit tests peepholes): (Ditto.).
16228 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16230 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16231 Instructions in comments with SSE3.
16232 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16233 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16234 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16235 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16236 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16237 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16238 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16239 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16240 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16241 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16242 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16243 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16244 (bdesc_sse_args): Renamed to ...
16245 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16246 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16247 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16248 IX86_BUILTIN_FABSQ.
16249 (bdesc_1arg): Moved to ...
16250 (bdesc_args): Here.
16251 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16252 Instructions in comments with SSE3.
16253 (ix86_expand_sse_operands_builtin): Renamed to ...
16254 (ix86_expand_args_builtin): This. Updated.
16255 (ix86_expand_unop1_builtin): Update comments.
16256 (ix86_expand_builtin): Updated.
16258 2008-04-29 Richard Guenther <rguenther@suse.de>
16260 PR tree-optimization/36078
16261 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16262 Update virtual SSA form after cleaning up the CFG.
16264 2008-04-29 Richard Guenther <rguenther@suse.de>
16266 PR middle-end/15255
16267 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16269 2008-04-29 Richard Guenther <rguenther@suse.de>
16271 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16272 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16273 (compute_flow_insensitive_aliasing): Do not treat
16274 PTR_IS_REF_ALL pointers special.
16275 (get_smt_for): Likewise.
16276 (may_alias_p): Re-structure.
16277 (is_escape_site): A ref-all pointer conversion is not an escape site.
16278 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16279 PTR_IS_REF_ALL pointers special.
16280 * tree-ssa-structalias.h (struct alias_info): Remove
16281 ref_all_symbol_mem_tag field.
16282 (PTR_IS_REF_ALL): Remove.
16284 2008-04-29 Richard Guenther <rguenther@suse.de>
16286 PR middle-end/36077
16287 * fold-const.c (extract_muldiv_1): In combining division constants
16288 make sure to never overflow.
16290 2008-04-29 Nick Clifton <nickc@redhat.com>
16292 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16294 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16297 * optc-gen.awk: Work around HP-UX/IA awk bug.
16299 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16301 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16304 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16307 * config/i386/i386.md
16308 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16309 Change operand 1 predicate to nonimmediate_operand.
16311 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16314 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16316 * gengtype.c (walk_type, write_func_for_structure): Handle
16318 * doc/gty.texi: Document chain_circular.
16320 2008-04-28 Richard Guenther <rguenther@suse.de>
16322 PR tree-optimization/36066
16323 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16326 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16329 * config/i386/i386.md
16330 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16331 Use match_scratch instead of match_operand for operands 3 and 4.
16333 2008-04-27 Richard Guenther <rguenther@suse.de>
16335 PR tree-optimization/18754
16336 PR tree-optimization/34223
16337 * tree-pass.h (pass_complete_unrolli): Declare.
16338 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16339 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16340 Rewrite loop into loop closed SSA form if it is not already.
16341 (tree_unroll_loops_completely): Re-structure to iterate over
16342 innermost loops with intermediate CFG cleanups.
16343 Unroll outermost loops only if requested or the code does not grow
16345 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16346 loops are available.
16347 (tree_vectorize): Instead do so here.
16348 (tree_complete_unroll): Also unroll outermost loops.
16349 (tree_complete_unroll_inner): New function.
16350 (gate_tree_complete_unroll_inner): Likewise.
16351 (pass_complete_unrolli): New pass.
16352 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16353 uses outside of the loop.
16354 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16355 form if it is available.
16356 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16357 * passes.c (init_optimization_passes): Schedule complete inner
16358 loop unrolling pass before the first CCP pass after final inlining.
16360 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16362 * targhooks.h (default_emutls_var_fields,
16363 default_emutls_var_init): Declare.
16364 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16365 * target.h (struct gcc_target): Add struct emutls member.
16366 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16367 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16368 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16369 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16370 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16371 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16372 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16373 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16374 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16375 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16376 emit debug information.
16377 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16378 * varasm.c: Include targhooks.h.
16379 (emutls_object_section, emutls_tmpl_section): New.
16380 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16381 (EMUTLS_SEPARATOR): New.
16382 (prefix_name): New.
16383 (get_emutls_object_name): New.
16384 (default_emutls_var_fields): New, broken out of ...
16385 (get_emutls_object_type): ... here. Adjust to use target hooks.
16386 (get_emutls_init_templ_addr): Adjust to use target hooks.
16387 (emutls_decl): Adjust to use target hooks.
16388 (emutls_finish): Likewise.
16389 (default_emutls_var_init): New, broken out of ...
16390 (assemble_variable): ... here. Adjust to use target hooks.
16391 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16392 SECCAT_EMUTLS_TMPL.
16393 * c-common.c (handle_section_attribute): Prevent overriding
16394 sections for emulated tls with special sections.
16395 * config/i386/i386.c (x86_64_elf_select_section): Add
16396 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16397 (x86_64_elf_unique_section): Likewise.
16398 * config/vxworks.c: Include tree.h.
16399 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16400 (vxworks_override_options): Set TLS scheme.
16401 * doc/tm.texi (Emulated TLS): New node.
16403 2008-04-26 Simon Baldwin <simonb@google.com>
16406 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16407 with propagated string constants.
16409 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16411 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16412 constraint for operand 2 when operand 0 is memory operand.
16413 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16414 operand 0 is memory operand.
16415 (fix_trunc<mode>_i387_with_temp): Ditto.
16416 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16417 operand 2 when operand 1 is memory operand.
16418 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16419 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16420 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16421 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16422 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16423 operands 2,3 and 4 when operand 1 is memory operand.
16424 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16426 (fistdi2_floor_with_temp): Ditto.
16427 (fist<mode>2_floor_with_temp): Ditto.
16428 (fistdi2_ceil_with_temp): Ditto.
16429 (fist<mode>2_ceil_with_temp): Ditto.
16430 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16432 2008-04-26 David Daney <ddaney@avtrex.com>
16434 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16436 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16437 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16438 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16439 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16440 (compare_and_swap_12): New insn.
16441 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16442 * config/mips/mips.c (mips_force_binary): New function.
16443 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16444 (mips_expand_compare_and_swap_12): New function.
16445 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16447 2008-04-25 Jan Hubicka <jh@suse.cz>
16450 * cfgexpand.c (pass_expand): Turn into RTL pass.
16451 * passes.c (execute_one_pass): Do pass typechecking after execution.
16452 * tree-pass.h (pass_expand): Turn into RTL pass.
16454 * function.h (struct rtl_data): Move here fields
16455 accesses_prior_frames, calls_eh_return, saves_all_registers,
16456 has_nonlocal_goto, has_asm_statement, is_thunk,
16457 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16458 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16459 arg_pointer_save_area_init from struct function; turn into bool.
16460 (struct function): Move
16461 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16462 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16463 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16464 tail_call_emit, arg_pointer_save_area_init
16465 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16466 (current_function_returns_struct, current_function_returns_pcc_struct,
16467 current_function_calls_setjmp, current_function_calls_alloca,
16468 current_function_accesses_prior_frames,
16469 current_function_calls_eh_return, current_function_is_thunk,
16470 current_function_stdarg, current_function_profile,
16471 current_function_limit_stack, current_function_uses_pic_offset_table,
16472 current_function_uses_const_pool, current_function_has_nonlocal_label,
16473 current_function_saves_all_registers,
16474 current_function_has_nonlocal_goto,
16475 current_function_has_asm_statement): Remove accesor macros.
16476 * ra-conflict.c (global_conflicts): Update.
16477 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16478 (suitable_for_tail_call_opt_p): Update.
16479 * builtins.c (expand_builtin_return_addr): Update.
16480 (expand_builtin_setjmp_setup): Update.
16481 (expand_builtin_nonlocal_goto): Update.
16482 * final.c (final_start_function): Update.
16483 (profile_function): Update.
16484 (leaf_function_p): Update.
16485 (only_leaf_regs_used): Update.
16486 * df-scan.c (df_get_exit_block_use_set): Update.
16487 * dojump.c (clear_pending_stack_adjust): Update.
16488 * tree-stdarg.c (gate_optimize_stdarg): Update.
16489 * gimple-low.c (lower_function_body): Update.
16490 * global.c (compute_regsets): Update.
16491 (global_alloc): Update.
16492 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16493 * expr.c (expand_assignment): Update.
16494 * dse.c (dse_step0): Update.
16495 (dse_step1): Update.
16496 * c-decl.c (store_parm_decls): Update.
16497 * local-alloc.c (combine_regs): Update.
16498 (find_free_reg): Update.
16499 * function.c (assign_parms_augmented_arg_list): Update.
16500 (assign_parm_find_data_types): Update.
16501 (assign_parms): Update.
16502 (allocate_struct_function): Update.
16503 (expand_function_start): Update.
16504 (expand_function_end): Update.
16505 (get_arg_pointer_save_area): Update.
16506 (thread_prologue_and_epilogue_insns): Update.
16507 (rest_of_match_asm_constraints): Update.
16508 * stor-layout.c (variable_size): Update.
16509 * gcse.c (gcse_main): Update.
16510 (bypass_jumps): Update.
16511 * gimplify.c (gimplify_function_tree): Update.
16512 * calls.c (emit_call_1): Update.
16513 (expand_call): Update.
16514 * bt-load.c (compute_defs_uses_and_gen): Update.
16515 * except.c (sjlj_assign_call_site_values): Update.
16516 (sjlj_emit_function_enter): Update.
16517 (can_throw_external): Update.
16518 (set_nothrow_function_flags): Update.
16519 (expand_builtin_unwind_init): Update.
16520 (expand_eh_return): Update.
16521 (convert_to_eh_region_ranges): Update.
16522 (output_function_exception_table): Update.
16523 * emit-rtl.c (gen_tmp_stack_mem): Update.
16524 * cfgexpand.c (expand_used_vars): Update.
16525 (tree_expand_cfg): Update.
16526 * cfgcleanup.c (rest_of_handle_jump): Update.
16527 * explow.c (allocate_dynamic_stack_space): Update.
16528 * varasm.c (assemble_start_function): Update.
16529 (force_const_mem): Update.
16530 (mark_constant_pool): Update.
16531 * tree-optimize.c (tree_rest_of_compilation): Update.
16532 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16533 * tree-cfg.c (notice_special_calls): Update.
16534 (is_ctrl_altering_stmt): Update.
16535 (tree_can_make_abnormal_goto): Update.
16536 (tree_purge_dead_abnormal_call_edges): Update.
16537 * config/alpha/predicates.md: Update.
16538 * config/alpha/alpha.c (alpha_sa_mask): Update.
16539 (alpha_sa_size): Update.
16540 (alpha_does_function_need_gp): Update.
16541 (alpha_expand_prologue): Update.
16542 (alpha_start_function): Update.
16543 (alpha_output_function_end_prologue): Update.
16544 (alpha_expand_epilogue): Update.
16545 * config/frv/frv.c (frv_stack_info): Update.
16546 (frv_expand_epilogue): Update.
16547 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16548 (s390_register_info): Update.
16549 (s390_frame_info): Update.
16550 (s390_init_frame_layout): Update.
16551 (s390_can_eliminate): Update.
16552 (save_gprs): Update.
16553 * config/spu/spu.c (spu_split_immediate): Update.
16554 (need_to_save_reg): Update.
16555 (spu_expand_prologue): Update.
16556 (spu_expand_epilogue): Update.
16557 * config/sparc/sparc.md: Update.
16558 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16559 (sparc_tls_got): Update.
16560 (legitimize_pic_address): Update.
16561 (sparc_emit_call_insn): Update.
16562 (sparc_expand_prologue): Update.
16563 (output_return): Update.
16564 (print_operand): Update.
16565 (sparc_function_ok_for_sibcall): Update.
16566 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16567 * config/m32r/m32r.md: Update.
16568 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16569 (m32r_compute_frame_size): Update.
16570 (m32r_expand_prologue): Update.
16571 (m32r_expand_epilogue): Update.
16572 (m32r_legitimize_pic_address): Update.
16573 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16574 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16575 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16576 (gen_push): Update.
16577 (ix86_save_reg): Update.
16578 (ix86_compute_frame_layout): Update.
16579 (ix86_expand_prologue): Update.
16580 (ix86_expand_epilogue): Update.
16581 * config/sh/sh.c (output_stack_adjust): Update.
16582 (calc_live_regs): Update.
16583 (sh5_schedule_saves): Update.
16584 (sh_expand_prologue): Update.
16585 (sh_expand_epilogue): Update.
16586 (sh_setup_incoming_varargs): Update.
16587 (sh_allocate_initial_value): Update.
16588 (sh_get_pr_initial_val): Update.
16589 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16590 * config/sh/sh.md (label:): Update.
16591 * config/avr/avr.c (out_movhi_mr_r): Update.
16592 * config/crx/crx.h (enum): Update.
16593 * config/xtensa/xtensa.h (along): Update.
16594 * config/stormy16/stormy16.c Update.
16595 (xstormy16_compute_stack_layout): Update.
16596 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16597 (fr30_expand_prologue): Update.
16598 * config/cris/cris.c (cris_conditional_register_usage): Update.
16599 (cris_reg_saved_in_regsave_area): Update.
16600 (cris_initial_frame_pointer_offset): Update.
16601 (cris_simple_epilogue): Update.
16602 (cris_expand_prologue): Update.
16603 (cris_expand_epilogue): Update.
16604 (cris_expand_pic_call_address): Update.
16605 (cris_asm_output_symbol_ref): Update.
16606 (cris_asm_output_label_ref): Update.
16607 * config/cris/cris.md Update.
16608 * config/iq2000/iq2000.c (compute_frame_size): Update.
16609 (iq2000_expand_epilogue): Update.
16610 * config/mt/mt.h (save_direction): Update.
16611 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16612 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16613 (ia64_secondary_reload_class): Update.
16614 * config/m68k/m68k.c (m68k_save_reg): Update.
16615 (m68k_expand_prologue): Update.
16616 (m68k_expand_epilogue): Update.
16617 (legitimize_pic_address): Update.
16618 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16619 (first_reg_to_save): Update.
16620 (first_altivec_reg_to_save): Update.
16621 (compute_vrsave_mask): Update.
16622 (compute_save_world_info): Update.
16623 (rs6000_stack_info): Update.
16624 (spe_func_has_64bit_regs_p): Update.
16625 (rs6000_ra_ever_killed): Update.
16626 (rs6000_emit_eh_reg_restore): Update.
16627 (rs6000_emit_allocate_stack): Update.
16628 (rs6000_emit_prologue): Update.
16629 (rs6000_emit_epilogue): Update.
16630 (rs6000_output_function_epilogue): Update.
16631 (output_profile_hook): Update.
16632 (rs6000_elf_declare_function_name): Update.
16633 * config/rs6000/rs6000.h (rs6000_args): Update.
16634 * config/rs6000/rs6000.md: Update.
16635 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16636 * config/arc/arc.c (arc_output_function_epilogue): Update.
16637 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16638 * config/darwin.c (machopic_function_base_name): Update.
16639 * config/score/score3.c (score3_compute_frame_size): Update.
16642 (score3_epilogue): Update.
16643 * config/score/score7.c (score7_compute_frame_size): Update.
16644 (score7_prologue): Update.
16645 (score7_epilogue): Update.
16646 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16647 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16648 * config/arm/arm.c (use_return_insn): Update.
16649 (require_pic_register): Update.
16650 (arm_load_pic_register): Update.
16651 (arm_compute_save_reg0_reg12_mask): Update.
16652 (arm_compute_save_reg_mask): Update.
16653 (thumb1_compute_save_reg_mask): Update.
16654 (output_return_instruction): Update.
16655 (arm_output_function_prologue): Update.
16656 (arm_output_epilogue): Update.
16657 (arm_get_frame_offsets): Update.
16658 (arm_expand_prologue): Update.
16659 (thumb_pushpop): Update.
16660 (thumb_exit): Update.
16661 (thumb1_expand_prologue): Update.
16662 (thumb1_expand_epilogue): Update.
16663 (arm_unwind_emit): Update.
16664 (arm_output_fn_unwind): Update.
16665 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16666 * config/arm/arm.md: Update.
16667 * config/pa/pa.md: Update.
16668 * config/pa/pa.c (legitimize_pic_address): Update.
16669 (compute_frame_size): Update.
16670 (hppa_expand_prologue): Update.
16671 (hppa_expand_epilogue): Update.
16672 (borx_reg_operand): Update.
16673 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16674 (HARD_REGNO_RENAME_OK): Update.
16675 * config/mips/mips.c (mips_global_pointer): Update.
16676 (mips_save_reg_p): Update.
16677 (mips_compute_frame_info): Update.
16678 (mips_frame_pointer_required): Update.
16679 (mips_expand_prologue): Update.
16680 (mips_expand_epilogue): Update.
16681 (mips_can_use_return_insn): Update.
16682 (mips_reorg_process_insns): Update.
16683 * config/v850/v850.c (compute_register_save_size): Update.
16684 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16685 * config/mmix/mmix.c (along): Update.
16686 (mmix_expand_epilogue): Update.
16687 * config/bfin/bfin.c (legitimize_pic_address): Update.
16688 (must_save_p): Update.
16689 (stack_frame_needed_p): Update.
16690 (add_to_reg): Update.
16691 (bfin_expand_prologue): Update.
16692 * stmt.c (expand_asm_operands): Update.
16693 * reload1.c (reload): Update.
16694 (init_elim_table): Update.
16696 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16698 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16700 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16702 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16703 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16704 (mov<mode>): Removed.
16705 (*movv4sf_internal): Likewise.
16706 (*movv2df_internal): Likewise.
16708 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16710 * config.gcc (crx-*-elf): Remove deprecation.
16712 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16714 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16715 __gcc_deregister_frame with atexit.
16716 (deregister_frame_dtor): Remove.
16718 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16719 Nathan Sidwell <nathan@codesourcery.com>
16721 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16723 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16724 (rs6000_isel): Likewise.
16725 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16726 (rs6000_isel): New variable.
16727 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16729 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16732 * c-common.c (handle_vector_size_attribute): Call
16733 lang_hooks.types.reconstruct_complex_type instead of
16734 reconstruct_complex_type.
16735 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16736 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16737 * langhooks.h (struct lang_hooks_for_types): Add
16738 reconstruct_complex_type hook.
16739 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16740 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16742 2008-04-24 Richard Guenther <rguenther@suse.de>
16744 * c-common.h (check_builtin_function_arguments): Declare.
16745 * c-common.c (validate_nargs): New function.
16746 (check_builtin_function_arguments): Likewise.
16747 * c-typeck.c (build_function_call): Call
16748 check_builtin_function_arguments.
16749 * builtins.c (fold_builtin_classify): Remove error reporting code.
16750 (fold_builtin_unordered_cmp): Likewise.
16751 (fold_builtin_1): Likewise.
16752 (fold_builtin_n): Likewise.
16754 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16756 PR tree-optimization/36008
16757 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16758 the original op1, rather than delta by step.
16760 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16761 Sebastian Pop <sebastian.pop@amd.com>
16763 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16764 eliminate_local_variables_stmt, eliminate_local_variables,
16765 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16766 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16767 of code delimited by two edges in the CFG.
16768 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16769 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16770 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16771 the case of parallelisation of reductions.
16772 (expr_invariant_in_region_p): New.
16774 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16775 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16777 2008-04-24 Ira Rosen <irar@il.ibm.com>
16778 Richard Guenther <rguenther@suse.de>
16780 PR tree-optimization/36034
16781 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16782 incapable of dealing with loads with gaps.
16784 2008-04-24 Rafael EspÃndola <espindola@google.com>
16786 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16787 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16788 vrp_evaluate_conditional.
16789 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16790 (vrp_evaluate_conditional): Split the cond argument.
16791 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16792 (simplify_stmt_for_jump_threading): Update call to
16793 vrp_evaluate_conditional.
16795 2008-04-24 Ira Rosen <irar@il.ibm.com>
16797 PR tree-optimization/35982
16798 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16799 interleaved data-refs are of the same type.
16801 2008-04-24 Danny Smith <dannysmith@users.net>
16803 * c-format.c (check_format_info_main): Use strncmp rather than a
16804 magic prefix to handle multichar length specs.
16805 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16806 Don't prefix "I64" and "I32" with '\0'.
16808 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16811 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16812 in registers for -m32 only if stdarg_p (fntype).
16814 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16816 PR rtl-optimization/36006
16817 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16818 temp to op0 in order to avoid invalid rtx sharing.
16820 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16822 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16823 check TREE_INVARIANT.
16824 * tree-gimple.c (is_gimple_address): New.
16825 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16826 * tree-gimple.h (is_gimple_address): New.
16827 * tree.h (decl_address_invariant_p): New.
16828 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16829 (build_string): Likewise.
16830 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16831 (tree_invariant_p_1): Likewise.
16832 (save_expr): Use it.
16833 (tree_invariant_p): New.
16834 (skip_simple_arithmetic): Use it.
16835 (stabilize_reference_1): Use it.
16836 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16838 (build1_stat): Drop code to compute TREE_INVARIANT.
16839 (build2_stat): Drop code to compute TREE_INVARIANT.
16840 (build3_stat): Drop code to compute TREE_INVARIANT.
16841 (build4_stat): Drop code to compute TREE_INVARIANT.
16842 (build5_stat): Drop code to compute TREE_INVARIANT.
16843 (build7_stat): Drop code to compute TREE_INVARIANT.
16844 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16845 * tree.h (struct tree_base): Remove invariant_flag.
16846 (TREE_INVARIANT): Remove.
16847 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16848 (fold_builtin_expect): Check TREE_CONSTANT.
16849 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16850 * c-tree.h (c_expr_to_decl): Drop third parameter.
16851 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16852 (build_c_cast): Don't set TREE_INVARIANT.
16853 (pop_init_level): Don't set TREE_INVARIANT.
16854 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16855 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16857 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16858 (gimplify_addr_expr): Adjust comment.
16859 * tree-mudflap.c (mf_build_string):
16860 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16861 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16862 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16863 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16864 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16865 * langhooks.h (struct lang_hooks): Drop third parameter from
16868 2008-04-23 Richard Guenther <rguenther@suse.de>
16870 PR tree-optimization/27799
16871 PR tree-optimization/32921
16872 PR tree-optimization/32624
16873 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16874 SMTs aliases and the tag itself into the solution.
16875 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16876 merge the points-to solution back into the SMT aliases.
16877 (may_alias_p): Use alias_set_subset_of instead of
16878 aliases_conflict_p. A pointer which points to
16879 memory with alias set zero may access any variable.
16881 2008-04-23 Richard Guenther <rguenther@suse.de>
16883 * alias.c (alias_set_subset_of): Correctly handle asking
16884 if zero is a subset of an alias set with zero child.
16885 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16886 (compute_flow_insensitive_aliasing): Correctly walk all
16887 pointers. Do not unnecessarily union sets.
16889 2008-04-23 Richard Guenther <rguenther@suse.de>
16891 PR middle-end/36021
16892 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16894 2008-04-22 Tomas Bily <tbily@suse.cz>
16896 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16898 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16900 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16901 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16902 * tree-inline.c (estimate_num_insns_1): Likewise.
16903 * varasm.c (const_hash_1, compare_constant, copy_constant)
16904 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16905 * emit-rtl.c (component_ref_for_mem_expr)
16906 (set_mem_attributes_minus_bitpos): Likewise.
16907 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16908 (is_aligning_offset): Likewise.
16909 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16910 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16911 * dojump.c (do_jump): Likewise.
16912 * builtins.c (get_pointer_alignment, get_memory_rtx)
16913 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16914 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16916 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16918 PR rtl-optimization/36017
16919 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16920 expanding the library call.
16922 2008-04-22 Ian Lance Taylor <iant@google.com>
16924 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16925 than size_in_bytes.
16927 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16929 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16930 of LR/CTR moves for Power6.
16932 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16934 PR middle-end/36003
16935 * passes.c (init_optimization_passes): Remove
16936 pass_fast_rtl_byte_dce.
16938 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16941 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16942 builtin functions to generate faster code.
16943 (_mm_cvtpu16_ps): Ditto.
16944 (_mm_cvtpi32x2_ps): Ditto.
16946 2008-04-22 Nick Clifton <nickc@redhat.com>
16948 * common.opt (ftree-loop-distribution): Add Optimization
16951 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16952 (frv_expand_builtin_va_start): Likewise.
16954 * config/arm/arm.c (thumb_find_work_register): Fix location of
16955 argument register count.
16957 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16959 Support scheduling for ColdFire V1 and V3 microarchitecture.
16960 Improve scheduling of multiplication instructions.
16962 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16963 (mac): New instruction attribute.
16964 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16965 (m68k_sched_mac): New variable.
16966 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16967 Handle cfv1 and cfv3.
16968 (max_insn_size): New static variable.
16969 (struct _sched_ib): New type.
16970 (sched_ib): New static variable.
16971 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16972 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16973 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16975 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16976 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16977 new variables. Update.
16978 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16979 Add modeling of cfv3 instruction buffer. Update.
16980 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16981 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16982 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16983 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16984 a particular reservation applies to.
16985 (type2): Reorganize attribute values. Rename alu to alu_reg,
16986 alu_l to alu, move_l to omove. Join move to alu. Split mul
16987 to mul_l and mul_w.
16988 (cf_ib_*): Simplify description of instruction buffer.
16989 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16990 (cf_mem): Split into cf_mem1 and cf_mem2.
16991 (cf_v2_move_??): Rename to cfv12_alu_??.
16992 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16993 (cf_v2_mul_??): Remove reservations.
16994 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16995 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16996 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16998 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16999 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17000 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17001 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17002 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17003 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17004 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17005 expansions of the above reservations for instructions of sizes
17008 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17010 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17012 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17014 * coverage.c: Include tree-pass.h.
17015 (coverage_counter_alloc): Print da_file_name to the dump file.
17017 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17019 * sbitmap.c (sbitmap_range_empty_p): New function.
17020 * sbitmap.h (sbitmap_range_empty_p): New function.
17021 * bitmap.h: Now includes obstack.h.
17023 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17024 Kenneth Zadeck <zadeck@naturalbridge.com>
17026 * dbgcnt.def (ra_byte_scan): Added.
17027 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17028 when the last hit happens for a counter.
17029 * timevar.def (TV_DF_BYTE_LR): New variable.
17030 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17031 * passes.c (pass_fast_rtl_byte_dce): New pass.
17032 * fwprop.c (update_df): Added mode to call df_ref_create.
17033 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17034 DF_REF_EXTRACT_OFFSET.
17035 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17036 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17038 (df_ref_extract): Added mode field.
17039 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17040 DF_REF_EXTRACT_OFFSET.
17041 (DF_REF_EXTRACT_MODE): New macro.
17042 (df_byte_lr_bb_info): New structure.
17043 (df_print_byte_regset, df_compute_accessed_bytes,
17044 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17045 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17046 df_byte_lr_simulate_uses,
17047 df_byte_lr_simulate_artificial_refs_at_top,
17048 df_byte_lr_simulate_artificial_refs_at_end,
17049 df_compute_accessed_bytes): New function.
17050 (df_ref_create): Add parameter.
17051 (df_byte_lr_get_bb_info): New inline function.
17052 * df-scan.c (df_ref_record, df_uses_record,
17053 df_ref_create_structure): Added mode parameter.
17054 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17055 df_defs_record, df_uses_record, df_get_conditional_uses,
17056 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17057 df_entry_block_defs_collect, df_exit_block_uses_collect):
17058 Added mode parameter to calls to df_ref_record, df_uses_record,
17059 df_ref_create_structure.
17060 (df_ref_equal_p, df_ref_compare): Added test for modes.
17061 (df_ref_create_structure): Added code to set mode. Renamed
17062 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17063 DF_REF_EXTRACT_OFFSET.
17064 * df-core.c (df_print_byte_regset): New function.
17065 * df-byte-scan.c: New file.
17066 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17067 calls to BITMAP_FREE.
