1 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
4 libcpp interface change.
5 (spu_macro_to_expand): Likewise.
7 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9 PR tree-optimization/40026
10 * gimplify.c (gimplify_init_constructor): Change initial conditional
11 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
12 optimize_compound_literals_in_ctor.
14 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23 HOST_WIDE_INT for gap.
25 2009-05-11 Ira Rosen <irar@il.ibm.com>
27 PR tree-optimization/40074
28 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
29 account in group size and step comparison.
31 2009-05-11 Richard Guenther <rguenther@suse.de>
33 * passes.c (init_optimization_passes): Strip now incorrect comment.
34 (execute_function_todo): Do not set PROP_alias.
35 * tree-pass.h (PROP_alias): Remove.
36 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
37 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
38 * tree-nrv.c (pass_return_slot): Likewise.
39 * tree-object-size.c (pass_object_sizes): Likewise.
40 * tree-ssa-dom.c (pass_dominator): Likewise.
41 (pass_phi_only_cprop): Likewise.
42 * tree-ssa-dse.c (pass_dse): Likewise.
43 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
44 (pass_cselim): Likewise.
45 * tree-ssa-pre.c (pass_pre): Likewise.
47 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
48 * tree-ssa-sink.c (pass_sink_code): Likewise.
49 * tree-stdarg.c (pass_stdarg): Likewise.
50 * tree-tailcall.c (pass_tail_calls): Likewise.
51 * tree-vrp.c (pass_vrp): Likewise.
53 2009-05-10 Ian Lance Taylor <iant@google.com>
55 * basic-block.h (enum profile_status): Break out of struct
57 * cgraph.h (struct inline_summary): Break out of struct
59 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
60 of struct cgraph_order_sort.
61 * combine.c (enum undo_kind): New enum, broken out of struct
63 * cse.c (struct branch_path): Break out of struct
65 * except.h (enum eh_region_type): Break out of struct eh_region.
66 * gcc.c (enum add_del): Break out of struct modify_target.
67 * genrecog.c (enum decision_type): Break out of struct
69 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
71 * matrix-reorg.c (struct free_info): Break out of struct
73 * regmove.c (enum match_use): New enum, broken out of struct
75 * sched-int.h (enum post_call_group): New enum, broken out of
77 (struct deps_reg): Break out of struct deps.
78 * target.h (struct asm_int_op): Break out of struct gcc_target.
79 * tree-eh.c (struct goto_queue_node): Break out of struct
81 * tree-inline.h (enum copy_body_cge_which): Break out of
83 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
85 * c-decl.c (in_struct, struct_types): New static variables.
86 (pushtag): Add loc parameter. Change all callers.
87 (lookup_tag): Add ploc parameter. Change all callers.
88 (check_compound_literal_type): New function.
89 (parser_xref_tag): Add loc parameter. Change all callers. If
90 -Wc++-compat, warn about struct/union/enum types defined within a
92 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
93 and loc parameters. Change all callers. Change error calls to
94 error_at, using loc. For a redefinition, if the location of the
95 original definition is known, report it. Set in_struct and
96 struct_types. If -Wc++-compat warn if in sizeof, typeof, or
98 (finish_struct): Add new parameters enclosing_in_struct and
99 enclosing_struct_types. Change all callers. Set
100 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
101 in the struct. If in a struct, add this struct to struct_types.
102 (start_enum): Add loc parameter. Change all callers. Use
103 error_at for errors, using loc. For a redefinition, if the
104 location of the original definition is known, report it. If in a
105 struct, add this enum type to struct_types. If -Wc++-compat warn
106 if in sizeof, typeof, or alignof.
107 * c-parser.c (disable_extension_diagnostics): Disable
109 (enable_extension_diagnostics): Reenable -Wc++-compat if
111 (c_parser_enum_specifier): Get enum location for start_enum.
112 (c_parser_struct_or_union_specifier): Get struct location for
113 start_struct. Save in_struct and struct_types status between
114 start_struct and finish_struct.
115 (c_parser_cast_expression): Get location of cast.
116 (c_parser_alignof_expression): Get location of type.
117 (c_parser_postfix_expression): Likewise.
118 (c_parser_postfix_expression_after_paren_type): Add type_loc
119 parameter. Change all callers. Call
120 check_compound_literal_type. Use type_loc for error about
122 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a
123 use of an enum constant from an enum type defined in a struct or
125 (c_cast_expr): Add loc parameter. Change all callers. If
126 -Wc++-compat, warn about defining a type in a cast.
127 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
128 (start_enum, start_struct, finish_struct): Update declarations.
129 (parser_xref_tag, c_cast_expr): Update declarations.
130 (check_compound_literal_type): Declare.
132 2009-05-11 Ben Elliston <bje@au.ibm.com>
134 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
135 for recent libcpp interface change.
136 (rs6000_macro_to_expand): Likewise.
138 2009-05-10 Michael Matz <matz@suse.de>
141 * config/arm/arm.c (require_pic_register): Emit on entry edge,
142 not at entry of function.
144 2009-05-10 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/40081
148 * tree-sra.c (instantiate_element): Instantiate scalar replacements
149 using the main variant of the element type. Do not fiddle with
150 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
152 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
153 structs with volatile fields.
155 2009-05-10 Jan Hubicka <jh@suse.cz>
157 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
158 (estimate_move_cost): Assert that it does not get called for VOID_TYPE_P.
159 (estimate_num_insns): Skip VOID types in argument handling.
160 (optimize_inline_calls): Delete unreachable blocks and verify that
163 2009-05-10 Jan Hubicka <jh@suse.cz>
165 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
166 * cgraph.c (cgraph_mark_address_taken_node): New function.
167 (dump_cgraph_node): Dump new flag.
168 * cgraph.h (struct cgraph_node): Add address_taken.
169 (cgraph_mark_address_taken_node): New function.
170 * ipa.c (cgraph_postorder): Prioritize functions with address taken
171 since new direct calls can be born.
173 2009-05-10 Joseph Myers <joseph@codesourcery.com>
175 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
178 2009-05-10 Jan Hubicka <jh@suse.cz>
181 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
183 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
184 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
185 * tree-inline.c (copy_bb): Set frequency correctly.
186 (fold_marked_statements): Update call to
187 cgraph_update_edges_for_call_stmt.
189 2009-05-10 Joseph Myers <joseph@codesourcery.com>
191 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
192 identifiers in diagnostics.
193 * config/arm/arm.c (arm_handle_fndecl_attribute,
194 arm_handle_isr_attribute): Likewise.
195 * config/avr/avr.c (avr_handle_progmem_attribute,
196 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
198 * config/bfin/bfin.c (handle_int_attribute,
199 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
200 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
201 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
203 * config/darwin.c (darwin_handle_kext_attribute,
204 darwin_handle_weak_import_attribute): Likewise.
205 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
206 h8300_handle_eightbit_data_attribute,
207 h8300_handle_tiny_data_attribute): Likewise.
208 * config/i386/i386.c (ix86_handle_cconv_attribute,
209 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
211 * config/i386/winnt.c (ix86_handle_shared_attribute,
212 ix86_handle_selectany_attribute): Likewise.
213 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
214 * config/m32c/m32c.c (function_vector_handler): Likewise.
215 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
216 m68hc11_handle_fntype_attribute): Likewise.
217 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
218 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
219 * config/mips/mips.c (mips_insert_attributes,
220 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
221 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
222 rs6000_handle_struct_attribute): Likewise.
223 * config/sh/sh.c (sh_insert_attributes,
224 sh_handle_resbank_handler_attribute,
225 sh_handle_interrupt_handler_attribute,
226 sh2a_handle_function_vector_handler_attribute,
227 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
229 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
230 * config/spu/spu.c (spu_handle_fndecl_attribute,
231 spu_handle_vector_attribute): Likewise.
232 * config/stormy16/stormy16.c
233 (xstormy16_handle_interrupt_attribute): Likewise.
234 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
235 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
237 2009-05-10 Joseph Myers <joseph@codesourcery.com>
239 * pretty-print.h (struct pretty_print_info): Add
240 translate_identifiers.
241 (pp_translate_identifiers): New.
242 (pp_identifier): Only conditionally translate identifier to locale
244 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
245 (pp_base_tree_identifier): Only conditionally translate identifier
246 to locale character set.
247 * c-pretty-print.c (M_): Define.
248 (pp_c_type_specifier, pp_c_primary_expression): Mark English
249 fragments for conditional translation with M_.
250 * tree-pretty-print.c (maybe_init_pretty_print): Disable
251 identifier translation.
253 2009-05-10 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/40081
256 * tree-sra.c (instantiate_element): Instantiate scalar replacements
257 using the main variant of the element type. Do not fiddle with
258 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
260 2009-05-09 Jan Hubicka <jh@suse.cz>
263 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
264 indirect calls; verify cgraph afterwards.
266 2009-05-09 Jan Hubicka <jh@suse.cz>
269 * ipa.c (update_inlined_to_pointer): New function.
270 (cgraph_remove_unreachable_nodes): Use it.
272 2009-05-09 Jan Hubicka <jh@suse.cz>
274 * tree-eh.c (struct leh_state): Remove prev_try.
275 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
277 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
278 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
279 remove_eh_handler_and_replace, foreach_reachable_handler,
280 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
281 * except.h (struct eh_region): Remove eh_region_u_cleanup.
282 (gen_eh_region_cleanup): Update prototype.
284 2009-05-09 Jan Hubicka <jh@suse.cz>
287 * except.c (copy_eh_region): Always set prev_try.
288 (redirect_eh_edge_to_label): Find outer try.
289 (foreach_reachable_handler): When looking for prev try
290 handle case where previous try is not going to be taken.
292 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
294 PR tree-optimization/40049
295 * tree-vect-stmts.c (vectorizable_operation): If the machine has
296 only vector/vector shifts, convert the type of the constant to the
297 appropriate type to avoid building incorrect trees, which
298 eventually have problems with garbage collection.
300 2009-05-08 Joseph Myers <joseph@codesourcery.com>
302 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
303 -1 for complex floating-point types if honoring signed zeros.
305 2009-05-08 Jan Hubicka <jh@suse.cz>
307 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
308 argument; handle correctly when profile is absent.
309 (build_cgraph_edges): Update.
310 (rebuild_cgraph_edges): Update.
311 * cgraph.c: Do not include varray.h.
312 (cgraph_set_call_stmt_including_clones): New function.
313 (cgraph_create_edge_including_clones): Likewise
314 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
315 (cgraph_update_edges_for_call_stmt): Handle clones.
316 (cgraph_remove_node): Handle clone tree.
317 (cgraph_remove_node_and_inline_clones): New function.
318 (dump_cgraph_node): Dump clone tree.
319 (cgraph_clone_node): Handle clone tree.
320 (clone_function_name): Bring here from tree-inline.c.
321 (cgraph_create_virtual_clone): New function.
322 * cgraph.h (ipa_replace_map): Move here from ipa.h.
323 (cgraph_clone_info): New function.
324 (strut cgraph_node): Add clone_info and new clone tree pointers.
325 (cgraph_remove_node_and_inline_clones,
326 cgraph_set_call_stmt_including_clones,
327 cgraph_create_edge_including_clones,
328 cgraph_create_virtual_clone): Declare.
329 (cgraph_function_versioning): Use VEC argument.
330 (compute_call_stmt_bb_frequency): Update prototype.
331 (cgraph_materialize_all_clones): New function.
332 * ipa-cp.c (ipcp_update_cloned_node): Remove.
333 (ipcp_create_replace_map): Update to VECtors.
334 (ipcp_update_callgraph): Use virtual clones.
335 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
336 (ipcp_update_profiling): Do not update local profiling.
337 (ipcp_insert_stage): Use VECtors and virtual clones.
338 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
339 (clone_of_p): New function.
340 (cgraph_preserve_function_body_p): Use clone tree.
341 (cgraph_optimize): Materialize clones.
342 (cgraph_function_versioning): Update for VECtors.
343 (save_inline_function_body): Use clone tree.
344 (cgraph_materialize_clone): New function.
345 (cgraph_materialize_all_clones): Likewise.
346 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
347 * ipa.c: Include gimple.h.
348 (cgraph_remove_unreachable_nodes): Use clone tree.
349 * ipa-prop.c (ipa_note_param_call): Update call to
350 compute_call_stmt_bb_frequencycall.
351 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
352 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
353 (copy_bb): Handle updating of clone tree; add new edge when new call
355 (expand_call_inline): Be strict about every call having edge.
356 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
357 (delete_unreachable_blocks_update_callgraph): New function.
358 (tree_function_versioning): Use VECtors; always remove unreachable
359 blocks and fold conditionals.
360 * tree-inline.h: Do not include varray.h.
361 (tree_function_versioning): Remove.
362 * Makefile.in (GTFILES): Remove tree-inline.c
363 * passes.c (do_per_function): Do only functions having body.
364 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
367 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
368 Andrew Morrow <acm@google.com>
371 * c-common.c (c_common_attribute_table): Permit deprecated
372 attribute to take an optional argument.
373 (handle_deprecated_attribute): If the optional argument to
374 __attribute__((deprecated)) is not a string ignore the attribute
377 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
378 * c-typeck.c (build_component_ref): Likewise.
379 (build_external_ref): Likewise.
381 * toplev.c (warn_deprecated_use): Add an attribute argument.
382 Emit the message associated with __attribute__((deprecated)).
384 * toplev.h (warn_deprecated_use): Updated.
386 * doc/extend.texi: Document new optional parameter to
387 __attribute__((deprecated))
389 2009-05-08 Michael Eager <eager@eagercon.com>
391 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
392 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
394 2009-05-08 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/40062
397 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
398 Avoid exponential behavior.
400 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
402 PR rtl-optimization/33928
404 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
405 process_uses, build_single_def_use_links): New.
406 (update_df): Update use_def_ref.
407 (forward_propagate_into): Use get_def_for_use instead of use-def
409 (fwprop_init): Call build_single_def_use_links and let it initialize
411 (fwprop_done): Free use_def_ref.
412 (fwprop_addr): Eliminate duplicate call to df_set_flags.
413 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
414 df_rd_simulate_one_insn): New.
415 (df_rd_bb_local_compute_process_def): Update head comment.
416 (df_chain_create_bb): Use the new RD simulation functions.
417 * df.h (df_rd_simulate_artificial_defs_at_top,
418 df_rd_simulate_one_insn): New.
419 * opts.c (decode_options): Enable fwprop at -O1.
420 * doc/invoke.texi (-fforward-propagate): Document this.
422 2009-05-08 Joseph Myers <joseph@codesourcery.com>
425 * c-typeck.c (build_binary_op): Handle arithmetic between one real
426 and one complex operand specially.
427 * tree-complex.c (some_nonzerop): Do not identify a real value as
428 zero if flag_signed_zeros.
430 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
432 PR rtl-optimization/33928
433 * loop-invariant.c (record_use): Fix && vs. || mishap.
435 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
437 PR rtl-optimization/33928
438 * loop-invariant.c (struct use): Add addr_use_p.
439 (struct def): Add n_addr_uses.
440 (struct invariant): Add cheap_address.
441 (create_new_invariant): Set cheap_address.
442 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
443 (record_uses): Pass df_ref to record_use.
444 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
447 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
449 * config/sh/sh.c: Do not include c-pragma.h.
451 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
453 * config/spu/spu.c: Remove include of c-common.h.
455 2009-05-07 Janis Johnson <janis187@us.ibm.com>
458 * c-common.h (mark_valid_location_for_stdc_pragma,
459 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
460 clear_float_const_decimal64, float_const_decimal64_p): New.
461 * c.opt (Wunsuffixed-float-constants): New.
462 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
463 unsuffixed float constant, handle new warning.
464 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
465 * c-decl.c (c_scope): New flag float_const_decimal64.
466 (set_float_const_decimal64, clear_float_const_decimal64,
467 float_const_decimal64_p): New.
468 (push_scope): Set new flag.
469 * c-parser.c (c_parser_translation_unit): Mark when it's valid
471 (c_parser_external_declaration): Ditto.
472 (c_parser_compound_statement_nostart): Ditto.
473 * c-pragma.c (valid_location_for_stdc_pragma,
474 mark_valid_location_for_stdc_pragma,
475 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
476 handle_pragma_float_const_decimal64): New.
477 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
478 * cp/semantics.c (valid_location_for_stdc_pragma_p,
479 set_float_const_decimal64, clear_float_const_decimal64,
480 float_const_decimal64_p): New dummy functions.
481 * doc/extend.texi (Decimal Float): Remove statement that the
482 pragma, and suffix for double constants, are not supported.
483 * doc/invoke.texi (Warning Options): List new option.
484 (-Wunsuffixed-float-constants): New.
486 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
488 * config/i386/i386.c: Do not include c-common.h.
490 2009-05-07 Mark Heffernan <meheff@google.com>
492 * doc/invoke.texi (Debugging Options): Document change of debugging
494 * opts.c (decode_options): Make dump_base_name relative to
495 aux_base_name directory.
497 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
499 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
500 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
502 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
504 * Makefile.in (install-plugin): Simplify a bit.
506 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
508 * Makefile.in (OBJS-common): Add regcprop.o.
510 * timevar.def (TV_CPROP_REGISTERS): New.
511 * regrename.c (regrename_optimize): Return 0.
512 (rest_of_handle_regrename): Delete.
513 (pass_rename_registers): Point to regrename_optimize.
514 (struct value_data_entry, struct value_data,
515 kill_value_one_regno, kill_value_regno, kill_value,
516 set_value_regno, init_value_data, kill_clobbered_value,
517 kill_set_value, kill_autoinc_value, copy_value,
518 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
519 replace_oldest_value_reg, replace_oldest_value_addr,
520 replace_oldest_value_mem, copyprop_hardreg_forward_1,
521 debug_value_data, validate_value_data): Move...
522 * regcprop.c: ... here.
523 (rest_of_handle_cprop): Delete.
524 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
526 2009-05-07 Jakub Jelinek <jakub@redhat.com>
529 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
530 GEN_INT for 1 << bitnum.
531 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
534 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
536 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
537 Remove wrong description of "nand" operation.
539 2009-05-06 Richard Guenther <rguenther@suse.de>
540 Adam Nemet <anemet@caviumnetworks.com>
542 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
543 comment. Add that if LHS is not a gimple register, then RHS1 has
544 to be a single object (GIMPLE_SINGLE_RHS).
546 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
548 * expr.c (get_def_for_expr): Move it up in the file.
549 (store_field): When expanding a bit-field store, look at the
550 defining gimple stmt for the masking conversion.
552 2009-05-06 Janis Johnson <janis187@us.ibm.com>
555 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
556 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
557 32-bit memcpy into long.
559 2009-05-06 Jakub Jelinek <jakub@redhat.com>
561 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
562 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
564 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
565 instead of appending DW_OP_deref*.
567 2009-05-06 Michael Matz <matz@suse.de>
570 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
571 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
573 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
575 * Makefile.in (install-plugin): Fix srcdir handling.
577 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
579 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
580 when processing for not_regs_needed bitmap.
581 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
582 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
585 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
587 * config/i386/i386.md (unnamed inc/dec peephole): Use
588 optimize_insn_for_size_p instead of optimize_size.
589 * config/i386/predicates.md (incdec_operand): Likewise.
590 (aligned_operand): Likewise.
591 * config/i386/sse.md (divv8sf3): Likewise.
592 (sqrtv8sf2): Likewise.
594 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
596 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
598 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
600 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
602 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
603 ssemodesuffixf2c with avxmodesuffixf2c.
605 2009-05-06 Joseph Myers <joseph@codesourcery.com>
608 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
610 2009-05-05 Jakub Jelinek <jakub@redhat.com>
612 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
613 (struct tree_base): Adjust spacing for 8 bit boundaries.
614 (struct tree_decl_common): Add decl_by_reference_flag bit.
615 (DECL_BY_REFERENCE): Adjust.
616 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
617 print DECL_BY_REFERENCE bit.
618 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
619 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
620 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
621 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
625 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
626 range of the type, but default label is missing, add it with one
627 of the existing labels instead of adding a new label for it.
629 2009-05-05 Joseph Myers <joseph@codesourcery.com>
633 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
635 * Makefile.in (enable_plugin, plugin_includedir): New.
636 (install): Depend on install-plugin.
637 (PLUGIN_HEADERS): New.
638 (install-plugin): New.
639 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
641 2009-05-05 Richard Guenther <rguenther@suse.de>
643 PR tree-optimization/40022
644 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
646 (phivn_valid_p): Fix tuplification error, simplify.
647 (phiprop_insert_phi): Add dumps.
648 (propagate_with_phi): Simplify.
650 2009-05-05 Richard Guenther <rguenther@suse.de>
653 * builtins.c (gimplify_va_arg_expr): Properly build the address.
655 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
657 * tree.h (strip_float_extensions): Remove duplicate declaration.
658 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
659 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
660 block_ultimate_origin): Rearrange the declarations line to match the
661 comment that indicates the .c file which the functions are defined.
662 (dwarf2out_*, set_decl_rtl): Add comment.
663 (get_base_address): Adjust comment.
664 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
665 declarations line and add comment.
666 (is_builtin_name): Add blank after function name, for clarity.
668 2009-05-04 Joseph Myers <joseph@codesourcery.com>
670 * attribs.c (decl_attributes): Use %qE for identifiers in
672 * cgraphunit.c (verify_cgraph_node): Translate function names to
673 locale character set in diagnostics.
674 * coverage.c (get_coverage_counts): Use %qE for identifiers in
676 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
677 Document that functions are named in UTF-8.
678 * expr.c (expand_expr_real_1): Translate function names to locale
679 character set in diagnostics.
680 * gimplify.c (omp_notice_variable, omp_is_private,
681 gimplify_scan_omp_clauses): Use %qE for identifiers in
683 * langhooks.c (lhd_print_error_function): Translate function names
684 to locale character set.
685 * langhooks.h (decl_printable_name): Document that return value is
686 in internal character set.
687 * stmt.c: Include pretty-print.h
688 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
690 (resolve_operand_name_1): Translate named operand name to locale
692 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
694 * toplev.c (announce_function): Translate function names to locale
696 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
697 (default_tree_printer): Use pp_identifier or translate identifiers
698 to locale character set. Mark "<anonymous>" for translation.
699 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
700 for identifiers in diagnostics.
701 * tree.c (handle_dll_attribute): Use %qE for identifiers in
703 * varasm.c (output_constructor): Use %qE for identifiers in
706 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
708 * configure.ac: use ` ` instead of $()
709 * configure: Regenerate.
711 2009-05-05 Ben Elliston <bje@au.ibm.com>
713 * config/pa/linux-atomic.c: Eliminate conditional include of
714 errno.h on non-LP64 systems to simplify build requirements.
716 2009-05-04 Joseph Myers <joseph@codesourcery.com>
718 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
720 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
721 and pass value to identifier_to_locale.
722 (warn_variable_length_array): Make name a tree.
723 (grokdeclarator): Separate diagnostic texts for named and unnamed
724 declarators. Use %qE for named declarators.
725 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
727 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
728 identifiers in diagnostics.
729 * c-typeck.c (push_member_name, start_init): Pass identifiers to
730 identifier_to_locale. Mark "anonymous" strings for translation.
732 2009-05-04 Michael Eager <eager@eagercon.com>
734 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
735 address for DImode/DFmode only if double-precision FP regs.
737 2009-05-04 Michael Eager <eager@eagercon.com>
739 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
740 TARGET_SINGLE_FLOAT check.
742 2009-05-04 Michael Eager <eager@eagercon.com>
744 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
746 2009-05-04 Michael Eager <eager@eagercon.com>
748 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
749 * config/rs6000/t-xilinx: New
751 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
753 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
754 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
755 * gcc/explow.c (memory_address): Use target hook.
756 * gcc/targhooks.c (default_legitimize_address): New.
757 * gcc/targhooks.h (default_legitimize_address): New.
758 * gcc/target.h (legitimize_address): New.
759 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
760 (TARGET_INITIALIZER): Include it.
761 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
763 * config/bfin/bfin-protos.h (legitimize_address): Remove.
764 * config/bfin/bfin.c (legitimize_address): Remove.
765 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
766 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
768 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
769 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
771 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
772 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
773 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
774 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
775 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
776 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
777 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
778 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
779 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
780 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
781 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
782 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
783 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
784 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
785 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
786 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
787 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
788 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
789 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
790 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
791 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
792 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
793 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
795 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
796 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
797 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
798 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
799 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
800 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
801 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
802 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
803 (thumb_legitimize_address): Delete.
804 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
805 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
806 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
807 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
808 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
809 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
811 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
814 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
815 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
816 * config/m32r/m32r.c (m32r_legitimize_address): New.
817 * config/m68k/m68k.c (m68k_legitimize_address): New.
818 * config/score/score.c (score_legitimize_address): Standardize.
819 * config/score/score3.c (score3_legitimize_address): Standardize.
820 * config/score/score3.h (score3_legitimize_address): Adjust.
821 * config/score/score7.c (score7_legitimize_address): Standardize.
822 * config/score/score7.h (score7_legitimize_address): Adjust.
823 * config/sh/sh.c (sh_legitimize_address): New.
824 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
826 * gcc/config/s390/s390.c (legitimize_address): Rename to...
827 (s390_legitimize_address): ... this.
828 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
829 (sparc_legitimize_address): ... this.
830 * gcc/config/i386/i386.c (legitimize_address): Rename to...
831 (ix86_legitimize_address): ... this.
832 * gcc/config/avr/avr.c (legitimize_address): Rename to...
833 (avr_legitimize_address): ... this.
834 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
835 (mn10300_legitimize_address): ... this.
836 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
837 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
838 (alpha_expand_mov): Adjust call.
840 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
841 * config/spu/spu.c (spu_legitimize_address): Likewise.
842 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
843 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
845 2009-05-04 Joseph Myers <joseph@codesourcery.com>
847 * intl.c (locale_encoding, locale_utf8): New.
848 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
849 * intl.h (locale_encoding, locale_utf8): Declare.
850 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
851 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
853 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
855 (pp_tree_identifier): Define to call pp_base_tree_identifier.
856 (pp_base_tree_identifier): Declare as function.
857 (identifier_to_locale): Declare.
858 * Makefile.in (pretty-print.o): Update dependencies.
859 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
861 2009-05-04 Richard Guenther <rguenther@suse.de>
864 * builtins.c (fold_builtin_memory_op): Do not decay to element
865 type if the size matches the whole array.
867 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
869 * expmed.c (synth_mult): When trying out a shift, pass the result
872 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
874 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
875 (shiftsub1_cost): New.
876 (init_expmed): Compute shiftsub1_cost.
877 (synth_mult): Optimize multiplications by constants of the form
878 -(2^^m-1) for some constant positive integer m.
880 2009-05-03 Richard Guenther <rguenther@suse.de>
883 * c-typeck.c (array_to_pointer_conversion): Do not built
884 ADDR_EXPRs of arrays of pointer-to-element type.
885 * c-gimplify.c (c_gimplify_expr): Revert change fixing
886 up wrong ADDR_EXPRs after-the-fact.
887 * c-common.c (strict_aliasing_warning): Strip pointer
888 conversions for obtaining the original type.
889 * builtins.c (fold_builtin_memset): Handle array types.
890 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
893 2009-05-03 Richard Guenther <rguenther@suse.de>
896 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
897 Do not lose casts from array types with unknown extent to array
898 types with known extent.
899 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
900 alias set compatibility.
902 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
904 * flags.h (extra_warnings): Delete.
905 * toplev.c (process_options): Handle Wuninitialized here.
906 * opts.c (extra_warnings): Delete.
907 (set_Wextra): Delete.
908 (common_handle_option): -Wextra can be handled automatically.
909 * c-opts.c (c_common_handle_option): Delete obsolete code.
910 (c_common_post_options): Simplify comment.
911 * common.opt (W): Add Var.
913 (Wuninitialized): Initialize to -1.
915 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
916 Richard Guenther <rguenther@suse.de>
918 * expr.c (get_def_for_expr): New function.
919 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
920 SSA rather than trees.
921 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
922 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
924 2009-05-03 Joseph Myers <joseph@codesourcery.com>
926 * c-common.c (reswords): Add _Imaginary.
927 * c-common.c (enum rid): Add RID_IMAGINARY.
929 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
931 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
932 Patch by Richard Guenther.
934 2009-05-03 Anatoly Sokolov <aesok@post.ru>
936 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
937 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
938 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
939 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
940 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
941 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
942 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
943 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
944 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
945 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
946 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
947 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
948 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
949 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
950 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
951 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
952 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
953 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
955 2009-05-02 Richard Guenther <rguenther@suse.de>
957 PR tree-optimization/39940
958 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
961 2009-05-02 Richard Guenther <rguenther@suse.de>
964 * tree-ssa.c (execute_update_addresses_taken): Properly check
965 if we can mark a variable DECL_GIMPLE_REG_P.
966 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
967 back to the end of the function.
968 (is_gimple_reg_type): Remove complex type special casing.
969 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
972 2009-05-02 Ben Elliston <bje@au.ibm.com>
974 * doc/collect2.texi (Collect2): Document search path behaviour
975 when configured with --with-ld.
977 2009-05-02 Jan Hubicka <jh@suse.cz>
979 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
980 parameter; update callers.
981 (coalesce_cost_edge): EH edges are costier because they needs
982 splitting even if not critical and even more costier when there are
983 multiple EH predecestors.
985 2009-05-02 Jan Hubicka <jh@suse.cz>
987 * except.c (remove_eh_handler_and_replace): Handle updating after
990 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
992 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
994 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
996 * varasm.c: Do not include c-pragma.h.
997 * attribs.c: Do not incude c-common.h.
999 2009-05-01 Michael Matz <matz@suse.de>
1001 * calls.c (initialize_argument_information): Handle SSA names like
1002 decls with a non MEM_P DECL_RTL.
1004 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1006 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1007 * ipa-utils.c: Likewise.
1008 * ipa-type-escape.c: Likewise.
1009 * cgraphunit.c Do not include c-common.h.
1010 * ipa-pure-const.c: Likewise.
1011 * tree-if-conv.c: Likewise.
1012 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1013 * ipa-struct-reorg.c: Likewise.
1014 * tree-nomudflap.c: Likewise.
1015 * tree-ssa-structalias.c: Likewise.
1017 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1019 * store-motion.c: Many cleanups to make this pass a first-class
1020 citizen instead of an appendix to gcse load motion. Add TODO list
1021 to make this pass faster/cleaner/better.
1023 (struct ls_expr): Post gcse.c-split cleanups.
1024 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1025 "stores" field to "avail_stores".
1026 (pre_ldst_mems): Rename to store_motion_mems.
1027 (pre_ldst_table): Rename to store_motion_mems_table.
1028 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1029 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1030 (ldst_entry): Rename to st_expr_entry, update users.
1031 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1032 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1033 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1035 (first_ls_expr): Rename to first_st_expr, update users.
1036 (next_ls_expr): Rename to next_st_expr, update users.
1037 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1038 fields properly for store motion instead of names inherited from load
1040 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1041 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1044 (ae_kill): Rename to st_kill, update users.
1045 (ae_gen): Rename to st_avloc, update users.
1046 (transp): Rename to st_transp, update users.
1047 (pre_insert_map): Rename to st_insert_map, update users.
1048 (pre_delete_map): Rename to st_delete_map, update users.
1049 (insert_store, build_store_vectors, free_store_memory,
1050 one_store_motion_pass): Update for abovementioned changes.
1052 (gcse_subst_count, gcse_create_count): Remove.
1053 (one_store_motion_pass): New statistics counters "n_stores_deleted"
1054 and "n_stores_created", local variables.
1056 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
1059 (regvec, compute_store_table_current_insn): Remove.
1060 (reg_set_info, reg_clear_last_set): Remove.
1061 (compute_store_table): Use DF caches instead of local dataflow
1064 2009-05-01 Joseph Myers <joseph@codesourcery.com>
1066 * c-objc-common.c (c_tree_printer): Print identifiers with
1067 pp_identifier, not pp_string. Mark "({anonymous})" for
1069 * c-pretty-print.c (pp_c_ws_string): New.
1070 (pp_c_cv_qualifier, pp_c_type_specifier,
1071 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
1072 pp_c_storage_class_specifier, pp_c_function_specifier,
1073 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
1074 pp_c_primary_expression, pp_c_postfix_expression,
1075 pp_c_unary_expression, pp_c_shift_expression,
1076 pp_c_relational_expression, pp_c_equality_expression,
1077 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
1078 use pp_string and pp_c_ws_string in place of pp_identifier and
1079 pp_c_identifier for non-identifiers. Mark English strings for
1081 * c-pretty-print.h (pp_c_ws_string): Declare.
1083 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
1084 Roland McGrath <roland@redhat.com>
1086 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
1087 (ENABLE_LD_BUILDID): New configuration option.
1088 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
1089 (LINK_BUILDID_SPEC): New macro.
1090 (init_spec): If defined, prepend it between LINK_EH_SPEC and
1092 * doc/install.texi: Document --enable-linker-build-id option.
1093 * configure: Rebuild.
1094 * config.in: Rebuild.
1096 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
1098 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
1099 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
1100 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
1101 MIPS_GP_SAVE_AREA_SIZE.
1102 * config/mips/mips.c (struct mips_frame_info): Update comment
1103 before arg_pointer_offset and hard_frame_pointer_offset.
1104 (mips_compute_frame_info): Update diagram before function: to
1105 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
1106 indicate the position of frame_pointer_rtx with -fstack-protector and
1107 to show args_size. Don't allocate cprestore area for leaf functions
1108 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
1110 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
1112 2009-04-30 Michael Matz <matz@suse.de>
1114 PR tree-optimization/39955
1115 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
1117 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
1119 * ira.c (setup_cover_and_important_classes): Use safe macro
1120 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
1122 * genpreds.c (write_tm_preds_h): Output suitable definition of
1123 REG_CLASS_FOR_CONSTRAINT.
1125 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1127 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
1129 * bitmap.c (bitmap_descriptor): Likewise.
1130 * ggc-common.c (loc_descriptor): Likewise.
1131 * varray.c (varray_descriptor): Likewise.
1132 * vec.c (vec_descriptor): Likewise.
1134 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
1136 * Makefile.in (dce.o): Add $(EXCEPT_H).
1137 * dce.c: Include except.h and delete redundant vector definitions.
1138 (deletable_insn_p): Return false for non-call insns that can throw
1141 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
1143 * gcse.c (ae_gen): Remove.
1144 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
1145 and make non-static function to make it available in store-motion.c.
1146 Update call sites with search-and-replace.
1147 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
1148 extract_mentioned_regs, extract_mentioned_regs_helper,
1149 find_moveable_store, compute_store_table, load_kills_store, find_loads,
1150 store_killed_in_insn, store_killed_after, store_killed_before,
1151 build_store_vectors, insert_insn_start_basic_block, insert-store,
1152 remove_reachable_equiv_notes, replace_store_insn, delete_store,
1153 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
1154 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
1155 * store-motion.c: ...new file. Also copy data structures from gcse.c
1156 and clean up to remove parts not used by store motion.
1157 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
1158 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
1160 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1163 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
1164 when optimizing for size.
1166 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
1168 * gcse.c (gcse_constant_p): Fix typo in last change.
1170 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1172 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
1174 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
1176 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
1178 2009-04-29 James E. Wilson <wilson@codesourcery.com>
1180 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
1181 CONST_HIGH_PART result.
1183 2009-04-29 Anatoly Sokolov <aesok@post.ru>
1185 * config/avr/avr.c (initial_elimination_offset): Rename to
1186 avr_initial_elimination_offset.
1187 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
1188 change return type to bool.
1189 (avr_can_eliminate): New function.
1190 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
1191 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
1192 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
1193 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
1194 avr_initial_elimination_offset.
1195 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
1196 (avr_initial_elimination_offset): Define.
1198 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
1199 Steven Bosscher <steven@gcc.gnu.org>
1201 PR rtl-optimization/39938
1202 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
1203 * cfgrtl.c: Include insn-attr.h.