17068 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17069 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17070 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17071 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17072 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17073 df_byte_lr_local_compute, df_byte_lr_init,
17074 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17075 df_byte_lr_transfer_function, df_byte_lr_free,
17076 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17077 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17078 df_byte_lr_simulate_uses,
17079 df_byte_lr_simulate_artificial_refs_at_top,
17080 df_byte_lr_simulate_artificial_refs_at_end): New function.
17081 * dce.c (byte_dce_process_block): New function.
17082 (dce_process_block): au is now passed in rather than computed
17083 locally. Changed loops that look at artificial defs to not look
17084 for conditional or partial ones, because there never are any.
17085 (fast_dce): Now is able to drive byte_dce_process_block or
17086 dce_process_block depending on the kind of dce being done.
17087 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17088 (rest_of_handle_fast_byte_dce): New function.
17089 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17090 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17092 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17095 * gcc.h: Added fortran options that take arguments to
17096 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17099 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17101 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17102 scalarization if on the LHS and not a full access.
17104 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17106 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17108 2008-04-18 Rafael EspÃndola <espindola@google.com>
17110 * tree-vrp.c (find_case_label_index): Fix the binary search.
17111 (find_case_label_range): New.
17112 (vrp_visit_switch_stmt): Use find_case_label_range.
17113 (simplify_switch_using_ranges): Use find_case_label_range.
17115 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17117 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17118 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17120 2008-04-18 Tom Tromey <tromey@redhat.com>
17123 * doc/cpp.texi (Implementation-defined behavior): Mention
17126 2008-04-18 Ian Lance Taylor <iant@google.com>
17128 * fold-const.c (pointer_may_wrap_p): New static function.
17129 (fold_comparison): Add another test for pointer overflow. Use
17130 pointer_may_wrap_p to disable some false positives.
17132 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17134 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17135 (fname_as_string): Match updated cpp_interpret_string prototype.
17136 (fix_string_type): Support char16_t* and char32_t*.
17137 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17138 derivative) nodes. Register as builtin if C++0x.
17139 (c_parse_error): Support CPP_CHAR{16,32}.
17140 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17141 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17142 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17143 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17144 CTI_CHAR32_ARRAY_TYPE>: New elements.
17145 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17146 char32_type_node, signed_char32_type_node, char16_array_type_node,
17147 char32_array_type_node): New defines.
17148 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17149 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17150 (lex_string): Support CPP_STRING{16,32}, match updated
17151 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17152 (lex_charconst): Support CPP_CHAR{16,32}.
17153 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17154 and CPP_STRING{16,32}.
17156 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17159 * aclocal.m4: Regenerate.
17160 * configure: Regenerate.
17162 2008-04-18 Jan Hubicka <jh@suse.cz>
17164 * except.c (dw2_size_of_call_site_table,
17165 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17167 * cgraphbuild.c (build_cgraph_edges): Update.
17168 * tree-pass.h: Update comment.
17169 * final.c (leaf_function_p): Update.
17170 (leaf_renumber_regs): Update.
17171 (rest_of_clean_state): Update.
17172 * omp-low.c (expand_omp_parallel): Update.
17173 * ipa-reference.c (analyze_function): Update.
17174 * reorg.c (find_end_label): Update.
17175 (optimize_skip): Update.
17176 (fill_simple_delay_slots): Update.
17177 (fill_simple_delay_slots): Update.
17178 (make_return_insns): Update.
17179 (dbr_schedule): Update.
17180 * gimple-low.c (record_vars_into): Update.
17181 * cfgbuild.c (make_edges): Update.
17182 * function.c (assign_stack_local): Update.
17183 (assign_parm_adjust_stack_rtl): Update.
17184 (locate_and_pad_parm): Update.
17185 (allocate_struct_function): Do not initialize stack_alignment_needed
17186 and preferred_stack_boundary here.
17187 (stack_protect_prologue): Update.
17188 (stack_protect_epilogue): Update.
17189 (expand_function_start): Initialize stack_alignment_needed,
17190 preferred_stack_boundary and max_jumptable_ents.
17191 (expand_function_end): Update.
17192 (free_after_compilation): Do not NULLify epilogue_delay_list.
17193 * function.h (struct rtl_data): Add stack_protect_guard,
17194 stack_alignment_needed,
17195 preferred_stack_boundary, epilogue_delay_list.
17196 (struct function): Remove value_histograms, stack_alignment_needed,
17197 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17199 unexpanded_var_list, stack_protect_guard.
17200 (current_function_epilogue_delay_list): Remove.
17201 * ipa-type-escape.c (analyze_function): Update.
17202 * gimplify.c (pop_gimplify_context): Update comment.
17203 * calls.c (expand_call): Update.
17204 (emit_library_call_value_1): Update.
17205 * except.c (set_nothrow_function_flags): Update.
17206 * cfgexpand.c (get_decl_align_unit): Update.
17207 (create_stack_guard): Update.
17208 (estimated_stack_frame_size): Update.
17209 (expand_used_vars): Update.
17210 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17211 * explow.c (allocate_dynamic_stack_space): Update.
17212 * tree-ssa-live.c (remove_unused_locals): Update.
17213 * varasm.c (mark_constant_pool): Update.
17214 * tree-inline.c (remap_decls): Update.
17215 (initialize_cfun): Update.
17216 (declare_return_variable): Update.
17217 (inline_forbidden_p): Update.
17218 (expand_call_inline): Update.
17219 (declare_inline_vars): Update.
17220 (tree_function_versioning): Update.
17221 * tree-flow.h (value_histograms): New.
17222 (VALUE_HISTOGRAMS): New macro.
17223 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17225 * tree-cfg.c (set_bb_for_stmt): Update.
17226 (replace_by_duplicate_decl): Update.
17227 (move_block_to_fn): Update.
17228 (new_label_mapper): Update.
17229 (dump_function_to_file): Update.
17230 * ipa-struct-reorg.c (build_data_structure): Update.
17231 * cfgrtl.c (print_rtl_with_bb): Update.
17232 * reload1.c (reload): Update.
17234 * config/i386/i386.c (setup_incoming_varargs_64,
17235 ix86_compute_frame_layout): Update.
17236 * config/arc/arc.c (arc_output_function_epilogue): Update.
17238 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17240 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17241 for FreeBSD as well.
17242 * gthr-posix95.h: Likewise.
17244 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17246 PR rtl-optimization/35838
17247 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17248 out the byte offset of the first subreg.
17250 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17252 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17253 to split_ti instead of three separate calls with single member arrays.
17254 (subti3 splitter): Ditto.
17255 (adddi3 splitter): Ditto with split_di.
17256 (subdi3 splitter): Ditto.
17257 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17258 two separate calls with single member arrays. Swap match_dup
17259 operands 1 and 2 to better fit into the array.
17260 (negdi2 splitter): Ditto with split_di.
17261 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17262 two separate calls with single member arrays. Swap match_dup operands
17263 6 and 7 to better fit into the array.
17265 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17267 * config/i386/i386.c (sse_builtin_type): New.
17268 (bdesc_sse_args): Likewise.
17269 (bdesc_sse_3arg): Removed.
17270 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17271 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17272 IX86_BUILTIN_ROUNDPS.
17273 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17274 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17275 IX86_BUILTIN_ROUNDPS.
17276 (ix86_expand_sse_4_operands_builtin): Removed.
17277 (ix86_expand_sse_operands_builtin): New.
17278 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17279 and CODE_FOR_sse4_1_roundps.
17280 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17281 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17283 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17286 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17287 regs before frame pop when needed. If use_backchain_to_restore_sp
17288 then load backchain into a temp reg to restore vr and vrsave. Add
17289 code to restore vr after frame pop if possible.
17291 2008-04-17 Richard Guenther <rguenther@suse.de>
17293 * tree-vn.c (expressions_equal_p): Do not check type
17294 equality or compatibility before calling operand_equal_p.
17295 * fold-const.c (operand_equal_p): Check equivalence of
17296 integer constants before bailing out due to signedness or
17297 precision differences.
17298 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17299 spurious differences in type qualification. Ignore types
17300 for COMPONENT_REFs at all.
17302 2008-04-17 Christian Bruel <christian.bruel@st.com>
17304 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17305 msw_skip comparison.
17307 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17310 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17313 PR tree-optimization/35899
17314 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17315 rather than TREE_OPERAND.
17317 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17320 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17321 temporary registers. Change operand predicate to general_operand.
17322 (remainderxf3): Ditto.
17324 2008-04-16 Richard Guenther <rguenther@suse.de>
17326 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17327 * tree-affine.c (aff_combination_expand): Look through some
17330 2008-04-15 Doug Kwan <dougkwan@google.com>
17332 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17334 * tree-pretty-print.c (dump_generic_node): Ditto.
17335 * final.c (output_addr_const): Ditto.
17336 * dwarf2out.c (output_cfi): Ditto.
17337 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17338 * print-rtl.c (print_rtx): Ditto.
17339 * print-tree.c (print_node_brief, print_node): Ditto.
17340 * c-common.c (match_case_to_enum_1): Ditto.
17341 * sched-vis.c (print_value): Ditto.
17342 * config/i386/i386.c (print_operand): Cast to long unsigned int
17345 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17346 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17347 MS Windows VirtualProtect function.
17349 2008-04-15 Jan Hubicka <jh@suse.cz>
17351 * gengtype.c (write_root): Param_is argument is OK.
17352 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17353 * function.h: Include varray.h
17354 (rtl_eh): New stucture based on except.c one.
17355 (call_site_record): New forward declaration and vector type.
17356 * calls.c (emit_call_1): Do not call
17357 note_current_region_may_contain_throw.
17358 * except.c (eh_status): Remove cur_region, try_region since they are
17360 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17361 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17362 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17363 Remove call_site_data_used, call_site_data_size.
17364 Turn call_site_record into vector in function.h.
17365 (note_current_region_may_contain_throw): Remove.
17366 (get_exception_pointer, get_exception_filter): Do not take struct
17367 function argument; update.
17368 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17369 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17370 build_post_landing_pads, dw2_build_landing_pads,
17371 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17372 sjlj_emit_function_enter, sjlj_emit_function_enter,
17373 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17374 sjlj_build_landing_pads, finish_eh_generation,
17375 remove_exception_handler_label, remove_eh_handler,
17376 maybe_remove_eh_handler, add_reachable_handler,
17377 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17378 add_action_record, collect_one_action_chain, add_call_site,
17379 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17380 sjlj_output_call_site_table, output_function_exception_table,
17381 * except.h (note_current_region_may_contain_throw): Remove
17382 (get_exception_pointer, get_exception_filter): Do not take struct
17384 * Makefile.in (GTFILES): Put varargs before struct function.
17386 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17388 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17389 punt for STRING_CST.
17390 (get_constraint_for): Deal with STRING_CST here instead.
17392 2008-04-15 Richard Guenther <rguenther@suse.de>
17394 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17395 statements in a basic-block with a backward walk. Do not
17396 substitute into dead statements but instead remove those.
17398 2008-04-15 Richard Guenther <rguenther@suse.de>
17400 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17401 to zero, thus disable creation of SFTs.
17403 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17405 * tree-predcom.c (suitable_reference_p): Return false if the
17406 reference can throw.
17408 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17411 * c-decl.c (finish_decl): If extern or static var has variable
17412 size, set TREE_TYPE (decl) to error_mark_node.
17414 2008-04-15 Rafael EspÃndola <espindola@google.com>
17416 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17419 2008-04-15 Richard Guenther <rguenther@suse.de>
17421 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17422 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17423 (visit_reference_op_load): Do walk vuse-vdef chains on
17424 vn_reference_lookup.
17425 (visit_reference_op_store): But do not here.
17426 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17427 vn_reference_lookup.
17428 (vn_lookup_with_vuses): But do so here.
17430 2008-04-14 Ian Lance Taylor <iant@google.com>
17432 * fold-const.c (fold_overflow_warning): Remove assertion.
17434 2008-04-15 Ben Elliston <bje@au.ibm.com>
17436 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17437 temp1 local variables.
17439 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17442 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17443 ".text.unlikely" section as executable.
17445 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17447 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17448 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17449 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17450 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17451 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17452 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17453 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17455 2008-04-14 Ian Lance Taylor <iant@google.com>
17457 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17458 * fold-const.c (fold_comparison): If appropriate, test
17459 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17460 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17461 reassociating a pointer type.
17462 * doc/invoke.texi (Optimize Options): Document that
17463 -fstrict-overflow applies to pointer wraparound.
17465 2008-04-13 Jan Hubicka <jh@suse.cz>
17467 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17469 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17471 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17472 we are going to "save the world".
17474 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17476 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17477 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17478 operand 0 constraint, not "=".
17480 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17482 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17484 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17486 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17487 of size of positions_needed * CHAR_BIT.
17489 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17491 PR middle-end/35897
17492 * dse.c (store_info): Change positions_needed to unsigned
17494 (lowpart_bitmask): New.
17495 (record_store): Cast to unsigned HOST_WIDE_INT for
17496 positions_needed. Assert width <= size of positions_needed *
17497 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17498 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17499 lowpart_bitmask to set mask.
17501 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17503 * config/bfin/constraints.md: New file.
17504 * config/bfin/bfin.md: Include it.
17505 (adddi3): Use satisfies_constraint functions instead of the old macros.
17506 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17507 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17508 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17509 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17510 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17511 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17512 EXTRA_CONSTRAINT): Delete.
17513 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17514 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17516 * config/bfin/bfin.c: Include "tm-constrs.h".
17517 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17518 Use satisfies_constraint functions instead of the old macros.
17519 * doc/md.texi (Blackfin Constraints): Update file name reference.
17521 2008-04-11 Richard Guenther <rguenther@suse.de>
17523 PR tree-optimization/35869
17524 * tree-vrp.c (execute_vrp): Move switch statement update after
17525 jump threading. Schedule another cfg cleanup run.
17527 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17530 * attribs.c (decl_attributes): Return early on errorneous node.
17532 2008-04-10 Oleg Ryjkov <olegr@google.com>
17534 * tree.h (struct tree_base): Added a new flag default_def_flag.
17535 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17537 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17539 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17541 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17544 * pa.md: Define mode iterator P. Define mode attribute dwc.
17545 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17546 (icacheflush): Likewise.
17547 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17548 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17550 2008-04-11 Ben Elliston <bje@au.ibm.com>
17552 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17554 2008-04-10 Rafael EspÃndola <espindola@google.com>
17556 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17557 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17558 (extract_range_from_expr): The same.
17560 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17562 * config/mips/mips.md (GPR2): New mode iterator.
17563 (seq): Add comment.
17564 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17565 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17566 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17567 Rewrite these to take two modes, the mode of comparison and the
17568 mode of the destination.
17569 * config/mips/mips.c (mips_expand_scc): Instead of having
17570 paradoxical subreg as destination, expand "narrowing" scc if mode
17571 of comparison is SI and target is requested in DI mode.
17572 (mips_emit_int_order_test): Update comment. Make mode of
17573 comparison match CMP0 rather than TARGET. When creating inverse
17574 target use mode of TARGET.
17576 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17578 * gcov-dump.c (tag_summary): Only print summaries for the first
17579 GCOV_COUNTERS_SUMMABLE counters.
17581 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17583 * config/i386/i386.md (absneg): New code iterator.
17584 (absnegprefix): New code attribute.
17585 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17586 patterns using absneg code iterator.
17587 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17588 using absneg code iterator.
17589 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17590 *neg<mode>2 patterns using absneg code iterator.
17591 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17592 *negextendsfdf2 patterns using absneg code iterator.
17593 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17594 *negextendsfxf2 patterns using absneg code iterator.
17595 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17596 *negextendsfdf2 patterns using absneg code iterator.
17597 * config/i386/sse.md (<code><mode>2): Macroize expander from
17598 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17600 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17602 * config/s390/s390.h: Remove the remains of the recent search
17603 & replace action of current_function_outgoing_args_size.
17605 2008-04-10 Ira Rosen <irar@il.ibm.com>
17607 PR tree-optimization/35821
17608 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17609 NEW_STMT_LIST is not NULL.
17611 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17614 * toplev.c (process_options): Remove -ffunction-sections debugging
17617 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17619 PR middle-end/PR28690
17620 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17621 than gen_rtx_fmt_ee to perform more canonicalizations.
17623 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17626 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17628 2008-04-09 Richard Guenther <rguenther@suse.de>
17630 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17631 (dump_function_to_file): Dump function arguments with types.
17633 2008-04-08 Richard Guenther <rguenther@suse.de>
17635 * fold-const.c (fold_widened_comparison): Do not allow
17636 sign-changes that change the result.
17638 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17641 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17642 kinds of indirect references.
17644 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17646 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17647 GNU Fortran language string.
17649 2008-04-08 Rafael EspÃndola <espindola@google.com>
17651 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17652 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17653 * tree.h (tree_call_nonnegative_warnv_p): New.
17655 2008-04-08 Jan Hubicka <jh@suse.cz>
17657 * function.c (free_after_compilation): Clear out regno_reg_rtx
17660 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17663 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17665 PR middle-end/PR28690
17666 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17667 same precedence as REG_POINTER and MEM_POINTER operands.
17669 2008-04-08 Richard Guenther <rguenther@suse.de>
17671 PR middle-end/35834
17672 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17673 for adding index to base.
17675 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17677 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17678 (MINGW_ENABLE_EXECUTE_STACK): New.
17679 (IN_LIBGCC2): For libgcc include windows.h file for
17680 function declarations.
17682 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17684 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17685 and tem2 if tem1 is not a REG or MULT.
17687 2008-04-08 Jan Hubicka <jh@suse.cz>
17689 * function.h (incomming_args): Break out of struct function.
17690 (function_subsections): Break out of struct function.
17691 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17692 return_rtx and hard_reg_initial_vals from struct function.
17693 Kill inl_max_label_num.
17694 (current_function_pops_args, current_function_args_info,
17695 current_function_args_size, current_function_args_size,
17696 current_function_pretend_args_size,
17697 current_function_outgoing_args_size,
17698 current_function_internal_arg_pointer, current_function_return_rtx):
17699 Kill compatibility accestor macros.
17700 * builtins.c (expand_builtin_apply_args_1): Update.
17701 (expand_builtin_next_arg): Update.
17702 * df-scan.c (df_get_call_refs): Update.
17703 * dbxout.c (dbxout_function_end): Update.
17704 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17705 (output_line_info): Update.
17706 (secname_for_decl): Update.
17707 (dwarf2out_var_location): Update.
17708 * function.c (free_after_compilation): Update.
17709 (assign_parm_find_stack_rtl): Update.
17710 (assign_parms): Update.
17711 (expand_dummy_function_end): Update.
17712 (expand_function_end): Update.
17713 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17714 (expand_call): Update.
17715 (emit_library_call_value_1): Update.
17716 (store_one_arg): Update.
17717 * varasm.c (initialize_cold_section_name): Update.
17718 (unlikely_text_section): Update.
17719 (unlikely_text_section_p): Update.
17720 (assemble_start_function): Update.
17721 (assemble_end_function): Update.
17722 (default_section_type_flags): Update.
17723 (switch_to_section): Update.
17724 * integrate.c (set_decl_abstract_flags): Update.
17725 (get_hard_reg_initial_val): Update.
17726 (has_hard_reg_initial_val): Update.
17727 (allocate_initial_values): Update.
17728 * resource.c (init_resource_info): Update.
17729 * config/alpha/alpha.c (NUM_ARGS): Update.
17730 (direct_return): Update.
17731 (alpha_va_start): Update.
17732 (alpha_sa_size): Update.
17733 (alpha_initial_elimination_offset): Update.
17734 (alpha_expand_prologue): Update.
17735 (alpha_start_function): Update.
17736 (alpha_expand_epilogue): Update.
17737 (unicosmk_initial_elimination_offset):
17738 * config/alpha/alpha.md (call expander): Update.
17739 * config/s390/s390.c (s390_register_info): Update.
17740 (s390_register_info): Update.
17741 (s390_frame_info): Update.
17742 (s390_initial_elimination_offset): Update.
17743 (s390_build_builtin_va_list): Update.
17744 (s390_va_start): Update.
17745 * config/spu/spu.c (direct_return): Update.
17746 (spu_expand_prologue): Update.
17747 (spu_initial_elimination_offset): Update.
17748 (spu_build_builtin_va_list): Update.
17749 (spu_va_start): Update.
17750 * config/sparc/sparc.c (sparc_init_modes): Update.
17751 (sparc_compute_frame_size): Update.
17752 (function_value): Update.
17753 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17754 * config/i386/i386.md (return expander): Update.
17755 * config/i386/i386.c (ix86_va_start): Update.
17756 (ix86_can_use_return_insn_p): Update.
17757 (ix86_compute_frame_layout): Update.
17758 (ix86_expand_epilogue): Update.
17759 * config/sh/sh.c (output_stack_adjust): Update.
17760 (calc_live_regs): Update.
17761 (sh_expand_prologue): Update.
17762 (sh_builtin_saveregs): Update.
17763 (sh_va_start): Update.
17764 (initial_elimination_offset): Update.
17765 (sh_allocate_initial_value): Update.
17766 (sh_function_ok_for_sibcall): Update.
17767 (sh_get_pr_initial_val): Update.
17768 * config/sh/sh.md (return expander): Update.
17769 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17770 * config/crx/crx.c (crx_compute_frame): UPdate.
17771 (crx_initial_elimination_offset): UPdate.
17772 * config/xtensa/xtensa.c (compute_frame_size): Update
17773 (xtensa_builtin_saveregs): Update.
17774 (xtensa_va_start): Update.
17775 (order_regs_for_local_alloc): Update.
17776 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17777 (xstormy16_expand_builtin_va_start): Update.
17778 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17779 * config/m68hc11/m68hc11.md (return expanders): Update.
17780 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17781 (expand_epilogue): Update.
17782 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17783 (cris_simple_epilogue): Update.
17784 (cris_expand_prologue): Update.
17785 (cris_expand_epilogue): Update.
17786 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17787 (compute_frame_size): Update.
17788 * config/mt/mt.c (mt_compute_frame_size): Update.
17789 * config/mn10300/mn10300.c (expand_prologue): Update.
17790 (expand_epilogue): Update.
17791 (initial_offset): Update.
17792 (mn10300_builtin_saveregs):
17793 * config/mn10300/mn10300.md (return expander): Update.
17794 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17795 (ia64_initial_elimination_offset): Update.
17796 (ia64_initial_elimination_offset): Update.
17797 (ia64_expand_prologue): Update.
17798 * config/m68k/m68k.md (return expander): Update.
17799 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17800 (rs6000_stack_info): Update.
17801 * config/mcore/mcore.c (layout_mcore_frame): Update.
17802 (mcore_expand_prolog): Update.
17803 * config/arc/arc.c (arc_compute_frame_size): Update.
17804 * config/score/score3.c (score3_compute_frame_size): Update.
17805 * config/score/score7.c (score7_compute_frame_size): Update.
17806 * config/arm/arm.c (use_return_insn): Update.
17807 (thumb_find_work_register): Update.
17808 (arm_compute_save_reg_mask): Update.
17809 (arm_output_function_prologue): Update.
17810 (arm_output_epilogue): Update.
17811 (arm_size_return_regs): Update.
17812 (arm_get_frame_offsets): Update.
17813 (arm_expand_prologue): Update.
17814 (thumb_exit): Update.
17815 (thumb_unexpanded_epilogue): Update.
17816 (thumb1_output_function_prologue): Update.
17817 * config/pa/pa.md (return expander): Update.
17818 * config/pa/pa.c (compute_frame_size): Update.
17819 (hppa_builtin_saveregs): Update.
17820 * config/mips/mips.c (mips_va_start): Update.
17821 (mips16_build_function_stub): Update.
17822 (mips_compute_frame_info): Update.
17823 (mips_restore_gp): Update.
17824 (mips_output_function_prologue): Update.
17825 (mips_expand_prologue): Update.
17826 * config/v850/v850.c (compute_frame_size): Update.
17827 (expand_prologue): * config/mmix/mmix.c (along): update.
17828 (mmix_initial_elimination_offset): update.
17829 (mmix_reorg): update.
17830 (mmix_use_simple_return): update.
17831 (mmix_expand_prologue): update.
17832 (mmix_expand_epilogue): Update.
17833 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17834 (emit_link_insn): Update.
17836 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17838 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17839 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17841 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17844 2008-04-07 Jan Hubicka <jh@suse.cz>
17846 * function.h (rtl): Rename to x_rtl.
17847 (crtl): New define.
17848 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17849 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17850 used_temp_slots avail_temp_slots, temp_slot_level,
17851 nonlocal_goto_handler_labels): Update accesstors.
17852 (rtl): New global variable.
17853 (struct function): Move some fileds to rtl_data.
17854 (get_arg_pointer_save_area): Update prototype.
17855 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17856 get_arg_pointer_save_area.
17857 * expr.c (init_expr): Update
17858 * function.c (get_frame_size): Update
17859 (assign_stack_local): Update
17860 (expand_function_end): Update.
17861 (get_art_pointer_save_area): Update
17863 * emit-rtl.c (rtl): Declare.
17864 (regno_reg_rtx): Declare.
17865 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17867 (gen_reg_rtx): Update.
17868 * varasm.c (n_deferred_constatns): Update accestor.
17869 (init_varasm_status): Do not allocate varasm_status.
17870 (force_const_mem, get_pool_size, output_constant_pool): Update.
17871 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17872 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17873 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17874 * sparc/sparc.h (INIT_EXPANDERS): Update.
17875 * ia64/ia64.h (INIT_EXPANDERS): Update.
17877 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17879 * reload.c (push_secondary_reload): Add missing break to for loop.
17881 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17883 PR middle-end/PR28690
17884 * rtlanal.c: Update copyright years.
17885 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17886 as REG_POINTER and MEM_POINTER operands.
17887 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17888 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17889 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17890 * gcse.c: Update copyright years.
17891 (pre_delete): Call gen_reg_rtx_and_attrs.
17892 (hoist_code): Likewise.
17893 (build_store_vectors): Likewise.
17894 (delete_store): Likewise.
17895 * loop-invariant.c (move_invariant_reg): Likewise.
17896 Update copyright years.
17898 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17900 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17901 control string instead of quoted.
17903 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17905 * doc/rtl.texi: Rewrite of subreg section.
17907 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17910 * config/i386/i386.c (legitimize_pic_address): Add treating
17911 of dllimport SYM_REF's.
17912 (legitimize_dllimport_symbol): Add prototype.
17914 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17916 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17917 reference in constructor with non self-referential type.
17919 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17921 Removal of Return with Depressed Stack Pointer support
17922 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17923 (ECF_SP_DEPRESSED): Likewise.
17924 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17925 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17926 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17927 (expand_call): Do not test ECF_SP_DEPRESSED.
17928 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17929 * function.c (keep_stack_depressed): Delete.
17930 (handle_epilogue_set): Likewise.
17931 (update_epilogue_consts): Likewise.
17932 (emit_equiv_load): Likewise.
17933 (thread_prologue_and_epilogue_insns): Remove support for Return with
17934 Depressed Stack Pointer.
17935 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17937 2008-04-06 Richard Guenther <rguenther@suse.de>
17939 PR tree-optimization/35400
17940 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17941 information from SSA_NAMEs.
17943 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17945 * config/avr/avr.h (avr_mega_p): Remove declaration.
17946 (AVR_MEGA): Remove macro.
17947 * config/avr/avr.c (avr_mega_p): Remove variable.
17948 (avr_override_options): Remove inicializion of avr_mega_p.
17949 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17950 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17951 (avr_jump_mode): (Ditto.).
17952 (avr_output_progmem_section_asm_op): (Ditto.).
17953 (avr_asm_init_sections): (Ditto.).
17954 (avr_asm_init_sections): (Ditto.).
17955 (avr_rtx_costs): (Ditto.).
17956 * config/avr/avr.md: (Ditto.).
17957 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17960 2008-04-06 Richard Guenther <rguenther@suse.de>
17962 PR tree-optimization/35842
17963 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17964 is_gimple_invariant_address.
17966 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17968 * gcc.c (default_compilers): Sync Fortran extensions list with
17969 that in fortran/lang-specs.h.
17970 * doc/invoke.texi: Likewise.
17971 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17972 * dwarf2out.c (gen_compile_unit_die): Likewise.
17974 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17976 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17978 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17981 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17982 attribute is used for nested functions.
17984 2008-04-05 Jan Hubicka <jh@suse.cz>
17986 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17988 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17990 (dump_files): Update.
17991 (enable_rtl_dump_file): Do not accept letter argument.
17992 * tree-pass.h (dump_file_info): Remove letter argument.
17993 * toplev.c (decode_d_option): Update -da handling.
17994 * toplev.h (enable_rtl_dump_file): Update prototype.
17995 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17996 it out based on pass type.
17997 (register_dump_files_1): Likewise.
17998 (init_optimization_passes): Update register_one_dump_file calls.
17999 (execute_one_pass): Sanity check that IPA passes are called at IPA
18000 level and RTL passes at RTL level.
18001 (execute_pass_list): IPA pass can not be after or subpass of
18003 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18004 disallov RTL subpasses of IPA subpasses.
18006 2008-04-05 Ben Elliston <bje@au.ibm.com>
18008 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18009 builtins that return exactly once and do not throw. Cache call to
18012 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18014 PR rtl-optimization/34916
18015 PR middle-end/35519
18016 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18017 between instruction pairs.
18019 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18021 * doc/invoke.texi: Document -mbitops for SH.
18022 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18023 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18024 * config/sh/sh.c (print_operand): Add %t operand code.
18025 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18026 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18027 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18028 (extendqihi2): Likewise.
18029 (movqi_i): Likewise.
18030 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18031 (extv): Use bld instruction for SH2A if possible.
18033 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18034 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18035 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18036 (bset.b, bclr.b): Define peepholes.
18037 * config/sh/sh.opt (mbitops): New option.
18039 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18042 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18043 and view convert expression.
18045 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18048 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18050 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18052 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18054 * config/i386/cpuid.h (bit_AES): New.
18055 (bit_PCLMUL): Likewise.
18057 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18058 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18059 SSE2 if AES or PCLMUL is enabled.
18060 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18061 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18062 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18063 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18064 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18065 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18066 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18067 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18068 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18069 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18070 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18071 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18072 __builtin_ia32_aeskeygenassist128 and
18073 __builtin_ia32_pclmulqdq128.
18074 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18075 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18076 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18078 * config/i386/i386.h (TARGET_AES): New.
18079 (TARGET_PCLMUL): Likewise.
18080 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18082 * config/i386/i386.md (UNSPEC_AESENC): New.
18083 (UNSPEC_AESENCLAST): Likewise.
18084 (UNSPEC_AESDEC): Likewise.
18085 (UNSPEC_AESDECLAST): Likewise.
18086 (UNSPEC_AESIMC): Likewise.
18087 (UNSPEC_AESKEYGENASSIST): Likewise.
18088 (UNSPEC_PCLMUL): Likewise.
18090 * config/i386/i386.opt (maes): New.
18091 (mpclmul): Likewise.
18093 * config/i386/sse.md (aesenc): New pattern.
18094 (aesenclast): Likewise.
18095 (aesdec): Likewise.
18096 (aesdeclast): Likewise.
18097 (aesimc): Likewise.
18098 (aeskeygenassist): Likewise.
18099 (pclmulqdq): Likewise.
18101 * config/i386/wmmintrin.h: New.
18103 * doc/extend.texi: Document AES and PCLMUL built-in function.
18105 * doc/invoke.texi: Document -maes and -mpclmul.
18107 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18109 * function.c (free_after_parsing): Replace with
18110 cxx_push_function_context from C++ front-end.
18111 (allocate_struct_function): Don't call langhook.
18112 * langhooks.h (struct lang_hooks_for_functions): Delete.
18113 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18115 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18116 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18117 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18118 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18119 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18120 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18121 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18123 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18124 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18126 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18129 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18132 2008-04-04 Richard Guenther <rguenther@suse.de>
18134 PR middle-end/35823
18135 * fold-const.c (optimize_minmax_comparison): Use the correct
18136 type for the constant in the simplified comparison.
18138 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18140 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18141 Pass L2 size as "--param l2-cache-size" to the compiler.
18142 (decode_l2_cache): New function to decode L2 cache parameters using
18143 0x8000006 extended cpuid function.
18144 (detect_caches_amd): Determine parameters of L2 cache using
18145 decode_l2_caches function.
18146 (decode_caches_intel): Decode L2 cache parameters.
18147 (detect_caches_intel): Determine L2 cache parameters using
18148 decode_caches_intel and decode_l2_caches functions.
18150 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18152 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18153 secondary input reload for subword loads from the constant pool.
18155 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18158 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18159 constants of the appropriate size for runtime calculations.
18162 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18163 decimal-float literal constant zero.
18165 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18168 * c-parser.c (c_parser_omp_atomic): Call
18169 default_function_array_conversion on the RHS.
18171 PR middle-end/35818
18172 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18173 call is_variable_sized if decl has incomplete type.
18175 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18177 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18179 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18181 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18183 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18184 (sgt<u>): Merge sgt and sgtu into new expander.
18185 (sgt, sgtu): Remove expanders.
18186 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18187 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18188 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18189 *sgtu_<mode>_mips16 into new pattern.
18190 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18191 (sge<u>): Merge sge and sgeu into new expander.
18192 (sge, sgeu): Remove expanders.
18193 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18195 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18196 (slt<u>): Merge slt and sltu into new expander.
18197 (slt, sltu): Remove expanders.
18198 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18199 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18200 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18201 *sltu_<mode>_mips16 into new pattern.
18202 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18203 (sle<u>): Merge sle and sleu into new expander.
18204 (sle, sleu): Remove expanders.
18205 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18206 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18207 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18208 *sleu_<mode>_mips16 into new pattern.
18209 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18211 2008-04-03 Jan Hubicka <jh@suse.cz>
18213 PR tree-optimization/35795
18214 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18215 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18216 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18217 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18218 * score/score3.c (score3_output_mi_thunk): Likewise.
18219 * score/score7.c (score7_output_mi_thunk): Likewise.
18220 * mips/mips.c (mips_output_mi_thunk): Likewise.
18222 2008-04-03 Richard Guenther <rguenther@suse.de>
18224 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18225 conversions. Simplify code.
18227 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18229 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18231 2008-04-03 Tom Tromey <tromey@redhat.com>
18232 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18234 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18235 * config/bfin/t-bfin-linux (generated_files): Add
18236 linux-sysroot-suffix.h.
18237 * doc/install.texi (Prerequisites): Require make 3.80.
18238 * doc/sourcebuild.texi (Front End Directory): Document new
18240 * Makefile.in (generated_files): New variable.
18241 (ALL_HOST_OBJS): New variable.
18242 ($(ALL_HOST_OBJS)): New target.
18244 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18246 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18247 (remap_block): Call id->transform_lang_insert_block instead
18249 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18250 Set id.transform_lang_insert_block to NULL.
18251 (clone_body): Move to cp/optimize.c
18252 * tree-inline.h (struct copy_body_data): Change
18253 transform_lang_insert_block to function pointer.
18254 (copy_generic_body, copy_decl_no_change): Export.
18255 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18256 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18257 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18259 * c-tree.h (insert_block): Kill.
18260 * c-decl.c (insert_block): Kill.
18262 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18264 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18265 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18266 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18268 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18269 argument, call {push,pop}_function_context from here.
18270 * c-parser.c: Use c_{push,pop}_function_context.
18272 * function.c (push_function_context_to): Move meat ...
18273 (push_function_context): ... here. Simplify.
18274 * function.c (pop_function_context_from): Move meat ...
18275 (pop_function_context): ... here. Simplify.
18276 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18278 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18279 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18280 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18281 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18283 2008-04-03 Ben Elliston <bje@au.ibm.com>
18285 * expmed.c (extract_force_align_mem_bit_field): Remove.
18287 2008-04-03 Richard Guenther <rguenther@suse.de>
18289 PR middle-end/35800
18290 * expr.h (try_casesi): Adjust prototype.
18291 * expr.c (try_casesi): Take fallback label as extra parameter.
18292 Use that for gen_casesi if default_label is NULL.
18293 * stmt.c (expand_case): Pass fallback label to try_casesi,
18294 make sure to fill gaps with a fallback label if default_label
18297 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18300 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18302 2008-04-03 Ben Elliston <bje@au.ibm.com>
18304 * expmed.c (extract_split_bit_field): Remove if (0) code.
18305 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18306 (do_ds_constraint): Likewise.
18308 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18310 * doc/cppopts.texi (-dU): Document.
18311 * c-common.h (flag_dump_macros): Update comment.
18312 * c-opts.c (handle_OPT_d): Handle -dU.
18313 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18314 dump_queued_macros, cb_used_define, cb_used_undef): New.
18315 (init_pp_output): Handle -dU.
18316 (cb_line_change): Call dump_queued_macros.
18317 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18319 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18321 * config/avr/predicates.md (io_address_operand): New predicate.
18322 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18323 * config/avr/avr.c (avr_io_address_p): Remove function.
18324 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18325 'avr_io_address_p' function.
18326 (out_movhi_r_mr): (Ditto.).
18327 (out_movqi_mr_r): (Ditto.).
18328 (out_movhi_mr_r): (Ditto.).
18329 (avr_address_cost): (Ditto.).
18331 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18333 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18334 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18335 in 32bit mode when XMM registers are available to avoid store
18337 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18338 corresponding post-reload splitters.
18340 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18342 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18343 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18344 __builtin_ia32_roundss.
18345 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18346 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18347 __builtin_ia32_roundss.
18348 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18349 IX86_BUILTIN_SHUFPD here.
18351 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18353 * config/i386/i386.md (plogic): New.
18354 (plogicprefix): Likewise.
18356 * config/i386/mmx.md (mmx_<code><mode>3): New.
18357 (mmx_and<mode>3): Removed.
18358 (mmx_ior<mode>3): Likewise.
18359 (mmx_xor<mode>3): Likewise.
18361 * config/i386/sse.md (<code><mode>3): New.
18362 (*<code><mode>3): Likewise.
18363 (*<code><mode>3): Likewise.
18364 (<code><mode>3): Likewise.
18365 (*sse_<code><mode>3): Likewise.
18366 (*sse2_<code><mode>3): Likewise.
18367 (<code>tf3): Likewise.
18368 (*<code>tf3): Likewise.
18369 (and<mode>3): Likewise.
18370 (*and<mode>3): Likewise.
18371 (ior<mode>3): Removed.
18372 (*ior<mode>3): Likewise.
18373 (xor<mode>3): Likewise.
18374 (*xor<mode>3): Likewise.
18375 (*and<mode>3): Likewise.
18376 (*ior<mode>3): Likewise.
18377 (*xor<mode>3): Likewise.
18378 (and<mode>3): Likewise.
18379 (*sse_and<mode>3): Likewise.
18380 (*sse2_and<mode>3): Likewise.
18381 (andtf3): Likewise.
18382 (*andtf3): Likewise.
18383 (ior<mode>3): Likewise.
18384 (*sse_ior<mode>3): Likewise.
18385 (*sse2_ior<mode>3): Likewise.
18386 (iortf3): Likewise.
18387 (*iortf3): Likewise.
18388 (xor<mode>3): Likewise.
18389 (*sse_xor<mode>3): Likewise.
18390 (*sse2_xor<mode>3): Likewise.
18391 (xortf3): Likewise.
18392 (*xortf3): Likewise.
18394 2008-04-02 Richard Guenther <rguenther@suse.de>
18396 PR tree-optimization/14495
18397 PR tree-optimization/34793
18398 * tree-vrp.c (struct switch_update): New structure.
18399 (to_remove_edges, to_update_switch_stmts): New VECs.
18400 (simplify_switch_using_ranges): New function. Remove not taken
18401 case labels and edges.
18402 (simplify_stmt_using_ranges): Call it.
18403 (identify_jump_threads): Mark edges we have queued for removal
18404 so we don't thread them.
18405 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18407 * tree-cfg.c (group_case_labels): Deal with missing default label.
18408 (tree_verify_flow_info): Allow missing default label.
18409 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18410 (emit_case_nodes): Likewise.
18411 (expand_case): Do not rely on the default label to be present.
18412 * expr.c (try_casesi): Deal with NULL default_label.
18413 (do_tablejump): Likewise.
18415 2008-04-02 Richard Guenther <rguenther@suse.de>
18417 PR tree-optimization/14495
18418 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18419 SWITCH_EXPR here ...
18420 (vrp_visit_switch_stmt): ... but here (new function).
18421 (find_case_label_index): New helper function.
18422 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18424 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18426 * fwprop.c: Fix ISO-C99ism.
18428 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18431 * Makefile.in (objdir): Set it here.
18432 * configure.ac: Not here. Find dynamic linker characteristics.
18433 * exec-tool.in: Use them.
18434 * aclocal.m4: Regenerate.
18435 * configure: Regenerate.
18437 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18439 * expr.c (expand_var): Delete it.
18440 * expr.h (expand_var): Delete prototype.
18441 * function.c (expand_function_start): Use expand_decl instead.
18442 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18445 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18447 PR rtl-optimization/35542
18448 * fwprop.c (forward_propagate_and_simplify): Replace
18449 loc_reg_mentioned_in_p with reg_mentioned_p.
18451 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18453 PR rtl-optimization/35281
18454 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18455 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18456 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18457 (varying_mem_p): Move above propagate_rtx.
18458 (all_uses_available_at): Do not check MEMs.
18460 2008-04-02 Rafael EspÃndola <espindola@google.com>
18462 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18463 (register_edge_assert_for_2): Split the cond argument.
18464 (register_edge_assert_for_1): Adjust for the change in
18465 register_edge_assert_for_2.
18466 (register_edge_assert_for): Split the cond argument.
18467 (find_switch_asserts): Adjust for the change in
18468 register_edge_assert_for.
18470 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18472 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18473 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18474 offsets for 64-bit mingw.
18475 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18476 abi for x86_64-pc-mingw.
18478 2008-04-02 Richard Guenther <rguenther@suse.de>
18480 * tree-vrp.c (extract_range_from_assert): Make sure to not
18481 produce range min/max with TREE_OVERFOW set.
18482 If merging a anti-range and a range keep the anti-range if
18483 the range covers all values of the type.
18484 (register_edge_assert_for_2): Only allow sign-changing
18485 conversions in detecting canonical range checks. Also
18486 register an assert for the unsigned name if useful.
18488 PR tree-optimization/35787
18489 * tree-vrp.c (vrp_val_max): New function.
18490 (vrp_val_min): Likewise.
18491 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18492 (vrp_val_is_min): Likewise.
18493 (supports_overflow_infinity): Use vrp_val_{min,max}.
18494 (negative_overflow_infinity): Likewise.
18495 (positive_overflow_infinity): Likewise.
18496 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18497 (is_positive_overflow_infinity): Likewise.
18498 (is_overflow_infinity): Likewise.
18499 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18500 vrp_val_is_{min,max}.
18501 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18502 to ranges if possible. Avoid empty ranges.
18504 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18506 PR middle-end/35705
18507 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18508 the expression is a function address.
18510 2008-04-01 George Helffrich <george@gcc.gnu.org>
18512 PR fortran/35154, fortran/23057
18513 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18514 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18515 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18516 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18518 (dbxout_syms): Check for COMMON-based symbol and wrap in
18519 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18520 in bracket for efficiency.
18522 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18523 using DW_TAG_common_block + member offset.
18524 (add_pubname_string): New function.
18525 (dw_expand_expr): New function to find block name and offset for
18527 (common_check): New function to check whether symbol in Fortran COMMON.
18528 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18530 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18533 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18535 2008-04-02 Ben Elliston <bje@au.ibm.com>
18537 * config/v850/v850.md (casesi): Remove if (0) code.
18538 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18539 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18541 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18543 * config/i386/i386.md (rex64suffix): New mode attribute.
18544 (floathi<mode>2): Disable expander for SSE math.
18545 (*floathi<mode>2_1): New insn insn_and_split pattern.
18546 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18547 corresponding post-reload splitters.
18548 (*floathi<mode>2_i387): New macroized insn pattern.
18549 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18550 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18551 insn_and_split pattern.
18552 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18553 New macroized instruction patterns and corresponding post-reload
18555 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18556 and corresponding post-reload splitters.
18557 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18558 New macroized instruction patterns.
18559 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18560 macroized instruction patterns and corresponding post-reload splitters.
18561 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18562 corresponding post-reload splitters.
18563 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18564 New macroized instruction patterns.
18565 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18566 corresponding post-reload splitters.
18567 (*floatsi<mode>2_i387): New macroized instruction patterns.
18569 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18571 * config/i386/i386.md (smaxmin): New.
18572 (umaxmin): Likewise.
18573 (maxminiprefix): Likewise.
18574 (maxminfprefix): Likewise.
18575 (<code><mode>3): Likewise.
18576 (smin<mode>3): Removed.
18577 (smax<mode>3): Likewise.
18579 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18580 (mmx_<code>v4hi3): Likewise.
18581 (mmx_<code>v8qi3): Likewise.
18582 (mmx_smaxv2sf3): Removed.
18583 (mmx_sminv2sf3): Likewise.
18584 (mmx_umaxv8qi3): Likewise.
18585 (mmx_smaxv4hi3): Likewise.
18586 (mmx_uminv8qi3): Likewise.
18587 (mmx_sminv4hi3): Likewise.
18589 * config/i386/sse.md (<addsub><mode>3): New.
18590 (*<addsub><mode>3): Likewise.
18591 (<sse>_vm<addsub><mode>3): Likewise.
18592 (<maxmin><mode>3): Likewise.
18593 (*<maxmin><mode>3_finite): Likewise.
18594 (*<maxmin><mode>3): Likewise.
18595 (<sse>_vm<maxmin><mode>3): Likewise.
18596 (sse3_h<addsub>v4sf3): Likewise.
18597 (sse3_h<addsub>v2df3): Likewise.
18598 (<maxmin>v16qi3): Likewise.
18599 (*<maxmin>v16qi3): Likewise.
18600 (<maxmin>v8hi3): Likewise.
18601 (*<maxmin>v8hi3): Likewise.
18602 (*sse4_1_<maxmin><mode>3): Likewise.
18603 (*sse4_1_<maxmin><mode>3): Likewise.
18604 (add<mode>3): Removed.
18605 (*add<mode>3): Likewise.
18606 (<sse>_vmadd<mode>3): Likewise.
18607 (sub<mode>3): Likewise.
18608 (*sub<mode>3): Likewise.
18609 (<sse>_vmsub<mode>3): Likewise.
18610 (smin<mode>3): Likewise.
18611 (*smin<mode>3_finite): Likewise.
18612 (*smin<mode>3): Likewise.
18613 (<sse>_vmsmin<mode>3): Likewise.
18614 (smax<mode>3): Likewise.
18615 (*smax<mode>3_finite): Likewise.
18616 (*smax<mode>3): Likewise.
18617 (<sse>_vmsmax<mode>3): Likewise.
18618 (sse3_haddv4sf3): Likewise.
18619 (sse3_haddv2df3): Likewise.
18620 (sse3_hsubv4sf3): Likewise.
18621 (sse3_hsubv2df3): Likewise.
18622 (umaxv16qi3): Likewise.
18623 (*umaxv16qi3): Likewise.
18624 (smaxv8hi3): Likewise.
18625 (*smaxv8hi3): Likewise.
18626 (*sse4_1_smax<mode>3): Likewise.
18627 (*sse4_1_umax<mode>3): Likewise.
18628 (uminv16qi3): Likewise.
18629 (*uminv16qi3): Likewise.
18630 (sminv8hi3): Likewise.
18631 (*sminv8hi3): Likewise.
18632 (*sse4_1_smin<mode>3): Likewise.
18633 (*sse4_1_umin<mode>3): Likewise.
18635 2008-04-01 Rafael EspÃndola <espindola@google.com>
18637 * tree-cfg.c (verify_expr): remove in_phi.
18638 (verify_stmt): Don't call walk_tree with verify_expr. Use
18639 is_gimple_min_invariant instead of is_gimple_val.
18641 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18643 * doc/include/gpl_v3.texi: Update for manpage generation.
18644 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18646 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18647 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18648 gpl_v3.texi instead of gpl.texi.
18651 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18654 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18656 2008-04-01 Rafael EspÃndola <espindola@google.com>
18658 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18659 (extract_code_and_val_from_cond): Use
18660 extract_code_and_val_from_cond_with_ops.
18662 2008-04-01 Jan Hubicka <jh@suse.cz>
18664 * function.c (free_after_compilation): Free epilogue_delay_list.
18665 (prepare_function_start): Assert that previous compilation was freed.
18667 2008-04-01 Jan Hubicka <jh@suse.cz>
18668 Jim Wilson <wilson@tuliptree.org>
18669 Andreas Tobler <andreast@gcc.gnu.org>
18671 PR middle-end/35781
18672 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18673 rtl.emit instead cfun->emit.
18674 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18675 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18677 2008-04-01 Ben Elliston <bje@au.ibm.com>
18679 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18681 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18683 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18685 (fprofile-use): Add var flag_profile_use
18686 * coverage.c (coverage_begin_output): Do not open a gcno file for
18687 output only if -ftest-coverage is set.
18688 Do not add getpwd() to gcda file path.
18689 (build_gcov_info): Check the new flag
18690 flag_profile_datafile_relative_path.
18691 (coverage_init): Use profile_data_prefix.
18692 Read profile counter only if flag_profile_use is set.
18693 * opts.c (common_handle_option): New option fprofile-use=,
18694 fprofile-dir=, fprofile-generate=.
18695 * toplev.c (profile_data_prefix): New variable definition.
18696 * toplev.h (profile_data_prefix): New declaration.
18697 * doc/invoke.tex (Option Summary, Optimization Options):
18700 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18702 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18703 use tmp consistently.
18706 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18707 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18708 UNSPEC_FR_RECIP_APPROX_RES.
18709 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18711 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18714 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18716 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18718 PR middle-end/30186
18719 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18720 element of the vector via a pointer.
18722 2008-03-31 Ian Lance Taylor <iant@google.com>
18724 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18726 2008-03-31 Jan Hubicka <jh@suse.cz>
18728 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18729 get_arg_pointer_save_area.
18730 * expr.c (init_expr): Just clear out rtl.expr.
18731 * function.c (free_after_compilation): Clear out whole RTL structure.
18732 (get_func_frame_size): Merge into ...
18733 (get_frame_size): ... this one.
18734 (assign_stack_local_1): Merge into ...
18735 (assign_stack_local): ... this one.
18736 (expand_function_end): Update call of get_arg_pointer_save_area.
18737 (get_art_pointer_save_area): Remove cfun argument.
18738 * function.h (emit_status): regno_pointer_align does not need length
18739 attribute. Move x_regno_reg_rtx to ...
18740 (regno_reg_rtx): ... new global array.
18741 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18742 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18743 apply_args_value, forced_labels, stack_pointer_delta):
18745 (struct varasm_status): Move here from varasm.c
18746 (struct rtl_data): New. Move here some fields from struct function.
18747 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18748 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18749 used_temp_slots avail_temp_slots, temp_slot_level,
18750 nonlocal_goto_handler_labels): Update accesstors.
18751 (rtl): New global variable.
18752 (struct function): Move some fileds to rtl_data.
18753 (get_arg_pointer_save_area): Update prototype.
18754 * emit-rtl.c (rtl): Declare.
18755 (regno_reg_rtx): Declare.
18756 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18758 (gen_reg_rtx): Update.
18759 (init_virtual_regs): Do not tate emit_status argument.
18760 (init_emit): Do not allocate emit.
18761 * varasm.c (varasm_statuc): Move to function.h.
18762 (n_deferred_constatns): Update accestor.
18763 (init_varasm_status): Do not allocate varasm_status.
18764 (force_const_mem, get_pool_size, output_constant_pool): Update.
18765 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18766 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18768 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18770 PR rtl-optimization/35729
18771 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18774 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18777 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18778 load/store if memory is unaligned.
18779 (*movti_rex64): Likewise.
18781 * config/i386/predicates.md (misaligned_operand): New.
18783 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18786 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18789 2008-03-31 Jan Beulich <jbeulich@novell.com>
18791 * config/ia64/constraints.md: Add 'j' constraint.
18792 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18793 (movdi_internal): Likewise.
18795 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18798 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18800 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18803 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18804 proper error message for the third argument on blendpd and
18807 * config/i386/sse.md (blendbits): New.
18808 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18810 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18812 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18814 2008-03-30 Richard Guenther <rguenther@suse.de>
18816 PR middle-end/31023
18817 * fold-const.c (fold_sign_changed_comparison): Do leave
18818 conversions to base-types alone.
18820 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18822 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18823 the link register if one altivec register is be saved.
18825 2008-03-30 Ben Elliston <bje@au.ibm.com>
18827 * final.c (final_scan_insn): Remove if (0) code.
18829 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18831 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18833 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18835 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18836 of V4SFmode to ix86_binary_operator_ok.
18838 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18840 * config/i386/i386.c (override_options): Initialize
18841 ix86_veclib_handler to ix86_veclibabi_svml when
18842 -mveclibabi=svml is used.
18843 (ix86_veclibabi_svml): New function for SVML ABI style
18844 vectorization support.
18845 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18847 2008-03-28 Rafael EspÃndola <espindola@google.com>
18849 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18850 (tree_binary_nonnegative_warnv_p): Make it public.
18851 (tree_single_nonnegative_warnv_p): Make it public.
18852 (tree_invalid_nonnegative_warnv_p): Make it public.
18853 (tree_unary_nonzero_warnv_p): Make it public.
18854 (tree_binary_nonzero_warnv_p): Make it public
18855 (tree_single_nonzero_warnv_p): Make it public.
18856 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18857 (extract_range_from_binary_expr): Split the expr argument.
18858 (extract_range_from_unary_expr): Split the expr argument.
18859 (extract_range_from_comparison): Split the expr argument.
18860 (extract_range_from_expr): Use the new aux functions.
18861 (vrp_evaluate_conditional_warnv): Use
18862 vrp_evaluate_conditional_warnv_with_ops.
18863 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18864 (tree_binary_nonzero_warnv_p): Declare.
18865 (tree_single_nonzero_warnv_p): Declare.
18866 (tree_expr_nonzero_warnv_p): Declare.
18867 (tree_unary_nonnegative_warnv_p): Declare.
18868 (tree_binary_nonnegative_warnv_p): Declare.
18869 (tree_single_nonnegative_warnv_p): Declare.
18870 (tree_invalid_nonnegative_warnv_p): Declare.
18872 2008-03-28 Richard Guenther <rguenther@suse.de>
18874 PR tree-optimization/30317
18875 PR tree-optimization/30911
18876 PR tree-optimization/34793
18877 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18878 (struct assert_locus_d): New member EXPR.
18879 (register_new_assert_for): Add EXPR parameter to support
18880 ASSERT_EXPR <name, expr OP limit>.
18881 (register_edge_assert_for_1): Adjust callers.
18882 (find_assert_locations): Likewise.
18883 (process_assert_insertions_for): Build condition from expression.
18884 (extract_range_from_assert): Handle ASSERT_EXPRs
18885 of the form ASSERT_EXPR <name, expr OP limit>.
18886 (register_edge_assert_for_2): New helper registering
18887 asserts for comparisons. Recognize range tests of the form
18888 (unsigned)i - CST1 OP CST2.
18889 (register_edge_assert_for_1): Use it.
18890 (register_edge_assert_for): Likewise.
18891 (needs_overflow_infinity): Integer sub-types
18892 do not need overflow infinities.