1204 (rest_of_pass_free_cfg): New function.
1205 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
1206 * resource.c (init_resource_info): Remove call to df_analyze.
1208 2009-04-29 Richard Guenther <rguenther@suse.de>
1211 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
1212 allow conversion to signed integers.
1214 2009-04-29 Richard Guenther <rguenther@suse.de>
1216 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
1217 shifts of floating point vectors if the shift amount is
1218 a constant multiple of the element size.
1220 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
1221 Michael Matz <matz@suse.de>
1225 * tree-outof-ssa.c (emit_partition_copy): New function.
1226 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1227 insert_part_to_rtx_on_edge): Perform the partition base var
1228 copy using emit_partition_copy.
1229 (insert_value_copy_on_edge): Convert constants to the right mode.
1230 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
1231 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
1233 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1235 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
1236 scan backwards to try to find a constant to initialize it.
1238 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
1239 insn before the loop_end instruction, don't look past labels.
1241 2009-04-29 Richard Guenther <rguenther@suse.de>
1244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1245 loose type conversions.
1246 (forward_propagate_addr_expr): Fix tuplification bug. Remove
1247 stmts only if there are no uses of its definition.
1249 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1251 * config/bfin/bfin.h (splitting_loops): Declare.
1252 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
1253 Reorder bit definitions to be ascending.
1254 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
1255 * config/bfin/bfin.c (splitting_loops): New variable.
1256 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
1257 (struct loop_info): Remove members INIT and LOOP_INIT.
1258 (bfin_optimize_loop): Don't set them. Reorder the code that generates
1259 the LSETUP sequence. Allow LC to be loaded from any register, but
1260 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
1261 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
1263 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
1264 of reload_completed.
1267 * config/bfin/bfin.md (movsi_insn): Refine constraints.
1269 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
1271 * Makefile.in (PLUGIN_VERSION_H): New.
1272 (OBJS-common): Remove plugin-version.o.
1273 (plugin.o): Depend on (PLUGIN_VERSION_H).
1274 (plugin-version.o): Remove.
1275 * configure: Regenerate
1276 * configure.ac: Create plugin-version.h.
1277 * gcc-plugin.h (plugin_gcc_version): Remove.
1278 (plugin_default_version_check): Change signature.
1279 * plugin-version.c: Remove.
1280 * plugin.c: Include plugin-version.h.
1281 (str_plugin_gcc_version_name): Remove.
1282 (try_init_one_plugin): Pass gcc version to plugin_init.
1283 (plugin_default_version_check): Both gcc and plugin versions are now
1286 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1288 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
1289 problematic last insns. Test for TYPE_CALL rather than CALL_P.
1290 Remove special case testing for last insn of inner loops. Don't fail
1291 if the loop ends with a jump, emit an extra nop instead.
1293 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
1294 DREGS rather than comparing directly. Remove code that tries to
1295 account for latencies.
1297 2009-04-29 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/39941
1300 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
1301 eliminating an indirect call.
1303 2009-04-29 Richard Guenther <rguenther@suse.de>
1305 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
1306 parameter. Allow invariants as base if !require_lvalue.
1307 (verify_gimple_assign_single): Adjust.
1309 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1311 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
1312 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
1313 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
1314 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
1315 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
1317 * config/bfin/bfin.c (bfin_expand_builtin,
1318 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
1320 2009-04-28 Richard Guenther <rguenther@suse.de>
1322 * tree-vect-loop.c (get_initial_def_for_induction): Use
1323 correct types for pointer increment.
1325 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1327 * toplev.c (print_version): Update GMP version string calculation.
1329 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
1331 PR rtl-optimization/39938
1332 * resource.c (init_resource_info): Add call to df_analyze.
1334 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1336 * config/alpha/alpha.md (usegp): Cast the result of
1337 alpha_find_lo_sum_using_gp to enum attr_usegp.
1338 * config/alpha/alpha.c (override_options): Remove end-of-structure
1339 marker element from cpu_table. Use array size of cpu_table to handle
1340 -mcpu and -mtune options.
1341 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
1343 2009-04-28 Joseph Myers <joseph@codesourcery.com>
1345 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
1346 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
1347 tune_32 and tune_64.
1348 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1350 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
1351 * config/rs6000/option-defaults.h: ... here. New file.
1352 (OPT_64, OPT_32): Define.
1353 (MASK_64BIT): Define to 0 if not already defined.
1354 (OPT_ARCH64, OPT_ARCH32): Define.
1355 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
1358 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1360 * config/arm/arm.c (arm_override_options): Emit error on using
1363 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1365 PR rtl-optimization/39914
1366 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
1367 registers for allocnos created from user-defined variables only
1368 when not optimizing.
1370 2009-04-28 Richard Guenther <rguenther@suse.de>
1373 * fold-const.c (fold_binary): Use distribute_real_division only
1376 2009-04-28 Steve Ellcey <sje@cup.hp.com>
1378 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
1379 add hpux-stdint.h to tm_file.
1380 (hppa[12]*-*-hpux11*): Ditto.
1381 (ia64*-*-hpux*): Ditto.
1382 * config/hpux-stdint.h: New.
1383 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
1384 __STDC_EXT__ for all compiles.
1385 * config/pa/pa-hpux.h: Ditto.
1386 * config/pa/pa-hpux10.h: Ditto.
1387 * config/pa/pa-hpux11.h: Ditto.
1389 2009-04-28 Catherine Moore <clm@codesourcery.com>
1391 * debug.h (set_name): Add comment.
1393 2009-04-28 Andrew Pinski <pinskia@gmail.com>
1396 * config/darwin.c (machopic_gen_offset): Check
1397 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
1398 * config/arm/arm.c (require_pic_register): Likewise.
1400 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
1402 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
1403 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
1404 m32c_promote_prototypes): Delete.
1406 2009-04-28 Michael Matz <matz@suse.de>
1409 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
1412 2009-04-28 Richard Guenther <rguenther@suse.de>
1414 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
1416 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1418 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
1419 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
1420 * config/arm/arm-tune.md: Regenerate.
1422 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
1424 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
1425 block if there are complex incoming edges.
1426 (sel_merge_blocks): Remove useless assert.
1427 (sel_redirect_edge_and_branch): Check that edge was redirected.
1428 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
1429 (sel_find_rgns): Delete declaration.
1430 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
1431 the region when it is not a preheader.
1433 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1436 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
1438 2009-04-28 Richard Guenther <rguenther@suse.de>
1440 * tree.h (SSA_NAME_VALUE): Remove.
1441 (struct tree_ssa_name): Remove value_handle member.
1442 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
1443 array for jump threading.
1444 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
1446 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
1447 * tree-flow.h (threadedge_initialize_values): Declare.
1448 (threadedge_finalize_values): Likewise.
1449 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
1450 (SSA_NAME_VALUE): Define.
1451 (threadedge_initialize_values): New function.
1452 (threadedge_finalize_values): Likewise.
1453 * tree-ssa-dom.c (ssa_name_values): New global variable.
1454 (SSA_NAME_VALUE): Define.
1455 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
1457 2009-04-28 Ira Rosen <irar@il.ibm.com>
1459 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
1460 Use REPORT_VECTORIZED_LOCATIONS instead
1461 REPORT_VECTORIZED_LOOPS.
1462 * tree-vectorizer.c (vect_verbosity_level): Make static.
1463 (vect_loop_location): Rename to vect_location.
1464 (vect_set_verbosity_level): Update comment.
1465 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
1467 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
1468 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
1469 instead REPORT_UNVECTORIZED_LOOPS.
1470 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
1471 vect_loop_def to vect_external_def and vect_internal_def.
1472 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
1473 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
1474 REPORT_UNVECTORIZED_LOCATIONS.
1475 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
1476 and vect_used_in_loop and to vect_unused_in_scope and
1478 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
1479 (vect_verbosity_level): Remove declaration.
1480 (vect_analyze_operations): Likewise.
1481 (vect_analyze_stmt): Declare.
1482 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
1483 REPORT_UNVECTORIZED_LOCATIONS.
1484 (vect_get_loop_niters): Fix indentation.
1485 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
1486 (vect_analyze_loop_operations): New function.
1487 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
1488 vect_analyze_operations.
1489 (vect_is_simple_reduction): Use new names.
1490 (vectorizable_live_operation, vect_transform_loop): Likewise.
1491 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
1492 specify whether the data references can be a part of interleaving chain.
1493 (vect_analyze_data_ref_dependence): Use new names.
1494 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
1495 (vect_create_addr_base_for_vector_ref): Remove redundant code.
1496 * tree-vect-patterns.c (widened_name_p): Use new names.
1497 (vect_recog_dot_prod_pattern): Likewise.
1498 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
1499 (process_use, vect_mark_stmts_to_be_vectorized,
1500 vect_model_simple_cost, vect_model_store_cost,
1501 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
1502 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1503 vectorizable_operation, vectorizable_type_demotion,
1504 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
1505 vectorizable_condition): Likewise.
1506 (vect_analyze_operations): Split into vect_analyze_loop_operations
1508 (vect_analyze_stmt): ... new function.
1509 (new_stmt_vec_info): Use new names.
1510 (vect_is_simple_use): Use new names and fix comment.
1511 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
1512 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
1514 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
1518 and integer modes for x87 operands. Do not ICE for unsupported size,
1519 generate error instead. Generate error for unsupported operand types.
1520 ['z']: Do not handle HImode memory operands specially. Warning
1521 for floating-point operands. Fallthru to 'Z' for unsupported operand
1522 types. Do not ICE for unsupported size, generate error instead.
1523 (output_387_binary_op): Use %Z to output operands.
1524 (output_fp_compare): Ditto.
1525 (output_387_reg_move): Ditto.
1527 2009-04-28 Ben Elliston <bje@au.ibm.com>
1532 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1534 * builtins.c (c_strlen): Do not warn here.
1535 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1536 * c-common.c (pointer_int_sum): Take an explicit location.
1537 Warn about offsets out of bounds.
1538 * c-common.h (pointer_int_sum): Adjust declaration.
1540 2009-04-27 Ian Lance Taylor <iant@google.com>
1542 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1544 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1545 * df-core.c (df_set_flags): Change return type to int. Change
1546 type of old_flags to int.
1547 (df_clear_flags): Likewise.
1548 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1549 (df_get_conditional_uses): Likewise.
1550 * df.h (df_set_flags, df_clear_flags): Update declarations.
1551 * dwarf2out.c (struct indirect_string_node): Change type of form
1552 field to enum dwarf_form.
1553 (AT_string_form): Change return type to enum dwarf_form.
1554 * fixed-value.c (fixed_compare): Add cast to enum type.
1555 * fwprop.c (update_df): Change 0 to VOIDmode.
1556 * gensupport.c: Change 0 to UNKNOWN.
1557 * gimple.h (gimple_cond_code): Add cast to enum type.
1558 * haifa-sched.c (reemit_notes): Add cast to enum type.
1559 * hooks.c (hook_int_void_no_regs): Remove function.
1560 * hooks.h (hook_int_void_no_regs): Remove declaration.
1561 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1562 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1563 * real.c (real_arithmetic): Add cast to enum type.
1564 (real_compare): Likewise.
1565 * target.h (struct gcc_target): Change return type of
1566 branch_target_register_class to enum reg_class.
1567 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1568 default_branch_target_register_class.
1569 * targhooks.c (default_branch_target_register_class): New function.
1570 * targhooks.h (default_branch_target_register_class): Declare.
1571 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1572 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1574 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1576 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1577 vect_uninitialized_def. Change 0 to ERROR_MARK.
1578 * tree-vect-stmts.c (supportable_widening_operation): Don't
1579 initialize icode1 and icode2.
1580 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1581 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1583 (cmn_err_flag_specs): Change 0 to STD_C89.
1584 (cmn_err_char_table): Likewise.
1585 * config/arm/arm.c (get_arm_condition_code): Change type of code
1586 to enum arm_cond_code.
1587 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1588 (IWMMXT_BUILTIN2): Likewise.
1589 (neon_builtin_type_bits): Don't define typedef.
1590 (neon_builtin_datum): Change type of bits field to int.
1591 (arm_expand_neon_args): Add cast to enum type.
1592 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1594 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1596 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1598 * config/mips/mips.md (jal_macro): Return enum constant.
1599 (single_insn): Likewise.
1600 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1602 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1604 * config/s390/s390.c (s390_tune_flags): Change type to int.
1605 (s390_arch_flags): Likewise.
1606 (s390_handle_arch_option): Change flags field of struct pta to int.
1607 * config/s390/s390.h (s390_tune_flags): Update declaration.
1608 (s390_arch_flags): Likewise.
1609 * config/sh/sh.c (prepare_move_operands): Compare
1610 tls_symbolic_operand result with enum constant.
1611 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1612 (sh_expand_prologue): Add cast to enum type.
1613 (sh_expand_epilogue): Likewise.
1614 (tls_symbolic_operand): Change return type to enum tls_model.
1615 (fpscr_set_from_mem): Add cast to enum type.
1616 (legitimize_pic_address): Compare tls_symbolic_operand result with
1618 (sh_target_reg_class): Change return type to enum reg_class.
1619 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1621 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1622 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1623 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1624 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1625 (delayed_branch, tls_call_delay): Likewise.
1626 (eligible_for_sibcall_delay): Likewise.
1627 (eligible_for_return_delay): Likewise.
1628 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1629 (spu_expand_builtin_1): Likewise.
1631 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1632 for all types of conversions.
1633 (output_init_element): Issue -Wc++-compat warning if needed when
1634 initializing a bitfield with enum type.
1635 * c-parser.c (c_parser_expression): Set original_type to
1636 original_type of right hand operand of comman operator.
1638 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1640 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1642 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1643 * doc/cpp.texi (Standard Predefined Macros)
1644 (Implementation-defined behavior): Likewise.
1645 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1646 * doc/gimple.texi (GIMPLE Exception Handling)
1647 (@code{GIMPLE_ASSIGN}): Likewise.
1648 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1649 * doc/invoke.texi (Warning Options, Optimize Options)
1650 (AVR Options, Darwin Options): Likewise.
1651 (Optimize Options): Reformulate -fwhole-program description.
1652 * doc/loop.texi (Lambda): Likewise.
1653 * doc/md.texi (Output Template, Define Constraints)
1654 (Standard Names, Insn Splitting): Likewise.
1655 * doc/options.texi (Option properties): Likewise.
1656 * doc/passes.texi (Tree-SSA passes): Likewise.
1657 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1658 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1659 (File Names and DBX): Likewise.
1660 * doc/trouble.texi (Incompatibilities): Likewise.
1662 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1664 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1665 instruction is correct.
1667 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1669 Allow non-constant arguments to conversion intrinsics.
1670 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1671 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1672 * spu.c (print_operand): Handle 'v' and 'w'.
1673 (exp2_immediate_p, spu_gen_exp2): Define.
1674 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1675 spu_convtf_1): Update parameter descriptions.
1676 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1677 * constraints.md ('v', 'w'): New.
1678 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1680 (i2f, I2F): New define_mode_attr.
1681 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1682 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1683 fixuns_truncv4sfv4si2): Update to use mode attribute.
1684 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1685 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1686 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1687 patterns for combine.
1689 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1691 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1692 (cprop, hoist, pre, store_motion): New debug counters.
1693 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1694 is not an RTL pass anymore.
1695 (pass_profiling): Remove extern decl for pass removed in 2005.
1696 (pass_gcse, pass_jump_bypass): Remove.
1697 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1698 to 0 for clean state.
1699 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1700 * cse.c (gate_handle_cse_after_global_opts,
1701 rest_of_handle_cse_after_global_opts): New functions.
1702 (pass_cse_after_global_opts): New pass, does local CSE.
1703 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1704 (TV_CPROP): New timevar.
1705 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1706 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1707 (gcse_main, recompute_all_luids): Remove.
1708 (compute_hash_table_work): Call max_reg_num instead of reading
1710 (cprop_jump): Don't set run_jump_opt_after_gcse.
1711 (constprop_register): Always allow to alter jumps.
1712 (cprop_insn): Likewise.
1713 (do_local_cprop): Likewise.
1714 (local_cprop_pass): Likewise. Return non-zero if something changed.
1715 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1716 (find_implicit_sets): Add note about missed optimization opportunity.
1717 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1718 pass_rtl_cprop execute function.
1719 Don't bother tracking the pass number, each pass gets its own dumpfile
1721 Always allow to alter jumpsand bypass jumps.
1722 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1723 will just find no suitable set.
1724 (pre_edge_insert): Fix dumping, this function is for PRE only.
1725 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1726 pass_rtl_pre execute function.
1727 (hoist_code): Return non-zero if something changed. Keep track of
1728 substitutions and insertions for statistics gathering similar to PRE.
1729 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1730 called from the pass_rtl_hoist execute function. Show pass statistics.
1731 (compute_store_table): Use max_reg_num directly instead of using the
1732 formerly global max_gcse_regno.
1733 (build_store_vectors): Likewise.
1734 (replace_store_insn): Fix dumping.
1735 (store_motion): Rename to ...
1736 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1737 pass, called from the pass_rtl_store_motion execute function. Keep
1738 track of substitutions and insertions for statistics gathering similar
1740 (bypass_jumps): Remove, fold interesting bits into ...
1741 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1742 from the pass_rtl_cprop execute function.
1743 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1744 pass_jump_bypass): Remove.
1745 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1746 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1747 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1748 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1749 (gate_rtl_store_motion, execute_rtl_store_motion,
1750 pass_rtl_store_motion): New.
1751 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1752 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1753 * passes.c (init_optimization_passes): Remove pass_gcse and
1754 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1755 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1756 instead of pass_jump_bypass.
1758 2009-04-27 Richard Guenther <rguenther@suse.de>
1761 * gimplify.c (gimplify_expr): If we are required to create
1762 a temporary make sure it ends up as register.
1764 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1767 * config/i386/i386.c (construct_container): Don't call
1768 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1769 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1771 2009-04-27 Michael Matz <matz@suse.de>
1773 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1774 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1775 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1776 (dump_replaceable_exprs): Take a bitmap.
1777 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1779 (expand_gimple_basic_block): Likewise.
1780 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1781 replaceable_expressions member a bitmap.
1782 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1783 (mark_replaceable): Likewise.
1784 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1785 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1787 2009-04-27 Richard Guenther <rguenther@suse.de>
1789 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1790 (verify_stmts): Dispatch to gimple/type verification code.
1791 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1792 issue with call argument types.
1794 2009-04-27 Michael Matz <matz@suse.de>
1796 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1797 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1800 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1801 Eric Botcazou <ebotcazou@adacore.com>
1803 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1804 a label's basic block.
1805 (mark_target_live_regs): Tidy and rework obsolete comments.
1806 Change back DF problem to LIVE. If a label starts a basic block,
1807 assume that all registers that used to be live then still are.
1808 (init_resource_info): If a label starts a basic block, set its
1809 BLOCK_FOR_INSN accordingly.
1810 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1812 2009-04-27 Richard Guenther <rguenther@suse.de>
1814 * tree-flow-inline.h (function_ann): Remove.
1815 (get_function_ann): Likewise.
1816 * tree-dfa.c (create_function_ann): Remove.
1817 * tree-flow.h (struct static_var_ann_d): Remove.
1818 (struct function_ann_d): Likewise.
1819 (union tree_ann_d): Remove fdecl member.
1820 (function_ann_t): Remove.
1821 (function_ann, get_function_ann, create_function_ann): Remove
1824 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1826 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1828 2009-04-27 Jan Hubicka <jh@suse.cz>
1830 * ipa-pure-const.c (struct funct_state_d): New fields
1831 state_previously_known, looping_previously_known; remove
1832 state_set_in_source.
1833 (analyze_function): Use new fields.
1834 (propagate): Avoid assumption that state_set_in_source imply
1837 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1838 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1839 * cfgloop.h (finite_loop_p): Declare.
1841 2009-04-26 Michael Matz <matz@suse.de>
1843 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1845 2009-04-26 Michael Matz <matz@suse.de>
1847 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1848 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1849 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1850 pass_mark_used_blocks): Remove.
1851 * tree-optimize.c (pass_free_datastructures,
1852 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1853 * passes.c (init_optimization_passes): Don't call
1854 pass_mark_used_blocks, remove dead code.
1856 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1858 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1859 * tree-ssa-live.h (register_ssa_partition): Likewise.
1861 2009-04-26 Michael Matz <matz@suse.de>
1864 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1865 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1866 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1868 (compare_pairs): Swap cost comparison.
1869 (coalesce_ssa_name): Don't use change_partition_var.
1870 * tree-nrv.c (struct nrv_data): Add modified member.
1871 (finalize_nrv_r): Set it.
1872 (tree_nrv): Use it to update statements.
1873 (pass_nrv): Require PROP_ssa.
1874 * tree-mudflap.c (mf_decl_cache_locals,
1875 mf_build_check_statement_for): Use make_rename_temp.
1876 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1877 * alias.c (find_base_decl): Handle SSA names.
1878 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1879 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1880 * rtl.h (set_reg_attrs_for_parm): Declare.
1881 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1882 to "optimized", remove unused locals at finish.
1883 (execute_free_datastructures): Make global, call
1884 delete_tree_cfg_annotations.
1885 (execute_free_cfg_annotations): Don't call
1886 delete_tree_cfg_annotations.
1888 * ssaexpand.h: New file.
1889 * expr.c (toplevel): Include ssaexpand.h.
1890 (expand_assignment): Handle SSA names the same as register variables.
1891 (expand_expr_real_1): Expand SSA names.
1892 * cfgexpand.c (toplevel): Include ssaexpand.h.
1893 (SA): New global variable.
1894 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1895 (SSAVAR): New macro.
1896 (set_rtl): New helper function.
1897 (add_stack_var): Deal with SSA names, use set_rtl.
1898 (expand_one_stack_var_at): Likewise.
1899 (expand_one_stack_var): Deal with SSA names.
1900 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1901 before unique numbers.
1902 (expand_stack_vars): Use set_rtl.
1903 (expand_one_var): Accept SSA names, add asserts for them, feed them
1904 to above subroutines.
1905 (expand_used_vars): Expand all partitions (without default defs),
1906 then only the local decls (ignoring those expanded already).
1907 (expand_gimple_cond): Remove edges when jumpif() expands an
1909 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1910 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1912 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1913 members of SA; deal with PARM_DECL partitions here; expand
1914 all PHI nodes, free tree datastructures and SA. Commit instructions
1915 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1916 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1917 info and statements at start, collect garbage at finish.
1918 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1919 (VAR_ANN_PARTITION) Remove.
1920 (change_partition_var): Don't declare.
1921 (partition_to_var): Always return SSA names.
1922 (var_to_partition): Only accept SSA names.
1923 (register_ssa_partition): Only check argument.
1924 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1926 (delete_var_map): Don't free it.
1927 (var_union): Only accept SSA names, simplify.
1928 (partition_view_init): Mark only useful SSA names as used.
1929 (partition_view_fini): Only deal with SSA names.
1930 (change_partition_var): Remove.
1931 (dump_var_map): Use ssa_name instead of partition_to_var member.
1932 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1934 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1935 (struct _elim_graph): New member const_dests; nodes member vector of
1937 (set_location_for_edge): New static helper.
1938 (create_temp): Remove.
1939 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1940 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1941 (new_elim_graph): Allocate const_dests member.
1942 (clean_elim_graph): Truncate const_dests member.
1943 (delete_elim_graph): Free const_dests member.
1944 (elim_graph_size): Adapt to new type of nodes member.
1945 (elim_graph_add_node): Likewise.
1946 (eliminate_name): Likewise.
1947 (eliminate_build): Don't take basic block argument, deal only with
1948 partition numbers, not variables.
1949 (get_temp_reg): New static helper.
1950 (elim_create): Use it, deal with RTL temporaries instead of trees.
1951 (eliminate_phi): Adjust all calls to new signature.
1952 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1953 (rewrite_trees): Only do checking.
1954 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1955 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1956 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1957 contains_tree_r, MAX_STMTS_IN_LATCH,
1958 process_single_block_loop_latch, analyze_edges_for_bb,
1959 perform_edge_inserts): Remove.
1960 (expand_phi_nodes): New global function.
1961 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1962 functions, initialize new parameter, remember partitions having a
1964 (finish_out_of_ssa): New global function.
1965 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1966 don't reset in_ssa_p here, don't disable TER when mudflap.
1967 (pass_del_ssa): Remove.
1968 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1970 (execute_free_datastructures): Declare.
1971 * Makefile.in (SSAEXPAND_H): New variable.
1972 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1973 * basic-block.h (commit_one_edge_insertion): Declare.
1974 * passes.c (init_optimization_passes): Move pass_nrv and
1975 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1976 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1977 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1978 (redirect_branch_edge): Deal with super block when expanding, split
1979 out jump patching itself into ...
1980 (patch_jump_insn): ... here, new static helper.
1982 2009-04-26 Michael Matz <matz@suse.de>
1984 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1985 beyond num_ssa_names.
1986 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1987 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1989 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1992 * fwprop.c (forward_propagate_asm): New function.
1993 (forward_propagate_and_simplify): Propagate also into __asm, if it
1994 doesn't increase the number of referenced registers.
1997 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1999 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2001 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2002 note_nonlocal_vla_type for nonlocal VLAs.
2003 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2004 contains_remapped_vars, remap_vla_decls): New functions.
2005 (convert_nonlocal_reference_stmt): If not optimizing, call
2006 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2007 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2008 if it wasn't found in var_map.
2009 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2010 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2011 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2013 * gimplify.c (nonlocal_vlas): New variable.
2014 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2016 (gimplify_body): Create and destroy nonlocal_vlas.
2018 * dwarf2out.c (loc_descr_plus_const): New function.
2019 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2020 mem_loc_descriptor, loc_descriptor_from_tree_1,
2021 descr_info_loc, gen_variable_die): Use it.
2023 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2024 !TREE_STATIC VAR_DECLs.
2025 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2026 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2027 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2028 DECL_BY_REFERENCE is valid.
2029 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2030 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2031 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2032 Copy DECL_BY_REFERENCE.
2033 (struct nesting_copy_body_data): New type.
2034 (nesting_copy_decl): New function.
2035 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2036 if they have variable length.
2038 2009-04-26 Michael Matz <matz@suse.de>
2040 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2041 mark new temporaries for renaming.
2043 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2046 * c-decl.c (global_bindings_p): Return negative value.
2047 (c_variable_size): New. Based on variable_size from
2049 (grokdeclarator): Call c_variable_size not variable_size.
2051 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
2053 * config/i386/i386.c (print_operand) ['z']: Fix typo.
2055 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
2057 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
2058 Redefine it to just use mingw/include.
2059 (ASM_SPEC): Rules for -m32 and -m64.
2060 (LINK_SPEC): Use Likewise.
2061 (SPEC_32): New define.
2062 (SPEC_64): Likewise.
2063 (SUB_LINK_SPEC): Likewise.
2064 (MULTILIB_DEFAULTS): New define.
2065 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
2066 Add multilib options.
2067 (MULTILIB_DIRNAMES): Likewise.
2068 (MULTILIB_OSDIRNAMES): Likewise.
2070 (INSTALL_LIBGCC): Likewise.
2072 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2075 * c-tree.h (enum c_inline_static_type): New.
2076 (record_inline_static): Declare.
2077 * c-decl.c (struct c_inline_static, c_inline_statics,
2078 record_inline_static, check_inline_statics): New.
2079 (pop_file_scope): Call check_inline_statics.
2080 (start_decl): Call record_inline_static instead of pedwarning
2081 directly for static in inline function.
2082 * c-typeck.c (build_external_ref): Call record_inline_static
2083 instead of pedwarning directly for static referenced in inline
2086 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
2088 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
2089 not new but only being rescanned.
2090 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
2091 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
2092 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
2093 record_set_info, compute_set, grealloc): Remove.
2094 (recompute_all_luids): New function.
2095 (gcse_main): Don't compute sets, and don't do related memory
2096 allocations/free-ing. If something changed before the end of the
2097 pass, update LUIDs using recompute_all_luids.
2098 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
2099 (free_gcse_mem): Don't free it either.
2100 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
2101 Use the df insn LUIDs.
2102 (load_killed_in_block): Likewise.
2103 (compute_hash_table_work): Don't compute reg_set_in_block.
2104 (compute_transp): Use DF_REG_DEF_CHAINs.
2105 (local_cprop_pass): Don't use compute_sets and related functions.
2106 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
2107 Use get_max_uid() instead of max_cuid.
2108 (insert_insn_end_basic_block, pre_insert_copy_insn,
2109 update_ld_motion_stores): Don't try to
2110 keep reg_set tables up to date.
2111 (pre_insert_copies): Use df insn LUIDs.
2112 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
2113 (reg_set_info): Don't use extra bitmap argument.
2114 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
2115 information to compute regs_set_in_block.
2116 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
2117 (bypass_jumps): Don't use compute_sets and friends.
2119 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2122 * opts.c (undocumented_msg): Do not leave blank even with
2125 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2127 * c-decl.c (build_enumerator): Allow values folding to integer
2128 constants but not integer constant expressions with a pedwarn if
2131 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2134 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
2135 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
2136 type is an integer constant.
2138 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.c (print_operand) ['z']: Revert handling of
2144 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2147 * c-decl.c (grokdeclarator): Diagnose declarations of functions
2148 with variably modified return type and no storage class
2149 specifiers, except for the case of nested functions. Distinguish
2150 extern declarations of functions with variably modified return
2151 types from those of objects with variably modified types.
2153 2009-04-25 Jan Hubicka <jh@suse.cz>
2155 * tree.c (list_equal_p): New function.
2156 * tree.h (list_equal_p): Declare.
2157 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2158 basic_block_def, basic_block, const_basic_block): New.
2159 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
2160 (redirect_eh_edge): New function.
2161 (make_eh_edge_update_phi): EH edges are not abnormal.
2162 * except.c: Include tree-flow.h.
2163 (list_match): New function.
2164 (eh_region_replaceable_by_p): New function.
2165 (replace_region): New function.
2166 (hash_type_list): New function.
2167 (hash_eh_region): New function.
2168 (eh_regions_equal_p): New function.
2169 (merge_peers): New function.
2170 (remove_unreachable_regions): Verify EH tree when checking;
2172 (copy_eh_region_1): New function.
2173 (copy_eh_region): New function.
2174 (push_reachable_handler): New function.
2175 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
2176 regions without label but with live RESX.
2177 * except.h (redirect_eh_edge_to_label): New.
2178 * tree-flow.h (redirect_eh_edge): New.
2179 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2180 basic_block_def, basic_block, const_basic_block): Remove.
2181 * Makefile.in (except.o): Add dependency on tree-flow.h
2182 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
2183 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
2186 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
2189 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
2190 on the destination of memcpy.
2192 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
2194 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
2195 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
2196 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
2198 2009-04-25 Jan Hubicka <jh@suse.cz>
2200 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
2201 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
2202 to be reached by different label than left.
2203 (update_eh_edges): Update comment; remove edge_to_remove if possible
2204 and return true if suceeded.
2205 (cleanup_empty_eh): Accept sharing map; handle shared regions.
2206 (cleanup_eh): Compute sharing map.
2207 * except.c (remove_eh_handler_and_replace): Add argument if we should
2209 (remove_unreachable_regions): Update for label sharing.
2210 (label_to_region_map): Likewise.
2211 (get_next_region_sharing_label): New function.
2212 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
2214 (remove_eh_handler): Update.
2215 (remove_eh_region_and_replace_by_outer_of): New function.
2216 * except.h (struct eh_region): Add next_region_sharing_label.
2217 (remove_eh_region_and_replace_by_outer_of,
2218 get_next_region_sharing_label): Declare.
2219 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
2221 2009-04-25 Jan Hubicka <jh@suse.cz>
2223 * tree-cfg.c (split_critical_edges): Split also edges where we can't
2224 insert code even if they are not critical.
2226 2009-04-25 Jan Hubicka <jh@suse.cz>
2228 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2229 (gimple_can_remove_branch_p): EH edges won't remove branch by
2231 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
2232 updating of non-abnormal EH edges.
2233 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2234 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
2235 (split_critical_edges): Split also edges where emitting code on them
2236 will lead to splitting later.
2238 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2239 H.J. Lu <hongjiu.lu@intel.com>
2242 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
2243 the configured assembler supports fildq and fistpq mnemonics.
2244 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
2245 * configure: Regenerated.
2248 * config/i386/i386.c (print_operand): Handle 'Z'.
2249 ['z']: Remove handling of special fild/fist suffixes.
2250 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
2251 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
2252 suffix of fild insn.
2253 (*floatsi<mode>2_vector_mixed): Ditto.
2254 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
2255 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
2256 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2257 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
2258 * config/i386/gas.h (GAS_MNEMONICS): Remove.
2260 2009-04-25 Ben Elliston <bje@au.ibm.com>
2262 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
2263 the source of a set operation.
2265 2009-04-25 Anatoly Sokolov <aesok@post.ru>
2267 * target.h (struct gcc_target): Add case_values_threshold field.
2268 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
2269 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
2270 * targhooks.c (default_case_values_threshold): New function.
2271 * targhooks.h (default_case_values_threshold): Declare function.
2272 * stmt.c (expand_case): Use case_values_threshold target hook.
2273 * expr.h (case_values_threshold): Remove declartation.
2274 * expr.c (case_values_threshold): Remove function.
2275 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
2277 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
2278 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2279 (avr_case_values_threshold): Declare as static.
2280 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
2282 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
2283 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2284 (mn10300_case_values_threshold): New function.
2286 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2288 * ira.c (setup_cover_and_important_classes): Add enum cast.
2290 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
2292 * genpreds.c (write_enum_constraint_num): Output definition of
2293 CONSTRAINT_NUM_DEFINED_P macro.
2294 * ira.c (setup_cover_and_important_classes): Use
2295 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
2297 2009-04-24 DJ Delorie <dj@redhat.com>
2299 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
2300 __SH2A_SINGLE_ONLY__ also.
2302 2009-04-24 Steve Ellcey <sje@cup.hp.com>
2304 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
2305 (movdf_internal): Ditto.
2306 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
2307 SFmode and DFmode constants.
2308 (ia64_print_operand): Add 'G' format for printing
2309 floating point constants.
2311 2009-04-24 Richard Guenther <rguenther@suse.de>
2313 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
2314 from unsigned additions.
2316 2009-04-24 Joseph Myers <joseph@codesourcery.com>
2318 * c-typeck.c (set_init_index): Allow array designators that are
2319 not integer constant expressions with a pedwarn if pedantic.
2321 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2323 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
2324 zero if no overlap in nonzero bits between the operands.
2326 2009-04-24 Ian Lance Taylor <iant@google.com>
2328 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
2329 (record_dead_and_set_regs): Likewise.
2330 * df.h (struct df_mw_hardreg): Change flags field to int.
2331 (struct df_base_ref): Likewise.
2332 (struct df): Change changeable_flags field to int.
2333 * df-scan.c (df_defs_record): Change clobber_flags to int.
2334 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
2335 constants rather than #define macros.
2336 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
2337 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
2338 (enum dwarf_calling_convention): Likewise.
2339 (enum dwarf_line_number_x_ops): Likewise.
2340 (enum dwarf_call_frame_info): Likewise.
2341 (enum dwarf_source_language): Likewise.
2342 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
2343 (add_calling_convention_attribute): Likewise.
2344 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
2345 (combine_comparisons): Change compcode to int. Add cast to enum type.
2346 * genrecog.c (maybe_both_true_2): Change c to int.
2347 (write_switch): Likewise. Add cast to enum type.
2348 * gimplify.c (gimplify_omp_for): Handle return values from
2349 gimplify_expr using MIN rather than bitwise or.
2350 (gimplify_expr): Add cast to enum type.