18893 (vrp_val_is_max): The extreme values of integer sub-types
18894 are those of the base type.
18895 (vrp_val_is_min): Likewise.
18896 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18899 2008-03-28 Nick Clifton <nickc@redhat.com>
18902 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18903 Return GENERAL_REGS for stack adjustment reloads.
18905 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18908 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18909 const_vector when all the vectors are constant.
18911 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18913 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18915 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18916 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18918 (s<code>_sf): Use new scc_sf attribute for opcode names.
18920 2008-03-27 Tom Tromey <tromey@redhat.com>
18922 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18923 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18924 config/spu/t-spu-elf, config/i386/t-interix,
18925 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18926 config/i386/x-darwin, config/i386/x-mingw32,
18927 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18928 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18929 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18930 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18931 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18932 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18933 config/score/t-score-elf, config/arm/t-strongarm-pe,
18934 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18935 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18936 Revert automatic dependency patch.
18938 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18941 * config/i386/i386.c (ix86_function_arg_boundary): Align
18942 decimal floating point to its natural boundary.
18944 2008-03-27 Richard Guenther <rguenther@suse.de>
18946 PR middle-end/35716
18947 * fold-const.c (fold_comparison): Restrict distinct decl
18948 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18949 solely rely on operand_equal_p.
18951 2008-03-27 Richard Guenther <rguenther@suse.de>
18954 * c-common.c (handle_weak_attribute): Reject combination of
18957 2008-03-27 Richard Guenther <rguenther@suse.de>
18959 PR tree-optimization/32810
18960 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18961 conversions from DECL_INITIAL.
18962 (fold_const_aggregate_ref): Likewise from constructor elements.
18964 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18966 * tree-affine.h (aff_combination_expand): Declare.
18967 (get_inner_reference_aff): Likewise.
18968 * tree-affine.c (aff_combination_expand): Split out from
18969 tree_to_aff_combination_expand.
18970 (get_inner_reference_aff): New function.
18971 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18972 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18973 (struct lim_aux_data): sm_done field removed.
18974 (mem_ref_loc_p, mem_ref_locs_p): New types.
18975 (struct mem_ref): Added id, stored, accesses_in_loop,
18976 indep_loop, dep_loop, indep_ref, dep_ref fields.
18977 Removed is_stored, locs and next fields.
18978 (memory_accesses): New variable.
18979 (movement_possibility): Do not allow moving statements
18980 that store to memory.
18981 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18983 (determine_max_movement): For statements with memory references,
18984 find the outermost loop in that the reference is independent.
18985 (move_computations_stmt): Mark the virtual operands for renaming.
18986 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18987 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18988 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18989 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18990 create_vop_ref_mapping, analyze_memory_references,
18991 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18992 get_all_locs_in_loop, ref_always_accessed_p,
18993 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18994 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18995 store_motion_loop, store_motion): New functions.
18996 (struct vop_to_refs_elt): New type.
18997 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18998 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18999 (schedule_sm): Replaced by...
19000 (execute_sm): ... this.
19001 (determine_lsm_ref, hoist_memory_references,
19002 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19003 find_more_ref_vops, free_mem_ref, free_mem_refs,
19004 determine_lsm_loop, determine_lsm): Removed.
19005 (tree_ssa_lim_finalize): Free data structures used by store motion.
19006 (tree_ssa_lim): Call analyze_memory_references. Use
19007 store_motion instead of determine_lsm.
19009 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19011 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19012 rename tmake_file to m68hc11/t-m68hc11.
19013 (mcore): Set inhibit_libc to true.
19014 * config.host (alpha*-dec-*vms*): Set extra_programs.
19015 (interix3*): Don't use host_xmake_file.
19016 * configure.ac: Let config.gcc override inhibit_libc.
19017 * configure: Regenerate.
19019 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19020 * config/t-openbsd-thread: Remove commented out lines.
19022 * config/x-interix: Remove.
19024 * config/m68hc11/t-m68hc11-gas: Rename to...
19025 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19027 * config/mcore/t-mcore: Remove T_CFLAGS.
19028 * config/mcore/t-mcore-pe: Likewise.
19030 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19032 * configure.ac: Replace custom __GNU_SOURCE test with
19033 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19034 * aclocal.m4: Regenerate.
19035 * configure: Regenerate.
19036 * config.in: Regenerate.
19038 2008-03-27 Richard Guenther <rguenther@suse.de>
19040 * fold-const.c (target.h): Include.
19041 (fold_comparison): Fold comparison of addresses of decls
19042 that bind locally or of constants. Consolidate address folding code.
19043 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19044 results from fold_binary_to_constant.
19045 (compare_values_warnv): Likewise.
19047 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19049 PR middle-end/35429
19050 * fold-const.c (fold_truthop): Check for integeral types when folding
19051 a == 0 && b == 0 and a != 0 || b != 0 .
19053 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19055 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19057 2008-03-26 Andreas Schwab <schwab@suse.de>
19059 * doc/invoke.texi: Fix use of @item vs. @itemx.
19061 2008-03-26 Tom Tromey <tromey@redhat.com>
19063 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19064 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19065 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19066 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19067 build/genconstants.o, build/genemit.o, build/genextract.o,
19068 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19069 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19072 2008-03-26 Richard Guenther <rguenther@suse.de>
19075 2008-03-26 Richard Guenther <rguenther@suse.de>
19077 * fold-const.c (target.h): Include.
19078 (fold_comparison): Fold comparison of addresses of two decls
19079 that bind locally. Consolidate address folding code.
19081 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19083 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19084 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19085 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19086 dconstsqrt2, dconstthird, dconste and/or dconst10.
19087 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19088 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19089 dconstsqrt2, dconste): Delete.
19090 (init_emit_once): Likewise. Simplify initializing dconstm1.
19092 * real.c (get_real_const): New.
19093 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19094 dconstsqrt2, dconste): Delete.
19095 (real_value_const, get_real_const): New.
19097 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19099 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19101 * config/i386/i386.c (ix86_function_arg_boundary): Check
19102 BIGGEST_ALIGNMENT instead of 128.
19103 (setup_incoming_varargs_64): Likewise.
19105 2008-03-26 Tom Tromey <tromey@redhat.com>
19107 * Makefile.in (DEPFILES): Add missing '/'.
19109 2008-03-26 Richard Guenther <rguenther@suse.de>
19111 * fold-const.c (target.h): Include.
19112 (fold_comparison): Fold comparison of addresses of two decls
19113 that bind locally. Consolidate address folding code.
19115 2008-03-26 Nick Clifton <nickc@redhat.com>
19118 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19119 not allow INT+INT as a legitimate addressing mode.
19121 2008-03-26 Richard Guenther <rguenther@suse.de>
19123 * tree-flow.h (widen_bitfield): Remove declaration.
19124 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19125 (widen_bitfield): Remove function.
19126 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19129 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19132 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19135 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19137 PR rtl-optimization/35232
19138 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19139 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19140 reg_reloaded_call_part_clobbered here.
19141 (reload_regs_reach_end_p): New function.
19142 (reload_reg_rtx_for_input): New variable.
19143 (reload_reg_rtx_for_output): Likewise.
19144 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19145 when reassigning a pseudo register. Load reloadreg from
19146 reload_reg_rtx_for_input, moving the mode and register
19148 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19149 instead of the original when deciding whether an input reload
19150 would be a no-op or whether an output reload can be deleted.
19151 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19152 when setting up new_spill_reg_store. Load it from
19153 reload_reg_rtx_for_output, moving the mode and register
19155 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19156 instead of the original when deciding whether an output reload
19157 would be a no-op. Do the same when modifying insn notes.
19158 Use rtx_equal_p instead of == to compare the registers.
19159 (inherit_piecemeal_p): Take a mode and two register numbers
19161 (emit_reload_insns): Clear new_spill_reg_store for every hard
19162 register in the reload register. Remove spill registers
19163 from reg_reloaded_valid before considering whether to record
19164 inheritance information for them. Use reload_reg_rtx_for_output
19165 instead of reg_rtx when recording output reloads. Use
19166 reload_reg_rtx_for_input instead of reg_rtx when recording
19167 input reloads. Set or clear reg_reloaded_call_part_clobbered
19168 at the same time as setting reg_reloaded_valid.
19169 (delete_output_reload): Add a new_reload_reg parameter and use it
19170 instead of rld[j].reg_rtx.
19171 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19174 2008-03-25 Tom Tromey <tromey@redhat.com>
19176 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19177 (build/genattr.o): Likewise.
19178 (build/genattrtab.o): Likewise.
19179 (build/gencodes.o): Likewise.
19180 (build/genconfig.o): Likewise.
19181 (build/genconstants.o): Likewise.
19182 (build/genemit.o): Likewise.
19183 (build/genextract.o): Likewise.
19184 (build/genflags.o): Likewise.
19186 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19188 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19189 instead of size_int for integer types.
19190 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19191 to match type of MINUS_EXPR.
19193 2008-03-25 Tom Tromey <tromey@redhat.com>
19195 * configure: Rebuilt.
19196 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19199 2008-03-25 Tom Tromey <tromey@redhat.com>
19201 * config/x-solaris (host-solaris.o): Update.
19202 * config/x-linux (host-linux.o): Update.
19203 * config/x-hpux (host-hpux.o): Update.
19204 * config/x-darwin (host-darwin.o): Update.
19205 * config/v850/t-v850e (v850-c.o): Update.
19206 * config/v850/t-v850 (v850-c.o): Update.
19207 * config/t-vxworks (vxworks.o): Update.
19208 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19209 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19210 * config/spu/t-spu-elf (spu-c.o): Update.
19212 * config/sh/t-symbian (sh-c.o): Update.
19213 (symbian.o): Update.
19214 * config/sh/t-sh (sh-c.o): Update.
19215 * config/score/t-score-elf (score7.o, score3.o): Update.
19216 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19217 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19218 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19219 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19220 (rs6000.o): Remove.
19221 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19222 * config/m32c/t-m32c (m32c-pragma.o): Update.
19223 * config/ia64/t-ia64 (ia64-c.o): Update.
19224 * config/i386/x-mingw32 (host-mingw32.o): Update.
19225 * config/i386/x-i386 (driver-i386.o): Update.
19226 * config/i386/x-darwin (host-i386-darwin.o): Update.
19227 * config/i386/x-cygwin (host-cygwin.o): Update.
19228 * config/i386/t-nwld (nwld.o): Update.
19229 * config/i386/t-netware (netware.o): Update.
19230 * config/i386/t-interix (winnt.o): Update.
19231 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19232 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19233 msformat-c.o): Update.
19234 * config/bfin/t-bfin-linux (generated_files): Add
19235 linux-sysroot-suffix.h.
19236 * config/arm/t-wince-pe (pe.o): Update.
19237 * config/arm/t-strongarm-pe (pe.o): Update.
19238 * config/arm/t-pe (pe.o): Update.
19239 * config/arm/t-arm (arm-c.o): Update.
19240 * doc/install.texi (Prerequisites): Require make 3.80.
19241 * Makefile.in: Remove .o targets.
19242 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19243 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19244 (simple_generated_h, simple_generated_c): Move earlier.
19245 (generated_files): New variable.
19246 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19247 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19248 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19249 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19250 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19251 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19252 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19253 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19254 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19255 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19256 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19257 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19259 (COMPILE.base, COMPILE): New variables.
19260 (%.o): New pattern rule.
19261 (ALL_HOST_OBJS): New variable.
19262 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19263 (dummy-checksum.o, cc1-checksum.o): Remove.
19264 (DRIVER_SHLIB): New variable.
19265 (DRIVER_DEFINES): Use it.
19266 (gencondmd.c): Move out of build/.
19267 (s-conditions): Update.
19268 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19269 (ALL_BUILD_OBJS): Likewise.
19270 (build/%.o): Use BUILDCOMPILE.
19271 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19272 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19273 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19274 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19275 build/genconfig.o, build/genconstants.o, build/genemit.o,
19276 build/genextract.o, build/genflags.o, build/genmddeps.o,
19277 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19278 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19279 build/gen-protos.o, build/scan.o, build/fix-header.o,
19280 build/scan-decls.o): Simplify.
19281 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19282 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19283 prefix.o, toplev.o): Reduce to variable setting.
19284 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19285 ($(out_object_file), gcc-options.o): New targets.
19286 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19287 * configure: Rebuilt.
19288 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19289 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19291 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19293 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19294 complain when we hit an error, return ERROR_MARK_NODE.
19296 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19298 * config/sh/constraints.md (Pso, Psz): New constraints.
19299 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19300 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19302 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19304 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19305 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19307 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19309 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19310 (prefetch_sh2a): New.
19312 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19313 Naveen.H.S <naveen.hs@kpitcummins.com>
19315 * config/sh/constraints.md (I28): New constraint.
19316 * config/sh/sh.c (broken_move): Add support for movi20s.
19317 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19319 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19320 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19321 Naveen.H.S <naveen.hs@kpitcummins.com>
19323 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19324 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19325 (print_operand): Handle resbank in %@ operand code.
19326 (sh_encode_section_info): New.
19327 (push_regs): Add conditions for resbank.
19328 (sh_expand_epilogue): Likewise.
19329 (sh_insert_attributes): Likewise.
19330 (sh_attribute_table): Likewise.
19331 (sh_handle_resbank_handler_attribute): New.
19332 (sh2a_handle_function_vector_handler_attribute): New.
19333 (sh2a_is_function_vector_call): New.
19334 (sh2a_get_function_vector_number): New.
19335 (sh2a_function_vector_p): New.
19336 (sh_cfun_resbank_handler_p): New.
19337 * config/sh/sh.md (calli): Emit jsr/n if possible.
19338 (calli_tbr_rel): New.
19339 (calli_pcrel): Emit jsr/n if possible.
19340 (return_i): Emit rts/n if possible.
19341 (call_valuei_tbr_rel): New.
19342 (call_valuei_pcrel): Add condition for SH2A target.
19343 (call_value): Likewise.
19344 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19345 (sh2a_get_function_vector_number): Likewise.
19346 (sh2a_is_function_vector_call): Likewise.
19347 * doc/extend.texi: Document TBR relative addressing of SH2A.
19348 (resbank): Add description for SH2A.
19350 2008-03-24 Richard Guenther <rguenther@suse.de>
19353 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19354 pointer assignments change conversions according to middle-end rules.
19355 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19356 * configure.ac: Include type checking in yes.
19357 * configure: Regenerate.
19359 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19361 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19362 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19364 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19366 * gthr-vxworks.h (UNUSED): Define.
19368 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19370 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19372 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19374 * doc/extend.texi (Function Attributes): Add missing comma in the
19375 example of the "alloc_size" attribute.
19377 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19380 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19382 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19385 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19388 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19389 of the underlying type of a MS bitfield layout to the natural
19390 alignment of the type.
19392 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19394 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19395 to their natural alignment to avoid store forwarding stalls.
19397 2008-03-22 Richard Guenther <rguenther@suse.de>
19399 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19400 For PHI nodes verify the address is invariant.
19401 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19402 (get_symbol_constant_value): Use is_gimple_min_invariant.
19403 (maybe_fold_stmt_indirect): Likewise.
19405 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19407 PR rtl-optimization/33927
19408 * Makefile.in (dse.o): Depend on $(TM_P_H).
19409 * expr.h (extract_low_bits): Declare.
19410 * expmed.c (extract_low_bits): New function.
19411 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19412 * dse.c: Include tm_p.h.
19413 (find_shift_sequence): Remove the read_reg argument and return the
19414 read value. Emit the instructions instead of returning them.
19415 Iterate on new_mode rather than calculating it each time.
19416 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19417 source to NEW_MODE and extract_low_bits to convert the shifted
19418 value to READ_MODE.
19419 (replace_read): Allow the load and store to have different mode
19420 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19421 or extraction instructions before trying the replacement. Update
19422 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19424 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19426 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19427 to their natural alignment to avoid store forwarding stalls.
19429 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19432 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19433 encouraging but not allowing gprs for input;
19434 change the input constraint to !f#r.
19435 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19437 change the output constraint to !f#r.
19439 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19442 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19443 corresponding post-reload splitters.
19444 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19445 when x87 FP math is selected.
19446 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19447 New function prototype.
19448 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19449 unreachable function to ease macroization of insn patterns.
19451 2008-03-21 Martin Jambor <mjambor@suse.cz>
19453 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19454 reference dumps if ddr is NULL or dependence is unknown.
19456 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19458 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19459 unsigned extension into account.
19460 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19461 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19462 Do computations on a scratch register.
19464 2008-03-21 Richard Guenther <rguenther@suse.de>
19466 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19467 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19468 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19469 * tree-ssa-dom.c (record_equality): Likewise.
19470 * tree-inline.c (copy_body_r): Likewise.
19471 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19474 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19476 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19477 as 'delete_unused' argument.
19479 2008-03-20 Richard Guenther <rguenther@suse.de>
19481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19482 special casing of constant qualifiers.
19483 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19484 care about them in general.
19485 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19486 regardless of their type.
19487 (fold_stmt_r): Forcefully fold *& if we end up with that.
19489 2008-03-20 Paul Brook <paul@codesourcery.com>
19491 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19492 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19494 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19496 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19497 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19499 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19501 * common.opt (Wmudflap): New option.
19502 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19503 (mx_register_decls): Likewise.
19504 (mudflap_finish_file): Likewise.
19505 * doc/invoke.texi: Document -Wno-mudflap.
19507 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19509 * c-format.c (replace_format_name_to_system_name): New.
19510 (cmp_attribs): New.
19511 (convert_format_name_to_system_name): New.
19512 (decode_format_attr): Add use of convert_format_name_to_system_name.
19513 (format_types_orig): Add gnu_ prefix to names.
19514 (check_format_info_main): Special treating of \0 escaped names for
19515 supporting multi-character format specifiers as I32, I64.
19516 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19517 (gnu_target_overrides_format_attributes): New.
19518 * c-format.h: Add structure target_ovr_attr to hold
19519 system specific formatter names.
19520 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19521 msformat-c.o file to c_target_objs and cxx_target_objs.
19522 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19523 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19524 (TARGET_N_FORMAT_TYPES): New.
19525 * config/i386/msformat-c.c: New.
19526 * config/i386/t-cygming: Add build rule for msformat-c.o.
19527 * doc/extend.texi: Add new format names gnu_* and ms_* and
19529 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19531 2008-03-20 Ira Rosen <irar@il.ibm.com>
19533 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19534 optimizations turned on under -O3.
19535 (ftree-vectorize): Add that the flag is turned on with -O3.
19537 2008-03-20 Ben Elliston <bje@au.ibm.com>
19539 * regmove.c (try_auto_increment): Fix spelling error in comment.
19540 * final.c (final_scan_insn): Likewise.
19542 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19545 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19546 allocator preferences for "y" and "r" class registers.
19547 ("*mov<mode>_internal"): Ditto.
19548 ("*movv2sf_internal_rex64"): Ditto.
19549 ("*movv2sf_internal"): Ditto.
19551 2008-03-19 Michael Matz <matz@suse.de>
19553 PR middle-end/35616
19554 * calls.c (expand_call): Check overlap of arguments with call
19555 address for sibcalls.
19557 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19560 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19561 of the underlying type of a MS bitfield layout to the natural
19562 alignment of the type.
19564 2008-03-19 Jan Hubicka <jh@suse.cz>
19567 * toplev.c (decode_d_option): Handle all CPP flags.
19568 * tree-vrp.c: Update tree_pass descriptors.
19569 * regrename.c: Update tree_pass descriptors.
19570 * fwprop.c: Update tree_pass descriptors.
19571 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19572 * tree-into-ssa.c: Update tree_pass descriptors.
19573 * tree-dump.c: Update tree_pass descriptors.
19574 * tree-complex.c: Update tree_pass descriptors.
19575 * tree-dump.h: Update tree_pass descriptors.
19576 * see.c: Update tree_pass descriptors.
19577 * cgraphbuild.c: Update tree_pass descriptors.
19578 * tracer.c: Update tree_pass descriptors.
19579 * tree-loop-distribution.c: Update tree_pass descriptors.
19580 * cgraph.c: Update tree_pass descriptors.
19581 * postreload-gcse.c: Update tree_pass descriptors.
19582 * postreload.c: Update tree_pass descriptors.
19583 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19584 * tree-tailcall.c: Update tree_pass descriptors.
19585 * tree-pass.h (tree_opt_pass): Rename to ...
19586 (opt_pass) ... this one; add "type" field and remove letter field.
19587 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19588 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19589 all_lowering_passes): Update declaration.
19590 * ipa-cp.c: Update tree_pass descriptors.
19591 * final.c: Update tree_pass descriptors.
19592 * omp-low.c: Update tree_pass descriptors.
19593 * tree-ssa-dse.c: Update tree_pass descriptors.
19594 * ipa-reference.c: Update tree_pass descriptors.
19595 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19596 * auto-inc-dec.c: Update tree_pass descriptors.
19597 * reorg.c: Update tree_pass descriptors.
19598 * cgraphunit.c: Update tree_pass descriptors.
19599 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19600 * tree-ssa-ccp.c: Update tree_pass descriptors.
19601 * df-core.c: Update tree_pass descriptors.
19602 * mode-switching.c: Update tree_pass descriptors.
19603 * tree-nomudflap.c: Update tree_pass descriptors.
19604 * modulo-sched.c: Update tree_pass descriptors.
19605 * ipa-pure-const.c: Update tree_pass descriptors.
19606 * cse.c: Update tree_pass descriptors.
19607 * web.c: Update tree_pass descriptors.
19608 * tree-stdarg.c: Update tree_pass descriptors.
19609 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19610 * tree-ssa-dom.c: Update tree_pass descriptors.
19611 * tree-nrv.c: Update tree_pass descriptors.
19612 * tree-ssa-alias.c: Update tree_pass descriptors.
19613 * loop-init.c: Update tree_pass descriptors.
19614 * gimple-low.c: Update tree_pass descriptors.
19615 * ipa-inline.c: Update tree_pass descriptors.
19616 * tree-ssa-sink.c: Update tree_pass descriptors.
19617 * global.c: Update tree_pass descriptors.
19618 * ifcvt.c: Update tree_pass descriptors.
19619 * jump.c: Update tree_pass descriptors.
19620 * predict.c: Update tree_pass descriptors.
19621 * tree-ssa-loop.c: Update tree_pass descriptors.
19622 * recog.c: Update tree_pass descriptors.
19623 * dse.c: Update tree_pass descriptors.
19624 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19625 * tree-eh.c: Update tree_pass descriptors.
19626 * regmove.c: Update tree_pass descriptors.
19628 * function.c: Update tree_pass descriptors.
19629 * tree-vectorizer.c: Update tree_pass descriptors.
19630 * gcse.c: Update tree_pass descriptors.
19631 * ipa-type-escape.c: Update tree_pass descriptors.
19632 * tree-if-conv.c: Update tree_pass descriptors.
19633 * init-regs.c: Update tree_pass descriptors.
19634 * ipa.c: Update tree_pass descriptors.
19635 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19636 * rtl-factoring.c: Update tree_pass descriptors.
19637 * lower-subreg.c: Update tree_pass descriptors.
19638 * bt-load.c: Update tree_pass descriptors.
19639 * tree-dfa.c: Update tree_pass descriptors.
19640 * except.c: Update tree_pass descriptors.
19641 * emit-rtl.c: Update tree_pass descriptors.
19642 * cfgexpand.c: Update tree_pass descriptors.
19643 * tree-cfgcleanup.c: Update tree_pass descriptors.
19644 * cfgcleanup.c: Update tree_pass descriptors.
19645 * tree-ssa-pre.c: Update tree_pass descriptors.
19646 * tree-sra.c: Update tree_pass descriptors.
19647 * tree-mudflap.c: Update tree_pass descriptors.
19648 * tree-ssa-copy.c: Update tree_pass descriptors.
19649 * cfglayout.c: Update tree_pass descriptors.
19650 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19651 * tree-ssa-dce.c: Update tree_pass descriptors.
19652 * tree-ssa.c: Update tree_pass descriptors.
19653 * regclass.c: Update tree_pass descriptors.
19654 * integrate.c: Update tree_pass descriptors.
19655 * tree-optimize.c: Update tree_pass descriptors.
19656 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19657 * tree-object-size.c: Update tree_pass descriptors.
19658 * combine.c: Update tree_pass descriptors.
19659 * tree-outof-ssa.c: Update tree_pass descriptors.
19660 * bb-reorder.c: Update tree_pass descriptors.
19661 * stack-ptr-mod.c: Update tree_pass descriptors.
19662 * var-tracking.c: Update tree_pass descriptors.
19663 * tree-profile.c: Update tree_pass descriptors.
19664 * tree-vect-generic.c: Update tree_pass descriptors.
19665 * reg-stack.c: Update tree_pass descriptors.
19666 * sched-rgn.c: Update tree_pass descriptors.
19667 * tree-ssa-structalias.c: Update tree_pass descriptors.
19668 * tree-cfg.c: Update tree_pass descriptors.
19669 * passes.c (current_pass): Update declaration.
19670 (finish_optimization_passes): Update.
19671 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19672 (register_one_dump_file, register_dump_files_1, next_pass_1):
19674 (init_optimization_passes): Update handling of new types.
19675 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19676 * ipa-struct-reorg.c: Update tree_pass descriptors.
19677 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19678 * combine-stack-adj.c: Update tree_pass descriptors.
19679 * cfgrtl.c: Update tree_pass descriptors.
19680 * dce.c: Update tree_pass descriptors.
19681 * tree-ssanames.c: Update tree_pass descriptors.
19683 2008-03-19 Richard Guenther <rguenther@suse.de>
19685 PR middle-end/35609
19686 * tree-ssa.c (walk_data): New structure.
19687 (warn_uninitialized_var): If not always_executed warn with "maybe"
19689 (execute_early_warn_uninitialized): Compute post-dominators.
19690 Initialize always_executed before processing each basic block.
19692 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19695 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19696 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19698 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19700 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19702 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19704 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19706 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19707 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19708 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19709 target after ignore has been set, and move there also the commputation
19710 of subtarget and original_target.
19711 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19712 (LANG_HOOKS_INITIALIZER): Remove it.
19713 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19715 2008-03-18 Richard Guenther <rguenther@suse.de>
19717 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19718 found an expression with constants, note that in the VN for the lhs.
19719 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19720 fold them to constants if possible. Run cleanup_cfg if done so.
19721 (execute_pre): Return todo.
19722 (do_pre): Likewise.
19723 (execute_fre): Likewise.
19724 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19726 (get_prop_source_stmt): Look through pointer conversions.
19728 2008-03-18 Jan Hubicka <jh@suse.cz>
19730 * tree-pretty-print.c: Include predict.h.
19731 (dump_generic_node): Dump predictor.
19732 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19733 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19734 * gimple-low.c (lower_stmt): Likewise.
19735 * expr.c (expand_expr_real): Likewise.
19736 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19738 (build_predict_expr, build_predict_expr): New.
19739 * predict.h (predictor_name, build_predict_expr): Update.
19740 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19741 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19742 * predict.def (PRED_CONTINUE): Update hitrate.
19743 * tree.def (PREDICT_EXPR): Define.
19744 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19745 do not handle BIND_EXPR.
19746 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19747 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19748 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19751 2008-03-18 Michael Matz <matz@suse.de>
19753 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19755 2008-03-18 Richard Guenther <rguenther@suse.de>
19757 * tree-gimple.h (is_gimple_invariant_address): Declare.
19758 (is_gimple_constant): Likewise.
19759 * tree-gimple.c (is_gimple_constant): New function.
19760 (is_gimple_invariant_address): Likewise.
19761 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19762 and is_gimple_invariant_address.
19763 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19765 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19766 an addressable base.
19768 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19770 PR middle-end/35611
19771 * gimplify.c (gimplify_expr): Gimplify second operand of
19774 2008-03-17 Richard Guenther <rguenther@suse.de>
19776 PR tree-optimization/19637
19777 * fold-const.c (fold_unary): Remove restrictions of removing
19778 intermediate pointer-conversions (P2)(P1)P0.