2351 * ipa-prop.c (update_jump_functions_after_inlining): Change
2352 IPA_BOTTOM to IPA_JF_UNKNOWN.
2353 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
2354 Add casts to enum type.
2355 (setup_cover_and_important_classes): Change cl to int. Add casts
2357 (setup_class_translate): Change cl and mode to int.
2358 (ira_init_once): Change mode to int.
2359 (free_register_move_costs): Likewise.
2360 (setup_prohibited_mode_move_regs): Add casts to enum type.
2361 * langhooks.c (add_builtin_function_common): Rework assertion that
2362 value fits bitfield.
2363 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
2364 * omega.c (omega_do_elimination): Avoid math on enum types.
2365 * optabs.c (expand_vec_shift_expr): Remove casts to int.
2366 * opts.c (set_debug_level): Change 2 to enum constant. Use new
2367 int local to handle integral_argment value.
2368 * regmove.c (try_auto_increment): Change PUT_MODE to
2370 * reload.c (push_secondary_reload): Add casts to enum type.
2371 (secondary_reload_class, find_valid_class): Likewise.
2372 * reload1.c (emit_input_reload_insns): Likewise.
2373 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
2374 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
2375 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
2377 * tree.c (build_common_builtin_nodes): Add casts to enum type.
2378 * tree-complex.c (complex_lattice_t): Typedef to int rather than
2380 (expand_complex_libcall): Add casts to enum type.
2381 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
2382 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
2383 with ERROR_MARK, not NUM_TREE_CODES.
2384 (vect_create_epilog_for_reduction): Likewise.
2385 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
2386 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
2387 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
2389 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
2390 vect_unused_in_loop. Change 0 to loop_vect.
2391 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
2392 * var-tracking.c (get_init_value): Change return type to enum
2394 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
2395 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
2397 (arm_override_options): Add casts to enum type.
2398 (arm_emit_tls_decoration): Likewise.
2399 * config/i386/i386.c (ix86_function_specific_restore): Add casts
2401 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
2402 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
2403 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
2405 * config/s390/s390.c (code_for_builtin_64): Change to array of
2407 (code_for_builtin_31): Likewise.
2408 (s390_expand_builtin): Change code_for_builtin to enum insn_code
2410 * config/sparc/sparc.c (sparc_override_options): Change value
2411 field in struct code_model to enum cmodel. In initializer change
2412 0 to NULL and add cast to enum type.
2414 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
2415 Change all callers. Issue a -Wc++-compat warning using
2416 lhs_origtype if necessary.
2417 (convert_for_assignment): Issue -Wc++-compat warnings about
2418 invalid conversions to enum type on assignment.
2419 * c-common.h (build_modify_expr): Update declaration.
2421 2009-04-24 Nick Clifton <nickc@redhat.com>
2423 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
2424 (function_arg_advance): Likewise.
2425 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
2428 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2430 * config/s390/constraints.md ('I', 'J'): Fix condition.
2432 2009-04-24 Diego Novillo <dnovillo@google.com>
2434 * gengtype-parse.c (parse_error): Add newline after message.
2436 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2438 * config/i386/sse.md (avxmodesuffixs): Removed.
2439 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
2440 (*avx_pinsr<ssevecsize>): This.
2442 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2444 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
2445 follow chains of regs with a single definition, and allow expressions
2446 that are function_invariant_p.
2447 (simple_rhs_p): Allow expressions that are function_invariant_p.
2449 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
2452 * fold-const.c (fold_cond_expr_with_comparison): When folding
2453 > and >= to MAX, make sure the MAX uses the same type as the
2454 comparison's operands.
2456 2009-04-24 Nick Clifton <nickc@redhat.com>
2458 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
2459 addressing for DImode accesses.
2460 (frv_print_operand_address): Handle PLUS case.
2461 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
2463 2009-04-24 Jakub Jelinek <jakub@redhat.com>
2465 PR rtl-optimization/39794
2466 * alias.c (canon_true_dependence): Add x_addr argument.
2467 * rtl.h (canon_true_dependence): Adjust prototype.
2468 * cse.c (check_dependence): Adjust canon_true_dependence callers.
2469 * cselib.c (cselib_invalidate_mem): Likewise.
2470 * gcse.c (compute_transp): Likewise.
2471 * dse.c (scan_reads_nospill): Likewise.
2472 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
2473 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
2474 canon_base_addr of the group, plus optional offset.
2475 (struct group_info): Rename canon_base_mem to
2477 (get_group_info): Set canon_base_addr to canon_rtx of base, not
2478 canon_rtx of base_mem.
2480 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
2482 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
2483 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
2485 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2487 * config/spu/spu-builtins.h: Delete file.
2489 * config/spu/spu.h (enum spu_builtin_type): Move here from
2491 (struct spu_builtin_description): Likewise. Add GTY marker.
2492 Do not use enum spu_function_code or enum insn_code.
2493 (spu_builtins): Add extern declaration.
2495 * config/spu/spu.c: Do not include "spu-builtins.h".
2496 (enum spu_function_code, enum spu_builtin_type_index,
2497 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
2498 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
2499 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
2500 unsigned_V2DI_type_node): Move here from spu-builtins.h.
2501 (spu_builtin_types): Make static. Add GTY marker.
2502 (spu_builtins): Add extern declaration with GTY marker.
2505 * config/spu/spu-c.c: Do not include "spu-builtins.h".
2506 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
2507 Check programmatically whether all parameters are scalar.
2509 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
2511 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
2513 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
2514 assignment from the constructor either if the target is volatile.
2516 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
2518 * config/arm/arm.md (insv): Do not share operands[0].
2520 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
2522 * config/vxlib-tls.c (active_tls_threads): Delete.
2523 (delete_hook_installed): New.
2524 (tls_delete_hook): Don't delete the delete hook.
2525 (tls_destructor): Delete it here.
2526 (__gthread_set_specific): Adjust installing the delete hook.
2527 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2528 __gthread_leave_tsd_dtor_context.
2530 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2532 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2534 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2536 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2538 (alpha_rtx_costs): Ditto.
2539 (emit_unlikely_jump): Use add_reg_note.
2540 (emit_frame_store_1): Ditto.
2541 (alpha_expand_prologue): Ditto.
2542 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2543 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2545 2009-04-23 Nick Clifton <nickc@redhat.com>
2547 * config/v850/v850.md (epilogue): Remove suppressed code.
2548 (return): Rename to return_simple and remove test of frame size.
2549 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2550 to gen_return_simple.
2552 2009-04-22 Jing Yu <jingyu@google.com>
2555 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2557 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2560 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2561 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2562 value is a VECTOR_CST, the element type is the element type of the
2565 2009-04-22 DJ Delorie <dj@redhat.com>
2567 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2569 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2571 * alias.c (find_base_term): Move around LO_SUM case, so that
2572 CONST falls through into PLUS/MINUS handling.
2575 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2576 into 0, use omit_one_operand.
2578 2009-04-23 Ben Elliston <bje@au.ibm.com>
2580 * config/rs6000/linux-unwind.h (get_regs): Remove type
2581 puns. Change the type of `pc' to an array of unsigned ints and
2582 update all users. Constify frame24.
2584 2009-04-22 DJ Delorie <dj@redhat.com>
2586 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2587 declarations before code.
2588 (current_function_special_page_vector): Likewise.
2589 (m32c_expand_insv): Silence a warning.
2591 2009-04-21 Taras Glek <tglek@mozilla.com>
2593 * alias.c: Update GTY annotations to new syntax.
2594 * basic-block.h: Likewise.
2595 * bitmap.h: Likewise.
2596 * c-common.h: Likewise.
2597 * c-decl.c: Likewise.
2598 * c-parser.c: Likewise.
2599 * c-pragma.c: Likewise.
2600 * c-tree.h: Likewise.
2601 * cfgloop.h: Likewise.
2602 * cgraph.h: Likewise.
2603 * config/alpha/alpha.c: Likewise.
2604 * config/arm/arm.h: Likewise.
2605 * config/avr/avr.h: Likewise.
2606 * config/bfin/bfin.c: Likewise.
2607 * config/cris/cris.c: Likewise.
2608 * config/darwin.c: Likewise.
2609 * config/frv/frv.c: Likewise.
2610 * config/i386/i386.c: Likewise.
2611 * config/i386/i386.h: Likewise.
2612 * config/i386/winnt.c: Likewise.
2613 * config/ia64/ia64.h: Likewise.
2614 * config/iq2000/iq2000.c: Likewise.
2615 * config/mips/mips.c: Likewise.
2616 * config/mmix/mmix.h: Likewise.
2617 * config/pa/pa.c: Likewise.
2618 * config/pa/pa.h: Likewise.
2619 * config/rs6000/rs6000.c: Likewise.
2620 * config/s390/s390.c: Likewise.
2621 * config/sparc/sparc.c: Likewise.
2622 * config/xtensa/xtensa.c: Likewise.
2623 * cselib.h: Likewise.
2624 * dbxout.c: Likewise.
2625 * dwarf2out.c: Likewise.
2626 * except.c: Likewise.
2627 * except.h: Likewise.
2628 * fixed-value.h: Likewise.
2629 * function.c: Likewise.
2630 * function.h: Likewise.
2631 * gimple.h: Likewise.
2632 * integrate.c: Likewise.
2633 * optabs.c: Likewise.
2634 * output.h: Likewise.
2637 * stringpool.c: Likewise.
2638 * tree-data-ref.c: Likewise.
2639 * tree-flow.h: Likewise.
2640 * tree-scalar-evolution.c: Likewise.
2641 * tree-ssa-address.c: Likewise.
2642 * tree-ssa-alias.h: Likewise.
2643 * tree-ssa-operands.h: Likewise.
2646 * varasm.c: Likewise.
2647 * varray.h: Likewise.
2649 * coretypes.h: Do not define GTY macro if it is already defined.
2650 * doc/gty.texi: Update GTY documentation to new syntax.
2651 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2652 annotations on structs.
2653 * gengtype-parse.c: Likewise.
2655 2009-04-22 Mark Heffernan <meheff@google.com>
2657 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2659 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2661 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2664 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2666 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2667 the same as a PLUS without a shift. Increase the cost of a
2670 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2672 * Makefile.in: Update dependencies.
2673 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2674 * errors.h: Remove bogus comment about compatibility.
2675 (warning): Update declaration.
2676 * genautomata.c: Update all calls to warning.
2677 * gimple.c: Do not include errors.h. Include toplev.h.
2678 * tree-ssa-structalias.c: Do not include errors.h.
2679 * omega.c: Likewise.
2680 * tree-ssa-reassoc.c: Likewise.
2681 * config/spu/spu-c.c: Likewise.
2682 * config/spu/t-spu-elf: Update dependencies.
2684 2009-04-22 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/39824
2687 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2688 make sure the types are compatible.
2690 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2693 * c-common.c (c_parse_error): Take a token_flags parameter.
2694 Use token_type for the token type instead.
2695 Pass token_flags to cpp_type2name.
2696 * c-common.h (c_parse_error): Update declaration.
2697 * c-parser.c (c_parser_error): Pass 0 as token flags.
2699 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2701 PR rtl-optimization/39580
2702 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2704 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2706 * function.c (expand_function_end): Do not emit a jump to the "naked"
2707 return label for fall-through returns.
2708 * except.c (sjlj_emit_function_exit): Always place the call to the
2709 unregister function at the location installed by expand_function_end.
2711 2009-04-22 Richard Guenther <rguenther@suse.de>
2713 PR tree-optimization/39845
2714 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2715 (gen_inbound_check): Likewise.
2717 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2719 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2721 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2722 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2724 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2726 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2727 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2728 shift counts to avoid out-of-bounds array accesses.
2730 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2732 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2733 (Pmode): Move above.
2735 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2737 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2738 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2739 GET_CODE macro. Use IN_RANGE macro where appropriate.
2740 * config/alpha/alpha.h: Ditto.
2741 * config/alpha/alpha.md: Ditto.
2742 * config/alpha/constraints.md: Ditto.
2743 * config/alpha/predicates.md: Ditto.
2745 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2747 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2748 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2749 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2750 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2751 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2752 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2753 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2754 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2755 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2756 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2757 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2758 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2759 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2760 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2761 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2762 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2763 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2764 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2765 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2766 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2767 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2768 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2769 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2770 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2771 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2772 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2773 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2775 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2777 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2778 references from comments.
2779 * cfgbuild.c: (count_basic_blocks): Delete.
2780 (find_basic_blocks_1): Delete.
2781 (find_basic_blocks): Delete.
2782 * except.c (finish_eh_generation): Make static. Move comment from
2783 except.h here. Remove find_basic_blocks references from comments.
2784 * except.h (finish_eh_generation): Delete.
2785 * basic-block.h (find_basic_blocks): Delete.
2786 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2788 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2790 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2791 (sdbout_parms): Likewise.
2793 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2795 * config/sh/sh.c (prepare_cbranch_operands): Use
2796 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2797 (expand_cbranchdi4): Likewise.
2798 (from_compare): Add cast to enum type.
2799 (expand_cbranchsi4): Use add_reg_note.
2800 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2801 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2802 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2803 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2804 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2805 instead of CODE_FOR_nothing.
2806 (cbranchdi4): Likewise. Fix the order of arguments for
2808 (push_fpscr): Use add_reg_note.
2809 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2810 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2812 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2814 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2815 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2816 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2817 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2818 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2819 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2820 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2821 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2822 config/alpha/x-vms, config/arc/t-arc,
2823 config/arm/README-interworking, config/arm/arm-c.c,
2824 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2825 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2826 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2827 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2828 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2829 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2830 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2831 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2832 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2833 config/cris/t-elfmulti, config/crx/t-crx,
2834 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2835 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2836 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2837 config/h8300/t-h8300, config/i386/athlon.md,
2838 config/i386/darwin-libgcc.10.4.ver,
2839 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2840 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2841 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2842 config/i386/t-linux64, config/i386/t-nwld,
2843 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2844 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2845 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2846 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2847 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2848 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2849 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2850 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2851 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2852 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2853 config/m68k/t-uclinux, config/mcore/t-mcore,
2854 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2855 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2856 config/mips/crtn.asm, config/mips/irix-crti.asm,
2857 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2858 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2859 config/mips/mips-fixed.md, config/mips/sb1.md,
2860 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2861 config/mips/t-iris6, config/mips/t-isa3264,
2862 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2863 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2864 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2865 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2866 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2867 config/mn10300/t-linux, config/mn10300/t-mn10300,
2868 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2869 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2870 config/picochip/libgccExtras/clzsi2.asm,
2871 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2872 config/rs6000/darwin-libgcc.10.4.ver,
2873 config/rs6000/darwin-libgcc.10.5.ver,
2874 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2875 config/rs6000/t-aix43, config/rs6000/t-aix52,
2876 config/rs6000/t-darwin, config/rs6000/t-fprules,
2877 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2878 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2879 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2880 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2881 config/rs6000/t-rtems, config/rs6000/t-spe,
2882 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2883 config/score/t-score-elf, config/sh/divcost-analysis,
2884 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2885 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2886 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2887 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2888 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2889 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2890 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2891 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2892 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2893 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2894 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2895 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2896 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2897 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2898 * config/h8300/genmova.sh: Include copyright and license notices
2899 in generated output.
2900 * config/h8300/mova.md: Regenerate.
2901 * doc/install.texi2html: Include word "Copyright" in copyright
2902 notice and use name "Free Software Foundation, Inc.".
2903 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2904 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2905 ChangeLog-2007, ChangeLog-2008: Correct dates.
2907 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2909 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2910 NE_EXPR operations as well.
2911 * c-parser.c (c_parser_condition): Do not set location information on
2913 (c_parser_conditional_expression): Likewise.
2914 (c_parser_binary_expression): Set location information on operators.
2915 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2916 TRUTH_NOT_EXPR has been folded.
2917 * fold-const.c (fold_truth_not_expr): Copy location information from
2918 the incoming expression to the outgoing one.
2919 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2920 recursive calls on the LHS of the operator but pass that of the
2921 operator to recursive calls on the RHS of the operator. Set it
2923 (shortcut_cond_expr): Set the locus of the operator on the second
2924 COND_EXPR and that of the expression on the first in degenerate cases.
2925 Pass the locus of the expression to calls to shortcut_cond_r.
2926 Set the locus of the 'then' block on the associated jump, if any.
2927 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2928 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2929 expression to call to gimplify_boolean_expr.
2931 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2933 * config.gcc: Add additional configuration for
2934 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2935 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2936 (CPP_SPEC): Redefine for allowing -municode option.
2937 (STARTFILE_SPEC): Likewise.
2938 * config/i386/t-mingw-w64: New.
2939 * config/i386/mingw-w64.opt: New.
2940 (municode): Add new target option.
2941 * doc/invoke.texi (municode): Add documentation for new option.
2943 2009-04-21 Ian Lance Taylor <iant@google.com>
2945 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2946 Correct test for number of arguments.
2947 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2949 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2951 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2952 argument of emit_library_call.
2954 2009-04-21 Richard Guenther <rguenther@suse.de>
2957 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2958 inside VIEW_CONVERT_EXPRs.
2960 2009-04-21 Martin Jambor <mjambor@suse.cz>
2962 * tree-switch-conversion.c (build_constructors): Split a long line.
2963 (constructor_contains_same_values_p): New function.
2964 (build_one_array): Create assigns of constants if possible, do not
2965 call mark_sym_for_renaming, call update_stmt.
2966 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2967 make_rename_temp. Do not call mark_symbols_for_renaming, call
2969 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2970 find_new_referenced_vars, call update_stmt.
2971 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2972 instead of calling make_rename_temp. Do not call
2973 find_new_referenced_vars or mark_symbols_for_renaming, call
2976 2009-04-21 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/39827
2979 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2980 (tree_ssa_phiprop): Pass the correct array size.
2982 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2984 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2986 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2989 * c-typeck.c (lvalue_p): Move declaration ...
2990 * c-common.h (lvalue_p): ... to here.
2991 * c-common.c (candidate_equal_p): New.
2992 (add_tlist): Use it.
2993 (merge_tlist): Use it.
2994 (warn_for_collisions_1): Likewise.
2995 (warning_candidate_p): Accept more candidates.
2996 (verify_tree): A warning candidate can be an expression. Use
2999 2009-04-21 Ben Elliston <bje@au.ibm.com>
3002 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3003 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3004 options. Remove -mcall-solaris documentation.
3006 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3009 * doc/invoke.texi (-Wlong-long): Update description.
3010 * c-lex (interpret_integer): Only warn if there was no previous
3011 overflow and -Wlong-long is enabled.
3012 * c-decl.c (declspecs_add_type): Drop redundant flags.
3013 * c.opt (Wlong-long): Init to -1.
3014 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3015 and front-end warn_long_long. Wlong-long only depends on other
3016 flags if it is uninitialized.
3017 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3018 the same for CPP and FE.
3019 (restore_extension_diagnostics): Likewise.
3021 2009-04-20 Ian Lance Taylor <iant@google.com>
3023 Fix enum conversions which are invalid in C++:
3024 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3025 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3026 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3027 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3028 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3029 (dbxout_parms): Likewise.
3030 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3031 (df_clear_flags): Likewise.
3032 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3033 top_flag parameter to int.
3034 (df_chain_create_bb_process_use): Likewise.
3035 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3037 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3038 (df_ref_create_structure, df_def_record_1): Likewise.
3039 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3040 (df_notes_rescan): Change 0 to VOIDmode in function call.
3041 (df_get_call_refs, df_insn_refs_collect): Likewise.
3042 (df_bb_regs_collect): Likewise.
3043 (df_entry_block_defs_collect): Likewise.
3044 (df_exit_block_uses_collect): Likewise.
3045 * df.h: Update declarations.
3046 * double-int.c (double_int_divmod): Add cast to enum type.
3047 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
3048 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
3049 (based_loc_descr): Likewise.
3050 (loc_descriptor_from_tree_1): Change first_op and second_op to
3051 enum dwarf_location_atom. Add cast to enum type.
3052 * expmed.c (init_expmed): Change 0 to SET in function call.
3053 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
3054 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
3055 (do_store_flag): Likewise.
3056 * fixed-value.h (struct fixed_value): Change mode to enum
3058 * function.c (assign_parms): Change 0 to VOIDmode in function call.
3059 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
3061 (insert_insn_decl, insert_decl, insert_state): Likewise.
3062 (automata_list_finish): Likewise.
3063 * genrecog.c (process_define_predicate): Add cast to enum type.
3064 * gensupport.c (init_predicate_table): Add cast to enum type.
3065 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
3067 (gimple_build_call_1, gimple_build_label): Likewise.
3068 (gimple_build_goto, gimple_build_asm_1): Likewise.
3069 (gimple_build_switch_1, gimple_build_cdt): Likewise.
3070 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
3071 (enum fallback): Rename from enum fallback_t.
3072 (fallback_t): Typedef as int.
3073 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
3074 GSI_SAME_STMT in function call.
3075 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
3077 (setup_reg_class_relations): Likewise.
3078 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
3079 (setup_prohibited_class_mode_regs): Add cast to enum type.
3080 (setup_prohibited_mode_move_regs): Likewise.
3081 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
3082 (record_address_regs): Change i to enum reg_class.
3083 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
3084 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
3085 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
3086 (GET_MODE_2XWIDER_MODE): Likewise.
3087 (GET_CLASS_NARROWEST_MODE): Likewise.
3088 * omp-low.c (expand_omp_for): Add cast to enum type.
3089 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
3090 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
3091 * postreload.c (reload_cse_simplify_operands): Change rclass local
3093 * predict.c (combine_predictions_for_insn): Change best_predictor
3094 and predictor to enum br_predictor.
3095 (combine_predictions_for_bb): Likewise.
3096 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
3097 use SET_PREDICT_EXPR_OUTCOME.
3098 * real.c (real_arithmetic): Change icode to code in function call.
3099 * reginfo.c (init_move_cost): Add casts to enum type.
3100 (init_reg_sets_1, init_fake_stack_mems): Likewise.
3101 * regmove.c (regclass_compatible_p): Change class0 and class1 to
3103 * reload.c (find_valid_class): Add casts to enum type.
3104 (push_reload): Change 0 to NO_REGS in function call.
3105 (find_reloads): Change this_alternative to array of enum
3106 reg_class. Remove some now-unnecessary casts.
3107 (make_memloc): Change 0 to VOIDmode in function call.
3108 * reload1.c (reload): Change 0 to VOIDmode in function call.
3109 (eliminate_regs_1, elimination_effects): Likewise.
3110 (eliminate_regs_in_insn): Likewise.
3111 (emit_input_reload_insns): Add cast to enum type.
3112 (delete_output_reload): Change 0 to VOIDmode in function call.
3113 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
3114 to enum type in function call.
3115 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
3116 (SET_PREDICT_EXPR_OUTCOME): Define.
3117 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
3118 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
3119 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
3120 (dump_function): Likewise.
3121 * tree-dump.h: Update declarations.
3122 * tree-pass.h: Update declarations.
3123 * varasm.c (assemble_integer): Change mclass to enum mode_class.
3124 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
3126 (arm_rtx_costs_1): Correct parenthesization.
3127 (arm_rtx_costs): Add casts to enum type.
3128 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
3129 (vfp_emit_fstmd): Use add_rg_note.
3130 (emit_multi_reg_push, emit_sfm): Likewise.
3131 (thumb_set_frame_pointer): Likewise.
3132 (arm_expand_prologue): Likewise.
3133 (arm_regno_class): Change return type to enum reg_class.
3134 (thumb1_expand_prologue): Use add_reg_note.
3135 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
3136 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
3138 * config/arm/gentune.sh: Add cast to enum type.
3139 * config/arm/arm-tune.md: Rebuild.
3140 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
3141 (ix86_split_fp_branch, predict_jump): Likewise.
3142 (ix86_expand_multi_arg_builtin): Change sub_code from enum
3143 insn_code to enum rtx_code.
3144 (ix86_builtin_vectorized_function): Add cast to enum type.
3145 * config/i386/i386.md (truncdfsf2): Change slot to enum
3147 (truncxf<mode>2, isinf<mode>2): Likewise.
3148 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
3150 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
3151 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
3152 (insert_bundle_state): Change 1 to INSERT in function call.
3153 (ia64_add_bundle_selector_before): Likewise.
3154 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
3155 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
3156 (restore_stack_nonlocal): Likewise.
3157 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
3159 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
3161 (mips_rtx_costs): Likewise.
3162 (mips_override_options): Add casts to enum type.
3163 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
3165 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
3166 (store_reg, set_reg_plus_d): Likewise.
3167 (hppa_expand_prologue, hppa_profile_hook): Likewise.
3168 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3170 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
3172 (emit_unlikely_jump): Use add_reg_note.
3173 (rs6000_emit_allocate_stack): Likewise.
3174 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
3175 (output_toc): Change 1 to INSERT in function call.
3176 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
3177 (rs6000_initialize_trampoline): Likewise.
3178 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
3180 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
3181 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
3182 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
3183 (save_gprs): Use add_reg_note.
3184 (s390_emit_prologue): Likewise.
3185 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3186 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
3187 (sparc_fold_builtin): Add cast to enum type.
3188 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
3190 (spu_expand_prologue): Use add_reg_note.
3191 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
3193 2009-04-20 Ian Lance Taylor <iant@google.com>
3195 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
3196 (c_parser_postfix_expression_after_primary): Get VEC for list of
3197 arguments. Get original types of arguments. Call
3198 build_function_call_vec.
3199 (cached_expr_list_1, cached_expr_list_2): New static variables.
3200 (c_parser_expr_list): Change return type to VEC *. Add
3201 p_orig_types parameter. Change all callers.
3202 (c_parser_release_expr): New static function.
3203 (c_parser_vec_to_tree_list): New static function.
3204 * c-typeck.c (build_function_call): Rewrite to build a VEC and
3205 call build_function_call_vec.
3206 (build_function_call_vec): New function, based on old
3207 build_function_call.
3208 (convert_arguments): Remove nargs and argarray parameters. Change
3209 values to a VEC. Add origtypes parameter.
3210 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
3211 (convert_for_assignment): Add origtype parameter. Change all
3212 callers. If warn_cxx_compat, check for conversion to an enum
3213 type when calling a function.
3214 (store_init_value): Add origtype parameter. Change all callers.
3215 (digest_init): Likewise.
3216 (struct init_node): Add origtype field.
3217 (add_pending_init): Add origtype parameter. Change all callers.
3218 (output_init_element): Likewise.
3219 (output_pending_init_elements): Pass origtype from init_node to
3220 output_init_element.
3221 (process_init_element): Pass origtype from c_expr to
3222 output_init_element.
3223 (c_finish_return): Add origtype parameter. Change all callers.
3224 * c-common.c (sync_resolve_size): Change params to VEC *. Change
3226 (sync_resolve_params): Likewise.
3227 (sync_resolve_return): Change params to first_param. Change caller.
3228 (resolve_overloaded_builtins): Change params to VEC *. Change
3229 callers. Save first parameter around call to build_function_call_vec.
3230 * c-decl.c (finish_decl): Add origtype parameter. Change all
3231 callers. Call build_function_call_vec rather than
3232 build_function_call for cleanup.
3233 * c-tree.h: Update declarations.
3234 * c-common.h: Update declarations.
3235 * stub-objc.c (objc_rewrite_function_call): Change parameter from
3236 params to first_param.
3237 * target.h (struct gcc_target): Change resolve_overloaded_builtin
3238 params parameter from tree to void *.
3239 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3240 Change arglist parameter to have type void *, and to be a pointer
3242 * config/rs6000/rs6000-protos.h
3243 (altivec_resolve_overloaded_builtin): Update declaration.
3244 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
3245 fnargs parameter to have type void *, and to be a pointer to a
3246 VEC. Call build_function_call_vec instead of
3247 build_function_call.
3248 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
3250 2009-04-20 Joey Ye <joey.ye@intel.com>
3251 Xuepeng Guo <xuepeng.guo@intel.com>
3252 H.J. Lu <hongjiu.lu@intel.com>
3254 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
3256 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
3257 (IX86_LEA_PRIORITY): Likewise.
3258 (distance_non_agu_define): New function.
3259 (distance_agu_use): Likewise.
3260 (ix86_lea_for_add_ok): Likewise.
3261 (ix86_dep_by_shift_count): Likewise.
3263 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
3264 should split for LEA.
3266 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
3268 (ix86_dep_by_shift_count): Likewise.
3270 2009-04-20 Richard Guenther <rguenther@suse.de>
3272 * expr.c (handled_component_p): Move ...
3273 * tree.h (handled_component_p): ... here.
3274 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
3275 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
3276 and REALPART_EXPR to be in one group.
3278 2009-04-20 Richard Guenther <rguenther@suse.de>
3280 * basic-block.h (get_all_dominated_blocks): Declare.
3281 * dominance.c (get_all_dominated_blocks): New function.
3282 * tree-cfg.c (get_all_dominated_blocks): Remove.
3283 (remove_edge_and_dominated_blocks): Adjust.
3284 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
3285 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
3286 instead of recursing.
3288 2009-04-20 Doug Kwan <dougkwan@google.com>
3290 * cgraph.h (cgraph_node_ptr): New type for vector functions.
3291 (struct cgraph_node_set_def): New type.
3292 (cgraph_node_set) New type. Also declare vector functions.
3293 (struct cgraph_node_set_element_def): New type.
3294 (cgraph_node_set_element): Ditto.
3295 (cgraph_node_set_iterator): New iterator type.
3296 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
3297 cgraph_node_set_remove, dump_cgraph_node_set,
3298 debug_cgraph_node_set): New prototypes.
3299 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
3300 cgraph_node_set_size): New inlines.
3301 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
3303 (struct ipa_opt_pass): Add struct cgraph_node_set_def
3304 argument to function 'write_summary'.
3305 * ipa.c: Include ggc.h.
3306 (hash_cgraph_node_set_element,
3307 eq_cgraph_node_set_element, cgraph_node_set_new,
3308 cgraph_node_set_add, cgraph_node_set_remove,
3309 cgraph_node_set_find, dump_cgraph_node_set,
3310 debug_cgraph_node_set): New functions.
3311 * Makefile.in (ipa.o): Add dependency on GGC_H.
3313 2009-04-20 Ira Rosen <irar@il.ibm.com>
3315 PR tree-optimization/39675
3316 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
3317 check of the return code of vect_schedule_slp. Check that
3318 stmt_vec_info still exists for the statement, before checking its
3321 2009-04-20 Michael Matz <matz@suse.de>
3323 * Makefile.in (generated_files): Take out $(simple_generated_c).
3325 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
3327 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
3328 (UINTPTR_TYPE): Likewise.
3330 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3333 * c-typeck.c (digest_init): Check for initializing an array with a
3336 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3339 * c-semantics.c (pop_stmt_list): Propagate
3340 STATEMENT_LIST_HAS_LABEL to parent statement list.
3342 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
3344 * config/mips/mips.h (mips_tune_attr): New macro.
3345 * config/mips/mips.md (cpu): Use it.
3347 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3350 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
3353 2009-04-19 Diego Novillo <dnovillo@google.com>
3355 * toplev.c (compile_file): Move call to coverage_finish ...
3356 * cgraphunit.c (ipa_passes): ... here.
3357 Call cgraph_process_new_functions.
3358 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
3359 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
3361 2009-04-19 Jan Hubicka <jh@suse.cz>
3363 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
3365 (dump_cgraph_node): Dump can throw external flag.
3366 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
3368 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3372 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
3373 * common.opt (Wlogical-op): Move from here...
3374 * c.opt (Wlogical-op): ... to here.
3375 * c-typeck.c (parser_build_binary_op): Update call to
3376 warn_logical_operator.
3377 * c-opts.c (c_common_post_options): Enable warn_logical_op with
3379 * c-common.c (warn_logical_op): Update.
3380 * c-common.h (warn_logical_op): Update declaration.
3382 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
3384 * tree.c (protected_set_expr_location): Fix formatting.
3386 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3389 * c-typeck.c (readonly_warning): new.
3390 (build_unary_op, build_modify_expr): Use readonly_warning for
3391 storing into something readonly but not const-qualified.
3393 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3396 * c-typeck.c (build_unary_op): Check for taking address of
3397 expression of type void.
3399 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3402 * c-typeck.c (build_function_call): Check for calling a function
3403 with qualified void return types. Call require_complete_type when
3406 2009-04-18 Jan Hubicka <jh@suse.cz>
3408 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
3410 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
3411 can_throw_external flag.
3412 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
3413 * ipa-pure-const.c (ignore_edge): New function.
3414 (propagate): Compute order for NOTHROW computation; set NOTHROWs
3415 only over can_throw_external edges.
3416 (local_pure_const): Add nothrow flag.
3417 * ipa-utils.c (searchc): Add ignore_edge callback.
3418 (ipa_utils_reduced_inorder): Add ignore_edge callback.
3419 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
3420 (set_nothrow_function_flags): Update cgraph.
3421 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
3423 2009-04-18 Richard Guenther <rguenther@suse.de>
3426 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
3427 (fold_stmt): ... this and ...
3428 (fold_stmt_inplace): ... this.
3429 (fold_stmt_1): Fold references in calls and asms.
3430 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
3432 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3434 * tree-vrp.c (ssa_name_nonzero_p): Remove.
3435 * tree.h: Remove the prototype for ssa_name_nonzero_p.
3437 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3439 * tree.c (function_args_count): Remove.
3440 * tree.h: Remove the prototype for function_args_count.
3442 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3444 * tree-iterator.c (expr_only): Remove.
3445 * tree.h: Remove the prototype for expr_only.
3447 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3449 * reginfo.c (cannot_change_mode_set_regs): Remove.
3450 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
3452 2009-04-08 Anatoly Sokolov <aesok@post.ru>
3454 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
3455 whether operands 0 and 1 overlaps.
3457 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3460 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
3461 pointer. Use warning_at instead of warning.
3462 (search_for_addr_array): Likewise.
3463 (check_array_bounds): Likewise.
3464 (check_all_array_refs): Check that the incoming edge is not in the
3465 list of edges to be removed.
3466 (check_all_array_refs): Avoid the temporal pointer.
3467 (vrp_visit_cond_stmt): Fix typo.
3468 (simplify_switch_using_ranges): Handle the case where the switch
3469 index is an integer constant.
3471 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
3473 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
3475 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3477 * doc/extend.texi, doc/invoke.texi: Fix typos.
3479 2009-04-17 Cary Coutant <ccoutant@google.com>
3481 * tree-flow-inline.h (get_lineno): Fix inverted test.
3483 2009-04-17 Diego Novillo <dnovillo@google.com>
3485 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3486 assertion for AVAIL_OUT.
3488 2009-04-17 Mike Frysinger <vapier@gentoo.org>
3491 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
3492 * config/sh/linux-atomic.asm: Likewise.
3494 2009-04-17 Diego Novillo <dnovillo@google.com>
3496 * except.c (debug_eh_tree): New.
3497 (struct eh_region, struct eh_status): Move ...
3498 * except.h: ... here.
3499 (add_type_for_runtime): Declare extern.
3500 (lookup_type_for_runtime): Likewise.
3501 (debug_eh_tree): Declare.
3502 * Makefile.in (GTFILES): List except.h before except.c
3504 2009-04-17 Diego Novillo <dnovillo@google.com>
3506 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
3507 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3508 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
3509 (find_vars_r): ... here.
3510 * tree-flow.h (find_referenced_vars_in): Declare.
3511 * tree-ssa-pre.c (create_expression_by_pieces): Assert
3512 that AVAIL_OUT exists for BLOCK.
3513 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
3514 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
3515 (tree-parloops.o): Likewise.
3517 2009-04-17 Simon Baldwin <simonb@google.com>
3519 * toplev.c (default_tree_printer): Add handling for %E format.
3521 2009-04-17 Diego Novillo <dnovillo@google.com>
3523 * tree-pretty-print.c (dump_generic_node): Add break after
3524 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3525 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3526 FUNCTION_TYPE together. Call print_struct_decl when printing
3527 structures and TDF_SLIM is not given.