19779 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19780 conversion to void pointer.
19781 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19783 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19786 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19787 emulated thread local variables.
19789 2008-03-16 Richard Guenther <rguenther@suse.de>
19791 PR middle-end/35607
19792 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19793 expand TREE_INVARIANT operations that are not gimple invariant.
19795 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19797 * doc/extend.texi (Alignment): Say that the ABI controls
19798 the __alignof__ for non-strict-alignment targets rather
19799 than being a recommendation.
19801 2008-03-15 Paul Brook <paul@codesourcery.com>
19803 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19805 (arm_output_fn_unwind): Mark functions that can not be unwound.
19807 2008-03-15 Paul Brook <paul@codesourcery.com>
19809 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19810 extension instructions.
19812 2008-03-15 Richard Guenther <rguenther@suse.de>
19814 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19815 and fold constant aggregate refs.
19816 (fold_const_aggregate_ref): Handle string constants
19817 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19818 (evaluate_stmt): Simplify now that ccp_fold folds constant
19821 2008-03-15 Paul Brook <paul@codesourcery.com>
19823 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19824 (extzv): Use gen_extzv_t2.
19825 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19827 2008-03-15 Richard Guenther <rguenther@suse.de>
19829 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19830 (fold_const_aggregate_ref): Likewise.
19831 (get_value): Return NULL if we don't have any values.
19832 (ccp_finalize): Set const_val to NULL after freeing it.
19833 * tree-flow.h (get_symbol_constant_value): Declare.
19834 (fold_const_aggregate_ref): Likewise.
19835 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19837 2008-03-15 Richard Guenther <rguenther@suse.de>
19839 PR middle-end/35593
19840 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19841 to not produce negative array indices if not allowed. Add
19842 parameter to indicate that.
19843 (maybe_fold_offset_to_component_ref): Allow negative array
19844 indices only for the first member of a structure.
19845 (maybe_fold_offset_to_reference): Allow negative array indices.
19846 (maybe_fold_stmt_addition): Likewise.
19848 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19849 Anatoly Sokolov <aesok@post.ru>
19851 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19852 (avr_arch): Add ARCH_AVR6.
19853 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19854 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19855 instead of fixed value 2.
19856 (print_operand_address): Use gs() asm specifier instead of pm().
19857 (avr_assemble_integer): (Ditto.).
19858 (avr_output_addr_vec_elt): (Ditto.).
19859 (print_operand): Handle "!" code.
19860 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19861 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19862 (AVR_HAVE_EIJMP_EICALL): Define.
19863 (AVR_3_BYTE_PC): Redefine.
19864 (AVR_2_BYTE_PC): (Ditto.).
19865 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19866 (LINK_SPEC): Add atmega2560 and atmega2561.
19867 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19869 * config/avr/avr.md (call_insn): Use eicall instead of icall
19870 for 3 byte PC devices.
19871 (call_value_insn): (Ditto.).
19872 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19873 (indirect_jump): Use only for for 2 byte PC devices.
19874 (*tablejump): (Ditto.).
19875 (*indirect_jump_avr6): Add insn.
19876 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19877 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19878 instead of ijmp for 3 byte PC devices.
19879 (__tablejump2__): (Ditto.).
19880 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19881 (MULITLIB_DIRNAMES): (Ditto.).
19882 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19884 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19886 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19887 "sse2_umulsidi3". Use V1DI mode for operand 0.
19888 ("mmx_psadbw"): Use V1DI mode for operand 0.
19889 * config/i386/i386-modes.def (V1SI): New vector mode.
19890 * config/i386/i386.c (struct builtin_description)
19891 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19892 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19893 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19894 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19895 v1di_ftype_v8qi_v8qi type.
19896 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19898 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19899 __builtin_ia32_pmuludq]: Fix the mode of return value.
19901 2008-03-15 Richard Guenther <rguenther@suse.de>
19903 PR middle-end/35595
19904 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19907 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19909 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19910 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19911 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19912 unless TARGET_SERIALIZE_VOLATILE is enabled.
19913 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19914 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19915 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19917 2008-03-14 Richard Guenther <rguenther@suse.de>
19919 PR tree-optimization/34172
19920 * tree-flow.h (refs_may_alias_p): Declare.
19921 (get_single_def_stmt): Likewise.
19922 (get_single_def_stmt_from_phi): Likewise.
19923 (get_single_def_stmt_with_phi): Likewise.
19924 * tree-dfa.c (refs_may_alias_p): New function.
19925 (get_single_def_stmt): Likewise.
19926 (get_single_def_stmt_from_phi): Likewise.
19927 (get_single_def_stmt_with_phi): Likewise.
19928 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19929 (vn_reference_lookup_1): New helper function.
19930 (vn_reference_lookup): Walk the virtual use-def chain to
19931 continue searching for a match if the def does not alias the
19932 reference we are looking for.
19934 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19936 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19937 archive and Perzl. Update The Written Word listing.
19939 2008-03-14 Richard Guenther <rguenther@suse.de>
19941 PR tree-optimization/34043
19942 PR tree-optimization/33989
19943 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19945 (bitmap_find_leader): Use extra argument to verify dominance
19946 relationship inside a basic-block.
19947 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19948 (find_leader_in_sets): Adjust.
19949 (create_component_ref_by_pieces): Take extra argument for
19950 dominance check, handle lookup failures.
19951 (find_or_generate_expression): Likewise.
19952 (create_expression_by_pieces): Likewise.
19953 (insert_into_preds_of_block): Adjust.
19954 (create_value_expr_from): If asked for, verify all operands
19955 are in the blocks AVAIL_OUT set.
19956 (make_values_for_stmt): Check for SSA_NAMEs that are life
19957 over an abnormal edge.
19958 (compute_avail): Remove such check.
19959 (do_SCCVN_insertion): New function.
19960 (eliminate): If we do not find a leader suitable for replacement
19961 insert a replacement expression from SCCVN if available.
19962 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19963 (struct vn_ssa_aux): Add needs_insertion flag.
19964 * tree-ssa-sccvn.c (may_insert): New global flag.
19965 (copy_reference_ops_from_ref): Value-number union member access
19966 based on its size, not type and member if insertion is allowed.
19967 (visit_reference_op_load): For a weak match from union type
19968 punning lookup a view-converted value and insert a SSA_NAME
19969 for that value if that is not found.
19970 (visit_use): Make dumps shorter. Do not disallow value numbering
19971 SSA_NAMEs that are life over an abnormal edge to constants.
19972 (free_scc_vn): Release inserted SSA_NAMEs.
19973 (run_scc_vn): New flag to specify whether insertion is allowed.
19974 Process SSA_NAMEs in forward order.
19975 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19976 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19977 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19978 pointer type to/from integral types that do not change the
19979 precision to regular conversions.
19981 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19983 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19984 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19985 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19986 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19987 input arguments and the mode of return value. Built-in functions
19988 that operate on whole 64-bit MMX register now use V1DI mode.
19990 2008-03-13 Alon Dayan <alond@il.ibm.com>
19991 Olga Golovanevsky <olga@il.ibm.com>
19993 PR tree-optimization/35041
19994 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19995 to locate the right position in a statement.
19997 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20001 * config/i386/xmmintrin.h: Change all static inline functions to
20002 extern inline and add __gnu_inline__ attribute.
20003 * config/i386/bmintrin.h: Ditto.
20004 * config/i386/smmintrin.h: Ditto.
20005 * config/i386/tmmintrin.h: Ditto.
20006 * config/i386/mmintrin-common.h: Ditto.
20007 * config/i386/ammintrin.h: Ditto.
20008 * config/i386/emmintrin.h: Ditto.
20009 * config/i386/pmmintrin.h: Ditto.
20010 * config/i386/mmintrin.h: Ditto.
20011 * config/i386/mm3dnow.h: Ditto.
20013 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20015 PR middle-end/35185
20016 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20017 (lower_omp_2): New function.
20018 (lower_omp_1, lower_omp): Rewritten.
20020 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20023 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20024 with the phrase "Microsoft Windows compilers".
20025 (Push/Pop Macro Pragmas): New subsection. Document
20026 #pragma push_macro and pragma pop_macro.
20028 2008-03-12 Paul Brook <paul@codesourcery.com>
20030 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20032 2008-03-12 Paul Brook <paul@codesourcery.com>
20034 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20035 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20036 (thumb2_addsi_shortim): Rename ...
20037 (thumb2_addsi_short): ... to this. Allow register operands.
20038 (thumb2_subsi_short): New pattern.
20039 (thumb2_one_cmplsi2_short,
20040 thumb2_negsi2_short): New patterns and peepholes.
20042 2008-03-12 Paul Brook <paul@codesourcery.com>
20044 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20046 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20048 * config/i386/i386.md (int_cond): New code iterator.
20050 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20051 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20052 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20053 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20054 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20055 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20056 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20057 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20059 2008-03-12 Paul Brook <paul@codesourcery.com>
20061 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20062 instead of {arm,thumb}_compute_save_reg_mask.
20063 (output_return_instruction): Ditto.
20064 (thumb_unexpanded_epilogue): Ditto.
20065 (thumb1_expand_prologue): Ditto.
20066 (thumb1_output_function_prologue): Ditto.
20067 (arm_set_return_address): Ditto.
20068 (thumb_set_return_address): Ditto.
20069 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20070 regs to achieve stack alignment.
20071 (thumb1_compute_save_reg_mask): Fix compiler warning.
20072 (arm_output_epilogue): Use offsets->saved_regs_mask.
20073 Adjust stack pointer by poping call clobered registers.
20074 (arm_expand_prologue): Use offsets->saved_regs_mask.
20075 Adjust stack pointer by pushing extra registers.
20076 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20078 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20081 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20082 conversion to the operands of a multiplication.
20084 2008-03-12 Richard Guenther <rguenther@suse.de>
20086 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20087 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20088 * timevar.def (TV_TREE_PHIPROP): Add.
20089 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20090 pass description. Use TV_TREE_PHIPROP.
20091 * tree-ssa-forwprop.c: Remove phiprop code.
20093 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20095 PR middle-end/35549
20096 * omp-low.c (maybe_lookup_decl): Constify first argument.
20097 (use_pointer_for_field): Change last argument from bool to
20098 omp_context *. Disallow shared copy-in/out in nested
20099 parallel if decl is shared in outer parallel too.
20100 (build_outer_var_ref, scan_sharing_clauses,
20101 lower_rec_input_clauses, lower_copyprivate_clauses,
20102 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20104 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20105 Ira Rosen <irar@il.ibm.com>
20107 * tree-vectorizer.c (free_stmt_vec_info): New function.
20108 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20109 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20110 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20111 * tree-vect-transform.c (vectorizable_conversion): Free
20112 vec_oprnds0 if it was allocated.
20113 (vect_permute_store_chain): Remove unused VECs.
20114 (vectorizable_store): Free VECs that are allocated in the..
20116 (vect_transform_strided_load, vectorizable_load): Likewise.
20117 (vect_remove_stores): Simplify the code.
20118 (vect_transform_loop): Move code to vect_remove_stores().
20119 Call vect_remove_stores() and free_stmt_vec_info().
20121 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20123 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20124 TARGET_HPUX. Revise comment.
20125 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20126 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20127 Use sr4 variant of `be' instruction when not generating PIC code.
20128 (attr_length_call): Adjust for above change.
20130 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20132 * ipa-reference.c (static_execute): Remove module_statics_const and
20133 associated setting code.
20135 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20138 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20139 predicate for operand 1.
20140 (paritysi2_cmp): Use register_operand predicate for operand 2.
20141 Use earlyclobber modifier for operand 1. Remove support for
20143 (paritydi2_cmp): Use register_operand predicate for operand 3.
20144 Use earlyclobber modifier for operand 1. Remove support for
20147 2008-03-11 Paul Brook <paul@codesourcery.com>
20148 Vladimir Prus <vladimir@codesourcery.com>
20150 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20151 (arm_compute_save_reg0_reg12_mask): Always
20152 check if register 11 must be saved. Always safe hard frame pointer
20153 when frame_pointer_needeed.
20154 (arm_compute_save_reg_mask): Save IP and PC
20155 only with apcs frames.
20156 (arm_output_epilogue): Adjust Thumb2 codepath to
20157 be also invoked and work for ARM non-apcs frames.
20158 (arm_expand_prologue): Don't bother saving IP
20159 for non-apcs frame, since it's not clobbered by
20160 prologue code. Implement non-apcs frame
20163 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20165 PR rtl-optimization/35281
20166 * expr.c (convert_move): Use a new pseudo for the intermediate
20167 from_mode->word_mode result.
20169 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20171 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20172 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20173 * toplev.c (compile_file): Don't call it.
20175 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20177 PR middle-end/35526
20178 * expr.c (store_expr): Call emit_block_move if the mode
20179 of "temp" RTX is BLKmode.
20181 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20182 Richard Guenther <rguenther@suse.de>
20184 PR tree-optimization/31358
20185 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20186 the step with a NULL_TREE.
20187 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20188 to sizetype if type is a pointer type.
20189 (add_candidate_1): Don't convert the base and step to
20190 the generic type if the orginal type is a pointer type.
20191 (add_iv_value_candidates): Use sizetype for the step
20192 if type is a pointer type.
20193 (cand_value_at): Likewise.
20194 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20196 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20197 Don't convert the tem affine to the type.
20198 (add_elt_to_tree): Use sizetype for the step if a pointer.
20199 Use POINTER_PLUS_EXPR for pointers.
20200 (aff_combination_to_tree): Use sizetype for the step if a
20203 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20205 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20206 Remove commutativity hint.
20208 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20212 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20213 errorneous type. Check that v is a VAR_DECL.
20215 PR middle-end/35099
20216 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20218 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20220 PR tree-optimization/35494
20221 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20222 may be overriden at link and run time.
20224 2008-03-10 Richard Guenther <rguenther@suse.de>
20226 PR tree-optimization/34677
20227 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20228 (poolify_tree): Likewise.
20229 (modify_expr_template): Likewise.
20230 (poolify_modify_stmt): Likewise.
20231 (insert_fake_stores): Handle all component-ref style stores
20232 in addition to INDIRECT_REF. Also handle complex types.
20233 Do not poolify the inserted load.
20234 (realify_fake_stores): Do not rebuild the tree but only
20235 make it a SSA_NAME copy.
20236 (init_pre): Remove initialzation of modify_expr_template.
20237 Do not allocate modify_expr_node_pool.
20238 (fini_pre): Do not free modify_expr_node_pool.
20240 2008-03-10 Paul Brook <paul@codesourcery.com>
20242 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20243 to avoid conflicts.
20245 2008-03-10 Paul Brook <paul@codesourcery.com>
20246 Mark Shinwell <shinwell@codesourcery.com>
20248 * config/arm/cortex-r4.md: New.
20249 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20251 * config/arm/arm.md: Include cortex-r4.md.
20252 (insn): Add smmls, sdiv and udiv values.
20253 (generic_sched): Don't use generic scheduling for Cortex-R4.
20254 (arm_issue_rate): New function.
20255 (TARGET_SCHED_ISSUE_RATE): Define.
20257 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20259 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20261 2008-03-10 Richard Guenther <rguenther@suse.de>
20263 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20264 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20266 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20268 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20269 Set default to true.
20271 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20273 * c.opt (Wsynth): Deprecate.
20274 * doc/invoke.texi (Option Summary, Warning Options): Document
20275 -Wno-format-contains-nul.
20277 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20280 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20281 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20283 2008-03-09 Ira Rosen <irar@il.ibm.com>
20285 * config/rs6000/rs6000.c (builtin_description): Rename vector
20286 left shift operations.
20287 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20288 (altivec_vsl<VI_char>): Rename to ...
20289 (ashl<mode>3): ... new name.
20290 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20292 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20294 2008-03-08 Richard Guenther <rguenther@suse.de>
20296 * coverage.h (tree_coverage_counter_addr): Declare.
20297 * coverage.c (tree_coverage_counter_addr): New function.
20298 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20299 before using again.
20300 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20301 (tree_gen_one_value_profiler): Likewise.
20302 (tree_gen_ic_profiler): Likewise.
20303 (tree_gen_average_profiler): Likewise.
20304 (tree_gen_ior_profiler): Likewise.
20306 2008-03-08 Richard Guenther <rguenther@suse.de>
20308 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20309 (vn_binary_op_insert): Likewise.
20310 (vn_unary_op_lookup): Likewise.
20311 (vn_unary_op_insert): Likewise.
20312 (vn_nary_op_lookup): Declare.
20313 (vn_nary_op_insert): Likewise.
20314 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20315 and binary hashes, use a single obstack for unary_op_pool
20316 and binary_op_pool.
20317 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20318 a single struct vn_nary_op_s. Store tree code length and
20319 a variable number of operands.
20320 (struct vn_reference_op_struct): Remove unused op2.
20321 (vn_reference_op_eq): Do not compare op2.
20322 (vn_reference_op_compute_hash): Do not compute hash of op2.
20323 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20324 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20325 with vn_nary_op_compute_hash.
20326 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20327 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20329 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20331 (visit_unary_op): Call nary functions.
20332 (visit_binary_op): Likewise.
20333 (process_scc): Adjust for struct vn_tables_s changes.
20334 (allocate_vn_table): Likewise.
20335 (free_vn_table): Likewise.
20336 * tree-vn.c (vn_add): Call nary functions.
20337 (vn_lookup): Likewise.
20339 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20342 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20343 wdst back after sync_compare_and_swapqhi_internal.
20345 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20348 * config/i386/i386-modes.def (V1DI): New vector mode.
20349 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20350 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20351 (MMXMODE248): Ditto.
20352 (MMXMODE): Add V1DI mode.
20353 (mmxvecsize): Change DI mode to V1DI mode.
20354 ("mov<mode>): Use MMXMODEI8 mode iterator.
20355 ("*mov<mode>_internal_rex64"): Ditto.
20356 ("*mov<mode>_internal"): Ditto.
20357 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20358 ("mmx_sub<mode>3"): Ditto.
20359 ("mmx_adddi3"): Remove insn pattern.
20360 ("mmx_subdi3"): Ditto.
20361 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20362 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20363 ("mmx_ashl<mode>3"): Ditto.
20364 ("mmx_lshrdi3"): Remove insn pattern.
20365 ("mmx_ashldi3"): Ditto.
20366 * config/i386/i386.c (classify_argument): Handle V1DImode.
20367 (function_arg_advance_32): Ditto.
20368 (function_arg_32): Ditto.
20369 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20370 mmx_addv1di3 insn pattern.
20371 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20372 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20373 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20374 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20375 Remove definitions of built-in functions.
20376 (V1DI_type_node): New node.
20377 (v1di_ftype_v1di_int): Ditto.
20378 (v1di_ftype_v1di_v1di): Ditto.
20379 (v2si_ftype_v2si_si): Ditto.
20380 (v4hi_ftype_v4hi_di): Remove node.
20381 (v2si_ftype_v2si_di): Ditto.
20382 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20383 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20384 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20385 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20386 Add new builtins using def_builtin_const.
20387 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20388 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20389 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20390 * config/i386/mmintrin.h (__v1di): New typedef.
20391 (_mm_add_si64): Cast arguments to __v1di type.
20392 (_mm_sub_si64): Ditto.
20393 (_mm_sll_pi16): Cast __count to __v4hi type.
20394 (_mm_sll_pi32): Cast __count to __v2si type.
20395 (_mm_sll_si64): Cast arguments to __v1di type.
20396 (_mm_srl_pi16): Cast __count to __v4hi type.
20397 (_mm_srl_pi32): Cast __count to __v2si type.
20398 (_mm_srl_si64): Cast arguments to __v1di type.
20399 (_mm_sra_pi16): Cast __count to __v4hi type.
20400 (_mm_sra_pi32): Cast __count to __v2si type.
20401 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20402 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20403 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20404 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20405 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20406 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20407 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20408 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20409 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20410 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20411 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20412 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20414 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20416 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20418 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20421 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20422 reg+const addressing for Altivec modes. Don't generate reg+reg
20423 addressing for TFmode or TDmode quantities.
20425 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20427 * c-common.c (vector_types_convertible_p): Call langhook
20428 instead of comptypes.
20430 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20433 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20434 integral and scalar float variables which have a
20437 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20439 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20440 dwarf_register_span hook when emitting unwind information for
20441 register-to-memory saves.
20442 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20443 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20445 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20447 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20448 for the same VAR_DECL.
20450 2008-03-06 Tom Tromey <tromey@redhat.com>
20452 * treelang: Delete.
20453 * doc/standards.texi (Standards): Don't mention treelang.
20454 * doc/invoke.texi (Overall Options): Don't mention treelang.
20455 * doc/install.texi (Prerequisites): Don't mention bison or
20457 (Configuration): Don't mention treelang.
20458 (Building): Likewise.
20459 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20461 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20463 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20464 word-extractions out of a multi-word object.
20466 2008-03-06 Richard Guenther <rguenther@suse.de>
20468 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20469 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20470 result type and precision.
20471 * expr.c (get_inner_reference): Set unsignedp based on the result
20472 type of BIT_FIELD_REF.
20473 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20474 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20475 (try_instantiate_multiple_fields): Likewise. Use the correct type
20477 (sra_build_assignment): Likewise.
20478 (sra_build_elt_assignment): Likewise.
20479 (sra_explode_bitfield_assignment): Likewise.
20480 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20481 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20482 set BIT_FIELD_REF_UNSIGNED.
20483 (vectorizable_load): Likewise.
20485 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20487 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20490 2008-03-06 Richard Guenther <rguenther@suse.de>
20492 * alias.c (struct alias_set_entry): Move has_zero_child field
20493 to pack with alias_set.
20495 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20497 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20500 2008-03-05 Ian Lance Taylor <iant@google.com>
20502 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20504 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20506 * fwprop.c (update_df): Support width and offset parameters of
20508 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20509 global_conflicts): Change DF_REF_EXTRACT to either
20510 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20511 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20512 * df-scan.c (df_ref_record, df_defs_record,
20513 df_ref_create_structure, df_def_record_1, df_uses_record,
20514 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20515 df_bb_refs_collect, df_entry_block_defs_collect,
20516 df_exit_block_uses_collect): Support new width and offset fields.
20517 (ref_extract_pool): New storage pool.
20518 (df_free_ref): New function.
20519 (df_reg_chain_unlink, df_free_collection_rec,
20520 df_sort_and_compress_refs): Call df_free_ref.
20521 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20523 (df_ref_create_structure): Allocate df_ref_extract if offset and
20524 width fields are used.
20525 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20526 (df_uses_record): Get offset and width from ZERO_EXTRACT
20528 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20529 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20530 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20531 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20532 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20533 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20534 (df_ref_extract): New structure.
20535 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20536 (df_ref_create): Add width and offset parameters.
20538 2008-03-05 Richard Guenther <rguenther@suse.de>
20540 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20541 Use ranges_overlap_p.
20542 (offset_overlaps_with_access): Rename
20543 to ranges_overlap_p and move ...
20544 * tree-flow-inline.h (ranges_overlap_p): ... here.
20546 * tree.h (get_inner_reference, handled_component_p): Update
20549 * tree.h (record_component_aliases, get_alias_set,
20550 alias_sets_conflict_p, alias_sets_must_conflict_p,
20551 objects_must_conflict_p): Move declarations ...
20552 * alias.h (record_component_aliases, get_alias_set,
20553 alias_sets_conflict_p, alias_sets_must_conflict_p,
20554 objects_must_conflict_p): ... here.
20555 Include coretypes.h.
20556 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20558 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20560 * cfg.c: Include tree-flow.h.
20561 (remove_edge_raw): Call redirect_edge_var_map_clear.
20562 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20563 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20564 (redirect_edge_var_map_result): New.
20565 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20566 PENDING_STMT use with redirect_edge_var_map_*.
20567 * tree-ssa.c (edge_var_maps): New definition.
20568 (redirect_edge_var_map_add): New.
20569 (redirect_edge_var_map_clear): New.
20570 (redirect_edge_var_map_dup): New.
20571 (redirect_edge_var_map_vector): New.
20572 (redirect_edge_var_map_destroy): New.
20573 (ssa_redirect_edge): Replace PENDING_STMT use with
20574 redirect_edge_var_map_*.
20575 (flush_pending_stmts): Same.
20576 (delete_tree_ssa): Destroy edge var map.
20577 * tree-flow.h (struct _edge_var_map): New.
20578 Define edge_var_map vector type.
20579 Declare redirect_edge_var_map_* prototypes.
20580 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20581 * tree-cfg.c (reinstall_phi_args): Replace
20582 PENDING_STMT use with redirect_edge_var_map_*.
20584 2008-03-05 Richard Guenther <rguenther@suse.de>
20586 PR tree-optimization/35472
20587 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20588 whose single use_stmt has a overlapping set of loaded and
20589 stored symbols as that use_stmt might be a noop assignment then.
20591 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20593 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20595 2008-03-05 Richard Guenther <rguenther@suse.de>
20598 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20599 should be constants.
20600 * tree-cfg.c (verify_expr): Verify it.
20601 * fold-const.c (fold_truthop): Remove code generating
20602 BIT_FIELD_REFs of structure bases.
20603 (fold_binary): Likewise.
20604 (fold_ternary): Position and size of BIT_FIELD_REFs are
20605 always host integers.
20606 (make_bit_field_ref): Remove.
20607 (optimize_bit_field_compare): Remove.
20608 (all_ones_mask_p): Remove.
20610 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20613 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20614 (split_block_and_df_analyze): New. Split basic block and rebuild
20616 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20618 (split_pattern_seq): Likewise.
20619 (erase_matching_seqs): Likewise.
20620 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20622 2008-03-04 Geoff Keating <geoffk@apple.com>
20624 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20625 declaration and code.
20626 (tree_invalid_nonnegative_warnv_p): Likewise.
20628 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20630 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20631 examples. Truncate option-names then causing overfull hbox.
20633 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20636 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20638 * configure: Rebuilt.
20640 2008-03-04 Rafael EspÃndola <espindola@google.com>
20642 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20643 (tree_unary_nonnegative_warnv_p): New.
20644 (tree_binary_nonnegative_warnv_p): New.
20645 (tree_single_nonnegative_warnv_p): New.
20646 (tree_invalid_nonnegative_warnv_p): New.
20647 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20649 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20652 * opts.c (handle_option): Postpone 'unknown option' errors only for
20655 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20658 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20661 2008-03-04 Rafael EspÃndola <espindola@google.com>
20663 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20664 (tree_binary_nonzero_warnv_p): New.
20665 (tree_single_nonzero_warnv_p): New.
20666 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20668 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20670 PR middle-end/35456
20671 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20672 transformations for modes that have signed zeros.
20673 * ifcvt.c (noce_try_abs): Ditto.
20675 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20677 * config/i386/i386.c (override_options): Force
20678 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20680 2008-03-04 Jan Hubicka <jh@suse.cz>
20683 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20686 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20688 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20689 label to probe the stack.
20691 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20693 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20694 (__gthr_win32_mutex_destroy): Declare.
20695 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20696 __gthr_win32_mutex_destroy.
20697 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20699 2008-03-03 Jan Hubicka <jh@suse.cz>
20702 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20703 aggressive on inlining cold calls.
20705 2008-03-03 Richard Guenther <rguenther@suse.de>
20707 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20708 struct copies into the expression table.
20709 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20710 (try_to_simplify): Likewise.
20711 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20712 integral and pointer arguments which do not change the
20713 precision to NOP_EXPRs.
20714 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20715 VIEW_CONVERT_EXPR case.
20717 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20719 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20720 defined in a loop at depth 0 is invariant.
20721 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20722 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20723 be called at loop depth 0.
20725 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20728 * gcc.c (process_command): Update copyright notice dates.
20729 * gcov.c (print_version): Likewise.
20730 * gcov-dump.c (print_version): Likewise.