3528 (print_struct_decl): Fix logic for detecting recursion.
3530 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3533 * gcc.c (create_at_file): New.
3534 (compile_input_file_p): New.
3535 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3536 * main.c (main): Update call to toplev_main.
3537 * toplev.c (toplev_main): Change signature. Call expandargv.
3538 * toplev.h (toplev_main): Change signature.
3540 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3542 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3543 if the latter is not constant.
3545 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3547 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3549 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3551 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3552 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3554 2009-04-17 Richard Guenther <rguenther@suse.de>
3556 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3557 Handle component references view-converting an invariant address.
3559 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3561 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3562 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3563 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3564 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3565 Use @deftypevr rather than @deftypevar.
3567 2009-04-17 Richard Guenther <rguenther@suse.de>
3569 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3570 (get_prop_source_stmt): Likewise.
3571 (can_propagate_from): Likewise.
3573 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3575 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3576 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3577 (--with-multilib-list): Add default value.
3578 * configure: Regenerate.
3579 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3580 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3581 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3582 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3583 Don't add default cpu to multilib list unnecessarily, but do enable
3584 the relevant compiler option..
3585 Add support for --with-multilib-list=<blank> and
3586 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3587 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3588 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3589 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3591 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3592 (MULTILIB_OSDIRNAMES): New variable.
3593 * config/sh/t-1e: Delete file.
3594 * config/sh/t-mlib-sh1: Delete file.
3595 * config/sh/t-mlib-sh2: Delete file.
3596 * config/sh/t-mlib-sh2a: Delete file.
3597 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3598 * config/sh/t-mlib-sh2a-single: Delete file.
3599 * config/sh/t-mlib-sh2a-single-only: Delete file.
3600 * config/sh/t-mlib-sh2e: Delete file.
3601 * config/sh/t-mlib-sh3e: Delete file.
3602 * config/sh/t-mlib-sh4: Delete file.
3603 * config/sh/t-mlib-sh4-nofpu: Delete file.
3604 * config/sh/t-mlib-sh4-single: Delete file.
3605 * config/sh/t-mlib-sh4-single-only: Delete file.
3606 * config/sh/t-mlib-sh4a: Delete file.
3607 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3608 * config/sh/t-mlib-sh4a-single: Delete file.
3609 * config/sh/t-mlib-sh4a-single-only: Delete file.
3610 * config/sh/t-mlib-sh4al: Delete file.
3611 * config/sh/t-mlib-sh5-32media: Delete file.
3612 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3613 * config/sh/t-mlib-sh5-64media: Delete file.
3614 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3615 * config/sh/t-mlib-sh5-compact: Delete file.
3616 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3617 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3618 * doc/install.texi (Options specification): Add
3619 --with-multilib-list and --with-endian.
3621 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3623 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3625 (OBJS-common): Add plugin-version.o.
3626 (plugin-version.o): New.
3627 * gcc-plugin.h (plugin_gcc_version): New.
3628 (plugin_default_version_check): New.
3629 (plugin_init_func, plugin_init): Add version argument.
3630 * plugin-version.c: New.
3631 * plugin.c (str_plugin_gcc_version_name): New.
3632 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3633 pass it to the init function.
3634 (plugin_default_version_check): New.
3636 2009-04-17 Richard Guenther <rguenther@suse.de>
3638 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3639 for decl-vs-decl disambiguation.
3641 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3643 * config/s390/s390.h (s390_tune_attr): New macro definition.
3644 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3646 2009-04-17 Richard Guenther <rguenther@suse.de>
3648 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3649 (fold_stmt_r): Likewise.
3650 (maybe_fold_reference): New function.
3651 (fold_gimple_assign): Handle cases fold_stmt_r did.
3652 (fold_stmt): Do not use fold_stmt_r.
3653 (fold_stmt_inplace): Likewise.
3655 2009-04-17 Richard Guenther <rguenther@suse.de>
3657 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3658 (record_equivalences_from_stmt): Remove useless checks and
3660 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3661 the type is already suitable.
3663 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3665 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3667 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3669 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3670 (CMPtype): Define as __gcc_CMPtype.
3672 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3674 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3675 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3677 2009-04-17 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/39746
3680 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3681 special-casing for builtins and static variable use/def.
3682 (call_may_clobber_ref_p_1): Likewise.
3684 2009-04-16 Ian Lance Taylor <iant@google.com>
3686 * df.h: Include "timevar.h".
3687 (struct df_problem): Change tv_id field to timevar_id_t.
3688 * tree-pass.h: Include "timevar.h".
3689 (struct opt_pass): Change tv_id field to timevar_id_t.
3690 * timevar.h (timevar_id_t): Define TV_NONE.
3691 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3692 TV_NONE rather than tv_id != 0.
3693 (execute_one_pass): Likewise.
3694 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3695 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3696 dependencies to $(TREE_PASS_H).
3697 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3699 (pass_branch_target_load_optimize2): Likewise.
3700 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3701 (pass_outof_cfg_layout_mode): Likewise.
3702 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3703 (pass_rebuild_cgraph_edges): Likewise.
3704 (pass_remove_cgraph_callee_edges): Likewise.
3705 * df-core.c (pass_df_initialize_opt): Likewise.
3706 (pass_df_initialize_no_opt): Likewise.
3707 (pass_df_finish): Likewise.
3708 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3709 * except.c (pass_set_nothrow_function_flags): Likewise.
3710 (pass_convert_to_eh_region_ranges): Likewise.
3711 * final.c (pass_compute_alignments): Likewise.
3712 * function.c (pass_instantiate_virtual_regs): Likewise.
3713 (pass_init_function): Likewise.
3714 (pass_leaf_regs): Likewise.
3715 (pass_match_asm_constraints): Likewise.
3716 * gimple-low.c (pass_lower_cf): Likewise.
3717 (pass_mark_used_blocks): Likewise.
3718 * init-regs.c (pass_initialize_regs): Likewise.
3719 * integrate.c (pass_initial_value_sets): Likewise.
3720 * ira.c (pass_ira): Likewise.
3721 * jump.c (pass_cleanup_barriers): Likewise.
3722 * omp-low.c (pass_expand_omp): Likewise.
3723 (pass_lower_omp): Likewise.
3724 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3725 * recog.c (pass_split_all_insns): Likewise.
3726 (pass_split_after_reload): Likewise.
3727 (pass_split_before_regstack): Likewise.
3728 (pass_split_before_sched2): Likewise.
3729 (pass_split_for_shorten_branches): Likewise.
3730 * reginfo.c (pass_reginfo_init): Likewise.
3731 (pass_subregs_of_mode_init): Likewise.
3732 (pass_subregs_of_mode_finish): Likewise.
3733 * passes.c (pass_postreload): Likewise.
3734 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3735 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3736 (pass_warn_function_return): Likewise.
3737 (pass_warn_function_noreturn): Likewise.
3738 * tree-complex.c (pass_lower_complex): Likewise.
3739 (pass_lower_complex_O0): Likewise.
3740 * tree-if-conv.c (pass_if_conversion): Likewise.
3741 * tree-into-ssa.c (pass_build_ssa): Likewise.
3742 * tree-mudflap.c (pass_mudflap_1): Likewise.
3743 (pass_mudflap_2): Likewise.
3744 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3745 (pass_mudflap_2): Likewise.
3746 * tree-nrv.c (pass_return_slot): Likewise.
3747 * tree-object-size.c (pass_object_sizes): Likewise.
3748 * tree-optimize.c (pass_all_optimizations): Likewise.
3749 (pass_early_local_passes): Likewise.
3750 (pass_all_early_optimizations): Likewise.
3751 (pass_cleanup_cfg): Likewise.
3752 (pass_cleanup_cfg_post_optimizing): Likewise.
3753 (pass_free_datastructures): Likewise.
3754 (pass_free_cfg_annotations): Likewise.
3755 (pass_fixup_cfg): Likewise.
3756 (pass_init_datastructures): Likewise.
3757 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3758 (pass_late_warn_uninitialized): Likewise.
3759 (pass_update_address_taken): Likewise.
3760 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3761 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3762 (pass_cse_sincos): Likewise.
3763 (pass_convert_to_rsqrt): Likewise.
3764 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3765 * tree-stdarg.c (pass_stdarg): Likewise.
3766 * tree-tailcall.c (pass_tail_recursion): Likewise.
3767 (pass_tail_calls): Likewise.
3768 * tree-vect-generic.c (pass_lower_vector): Likewise.
3769 (pass_lower_vector_ssa): Likewise.
3770 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3772 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3774 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3776 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3778 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3779 logical and signext.
3781 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3784 * config/sh/predicates.md (arith_operand): Check if the operand
3785 of TRUNCATE is a REG.
3787 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3789 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3790 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3792 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3794 * tree-iterator.c (tsi_split_statement_list_after,
3795 tsi_split_statement_list_before): Remove.
3796 * tree-iterator.h: Remove the prototypes for
3797 tsi_split_statement_list_after and tsi_split_statement_list_before.
3799 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3801 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3802 * tree-ssa-propagate.h: Remove the prototype for
3803 stmt_makes_single_load.
3805 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3807 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3808 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3810 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3812 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3814 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3816 * except.c (eh_region_outer_p): Remove.
3817 * except.h: Remove the prototype for eh_region_outer_p.
3819 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3821 * function.c (current_function_assembler_name): Remove.
3822 * function.h: Remove the prototype for
3823 current_function_assembler_name.
3825 2009-04-16 Ian Lance Taylor <iant@google.com>
3827 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3828 (add_reg_note): Call alloc_reg_note.
3829 * rtl.h (alloc_reg_note): Declare.
3830 * combine.c (try_combine): Use alloc_reg_note.
3831 (recog_for_combine, move_deaths): Likewise.
3832 (distribute_notes): Use alloc_reg_note and add_reg_note.
3833 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3834 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3835 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3837 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3839 PR rtl-optimization/39762
3840 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3841 ira_may_move_out_cost): Add comments about way of their usage.
3842 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3844 * ira-conflicts.c (process_regs_for_copy): Use function
3845 ira_get_register_move_cost instead of global
3846 ira_register_move_cost.
3848 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3849 color_pass, move_spill_restore, update_curr_costs): Ditto.
3851 * ira-lives.c (process_single_reg_class_operands): Ditto.
3853 * ira-emit.c (emit_move_list): Ditto.
3855 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3856 (record_reg_classes): Ditto. Use functions
3857 ira_get_register_move_cost and ira_get_may_move_cost instead of
3858 global vars ira_register_move_cost, ira_may_move_out_cost and
3859 ira_may_move_in_cost.
3860 (record_address_regs): Don't call ira_init_register_move_cost.
3861 Use function ira_get_may_move_cost instead of global
3862 ira_may_move_in_cost.
3863 (process_bb_node_for_hard_reg_moves): Use function
3864 ira_get_register_move_cost instead of global ira_register_move_cost.
3865 (ira_costs): Don't call ira_init_register_move_cost.
3867 2009-04-16 Richard Guenther <rguenther@suse.de>
3869 * tree-cfg.c (verify_gimple_assign_binary):
3870 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3871 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3872 (create_general_new_stmt): Note that this function is broken.
3874 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3876 * common.opt (fhelp): Add Var(help_flag).
3877 * gcc-plugin.h (plugin_info): Add help.
3878 * plugin.c (plugin_name_args): Add help.
3879 (register_plugin_info): Set plugin->help.
3880 (print_help_one_plugin): New.
3881 (print_plugins_help): New.
3882 * plugin.h (print_plugins_help): New.
3883 * toplev.c (toplev_main): Call print_plugins_help if needed.
3885 2009-04-16 Richard Guenther <rguenther@suse.de>
3887 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3888 (gimple_ior_addresses_taken_1): New function.
3889 (gimple_ior_addresses_taken): Likewise.
3890 * gimple.h (struct gimple_statement_with_ops_base): Remove
3891 addresses_taken member.
3892 (gimple_ior_addresses_taken): Declare.
3893 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3894 gimple_set_addresses_taken): Remove.
3895 * ipa-reference.c (mark_address): New function.
3896 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3897 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3898 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3899 (gimple_add_to_addresses_taken): Remove.
3900 (get_tmr_operands): Call mark_address_taken.
3901 (get_asm_expr_operands): Likewise.
3902 (get_expr_operands): Likewise.
3903 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3904 (free_stmt_operands): Do not free it.
3905 * tree-ssa.c (delete_tree_ssa): Likewise.
3906 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3908 2009-04-16 Richard Guenther <rguenther@suse.de>
3910 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3911 (walk_stmt_load_store_ops): Likewise.
3912 * gimple.c (get_base_loadstore): New function.
3913 (walk_stmt_load_store_addr_ops): Likewise.
3914 (walk_stmt_load_store_ops): Likewise.
3915 * ipa-pure-const.c (check_op): Simplify.
3916 (check_load, check_store): New functions.
3917 (check_stmt): Use walk_stmt_load_store_ops.
3918 * ipa-reference.c (mark_load): Adjust signature.
3919 (mark_store): Likewise.
3920 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3922 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3924 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3926 * opts.c (common_handle_option): Don't call print_version.
3927 * plugin.c (plugin_name_args): Add version.
3928 (register_plugin_info): New.
3929 (register_callback): Handle PLUGIN_INFO.
3930 (try_init_one_plugin): New.
3931 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3933 (finalize_one_plugin): New.
3934 (finalize_plugins): New.
3935 (print_one_plugin): New.
3936 (print_plugins_versions): New.
3937 * plugin.h (print_plugins_versions): New.
3938 (finalize_plugins): New.
3939 * toplev.c (compile_file): Don't call initialize_plugins.
3940 (print_version): Call print_plugins_versions.
3941 (toplev_main): Call initialize_plugins. Print version if needed.
3942 Call finalize_plugins.
3944 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3946 * common.opt (fversion): New.
3947 * gcc.c (print_version): New.
3948 (process_command): Don't print the version. Just set print_version.
3949 (main): Print version. Call subprocesses if print_version and
3950 verbose_flag are set.
3951 * opts.c (common_handle_option): Handle OPT_fversion.
3953 2009-04-16 Richard Guenther <rguenther@suse.de>
3954 Ira Rosen <irar@il.ibm.com>
3956 PR tree-optimization/39698
3957 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3958 type of the reduction variable. Only generate the def if
3961 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3962 make sure to first convert to an integer of the same precision.
3963 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3964 the type of the evolution correctly in computing the new
3965 induction variable base.
3967 2009-04-16 Richard Guenther <rguenther@suse.de>
3970 * tree-cfg.c (make_blocks): Split statements with to-be
3971 abnormal SSA names on the lhs.
3973 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3975 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3976 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3977 * c-typeck.c (really_start_incremental_init): Likewise.
3978 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3979 (TARGET_INITIALIZER): Remove it.
3980 * target.h (struct target): Remove vector_opaque_p.
3981 * tree.c (build_opaque_vector_type): New.
3982 * tree.h (TYPE_VECTOR_OPAQUE): New.
3983 (build_opaque_vector_type): Declare.
3984 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3985 * config/rs6000/rs6000.c (build_opaque_vector_type,
3986 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3987 (rs6000_init_builtins): Use build_opaque_vector_type for
3988 opaque_V4SI_type_node.
3990 2009-04-15 Catherine Moore <clm@codesourcery.com>
3992 * debug.h (set_name): Declare.
3993 * dwarf2out.c (dwarf2out_set_name): Declare.
3994 (dwarf2_debug_hooks): Add set_name.
3995 (find_AT_string): New.
3996 (add_AT_string): Call find_AT_string.
3997 (dwarf2out_set_name): New.
3998 * cp/decl.c (grokdeclarator): Call set_name.
3999 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4000 * debug.c (do_nothing_debug_hooks): Likewise.
4001 * dbxout.c (dbx_debug_hooks): Likewise.
4002 * sdbout.c (sdb_debug_hooks): Likewise.
4004 2009-04-15 Michael Eager <eager@eagercon.com>
4006 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4007 reg for single-precision FPU.
4008 * config/rs6000/rs6000.md (movsi_internal1): Only for
4010 (movsi_internal1_single): New. Add pattern to move SI values to/from
4011 single-precision FP regs.
4013 2009-04-15 Richard Guenther <rguenther@suse.de>
4015 * omp-low.c (lower_rec_input_clauses): Build correct address
4017 (expand_omp_for_generic): Fix multiplication type.
4018 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4019 (generate_memset_zero): Fix types.
4020 * tree-profile.c (prepare_instrumented_value): Correctly
4023 2009-04-15 Ian Lance Taylor <iant@google.com>
4025 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4026 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4027 for -Wall and for -Wc++-compat.
4028 (c_common_post_options): For C++, set warn_enum_compare if not
4030 * c-tree.h (struct c_expr): Add field original_type.
4031 (build_external_ref): Update declaration.
4032 * c-parser.c (c_parser_braced_init): Set original_type.
4033 (c_parser_initelt): Likewise.
4034 (c_parser_expr_no_commas): Likewise.
4035 (c_parser_conditional_expression): Likewise.
4036 (c_parser_cast_expression): Likewise.
4037 (c_parser_unary_expression): Likewise. Pull setting of
4038 original_code to top of function.
4039 (c_parser_sizeof_expression): Set original_type.
4040 (c_parser_alignof_expression): Likewise.
4041 (c_parser_postfix_expression): Likewise. Pull setting of
4042 original_code to top of function.
4043 (c_parser_postfix_expression_after_paren_type): Set original_type.
4044 (c_parser_postfix_expression_after_primary): Likewise.
4045 (c_parser_expression): Likewise.
4046 * c-typeck.c (build_external_ref): Add type parameter. Change all
4048 (c_expr_sizeof_expr): Set original_type field.
4049 (parser_build_unary_op): Likewise.
4050 (parser_build_binary_op): Likewise. Optionally warn about
4051 comparisons of enums of different types.
4052 (digest_init): Set original_type field.
4053 (really_start_incremental_init): Likewise.
4054 (push_init_level, pop_init_level): Likewise.
4055 * doc/invoke.texi (Warning Options): -Wenum-compare now
4058 2009-04-15 Richard Guenther <rguenther@suse.de>
4060 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
4061 out a necessary conversion.
4062 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
4063 names we didn't value number.
4064 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
4066 2009-04-15 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/39764
4069 * tree-ssa-ccp.c (get_value): Canonicalize value with
4070 canonicalize_float_value.
4072 2009-04-15 Jan Hubicka <jh@suse.cz>
4074 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
4075 Wrong version of patch.
4077 2009-04-15 Jan Hubicka <jh@suse.cz>
4079 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
4081 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
4083 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
4084 our distinct integral and vector types.
4086 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
4088 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
4089 * init.c (build_vtbl_address): Remove call to assemble_external.
4091 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
4093 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
4094 output for other floating point modes.
4096 2009-04-14 Diego Novillo <dnovillo@google.com>
4098 * diagnostic.c (diagnostic_report_diagnostic): Do not
4099 warn about loaded plugins for DK_ERROR and DK_WARNING.
4100 * c-decl.c (declspecs_add_type): Move call to
4101 invoke_plugin_callbacks ...
4102 * c-parser.c (c_parser_declspecs): ... here.
4103 * plugin.c (dump_active_plugins): Tidy output.
4105 2009-04-14 Diego Novillo <dnovillo@google.com>
4106 Le-Chun Wu <lcwu@google.com>
4108 * configure.ac: Add --enable-plugin support.
4109 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
4110 * Makefile.in (PLUGIN_H): Define.
4111 Export ENABLE_PLUGIN and GMPINC to site.exp.
4112 Add PLUGINLIBS to link command.
4113 Add/modify dependencies for plugin.o and files including plugin.h.
4115 * config.in: Regenerate.
4117 * opts.c (common_handle_option): Handle OPT_fplugin_ and
4120 2009-04-14 Le-Chun Wu <lcwu@google.com>
4122 * tree-pass.h (register_one_dump_file): Add a prototype for
4123 register_one_dump_file.
4124 * toplev.c (compile_file): Call initialize_plugins.
4125 (do_compile): Call invoke_plugin_callbacks.
4126 (toplev_main): Call invoke_plugin_callbacks.
4127 * common.opt: Add -fplugin= and -fplugin-arg-.
4128 * gcc-plugin.h: New public header file for plugins to include.
4129 * plugin.c: New source file.
4130 * plugin.h: New internal header file.
4131 * passes.c (register_one_dump_file): Make it external.
4133 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
4135 2009-04-14 Diego Novillo <dnovillo@google.com>
4137 * doc/plugins.texi: New.
4138 * doc/gccint.texi: Add reference to Plugins chapter.
4139 * doc/invoke.texi: Document -fplugin and -fplugin-arg
4140 * diagnostic.c (diagnostic_report_diagnostic): Warn about
4141 loaded plugins, if any.
4142 * timevar.def (TV_PLUGIN_INIT): Define.
4143 (TV_PLUGIN_RUN): Define.
4144 * plugin.c: Include timevar.h
4145 (plugins_active_p): New.
4146 (dump_active_plugins): New.
4147 (debug_active_plugins): New.
4149 2009-04-14 Joseph Myers <joseph@codesourcery.com>
4151 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
4153 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
4155 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
4157 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
4158 the same as a minus without a shift.
4160 2009-04-14 Nick Clifton <nickc@redhat.com>
4162 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
4163 comparisons with small integers will always produce a short
4166 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
4169 2008-12-19 Diego Novillo <dnovillo@google.com>
4171 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
4173 2009-04-14 Richard Guenther <rguenther@suse.de>
4175 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
4177 (verify_gimple_assign_binary): Likewise. Handle shifts and
4179 (verify_gimple_phi): Print the mismatched argument position.
4180 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4182 (vect_update_init_of_dr): Likewise.
4183 * matrix-reorg.c (transform_access_sites): Do what the
4185 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
4187 2009-04-13 Michael Eager <eager@eagercon.com>
4189 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
4190 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
4191 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
4192 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
4193 remove duplicate config
4195 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4197 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
4198 file_name:line_number type locator of the call site.
4200 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
4202 * genautomata.c: Put blank after comma.
4203 (automaton_decls): New.
4204 (struct unit_usage): Add comments to member next.
4205 (store_alt_unit_usage): Keep the list ordered.
4206 (unit_present_on_list_p, equal_alternatives_p): New.
4207 (check_regexp_units_distribution): Check units distribution
4208 correctness correctly.
4209 (main): Don't write automata if error is found. Return correct
4212 * config/m68k/cf.md (cfv4_ds): Remove.
4213 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
4214 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
4216 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
4217 power4-load-ext, power4-store, power4-store-update,
4218 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
4219 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
4220 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
4221 power4-sqrt, power4-isync): Modify reservation to make correct
4222 unit distribution to automata.
4224 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
4225 power5-store-update, power5-two, power5-three, power5-lmul,
4226 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
4228 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
4230 * except.c (pass_set_nothrow_function_flags): Set name and add
4232 (set_nothrow_function_flags): Mention in the dump file when
4233 changing a function to nothrow.
4235 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
4238 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
4239 instead of unsigned long.
4241 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4243 * config/arm/arm.c (return_used_this_function): Remove.
4244 (arm_output_function_prologue): Remove use of
4245 return_used_this_function.
4246 (output_return_instruction): Replace use of
4247 return_used_this_function
4248 by cfun->machine->return_used_this_function.
4249 (arm_output_epilogue): Likewise.
4250 (arm_output_function_epilogue): Likewise.
4251 (thumb_unexpanded_epilogue): Likewise.
4252 * config/arm/arm.h (struct machine_function):
4253 New member return_used_this_function.
4255 2009-04-12 Mark Mitchell <mark@codesourcery.com>
4257 * doc/install.texi: Correct description of default directory for
4258 --with-gxx-include-dir.
4260 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
4262 * fold-const.c (build_range_check): Properly deal with enumeral and
4265 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
4267 * doc/invoke.texi (max_gcse_passes): Remove documentation.
4268 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
4269 * params.h (MAX_GCSE_PASSES): Remove.
4270 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
4271 in sequence. Remove ability to run multiple passes.
4272 (bypass_jumps): Report run as third CPROP pass.
4274 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
4277 * except.c (can_throw_external): Look at each insn in a SEQUENCE
4278 when deciding whether the whole SEQUENCE can throw.
4280 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
4283 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
4284 offseted label references.
4286 2009-04-11 Jan Hubicka <jh@suse.cz>
4288 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
4290 2009-04-11 Richard Guenther <rguenther@suse.de>
4293 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
4294 return variables as TREE_ADDRESSABLE.
4296 2009-04-11 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/39713
4299 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
4300 reference trees have SSA_NAME operands.
4302 2009-04-11 Richard Guenther <rguenther@suse.de>
4305 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
4306 address expressions.
4308 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
4310 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
4311 match changes in Cygwin 1.7
4312 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
4313 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
4315 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4317 PR tree-optimization/39701
4318 * doc/invoke.texi (Optimization Options): Document change in
4319 meaning and initialization of -fdelete-null-pointer-checks.
4321 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4324 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
4326 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
4329 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
4331 2009-04-10 Chao-ying Fu <fu@mips.com>
4333 * doc/tm.texi (Instruction Output): Document
4334 TARGET_ASM_FINAL_POSTSCAN_INSN.
4335 * target.h (final_postscan_insn): New field in asm_out.
4336 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4337 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
4338 * final.c (final_scan_insn): Call
4339 targetm.asm_out.final_postscan_insn after outputting
4340 an asm macro and a normal instruction.
4342 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
4343 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
4344 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
4345 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
4346 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4348 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4351 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
4352 variables as non-NULL even with -fdelete-null-pointer-checks.
4354 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4356 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
4358 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
4361 * config/i386/i386.c (classify_argument): Handle SCmode with
4362 (bit_offset % 64) != 0.
4364 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
4366 * doc/invoke.texi (Optimize Options): Add cross-reference to
4367 -Q --help=optimizers examples.
4369 2009-04-10 Ben Elliston <bje@au.ibm.com>
4372 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
4373 regalign for the reg == fpr and TDmode case.
4375 2009-04-09 David Ayers <ayers@fsfe.org>
4378 * objc/objc-act.c (warn_with_method): Remove helper function.
4379 (check_duplicates): Call warning and inform directly.
4380 (really_start_method): Likewise.
4382 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4384 * expmed.c (expand_divmod): Always use a comparison for a division
4385 by a large unsigned integer.
4387 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
4388 for things others than variables or functions as nonzero.
4390 2009-04-09 Nick Clifton <nickc@redhat.com>
4392 * unwind-compat.c: Change copyright header to refer to version
4393 3 of the GNU General Public License with version 3.1 of the
4394 GCC Runtime Library Exception and to point readers at the
4395 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
4396 * config/alpha/crtfastmath.c: Likewise.
4397 * config/alpha/linux-unwind.h: Likewise.
4398 * config/alpha/qrnnd.asm: Likewise.
4399 * config/alpha/vms-crt0-64.c: Likewise.
4400 * config/alpha/vms-crt0.c: Likewise.
4401 * config/alpha/vms-dwarf2.asm: Likewise.
4402 * config/alpha/vms-dwarf2eh.asm: Likewise.
4403 * config/alpha/vms-psxcrt0-64.c: Likewise.
4404 * config/alpha/vms-psxcrt0.c: Likewise.
4405 * config/alpha/vms_tramp.asm: Likewise.
4406 * config/arc/initfini.c: Likewise.
4407 * config/arc/lib1funcs.asm: Likewise.
4408 * config/arm/bpabi-v6m.S: Likewise.
4409 * config/arm/bpabi.S: Likewise.
4410 * config/arm/bpabi.c: Likewise.
4411 * config/arm/crti.asm: Likewise.
4412 * config/arm/crtn.asm: Likewise.
4413 * config/arm/ieee754-df.S: Likewise.
4414 * config/arm/ieee754-sf.S: Likewise.
4415 * config/arm/lib1funcs.asm: Likewise.
4416 * config/arm/libunwind.S: Likewise.
4417 * config/arm/linux-atomic.c: Likewise.
4418 * config/arm/mmintrin.h: Likewise.
4419 * config/arm/pr-support.c: Likewise.
4420 * config/arm/unaligned-funcs.c: Likewise.
4421 * config/arm/unwind-arm.c: Likewise.
4422 * config/arm/unwind-arm.h: Likewise.
4423 * config/avr/libgcc.S: Likewise.
4424 * config/bfin/crti.s: Likewise.
4425 * config/bfin/crtlibid.s: Likewise.
4426 * config/bfin/crtn.s: Likewise.
4427 * config/bfin/lib1funcs.asm: Likewise.
4428 * config/bfin/linux-unwind.h: Likewise.
4429 * config/cris/arit.c: Likewise.
4430 * config/cris/cris_abi_symbol.c: Likewise.
4431 * config/darwin-64.c: Likewise.
4432 * config/darwin-crt2.c: Likewise.
4433 * config/darwin-crt3.c: Likewise.
4434 * config/darwin.h: Likewise.
4435 * config/dbxelf.h: Likewise.
4436 * config/dfp-bit.c: Likewise.
4437 * config/dfp-bit.h: Likewise.
4438 * config/elfos.h: Likewise.
4439 * config/fixed-bit.c: Likewise.
4440 * config/fixed-bit.h: Likewise.
4441 * config/fp-bit.c: Likewise.
4442 * config/fp-bit.h: Likewise.
4443 * config/fr30/crti.asm: Likewise.
4444 * config/fr30/crtn.asm: Likewise.
4445 * config/fr30/lib1funcs.asm: Likewise.
4446 * config/freebsd-spec.h: Likewise.
4447 * config/frv/cmovd.c: Likewise.
4448 * config/frv/cmovh.c: Likewise.
4449 * config/frv/cmovw.c: Likewise.
4450 * config/frv/frvbegin.c: Likewise.
4451 * config/frv/frvend.c: Likewise.
4452 * config/frv/lib1funcs.asm: Likewise.
4453 * config/glibc-stdint.h: Likewise.
4454 * config/h8300/clzhi2.c: Likewise.
4455 * config/h8300/crti.asm: Likewise.
4456 * config/h8300/crtn.asm: Likewise.
4457 * config/h8300/ctzhi2.c: Likewise.
4458 * config/h8300/fixunssfsi.c: Likewise.
4459 * config/h8300/lib1funcs.asm: Likewise.
4460 * config/h8300/parityhi2.c: Likewise.
4461 * config/h8300/popcounthi2.c: Likewise.
4462 * config/i386/ammintrin.h: Likewise.
4463 * config/i386/att.h: Likewise.
4464 * config/i386/avxintrin.h: Likewise.
4465 * config/i386/biarch64.h: Likewise.
4466 * config/i386/bmmintrin.h: Likewise.
4467 * config/i386/cpuid.h: Likewise.
4468 * config/i386/cross-stdarg.h: Likewise.
4469 * config/i386/crtfastmath.c: Likewise.
4470 * config/i386/crtprec.c: Likewise.
4471 * config/i386/cygming-crtbegin.c: Likewise.
4472 * config/i386/cygming-crtend.c: Likewise.
4473 * config/i386/cygwin.asm: Likewise.
4474 * config/i386/emmintrin.h: Likewise.
4475 * config/i386/gmm_malloc.h: Likewise.
4476 * config/i386/gthr-win32.c: Likewise.
4477 * config/i386/i386.h: Likewise.
4478 * config/i386/immintrin.h: Likewise.
4479 * config/i386/linux-unwind.h: Likewise.
4480 * config/i386/linux64.h: Likewise.
4481 * config/i386/mm3dnow.h: Likewise.
4482 * config/i386/mmintrin-common.h: Likewise.
4483 * config/i386/mmintrin.h: Likewise.
4484 * config/i386/nmmintrin.h: Likewise.
4485 * config/i386/pmm_malloc.h: Likewise.
4486 * config/i386/pmmintrin.h: Likewise.
4487 * config/i386/smmintrin.h: Likewise.
4488 * config/i386/sol2-c1.asm: Likewise.
4489 * config/i386/sol2-ci.asm: Likewise.
4490 * config/i386/sol2-cn.asm: Likewise.
4491 * config/i386/sol2-gc1.asm: Likewise.
4492 * config/i386/tmmintrin.h: Likewise.
4493 * config/i386/unix.h: Likewise.
4494 * config/i386/w32-unwind.h: Likewise.
4495 * config/i386/wmmintrin.h: Likewise.
4496 * config/i386/x86-64.h: Likewise.
4497 * config/i386/x86intrin.h: Likewise.
4498 * config/i386/xmmintrin.h: Likewise.
4499 * config/ia64/crtbegin.asm: Likewise.
4500 * config/ia64/crtend.asm: Likewise.
4501 * config/ia64/crtfastmath.c: Likewise.
4502 * config/ia64/crti.asm: Likewise.
4503 * config/ia64/crtn.asm: Likewise.
4504 * config/ia64/fde-glibc.c: Likewise.
4505 * config/ia64/lib1funcs.asm: Likewise.
4506 * config/ia64/linux-unwind.h: Likewise.
4507 * config/ia64/quadlib.c: Likewise.
4508 * config/ia64/unwind-ia64.c: Likewise.
4509 * config/linux.h: Likewise.
4510 * config/m32c/m32c-lib1.S: Likewise.
4511 * config/m32c/m32c-lib2-trapv.c: Likewise.
4512 * config/m32c/m32c-lib2.c: Likewise.
4513 * config/m32r/initfini.c: Likewise.
4514 * config/m68hc11/larith.asm: Likewise.
4515 * config/m68hc11/m68hc11-crt0.S: Likewise.
4516 * config/m68k/cf.md: Likewise.
4517 * config/m68k/crti.s: Likewise.
4518 * config/m68k/crtn.s: Likewise.
4519 * config/m68k/lb1sf68.asm: Likewise.
4520 * config/m68k/linux-unwind.h: Likewise.
4521 * config/mcore/crti.asm: Likewise.
4522 * config/mcore/crtn.asm: Likewise.
4523 * config/mcore/lib1.asm: Likewise.
4524 * config/mips/linux-unwind.h: Likewise.
4525 * config/mips/loongson.h: Likewise.
4526 * config/mips/mips16.S: Likewise.
4527 * config/mmix/crti.asm: Likewise.
4528 * config/mmix/crtn.asm: Likewise.
4529 * config/pa/fptr.c: Likewise.
4530 * config/pa/hpux-unwind.h: Likewise.
4531 * config/pa/lib2funcs.asm: Likewise.
4532 * config/pa/linux-atomic.c: Likewise.
4533 * config/pa/linux-unwind.h: Likewise.
4534 * config/pa/milli64.S: Likewise.
4535 * config/pa/quadlib.c: Likewise.
4536 * config/pa/stublib.c: Likewise.
4537 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4538 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4539 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4540 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4541 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4542 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4543 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4544 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4545 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4546 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4547 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4548 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4549 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4550 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4551 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4552 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4553 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4554 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4555 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4556 * config/rs6000/750cl.h: Likewise.
4557 * config/rs6000/altivec.h: Likewise.
4558 * config/rs6000/biarch64.h: Likewise.
4559 * config/rs6000/crtresfpr.asm: Likewise.
4560 * config/rs6000/crtresgpr.asm: Likewise.
4561 * config/rs6000/crtresxfpr.asm: Likewise.
4562 * config/rs6000/crtresxgpr.asm: Likewise.
4563 * config/rs6000/crtsavfpr.asm: Likewise.
4564 * config/rs6000/crtsavgpr.asm: Likewise.
4565 * config/rs6000/darwin-asm.h: Likewise.
4566 * config/rs6000/darwin-fallback.c: Likewise.
4567 * config/rs6000/darwin-fpsave.asm: Likewise.
4568 * config/rs6000/darwin-ldouble.c: Likewise.
4569 * config/rs6000/darwin-tramp.asm: Likewise.
4570 * config/rs6000/darwin-unwind.h: Likewise.
4571 * config/rs6000/darwin-vecsave.asm: Likewise.
4572 * config/rs6000/darwin-world.asm: Likewise.
4573 * config/rs6000/e500crtres32gpr.asm: Likewise.
4574 * config/rs6000/e500crtres64gpr.asm: Likewise.
4575 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4576 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4577 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4578 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4579 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4580 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4581 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4582 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4583 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4584 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4585 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4586 * config/rs6000/eabi-ci.asm: Likewise.
4587 * config/rs6000/eabi-cn.asm: Likewise.
4588 * config/rs6000/eabi.asm: Likewise.
4589 * config/rs6000/linux-unwind.h: Likewise.
4590 * config/rs6000/linux64.h: Likewise.
4591 * config/rs6000/paired.h: Likewise.
4592 * config/rs6000/paired.md: Likewise.
4593 * config/rs6000/ppc64-fp.c: Likewise.
4594 * config/rs6000/ppu_intrinsics.h: Likewise.
4595 * config/rs6000/rs6000.h: Likewise.
4596 * config/rs6000/si2vmx.h: Likewise.
4597 * config/rs6000/sol-ci.asm: Likewise.
4598 * config/rs6000/sol-cn.asm: Likewise.
4599 * config/rs6000/spe.h: Likewise.
4600 * config/rs6000/spu2vmx.h: Likewise.
4601 * config/rs6000/sysv4.h: Likewise.
4602 * config/rs6000/tramp.asm: Likewise.
4603 * config/rs6000/vec_types.h: Likewise.
4604 * config/s390/linux-unwind.h: Likewise.
4605 * config/s390/tpf-unwind.h: Likewise.
4606 * config/score/crti.asm: Likewise.
4607 * config/score/crtn.asm: Likewise.
4608 * config/sh/crt1.asm: Likewise.
4609 * config/sh/crti.asm: Likewise.
4610 * config/sh/crtn.asm: Likewise.
4611 * config/sh/divtab-sh4-300.c: Likewise.
4612 * config/sh/divtab-sh4.c: Likewise.
4613 * config/sh/divtab.c: Likewise.
4614 * config/sh/lib1funcs-4-300.asm: Likewise.
4615 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4616 * config/sh/lib1funcs.asm: Likewise.
4617 * config/sh/lib1funcs.h: Likewise.
4618 * config/sh/linux-atomic.asm: Likewise.
4619 * config/sh/linux-unwind.h: Likewise.
4620 * config/sh/shmedia.h: Likewise.
4621 * config/sh/sshmedia.h: Likewise.
4622 * config/sh/ushmedia.h: Likewise.
4623 * config/sparc/crtfastmath.c: Likewise.
4624 * config/sparc/linux-unwind.h: Likewise.
4625 * config/sparc/sol2-c1.asm: Likewise.
4626 * config/sparc/sol2-ci.asm: Likewise.
4627 * config/sparc/sol2-cn.asm: Likewise.
4628 * config/spu/divmodti4.c: Likewise.
4629 * config/spu/divv2df3.c: Likewise.
4630 * config/spu/float_disf.c: Likewise.
4631 * config/spu/float_unsdidf.c: Likewise.
4632 * config/spu/float_unsdisf.c: Likewise.
4633 * config/spu/float_unssidf.c: Likewise.
4634 * config/spu/mfc_multi_tag_release.c: Likewise.
4635 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4636 * config/spu/mfc_tag_release.c: Likewise.
4637 * config/spu/mfc_tag_reserve.c: Likewise.
4638 * config/spu/mfc_tag_table.c: Likewise.
4639 * config/spu/multi3.c: Likewise.
4640 * config/spu/spu_internals.h: Likewise.
4641 * config/spu/spu_intrinsics.h: Likewise.
4642 * config/spu/spu_mfcio.h: Likewise.
4643 * config/spu/vec_types.h: Likewise.
4644 * config/spu/vmx2spu.h: Likewise.
4645 * config/stormy16/stormy16-lib2.c: Likewise.
4646 * config/svr4.h: Likewise.
4647 * config/sync.c: Likewise.
4648 * config/v850/lib1funcs.asm: Likewise.
4649 * config/vxlib-tls.c: Likewise.
4650 * config/vxlib.c: Likewise.
4651 * config/vxworks-dummy.h: Likewise.
4652 * config/xtensa/crti.asm: Likewise.
4653 * config/xtensa/crtn.asm: Likewise.
4654 * config/xtensa/ieee754-df.S: Likewise.
4655 * config/xtensa/ieee754-sf.S: Likewise.
4656 * config/xtensa/lib1funcs.asm: Likewise.
4657 * config/xtensa/lib2funcs.S: Likewise.
4658 * config/xtensa/linux-unwind.h: Likewise.
4659 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4660 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4661 * coretypes.h: Likewise.
4662 * crtstuff.c: Likewise.
4663 * defaults.h: Likewise.
4664 * dwarf2.h: Likewise.
4665 * emutls.c: Likewise.
4666 * gbl-ctors.h: Likewise.
4667 * gcov-io.h: Likewise.
4668 * ginclude/float.h: Likewise.
4669 * ginclude/iso646.h: Likewise.
4670 * ginclude/stdarg.h: Likewise.
4671 * ginclude/stdbool.h: Likewise.
4672 * ginclude/stddef.h: Likewise.
4673 * ginclude/stdfix.h: Likewise.
4674 * ginclude/stdint-gcc.h: Likewise.
4675 * ginclude/tgmath.h: Likewise.
4676 * gthr-aix.h: Likewise.
4677 * gthr-dce.h: Likewise.
4678 * gthr-gnat.c: Likewise.
4679 * gthr-gnat.h: Likewise.
4680 * gthr-lynx.h: Likewise.
4681 * gthr-mipssde.h: Likewise.
4682 * gthr-nks.h: Likewise.
4683 * gthr-posix.c: Likewise.
4684 * gthr-posix.h: Likewise.
4685 * gthr-posix95.h: Likewise.
4686 * gthr-rtems.h: Likewise.
4687 * gthr-single.h: Likewise.
4688 * gthr-solaris.h: Likewise.
4689 * gthr-tpf.h: Likewise.
4690 * gthr-vxworks.h: Likewise.
4691 * gthr-win32.h: Likewise.
4693 * libgcc2.c: Likewise.
4694 * libgcc2.h: Likewise.
4695 * libgcov.c: Likewise.
4696 * tsystem.h: Likewise.
4697 * typeclass.h: Likewise.
4698 * unwind-c.c: Likewise.
4699 * unwind-compat.h: Likewise.
4700 * unwind-dw2-fde-compat.c: Likewise.
4701 * unwind-dw2-fde-darwin.c: Likewise.
4702 * unwind-dw2-fde-glibc.c: Likewise.
4703 * unwind-dw2-fde.c: Likewise.
4704 * unwind-dw2-fde.h: Likewise.
4705 * unwind-dw2.c: Likewise.
4706 * unwind-dw2.h: Likewise.
4707 * unwind-generic.h: Likewise.
4708 * unwind-pe.h: Likewise.
4709 * unwind-sjlj.c: Likewise.
4710 * unwind.inc: Likewise.
4711 * config/arm/neon-gen.ml: Change generated copyright header to
4712 refer to version 3 of the GNU General Public License with
4713 version 3.1 of the GCC Runtime Library Exception and to point
4714 readers at the COPYING3 and COPYING3.RUNTIME files and the
4715 FSF's license web page.
4716 * config/arm/arm_neon.h: Regenerate.
4718 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4720 * config/cris/cris.md: Change copyright header to refer to version
4721 3 of the GNU General Public License.
4722 * doc/install.texi2html: Change copyright header to refer to version
4723 3 of the GNU General Public License and to point readers at the
4724 COPYING3 file and the FSF's license web page.
4725 * config/vax/linux.h: Likewise.
4727 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4729 * config/i386/i386.md (cmpcc): New.
4730 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4731 (sync_compare_and_swap_cc*): Delete.
4733 * config/s390/s390.c (s390_compare_emitted): Remove.
4734 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4735 s390_compare_emitted used to be handled. Assert that modes match.
4736 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4737 refer to sync_compare_and_swap_ccsi.
4738 * config/s390/s390.h (s390_compare_emitted): Remove.
4739 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4740 instead of s390_compare_emitted.
4741 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4742 instead of s390_compare_emitted.
4743 * config/s390/s390.md (cmpcc): New.
4744 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4745 CC_REGNUM, do not pretend it's set.
4746 (sync_compare_and_swap_cc*): Delete.
4747 * config/s390/predicates.md (cc_reg_operand): New.
4749 * expr.c (sync_compare_and_swap_cc): Delete.
4750 * optabs.h (sync_compare_and_swap_cc): Delete.
4751 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4752 is being used with can_compare_p.
4753 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4755 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4756 look for a MODE_CC set instead. Use emit_store_flag.
4757 (expand_compare_and_swap_loop): Likewise, with some additional
4758 complication to avoid a force_reg when useless. Use
4759 emit_cmp_and_jump_insns.
4760 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4761 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4762 sync_compare_and_swap documentation.
4764 2009-04-09 Jan Hubicka <jh@suse.cz>
4766 * except.c (find_prev_try): Break out from ....
4767 (duplicate_eh_regions): ... here; properly update prev_try pointers
4768 when duplication part of tree.
4769 (dump_eh_tree): Improve dumping.
4770 (verify_eh_region): New.
4771 (verify_eh_tree): Use it.
4773 2009-04-06 Richard Guenther <rguenther@suse.de>
4775 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4776 &ARRAY addresses by adjusting their types and prepending
4778 * tree-cfg.c (verify_gimple_assign_single): Verify that
4779 addresses are correct.
4781 2009-04-09 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4784 indices into an array reference if possible.
4785 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4786 Fold POINTER_PLUS_EXPR statements with invariant address.
4788 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4791 * config.gcc (powerpc64-*-linux*): Always build biarch.
4793 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4796 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4797 it and pedwarn if this results in an INTEGER_CST.
4799 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4801 * doc/install.texi: Update minimum GMP version. Remove obsolete
4802 text in MPFR section.
4804 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4806 * dwarf2out.c (class_scope_p): New static inline.
4807 (class_or_namespace_scope_p): Use it.
4808 (gen_variable_die): Use DW_TAG_member tag for static data member
4809 declarations instead of DW_TAG_variable.
4812 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4815 2009-04-08 Richard Guenther <rguenther@suse.de>
4817 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4818 valueize random data.
4820 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4822 * config.gcc (aix tm_file): Add aix-stdint.h.
4823 (aix tm clause use_gcc_stdint): Set to wrap.
4824 * config/rs6000/aix-stdint.h: New file.
4826 2009-04-08 Richard Guenther <rguenther@suse.de>
4829 * tree-dfa.c (add_referenced_var): Do not recurse into
4830 global initializers.
4831 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4833 (fold_const_aggregate_ref): Likewise.
4835 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4837 * recog.c (ordered_comparison_operator): New.
4838 * gensupport.c (std_preds): Add it.
4839 * doc/md.texi (Machine-Independent Predicates): Document it.
4841 2009-04-08 Jan Hubicka <jh@suse.cz>
4843 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4844 * function.h (rtl_eh): Remove exception_handler_label_map.
4845 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4846 remove_exception_handler_label, for_each_eh_label_1): Remove.
4847 (rtl_remove_unreachable_regions): Remove.
4848 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4849 (find_exception_handler_labels): Don't build the hashtable.
4850 (maybe_remove_eh_handler): Remove.
4851 (for_each_eh_label): Rewrite to walk the tree.
4852 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4853 * except.h (maybe_remove_eh_handler): Remove.
4854 * passes.c (init_optimization_passes): Schedule second EH cleanup
4856 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4857 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4859 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4861 * genoutput.c (validate_optab_operands): New.
4862 (gen_insn, gen_expand): Call it.
4864 * genflags.c (gen_insn): Detect misused iterators.
4865 (main): Pass line_no to gen_insn, exit with status 1 on error.
4867 * genextract.c (line_no): Make global.
4868 (VEC_safe_set_locstr): Change assertion to error message.
4869 (main): Exit with status 1 on error.
4871 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4875 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4876 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4877 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4878 * c-convert.c (convert): Do not call fold on results of conversion
4879 functions when the result is a C_MAYBE_CONST_EXPR.
4880 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4881 of __builtin_choose_expr.
4882 * c-typeck.c (remove_c_maybe_const_expr): New.
4883 (build_unary_op, build_conditional_expr, build_compound_expr,
4884 build_binary_op, c_objc_common_truthvalue_conversion): Call
4885 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4888 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4890 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4891 CODE to produce a new one. Add a prototype to use fold_convert_const
4893 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4896 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4897 mix declarations and code.
4899 2009-04-08 Ben Elliston <bje@au.ibm.com>
4901 * gcc.c: Replace `CC' with `GCC' throughout.
4903 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4905 * doc/invoke.texi: Document Atom support.
4907 2009-04-07 Jason Merrill <jason@redhat.com>
4910 * c-common.h, c-common.c: Add flag_pretty_templates.
4911 * c-opts.c (c_common_handle_option): Set it.
4912 * c.opt: Add -fno-pretty-templates.
4913 * doc/invoke.texi (C++ Dialect Options): Likewise.
4915 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4917 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4918 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4919 (ia64_expand_builtin): Likewise.
4921 2009-04-07 Martin Jambor <mjambor@suse.cz>
4923 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4924 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4925 ADDR_EXPRS are include too.
4927 2009-04-07 Richard Guenther <rguenther@suse.de>
4929 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4930 decls are only used if passes as parameters or if they are
4931 local statics and the call is not to a builtin.
4932 (call_may_clobber_ref_p_1): Likewise.
4934 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4936 * expr.c (do_store_flag): Remove last argument. Simplify code
4937 to avoid duplication of tests already done by can_compare_p.
4938 (expand_expr_real_1): Adjust caller.
4940 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4942 * optabs.c (can_compare_p): Test the predicate of a
4943 cbranch and cstore pattern.
4945 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4947 * expr.c (convert_move): Use emit_store_flag instead of
4950 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4952 * config/i386/i386.c (ix86_compare_emitted): Remove.
4953 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4954 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4955 * config/i386/i386.h (ix86_compare_emitted): Remove.
4956 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4957 instead of ix86_compare_emitted.
4958 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4960 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4962 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4963 Add t-sysroot-suffix to tmake_file.
4964 * config/print-sysroot-suffix.sh: New file.
4965 * config/t-sysroot-suffix: New file.
4967 2009-04-07 Ben Elliston <bje@au.ibm.com>
4969 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4970 as the latter produces a warning when the target does not support
4973 2009-04-07 Ben Elliston <bje@au.ibm.com>
4975 * dfp.c: Replace type punning assignments with memcpy throughout.
4976 * Makefile.in (dfp.o-warn): Remove.
4978 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4981 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4982 Include soft-fp/t-softfp after rs6000/t-linux64.
4984 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4986 * stor-layout.c (set_sizetype): Use the full precision of their
4987 machine mode for bitsize types.
4989 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4991 * config/i386/i386.md: Revert 2 accidental checkins.
4993 2009-04-06 Joey Ye <joey.ye@intel.com>
4994 Xuepeng Guo <xuepeng.guo@intel.com>
4995 H.J. Lu <hongjiu.lu@intel.com>
4997 Atom pipeline model, tuning and insn selection.
4998 * config.gcc (atom): Add atom config options and target.
5000 * config/i386/atom.md: New.
5002 * config/i386/i386.c (atom_cost): New cost.
5003 (m_ATOM): New macro flag.
5004 (initial_ix86_tune_features): Set m_ATOM.
5005 (x86_accumulate_outgoing_args): Likewise.
5006 (x86_arch_always_fancy_math_387): Likewise.
5007 (processor_target): Add Atom cost.
5008 (cpu_names): Add Atom cpu name.
5009 (override_options): Set Atom ISA.
5010 (ix86_issue_rate): New case PROCESSOR_ATOM.
5011 (ix86_adjust_cost): Likewise.
5013 * config/i386/i386.h (TARGET_ATOM): New target macro.
5014 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5015 (TARGET_OPT_AGU): New target option.
5016 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5017 (processor_type): Add PROCESSOR_ATOM.
5019 * config/i386/i386.md (cpu): Add new value "atom".
5020 (use_carry, movu): New attr.
5021 (atom.md): Include atom.md.
5022 (adddi3_carry_rex64): Set attr "use_carry".
5023 (addqi3_carry): Likewise.
5024 (addhi3_carry): Likewise.
5025 (addsi3_carry): Likewise.
5026 (*addsi3_carry_zext): Likewise.
5027 (subdi3_carry_rex64): Likewise.
5028 (subqi3_carry): Likewise.
5029 (subhi3_carry): Likewise.
5030 (subsi3_carry): Likewise.
5031 (x86_movdicc_0_m1_rex64): Likewise.
5032 (*x86_movdicc_0_m1_se): Likewise.
5033 (x86_movsicc_0_m1): Likewise.
5034 (*x86_movsicc_0_m1_se): Likewise.
5035 (*adddi_1_rex64): Emit add insn as much as possible.
5036 (*addsi_1): Likewise.
5037 (return_internal): Set atom_unit.
5038 (return_internal_long): Likewise.
5039 (return_pop_internal): Likewise.
5040 (*rcpsf2_sse): Set atom_sse_attr attr.
5041 (*qrt<mode>2_sse): Likewise.
5042 (*prefetch_sse): Likewise.
5044 * config/i386/i386-c.c (ix86_target_macros_internal): New case
5046 (ix86_target_macros_internal): Likewise.
5048 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
5049 (*prefetch_sse_rex): Likewise.
5050 (sse_rcpv4sf2): Likewise.
5051 (sse_vmrcpv4sf2): Likewise.
5052 (sse_sqrtv4sf2): Likewise.
5053 (<sse>_vmsqrt<mode>2): Likewise.
5054 (sse_ldmxcsr): Likewise.
5055 (sse_stmxcsr): Likewise.
5056 (*sse_sfence): Likewise.
5057 (sse2_clflush): Likewise.
5058 (*sse2_mfence): Likewise.
5059 (*sse2_lfence): Likewise.
5060 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
5061 (<sse>_movup<ssemodesuffixf2c>): Likewise.
5062 (avx_movdqu<avxmodesuffix>): Likewise.
5063 (avx_lddqu<avxmodesuffix>): Likewise.
5064 (sse2_movntv2di): Change attr "type" to "ssemov".
5065 (sse2_movntsi): Likewise.
5066 (rsqrtv8sf2): Change attr "type" to "sseadd".
5067 (sse3_addsubv2df3): Set attr "atom_unit".
5068 (sse3_h<plusminus_insn>v4sf3): Likewise.
5069 (*sse2_pmaddwd): Likewise.
5070 (*vec_extractv2di_1_rex64): Likewise.
5071 (*vec_extractv2di_1_avx): Likewise.
5072 (sse2_psadbw): Likewise.
5073 (ssse3_phaddwv8hi3): Likewise.
5074 (ssse3_phaddwv4hi3): Likewise.
5075 (ssse3_phadddv4si3): Likewise.
5076 (ssse3_phadddv2si3): Likewise.
5077 (ssse3_phaddswv8hi3): Likewise.
5078 (ssse3_phaddswv4hi3): Likewise.
5079 (ssse3_phsubwv8hi3): Likewise.
5080 (ssse3_phsubwv4hi3): Likewise.
5081 (ssse3_phsubdv4si3): Likewise.
5082 (ssse3_phsubdv2si3): Likewise.
5083 (ssse3_phsubswv8hi3): Likewise.
5084 (ssse3_phsubswv4hi3): Likewise.
5085 (ssse3_pmaddubsw128): Likewise.
5086 (sse3_pmaddubsw: Likewise.
5087 (ssse3_palignrti): Likewise.
5088 (ssse3_palignrdi): Likewise.
5090 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
5092 * doc/install.texi (Specific): Fix two cross-references to MinGW.
5094 2009-04-06 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/28868
5097 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
5098 of which PHI results we inserted.
5099 (insert_into_preds_of_block): Record inserted PHIs.
5100 (eliminate): Eliminate redundant PHI nodes.
5101 (init_pre): Init inserted_phi_names.
5103 2009-04-06 Richard Guenther <rguenther@suse.de>
5105 PR tree-optimization/39643
5106 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
5107 IMAGPART_EXPRs of complex constants.
5108 (execute_fold_all_builtins): If we folded a call queue
5109 TODO_update_address_taken.
5111 2009-04-06 Jan Hubicka <jh@suse.cz>
5114 * except.c (remove_unreachable_regions): Propagate may_contain_throw
5117 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
5119 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
5121 (ic_invalidate_array): Likewise.
5123 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
5125 * calls.c (emit_library_call_value_1): Fix a problem with parameter
5126 alignment for library calls.
5128 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
5130 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
5131 (mingw32 tm clause use_gcc_stdint): Set to wrap.
5132 * config/i386/mingw-stdint.h: New file.
5134 2009-04-05 Richard Guenther <rguenther@suse.de>
5136 PR tree-optimization/39648
5137 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
5138 our &A vs. &A[0] IL deficiencies.
5140 2009-04-04 Jan Hubicka <jh@suse.cz>
5142 * except.c (sjlj_find_directly_reachable_regions): Be ready for
5143 removed toplevel regions.
5144 (sjlj_mark_call_sites): Likewise.
5146 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
5148 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
5149 (cygwin tm clause use_gcc_stdint): Set to wrap.
5150 * config/i386/cygwin-stdint.h: New file.
5152 2009-04-04 Richard Guenther <rguenther@suse.de>
5154 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
5155 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
5156 single-argument PHIs if we are in loop-closed SSA form.
5157 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
5158 for the pre-condition.
5159 (slpeel_tree_peel_loop_to_edge): Likewise.
5160 (vect_build_loop_niters): Take an optional sequence to append stmts.
5161 (vect_generate_tmps_on_preheader): Likewise.
5162 (vect_do_peeling_for_loop_bound): Take extra guards for the
5164 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
5165 the cost model check.
5166 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
5167 guards if we are going to peel. Do not apply versioning in that case.
5168 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
5169 (vect_do_peeling_for_loop_bound): Likewise.
5170 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
5171 loop bound only record extra pre-conditions, do not apply loop
5174 2009-04-04 Richard Guenther <rguenther@suse.de>
5176 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
5179 2009-04-04 Jan Hubicka <jh@suse.cz>
5181 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
5182 last_basic_block for size of bb->index indexed array.
5183 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
5184 compute_out, link_btr_uses, build_btr_def_use_webs,
5185 build_btr_def_use_webs, migrate_btr_defs): Likewise.
5187 2009-04-04 Jan Hubicka <jh@suse.cz>
5189 * except.c (remove_eh_handler_and_replace): Break out from ...
5190 (remove_eh_handler): ... here.
5191 (bring_to_root): New function.
5192 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
5193 handled ones, bring others to root of tree.
5195 2009-04-04 Jan Hubicka <jh@suse.cz>
5197 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
5198 (all_phis_safe_to_merge): New function.
5199 (update_info): New structure.
5200 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
5201 (cleanup_empty_eh): Update SSA if possible.
5203 2009-04-04 Richard Guenther <rguenther@suse.de>
5205 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
5206 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
5207 (append_vuse): Likewise.
5209 2009-04-04 Jakub Jelinek <jakub@redhat.com>
5211 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
5212 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
5213 instead of REG_UNSAVED for DW_CFA_undefined.
5214 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
5215 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
5218 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
5221 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
5222 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
5223 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
5225 2009-04-04 Richard Guenther <rguenther@suse.de>
5227 PR tree-optimization/8781
5228 PR tree-optimization/37892
5229 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
5230 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
5231 (valueize_refs): Call it for *& valueizations.
5232 (shared_reference_ops_from_ref): Rename to ...
5233 (valueize_shared_reference_ops_from_ref): ... this and valueize.
5234 (shared_reference_ops_from_call): Rename to ...
5235 (valueize_shared_reference_ops_from_call): ... this and valueize.
5236 (vn_reference_lookup): Update.
5237 (visit_reference_op_call): Likewise.
5238 * tree-ssa-pre.c (phi_translate_1): Fold *&.
5239 (eliminate): Value-replace the call address in call statements.
5241 2009-04-04 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/39636
5244 * tree-ssa-forwprop.c
5245 (forward_propagate_addr_into_variable_array_index): Check for
5246 GIMPLE_ASSIGN before accessing the rhs code.
5248 2009-04-03 Jason Merrill <jason@redhat.com>
5250 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
5252 2009-04-03 Steve Ellcey <sje@cup.hp.com>
5254 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
5255 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
5256 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
5257 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
5258 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
5259 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
5260 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
5261 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
5262 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
5263 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
5264 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
5265 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
5266 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
5267 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
5268 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
5269 Use fr_reg_or_fp01_operand instead of fr_register_operand
5271 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
5272 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
5273 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
5275 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
5277 PR rtl-optimization/39607
5278 PR rtl-optimization/39631
5282 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5283 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5284 instead of DF_LR_OUT.
5285 * ira-lives.c (process_bb_node_lives): Ditto.
5286 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5287 instead of DF_LR_{OUT,IN}.
5288 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5289 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5291 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
5293 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
5294 (execute_lower_omp): Always run but take the short way out if -fopenmp
5296 (gate_lower_omp): Remove, forcing the pass manager to always run the
5297 pass and always set PROP_gimple_lomp.
5298 (pass_lower_omp): Remove gate function.
5299 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
5300 PROP_trees. Instead, require it.
5301 * ipa-cp.c (pass_ipa_cp): Likewise.
5302 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
5303 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
5304 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
5305 and PROP_gimple_leh.
5307 2009-04-03 Richard Guenther <rguenther@suse.de>
5310 PR tree-optimization/23940
5311 PR tree-optimization/33237
5314 PR tree-optimization/36201
5315 PR tree-optimization/36230
5316 PR tree-optimization/38049
5317 PR tree-optimization/38207
5318 PR tree-optimization/38230
5319 PR tree-optimization/38301
5320 PR tree-optimization/38585
5322 PR tree-optimization/38985
5323 PR tree-optimization/39299
5324 * tree-ssa-structalias.h: Remove.
5325 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
5326 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
5327 (struct vuse_element_d): Remove.
5328 (struct vuse_vec_d): Likewise.
5329 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
5330 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
5331 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
5332 VUSE_ELEMENT_VAR): Likewise.
5333 (struct voptype_d): Likewise.
5334 (NUM_VOP_FREE_BUCKETS): Likewise.
5335 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
5336 (struct stmt_operands_d): Remove.
5337 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
5338 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
5339 VDEF_NUM, VDEF_VECT): Likewise.
5340 (copy_virtual_operands): Remove.
5341 (operand_build_cmp): Likewise.
5342 (create_ssa_artificial_load_stmt): Likewise.
5343 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
5344 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
5345 vuse_index and mayuse_index members. Pack and move done and iter_type
5346 members to the front.
5347 (SSA_OP_VMAYUSE): Remove.
5348 (SSA_OP_VIRTUAL_USES): Adjust.
5349 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
5350 (unlink_stmt_vdef): Declare.
5351 (add_to_addressable_set): Remove.
5352 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
5353 (vrp_visit_stmt): Likewise.
5354 * doc/tree-ssa.texi (Alias analysis): Update.
5355 * doc/invoke.texi (max-aliased-vops): Remove docs.
5356 (avg-aliased-vops): Likewise.
5357 * tree-into-ssa.c (syms_to_rename): Remove.
5358 (need_to_update_vops_p): Likewise.
5359 (need_to_initialize_update_ssa_p): Rename to ...
5360 (update_ssa_initialized_fn): ... this. Track function we are
5362 (symbol_marked_for_renaming): Simplify.
5363 (add_new_name_mapping): Do not set need_to_update_vops_p.
5364 (dump_currdefs): Use SYMS_TO_RENAME.
5365 (rewrite_update_stmt): Always walk all uses/defs.
5366 (dump_update_ssa): Adjust.
5367 (init_update_ssa): Take function argument. Track what we are
5369 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
5370 (create_new_def_for): Initialize for cfun, assert we are initialized
5372 (mark_sym_for_renaming): Simplify.
5373 (mark_set_for_renaming): Do not initialize update-ssa.
5374 (need_ssa_update_p): Simplify. Take function argument.
5375 (name_mappings_registered_p): Assert we ask for the correct function.
5376 (name_registered_for_update_p): Likewise.
5377 (ssa_names_to_replace): Likewise.
5378 (release_ssa_name_after_update_ssa): Likewise.
5379 (update_ssa): Likewise. Use SYMS_TO_RENAME.
5380 (dump_decl_set): Do not print a newline.
5381 (debug_decl_set): Do it here.
5382 (dump_update_ssa): And here.
5383 * tree-ssa-loop-im.c (move_computations): Adjust.
5384 (movement_possibility): Likewise.
5385 (determine_max_movement): Likewise.
5386 (gather_mem_refs_stmt): Likewise.
5387 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
5389 * tree-complex.c (update_all_vops): Remove.
5390 (expand_complex_move): Adjust.
5391 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
5392 Simplify test for memory referencing statement. Exclude
5393 non-invariant ADDR_EXPRs.
5394 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
5395 * tree-loop-distribution.c (generate_memset_zero): Adjust.
5396 (rdg_flag_uses): Likewise.
5397 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
5399 (tree_optimize_tail_calls_1): Also split the
5400 edge from the entry block if we have degenerate PHI nodes in
5401 the first basic block.
5402 * tree.c (init_ttree): Remove memory-tag related code.
5403 (tree_code_size): Likewise.
5404 (tree_node_structure): Likewise.
5405 (build7_stat): Re-write to be build6_stat.
5406 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
5407 (SSA_VAR_P): Adjust.
5408 (struct tree_memory_tag): Remove.
5409 (struct tree_memory_partition_tag): Likewise.
5410 (union tree_node): Adjust.
5411 (build7): Re-write to be build6.
5412 * tree-pass.h (pass_reset_cc_flags): Remove.
5413 (TODO_update_address_taken): New flag.
5414 (pass_simple_dse): Remove.
5415 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
5416 * params.h (MAX_ALIASED_VOPS): Remove.
5417 (AVG_ALIASED_VOPS): Likewise.
5418 * omp-low.c (expand_omp_taskreg): Update SSA form.
5419 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
5420 aliases the lhs in a copy stmt.
5421 * tree-ssa-dse.c (struct address_walk_data): Remove.
5422 (memory_ssa_name_same): Likewise.
5423 (memory_address_same): Likewise.
5424 (get_kill_of_stmt_lhs): Likewise.
5425 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
5426 unused stores. Look through PHI nodes into post-dominated regions.
5427 (dse_optimize_stmt): Simplify. Properly remove stores.
5428 (tree_ssa_dse): Compute dominators.
5429 (execute_simple_dse): Remove.
5430 (pass_simple_dse): Likewise.
5431 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
5432 gimple_loaded_syms and gimple_stored_syms computation.
5433 * toplev.c (dump_memory_report): Dump alias and pta stats.
5434 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
5435 (vn_reference_eq): Likewise.
5436 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
5437 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
5438 valueize_vuses): Remove.
5439 (get_def_ref_stmt_vuses): Simplify. Rename to ...
5440 (get_def_ref_stmt_vuse): ... this.
5441 (vn_reference_lookup_2): New function.
5442 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
5443 walking equivalent vuses. Simplify.
5444 (vn_reference_lookup): Likewise.
5445 (vn_reference_insert): Likewise.
5446 (vn_reference_insert_pieces): Likewise.
5447 (visit_reference_op_call): Simplify.
5448 (visit_reference_op_load): Likewise.
5449 (visit_reference_op_store): Likewise.
5450 (init_scc_vn): Remove shared_lookup_vuses initialization.
5451 (free_scc_vn): Remove shared_lookup_vuses freeing.
5452 (sort_vuses, sort_vuses_heap): Remove.
5453 (get_ref_from_reference_ops): Export.
5454 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
5455 vector with single vuse pointer.
5456 (vn_reference_lookup_pieces, vn_reference_lookup,
5457 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
5458 (shared_vuses_from_stmt): Remove.
5459 (get_ref_from_reference_ops): Declare.
5460 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
5461 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5462 memory-tag related code.
5463 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
5464 (likely_value): Add comment, skip static-chain of call statements.
5465 (surely_varying_stmt_p): Adjust.
5466 (gimplify_and_update_call_from_tree): Likewise.
5467 (execute_fold_all_builtins): Do not rebuild alias info.
5468 (gimplify_and_update_call_from_tree): Properly update VOPs.
5469 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
5470 (copy_ref_info): Remove memory-tag related code.
5471 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
5472 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
5473 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
5475 * tree-ssa-dom.c (gimple_p): Remove typedef.
5476 (eliminate_redundant_computations): Adjust.
5477 (record_equivalences_from_stmt): Likewise.
5478 (avail_expr_hash): Likewise.
5479 (avail_expr_eq): Likewise.
5480 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
5481 (stmt_makes_single_load): Likewise.
5482 (stmt_makes_single_store): Likewise.
5483 * tree-ssa-alias.c: Rewrite completely.
5484 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
5485 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
5486 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
5487 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
5488 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
5489 Remove public functions.
5490 (pass_reset_cc_flags): Remove.
5491 (pass_build_alias): Move ...
5492 * tree-ssa-structalias.c (pass_build_alias): ... here.
5493 * tree-ssa-alias.c (may_be_aliased): Move ...
5494 * tree-flow-inline.h (may_be_aliased): ... here.
5495 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
5496 count_uses_and_derefs): Move ...
5497 * gimple.c: ... here.
5498 * gimple.h (count_uses_and_derefs): Declare.
5499 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
5500 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
5501 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
5502 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
5503 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
5504 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
5505 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
5507 * tree-dfa.c (refs_may_alias_p): Move ...
5508 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
5509 * tree-ssa-alias.h: New file.
5510 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
5511 (statement_sink_location): Likewise.
5512 * opts.c (decode_options): Do not adjust max-aliased-vops or
5513 avg-aliased-vops values.
5514 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
5515 (TV_CALL_CLOBBER): Likewise.
5516 (TV_FLOW_SENSITIVE): Likewise.
5517 (TV_FLOW_INSENSITIVE): Likewise.
5518 (TV_MEMORY_PARTITIONING): Likewise.
5519 (TV_ALIAS_STMT_WALK): New timevar.
5520 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
5521 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
5522 (get_address_description): Remove memory-tag related code.
5523 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
5524 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5525 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5526 and immediate uses in statements. Document.
5527 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5528 (dump_symbols): Remove.
5529 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5530 * alias.c (get_deref_alias_set): New function split out from ...
5531 (get_alias_set): ... here.
5532 * alias.h (get_deref_alias_set): Declare.
5533 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5534 type parameter. Remove restrict pointer handling. Create a
5535 ref-all pointer in case type-based alias sets do not conflict.
5536 (vect_analyze_data_refs): Remove SMT related code.
5537 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5538 (vectorizable_load): Likewise.
5539 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5540 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5541 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5542 Ignore vops and SMTs.
5543 (dr_analyze_alias): Likewise..
5544 (free_data_ref): Likewise.
5545 (create_data_ref): Likewise.
5546 (analyze_all_data_dependences): Likewise.
5547 (get_references_in_stmt): Adjust.
5548 * tree-flow-inline.h (gimple_aliases_computed_p,
5549 gimple_addressable_vars, gimple_call_clobbered_vars,
5550 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5551 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5552 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5553 gimple_mem_ref_stats): Remove.
5554 (gimple_vop): New function.
5555 (op_iter_next_use): Remove vuses and mayuses cases.
5556 (op_iter_next_def): Remove vdefs case.
5557 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5558 (clear_and_done_ssa_iter): Do not set removed fields.
5559 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5560 Assert we are not iterating over vuses or vdefs if not also
5561 iterating over uses or defs.
5562 (op_iter_init_use): Likewise.
5563 (op_iter_init_def): Likewise.
5564 (op_iter_next_vdef): Remove.
5565 (op_iter_next_mustdef): Likewise.
5566 (op_iter_init_vdef): Likewise.
5567 (compare_ssa_operands_equal): Likewise.