20731 * mips-tfile.c (main): Likewise.
20732 * mips-tdump.c (main): Likewise.
20734 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20737 * c-common.c (flag_permissive): Delete.
20738 (constant_expression_warnings): Check flags first.
20739 (constant_expression_error): New.
20740 * c-common.h (flag_permissive): Delete.
20741 (constant_expression_error): Declare.
20742 * flags.h (flag_permissive): Declare. Update description.
20743 * diagnostic.c (pedwarn): Update.
20745 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20746 (permissive_error_kind): New.
20747 * toplev.c (flag_permissive): Define. Update description.
20748 * toplev.h (permissive_error_kind): Declare.
20749 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20750 (pedwarn_c90): Use pedantic_warning_kind.
20751 * c-opts.c (c_common_post_options): flag_permissive does not affect
20752 flag_pedantic_errors.
20754 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20756 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20757 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20758 __absvsi2, __absvDI2): Use unsigned arithmetic.
20760 2008-03-02 Andi Kleen <ak@suse.de>
20761 Richard Guenther <rguenther@suse.de>
20763 * struct-equiv.c: Remove file.
20764 * cfg_cleanup.c (condjump_equiv_p): Remove.
20765 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20766 (struct-equiv.o): Remove rule.
20767 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20768 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20769 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20771 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20773 * ifcvt.c (noce_process_if_block): Try to handle only the then
20774 block if the else block exists but isn't suitable.
20776 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20779 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20780 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20781 regression from previous patch.
20783 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20786 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20788 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20789 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20790 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20791 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20792 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20793 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20794 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20795 (__gthread_mutex_destroy_function): Rename to
20796 __gthread_mutex_destroy.
20797 * gthr-dce.h (__gthread_mutex_destroy): Call
20798 pthread_mutex_destroy.
20799 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20800 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20801 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20803 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20805 * df-scan.c (df_ref_chain_change_bb): Simplify.
20806 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20807 set_block_for_insn if there's any change.
20808 * df.h ((df_insn_change_bb): Fix prototype.
20809 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20810 df_insn_change_bb, don't call set_block_for_insn.
20811 * emit-rtl.c (reorder_insns): Likewise.
20812 * haifa-sched.c (move_insn): Likewise.
20814 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20816 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20818 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20820 * tree-flow-inline.h (next_readonly_imm_use): Return
20821 NULL_USE_OPERAND_P after the end.
20823 2008-03-01 Richard Guenther <rguenther@suse.de>
20825 PR tree-optimization/35411
20826 * tree-sra.c (sra_build_assignment): Split conversion to
20827 final type to a separate statement if we are not assigning
20830 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20832 * fold-const.c (fold_convertible_p): Correct the logic to follow
20833 that in fold_convert().
20835 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20838 * tree-inline.c (build_duplicate_type): When we make a
20839 duplicate type, make it unique in the canonical types system.
20841 2008-02-29 Tom Tromey <tromey@redhat.com>
20843 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20844 input_file_stack_history, input_file_stack_restored): Remove.
20845 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20846 * input.h (struct file_stack): Remove.
20847 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20848 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20850 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20852 (diagnostic_last_module_changed): Add 'map' argument.
20853 (diagnostic_set_last_function): Likewise.
20854 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20855 line map, not input_file_stack.
20856 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20858 2008-02-29 Paul Brook <paul@codesourcery.com>
20860 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20862 2008-02-29 Paul Brook <paul@codesourcery.com>
20864 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20866 2008-02-29 Richard Guenther <rguenther@suse.de>
20868 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20870 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20871 value for comparing for a store match.
20872 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20873 (try_to_simplify): Do not do a full-blown reference lookup.
20875 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20877 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20878 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20880 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20882 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20884 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20885 strides against cache sizes.
20887 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20889 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20892 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20894 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20895 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20896 is smaller than the original promoted value.
20897 (simplify_subreg): If OP is a SUBREG, try to preserve its
20898 SUBREG_PROMOTED_VAR_P information.
20900 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20902 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20903 (VN_INFO_GET): Allocate new objects on the obstack.
20904 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20905 for rpo_numbers_temp, for consistency.
20906 (free_scc_vn): Free the obstack.
20908 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20910 * doc/invoke.texi: Document -ftree-loop-distribution.
20911 * tree-loop-distribution.c: New.
20912 * tree-pass.h (pass_loop_distribution): New.
20913 * graphds.h (struct graph): Add htab_t indices.
20914 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20915 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20916 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20917 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20918 * tree-data-ref.c (debug_data_dependence_relations): New.
20919 (dump_data_dependence_relation): Also print data references.
20920 (free_data_ref): Extern.
20921 (same_access_functions): Moved...
20922 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20923 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20924 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20925 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20926 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20927 (stmts_from_loop): Skip LABEL_EXPR.
20928 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20930 (build_rdg): Initialize rdg->indices htab.
20931 (free_rdg, stores_from_loop, ref_base_address,
20932 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20933 have_similar_memory_accesses_1, ref_base_address_1,
20934 remove_similar_memory_refs): New.
20935 * tree-data-ref.h: Depend on tree-chrec.h.
20936 (debug_data_dependence_relations, free_data_ref): Declared.
20937 (same_access_functions): ... here.
20938 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20940 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20941 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20942 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20943 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20944 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20945 rdg_vertex_for_stmt): Declared.
20946 (struct rdg_edge): Add level.
20948 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20949 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20951 (rdg_has_similar_memory_accesses): New.
20952 * tree-vect-analyze.c: Remove unused static decls.
20953 * lambda.h (dependence_level): New.
20954 * common.opt (ftree-loop-distribution): New.
20955 * tree-flow.h (mark_virtual_ops_in_bb,
20956 slpeel_tree_duplicate_loop_to_edge_cfg,
20957 rename_variables_in_loop): Declared.
20958 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20959 (OBJS-common): Add tree-loop-distribution.o.
20960 (tree-loop-distribution.o): New rule.
20961 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20962 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20963 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20965 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20968 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20969 other than structures and unions.
20971 2008-02-28 Richard Guenther <rguenther@suse.de>
20974 2008-02-26 Richard Guenther <rguenther@suse.de>
20976 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20977 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20978 (lookup_decl_from_uid): Declare.
20979 (remove_decl_from_map): Likewise.
20980 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20981 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20982 (decl_for_uid_map): New global hashtable mapping DECL_UID
20984 (init_ttree): Allocate it.
20985 (insert_decl_to_uid_decl_map): New helper function.
20986 (make_node_stat): Insert new decls into the map.
20987 (copy_node_stat): Likewise.
20988 (lookup_decl_from_uid): New function.
20989 (remove_decl_from_map): Likewise.
20990 (print_decl_for_uid_map_statistics): New helper.
20991 (dump_tree_statistics): Call it.
20993 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20994 (referenced_var_iterator): Adjust.
20995 (FOR_EACH_REFERENCED_VAR): Adjust.
20996 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20997 (num_referenced_vars): Adjust.
20998 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20999 (first_referenced_var): Remove.
21000 (end_referenced_vars_p): Likewise.
21001 (next_referenced_var): Likewise.
21002 (referenced_var_iterator_set): New helper function.
21003 * tree-dfa.c (referenced_var_lookup): Adjust.
21004 (referenced_var_check_and_insert): Likewise.
21005 (remove_referenced_var): Likewise.
21006 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21007 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21008 (verify_call_clobbering): Likewise.
21009 (verify_memory_partitions): Likewise.
21010 (init_tree_ssa): Allocate bitmap instead of hashtable for
21012 (delete_tree_ssa): Adjust.
21013 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21014 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21015 (compute_tag_properties): Likewise.
21016 (set_initial_properties): Likewise.
21017 (find_partition_for): Likewise.
21018 (update_reference_counts): Likewise.
21019 (dump_may_aliases_for): Likewise.
21020 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21021 (add_call_clobber_ops): Likewise.
21022 (add_call_read_ops): Likewise.
21023 (get_asm_expr_operands): Likewise.
21024 * tree-into-ssa.c (dump_decl_set): Likewise.
21025 (update_ssa): Likewise.
21026 * tree-sra.c (scan_function): Likewise.
21027 (decide_instantiations): Likewise.
21028 (scalarize_parms): Likewise.
21029 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21030 (dsa_named_for): Likewise.
21031 * tree-ssa-structalias.c (update_alias_info): Likewise.
21032 (merge_smts_into): Likewise.
21034 2008-02-27 David Daney <ddaney@avtrex.com>
21037 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21038 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21039 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21040 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21041 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21043 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21046 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21047 (BUILT_IN_NEXTTOWARD): Remove.
21048 (BUILT_IN_NEXTTOWARDF): Ditto.
21049 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21050 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21052 2008-02-27 Tom Tromey <tromey@redhat.com>
21054 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21055 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21057 2008-02-27 Jan Beulich <jbeulich@novell.com>
21059 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21060 update the respective field on newdecl.
21062 2008-02-27 Revital Eres <eres@il.ibm.com>
21064 PR rtl-optimization/34999
21065 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21066 crossing edges that ends with a call insn.
21067 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21068 call insn and clear the EDGE_CROSSING flag of the crossing edge
21069 when fixing fallthru edges.
21071 2008-02-27 Richard Guenther <rguenther@suse.de>
21073 PR middle-end/35390
21074 * fold-const.c (fold_unary): Return the correct argument,
21075 converted to the result type.
21077 2008-02-27 Richard Guenther <rguenther@suse.de>
21079 PR middle-end/34971
21080 * expr.c (expand_expr_real_1): Assert on rotates that operate
21082 * fold-const.c (fold_binary): Use the types precision, not the
21083 bitsize of the mode if folding rotate expressions. Build rotates
21084 only for full modes.
21086 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21088 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21089 and CPP_PRAGMA_EOL.
21090 * c-pragma.c (pragma_ns_name): New typedef.
21091 (registered_pp_pragmas): New variable.
21092 (c_pp_lookup_pragma): New function.
21093 (c_register_pragma_1): If flag_preprocess_only, do nothing
21094 for non-expanded pragmas, for expanded ones push pragma's
21095 namespace and name into registered_pp_pragmas vector.
21096 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21097 flag_preprocess_only, don't register GCC pch_preprocess
21098 pragma if flag_preprocess_only.
21099 * c-opts.c (c_common_init): Call init_pragma even if
21100 flag_preprocess_only.
21101 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21102 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21103 cpp_register_pragma if flag_preprocess_only.
21105 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21108 * c-parser.c (c_parser_translation_unit): Warn for empty
21109 translation unit, not empty source file.
21111 2008-02-26 Paul Brook <paul@codesourcery.com>
21113 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21114 operand for Thumb-2.
21115 * config/arm/arm.h (reg_class): Add CORE_REGS.
21116 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21117 (BASE_REG_CLASS): Use CORE_REGS.
21118 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21119 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21120 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21121 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21122 ARM_REGNO_OK_FOR_INDEX_P.
21123 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21124 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21125 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21126 (ldm/stm peepholes): Ditto.
21127 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21128 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21129 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21130 * config/arm/constraints.md: Enable "k" constraint on ARM.
21132 2008-02-27 Ben Elliston <bje@au.ibm.com>
21134 * config/rs6000/rs6000.c: Annotate cache line size field in all
21135 instances of struct processor_costs.
21137 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21139 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21140 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21141 jump_bypass): New counters.
21142 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21143 * dce.c (gate_ud_dce): Same.
21144 (gate_fast_dce): Same.
21145 * dse.c (gate_dse1): New function.
21146 (gate_dse2): New function.
21147 (gate_dse): Merge results of new gate functions.
21148 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21149 (gate_handle_jump_bypass): Add dbg_cnt.
21150 (gate_handle_gcse): Add dbg_cnt.
21151 * ifcvt.c (gate_handle_if_conversion): Same.
21152 (gate_handle_if_after_combine): Same.
21153 (gate_handle_if_after_reload): Same.
21154 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21156 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21158 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21160 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21162 2008-02-26 Jason Merrill <jason@redhat.com>
21165 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21166 alone if it's the naming decl for the type's main variant.
21168 2008-02-26 Tom Tromey <tromey@redhat.com>
21170 * system.h (USE_MAPPED_LOCATION): Poison.
21171 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21172 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21173 (make_goto_expr_edges): Likewise.
21174 (remove_bb): Likewise.
21175 (execute_warn_function_return): Likewise.
21176 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21178 * c-common.c (fname_decl): Remove old location code.
21179 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21181 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21183 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21184 (gen_rtx_ASM_INPUT): Likewise.
21185 (gen_rtx_ASM_INPUT_loc): Likewise.
21186 (get_rtx_asm_OPERANDS): Remove.
21187 * cfglayout.c (insn_locators_alloc): Remove old location code.
21188 (set_curr_insn_source_location): Likewise.
21189 (curr_insn_locator): Likewise.
21190 * print-tree.c (print_node): Remove old location code.
21191 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21192 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21193 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21194 location_from_locus.
21195 (construct_exit_block): Remove old location code.
21196 * emit-rtl.c (force_next_line_note): Remove old location code.
21197 * profile.c (branch_prob): Remove old location code.
21198 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21199 LOC_LINE): Remove old-location variants.
21200 * langhooks.c (lhd_print_error_function): Remove old location
21202 * configure, config.in: Rebuilt.
21203 * configure.ac (--enable-mapped-location): Remove.
21204 * c-decl.c (c_init_decl_processing): Remove old location code.
21205 (finish_function): Likewise.
21206 * recog.c (decode_asm_operands): Remove old location code.
21207 * c-pch.c (c_common_read_pch): Remove old location code.
21208 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21210 * gimple-low.c (lower_function_body): Remove old location code.
21211 * toplev.c (unknown_location): Remove.
21212 (push_srcloc): Remove old-location variant.
21213 (process_options): Remove old location code.
21214 (lang_dependent_init): Likewise.
21215 * input.h (UNKNOWN_LOCATION): Move definition.
21216 (location_t): Undeprecate.
21217 (source_locus): Remove.
21218 (location_from_locus): Remove.
21219 (struct location_s): Remove.
21220 Remove all old-location code.
21221 (input_line, input_filename): Remove.
21222 * final.c (final_scan_insn): Remove old location code.
21223 * diagnostic.c (diagnostic_build_prefix): Remove
21224 USE_MAPPED_LOCATION test.
21225 * tree.h (gimple_stmt) <locus>: Now a location_t.
21226 (tree_exp) <locus>: Likewise.
21227 (DECL_IS_BUILTIN): Remove old-location variant.
21228 (annotate_with_file_line, annotate_with_locus): Likewise.
21229 (expr_locus, set_expr_locus): Update.
21230 * tree.c (build1_stat): Remove old location code.
21231 (last_annotated_node): Remove.
21232 (annotate_with_file_line): Remove old-location variant.
21233 (annotate_with_locus): Likewise.
21234 (expr_location): Remove old location code.
21235 (set_expr_location): Likewise.
21236 (expr_has_location): Likewise.
21237 (expr_locus): Likewise.
21238 (set_expr_locus): Likewise.
21239 (expr_filename): Don't use location_from_locus.
21240 (expr_lineno): Likewise.
21241 * rtl-error.c (location_for_asm): Remove old location code.
21242 * c-lex.c (cb_line_change): Remove old location code.
21243 (fe_file_change): Likewise.
21244 (cb_def_pragma): Likewise.
21245 (c_lex_with_flags): Likewise.
21246 * gengtype.c (do_typedef): Don't special-case location types.
21247 (define_location_structures): Remove.
21248 (main): Don't call define_location_structures.
21249 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21252 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21255 * builtins.def (BUILT_IN_STDARG_START): Remove.
21256 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21257 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21258 * tree-inline.c (inline_forbidden_p_1): Likewise.
21260 2008-02-26 Richard Guenther <rguenther@suse.de>
21262 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21263 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21264 (lookup_decl_from_uid): Declare.
21265 (remove_decl_from_map): Likewise.
21266 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21267 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21268 (decl_for_uid_map): New global hashtable mapping DECL_UID
21270 (init_ttree): Allocate it.
21271 (insert_decl_to_uid_decl_map): New helper function.
21272 (make_node_stat): Insert new decls into the map.
21273 (copy_node_stat): Likewise.
21274 (lookup_decl_from_uid): New function.
21275 (remove_decl_from_map): Likewise.
21276 (print_decl_for_uid_map_statistics): New helper.
21277 (dump_tree_statistics): Call it.
21279 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21280 (referenced_var_iterator): Adjust.
21281 (FOR_EACH_REFERENCED_VAR): Adjust.
21282 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21283 (num_referenced_vars): Adjust.
21284 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21285 (first_referenced_var): Remove.
21286 (end_referenced_vars_p): Likewise.
21287 (next_referenced_var): Likewise.
21288 (referenced_var_iterator_set): New helper function.
21289 * tree-dfa.c (referenced_var_lookup): Adjust.
21290 (referenced_var_check_and_insert): Likewise.
21291 (remove_referenced_var): Likewise.
21292 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21293 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21294 (verify_call_clobbering): Likewise.
21295 (verify_memory_partitions): Likewise.
21296 (init_tree_ssa): Allocate bitmap instead of hashtable for
21298 (delete_tree_ssa): Adjust.
21299 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21300 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21301 (compute_tag_properties): Likewise.
21302 (set_initial_properties): Likewise.
21303 (find_partition_for): Likewise.
21304 (update_reference_counts): Likewise.
21305 (dump_may_aliases_for): Likewise.
21306 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21307 (add_call_clobber_ops): Likewise.
21308 (add_call_read_ops): Likewise.
21309 (get_asm_expr_operands): Likewise.
21310 * tree-into-ssa.c (dump_decl_set): Likewise.
21311 (update_ssa): Likewise.
21312 * tree-sra.c (scan_function): Likewise.
21313 (decide_instantiations): Likewise.
21314 (scalarize_parms): Likewise.
21315 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21316 (dsa_named_for): Likewise.
21317 * tree-ssa-structalias.c (update_alias_info): Likewise.
21318 (merge_smts_into): Likewise.
21320 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21323 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21324 * c-opts.c (c_common_handle_option): Wall enables
21325 Wvolatile-register-var.
21326 * common.opt: Move Wvolatile-register-var to...
21329 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21331 * common.opt (Wlarger-than=): New.
21332 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21334 * opts.c (common_handle_option): Handle -Wlarger-than=.
21335 * optc-gen.awk: Likewise.
21336 * opth-gen.awk: Likewise.
21337 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21338 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21340 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21342 * c-common.c (match_case_to_enum_1): Add appropriate
21343 OPT_W* parameter to warning.
21344 (c_do_switch_warnings): Likewise.
21345 * c-typeck.c (warning_init): Add one more parameter following
21346 'warning' function.
21347 (push_init_level): Update call to warning_init.
21348 (pop_init_level): Likewise.
21349 (add_pending_init): Likewise.
21350 (output_init_element: Likewise.
21352 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21355 * toplev.c (toplev_main): If there are warnings or error, print
21356 errors for ignored options.
21357 * opts.c (ignored_options): New static variable.
21358 (postpone_unknown_option_error): New.
21359 (print_ignored_options): New.
21360 (handle_option): Postpone errors for unknown -Wno-* options.
21361 * opts.h (print_ignored_options): Declare.
21363 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21365 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21368 2008-02-25 Richard Guenther <rguenther@suse.de>
21371 2008-02-25 Richard Guenther <rguenther@suse.de>
21373 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21374 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21375 (lookup_decl_from_uid): Declare.
21376 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21377 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21378 (decl_for_uid_map): New global hashtable mapping DECL_UID
21380 (init_ttree): Allocate it.
21381 (insert_decl_to_uid_decl_map): New helper function.
21382 (make_node_stat): Insert new decls into the map.
21383 (copy_node_stat): Likewise.
21384 (lookup_decl_from_uid): New function.
21385 (print_decl_for_uid_map_statistics): New helper.
21386 (dump_tree_statistics): Call it.
21388 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21389 (referenced_var_iterator): Adjust.
21390 (FOR_EACH_REFERENCED_VAR): Adjust.
21391 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21392 (num_referenced_vars): Adjust.
21393 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21394 (first_referenced_var): Remove.
21395 (end_referenced_vars_p): Likewise.
21396 (next_referenced_var): Likewise.
21397 (referenced_var_iterator_set): New helper function.
21398 * tree-dfa.c (referenced_var_lookup): Adjust.
21399 (referenced_var_check_and_insert): Likewise.
21400 (remove_referenced_var): Likewise.
21401 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21402 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21403 (verify_call_clobbering): Likewise.
21404 (verify_memory_partitions): Likewise.
21405 (init_tree_ssa): Allocate bitmap instead of hashtable for
21407 (delete_tree_ssa): Adjust.
21408 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21409 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21410 (compute_tag_properties): Likewise.
21411 (set_initial_properties): Likewise.
21412 (find_partition_for): Likewise.
21413 (update_reference_counts): Likewise.
21414 (dump_may_aliases_for): Likewise.
21415 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21416 (add_call_clobber_ops): Likewise.
21417 (add_call_read_ops): Likewise.
21418 (get_asm_expr_operands): Likewise.
21419 * tree-into-ssa.c (dump_decl_set): Likewise.
21420 (update_ssa): Likewise.
21421 * tree-sra.c (scan_function): Likewise.
21422 (decide_instantiations): Likewise.
21423 (scalarize_parms): Likewise.
21424 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21425 (dsa_named_for): Likewise.
21426 * tree-ssa-structalias.c (update_alias_info): Likewise.
21427 (merge_smts_into): Likewise.
21429 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21432 * doc/invoke.texi (-fcx-limited-range): Document new option.
21433 * toplev.c (process_options): Handle -fcx-fortran-rules.
21434 * common.opt: Add documentation for -fcx-fortran-rules.
21436 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21439 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21440 actual behaviour and C99.
21442 2008-02-26 Ben Elliston <bje@au.ibm.com>
21444 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21445 (ASM_CPU_POWER6_SPEC): Likewise.
21446 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21447 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21448 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21450 2008-02-25 Richard Guenther <rguenther@suse.de>
21452 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21453 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21454 (lookup_decl_from_uid): Declare.
21455 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21456 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21457 (decl_for_uid_map): New global hashtable mapping DECL_UID
21459 (init_ttree): Allocate it.
21460 (insert_decl_to_uid_decl_map): New helper function.
21461 (make_node_stat): Insert new decls into the map.
21462 (copy_node_stat): Likewise.
21463 (lookup_decl_from_uid): New function.
21464 (print_decl_for_uid_map_statistics): New helper.
21465 (dump_tree_statistics): Call it.
21467 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21468 (referenced_var_iterator): Adjust.
21469 (FOR_EACH_REFERENCED_VAR): Adjust.
21470 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21471 (num_referenced_vars): Adjust.
21472 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21473 (first_referenced_var): Remove.
21474 (end_referenced_vars_p): Likewise.
21475 (next_referenced_var): Likewise.
21476 (referenced_var_iterator_set): New helper function.
21477 * tree-dfa.c (referenced_var_lookup): Adjust.
21478 (referenced_var_check_and_insert): Likewise.
21479 (remove_referenced_var): Likewise.
21480 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21481 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21482 (verify_call_clobbering): Likewise.
21483 (verify_memory_partitions): Likewise.
21484 (init_tree_ssa): Allocate bitmap instead of hashtable for
21486 (delete_tree_ssa): Adjust.
21487 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21488 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21489 (compute_tag_properties): Likewise.
21490 (set_initial_properties): Likewise.
21491 (find_partition_for): Likewise.
21492 (update_reference_counts): Likewise.
21493 (dump_may_aliases_for): Likewise.
21494 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21495 (add_call_clobber_ops): Likewise.
21496 (add_call_read_ops): Likewise.
21497 (get_asm_expr_operands): Likewise.
21498 * tree-into-ssa.c (dump_decl_set): Likewise.
21499 (update_ssa): Likewise.
21500 * tree-sra.c (scan_function): Likewise.
21501 (decide_instantiations): Likewise.
21502 (scalarize_parms): Likewise.
21503 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21504 (dsa_named_for): Likewise.
21505 * tree-ssa-structalias.c (update_alias_info): Likewise.
21506 (merge_smts_into): Likewise.
21508 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21511 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21512 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21513 * alias.h (nonoverlapping_memrefs_p): Likewise.
21515 2008-02-25 Jan Beulich <jbeulich@novell.com>
21517 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21518 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21519 __emultls_get_address, __emultls_register_common,
21520 __floatundi?f, and _Unwind_GetIPInfo.
21521 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21522 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21523 (gen_regparm_prefix): Likewise.
21524 (i386_nlm_encode_section_info): Sync with
21525 config/i386/winnt.c:i386_pe_encode_section_info().
21526 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21527 i386_nlm_mangle_decl_assembler_name): New.
21528 (netware_override_options): New.
21529 * config/i386/netware.h (netware_override_options): Declare.
21530 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21531 (i386_nlm_mangle_decl_assembler_name): Declare.
21532 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21534 2008-02-25 Ben Elliston <bje@au.ibm.com>
21537 * c-decl.c (grokdeclarator): Remove unused local variables
21538 `typedef_type' and `type_as_written'.
21540 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21541 unused local variable `has_hot_blocks'.
21542 (fix_crossing_conditional_branches): Remove unused local variable
21545 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21547 PR middle-end/19984
21548 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21549 using DEF_C99_BUILTIN.
21550 (BUILT_IN_NANF): Ditto.
21551 (BUILT_IN_NANL): Ditto.
21553 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21554 Revital Eres <eres@il.ibm.com>
21556 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21557 regarding the order of two dependent insns in the same row.
21559 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21561 * stor-layout.c (layout_decl): Do not bump the alignment of a
21562 bit-field to more than byte alignment if it is packed.
21564 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21566 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21569 2008-02-24 Diego Novillo <dnovillo@google.com>
21571 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21574 * tree-vrp.c (vrp_evaluate_conditional): With
21575 -Wtype-limits, emit a warning when comparing against a
21576 constant outside the natural range of OP0's type.
21577 * c.opt (Wtype-limits): Move ...
21578 * common.opt (Wtype-limits): ... here.
21580 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21582 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21583 * config/rs6000/e300c2c3.md: New file.
21584 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21586 (rs6000_override_options): Add e300c2 and e300c3 cases to
21587 processor_target_table. Do not allow usage of Altivec or Spe
21588 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21589 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21590 * config/rs6000/rs6000.h (processor_type): Add
21591 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21592 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21593 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21594 and ppce300c3. Include e300c2c3.md.
21596 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21598 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21599 instead of TARGET_STRICT_ALIGN.
21601 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21603 * explow.c (memory_address): Assert that the generated address is
21606 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21609 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21610 * config/darwin-ppc-ldouble-patch.def: New file.
21611 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21612 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21613 SUBTARGET_INIT_BUILTINS if defined.
21614 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21617 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21620 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21621 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21623 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21626 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21627 file" warning condtional on -Winvalid-PCH.
21629 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21631 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21633 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21637 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21638 prevent reload from using MMX registers.
21639 (*mov<mode>_internal): Ditto.
21640 (*movv2sf_internal_rex64): Ditto.
21641 (*movv2sf_internal): Ditto.
21643 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21645 PR documentation/31569
21646 * doc/install.texi2html: Use makeinfo --no-number-sections.
21648 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21650 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21651 ensure that we can address an entire entity > 8 bytes. Don't
21652 generate reg+reg addressing for such data.
21654 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21656 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21657 strings when optimizing for size, unless the target cares about
21660 2008-02-22 Tom Tromey <tromey@redhat.com>
21662 * regclass.c (current_pass): Remove declaration.
21664 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21666 * config/avr/libgcc.S (__RAMPZ__): Define.
21667 (__do_copy_data): Add for devices with 128KB code memory.
21669 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21671 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21673 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21675 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21677 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21680 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21683 * c-typeck.c (build_binary_op): Warn about floating point
21684 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21686 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21689 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21690 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21692 (rs6000_override_options): Set altivec_abi as default, not override,
21693 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21694 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21695 is used; use new member spe_abi.