5568 (link_use_stmts_after): Handle vuse operand.
5569 (is_call_used): Use is_call_clobbered.
5570 (is_call_clobbered): Global variables are always call clobbered,
5571 query the call-clobbers bitmap.
5572 (mark_call_clobbered): Ignore global variables.
5573 (clear_call_clobbered): Likewise.
5574 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5575 virtual operands sanity check.
5576 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5578 (TARGET_MEM_REF): Remove TMR_TAG operand.
5579 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5580 Remove call-clobber related code.
5581 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5582 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5583 partitions or escape reason.
5584 (get_single_def_stmt, get_single_def_stmt_from_phi,
5585 get_single_def_stmt_with_phi): Remove.
5586 (dump_referenced_vars): Tidy.
5587 (get_ref_base_and_extent): Allow bare decls.
5588 (collect_dfa_stats): Adjust.
5589 * graphite.c (rename_variables_in_stmt): Adjust.
5590 (graphite_copy_stmts_from_block): Likewise.
5591 (translate_clast): Likewise.
5592 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5594 (translate_vuse_through_block): Use the oracle.
5595 (phi_translate_1): Adjust.
5596 (value_dies_in_block_x): Use the oracle. Cache the outcome
5598 (valid_in_sets): Check if the VUSE for
5599 a REFERENCE is available.
5600 (eliminate): Do not remove stmts during elimination,
5601 instead queue and remove them afterwards.
5602 (do_pre): Do not rebuild alias info.
5603 (pass_pre): Run TODO_rebuild_alias before PRE.
5604 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5605 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5606 (mark_all_v_defs_stmt): Remove.
5607 (mark_all_v_defs_seq): Adjust.
5608 (sra_replace): Likewise.
5609 (scalarize_use): Likewise.
5610 (scalarize_copy): Likewise.
5611 (scalarize_init): Likewise.
5612 (scalarize_ldst): Likewise.
5613 (todoflags): Remove.
5614 (tree_sra): Do not rebuild alias info.
5615 (tree_sra_early): Adjust.
5616 (pass_sra): Run TODO_update_address_taken before SRA.
5617 * tree-predcom.c (set_alias_info): Remove.
5618 (prepare_initializers_chain): Do not call it.
5619 (mark_virtual_ops_for_renaming): Adjust.
5620 (mark_virtual_ops_for_renaming_list): Remove.
5621 (initialize_root_vars): Adjust.
5622 (initialize_root_vars_lm): Likewise.
5623 (prepare_initializers_chain): Likewise.
5624 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5625 (may_propagate_copy_into_stmt): Likewise.
5626 (merge_alias_info): Do nothing for now.
5627 (propagate_tree_value_into_stmt): Adjust.
5628 (stmt_may_generate_copy): Likewise.
5629 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5630 not mark symbols for renaming.
5631 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5632 with the same statement, make sure to update the new pointed-to one.
5633 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5634 call statements, do not mark symbols for renaming.
5635 (mark_operand_necessary): Dump something.
5636 (ref_may_be_aliased): New function.
5637 (mark_aliased_reaching_defs_necessary_1): New helper function.
5638 (mark_aliased_reaching_defs_necessary): Likewise.
5639 (mark_all_reaching_defs_necessary_1): Likewise.
5640 (mark_all_reaching_defs_necessary): Likewise.
5641 (propagate_necessity): Do not process virtual PHIs. For
5642 non-aliased loads mark all reaching definitions as necessary.
5643 For aliased loads and stores mark the immediate dominating
5644 aliased clobbers as necessary.
5645 (visited): New global static.
5646 (perform_tree_ssa_dce): Free visited bitmap after propagating
5648 (remove_dead_phis): Perform simple dead virtual PHI removal.
5649 (remove_dead_stmt): Properly unlink virtual operands when
5651 (eliminate_unnecessary_stmts): Schedule PHI removal after
5653 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5654 (process_replaceable): Likewise.
5655 (find_replaceable_in_bb): Likewise.
5656 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5657 based on the single gimple vop.
5658 (verify_flow_insensitive_alias_info): Remove.
5659 (verify_flow_sensitive_alias_info): Likewise.
5660 (verify_call_clobbering): Likewise.
5661 (verify_memory_partitions): Likewise.
5662 (verify_alias_info): Likewise.
5663 (verify_ssa): Adjust..
5664 (execute_update_addresses_taken): Export. Update SSA
5665 manually. Optimize only when optimizing. Use a local bitmap.
5666 (pass_update_address_taken): Remove TODO_update_ssa, add
5668 (pass_update_address_taken): Just use TODO_update_address_taken.
5669 (init_tree_ssa): Do not initialize addressable_vars.
5670 (verify_ssa): Verify new VUSE / VDEF properties.
5671 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5672 Do not call verify_alias_info.
5673 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5674 Do not free the loaded and stored syms bitmaps. Reset the escaped
5675 and callused solutions. Do not free addressable_vars.
5676 Remove memory-tag related code.
5677 (warn_uninitialized_var): Aliases are always available.
5678 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5679 * lambda-code.c (can_put_in_inner_loop): Adjust.
5680 (can_put_after_inner_loop): Likewise.
5681 (perfect_nestify): Likewise.
5682 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5683 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5684 (vectorizable_conversion): Do not mark symbols for renaming.
5685 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5686 (expand_call_inline): Unlink the calls virtual operands before
5688 (tree_function_versioning): Do not call update_ssa if we are not
5689 updating clones. Simplify.
5690 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5691 (propagate_with_phi): Likewise..
5692 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5693 clobber code. Assert we are not aliased or global.
5694 * tree-flow.h: Include tree-ssa-alias.h
5695 (enum escape_type): Remove.
5696 (struct mem_sym_stats_d): Likewise.
5697 (struct mem_ref_stats_d): Likewise.
5698 (struct gimple_df): Add vop member. Remove global_var,
5699 call_clobbered_vars, call_used_vars, addressable_vars,
5700 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5701 escaped and callused members.
5702 (struct ptr_info_def): Remove all members, add points-to solution
5704 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5705 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5706 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5707 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5708 (tree-ssa-alias.o): Likewise.
5709 (toplev.o): Add tree-ssa-alias.h
5710 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5711 * gimple.c (gimple_set_bb): Fix off-by-one error.
5712 (is_gimple_reg): Do not handle memory tags.
5713 (gimple_copy): Also copy virtual operands.
5714 Delay updating the statement. Do not reset loaded and stored syms.
5715 (gimple_set_stored_syms): Remove.
5716 (gimple_set_loaded_syms): Likewise.
5717 (gimple_call_copy_skip_args): Copy the virtual operands
5718 and mark the new statement modified.
5719 * tree-ssa-structalias.c (may_alias_p): Remove.
5720 (set_uids_in_ptset): Take the alias set to prune with as
5721 parameter. Fold in the alias test of may_alias_p.
5722 (compute_points_to_sets): Compute whether a ptr is dereferenced
5724 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5725 other ADDRESSOF constraints on the lhs.
5726 (get_constraint_for_component_ref): Assert that we don't get
5727 ADDRESSOF constraints from the base of the reference.
5728 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5729 (struct variable_info): Remove collapsed_to member.
5730 (get_varinfo_fc): Remove.
5731 (new_var_info): Do not set collapsed_to.
5732 (dump_constraint): Do not follow cycles.
5733 (dump_constraint_graph): Likewise.
5734 (build_pred_graph): Likewise.
5735 (build_succ_graph): Likewise.
5736 (rewrite_constraints): Likewise.
5737 (do_simple_structure_copy): Remove.
5738 (do_rhs_deref_structure_copy): Remove.
5739 (do_lhs_deref_structure_copy): Remove.
5740 (collapse_rest_of_var): Remove.
5741 (do_structure_copy): Re-implement.
5742 (pta_stats): New global variable.
5743 (dump_pta_stats): New function.
5744 (struct constraint_expr): Make offset signed.
5745 (UNKNOWN_OFFSET): Define special value.
5746 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5747 (solution_set_expand): New helper function split out from ...
5748 (do_sd_constraint): ... here.
5749 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5750 (do_ds_constraint): Likewise.
5751 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5752 and CALLUSED = *CALLUSED.
5753 (set_union_with_increment): Make inc argument signed.
5754 (type_safe): Remove.
5755 (get_constraint_for_ptr_offset): Handle unknown and negative
5757 (first_vi_for_offset): Handle offsets before start. Bail
5758 out early for offsets beyond the variable extent.
5759 (first_or_preceding_vi_for_offset): New function.
5760 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5761 Together with ESCAPED = *ESCAPED this properly computes reachability.
5762 (find_what_var_points_to): New function.
5763 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5764 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5765 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5766 pt_solutions_intersect): New functions.
5767 (compute_call_used_vars): Remove.
5768 (compute_may_aliases): New main entry into PTA computation.
5769 * gimple.h (gimple_p): New typedef.
5770 (struct gimple_statement_base): Remove references_memory_p.
5771 (struct gimple_statement_with_memory_ops_base): Remove
5772 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5774 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5775 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5776 gimple_set_references_memory): Remove.
5777 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5778 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5780 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5781 (verify_expr): Allow RESULT_DECL.
5782 (gimple_duplicate_bb): Do not copy virtual operands.
5783 (gimple_duplicate_sese_region): Adjust.
5784 (gimple_duplicate_sese_tail): Likewise.
5785 (mark_virtual_ops_in_region): Remove.
5786 (move_sese_region_to_fn): Do not call it.
5787 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5788 and pass_simple_dse.
5789 (execute_function_todo): Handle TODO_update_address_taken,
5790 call execute_update_addresses_taken for TODO_rebuild_alias.
5791 (execute_todo): Adjust.
5792 (execute_one_pass): Init dump files early.
5793 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5795 (create_general_new_stmt): Clear vops.
5796 * tree-ssa-reassoc.c (get_rank): Adjust.
5797 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5798 symbols for renaming.
5799 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5800 (PARAM_AVG_ALIASED_VOPS): Likewise.
5801 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5802 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5803 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5804 (operand_build_cmp, copy_virtual_operands,
5805 create_ssa_artificial_load_stmt, add_to_addressable_set,
5806 gimple_add_to_addresses_taken): Remove public functions.
5807 (unlink_stmt_vdef): New function.
5809 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5811 * config.gcc (powerpc-*-linux*): Merge variants.
5813 2009-04-02 Chao-ying Fu <fu@mips.com>
5814 James Grosbach <james.grosbach@microchip.com>
5816 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5817 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5819 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5820 keep_interrupts_masked_p, use_debug_exception_return_p.
5821 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5822 keep_interrupts_masked, use_debug_exception_return.
5823 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5824 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5826 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5827 (mips_print_operand): Process COP0 registers to print $0 .. $31
5828 correctly for GAS to process.
5829 (mips_interrupt_extra_call_saved_reg_p): New function.
5830 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5832 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5833 (mips_compute_frame_info): Add supports for interrupt context that
5834 includes doubleword accumulators and COP0 registers.
5835 (mips_for_each_saved_acc): New function.
5836 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5837 mips_for_each_saved_reg.
5838 (mips_save_reg): Save accumulators.
5839 (mips_kernel_reg_p): A new for_each_rtx callback.
5840 (mips_expand_prologue): Support interrupt handlers.
5841 (mips_restore_reg): Restore accumulators.
5842 (mips_expand_epilogue): Support interrupt handlers.
5843 (mips_can_use_return_insn): Return false for interrupt handlers.
5844 (mips_epilogue_uses): New function.
5845 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5846 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5847 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5848 cop0_move): New instructions.
5849 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5850 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5852 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5854 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5855 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5856 interrupt handlers, we use K0 as the temporary register.
5857 (EPILOGUE_USES): Change to a function call.
5858 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5859 handlers, we use K0 as the temporary register.
5861 * doc/extend.texi (Function Attributes): Document interrupt,
5862 use_shadow_register_set, keep_interrupts_masked,
5863 use_debug_exception_return for MIPS attributes.
5865 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5867 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5868 Remove a number of t-files from tmake_file.
5869 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5870 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5871 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5872 target_prototype, not TARGET_PROTOTYPE.
5873 (LINK_OS_GNU_SPEC): Define.
5874 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5875 and darwin-ldoubdle.c.
5877 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5880 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5881 (cpp_options): Ditto.
5882 (default_compilers): Ditto.
5883 (display_help): Ditto.
5884 (process_command): Ditto.
5886 (set_input): Use lbasename instead of duplicate code.
5887 (save_temps_prefix): New static for -save-temps=obj.
5888 (save_temps_length): Ditto.
5890 * doc/invoke.texi (-save-temps=obj): Document new variant to
5893 2009-04-02 Jeff Law <law@redhat.com>
5895 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5898 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5900 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5901 * configure: Regenerated.
5903 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5905 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5906 share the argument list.
5908 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5912 2009-02-12 Diego Novillo <dnovillo@google.com>
5914 * varpool.c (debug_varpool): New.
5915 * cgraph.h (debug_varpool): Declare.
5917 2009-04-02 Jan Hubicka <jh@suse.cz>
5919 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5922 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5924 * config/i386/i386.c (ix86_abi): Move initialization to ...
5925 (override_options): Here.
5927 2009-04-02 Christian Bruel <christian.bruel@st.com>
5929 * config/sh/sh.c (sh_dwarf_register_span): New function.
5930 (TARGET_DWARF_REGISTER_SPAN): Define.
5931 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5933 2009-04-02 Ira Rosen <irar@il.ibm.com>
5935 PR tree-optimization/39595
5936 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5937 interleaved loads group is not greater than the SLP group size.
5939 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5941 * builtins.c (is_builtin_name): New.
5942 (called_as_built_in): Use is_builtin_name.
5943 * tree.h (is_builtin_name): New.
5944 * varasm.c (incorporeal_function_p): Use is_builtin_name
5946 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5948 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5950 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5953 * c-decl.c (clone_underlying_type): Move this ...
5954 * c-common.c (set_underlying_type): ... here.
5955 Also, make sure the function properly sets TYPE_STUB_DECL() on
5956 the newly created typedef variant type.
5957 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5958 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5961 2009-04-02 Richard Guenther <rguenther@suse.de>
5963 PR tree-optimization/37221
5964 * tree-flow.h (degenerate_phi_result): Declare.
5965 * tree-ssa-dom.c (degenerate_phi_result): Export.
5966 * tree-scalar-evolution.c (analyze_initial_condition): If
5967 the initial condition is defined by a degenerate PHI node
5968 use the degenerate value.
5970 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5972 PR rtl-optimization/39588
5973 * combine.c (merge_outer_ops): Do not set the constant when this
5975 (simplify_shift_const_1): Do not modify it either in this case.
5977 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5979 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5980 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5982 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5985 * c-lex.c (interpret_float): Default (no suffix) is double.
5987 2009-04-1 Xinliang David Li <davidxl@google.com>
5989 * config/i386/i386.c (legitimate_constant_p): Recognize
5990 all one vector constant.
5992 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5994 * config/vax/vax.c: Add #includes to silence warnings.
5995 Change #include order to silence two warnings.
5997 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5999 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6000 (ASM_SPEC): Pass -k to the assembler for PIC code.
6002 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6004 * config.gcc: Add vax-*-linux* to the switch.
6005 * config/vax/linux.h: New file. (TARGET_VERSION,
6006 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6008 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6010 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6011 Use predicate macros instead of GET_CODE() == foo.
6012 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6013 ashlsi3, rotrsi3, <unnamed>): Likewise.
6015 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6017 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6018 jbbccihi, jbbccisi): Remova trailing whitespace.
6019 * config/vax/constraints.md: Likewise.
6020 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6021 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6022 * config/vax/predicates.md: Likewise.
6023 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6024 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6025 * config/vax/vax.h: Likewise.
6026 * config/vax/vax.md (nonlocal_goto): Likewise.
6028 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6030 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6031 (indirectable_address_p, adjacent_operands_p): Add spaces around
6033 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6035 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6037 * config/vax/vax.c (legitimate_constant_address_p,
6038 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6039 index_term_p, reg_plus_index_p, legitimate_address_p,
6040 vax_mode_dependent_address_p): Update comments to match functions
6041 modified by the recent int->bool conversion.
6043 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6045 * config/vax/builtins.md: Update copyright message.
6046 * config/vax/constraints.md: Likewise.
6047 * config/vax/netbsd-elf.h: Likewise.
6048 * config/vax/predicates.md: Likewise.
6049 * config/vax/vax-protos.h: Likewise.
6050 * config/vax/vax.c: Likewise.
6051 * config/vax/vax.h: Likewise.
6052 * config/vax/vax.md: Likewise.
6053 * config/vax/vax.opt: Likewise.
6055 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6057 * config/vax/builtins.md (ffssi2, ffssi2_internal,
6058 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
6059 * config/vax/constraints.md (B, R): Likewise.
6060 * config/vax/predicates.md (external_memory_operand,
6061 nonimmediate_addsub_di_operand): Likewise.
6062 * config/vax/vax.c (vax_output_int_add): Likewise.
6063 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
6064 untyped_call): Likewise.
6066 2009-04-01 Matt Thomas <matt@3am-software.com>
6068 * config/vax/predicates.md: New file.
6069 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
6070 external_const_operand, nonsymbolic_operand, external_memory_operand,
6071 indirect_memory_operand, indexed_memory_operand,
6072 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
6073 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
6075 * config/vax/constraints.md: New file.
6076 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
6078 * config/vax/builtins.md: New file.
6079 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
6080 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
6082 * config/vax/vax.opt (mqmath): Add option.
6083 * config/vax/vax.md (isfx): Extend with DI.
6084 (VAXintQH, VAXintQHSD): Define.
6085 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
6086 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
6087 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
6088 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
6089 (movdi): Update constraints and use vax_output_int_move().
6090 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
6091 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
6092 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
6093 nonlocal_goto): New.
6094 (mov<mode>): Extend accepted operand types.
6095 (subdi3_old): Rename from subdi3, change update constraints and use
6096 a new implementation.
6097 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
6098 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
6099 MOVE_RATIO, CLEAR_RATIO): Define.
6100 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
6101 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
6102 (PRINT_OPERAND): Redefine using a function instead of inlined code.
6103 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
6104 (split_quadword_operands): Make static and really allow variable
6106 (print_operand_address): Update for PIC generation.
6107 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
6108 indexable_address_p, fixup_mathdi_operand,
6109 vax_expand_addsub_di_operands, adjacent_operands_p): New.
6110 (vax_float_literal, legitimate_constant_p,
6111 indirectable_constant_address_p, index_term_p,
6112 reg_plus_index_p): Return bool instead of int.
6113 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
6115 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
6117 (vax_output_conditional_branch): Indent.
6118 (legitimate_constant_address_p, indirectable_constant_address_p,
6119 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
6120 vax_mode_dependent_address_p): Return bool instead of int, update for
6122 * config/vax/vax-protos.h (legitimate_constant_address_p,
6123 legitimate_constant_p, legitimate_address_p,
6124 vax_mode_dependent_address_p): Change declaration to bool.
6125 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
6126 vax_expand_addsub_di_operands, vax_output_int_subtract,
6127 vax_output_movmemsi): Declare.
6128 (split_quadword_operands, vax_float_literal): Delete declaration.
6129 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
6130 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
6131 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
6132 ASM_OUTPUT_DWARF_PCREL): Define.
6133 (ASM_SPEC): Change definition to allow PIC generation.
6135 2009-04-01 Steve Ellcey <sje@cup.hp.com>
6137 * doc/sourcebuild.texi: Update front-end requirements.
6139 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6142 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
6143 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
6144 (booldi3_internal3): Use boolean_or_operator instead of
6147 2009-04-01 Joseph Myers <joseph@codesourcery.com>
6150 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
6151 declarator whose size is not an integer constant expression but
6152 folds to an integer constant, then treat it as a constant
6155 2009-04-01 Richard Guenther <rguenther@suse.de>
6157 * fold-const.c (fold_plusminus_mult_expr): Do not fold
6158 i * 4 + 2 to (i * 2 + 1) * 2.
6160 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6163 * c-parser.c (c_parser_asm_statement): Skip until close paren and
6164 return if c_parser_asm_string_literal returned NULL.
6166 2009-04-01 Nick Clifton <nickc@redhat.com>
6168 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
6170 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
6171 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
6172 other typedefs to avoid conflicts with libgcc2.c. Define labels
6173 to gain 16-bit bit-manipulation functions from libgcc2.c and then
6175 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
6176 to gain 16-bit trapping arithmetic functions from libgcc2.c and
6179 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
6181 * varasm.c (default_function_rodata_section): Declare DOT as
6184 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
6185 Andrey Galkin <agalkin@hypercom.com>
6188 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
6189 Make object_name unique for each process.
6191 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6194 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
6195 addressable variables in the parallel that could go out of scope while
6196 running queued tasks.
6198 2009-04-01 Anatoly Sokolov <aesok@post.ru>
6200 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
6201 (CASE_VALUES_THRESHOLD): Redefine.
6202 * config/avr/avr.c (avr_override_options): Remove initialization of
6203 avr_case_values_threshold variable.
6204 (avr_case_values_threshold): Remove variable. Add new function.
6205 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
6206 * config/avr/avr.opt (mno-tablejump): Remove option.
6207 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
6209 2009-04-01 DJ Delorie <dj@redhat.com>
6211 * varasm.c (default_function_rodata_section): Don't assume
6212 anything about where the first '.' in the section name is.
6214 2009-04-01 Alan Modra <amodra@bigpond.net.au>
6216 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
6217 rs6000_emit_stack_tie.
6219 2009-03-31 Ian Lance Taylor <iant@google.com>
6221 * tree-eh.c (tree_remove_unreachable_handlers): Compare
6222 gimple_code with GIMPLE_RESX, not RESX.
6224 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6226 * c-common.c (c_get_ident): New.
6227 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
6229 2009-04-01 Ben Elliston <bje@au.ibm.com>
6231 * config/rs6000/sysv4.opt (msdata): Improve option description.
6233 2009-03-31 Steve Ellcey <sje@cup.hp.com>
6235 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
6236 (divdf3_internal_lat): Remove.
6237 (divxf3_internal_lat): Remove.
6238 (divxf3_internal_thr): Remove.
6239 (divxf): Use divxf3_internal.
6240 * config/ia64/div.md (divsf3_internal_lat): New.
6241 (divdf3_internal_lat): New.
6242 (divxf3_internal): New.
6244 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6247 * Makefile.in (USE_GCC_STDINT): Define.
6248 (stmp-int-hdrs): Install stdint.h if applicable.
6249 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
6251 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
6252 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
6253 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6254 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6255 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6256 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6257 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6258 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6259 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6260 (c_common_nodes_and_builtins): Initialize
6261 underlying_wchar_type_node. Do not initialize
6262 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
6263 nodes for new types.
6264 (c_stddef_cpp_builtins): Define macros for new types.
6265 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
6267 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
6268 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
6269 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
6270 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
6271 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
6272 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
6273 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
6274 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
6275 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
6276 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
6277 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
6278 int16_type_node, int32_type_node, int64_type_node,
6279 uint8_type_node, uint16_type_node, c_uint32_type_node,
6280 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
6281 int_least32_type_node, int_least64_type_node,
6282 uint_least8_type_node, uint_least16_type_node,
6283 uint_least32_type_node, uint_least64_type_node,
6284 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
6285 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
6286 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
6287 uintptr_type_node): Define.
6288 * c-cppbuiltin.c (builtin_define_constants,
6289 builtin_define_type_minmax): New.
6290 (builtin_define_stdint_macros): Define more macros.
6291 (c_cpp_builtins): Define more limit macros.
6293 (builtin_define_type_max): Define in terms of
6294 builtin_define_type_minmax. Remove is_long parameter. All
6296 * config.gcc (use_gcc_stdint): Define.
6297 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
6298 Add newlib-stdint.h for generic targets.
6299 * config/glibc-stdint.h, config/newlib-stdint.h,
6300 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
6301 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
6302 * config/score/score.h (UINTPTR_TYPE): Define.
6303 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6304 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6305 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6306 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6307 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6308 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6309 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6310 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6311 * config/spu/spu.h (STDINT_LONG32): Define.
6312 * configure.ac (use_gcc_stdint): Substitute.
6313 * configure: Regenerate.
6314 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
6315 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
6316 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
6317 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
6318 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
6319 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
6320 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
6321 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
6322 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
6323 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
6324 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
6325 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
6326 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
6327 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
6328 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
6329 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
6330 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
6331 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
6332 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
6333 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
6334 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
6335 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
6336 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6337 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6338 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6339 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6340 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6341 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6342 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
6344 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
6346 * loop-iv.c (suitable_set_for_replacement): Renamed from
6347 simplify_using_assignment; changed to return bool and to accept new
6348 args DEST and SRC. Return true iff we find a source/destination pair
6349 that can be used to make a replacement, and fill SRC and DEST if so.
6350 Remove arg ALTERED. Don't deal with altered regs here. All callers
6352 (simplify_using_initial_values): Deal with altered regs here and track
6353 more precisely the effect they have on the validity of our expression.
6355 * loop-iv.c (simplify_using_condition): A condition of the form
6356 (EQ REG CONST) can be used to simply make a substitution.
6357 (simplify_using_initial_values): Keep track of conditions we have seen
6358 and keep using them to simplify new expressions, while applying the
6359 same substitutions to them as to the expression.
6361 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6362 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
6365 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
6366 changed. Use this when trying to improve the upper bound.
6367 Generate the comparison by using simplify_gen_relational.
6369 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
6371 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
6373 (simplify_using_assignment, simplify_using_initial_values): Call
6374 replace_in_expr to make replacements. Call replace_single_def_regs
6375 once on the initial version of the expression.
6377 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6380 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
6382 2009-03-31 Richard Guenther <rguenther@suse.de>
6385 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
6386 equality comparisons. Fold C - X CMP X if C % 2 == 1.
6388 2009-03-31 Richard Guenther <rguenther@suse.de>
6390 * tree.h (div_if_zero_remainder): Declare.
6391 * fold-const.c (div_if_zero_remainder): Export.
6392 * tree-ssa-forwprop.c
6393 (forward_propagate_addr_into_variable_array_index): Handle
6394 constant array index addition outside of the variable index.
6396 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6399 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
6400 define_splits, floatunssi<mode>2): Require x87 conversions from
6401 DImode to be permitted.
6403 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6405 PR preprocessor/15638
6406 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
6408 2009-03-31 Richard Guenther <rguenther@suse.de>
6412 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
6413 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
6414 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
6415 a separate statement.
6416 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
6417 (lookup_tmp_var): Likewise.
6418 (is_gimple_formal_tmp_or_call_rhs): Remove.
6419 (is_gimple_reg_or_call_rhs): Rename to ...
6420 (is_gimple_reg_rhs_or_call): ... this.
6421 (is_gimple_mem_or_call_rhs): Rename to ...
6422 (is_gimple_mem_rhs_or_call): ... this.
6423 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
6424 DECL_GIMPLE_REG_P only if is_formal is true.
6425 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
6426 for non-proper post-modify expression gimplification.
6427 (gimplify_self_mod_expr): For post-modify expressions gimplify
6428 the lvalue to a minimal lvalue.
6429 (rhs_predicate_for): Remove formal temp case.
6430 (gimplify_modify_expr_rhs): Likewise.
6431 (gimplify_addr_expr): Use is_gimple_reg.
6432 (gimplify_expr): Remove formal temp cases.
6433 (gimple_regimplify_operands): Likewise.
6434 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
6435 and FILTER_EXPR like constants.
6436 * gimple.c (walk_gimple_op): Fix val_only initialization, use
6438 (is_gimple_formal_tmp_rhs): Remove.
6439 (is_gimple_reg_rhs): Remove special casing.
6440 (is_gimple_mem_rhs): Fix.
6441 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
6442 (is_gimple_formal_tmp_var): Remove.
6443 (is_gimple_formal_tmp_reg): Likewise.
6444 (is_gimple_min_lval): Allow invariant component ref parts.
6445 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
6446 is_gimple_formal_tmp_reg): Remove declarations.
6447 * tree-cfg.c (verify_expr): Verify that variables with address
6448 taken do not have DECL_GIMPLE_REG_P set.
6449 * tree-mudflap.c (mf_build_check_statement_for): Use
6450 force_gimple_operand instead of gimplify_expr.
6452 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
6454 * modulo-sched.c (sms_schedule_by_order): Pass the actual
6455 schedulable rows to compute_split_row.
6457 2009-03-31 Ben Elliston <bje@au.ibm.com>
6460 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
6463 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6465 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
6466 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
6467 * configure: Regenerate.
6468 * config.in: Regenerate.
6469 * config/rs6000/rs6000.opt (mtls-markers): Add.
6470 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
6471 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
6472 (tls_ld_aix, tls_ld_sysv): Likewise.
6473 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
6474 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
6476 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6478 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
6480 2009-03-30 Jan Hubicka <jh@suse.cz>
6482 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
6484 (tree_remove_unreachable_handlers): Cleanup EH predecestor
6485 detection and label handling.
6487 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6489 * ira-int.h (ira_allocno): Rename left_conflicts_num to
6490 left_conflicts_size.
6491 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
6492 ALLOCNO_LEFT_CONFLICTS_SIZE.
6494 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
6495 remove_allocno_from_bucket_and_push,
6496 allocno_spill_priority_compare, push_allocnos_to_stack,
6497 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6498 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
6499 (setup_allocno_left_conflicts_num): Ditto. Rename to
6500 setup_allocno_left_conflicts_size.
6501 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6502 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
6503 setup_allocno_left_conflicts_size instead of
6504 setup_allocno_left_conflicts_num.
6506 * ira-build.c (ira_create_allocno): Use
6507 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
6508 ALLOCNO_LEFT_CONFLICTS_NUM.
6510 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6512 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6513 instead of DF_LR_OUT.
6515 * ira-lives.c (process_bb_node_lives): Ditto.
6517 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6518 instead of DF_LR_{OUT,IN}.
6520 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6522 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6524 2009-03-30 Jan Hubicka <jh@suse.cz>
6526 * except.c (label_to_region_map): Fix thinko.
6528 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6531 * tree.h (tree_find_value): New declaration.
6532 * tree.c (tree_find_value): New function.
6533 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6535 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6538 * c-decl.c (struct c_binding): Add locus field.
6539 (bind): Add locus argument, set locus field from it.
6540 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6541 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6542 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6543 implicitly_declare, undeclared_variable, lookup_label,
6544 declare_label, c_make_fname_decl, c_builtin_function,
6545 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6548 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6551 * config/i386/i386.c (classify_argument): Check total size of
6554 2009-03-30 Martin Jambor <mjambor@suse.cz>
6556 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6557 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6558 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6561 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6562 seen_variable_array_ref while also traversing a union.
6564 * tree-inline.c (optimize_inline_calls): Do not call
6565 cgraph_node_remove_callees.
6566 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6567 (pass_remove_cgraph_callee_edges): New variable.
6568 * passes.c (init_optimization_passes): Add
6569 pass_remove_cgraph_callee_edges after early inlining and before all
6570 late intraprocedural passes.
6572 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6574 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6576 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6579 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6581 * combine.c (simplify_comparison): Use have_insn_for.
6582 * dojump.c (do_jump): Likewise.
6584 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6586 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6587 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6588 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6589 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6590 instead of sparc_compare_emitted.
6591 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6592 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6593 instead of sparc_compare_emitted.
6595 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6597 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6598 enter/exit cfglayout mode.
6599 (pass_partition_block): Require it.
6600 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6601 (combine_instructions): Track basic blocks instead of labels.
6602 (update_cfg_for_uncondjump): New.
6603 (try_combine): Use it. Update jumps after rescanning.
6604 (pass_combine): Require PROP_cfglayout.
6605 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6607 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6609 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6610 Provide/destroy PROP_cfglayout respectively.
6611 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6612 * tree-pass.h (PROP_cfglayout): New.
6614 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6616 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6617 fold_convert_const_fixed_from_fixed,
6618 fold_convert_const_fixed_from_int,
6619 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6620 set TREE_CONSTANT_OVERFLOW.
6621 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6622 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6624 2009-03-30 Ira Rosen <irar@il.ibm.com>
6626 * tree-vect-loop-manip.c: New file.
6627 * tree-vectorizer.c: Update documentation and included files.
6628 (vect_loop_location): Make extern.
6629 (rename_use_op): Move to tree-vect-loop-manip.c
6630 (rename_variables_in_bb, rename_variables_in_loop,
6631 slpeel_update_phis_for_duplicate_loop,
6632 slpeel_update_phi_nodes_for_guard1,
6633 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6634 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6635 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6636 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6637 find_loop_location): Likewise.
6638 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6639 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6640 get_vectype_for_scalar_type, vect_is_simple_use,
6641 supportable_widening_operation, supportable_narrowing_operation):
6643 (bb_in_loop_p): Move to tree-vect-loop.c.
6644 (new_loop_vec_info, destroy_loop_vec_info,
6645 reduction_code_for_scalar_code, report_vect_op,
6646 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6647 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6648 (vect_supportable_dr_alignment): Likewise.
6649 * tree-vectorizer.h (tree-data-ref.h): Include.
6650 (vect_loop_location): Declare.
6651 Reorganize function declarations according to the new file structure.
6652 * tree-vect-loop.c: New file.
6653 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6654 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6655 * tree-vect-data-refs.c: New file.
6656 * tree-vect-patterns.c (timevar.h): Don't include.
6657 * tree-vect-stmts.c: New file.
6658 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6659 tree-vect-slp.c, tree-vect-loop.c.
6660 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6661 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6662 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6663 (tree-vect-analyze.o): Remove.
6664 (tree-vect-transform.o): Likewise.
6665 (tree-vect-data-refs.o): Add rule.
6666 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6667 tree-vect-slp.o): Likewise.
6668 (tree-vect-patterns.o): Remove redundant dependencies.
6669 (tree-vectorizer.o): Likewise.
6670 * tree-vect-slp.c: New file.
6672 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6674 * optc-gen.awk: Warn if an option flag has multiple different
6677 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6679 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6680 -floop-block): Document dependences on PPL, CLooG and Graphite.
6682 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6684 PR rtl-optimization/323
6685 * c-common.c (c_fully_fold, convert_and_check,
6686 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6687 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6688 * c-common.def (EXCESS_PRECISION_EXPR): New.
6689 * c-cppbuiltin.c (builtin_define_float_constants): Define
6690 constants with enough digits for long double.
6691 * c-lex.c (interpret_float): Interpret constant with excess
6692 precision where appropriate.
6693 * c-opts.c (c_common_post_options): Set
6694 flag_excess_precision_cmdline. Give an error for
6695 -fexcess-precision=standard for C++ for processors where the
6696 option is significant.
6697 * c-parser.c (c_parser_conditional_expression): Handle excess
6698 precision in condition.
6699 * c-typeck.c (convert_arguments): Handle arguments with excess
6701 (build_unary_op): Move excess precision outside operation.
6702 (build_conditional_expr): Likewise.
6703 (build_compound_expr): Likewise.
6704 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6705 (build_modify_expr): Handle excess precision in RHS.
6706 (convert_for_assignment): Handle excess precision in converted
6708 (digest_init, output_init_element, process_init_element): Handle
6709 excess precision in initializer.
6710 (c_finish_return): Handle excess precision in return value.
6711 (build_binary_op): Handle excess precision in operands and add
6712 excess precision as needed for operation.
6713 * common.opt (-fexcess-precision=): New option.
6714 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6715 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6716 For standard excess precision, output explicit conversion to and
6717 truncation from XFmode.
6718 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6719 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6720 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6721 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6722 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6723 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6724 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6725 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6726 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6727 define_splits, sqrt<mode>2): Disable where appropriate for
6728 standard excess precision.
6729 * convert.c (convert_to_real): Do not shorten arithmetic to type
6730 for which excess precision would be used.
6731 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6732 * doc/invoke.texi (-fexcess-precision=): Document option.
6733 (-mfpmath=): Correct index entry.
6734 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6735 flag_excess_precision): New.
6736 * langhooks.c (lhd_post_options): Set
6737 flag_excess_precision_cmdline.
6738 * opts.c (common_handle_option): Handle -fexcess-precision=.
6739 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6740 init_excess_precision): New.
6741 (lang_dependent_init_target): Call init_excess_precision.
6742 * tree.c (excess_precision_type): New.
6743 * tree.h (excess_precision_type): Declare.
6745 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6748 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6749 non-lvalue to component.
6751 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6753 PR preprocessor/34695
6754 * Makefile.in (c-opts.o): Depend on c-tree.h.
6755 * c-common.c: Move down include of diagnostic.h.
6756 (done_lexing, c_cpp_error): New.
6757 * c-common.h (done_lexing): Declare.
6758 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6760 * c-opts.c: Include c-tree.h.
6761 (c_common_init_options): Set preprocessor error callback.
6762 (c_common_handle_option): Do not set preprocessor
6763 inhibit_warnings, warnings_are_errors, warn_system_headers,
6764 pedantic_errors or inhibit_warnings flags.
6765 (c_common_post_options): Do not check cpp_errors (parse_in).
6766 (c_common_finish): Do not output dependencies if there were
6767 errors. Do not check return value of cpp_finish.
6768 * c-ppoutput.c (pp_file_change): Set input_location.
6769 * c-tree.h (c_cpp_error): Declare.
6770 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6772 (diagnostic_build_prefix): Check override_column.
6773 * diagnostic.h (diagnostic_info): Add override_column field.
6774 (diagnostic_override_column): Define.
6776 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6778 * c-common.c (c_expand_expr, c_staticp): Remove.
6779 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6780 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6781 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6782 * c-gimplify.c (gimplify_compound_literal_expr,
6783 optimize_compound_literals_in_ctor): Remove.
6784 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6785 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6786 * c-semantics.c (emit_local_var): Remove.
6788 * langhooks-def.h (lhd_expand_expr): Remove.
6789 * langhooks.c (lhd_expand_expr): Remove.
6790 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6792 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6793 handling from c-semantics.c; don't call into langhook.
6794 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6795 * gimplify.c (gimplify_compound_literal_expr,
6796 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6797 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6798 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6799 as was done in c-gimplify.c.
6800 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6801 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6802 Move from c-common.h.
6803 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6805 * tree.c (staticp): Do not call langhook.
6806 * langhooks.c (lhd_staticp): Delete.
6807 * langhooks-def.h (lhd_staticp): Delete prototype.
6808 (LANG_HOOKS_STATICP): Delete.
6809 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6811 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6812 instead of DECL_STMTs.
6814 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6822 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6824 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6825 contained expression.
6826 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6827 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6828 conditional expressions for C.
6829 (decl_constant_value_for_optimization): Move from
6830 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6831 whether optimizing and that the expression is a VAR_DECL not of
6832 array type instead of doing such checks in the caller. Do not
6833 check pedantic. Call gcc_unreachable for C++.
6834 * c-common.def (C_MAYBE_CONST_EXPR): New.
6835 * c-common.h (c_fully_fold, c_save_expr,
6836 decl_constant_value_for_optimization): New prototypes.
6837 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6838 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6839 EXPR_INT_CONST_OPERANDS): Define.
6840 * c-convert.c (convert): Strip nops from expression.
6841 * c-decl.c (groktypename): Take extra parameters expr and
6842 expr_const_operands. Update call to grokdeclarator.
6843 (start_decl): Update call to grokdeclarator. Add statement for
6844 expressions used in type of decl.
6845 (grokparm): Update call to grokdeclarator.
6846 (push_parm_decl): Update call to grokdeclarator.
6847 (build_compound_literal): Add parameter non_const and build a
6848 C_MAYBE_COSNT_EXPR if applicable.
6849 (grokdeclarator): Take extra parameters expr and
6850 expr_const_operands. Track expressions used in declaration
6851 specifiers and declarators. Fold array sizes and track whether
6852 they are constant expressions and whether they are integer
6853 constant expressions.
6854 (parser_xref_tag): Set expr and expr_const_operands fields in
6856 (grokfield): Update call to grokdeclarator.
6857 (start_function): Update call to grokdeclarator.
6858 (build_null_declspecs): Set expr and expr_const_operands fields in
6860 (declspecs_add_type): Handle expressions in typeof specifiers.
6861 * c-parser.c (c_parser_declspecs): Set expr and
6862 expr_const_operands fields for declaration specifiers.
6863 (c_parser_enum_specifier): Likewise.
6864 (c_parser_struct_or_union_specifier): Likewise.
6865 (c_parser_typeof_specifier): Likewise. Update call to
6866 groktypename. Fold expression as needed. Return expressions with
6867 type instead of adding statements.
6868 (c_parser_attributes): Update calls to c_parser_expr_list.
6869 (c_parser_statement_after_labels): Fold expression before passing
6870 to objc_build_throw_stmt.
6871 (c_parser_condition): Fold expression.
6872 (c_parser_asm_operands): Fold expression.
6873 (c_parser_conditional_expression): Use c_save_expr. Update call
6874 to build_conditional_expr.
6875 (c_parser_alignof_expression): Update call to groktypename.
6876 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6877 original_code. Fold expression argument of va_arg. Create
6878 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6879 argument to va_arg. Update calls to groktypename. Fold array
6880 index for offsetof. Verify that first argument to
6881 __builtin_choose_expr has integer type.
6882 (c_parser_postfix_expression_after_paren_type): Update calls to
6883 groktypename and build_compound_literal. Handle expressions with
6884 side effects in type name.
6885 (c_parser_postfix_expression_after_primary): Update call to
6886 c_parser_expr_list. Set original_code for calls to
6887 __builtin_constant_p.
6888 (c_parser_expr_list): Take extra parameter fold_p. Fold
6889 expressions if requested.
6890 (c_parser_objc_type_name): Update call to groktypename.
6891 (c_parser_objc_synchronized_statement): Fold expression.
6892 (c_parser_objc_receiver): Fold expression.
6893 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6894 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6895 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6896 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6897 (struct c_typespec): Add elements expr and expr_const_operands.
6898 (struct c_declspecs): Add elements expr and expr_const_operands.
6899 (groktypename, build_conditional_expr, build_compound_literal):
6901 (in_late_binary_op): Declare.
6902 * c-typeck.c (note_integer_operands): New function.
6903 (in_late_binary_op): New variable.
6904 (decl_constant_value_for_broken_optimization): Move to c-common.c
6905 and rename to decl_constant_value_for_optimization.
6906 (default_function_array_conversion): Do not strip nops.
6907 (default_conversion): Do not call
6908 decl_constant_value_for_broken_optimization.
6909 (build_array_ref): Do not fold result.
6910 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6911 result when operand is a VLA.
6912 (c_expr_sizeof_type): Update call to groktypename. Handle
6913 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6914 result when operand names a VLA type.
6915 (build_function_call): Update call to build_compound_literal.
6916 Only fold result for calls to __builtin_* functions. Strip
6917 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6918 the function designator.
6919 (convert_arguments): Fold arguments. Update call to
6920 convert_for_assignment.
6921 (build_unary_op): Handle increment and decrement of
6922 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6923 decrement earlier. Fold operand of increment and decrement.
6924 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6925 built for integer operand. Wrap returns that are INTEGER_CSTs
6926 without being integer constant expressions or that have integer
6927 constant operands without being INTEGER_CSTs.
6928 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6929 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6930 result is an integer constant expression or can be used in
6931 unevaluated parts of one and avoid folding and wrap as
6932 appropriate. Fold operands before possibly doing -Wsign-compare
6934 (build_compound_expr): Wrap result for C99 if operands can be used
6935 in integer constant expressions.
6936 (build_c_cast): Update call to digest_init. Do not ignore
6937 overflow from casting floating-point constants to integers. Wrap
6938 results that could be confused with integer constant expressions,
6939 null pointer constants or floating-point constants.
6940 (c_cast_expr): Update call to groktypename. Handle expressions
6941 included in type name.
6942 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6943 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6944 Update calls to convert_for_assignment.
6945 (convert_for_assignment): Take new parameter
6946 null_pointer_constant. Do not strip nops or call
6947 decl_constant_value_for_broken_optimization. Set
6948 in_late_binary_op for conversions to boolean.
6949 (store_init_value): Update call to digest_init.
6950 (digest_init): Take new parameter null_pointer_constant. Do not
6951 call decl_constant_value_for_broken_optimization. pedwarn for
6952 initializers not constant expressions. Update calls to
6953 convert_for_assignment.
6954 (constructor_nonconst): New.
6955 (struct constructor_stack): Add nonconst element.
6956 (really_start_incremental_init, push_init_level, pop_init_level):
6957 Handle constructor_nonconst and nonconst element.
6958 (set_init_index): Call constant_expression_warning for array
6960 (output_init_element): Fold value. Set constructor_nonconst as
6961 applicable. pedwarn for initializers not constant expressions.
6962 Update call to digest_init. Call constant_expression_warning
6963 where constant initializers are required.
6964 (process_init_element): Use c_save_expr.
6965 (c_finish_goto_ptr): Fold expression.
6966 (c_finish_return): Fold return value. Update call to
6967 convert_for_assignment.
6968 (c_start_case): Fold switch expression.
6969 (c_process_expr_stmt): Fold expression.
6970 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6971 ensure statement expression is not evaluated in constant expression.
6972 (build_binary_op): Track whether results are integer constant
6973 expressions or may occur in such, disable folding and wrap results
6974 as applicable. Fold operands for -Wsign-compare warnings unless
6976 (c_objc_common_truthvalue_conversion): Handle results folded to
6977 integer constants that are not integer constant expressions.
6978 * doc/extend.texi: Document when typeof operands are evaluated,
6979 that condition of __builtin_choose_expr is an integer constant
6980 expression, and more about use of __builtin_constant_p in
6983 2009-03-29 Richard Guenther <rguenther@suse.de>
6985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6986 propagate addresses of array references.
6988 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6990 * regmove.c (perhaps_ends_bb_p): Remove.
6991 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6992 from INSN and check that the main loop stays within that basic block.
6993 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6994 (regmove_forward_pass): Split out from regmove_optimize. Use
6995 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6996 (regmove_backward_pass): Split out from regmove_optimize. Use
6997 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6998 (regmove_optimize): Simplify.
7000 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7003 * config/i386/i386.c (classify_argument): Ignore flexible array
7004 member in struct and warn ABI change.
7006 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7008 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7010 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7011 (ix86_adjust_cost): Updated.
7013 2009-03-29 Jan Hubicka <jh@suse.cz>
7016 * tree-pass.h (pass_cleanup_eh): New function.
7017 (remove_unreachable_regions): Break code handling RTL
7018 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7019 that can not be reached by runtime.
7020 (can_be_reached_by_runtime): New function.
7021 (label_to_region_map): New function.
7022 (num_eh_regions): New function.
7023 (rtl_remove_unreachable_regions): New function.
7024 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7025 (remove_eh_region): New function.
7026 * except.h: Include sbitmap and vecprim.
7027 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7028 num_eh_regions): Declare.
7029 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7030 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7031 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7032 (tree_empty_eh_handler_p): New function.
7033 (cleanup_empty_eh): New function.
7034 (cleanup_eh): New function.
7035 (pass_cleanup_eh): New function.
7037 2009-03-29 Jan Hubicka <jh@suse.cz>
7039 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7040 for removed regions.
7042 2009-03-29 Jan Hubicka <jh@suse.cz>
7044 * except.c (dump_eh_tree): Dump all datastructures.
7046 2009-03-29 Jan Hubicka <jh@suse.cz>
7048 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
7049 (duplicate_eh_regions_1): Likewise.
7050 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
7051 vector; call EH verification.
7052 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7053 Be ready for region being removed.
7055 2009-03-29 Jan Hubicka <jh@suse.cz>
7057 * bitmap.c (bitmap_last_set_bit): New function.
7058 * bitmap.h (bitmap_last_set_bit): Declare.
7060 2009-03-29 David Ayers <ayers@fsfe.org>
7063 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
7064 by calling objc_compare_types and surpress warnings about
7065 incompatible C pointers that are compatible ObjC pointers.
7067 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
7069 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
7070 call initialize_inline_failed.
7071 (initialize_inline_failed): Move it from here ...
7072 * cgraph.c (initialize_inline_failed): ... to here.
7073 (cgraph_create_edge): Call initialize_inline_failed rather than
7074 setting inline_failed directly.
7076 2009-03-29 Ben Elliston <bje@au.ibm.com>
7079 * sysv4.opt (msdata): Improve comment.
7080 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
7081 * sysv4.h (SVR4_ASM_SPEC): Likewise.
7083 2009-03-29 Ben Elliston <bje@au.ibm.com>
7086 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
7087 load and store attributes.
7089 2009-03-29 Ben Elliston <bje@au.ibm.com>
7091 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
7092 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
7093 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
7094 * doc/extend.texi (X86 Built-in Functions): Add index entries for
7095 __builtin_infq and __builtin_huge_valq.
7097 2009-03-28 Anatoly Sokolov <aesok@post.ru>
7099 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
7101 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7102 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
7104 2009-03-28 Xinliang David Li <davidxl@google.com>
7106 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
7107 (do_dbg_cnt): New function.
7109 2009-03-28 Jan Hubicka <jh@suse.cz>
7111 Merge from pretty-ipa:
7113 2009-03-27 Jan Hubicka <jh@suse.cz>
7115 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7116 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
7117 * passes.c (function_called_by_processed_nodes_p): New.
7118 * ipa-pure-const.c (check_call): Fix handling of operands.
7119 (analyze_function): Dump debug output for skipped bodies.
7120 (local_pure_const): Use function_called_by_processed_nodes_p.
7121 * dwarf2out.c (reference_to_unused): Use output.
7122 * passes.c (do_per_function_toporder): Likewise.
7124 2008-11-12 Jan Hubicka <jh@suse.cz>
7126 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
7127 * ipa-pure-const.c (funct_state_d): Add can throw field; make
7128 state_set_in_source enum
7129 (check_decl): Ignore memory tags; do not set fake looping flags;
7131 (check_operand, check_tree, check_rhs_var, check_lhs_var,
7132 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
7133 (check_call, analyze_function): Rewrite.
7135 (add_new_function): Update call of analyze_function.
7136 (generate_summary): Add call of analyze_function.
7137 (propagate): Propagate can_throw; handle state_set_in_source correctly.
7138 (local_pure_const): New function.
7139 (pass_local_pure_const): New pass.
7140 * ipa-inline.c (inline_transform): Set after_inlining.
7141 * tree-eh.c (stmt_can_throw_external): New.
7142 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
7143 work with aliasing built.
7144 * tree-flow.h (stmt_can_throw_external): New.
7145 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
7146 and local pure/const pass in early and late optimization queue.
7148 2009-03-28 Martin Jambor <mjambor@suse.cz>
7150 * fold-const.c (get_pointer_modulus_and_residue): New parameter
7152 (fold_binary): Allow function decl aligment consideration is the
7153 second argument is integer constant one.
7154 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
7155 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
7156 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
7158 2009-03-28 Jan Hubicka <jh@suse.cz>
7160 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
7161 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
7162 * function.h (rtl_data): Add nothrow flag.
7163 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
7164 set DECL_NOTHROW for AVAILABLE functions.
7166 2009-03-28 Jakub Jelinek <jakub@redhat.com>
7168 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
7169 following vector keyword has expansion starting with pixel or bool
7170 keyword, expand vector to __vector and pixel or bool to __pixel or
7174 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
7175 warn_if_disallowed_function_p): Removed.
7176 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
7177 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
7178 warning_if_disallowed_function_p.
7179 * flags.h (warn_if_disallowed_function_p,
7180 warn_disallowed_functions): Removed.
7181 * common.opt (Wdisallowed-function-list=): Removed.
7182 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
7184 2009-03-28 Richard Guenther <rguenther@suse.de>
7186 PR tree-optimization/38723
7187 * tree-ssa-pre.c (compute_avail): Add all default definitions to
7190 2009-03-28 Jan Hubicka <jh@suse.cz>
7192 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
7193 test introduced by my previous patch.
7195 2009-03-28 Richard Guenther <rguenther@suse.de>
7197 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
7198 the PHIs value undefined.
7200 2009-03-28 Jan Hubicka <jh@suse.cz>
7202 * tree-pass.h (pass_fixup_cfg): New pass.
7203 * ipa-inline.c (inline_transform): Set
7204 always_inline_functions_inlined/after_inlining.
7205 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
7206 (pass_fixup_cfg): New pass.
7207 * passes.c (init_optimization_passes): Add fixup_cfg.
7209 2009-03-28 Richard Guenther <rguenther@suse.de>
7211 PR tree-optimization/38458
7212 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
7213 argument use the arguments copy-of value.
7215 2009-03-28 Richard Guenther <rguenther@suse.de>
7217 PR tree-optimization/38180
7218 * tree-ssa-ccp.c (get_default_value): Simplify.
7219 (likely_value): Likewise.
7220 (surely_varying_stmt_p): Properly handle VOP case.
7221 (ccp_initialize): Likewise.
7222 (ccp_fold): Handle propagating through *&.
7223 (fold_const_aggregate_ref): Also handle decls.
7225 2009-03-28 Jan Hubicka <jh@suse.cz>
7227 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7228 * cgraph.h (cgraph_node): Likewise.
7229 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
7230 (cgraph_reset_node): Use process flag.
7231 (cgraph_mark_functions_to_output): Likewise.
7232 (cgraph_expand_function): Likewise.
7233 (cgraph_expand_all_functions): Likewise.
7234 (cgraph_output_in_order): Likewise.
7235 * dwarf2out.c (reference_to_unused): Likewise.
7236 * passes.c do_per_function_toporder): Likewise.
7238 2009-03-28 Jan Hubicka <jh@suse.cz>
7240 Bring from lto-branch:
7242 2008-09-03 Doug Kwan <dougkwan@google.com>
7244 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
7245 enums instead of reason strings.
7246 * cgraph.c (cgraph_create_edge): Same.
7247 (cgraph_inline_failed_string): New function.
7248 * cgraph.h (cgraph_inline_failed_t): New enum type.
7249 (cgraph_inline_failed_string): New prototype.
7250 (struct cgraph_edge): Change type of INLINED_FAILED from constant
7251 char pointer to cgraph_inline_failed_t.
7252 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
7253 (cgraph_default_inline_p): Ditto.
7254 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
7255 to cgraph_inline_failed_t pointer.
7256 * cif-code.def: New file.
7257 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
7259 (cgraph_check_inline_limits): Change type of REASON to pointer to
7260 cgraph_inline_failed_t. Replace reason strings with enums.
7261 (cgraph_default_inline_p): Ditto.
7262 (cgraph_recursive_inlining_p): Ditto.
7263 (update_caller_keys): Change type of FAILED_REASON to
7264 cgraph_inline_failed_t.
7265 (cgraph_set_inline_failed): Change type of REASON to pointer to
7266 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
7267 convert enums to strings for text output.
7268 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
7269 to be of type cgraph_inline_failed_t. Replace reason strings with
7270 enums. Call cgraph_inline_failed_string to covert enums
7271 to strings for text output.
7272 (cgraph_decide_inlining): Replace reason strings with enums.
7273 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
7274 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
7276 * tree-inline.c (expand_call_inline): Change type of REASON
7277 to cgraph_inline_failed_t. Replace reason strings with enums.
7278 Call cgraph_inline_failed_string for text output.
7279 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
7282 2009-03-28 Jan Hubicka <jh@suse.cz>
7284 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
7285 cgraph_clone_node): Remove master clone handling.
7286 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7287 * cgraph.h (master_clone): Remove.
7288 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7289 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
7290 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7292 2009-03-28 Jan Hubicka <jh@suse.cz>
7294 * cgraph.c (cgraph_function_body_availability): Functions declared
7295 inline are always safe to assume that it is not going to be replaced.
7297 2009-03-28 Richard Guenther <rguenther@suse.de>
7299 PR tree-optimization/38513
7300 * tree-ssa-pre.c (eliminate): Remove redundant stores.
7301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7302 EXC_PTR_EXPR and FILTER_EXPR.
7303 (get_ref_from_reference_ops): Likewise.
7305 2009-03-28 Richard Guenther <rguenther@suse.de>
7307 PR tree-optimization/38968
7308 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7309 Use FLOOR_MOD_EXPR to compute misalignment.
7311 2009-03-28 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/37795
7314 * tree.h (combine_comparisons): Declare.
7315 * fold-const.c (combine_comparisons): Export.
7316 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
7318 (ifcombine_iforif): Use combine_comparisons.
7320 2009-03-28 Jan Hubicka <jh@suse.cz>
7322 * tree-eh.c (inlinable_call_p): New function.
7323 (make_eh_edges): Use it.
7324 (verify_eh_edges): Use it.
7325 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
7326 * except.c (reachable_next_level): Add inlinable_function argument
7327 (sjlj_find_directly_reachable_regions): Update.
7328 (add_reachable_handler): Do not set saw_any_handlers.
7329 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
7330 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7331 Add new inlinable call parameter.
7332 (can_throw_internal, can_throw_external): Update.
7333 * except.h (can_throw_internal_1, can_throw_external_1,
7334 foreach_reachable_handler): Update declaration.
7336 2009-03-28 Joseph Myers <joseph@codesourcery.com>
7338 * config/arm/t-arm-coff, config/h8300/coff.h,
7339 config/i386/i386-aout.h, config/i386/i386-coff.h,
7340 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
7341 config/pdp11/2bsd.h, config/rs6000/aix41.h,
7342 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
7343 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
7344 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
7345 sys-types.h: Remove.
7346 * Makefile.in: Remove protoize and fixproto support and references
7348 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
7349 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
7351 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
7352 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
7353 unprotoize$(exeext).
7354 (rest.encap): Don't depend on $(STMP_FIXPROTO)
7355 (.PHONY): Don't depend on proto.
7356 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
7357 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
7358 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
7359 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
7360 build/gen-protos.o, build/scan.o, xsys-protos.h,
7361 build/fix-header$(build_exeext), build/fix-header.o,
7362 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
7363 stmp-install-fixproto): Remove.
7364 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
7365 SYSCALLS.c or fixproto files.
7366 (install-common): Don't install protoize.
7367 (install-headers-tar, install-headers-cpio, install-headers-cp):
7368 Don't depend on $(STMP_FIXPROTO).
7369 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
7370 install fixproto files or write out fixproto settings.
7371 (uninstall): Don't uninstall protoize.
7372 * config.gcc (use_fixproto): Remove.
7373 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
7374 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
7375 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
7376 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
7377 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
7378 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
7379 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
7380 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
7381 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
7382 * config/t-vxworks (STMP_FIXPROTO): Remove.
7383 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
7384 STMP_FIXPROTO): Remove.
7385 * config.in, configure: Regenerate.
7386 * crtstuff.c (gid_t, uid_t): Don't undefine.
7387 * doc/install.texi: Change m68k-coff to m68k-elf in example.
7388 (arm-*-coff, arm-*-aout: Remove target entries.
7389 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
7390 Remove mention of AIX 4.1.
7391 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
7392 * doc/invoke.texi (Running Protoize): Remove.
7393 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
7394 (Protoize Caveats): Remove.
7395 * tsystem.h: Update comments on headers assumed to exist.
7397 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
7399 * genautomata.c: Add a new year to the copyright. Add a new
7401 (struct insn_reserv_decl): Add comments for member bypass_list.
7402 (find_bypass): Remove.
7403 (insert_bypass): New.
7404 (process_decls): Use insert_bypass.
7405 (output_internal_insn_latency_func): Output all bypasses with the
7406 same input insn in one switch case.
7408 * rtl.def (define_bypass): Describe bypass choice.
7409 * doc/md.texi (define_bypass): Ditto.
7411 2009-03-27 Richard Guenther <rguenther@suse.de>
7413 * gimplify.c (mark_addressable): Export.
7414 * tree-flow.h (mark_addressable): Declare.
7415 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
7416 * tree-ssa.c (verify_phi_args): Verify that address taken
7417 variables have TREE_ADDRESSABLE set.
7419 2009-03-27 Richard Guenther <rguenther@suse.de>
7421 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
7422 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
7423 Do not mark decls TREE_ADDRESSABLE.
7424 (build_fold_addr_expr): Adjust.
7425 (fold_addr_expr): Remove.
7426 (fold_unary): Use build_fold_addr_expr.
7427 (fold_comparison): Likewise.
7428 (split_address_to_core_and_offset): Likewise.
7429 * coverage.c (tree_coverage_counter_addr): Mark the array decl
7431 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
7432 (gimplify_modify_expr_to_memcpy): Mark source and destination
7434 * omp-low.c (create_omp_child_function): Mark the object decl
7436 (lower_rec_input_clauses): Mark the var we take the address of
7438 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
7440 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7443 * cfgexpand.c (expand_one_stack_var_at): Change alignment
7444 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
7446 2009-03-27 Richard Guenther <rguenther@suse.de>
7448 PR tree-optimization/39120
7449 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
7451 (handle_lhs_call): Process return constraints. Add escape
7452 constraints if necessary.
7453 (handle_const_call): Fill out return constraints. Make nested
7454 case more precise. Avoid consttmp if possible.
7455 (handle_pure_call): Fill out return constraints. Avoid
7456 callused if possible.
7457 (find_func_aliases): Simplify call handling.
7459 2009-03-27 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/39120
7462 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
7463 as a representative.
7464 (solve_graph): Do propagate CALLUSED.
7465 (handle_pure_call): Use a scalar constraint from CALLUSED for
7467 (find_what_p_points_to): CALLUSED shall not appear in poins-to
7470 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7473 * c-common.c (handle_aligned_attribute): Properly check alignment
7474 overflow. Use (1U << i) instead of (1 << i).
7476 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
7478 * expr.h (get_mem_align_offset): Updated.
7480 * tree.h (tree_decl_common): Change align to "unsigned int" and
7481 move it before pointer_alias_set.
7483 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7484 Jakub Jelinek <jakub@redhat.com>
7487 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
7488 gr_register_operand with gr_reg_or_0_operand.
7489 (cmpxchg_rel_di): Likewise.
7490 (sync_lock_test_and_set<mode>): Likewise.
7492 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7494 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
7495 (true_regnum): Likewise.
7497 * rtlanal.c (subreg_info): Moved to ...
7498 * rtl.h (subreg_info): Here. New.
7499 (subreg_get_info): New.
7501 * rtlanal.c (subreg_get_info): Make it extern.
7503 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7506 * config/i386/i386.c (ix86_abi): New.
7507 (override_options): Handle -mabi=.
7508 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
7509 (ix86_call_abi_override): Likewise.
7510 (init_cumulative_args): Likewise.
7511 (function_arg_advance): Likewise.
7512 (function_arg_64): Likewise.
7513 (function_arg): Likewise.
7514 (ix86_pass_by_reference): Likewise.
7515 (ix86_function_value_regno_p): Likewise.
7516 (ix86_build_builtin_va_list_abi): Likewise.
7517 (setup_incoming_varargs_64): Likewise.
7518 (is_va_list_char_pointer): Likewise.
7519 (ix86_init_machine_status): Likewise.
7520 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
7521 (ix86_function_type_abi): Return enum calling_abi. Rewrite
7522 for 64bit. Replace DEFAULT_ABI with ix86_abi.
7523 (ix86_function_abi): Make it static and return enum calling_abi.
7524 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7526 (ix86_fn_abi_va_list): Updated.
7528 * config/i386/i386.h (ix86_abi): New.
7529 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7530 (CONDITIONAL_REGISTER_USAGE): Likewise.
7531 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7532 (machine_function): Likewise.
7534 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7536 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7537 (STACK_BOUNDARY): Likewise.
7538 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7540 * config/i386/i386.opt (mabi=): New.
7542 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7543 return enum calling_abi.
7544 (ix86_function_type_abi): Likewise.
7545 (ix86_function_abi): Removed.
7547 * doc/invoke.texi: Document -mabi= option for x86.
7549 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7551 * builtins.c (real_dconstp): Delete.
7552 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7554 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7555 Jakub Jelinek <jakub@redhat.com>
7558 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7559 (gen_subprogram_die): When a function is explicit, generate the
7560 DW_AT_explicit attribute.
7561 * langhooks.h (struct lang_hooks_for_decls): Add
7562 function_decl_explicit_p langhook.
7563 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7564 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7566 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7568 * builtins.c (fold_builtin_memory_op): Optimize memmove
7569 into memcpy if we can prove source and destination don't overlap.
7571 * tree-inline.c: Include gt-tree-inline.h.
7572 (clone_fn_id_num): New variable.
7573 (clone_function_name): New function.
7574 (tree_function_versioning): Use it.
7575 * Makefile.in (GTFILES): Add tree-inline.c.
7577 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7579 * BASE-VER: Change to 4.5.0.
7581 2009-03-27 Xinliang David Li <davidxl@google.com>
7583 PR tree-optimization/39557
7584 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7586 2009-03-27 Xinliang David Li <davidxl@google.com>
7588 PR tree-optimization/39548
7589 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7592 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7594 * c-common.c (pointer_int_sum): Use %wd on return from
7597 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7599 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7600 on return from tree_low_cst.
7602 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7605 * ginclude/stdarg.h (va_copy): Define also for
7606 __GXX_EXPERIMENTAL_CXX0X__.
7608 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7611 * builtins.h (c_strlen): Do not warn here.
7612 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7613 * c-common.c (pointer_int_sum): Take an explicit location.
7614 Warn about offsets out of bounds.
7615 * c-common.h (pointer_int_sum): Adjust declaration.
7617 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7619 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7622 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7625 * opts.c (warn_if_disallowed_function_p): Don't assume
7626 get_callee_fndecl must return non-NULL.
7628 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7630 PR rtl-optimization/39522
7631 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7632 when reg_reloaded_valid is set.
7634 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7636 * config/spu/divv2df3.c: New file.
7637 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7638 (DPBIT_FUNCS): Filter out _div_df.
7640 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7642 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7643 a jump insn, count that jump in the distance to the loop start.
7645 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7648 * config/sh/sh.c (calc_live_regs): Fix condition for global
7649 registers except PIC_OFFSET_TABLE_REGNUM.
7651 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7654 * doc/invoke.texi (-mconsole): New.
7658 (-mnop-fun-dllimport): New.
7662 (sub section "i386 and x86-64 Windows Options"): New.
7664 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7666 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7667 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7669 2009-03-25 Richard Guenther <rguenther@suse.de>
7672 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7675 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7677 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7678 neither of haifa/selective schedulers are working.
7680 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7682 * doc/invoke.texi (Debugging Options): Fix description of
7683 -fno-merge-debug-strings.
7685 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7687 * config/cris/libgcc.ver: New version-script.
7688 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7690 * configure.ac <GAS features, nop mnemonic>: Add pattern
7691 crisv32-*-* for "nop".
7692 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7693 * configure: Regenerate.
7695 2009-03-24 Ira Rosen <irar@il.ibm.com>
7697 PR tree-optimization/39529
7698 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7699 mark_sym_for_renaming for the tag copied to the new vector
7702 2009-03-24 Arthur Loiret <aloiret@debian.org>
7704 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7705 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7706 EXTRA_SPEC_FUNCTIONS.
7707 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7708 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7709 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7710 -march and -mtune options.
7712 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7714 * config/m68k/t-rtems: Add m5329 multilib.
7716 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7717 Jakub Jelinek <jakub@redhat.com>
7720 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7723 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7726 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7727 instead of c_parser_expression_conv, if original_code isn't one of the
7728 4 allowed comparison codes, fail.
7730 2009-03-23 Richard Guenther <rguenther@suse.de>
7732 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7733 * tree.h (struct tree_type): Likewise.
7734 * reload.h (struct insn_chain): Likewise.
7735 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7736 * function.h (struct function): Likewise.
7737 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7739 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7741 PR tree-optimization/39516
7742 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7744 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7746 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7747 should be set true if BITS_PER_WORD of target is bigger than 32
7749 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7751 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7752 Translate -B-options to -rpath-link. Correct existing
7753 rpath-link and conditionalize on !nostdlib.
7755 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7757 * doc/extend.texi (Function Attributes, Variable Attributes):
7759 * doc/invoke.texi (Debugging Options, Optimize Options)
7760 (i386 and x86-64 Options, MCore Options): Likewise.
7762 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7765 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7766 it for block local namespace aliases.
7767 (gen_decl_die): Pass context_die to gen_namespace_die.
7769 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7772 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7773 minimum or maximum value.
7775 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7777 * reginfo.c (globalize_reg): Recompute derived reg sets.
7779 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7782 * libgcc2.c (mprotect): Do not use signed arguments for
7783 VirtualProtect, use DWORD arguments. Also fix the 'may
7784 be used uninitialized' warning for the np variable.
7786 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7789 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7790 functions using regparm calling conventions when not optimizing.
7791 (ix86_function_sseregparm): Similarly for sseregparm calling
7794 2009-03-19 Li Feng <nemokingdom@gmail.com>
7797 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7798 dependence if the first conflict is after niter iterations.
7800 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7803 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7804 functions with dynamic stack-pointer adjustments.
7806 2009-03-19 Ben Elliston <bje@au.ibm.com>
7808 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7809 option; change to -msdata=data.
7811 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7813 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7816 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7819 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7821 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7823 * doc/invoke.texi (Code Gen Options): Expand discussion of
7826 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7828 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7829 * matrix-reorg.c (struct matrix_info): Likewise.
7830 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7831 * rtl.h (struct mem_attrs): Likewise.
7832 * df.h (struct df): Likewise.
7833 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7834 * ira-int.h (struct ira_allocno): Likewise.
7835 * df-scan.c (struct df_collection_rec): Likewise.
7836 * ira.c (struct equivalence): Likewise.
7837 * function.c (struct temp_slot): Likewise.
7838 * cfgloop.h (struct loop): Likewise.
7841 * function.c (use_register_for_decl): When not optimizing, disregard
7842 register keyword for variables with types containing methods.
7844 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7847 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7848 (is_simple_operand): Call contains_component_ref_p before calling data
7849 reference analysis that would fail on COMPONENT_REFs.
7851 * tree-vrp.c (search_for_addr_array): Fix formatting.
7853 2009-03-18 Richard Guenther <rguenther@suse.de>
7855 * tree-vect-transform.c (vect_loop_versioning): Fold the
7856 generated comparisons.
7857 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7858 (slpeel_tree_peel_loop_to_edge): Likewise.
7860 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7863 * opts.c (print_specific_help): In addition to `undocumented',
7864 accept `separate' and `joined' flags if passed alone. Describe
7865 output by the first matched one of those.
7866 (common_handle_option): Skip over empty strings.
7867 * gcc.c (display_help): Fix help string for `--help='.
7868 * doc/invoke.texi (Option Summary, Overall Options): With
7869 `--help=', classes and qualifiers can both be repeated, but
7870 only the latter can be negated. One should not pass only
7871 negated qualifiers. Fix markup and examples.
7874 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7876 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7877 and -fhelp=separate.
7879 2009-03-17 Jing Yu <jingyu@google.com>
7882 * function.h (struct rtl_data): Move is_thunk from here...
7883 (struct function): ...to here.
7884 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7885 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7887 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7889 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7890 (alpha_output_function_end_prologue): Likewise.
7891 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7892 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7893 (rs6000_output_function_epilogue): Likewise.
7894 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7896 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7899 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7900 from different units in a single alternative.
7901 (*truncdfsf_i387): Ditto.
7902 (*truncxfsf2_mixed): Ditto.
7903 (*truncxfdf2_mixed): Ditto.
7905 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7907 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7908 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7911 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7912 unused non-artificial variables when not optimizing.
7915 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7916 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7917 NAMESPACE_DECL in its DECL_INITIAL.
7920 * optabs.c (set_user_assembler_libfunc): New function.
7921 * expr.h (set_user_assembler_libfunc): New prototype.
7922 * c-common.c: Include libfuncs.h.