21696 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21697 spe_abi and altivec_abi.
21699 2008-02-22 Tomas Bily <tbily@suse.cz>
21701 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21703 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21706 * config.build (build_file_translate): Set to `CMD //c' only if
21708 * Makefile.in (build_file_translate): Improve comment.
21710 2008-02-21 Jan Hubicka <jh@suse.cz>
21712 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21713 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21714 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21716 2008-02-21 Michael Matz <matz@suse.de>
21719 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21721 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21723 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21724 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21725 as insn constraint.
21726 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21727 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21728 SSE_VEC_FLOAT_MODE_P as insn constraint.
21729 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21730 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21731 sse4a_movntdf using MODEF mode iterator.
21732 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21733 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21734 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21735 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21736 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21737 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21738 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21740 2008-02-21 Richard Guenther <rguenther@suse.de>
21742 * tree.def (PAREN_EXPR): New tree code.
21743 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21745 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21746 * expr.c (expand_expr_real_1): Likewise.
21747 * tree-inline.c (estimate_num_insns_1): Likewise.
21748 * tree-complex.c (expand_complex_move): Likewise.
21749 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21752 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21755 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21757 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21760 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21762 * config/sh/sh.c (find_barrier): Don't go past
21763 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21765 2008-02-20 DJ Delorie <dj@redhat.com>
21767 * config/h8300/h8300.md (insv): Force source operand to be a register.
21769 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21770 as a jump, not as a plain insn.
21772 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21774 * doc/invoke.texi (Warning Options): Add new option
21775 -Wframe-larger-than=.
21776 (-Wframe-larger-than): Document.
21778 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21779 Add declarations for new option variables.
21781 * final.c (final_start_function): Check the frame size
21782 before emission and issue a Wframe-larger-than warning.
21784 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21785 Add definitions for new option variables.
21786 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21788 * common.opt (Wframe-larger-than=): New option.
21790 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21792 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21793 (<sse>_div<mode>3): Ditto.
21794 (<sse>_vmdiv<mode>3): Ditto.
21795 (<sse>_vmsqrt<mode>2): Ditto.
21796 (*smax<mode>3): Ditto.
21797 (sse5_frcz<mode>2): Ditto.
21798 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21799 as insn constraint.
21801 2008-02-20 Richard Guenther <rguenther@suse.de>
21803 PR middle-end/35265
21804 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21805 be happy with INTEGRAL_TYPE_P.
21807 2008-02-20 Richard Guenther <rguenther@suse.de>
21809 * fold-const.c (split_tree): Associate floatig-point expressions
21810 if flag_associative_math is set.
21812 2008-02-20 Richard Guenther <rguenther@suse.de>
21814 * tree.h (fold_real_zero_addition_p): Declare.
21815 * fold-const.c (fold_real_zero_addition_p): Export.
21816 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21817 floating-point operations with zero and one.
21819 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21821 * doc/install.texi: Correct references to CFLAGS, replacing them
21822 with BOOT_CFLAGS. Document flags used during bootstrap for
21825 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21827 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21828 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21829 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21831 (smin<mode>3): Ditto from similar patterns.
21832 (smax<mode>3): Ditto.
21833 (*ieee_smin<mode>3): Ditto.
21834 (*ieee_smax<mode>3): Ditto.
21835 * config/i386/sse.md (sse): New mode attribute.
21836 (mov<mode>): Macroize expander from movv4sf and movv2df using
21837 SSEMODEF2P mode iterator.
21838 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21839 SSE_VEC_FLOAT_MODE_P as insn constraint.
21840 (storent<mode>): Ditto.
21841 (storent<mode>): Macroize expander from storentsf and storentdf using
21842 MODEF mode iterator.
21843 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21844 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21845 (abs<mode>2): Ditto from similar patterns.
21846 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21847 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21848 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21849 (<sse>_vmsqrt<mode>2): Ditto.
21850 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21851 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21852 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21853 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21854 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21855 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21856 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21858 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21859 iterator and SSE_FLOAT_MODE_P as insn constraint.
21860 (<sse>_ucomi): Ditto from similar patterns.
21861 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21862 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21863 SSE_VEC_FLOAT_MODE_P as insn constraint.
21864 (vcond<mode>): Ditto from similar patterns.
21865 (and<mode>3, *and<mode>3): Ditto.
21866 (<sse>_nand<mode>3): Ditto.
21867 (ior<mode>3, *ior<mode>3): Ditto.
21868 (xor<mode>3, *xor<mode>3): Ditto.
21869 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21870 iterator and SSE_FLOAT_MODE_P as insn constraint.
21871 (*nand<mode>3): Ditto from similar patterns.
21872 (*ior<mode>3): Ditto.
21873 (*xor<mode>3): Ditto.
21875 2008-02-20 Ira Rosen <irar@il.ibm.com>
21877 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21878 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21879 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21881 2008-02-19 Jan Hubicka <jh@suse.cz>
21883 * predict.c (tree_bb_level_predictions): Remove variable next
21884 mistakely introduced by previous commit.
21886 2008-02-19 Jan Hubicka <jh@suse.cz>
21888 * predict.c (predict_paths_leading_to): Rewrite.
21889 (predict_paths_for_bb): New.
21890 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21892 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21895 * Makefile.in (build_file_translate): New.
21896 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21897 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21898 * configure.ac (build_file_translate): Substitute it.
21899 * configure: Regenerate.
21901 2008-02-19 Jan Hubicka <jh@suse.cz>
21903 PR rtl-optimization/34408
21904 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21907 2008-02-19 Jan Hubicka <jh@suse.cz>
21909 PR middle-end/28779
21910 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21913 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21916 * config/i386/i386-modes.def: Revert the last DI alignment
21917 change until Ada people can look into it.
21919 2008-02-19 Nick Clifton <nickc@redhat.com>
21921 * opts.c (print_specific_help): Fix typo in --help text.
21923 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21926 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21927 32-bit inline asm without asm alternatives for host GCC < 3.0.
21929 2008-02-19 Richard Guenther <rguenther@suse.de>
21931 PR tree-optimization/34989
21932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21933 Allow propagation to INDIRECT_REF if we can simplify only.
21935 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21937 * c-common.c (warn_for_collisions_1): Use appropriate option when
21940 2008-02-19 Nick Clifton <nickc@redhat.com>
21943 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21944 (handle_options): Fix indentation.
21945 (print_filtered_help): If no language-specific options were
21946 displayed tell the user how to list all the options supported by
21947 the language's front-end.
21948 (print_specific_help): Fix indentation and remove duplicate line.
21949 (common_handle_option): Handle the -v option.
21950 For --help enable the display of undocumented options if the -v
21951 switch has been included on the command line.
21952 For --help= check for overlaps in the arguments between the option
21953 classes and the language names and issue a warning when they
21954 cannot be disambiguated.
21955 * c.opt (v): Pass on to the common option handler.
21957 2008-02-19 Revital Eres <eres@il.ibm.com>
21959 * modulo-sched.c (sms_schedule): Change dump message when
21960 create_ddg function fails.
21961 (try_scheduling_node_in_cycle): Rename row to cycle.
21962 (print_partial_schedule): Rename CYCLE to ROW.
21964 2008-02-19 Christian Bruel <christian.bruel@st.com>
21965 Zdenek Dvorak <ook@ucw.cz>
21967 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21969 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21972 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21973 (*x86_movdicc_0_m1_se): Ditto.
21975 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21977 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21978 (CMPtype): Define as __gcc_CMPtype.
21979 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21980 (CMPtype): Define as __gcc_CMPtype.
21982 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21984 Support valgrind 3.3 for --enable-checking=valgrind.
21985 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21987 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21988 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21989 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21990 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21991 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21992 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21993 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21995 * ggc-zone.c: Similar.
21996 * ggc-page.c: Similar.
21998 2008-02-19 Paul Brook <paul@codesourcery.com>
22001 * config/arm/ieee754-df.S: Fix do_it typo.
22002 * config/arm/ieee754-sf.S: Fix do_it typo.
22004 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22007 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22008 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22009 (OPTION_MASK_ISA_SSE_SET): Likewise.
22010 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22011 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22012 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22013 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22014 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22015 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22016 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22017 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22018 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22019 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22020 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22021 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22022 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22023 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22024 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22025 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22026 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22027 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22028 (OPTION_MASK_ISA_SSE4): Removed.
22029 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22030 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22031 (override_options): Don't turn on implied SSE/MMX bits in
22034 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22036 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22039 2008-02-18 Joey Ye <joey.ye@intel.com>
22041 PR middle-end/34921
22042 * tree-nested.c (insert_field_into_struct): Set type alignment
22043 to field alignment if the former is less than the latter.
22045 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22047 * BASE-VER: Set to 4.4.0.
22049 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22051 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22052 * doc/cfg.texi: Likewise.
22053 * doc/extend.texi: Likewise.
22054 * doc/gty.texi: Likewise.
22055 * doc/invoke.texi: Likewise.
22056 * doc/loop.texi: Likewise.
22057 * doc/md.texi: Likewise.
22058 * doc/passes.texi: Likewise.
22059 * doc/rtl.texi: Likewise.
22060 * doc/sourcebuild.texi: Likewise.
22061 * doc/tm.texi: Likewise.
22062 * doc/tree-ssa.texi: Likewise.
22064 2008-02-17 Richard Guenther <rguenther@suse.de>
22066 PR middle-end/35227
22067 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22068 without default definition.
22070 2008-02-17 Richard Guenther <rguenther@suse.de>
22072 PR tree-optimization/35231
22073 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22076 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22079 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22080 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22081 libgcc_cmp_return mode.
22083 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22086 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22088 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22090 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22093 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22095 * doc/c-tree.texi: Use `@.' where appropriate.
22096 * doc/extend.texi: Likewise.
22097 * doc/install.texi: Likewise.
22098 * doc/invoke.texi: Likewise.
22099 * doc/loop.texi: Likewise.
22100 * doc/makefile.texi: Likewise.
22101 * doc/md.texi: Likewise.
22102 * doc/passes.texi: Likewise.
22103 * doc/standards.texi: Likewise.
22104 * doc/tm.texi: Likewise.
22106 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22108 PR middle-end/35196
22109 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22111 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22112 rather than in entry_bb.
22114 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22116 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22117 libgcc_cmp_return mode.
22119 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22121 PR middle-end/35130
22122 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22123 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22125 2008-02-15 Richard Guenther <rguenther@suse.de>
22126 Zdenek Dvorak <ook@ucw.cz>
22128 PR tree-optimization/35164
22129 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22130 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22132 Only propagate addresses which do not have abnormal SSA_NAMEs
22135 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22138 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22140 2008-02-15 Jan Hubicka <jh@suse.cz>
22142 PR middle-end/35149
22143 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22145 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22147 PR middle-end/34621
22148 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22149 when calculating alignment_pad.
22151 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22153 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22154 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22155 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22156 and STACK_BOUNDARY define.
22158 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22160 PR preprocessor/35061
22161 * c-pragma.c (handle_pragma_pop_macro): Check that
22162 pushed_macro_table has been allocated.
22164 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22166 PR middle-end/35136
22167 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22168 (force_gimple_operand): Likewise.
22169 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22170 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22171 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22172 (find_interesting_uses_address): Check addressability and alignment
22173 of the base expression only after substituting bases of IVs into it.
22175 2008-02-14 Michael Matz <matz@suse.de>
22178 * function.c (instantiate_virtual_regs_in_insn): Reload address
22179 before falling back to reloading the whole operand.
22181 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22183 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22184 before the first section switch note.
22186 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22188 * doc/bugreport.texi: Update copyright years.
22189 * doc/c-tree.texi: Likewise.
22190 * doc/cfg.texi: Likewise.
22191 * doc/cpp.texi: Likewise.
22192 * doc/cppinternals.texi: Likewise.
22193 * doc/fragments.texi: Likewise.
22194 * doc/frontends.texi: Likewise.
22195 * doc/gcc.texi: Likewise.
22196 * doc/gty.texi: Likewise.
22197 * doc/hostconfig.texi: Likewise.
22198 * doc/implement-c.texi: Likewise.
22199 * doc/libgcc.texi: Likewise.
22200 * doc/loop.texi: Likewise.
22201 * doc/makefile.texi: Likewise.
22202 * doc/options.texi: Likewise.
22203 * doc/passes.texi: Likewise.
22204 * doc/rtl.texi: Likewise.
22205 * doc/sourcebuild.texi: Likewise.
22206 * doc/standards.texi: Likewise.
22207 * doc/tree-ssa.texi: Likewise.
22208 * doc/trouble.texi: Likewise.
22210 * doc/extend.texi: Use @: or add comma where appropriate.
22211 * doc/invoke.texi: Likewise.
22212 * doc/tm.texi: Likewise.
22214 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22217 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22220 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22222 * doc/md.texi (clz, ctz): Add reference.
22223 * doc/rtl.texi (clz, ctz): Likewise.
22225 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22228 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22231 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22233 * config/s390/s390.c (struct constant_pool): New field
22234 emit_pool_after added.
22235 (s390_mainpool_start): Set the emit_pool_after flag according
22236 to the section switch notes.
22237 (s390_mainpool_finish): Consider emit_pool_after when emitting
22238 the literal pool at the end of the function.
22239 (s390_chunkify_start): Force literal pool splits at section
22242 2008-02-13 Michael Matz <matz@suse.de>
22245 * var-tracking.c (clobber_variable_part): Correctly traverse the
22248 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22251 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22252 Add -fdump-ipa-inline.
22253 * tree-dump.c (dump_files): Remove tree-inlined dump.
22254 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22256 2008-02-12 Richard Guenther <rguenther@suse.de>
22258 PR tree-optimization/35171
22259 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22262 2008-02-12 Richard Guenther <rguenther@suse.de>
22264 PR middle-end/35163
22265 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22266 value-preserving mode. Disallow final truncation.
22268 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22270 PR middle-end/35136
22271 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22272 code from here to...
22273 (force_gimple_operand): ...here.
22275 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22278 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22279 non-compatible pointers.
22280 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22281 different FIELD_DECLs, try harder by comparing field offsets, sizes
22284 PR inline-asm/35160
22285 * function.c (match_asm_constraints_1): Don't replace the same input
22288 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22290 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22291 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22292 (expand_epilogue): Restore RAMPZ register.
22293 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22295 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22297 * config/i386/cygwin.asm: (__alloca): Correct calling
22298 convention and alignment.
22299 (__chkstk): Force 8 byte stack alignment.
22301 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22302 Richard Guenther <rguenther@suse.de>
22304 PR tree-optimization/33992
22305 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22306 the zero we compare against.
22308 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22310 PR libfortran/35063
22311 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22312 to CloseHandle after unlocking to prevent accumulation of handle
22315 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22317 PR middle_end/34150
22318 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22319 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22320 and update LABEL_NUSES during and after reload.
22322 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22324 PR middle-end/34627
22325 * combine.c (simplify_if_then_else): Make sure the comparison is
22326 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22328 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22331 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22332 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22333 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22334 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22335 * tree.h (get_type_static_bounds): Likewise.
22337 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22339 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22340 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22341 Make -Wfoo language annotations match what the compiler outputs.
22343 2008-02-08 Sa Liu <saliu@de.ibm.com>
22345 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22346 intrinsics spu_convts, spu_convtu, spu_convtf.
22348 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22350 * doc/extend.texi (Function Attributes) <noinline>: Mention
22351 asm ("") as method to keep calls.
22353 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22356 * doc/options.texi (Options): Replace references to opts.sh with
22358 * opts-common.c: Likewise.
22359 * optc-gen.awk: Likewise.
22361 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22363 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22365 2008-02-07 Richard Henderson <rth@redhat.com>
22368 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22369 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22372 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22374 PR tree-optimization/35085
22375 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22376 for operand entry oe2 in addition to operand entry oe3 in order to
22377 expose more opportunities for vectorizer sum reduction.
22379 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22382 * Makefile.in (LIBS): Remove $(GMPLIBS).
22383 (cc1-dummy, cc1): Add $(GMPLIBS).
22385 2008-02-06 Jan Hubicka <jh@suse.cz>
22388 * i386.md (moddf_integer): Do not produce partial memory stalls for
22389 targets where it hurts.
22391 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22394 * optabs.c (expand_float): Do not check for decimal modes when
22395 expanding unsigned integer through signed conversion.
22397 2008-02-06 Nick Clifton <nickc@redhat.com>
22399 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22400 inside the clobber with a match_operand and duplicated operand
22401 number in the constraint.
22402 (ineqbranchsi): Delete redundant comment.
22404 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22406 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22407 builtin_define ("__USE_INIT_FINI__").
22408 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22410 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22412 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22414 PR documentation/30330
22415 * doc/invoke.texi (C++ Dialect Options)
22416 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22417 For each warning option -Wfoo that allows -Wno-foo, ensure both
22418 -Wfoo and -Wno-foo are listed in the option index. Fix index
22419 entry of -Wswitch-default, index -Wnormalized= including the
22420 `=', and -Wlarger-than-@var{len} including @var{len}.
22422 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22424 * config/i386/i386.md (floatunssisf2): Use
22425 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22426 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22427 Macroize expander using MODEF mode iterator.
22429 2008-02-05 Diego Novillo <dnovillo@google.com>
22431 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22434 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22436 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22439 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22441 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22444 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22445 to indicate if a message should be generated.
22446 (init_cumulative_args): Updated.
22447 (function_value_32): Likewise.
22449 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22451 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22453 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22456 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22457 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22459 2008-02-04 Diego Novillo <dnovillo@google.com>
22461 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22464 * tree-vrp.c (vrp_evaluate_conditional): With
22465 -Wtype-limits, emit a warning when comparing against a
22466 constant outside the natural range of OP0's type.
22468 2008-02-04 Richard Guenther <rguenther@suse.de>
22470 PR middle-end/33631
22471 * expr.c (count_type_elements): Give for unions instead of
22474 2008-02-04 Richard Guenther <rguenther@suse.de>
22476 PR middle-end/35043
22477 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22478 to TYPE_DOMAINs base type instead of using bitsizetype here.
22480 2008-02-03 Jason Merrill <jason@redhat.com>
22482 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22484 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22487 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22488 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22489 (RS/6000 and PowerPC Options): Fix typos and markup.
22490 * doc/passes.texi (Tree-SSA passes): Likewise.
22492 2008-02-02 Michael Matz <matz@suse.de>
22495 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22496 from record_last_reg_set_info.
22497 (record_last_reg_set_info): Take an RTX argument, iterate over all
22498 constituent hardregs.
22499 (record_last_set_info, record_opr_changes): Change calls to
22500 new signature or to record_last_reg_set_info_regno.
22502 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22504 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22506 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22508 PR rtl-optimization/34773
22509 * reg-notes.def (EQUAL): Mention significance of combination of
22510 REG_EQUAL and REG_RETVAL.
22511 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22512 insn that has a REG_RETVAL.
22514 2008-02-01 Roger Sayle <roger@eyesopen.com>
22517 * configure.ac (--enable-fixed-point): Disable unless explicitly
22519 * configure: Regenerate.
22521 2008-02-01 Richard Guenther <rguenther@suse.de>
22524 * invoke.texi (-finline-limit): Remove no longer true parts
22525 of the documentation. Note that there is no default value.
22527 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22528 Mark Mitchell <mark@codesourcery.com>
22529 Ben Elliston <bje@au.ibm.com>
22532 * doc/extend.texi (Other Builtins): Document.
22534 2008-01-31 Tom Browder <tom.browder@gmail.com>
22536 * doc/c-tree.texi (Types): Fix grammar.
22537 (Expression trees): Ditto.
22538 * doc/passes.texi (Tree-SSA passes): Ditto.
22540 * doc/configterms.texi (Configure Terms): Fix typo.
22541 * doc/cpp.texi (Common Predefined Macros): Ditto.
22542 * doc/md.texi (Machine Constraints): Ditto.
22544 * doc/makefile.texi (Makefile): Add comma.
22546 2008-01-31 Tom Browder <tom.browder@gmail.com>
22547 Gerald Pfeifer <gerald@pfeifer.com>
22549 * doc/sourcebuild.texi (Front End): Remove references to CVS
22550 and CVSROOT/modules.
22551 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22552 (Back End): Remove reference to CVS.
22554 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22557 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22559 (mips16_gp_pseudo_reg): ...here.
22560 * config/mips/mips.md (load_const_gp): Replace with...
22561 (load_const_gp_<mode>): ...this :P-based insn.
22563 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22565 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22566 options. Minor fixes.
22567 (-std): Move reference to standards closer to where language
22568 standards are first mentioned.
22570 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22572 PR rtl-optimization/34995
22573 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22574 parameter and return a bool. If the rtx parameter is nonnull,
22575 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22576 (find_reloads): Update call accordingly. Pass the new operand
22577 if it needed no address reloads, otherwise pass null.
22579 2008-01-30 Richard Henderson <rth@redhat.com>
22582 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22583 for unbounded arrays.
22585 2008-01-30 Silvius Rus <rus@google.com>
22587 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22589 2008-01-30 Jan Hubicka <jh@suse.cz>
22592 * i386.c (init_cumulative_args): Use real function declaration when
22595 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22597 PR rtl-optimization/34998
22598 * global.c (build_insn_chain): Treat non-subreg_lowpart
22599 SUBREGs of pseudos as clobbering all the words covered by the
22600 SUBREG, not just all the bytes.
22601 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22602 original df_ref rather than an extract parameter.
22603 (global_conflicts): Update call accordingly.
22605 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22607 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22608 the overflow check to make it easier to read.
22609 (__fixtfdi): Change the type of the ll member in union
22610 long_double to UDItype_x.
22612 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22614 PR middle-end/34969
22615 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22616 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22617 * tree-inline.c (fold_marked_statements): Call
22618 cgraph_update_edges_for_call_stmt if folding a call statement.
22619 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22620 debug_generic_stmt calls, reset it back afterwards.
22623 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22625 * c-typeck.c (build_external_ref): Don't pedwarn about
22626 static vars in current function's scope.
22628 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22630 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22632 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22635 * ipa-struct-reorg.c: Fix spelling.
22636 * params.def: Ditto.
22638 2008-01-29 Richard Guenther <rguenther@suse.de>
22640 PR middle-end/35006
22641 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22643 * tree-inline.c (remap_type): Increment remapping_type_depth
22644 around remapping types.
22645 (copy_body_r): Only add referenced variables if they are referenced
22646 from code, not types.
22648 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22659 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22660 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22662 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22665 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22666 pointer for tiny stack.
22668 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22670 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22672 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22674 * config/vx-common.h: Fix typo in comment.
22676 2008-01-28 Ian Lance Taylor <iant@google.com>
22680 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22681 coalesce pointers if they have different DECL_NO_TBAA_P values.
22682 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22683 between variables with different DECL_NO_TBAA_P values.
22685 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22688 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22689 are not legitimate small data references on SPE targets.
22691 2008-01-28 David Daney <ddaney@avtrex.com>
22693 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22695 2008-01-28 David Daney <ddaney@avtrex.com>
22697 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22699 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22701 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22702 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22703 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22704 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22705 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22706 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22707 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22708 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22710 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22712 * basic-block.h (condjump_equiv_p): Fix comment.
22714 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22716 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22717 print_generic_stmt_indented): Fix comment.
22719 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22721 * configure.ac (__stack_chk_fail): Add detecion for availability
22722 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22723 * configure: Regenerate.
22725 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22727 PR middle-end/34688
22728 * final.c (output_addr_const): Handle TRUNCATE.
22730 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22733 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22734 (zero_cost, infinite_cost): New constants.
22735 (struct cost_pair): Change type of cost to comp_cost.
22736 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22737 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22739 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22740 split_address_cost, ptr_difference_cost, difference_cost,
22741 get_computation_cost_at, get_computation_cost,
22742 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22743 determine_use_iv_cost_condition, determine_use_iv_costs,
22744 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22745 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22746 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22747 Change type of cost to comp_cost.
22748 (determine_iv_cost): Increase cost of non-original ivs, instead
22749 of decreasing the cost of original ones.
22750 (get_address_cost): Indicate the complexity of the addressing mode
22752 (try_add_cand_for): Prefer using ivs not specific to some object.
22753 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22755 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22756 Janis Johnson <janis187@us.ibm.com>
22759 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22760 (TARGET_INSTANTIATE_DECLS): Likewise.
22761 * target.h (expand_to_rtl_hook): New target hook.
22762 (instantiate_decls): Likewise.
22763 * function.c (instantiate_decl): Make non-static. Rename to...
22764 (instantiate_decl_rtl): ... this.
22765 (instantiate_expr): Use instantiate_decl_rtl.
22766 (instantiate_decls_1): Likewise.
22767 (instantiate_decls): Likewise.
22768 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22769 * function.h (instantiate_decl_rtl): Add prototype.
22770 * cfgexpand.c (target.h): New include.
22771 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22772 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22773 (TARGET_INSTANTIATE_DECLS): Likewise.
22774 (TARGET_INITIALIZER): New target hooks added.
22775 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22777 * config/rs6000/rs6000.c (tree-flow.h): New include.
22778 (machine_function): Add sdmode_stack_slot field.
22779 (rs6000_alloc_sdmode_stack_slot): New function.
22780 (rs6000_instantiate_decls): Likewise.
22781 (rs6000_secondary_memory_needed_rtx): Likewise.
22782 (rs6000_check_sdmode): Likewise.
22783 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22784 (TARGET_INSTANTIATE_DECLS): Likewise.
22785 (rs6000_hard_regno_mode_ok): Allow SDmode.
22786 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22787 (rs6000_emit_move): Handle SDmode.
22788 (function_arg_advance): Likewise.
22789 (function_arg): Likewise.
22790 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22791 SDmode var args for 32-bit compiles.
22792 (rs6000_secondary_reload_class): Handle SDmode.
22793 (rs6000_output_function_epilogue): Likewise.
22794 (rs6000_function_value): Simplify if statement.
22795 (rs6000_libcall_value): Likewise.
22796 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22797 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22798 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22799 (movsd_hardfloat): New define_insn.
22800 (movsd_softfloat): Likewise.
22801 (movsd_store): Likewise.
22802 (movsd_load): Likewise.
22803 (extendsddd2): Likewise.
22804 (extendsdtd2): Likewise.
22805 (truncddsd2): Likewise.
22806 (movdd_hardfloat64): Fixup comment.
22807 (UNSPEC_MOVSD_LOAD): New constant.
22808 (UNSPEC_MOVSD_STORE): Likewise.
22810 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22813 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22815 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22816 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22817 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22818 and TRUTH_XOR_EXPR.
22820 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22823 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22824 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22825 __LONGDOUBLE128 too.
22826 * config/rs6000/aix61.h: New file.
22828 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22830 PR rtl-optimization/34959
22831 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22832 popcount and parity rtxes the same mode as their operand.
22833 Truncate or extend the result to the return value's mode
22836 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22839 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22840 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22841 to GOT_VERSION_REGNUM.
22842 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22843 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22844 * config/mips/mips.c (mips_emit_call_insn): New function.
22845 (mips_call_tls_get_addr): Call mips_expand_call directly.
22846 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22848 (mips16_build_call_stub): Likewise. Return the call insn or null.
22849 (mips_expand_call): Update the call to mips16_build_call_stub
22850 accordingly and a remove redundant condition. Assert that MIPS16
22851 stubs do not use lazy binding. Use mips_emit_call_insn and return
22853 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22855 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22856 (mips_avoid_hazard): Remove hazard_set handling.
22857 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22858 (UNSPEC_RESTORE_GP): ...this.
22859 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22860 (FAKE_CALL_REGNO): Rename to...
22861 (GOT_VERSION_REGNUM): ...this.
22862 (type): Add "ghost" value. Add an associated insn reservation.
22863 (hazard_set): Remove.
22864 (exception_receiver): Rename to...
22865 (restore_gp): ...this and update the unspec identifier accordingly.
22866 (exception_receiver, nonlocal_got_receiver): New expanders.
22867 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22868 FAKE_CALL_REGNO. Remove hazard_set attribute.
22869 (set_got_version, update_got_version): New patterns.
22871 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22874 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22876 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22879 * doc/install.texi2html: Generate gcc-vers.texi.
22881 2008-01-25 DJ Delorie <dj@redhat.com>
22883 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22885 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22887 * config/c4x: Remove directory.
22888 * config.gcc (crx-*, mt-*): Mark obsolete.
22889 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22890 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22891 sh-*-rtemscoff*): Remove cases.
22892 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22893 * real.c (encode_c4x_single, decode_c4x_single,
22894 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22895 c4x_extended_format): Remove.
22896 * real.h (c4x_single_format, c4x_extended_format): Remove.
22897 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22899 (Pragmas): Remove comment about c4x pragmas.
22900 * doc/install.texi (c4x): Remove target-specific instructions.
22901 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22902 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22903 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22904 refer to C4x source files as examples.
22905 (C4X_FLOAT_FORMAT): Remove documentation.
22907 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22909 * config/bfin/bfin.c (override_options): Reorder tests so that
22910 flag_pic gets enabled for -msep-data.
22912 2008-01-25 Richard Guenther <rguenther@suse.de>
22914 PR middle-end/32244
22915 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22916 to its bitfield precision if required.
22918 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22920 PR middle-end/33880
22921 * tree-nested.c (walk_omp_for): New function.
22922 (convert_nonlocal_reference, convert_local_reference): Call
22923 walk_omp_for on OMP_FOR.
22924 (convert_call_expr): Call walk_body on OMP_FOR's
22925 OMP_FOR_PRE_INIT_BODY.
22927 2008-01-25 Richard Guenther <rguenther@suse.de>
22929 PR tree-optimization/34966
22930 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22931 default defs and PHI_NODEs we have to insert after the
22932 defining statement.
22934 2008-01-24 Nick Clifton <nickc@redhat.com>
22936 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22937 Provide a default definition.
22938 (LIBGCC2_UNITS_PER_WORD): Likewise.
22940 * config/stormy16/stormy16.c: Include df.h for the prototype
22941 for df_regs_ever_live_p.
22942 (xstormy16_expand_builtin_va_start): Convert the stack offset
22943 into a component_ref and then use POINTER_PLUS_EXPR to add it
22944 to the incoming_virtual_args_rtx.
22945 (xstormy16_gimplify_va_arg_expr): Rename to
22946 xstormy16_gimplify_va_arg_expr.
22947 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22948 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22949 xstormy16_gimplify_va_arg_expr.
22950 Fix up some formatting issues.
22952 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22953 Move to predicates.md.
22954 (xs_hi_general_operand): Likewise.
22955 (xs_hi_nonmemory_operand): Likewise.
22956 * config/stormy16/predicates.md:
22957 (xstormy16_carry_plus_operand): New predicate.
22958 (xs_hi_general_operand): New predicate.
22959 (xs_hi_nonmemory_operand): New predicate.
22960 * config/stormy16/stormy16-protos.h:
22961 (xstormy16_carry_plus_operand): Delete prototype.
22962 (xs_hi_general_operand): Likewise.
22963 (xs_hi_nonmemory_operand): Likewise.
22965 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22966 modifiers as they are no longer needed and they can trigger
22967 reload spill failures.
22969 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22970 with a match_operand in order to help reload.
22972 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22973 constraint with 'e' for the 8th alternative as this version of
22974 the mov.w instruction only accepts the lower 8 registers.
22976 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22979 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22980 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22983 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22985 PR middle-end/33333
22986 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22988 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22990 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22992 (remove_structure): Update allocations list before removing structure.
22994 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22996 * ipa-struct-reorg.c (is_safe_cond_expr,
22997 create_new_stmts_for_cond_expr): Use integer_zerop function,
22998 that recognize not only zero-pointer, but zero-integer too.
23000 2008-01-25 Ben Elliston <bje@au.ibm.com>
23003 * fixproto: Escape "." in sed expression that strips leading "./".
23005 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23008 * gcc.c (SWITCH_OK): Removed.
23009 (SWITCH_LIVE): Changed to bit.
23010 (SWITCH_FALSE): Likewise.
23011 (SWITCH_IGNORE): Likewise.
23012 (switchstr): Change live_cond to unsigned int.
23013 (process_command): Replace SWITCH_OK with 0.
23014 (do_self_spec): Likewise.
23015 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23016 (give_switch): Likewise.
23017 (used_arg): Likewise.
23018 (do_spec_1): Set the SWITCH_IGNORE bit.
23019 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23020 bits. Set the SWITCH_LIVE bit.
23022 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23024 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23026 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23028 PR tree-optimization/34472
23029 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23030 parameter to a "bool *" and set *DATA to false if there is
23031 an unsafe access. Do not delete the structure here.
23032 (check_cond_exprs): Delete it here instead.
23033 (check_cond_exprs, exclude_cold_structs): Do not increase
23034 I when removing a structure.
23036 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23039 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23040 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23042 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23044 PR middle-end/34934
23045 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23046 a fixed vector for stack.
23048 2008-01-24 Ben Elliston <bje@au.ibm.com>
23051 * doc/gcc.texi (Software development): Add a direntry for g++.
23053 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23055 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23056 stale and straggling -fforce-addr comments above.
23058 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23060 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23061 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23063 2008-01-23 Michael Matz <matz@suse.de>
23066 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23069 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23071 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23072 malloc result type.
23074 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23076 * config/avr/avr.c (avr_current_arch): New variable.
23077 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23078 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23079 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23080 (avr_override_options): Init 'avr_current_arch'.
23081 (base_arch_s): Move from here...
23082 * config/avr/avr.h (base_arch_s): ... here. Add new members
23083 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23084 'mega' to 'have_jmp_call'.
23085 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23086 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23088 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23090 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23091 MULTILIB_MATCHES): Ditto.
23093 2008-01-23 Richard Guenther <rguenther@suse.de>
23095 PR middle-end/31529
23096 * cgraphunit.c (cgraph_reset_node): Always mark the node
23097 not reachable if it is not queued already.
23099 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23101 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23102 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23103 (cputype_selected): New static variable.
23104 (bfin_handle_option): Set it if -mcpu is used.
23105 (override_option): Select default set of workarounds if no cpu type
23106 selected on the command line.
23107 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23109 From Michael Frysinger <michael.frysinger@analog.com>
23110 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23111 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23113 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23114 for bf547, bf523, bf524, and bf526.
23115 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23117 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23118 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23119 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23120 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23121 * doc/invoke.texi (Blackfin Options): Document that
23122 -mcpu now accept bf547, bf523, bf524, and bf526.
23124 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23126 PR rtl-optimization/34628
23127 * combine.c (try_combine): Stop and undo after the first combination
23128 if an autoincrement side-effect on the first insn has effectively
23131 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23134 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23135 Offset addresses are not valid for Altivec or paired float modes.
23137 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23140 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23141 if DECL_INITIAL (decl) is error_mark_node.
23144 * c-common.c (handle_vector_size_attribute): Only allow
23145 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23146 the same way as pointer, array etc. types.
23147 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23150 * tree.c (build_type_attribute_qual_variant): Call
23151 build_qualified_type if attributes are equal, but quals are not.
23153 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23156 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23157 * flags.h (warn_strict_aliasing): Remove.
23158 (warn_strict_overflow): Remove.
23159 * opts.c (warn_strict_aliasing): Remove.
23160 (warn_strict_overflow): Remove.
23161 * c-opts.c (c_common_handle_option): -Wall only sets
23162 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23163 (c_common_post_options): Give default values to -Wstrict-aliasing
23164 and -Wstrict-overflow if they are uninitialized.
23165 * common.opt (Wstrict-aliasing): Specify Var and Init.
23166 (Wstrict-overflow): Likewise.
23168 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23170 PR rtl-optimization/26854
23171 PR rtl-optimization/34400
23172 PR rtl-optimization/34884
23173 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23175 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23176 (df_rd_bb_info.expanded_lr_out): Deleted
23177 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23178 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23179 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23180 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23181 Removed code to allocate, initialize or free expanded_lr_out.
23182 (df_rd_bb_local_compute_process_def): Restructured to make more
23184 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23185 sets if the sets are being trimmed.
23187 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23190 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23191 (as_vers): Likewise.
23192 * configure: Regenerated.
23194 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23196 PR middle-end/33092
23197 * tree-pass.h (pass_build_alias): New pass.
23198 * tree-ssa-alias.c (gate_build_alias): New.
23199 (pass_build_alias): New.
23200 * passes.c (init_optimization_passes): Add pass_build_alias after
23201 pass_create_structure_vars.
23203 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23205 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23206 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23207 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23208 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23209 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23210 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23211 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23212 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23213 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23214 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23215 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23216 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23217 * config/s390/s390.md (FP_ALL): New mode iterator.
23218 (_d): New mode attribute.
23219 ("*signbit<mode>2>"): Changed mode of first operand.
23220 ("isinf<mode>2"): Changed mode of first operand.
23221 ("*TDC_insn"): Adaptation for DFP modes.
23223 2008-01-22 Ben Elliston <bje@au.ibm.com>
23225 * tree.c (check_qualified_type): Improve function description.
23227 2008-01-21 Jason Merrill <jason@redhat.com>
23230 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23231 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23234 2008-01-21 DJ Delorie <dj@redhat.com>
23236 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23239 2008-01-21 Richard Guenther <rguenther@suse.de>
23241 PR middle-end/34856
23242 * tree-cfg.c (verify_expr): Allow all invariant expressions
23243 instead of just constant class ones as reference argument.
23244 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23245 like any other constant.
23246 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23248 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23250 * regmove.c (fixup_match_1): Update call crossed frequencies.
23252 2008-01-21 Richard Guenther <rguenther@suse.de>
23255 * tree-inline.c (setup_one_parameter): Deal with mismatched
23256 types using a VIEW_CONVERT_EXPR.
23258 2008-01-21 Alon Dayan <alond@il.ibm.com>
23259 Olga Golovanevsky <olga@il.ibm.com>
23261 PR tree-optimization/34701
23262 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23263 when the structure size is not a power of 2.
23265 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23267 * doc/install.texi: Add doc for --enable-checking=df.
23269 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23271 PR rtl-optimization/34808
23272 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23274 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23276 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23279 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23281 PR rtl-optimization/26854
23282 PR rtl-optimization/34400
23283 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23285 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23286 (df_rd_bb_info.expanded_lr_out): New.
23287 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23288 * loop_iv.c (iv_analysis_loop_init): Ditto.
23289 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23290 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23291 Added code to allocate, initialize or free expanded_lr_out.
23292 (df_rd_bb_local_compute_process_def): Restructured to make
23293 more understandable.
23294 (df_rd_confluence_n): Add code to do nothing with fake edges and
23295 code to no apply invalidate_by_call sets if the sets are being trimmed.
23296 (df_lr_local_finalize): Renamed to df_lr_finalize.
23297 (df_live_local_finalize): Renamed to df_live_finalize.
23299 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23302 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23303 deciding whether to use reciprocal instructions.
23305 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23307 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23308 dwarf2out_note_section_used if cold_text_section is NULL.
23310 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23312 PR gcov-profile/34610
23313 * tree-cfg.c (make_edges): Mark both outgoing edges from
23314 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23315 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23316 from OMP_FOR and OMP_CONTINUE outgoing edges.
23318 * tree-profile.c (tree_profiling): Return early if
23319 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23321 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23322 from cfun to child_cfun.
23323 * function.h (struct function): Add after_tree_profile bit.
23325 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23327 * config/avr/avr.S (_exit): Disable interrupt.
23329 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23330 Steven Bosscher <stevenb.gcc@gmail.com>
23332 PR rtl-optimization/26854
23333 PR rtl-optimization/34400
23334 * df-problems.c (df_live_scratch): New scratch bitmap.
23335 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23336 (df_live_reset): Clear the proper bitmaps.
23337 (df_live_bb_local_compute): Only process the artificial defs once
23338 since the order is not important.
23339 (df_live_init): Init the df_live sets only with the variables
23340 found live by df_lr.
23341 (df_live_transfer_function): Use the df_lr sets to prune the
23342 df_live sets as they are being computed.
23343 (df_live_free): Free df_live_scratch.
23345 2008-01-18 Ian Lance Taylor <iant@google.com>
23347 * common.opt: Add fmerge-debug-strings.
23348 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23349 flag_merge_debug_strings rather than flag_merge_constants.
23350 * doc/invoke.texi (Option Summary): Mention
23351 -fmerge-debug-strings.
23352 (Debugging Options): Document -fmerge-debug-strings.
23354 2008-01-18 Ian Lance Taylor <iant@google.com>
23357 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23358 (struct tree_function_decl): Add new field operator_new_flag.
23359 * tree-inline.c (expand_call_inline): When inlining a call to
23360 operator new, force the return value to go into a variable, and
23361 set DECL_NO_TBAA_P on that variable.
23362 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23364 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23367 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23368 DWARF2_DEBUGGING_INFO.
23369 (dwarf2out_note_section_used): Ditto. Add prototype.
23370 (have_multiple_function_sections, text_section_used,
23371 cold_text_section_used, *cold_text_sections): Move declarations
23374 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23376 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23377 field and add signal_ra.
23378 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23379 assignments to frame state pc. Move end of stack check after
23380 MD_FALLBACK_FRAME_STATE_FOR.
23381 (uw_update_context_1): Use frame state signal_regs if set, instead
23382 of checking signal_frame flag.
23383 (uw_update_context): Use frame state signal_ra if set.
23384 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23385 * config/xtensa/linux-unwind.h: New file.
23387 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23389 * modulo-sched.c (get_sched_window): Fix comment typo.
23391 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23393 PR tree-optimization/34648
23394 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23396 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23398 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23399 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23401 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23403 PR rtl-optimization/34400
23404 * df-core.c (df_worklist_dataflow_overeager,
23405 df_worklist_dataflow_doublequeue): New functions.
23406 (df_worklist_dataflow): Two different worklist solvers.
23407 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23410 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23413 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23414 and ftree-parallelize-loops.
23416 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23418 PR rtl-optimization/34826
23419 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23421 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23423 * global.c (find_reg): Mark the eh regs as used if necessary.
23424 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23425 * ra.h (struct allocno): no_eh_reg field added. Changed
23426 no_stack_reg type to bitfield.
23428 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23430 * tree.c (substitute_in_expr): Add missing 'break'.
23432 2008-01-17 Richard Guenther <rguenther@suse.de>
23434 PR tree-optimization/34825
23435 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23436 x / x as division to handle.
23438 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23440 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23441 "-pthread" is specified.
23442 * pa-hpux11.h (LIB_SPEC): Likewise.
23444 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23445 Peter Bergner <bergner@vnet.ibm.com>
23447 PR rtl-optimization/33796
23448 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23450 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23452 PR libgfortran/34699
23453 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23455 * pa-hpux10.h (LINK_SPEC): Likewise.
23456 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23458 2008-01-16 Richard Guenther <rguenther@suse.de>
23460 PR middle-end/32628
23461 * fold-const.c (fold_convert_const_int_from_int): Do not
23462 set overflow if that occured only because of a sign extension
23463 change when converting from/to a sizetype with the same
23464 precision and signedness.
23466 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23469 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23470 location address to the correct place. Update copyright year.
23472 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23474 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23475 no dependences in the dependence_relations vector.
23477 2008-01-16 Jan Hubicka <jh@suse.cz>
23479 PR rtl-optimization/31396
23480 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23481 * cfg.c (dump_reg_info): Print it.
23482 * regs.h (struct reg_info_t): add freq_calls_crossed.
23483 (REG_FREQ_CALLS_CROSSED): New macro.
23484 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23485 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23486 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23487 regmove_optimize): Update call crossed frequencies.
23488 * local-alloc.c (struct qty): Add freq_calls_crossed.
23489 (alloc_qty): Copute freq_calls_crossed.
23490 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23491 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23492 * ra.h (struct allocno): Add freq_calls_crossed.
23494 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23496 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23497 libgomp when compiling with ftree-parallelize-loops.
23498 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23500 2008-01-16 Richard Guenther <rguenther@suse.de>
23502 PR tree-optimization/34769
23503 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23504 * tree.c (int_cst_value): Instead make this function more
23505 permissive in what it accepts as valid input. Document this
23506 function always sign-extends the value.
23508 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23509 Richard Guenther <rguenther@suse.de>
23512 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23513 (gimple_fold_indirect_ref_rhs): ... this.
23514 (gimple_fold_indirect_ref): New function with foldings
23515 that preserve lvalueness.
23516 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23517 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23518 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23519 to fold an INDIRECT_REF, fall back to the old use of
23520 fold_indirect_ref_1.
23522 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23524 * tree-data-ref.c (subscript_dependence_tester_1): Call
23525 free_conflict_function.
23526 (compute_self_dependence): Same.
23528 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23531 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23532 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23534 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23535 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23536 for DWARF2_UNWIND_INFO targets.
23538 2008-01-16 Richard Guenther <rguenther@suse.de>
23541 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23542 type qualifiers for function types.
23544 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23546 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23547 loop_iterator li from previous commit.
23549 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23551 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23553 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23555 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23556 (parallelize_loops): Don't parallelize irreducible components.
23558 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23561 * c-opts (c_common_post_options): Do not enable CPP
23562 flag_pedantic_errors by default.
23564 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23566 PR rtl-optimization/31944
23567 * cse.c (remove_pseudo_from_table): New function.
23568 (merge_equiv_classes): Use above function to remove pseudo-registers.
23569 (invalidate): Likewise.
23571 2008-01-13 Richard Guenther <rguenther@suse.de>
23573 PR middle-end/34601
23574 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23575 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23577 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23579 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23580 validate_change to unshare the source of the PC set.
23582 2008-01-12 Jan Hubicka <jh@suse.cz>
23584 PR middle-end/32135
23585 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23586 references above array bounds. This might trigger bounds checks for
23587 pointers to arrays.
23589 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23591 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23592 new_replaceable_dependencies.
23594 2008-01-12 Doug Kwan <dougkwan@google.com>
23596 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23597 instead of OPT_Wreturn_type in warning due to ignored return type
23599 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23600 options included in -Wextra.
23601 * c.opt: New option -Wignored_qualifiers.
23602 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23603 -Wignore_qualifiers.
23604 (-Wignored-qualifiers): Document.
23605 (-Wreturn-type): Remove description of functionality now handled
23606 by -Wignored-qualifiers.
23608 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23611 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23612 NOP_EXPR if it is between integral types with the same precision.
23614 2008-01-12 Jan Hubicka <jh@suse.cz>
23617 * invoke.texi (max-inline-recursive-depth): Fix default value.
23619 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23621 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23624 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23626 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23628 2008-01-11 James E. Wilson <wilson@specifix.com>
23631 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23633 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23635 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23636 save/restore frame pointer register and don't use 'call-prologues'
23637 optimization in function with "OS_task" attribute.
23639 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23641 PR middle-end/31309
23642 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23643 when copying to memory.
23645 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23647 PR rtl-optimization/30905
23648 * cfgcleanup.c: Include dce.h
23649 (crossjumps_occured): New global variable.
23650 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23651 If something changed, set crossjumps_occured to true.
23652 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23653 Don't add/remove fake edges to exit here...
23654 (cleanup_cfg): ...but do it here, when crossjumping.
23655 Run a fast DCE when successful crossjumps occured in the latest
23656 iteration of try_optimize_cfg.
23658 2008-01-11 Richard Guenther <rguenther@suse.de>
23660 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23661 (struct vn_unary_op_s): Likewise.
23662 (vn_reference_insert): Free old reference on hash collision.
23664 2008-01-10 Raksit Ashok <raksit@google.com>
23666 PR rtl-optimization/27971
23667 * combine.c (find_split_point): Split PLUS expressions which are
23668 inside a MEM rtx, and whose first operand is complex.
23670 2008-01-10 DJ Delorie <dj@redhat.com>
23672 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23673 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23674 (m32c_hard_regno_ok): Call the underlying function.
23676 2008-01-10 Richard Guenther <rguenther@suse.de>
23678 PR middle-end/34683
23679 * tree-cfg.c (tree_merge_blocks): Do not go through the
23680 full-blown folding and stmt updating path if we just deal
23681 with virtual operands.
23682 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23683 test for abnormal SSA_NAMEs.
23685 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23687 PR middle-end/34641
23688 * reload.c (push_reload): Add assertions. All constants from
23689 reg_equiv_constant should have been used for replacing the respective
23691 (find_reloads_address): Invoke find_reloads_address_part for
23692 constant taken from the reg_equiv_constant array.
23694 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23696 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23697 field (valnum) the first in the struct. Replace bools with
23700 2008-01-10 Richard Guenther <rguenther@suse.de>
23702 PR tree-optimization/34651
23703 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23704 types and ordering for masking and converting.
23706 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23708 PR tree-optimization/34017
23709 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23710 also for PHI_NODE expressions.
23712 2008-01-09 Jan Hubicka <jh@suse.cz>
23714 PR tree-optimization/34708
23715 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23716 based on number of case labels.
23717 (init_inline_once): Remove switch_cost.
23718 * tree-inline.h (eni_weights_d): Remove switch_cost.
23720 2008-01-09 Richard Guenther <rguenther@suse.de>
23721 Andrew Pinski <andrew_pinski@playstation.sony.com>
23723 PR middle-end/30132
23724 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23725 temporary if an rvalue is ok or an lvalue is not required.
23727 2008-01-09 Richard Guenther <rguenther@suse.de>
23729 PR middle-end/34458
23730 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23731 adjust return type.
23733 2008-01-09 Richard Guenther <rguenther@suse.de>
23735 PR middle-end/34679
23736 * tree.c (host_integerp): Check for sizetype only if the
23737 type is an integer type.
23739 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23742 * opts.c (decode_options): Disable inlining of functions called
23743 once if not in unit-at-a-time mode.
23745 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23747 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23749 2008-01-08 Richard Guenther <rguenther@suse.de>
23751 PR middle-end/31863
23752 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23753 out early if the result will be unused.
23755 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23760 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23761 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23764 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23766 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23767 for vectorization tuned.
23769 2008-01-08 Richard Guenther <rguenther@suse.de>
23771 PR tree-optimization/34683
23772 * tree-ssa-operands.c (operand_build_cmp): Export.
23773 * tree-ssa-operands.h (operand_build_cmp): Declare.
23774 * tree-vn.c (vuses_compare): Remove.
23775 (sort_vuses): Use operand_build_cmp.
23776 (sort_vuses_heap): Likewise.
23777 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23778 to re-use old VEC if available. Do not sort already sorted VUSEs.
23779 (vdefs_to_vec): Do not sort already sorted VDEFs.
23781 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23783 PR middle-end/34694
23784 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23786 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23789 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23790 limitations of reciprocal sequences on x86 targets.
23792 2008-01-08 Richard Guenther <rguenther@suse.de>
23794 PR tree-optimization/34683
23795 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23797 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23800 * config/darwin.c (darwin_mergeable_string_section): Don't use
23801 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23803 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23806 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23807 negxf2. Macroize expander using X87MODEF mode iterator. Change
23808 predicates of op0 and op1 to register_operand.
23809 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23810 expander using X87MODEF mode iterator. Change predicates of
23811 op0 and op1 to register_operand.
23812 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23813 corresponding patterns and macroize using MODEF macro. Change
23814 predicates of op0 and op1 to register_operand and remove
23815 "m" constraint. Disparage "r" alternative with "!".
23816 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23817 macroize using X87MODEF macro. Change predicates of op0 and op1
23818 to register_operand and remove "m" constraint. Disparage "r"
23819 alternative with "!".
23820 (absneg splitter with memory operands): Remove.
23821 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23822 patterns and macroize using X87MODEF mode iterator.
23823 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23824 Change predicate of op1 to register_operand.
23825 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23826 for memory operands.
23828 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23830 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23832 2008-01-07 Richard Guenther <rguenther@suse.de>
23834 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23837 2008-01-07 Richard Guenther <rguenther@suse.de>
23839 PR tree-optimization/34683
23840 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23841 VOPs of the needed size to save memory. Use VEC_quick_push
23842 to save compile-time.
23843 (vdefs_to_vec): Likewise.
23845 2008-01-07 Sa Liu <saliu@de.ibm.com>
23847 * config/spu/spu.md (divdf3): Genetate inline code for double
23848 division. The implementation doesn't handle INF or NAN, therefore it
23849 only applies when -ffinite-math-only is given.
23851 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23854 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23855 * doc/cpp.texi ([Common Predefined Macros]): Document.
23857 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23859 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23860 order to use commutative addition instead of subtraction.
23862 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23863 Mircea Namolaru <namolaru@il.ibm.com>
23864 Vladimir Yanovsky <yanov@il.ibm.com>
23865 Revital Eres <eres@il.ibm.com>
23867 PR tree-optimization/34263
23868 * tree-outof-ssa.c (process_single_block_loop_latch,
23869 contains_tree_r): New functions.
23870 (analyze_edges_for_bb): Call process_single_block_loop_latch
23871 function to empty single-basic-block latch block if possible.
23873 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23875 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23877 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23879 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23881 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23883 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23885 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23887 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23889 PR tree-optimization/34618
23890 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23893 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23896 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23897 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23898 Update copyright year.
23900 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23901 Update copyright year.
23902 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23905 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23907 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23908 edge does not point to current bb before changing need_assert.
23910 2008-01-04 Richard Guenther <rguenther@suse.de>
23912 PR middle-end/34029
23913 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23914 for verifying purposes if they are is_gimple_min_invariant.
23916 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23918 PR tree-optimization/34448
23919 PR tree-optimization/34465
23920 * gimplify.c (gimplify_init_constructor): Add new parameter
23921 notify_temp_creation. Use it.
23922 (gimplify_modify_expr_rhs): Take volatiles into account when
23923 optimizing constructors.
23924 Do not optimize constructors if gimplify_init_constructor will dump to
23926 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23927 * gcc.c-torture/compile/pr34448.c: New.
23929 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23931 PR gcov-profile/34609
23932 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23933 return_slot if result is TREE_ADDRESSABLE.
23935 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23937 * config/mips/mips.md (sqrt_condition): Tweak comment.
23938 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23940 2008-01-03 Tom Tromey <tromey@redhat.com>
23943 * c-common.c (c_type_hash): Handle VLAs.
23945 2008-01-03 Jan Hubicka <jh@suse.cz>
23947 PR tree-optimization/31081
23948 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23949 0 when inlining and not inlining to first basic block.
23950 (remap_decl): When var is initialized to 0, don't set default_def.
23951 (expand_call_inline): Set entry_bb.
23952 * tree-inline.h (copy_body_data): Add entry_bb.
23954 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23957 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23960 PR tree-optimization/29484
23961 * tree-inline.c (inline_forbidden_p_2): New function.
23962 (inline_forbidden_p): Disallow inlining if some static var
23963 has an address of a local LABEL_DECL in its initializer.
23964 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23967 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23969 PR tree-optimization/34635
23970 * tree-data-ref.c (add_other_self_distances): Make sure that the
23971 evolution step is constant.
23973 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23975 PR middle-end/34608
23976 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23978 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23980 * tree-sra.c (scalarize_init): Insert the generate_element_init
23981 statements after the generate_element_zero statements.
23983 2008-01-02 Richard Guenther <rguenther@suse.de>
23985 PR middle-end/34093
23986 PR middle-end/31976
23987 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23988 for very large number of operands instead of ICEing.
23990 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23993 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23994 while stack probing.
23996 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23998 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24001 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24003 PR libmudflap/26442
24004 * tree-mudflap.c (mx_register_decls): Guard warning by
24005 !DECL_ARTIFICIAL check.
24007 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24009 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24010 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24011 sse5_perm<mode>): Fix constraints.