7923 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7924 for memcmp, memset, memcpy, memmove and abort.
7925 * Makefile.in (c-common.o): Depend on libfuncs.h.
7928 * dwarf2out.c (gen_inlined_enumeration_type_die,
7929 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7930 gen_tagged_type_instantiation_die): Removed.
7931 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7934 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7937 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7939 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7940 (check-parallel-%): Ditto.
7941 (check-consistency): Ditto.
7943 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7945 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7946 local variable rhs by NULL_TREE.
7948 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7951 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7953 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7956 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7958 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7961 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7962 for ms->sysv ABI calls only in 64bit mode.
7964 * config/i386/i386.md (untyped_call): Support 32bit.
7966 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7968 * doc/extend.texi: Replace x86_65 with x86_64.
7970 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7972 PR tree-optimization/39455
7973 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7974 mismatches for POINTER_TYPE_P (type).
7975 (number_of_iterations_le): Likewise.
7977 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7979 * config/picochip/picochip.c: Removed profiling support.
7980 * config/picochip/picochip.md: Removed profiling instruction.
7981 * config/picochip/picochip.h: Removed profiling builtin.
7983 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7985 * doc/install.texi (--with-host-libstdcxx): Document.
7987 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7990 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7991 generate a warning if the function name does not begin with
7992 "__vector" and the function has either the 'signal' or 'interrupt'
7993 attribute, from here to ...
7994 (avr_declare_function_name): ...here. New function.
7995 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7996 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7998 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8001 * cse.c (fold_rtx): Don't modify original const_arg1 when
8002 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8003 separate variable instead.
8004 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8005 from out of range shift counts.
8006 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8008 2009-03-13 Catherine Moore <clm@codesourcery.com>
8010 * config/i386/x-mingw32 (host-mingw32.o): Replace
8011 diagnostic.h with $(DIAGNOSTIC_H).
8013 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8016 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8018 * config/i386/sync.md (sync_compare_and_swap<mode>,
8019 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8020 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8022 (sync_double_compare_and_swapdi_pic,
8023 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8024 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8026 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8029 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8031 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8034 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8035 (avx_addsubv4df3): Likewise.
8036 (*avx_addsubv4sf3): Likewise.
8037 (sse3_addsubv4sf3): Likewise.
8039 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8042 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8044 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
8047 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
8048 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8049 registers for allocnos created from user-defined variables.
8051 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8054 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
8055 of non-integer mode as well.
8057 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
8059 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
8060 for functions for which the parameter types are unknown.
8062 2009-03-11 Jakub Jelinek <jakub@redhat.com>
8065 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
8066 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
8067 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
8068 * config/i386/i386.c (ix86_local_alignment): For
8069 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
8070 long long variables on the stack to avoid dynamic realignment.
8071 Allow the first argument to be a decl rather than type.
8072 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
8074 2009-03-11 Nick Clifton <nickc@redhat.com>
8077 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
8079 Add description to mno-lsim option.
8080 * config/mcore/mcore.h: Remove comment about deprecated m4align
8082 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
8083 * doc/invoke.texi: Add description of mno-lsim and
8084 mstack-increment options.
8086 * config/fr30/fr30.opt: Document the -mno-lsim option.
8087 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
8088 and -mno-lsim options.
8090 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8092 * fold-const.c (fold_comparison): Only call fold_inf_compare
8093 if the mode supports infinities.
8095 2009-03-11 Jason Merrill <jason@redhat.com>
8098 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
8099 end already did. Notice GIMPLE_CALL modifications of the result.
8100 Don't copy debug information from an ignored decl or a decl from
8103 2009-03-10 Richard Guenther <rguenther@suse.de>
8104 Nathan Froyd <froydnj@codesourcery.com>
8107 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
8108 (__divMODE3): Likewise.
8110 2009-03-09 Jakub Jelinek <jakub@redhat.com>
8112 PR tree-optimization/39394
8113 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
8114 DECL_SIZE_UNIT of variable length FIELD_DECLs.
8116 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8118 * recog.c (verfiy_changes): Disallow renaming of hard regs in
8119 inline asms for register asm ("") declarations.
8121 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
8123 * fold-const.c (fold_unary): Fix comment.
8125 2009-03-07 Jan Hubicka <jh@suse.cz>
8128 * tree-inline.c (setup_one_parameter): Do replacement of const
8129 argument by constant in SSA form.
8131 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8134 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
8135 determine alignment passed to assign_stack_local.
8136 (assign_parms_unsplit_complex): Likewise.
8137 * except.c (sjlj_build_landing_pads): Likewise.
8139 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8142 * tree-flow.h (add_referenced_var): Return bool instead of void.
8143 * tree-dfa.c (add_referenced_var): Return result of
8144 referenced_var_check_and_insert call.
8145 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
8146 of referenced_var_check_and_insert.
8149 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
8150 (gen_variable_die): Emit DW_AT_location on abstract static variable's
8151 DIE, don't emit it if abstract origin already has it.
8152 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
8153 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
8155 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8157 * genpreds.c (needs_variable): Fix parentheses at variable name
8159 (write_tm_constrs_h): Indent generated code.
8161 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8163 * doc/extend.texi (Function Attributes): Add documentation
8166 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8169 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
8170 take locus from its DECL_SOURCE_LOCATION instead of input_location.
8172 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8174 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
8177 2009-03-05 Jakub Jelinek <jakub@redhat.com>
8180 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
8181 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
8183 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/i386.md (R8_REG, R9_REG): New constants.
8186 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
8187 constants instead of magic numbers.
8188 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8190 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
8191 (x86_64_ms_abi_int_parameter_registers): Ditto.
8192 (x86_64_int_return_registers): Ditto.
8193 (ix86_maybe_switch_abi): Ditto.
8194 (ix86_expand_call): Ditto for clobbered_registers array.
8195 (ix86_hard_regno_mode_ok): Ditto.
8196 (x86_extended_QIreg_mentioned_p): Ditto.
8198 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
8200 PR tree-optimization/39349
8201 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
8203 * combine.c (gen_lowpart_for_combine): Use omode when generating
8206 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
8208 PR rtl-optimization/39235
8209 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
8211 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8213 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
8215 2009-03-04 Richard Guenther <rguenther@suse.de>
8217 PR tree-optimization/39362
8218 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
8219 that occur in abnormal PHIs should be varying.
8221 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8223 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
8225 (simple_iv): Take loop as an argument instead of statement.
8226 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8227 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
8229 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
8231 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
8232 * matrix-reorg.c (analyze_transpose): Ditto.
8233 * tree-data-ref.c (dr_analyze_innermost): Ditto.
8234 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8235 * tree-predcom.c (ref_at_iteration): Ditto.
8236 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
8238 2009-03-04 Richard Guenther <rguenther@suse.de>
8240 PR tree-optimization/39358
8241 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
8242 escaped_id and callused_id.
8243 (solve_graph): Likewise.
8245 2009-03-04 Richard Guenther <rguenther@suse.de>
8247 PR tree-optimization/39339
8248 * tree-sra.c (try_instantiate_multiple_fields): Make it
8249 no longer ICE on the above.
8251 2009-03-03 Joseph Myers <joseph@codesourcery.com>
8253 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
8254 that fits within Pmode.
8256 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8259 * tm.texi (LIBCALL_VALUE): Update description.
8261 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8264 * doc/extend.texi (section): Update description.
8266 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
8269 * tree-inline.c (remapped_type): New.
8270 (can_be_nonlocal): Call remapped_type instead of remap_type.
8272 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8275 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
8276 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
8278 2009-03-03 Richard Guenther <rguenther@suse.de>
8281 * tree.c (tree_nonartificial_location): New function.
8282 * tree.h (tree_nonartificial_location): Declare.
8283 * builtins.c (expand_builtin_memory_chk): Provide location
8284 of the call location for artificial function pieces.
8285 (maybe_emit_chk_warning): Likewise.
8286 (maybe_emit_sprintf_chk_warning): Likewise.
8287 (maybe_emit_free_warning): Likewise.
8288 * expr.c (expand_expr_real_1): Likewise.
8290 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8292 PR tree-optimization/39343
8293 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
8294 COMPONENT_REF t has ARRAY_TYPE.
8296 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
8299 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
8300 when the type precision of the induction variable should be
8301 larger than the type precision of nit.
8302 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
8303 * graphite.c (graphite_loop_normal_form): Same.
8304 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
8306 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8308 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
8309 (*call_1_rex64_ms_sysv): Use named constants instead of magic
8310 numbers to describe clobbered registers.
8311 (*call_value_0_rex64_ms_sysv): Ditto.
8312 * config/i386/mmx.md (mmx_emms): Ditto.
8315 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
8317 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
8320 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8322 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
8323 (spu_section_type_flags): New function.
8325 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8327 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
8328 reg_class_contents of FLOAT_REGS into a temporary.
8330 2009-03-02 Richard Guenther <rguenther@suse.de>
8331 Ira Rosen <irar@il.ibm.com>
8333 PR tree-optimization/39318
8334 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
8335 information to the vectorized statement.
8337 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
8339 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
8340 variable. Use defined names instead of magic constants for REX SSE
8343 2009-03-01 Richard Guenther <rguenther@suse.de>
8345 PR tree-optimization/39331
8346 * omp-low.c (lower_send_shared_vars): Do not receive new
8347 values for the reference of DECL_BY_REFERENCE parms or results.
8349 2009-03-01 Jan Hubicka <jh@suse.cz>
8352 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
8353 BLOCK_NONLOCALIZED_VAR): New macros.
8354 (tree_block): Add nonlocalized_vars.
8355 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
8356 gen_decl_die): Add origin argument. Allow generation of die with
8357 origin at hand only.
8358 (gen_member_die, gen_type_die_with_usage, force_decl_die,
8359 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
8361 (gen_block_die): Fix checking for unused blocks.
8362 (process_scope_var): Break out from .... ; work with origins only.
8363 (decls_for_scope) ... here; process nonlocalized list.
8364 (dwarf2out_ignore_block): Look for nonlocalized vars.
8365 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
8367 (dump_scope_block): Dump them.
8368 * tree-inline.c (remap_decls): Handle nonlocalized vars.
8369 (remap_block): Likewise.
8370 (can_be_nonlocal): New predicate.
8371 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
8373 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8375 * configure: Regenerate.
8377 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8379 * optc-gen.awk: No need to duplicate option flags twice.
8380 Reuse help texts for duplicate options which do not have any.
8382 * gcc.c (display_help): Document --version.
8384 * gcc.c (main): If print_help_list and verbose_flag, ensure
8385 driver output comes before subprocess output.
8387 * optc-gen.awk: Assign all remaining fields to help string,
8388 space-separated, for multi-line help in *.opt.
8390 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
8391 -Wno-pedantic-ms-format is for MinGW targets only.
8393 * doc/options.texi (Option file format): Fix bad indentation,
8394 restoring dropped sentence.
8396 2009-02-28 Jan Hubicka <jh@suse.cz>
8398 * tree-inline.c (tree_function_versioning): Output debug info.
8400 2009-02-28 Jan Hubicka <jh@suse.cz>
8403 * tree-inline.c (setup_one_parameter): Do not copy propagate
8404 arguments when not optimizing.
8406 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
8409 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8410 (avx_addsubv4df3): Likewise.
8411 (*avx_addsubv4sf3): Likewise.
8412 (sse3_addsubv4sf3): Likewise.
8413 (*avx_addsubv2df3): Likewise.
8414 (sse3_addsubv2df3): Likewise.
8415 (avx_unpckhps256): Correct item selectors.
8416 (avx_unpcklps256): Likewise.
8417 (avx_unpckhpd256): Likewise.
8418 (avx_unpcklpd256): Likewise.
8420 2009-02-28 Jan Hubicka <jh@suse.cz>
8422 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
8424 (copy_arguments_for_versioning): If var is declared don't declare it.
8425 (tree_function_versioning): First setup substitutions and then copy
8428 2009-02-27 Jan Hubicka <jh@suse.cz>
8431 * cgraph.h (varpool_output_debug_info): Remove.
8432 * cgraphunit.c (varpool_output_debug_info): Remove.
8433 * dwarf2out.c (deferred_locations_struct): New struct
8434 (deferred_locations): New type.
8435 (deferred_locations_list): New static var.
8436 (deffer_location): New function.
8437 (gen_variable_die): Use it.
8438 (decls_for_scope): Output info on local static vars.
8439 (dwarf2out_finish): Process deferred locations.
8440 * varpool.c (varpool_output_debug_info): Remove.
8442 2009-02-27 Jan Hubicka <jh@suse.cz>
8445 * tree.h (TREE_PROTECTED): Fix comment.
8446 (BLOCK_HANDLER_BLOCK): Remove.
8447 (struct tree_block): Remove handler_block add body_block.
8448 (inlined_function_outer_scope_p): New.
8449 (is_body_block): Remove.
8450 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
8451 * dwarf2out.c (is_inlined_entry_point): Remove.
8452 (add_high_low_attributes): Use inlined_function_outer_scope_p.
8453 (gen_block_die): Use is_inlined_entry_point check. Remove body block
8455 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
8456 * gimplify.c (gimplify_expr): Gimplify body blocks.
8457 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
8458 block with multiple subblocks.
8459 (dump_scope_block): Prettier output; dump more flags and info.
8460 (dump_scope_blocks): New.
8461 (remove_unused_locals): Use dump_scope_blocks.
8462 * tree-flow.h (dump_scope_blocks): Declare.
8463 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
8464 * stmt.c (is_body_block): Remove.
8465 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
8466 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
8468 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
8471 * graphite.c (graphite_loop_normal_form): Do not call
8472 number_of_iterations_exit from a gcc_assert.
8474 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8476 * config/s390/s390.c (s390_swap_cmp): Look for conditional
8477 jumps if COND is NULL.
8478 (find_cond_jump): New function.
8479 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
8480 * config/s390/s390.md: Remove z10_cobra attribute value.
8482 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
8484 * config/alpha/alpha.h (alpha_expand_mov): Return false if
8485 force_const_mem returns NULL_RTX.
8487 2009-02-26 Jan Hubicka <jh@suse.cz>
8490 * cgraph.h (varpool_output_debug_info): Remove.
8491 * cgraphunit.c (varpool_output_debug_info): Remove.
8492 * dwarf2out.c (deferred_locations_struct): New struct
8493 (deferred_locations): New type.
8494 (deferred_locations_list): New static var.
8495 (deffer_location): New function.
8496 (gen_variable_die): Use it.
8497 (decls_for_scope): Output info on local static vars.
8498 (dwarf2out_finish): Process deferred locations.
8499 * varpool.c (varpool_output_debug_info): Remove.
8501 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
8503 PR rtl-optimization/39241
8504 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
8505 to subreg_offset_representable_p.
8507 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8509 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
8510 execute function prototype. Get f and nregs from max_reg_num
8511 and get_insns. Remove the first backward pass as it's dead,
8512 guard the forward pass by flag_expensive_optimizations.
8513 (rest_of_handle_regmove): Delete.
8514 (pass_regmove): Replace it with regmove_optimize.
8516 2009-02-25 Martin Jambor <mjambor@suse.cz>
8518 PR tree-optimization/39259
8519 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
8520 calls_alloca function flags.
8521 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
8524 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8526 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8527 flags_set_1_rtx, flags_set_1_set): Delete.
8528 (regmove_optimize): Do not call mark_flags_life_zones.
8530 2009-02-24 Julian Brown <julian@codesourcery.com>
8533 * config/arm/arm.c (require_pic_register): Only set
8534 cfun->machine->pic_reg once per function.
8536 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8538 * doc/invoke.texi (Link Options): Document an easier way to pass
8539 options that take arguments to the GNU linker using -Xlinker and -Wl.
8541 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8544 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8546 2009-02-24 Richard Guenther <rguenther@suse.de>
8549 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8551 2009-02-24 Richard Guenther <rguenther@suse.de>
8552 Zdenek Dvorak <ook@ucw.cz>
8554 PR tree-optimization/39233
8555 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8556 from converting them to a generic type.
8558 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8560 PR tree-optimization/39260
8561 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8562 contains a condition with a real type.
8563 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8565 2009-02-23 Jason Merrill <jason@redhat.com>
8568 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8569 narrowing_initializer_constant_valid_p.
8570 (narrowing_initializer_constant_valid_p): Don't return
8571 null_pointer_node for adding a pointer to itself.
8573 2009-02-23 Jan Hubicka <jh@suse.cz>
8576 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8579 2009-02-23 Jan Hubicka <jh@suse.cz>
8581 PR tree-optimization/37709
8582 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8583 * tree.h (block_ultimate_origin): Declare.
8584 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8585 * tree-ssa-live.c (remove_unused_scope_block_p):
8586 Eliminate blocks containig no instructions nor live variables nor
8588 (dump_scope_block): New function.
8589 (remove_unused_locals): Enable removal of dead blocks by default;
8590 enable dumping at TDF_DETAILS.
8592 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8594 * config/i386/i386.c (classify_argument): Don't allow COImode
8596 (function_arg_advance_32): Don't allow OImode.
8597 (function_arg_32): Likewise.
8598 (function_value_32): Likewise.
8599 (return_in_memory_32): Likewise.
8600 (function_arg_64): Remove OImode comment.
8602 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8605 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8606 ix86_expand_vector_set for V4DImode in 64bit mode only.
8607 (ix86_expand_vector_init_one_var): Likewise.
8609 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8611 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8613 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8616 * loop-iv.c: Revert last change.
8617 * emit-rtl.c: Likewise.
8619 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8622 * config/i386/i386.c (type_natural_mode): Remove an extra
8623 space in the warning message.
8624 (function_value_32): Handle 32-byte vector modes.
8625 (return_in_memory_32): Likewise.
8627 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8629 * loop-iv.c (truncate_value): New function.
8630 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8632 (lowpart_subreg): Move to...
8633 * emit-rtl.c: ...here.
8635 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8637 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8638 accidental and undocumented change at revision 140860.
8640 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8642 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8643 take gimple_seq * arguments.
8644 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8645 types_compatible_p langhook.
8647 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8648 Joseph Myers <joseph@codesourcery.com>
8650 * config/arm/arm.c (arm_builtin_va_list): New function.
8651 (arm_expand_builtin_va_start): Likewise.
8652 (arm_gimplify_va_arg_expr): Likewise.
8653 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8654 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8655 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8656 (va_list_type): New variable.
8657 (arm_mangle_type): Mangle va_list_type appropriately.
8659 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8662 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8663 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8664 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8665 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8666 parameter to 1000 for -O1 by default.
8667 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8669 * loop-invariant.c: Include params.h.
8670 (move_loop_invariants): Don't call move_single_loop_invariants on
8673 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8675 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8676 offset when calculating bounds for indexing stack_usage_map. Fixes
8677 a buffer overflow with certain target setups.
8679 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8682 * calls.c (expand_call): Clear try_tail_call if caller and callee
8683 disagree in promotion of function return value.
8685 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8688 * c-common.c (c_determine_visibility): If visibility changed and
8689 DECL_RTL has been already set, call make_decl_rtl to update symbol
8692 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8695 * varasm.c (assemble_variable): Don't check DECL_NAME when
8696 globalizing a variable.
8698 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8701 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8702 expression before any __builtin_trap call.
8703 * c-typeck.c (build_function_call): Convert and check function
8704 arguments before generating a call to a trap. Evaluate the
8705 function arguments before the trap.
8707 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8711 (UNSPEC_FXAM_MEM): New unspec.
8712 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8713 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8714 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8716 2009-02-19 Richard Guenther <rguenther@suse.de>
8718 PR tree-optimization/39207
8719 PR tree-optimization/39074
8720 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8721 storedanything_tree): New.
8722 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8723 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8724 (build_succ_graph): Add edges from STOREDANYTHING to all
8726 (init_base_vars): Initialize STOREDANYTHING.
8727 (compute_points_to_sets): Free substitution info after
8728 building the succ graph.
8729 (ipa_pta_execute): Likewise.
8731 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8733 (do_ds_constraint): Do not add to special var or non-pointer
8735 (type_could_have_pointers): Split out from ...
8736 (could_have_pointers): ... here. For arrays use the element type.
8737 (create_variable_info_for): Initialize may_have_pointers.
8738 (new_var_info): Likewise.
8739 (handle_lhs_call): Make the HEAP variable unknown-sized.
8740 (intra_create_variable_infos): Use a type with pointers for
8741 PARM_NOALIAS, make it unknown-sized.
8743 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8746 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8748 2009-02-18 Jason Merrill <jason@redhat.com>
8751 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8752 value if DECL_EXTERNAL.
8753 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8754 * target.h (gcc_target::binds_local_p): Clarify "module".
8755 * tree.h (TREE_PUBLIC): Clarify "module".
8757 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8760 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8761 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8763 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8766 * c.opt (Wabi): Support C and ObjC.
8769 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8771 * config/i386/i386.c (classify_argument): Warn once about the ABI
8772 change when passing union with long double.
8774 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8776 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8779 * c-parser.c (c_parser_compound_statement): Always enter and leave
8782 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8785 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8787 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8789 PR tree-optimization/36922
8790 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8791 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8794 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8796 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8799 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8801 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8803 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8805 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8808 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8809 Richard Sandiford <rdsandiford@googlemail.com>
8811 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8812 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8813 (loongson_biadd): ...this.
8815 2009-02-17 Richard Guenther <rguenther@suse.de>
8817 PR tree-optimization/39202
8818 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8819 a var make sure to follow existing collapses.
8821 2009-02-17 Richard Guenther <rguenther@suse.de>
8824 * langhooks.c (lhd_print_error_function): Check for NULL block.
8826 2009-02-17 Richard Guenther <rguenther@suse.de>
8828 PR tree-optimization/39204
8829 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8832 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8834 * config/soft-fp/double.h: Update from glibc CVS.
8836 2009-02-17 Richard Guenther <rguenther@suse.de>
8838 PR tree-optimization/39207
8839 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8840 strict-aliasing warnings for pointers pointing to NULL.
8842 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8845 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8846 skipping until next close brace.
8848 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8851 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8852 to function argument boundary.
8854 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8856 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8857 in the lea_add. Reload eventually constraints it properly.
8858 * config/picochip/constraints.md: Remove the target constraint
8859 "b", since it is not needed anymore.
8861 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8863 * gthr-dce.h: Uglify function parameter and local variable names.
8864 * gthr-gnat.h: Likewise.
8865 * gthr-mipssde.h: Likewise.
8866 * gthr-nks.h: Likewise.
8867 * gthr-posix95.h: Likewise.
8868 * gthr-posix.h: Likewise.
8869 * gthr-rtems.h: Likewise.
8870 * gthr-single.h: Likewise.
8871 * gthr-solaris.h: Likewise.
8872 * gthr-tpf.h: Likewise.
8873 * gthr-vxworks.h: Likewise.
8874 * gthr-win32.h: Likewise.
8876 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8879 * config/i386/i386.md: Restrict the new peephole2 to move
8880 between MMX/SSE registers.
8882 2009-02-15 Richard Guenther <rguenther@suse.de>
8885 2009-02-13 Richard Guenther <rguenther@suse.de>
8887 * configure.ac: Enable LFS.
8888 * configure: Re-generate.
8889 * config.in: Likewise.
8891 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8893 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8894 spu_srqwbyte, spu_srqwbytebc): Define.
8895 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8896 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8897 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8898 "shrqby_<mode>"): New insn-and-split patterns.
8899 * config/spu/spu.c (expand_builtin_args): Determine and return
8900 number of operands using spu_builtin_description data.
8901 (spu_expand_builtin_1): Use it.
8903 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8906 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8909 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8912 * config/i386/i386.c (override_options): Correct warning
8913 messages for -malign-loops, -malign-jumps and -malign-functions.
8915 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8918 * config/i386/i386.md: Restrict the new peephole2 to move
8919 between the general purpose registers.
8921 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8924 * config/i386/i386.c (type_natural_mode): Add a new argument.
8925 Return the original mode and warn ABI change if vector size is 32byte.
8926 (function_arg_advance): Updated.
8927 (function_arg): Likewise.
8928 (ix86_function_value): Likewise.
8929 (ix86_return_in_memory): Likewise.
8930 (ix86_sol10_return_in_memory): Likewise.
8931 (ix86_gimplify_va_arg): Likewise.
8932 (function_arg_32): Don't warn ABX ABI change here.
8933 (function_arg_64): Likewise.
8935 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8937 * loop-iv.c (implies_p): In the final case, test that operands 0
8938 of the two comparisons match.
8940 * config/bfin/bfin.c (find_prev_insn_start): New function.
8941 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8942 (find_next_insn_start): Move.
8944 2009-02-13 Richard Guenther <rguenther@suse.de>
8946 * configure.ac: Enable LFS.
8947 * configure: Re-generate.
8948 * config.in: Likewise.
8950 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8953 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8954 sizes on syntax error after some arguments have been parsed.
8956 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8958 * doc/invoke.texi (-fira): Remove.
8960 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8962 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8963 * recog.c: Likewise.
8966 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8968 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8969 (umul_ppmm): Likewise.
8970 (count_leading_zeros): Likewise.
8971 (count_trailing_zeros): Likewise.
8972 (UMUL_TIME): Likewise.
8974 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8976 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8977 soft-fp/t-softfp to tmake_file.
8979 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8980 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8981 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8982 IA64_BUILTIN_INFQ]: New.
8983 (ia64_init_builtins): Initialize __builtin_infq,
8984 __builtin_fabsq and __builtin_copysignq if not HPUX.
8985 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8986 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8988 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8990 (__fixtfti): Likewise.
8991 (__fixunstfti): Likewise.
8992 (__floattitf): Likewise.
8994 * config/ia64/libgcc-glibc.ver: New.
8995 * config/ia64/t-fprules-softfp: Likewise.
8996 * config/ia64/sfp-machine.h: Likewise.
8998 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8999 (LIBGCC2_TF_CEXT): Likewise.
9000 (TF_SIZE): Likewise.
9001 (TARGET_INIT_LIBFUNCS): Likewise.
9003 * config/ia64/t-glibc (SHLINB_MAPFILES):
9004 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9006 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9008 * config/i386/i386.c (construct_container): Rewrite processing
9009 BLKmode with X86_64_SSE_CLASS.
9011 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9014 * config/i386/i386.md: Replace simplify_replace_rtx with
9015 replace_rtx in the new peephole2.
9017 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9019 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9020 loop unrolling do not happen at -O2.
9022 2009-02-12 Michael Matz <matz@suse.de>
9024 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9026 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9028 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9031 2009-02-12 Ben Elliston <bje@au.ibm.com>
9033 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9034 patterns when updating the back chain. Missed in the 2009-02-10
9037 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9039 * doc/extend.texi (Decimal Floating Types): Update identifier of
9040 draft TR and list of missing support.
9042 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9045 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
9046 bit to variable length decl's flags, add it also to its
9047 pointer replacement variable.
9049 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
9050 Jakub Jelinek <jakub@redhat.com>
9053 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
9054 (memory_blockage): New expander.
9055 (*memory_blockage): New insn pattern.
9056 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
9057 instead of general blockage at the end of function prologue when
9058 frame pointer is used to access red zone area. Do not emit blockage
9059 when profiling, it is emitted in generic code.
9060 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
9061 function epilogue when frame pointer is used to access red zone area.
9063 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
9066 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
9067 by arithmetic with memory operands.
9068 * config/i386/predicates.md (commutative_operator): New.
9070 2009-02-10 Janis Johnson <janis187@us.ibm.com>
9072 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
9075 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
9077 * alias.h (record_alias_subset): Declare.
9078 * alias.c (record_alias_subset): Make global.
9080 2009-02-10 Nick Clifton <nickc@redhat.com>
9082 * tree-parloops.c: Change license to GPLv3.
9083 * ipa-struct-reorg.c: Change license to GPLv3.
9084 * ipa-struct-reorg.h: Change license to GPLv3.
9086 2009-02-10 Steve Ellcey <sje@cup.hp.com>
9089 * c-decl.c (start_struct): Return NULL on error.
9091 2009-02-10 Jakub Jelinek <jakub@redhat.com>
9094 * cfgloopmanip.c (remove_path): Call remove_bbs after
9095 cancel_loop_tree, not before it.
9098 * function.h (struct function): Add has_local_explicit_reg_vars bit.
9099 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
9100 VAR_DECLs were seen.
9101 * tree-ssa-live.c (remove_unused_locals): Recompute
9102 cfun->has_local_explicit_reg_vars.
9103 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
9104 copies or clearings if cfun->has_local_explicit_reg_vars.
9106 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
9109 * config/i386/i386.c (expand_prologue): Emit blockage at the end
9110 of function prologue when frame pointer is used to access
9113 2009-02-10 Richard Guenther <rguenther@suse.de>
9116 * gimplify.c (gimple_regimplify_operands): Always look if
9117 we need to create a temporary.
9119 2009-02-10 Richard Guenther <rguenther@suse.de>
9121 PR tree-optimization/39132
9122 * tree-loop-distribution.c (todo): New global var.
9123 (generate_memset_zero): Trigger TODO_rebuild_alias.
9124 (tree_loop_distribution): Return todo.
9126 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
9129 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
9130 (x86_64_reg_class_name): Removed.
9131 (classify_argument): Return 0 if bytes > 32. Return 0 if the
9132 first one isn't X86_64_SSE_CLASS or any other ones aren't
9133 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
9134 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
9135 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
9136 and 3 X86_64_SSEUP_CLASS.
9137 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
9138 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
9140 2009-02-10 Ben Elliston <bje@au.ibm.com>
9142 * config/rs6000/rs6000.md (allocate_stack): Always use an update
9143 form instruction to update the stack back chain word, even if the
9144 user has disabled the generation of update instructions.
9145 (movdi_<mode>_update_stack): New.
9146 (movsi_update_stack): Likewise.
9147 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
9148 always use an update form instruction to update the stack back
9151 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
9154 * graphite.c (if_region_set_false_region): After moving a region in
9155 the false branch of a condition, remove the empty dummy basic block.
9156 (gloog): Remove wrong fix for PR38953.
9158 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9160 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
9161 generation due to implicit sign extension.
9163 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
9166 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
9167 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
9169 2009-02-09 Richard Guenther <rguenther@suse.de>
9172 * convert.c (convert_to_real): Disable (float)fn((double)x)
9173 to fnf(x) conversion if errno differences may occur and
9174 -fmath-errno is set.
9176 2009-02-07 Anatoly Sokolov <aesok@post.ru>
9178 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
9179 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9180 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9182 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9185 * c-common.c (handle_alias_attribute): Disallow attribute for
9186 anything not a FUNCTION_DECL or VAR_DECL.
9188 2009-02-06 Janis Johnson <janis187@us.ibm.com>
9191 * real.c (do_compare): Special-case compare of zero against
9192 decimal float value.
9194 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9197 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
9198 as indicating flexible array members unless the field itself is
9199 being declarared as the incomplete array.
9201 2009-02-06 Jan Hubicka <jh@suse.cz>
9203 PR tree-optimization/38844
9204 * ipa-inline.c (try_inline): Stop inlining recursion when edge
9207 2009-02-06 Richard Guenther <rguenther@suse.de>
9210 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
9211 fork because we may expand it as __gcov_fork.
9213 2009-02-06 Nick Clifton <nickc@redhat.com>
9215 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
9217 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
9219 PR tree-optimization/35659
9220 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
9221 vn_phi_eq): Shortcut if hashcode does not match.
9222 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
9224 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
9225 and avoid iterative_hash_expr.
9226 (FOR_EACH_VALUE_ID_IN_SET): New.
9227 (value_id_compare): Remove.
9228 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
9229 sort expressions by value id.
9231 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
9234 * config/sh/predicates.md (general_movsrc_operand): Don't check
9235 the subreg of system registers here.
9237 2009-02-05 Jakub Jelinek <jakub@redhat.com>
9240 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
9243 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
9245 PR rtl-optimization/39110
9246 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
9247 addresses, not aligned ones.
9249 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
9250 Richard Guenther <rguenther@suse.de>
9252 PR tree-optimization/39100
9253 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
9254 comment says and add edges.
9256 2009-02-05 Joseph Myers <joseph@codesourcery.com>
9259 * c-common.c (handle_tls_model_attribute): Ignore attribute for
9260 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
9262 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
9264 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
9265 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
9266 register_bb_in_sese, new_sese, free_sese): Moved.
9267 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
9268 outermost_loop_in_scop, build_scop_iteration_domain,
9269 expand_scalar_variables_ssa_name, get_vdef_before_scop,
9270 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
9271 Use loop_in_sese_p instead of loop_in_scop_p.
9272 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
9273 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
9274 (scopdet_basic_block_info): Fix bug in scop detection.
9275 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
9276 eq_loop_to_cloog_loop): Remove.
9277 (nb_loops_around_loop_in_scop, nb_loop
9278 ref_nb_loops): Moved here...
9279 * graphite.h (ref_nb_loops): ... from here.
9280 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
9281 (loop_domain_dim, loop_iteration_vector_dim): Remove.
9282 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
9283 * testsuite/gcc.dg/graphite/scop-19.c: New
9285 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
9286 Hans-Peter Nilsson <hp@axis.com>
9288 PR rtl-optimization/37889
9289 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
9290 Move offset handling from PLUS to before the switch. Use new
9291 arguments when considering SYMBOL_REFs too.
9292 (rtx_addr_can_trap_p): Pass dummy offset and size.
9293 (enum may_trap_p_flags): Remove.
9294 (may_trap_p_1): Pass size from MEM_SIZE.
9296 PR rtl-optimization/38921
9297 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
9298 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
9299 * rtlanal.c (may_trap_after_code_motion_p): Delete.
9300 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
9302 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
9304 AVX Programming Reference (January, 2009)
9305 * config/i386/sse.md (*vpclmulqdq): New.
9307 2009-02-04 Jakub Jelinek <jakub@redhat.com>
9309 PR tree-optimization/38977
9310 PR gcov-profile/38292
9311 * calls.c (special_function_p): Disregard __builtin_ prefix.
9313 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
9315 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
9316 non-indexable addresses even before reload.
9318 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9321 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
9322 as having variable size. Do not give an error for unnamed
9323 parameters with [*] declarators. Give a warning for type names
9324 with [*] declarators and mark them as variable size.
9325 * c-parser.c (c_parser_sizeof_expression): Do not give an error
9326 for sizeof applied to [*] type names.
9328 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9331 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
9333 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9335 * gcc.c (process_command): Update copyright notice dates.
9336 * gcov.c (print_version): Likewise.
9337 * gcov-dump.c (print_version): Likewise.
9338 * mips-tfile.c (main): Likewise.
9339 * mips-tdump.c (main): Likewise.
9341 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9344 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
9345 for composite type involving a zero-length array type.
9347 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9350 * function.c (match_asm_constraints_1): Skip over
9351 initial optional % in the constraint.
9354 * c-parser.c (c_parser_postfix_expression): If fixed point is not
9355 supported, don't accept FIXED_CSTs.
9356 * c-decl.c (finish_declspecs): Error if fixed point is not supported
9357 and _Sat is used without _Fract/_Accum. Set specs->type to
9358 integer_type_node for cts_fract/cts_accum if fixed point is not
9361 2009-02-02 Catherine Moore <clm@codesourcery.com>
9363 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
9365 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
9367 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
9368 (ABI_HAS_64BIT_SYMBOLS): Use it.
9369 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
9371 2009-02-02 Paul Brook <paul@codesourcery.com>
9373 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
9375 2009-02-02 Jakub Jelinek <jakub@redhat.com>
9378 * recog.h (asm_operand_ok): Add constraints argument.
9379 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
9380 recurse on matching constraint.
9381 (check_asm_operands): Pass constraints as 3rd argument to
9382 asm_operand_ok. Don't look up matching constraint here.
9383 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
9386 2009-02-02 Ben Elliston <bje@au.ibm.com>
9388 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
9389 TARGET_NARROW_VOLATILE_BITFIELD macro names.
9391 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9393 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
9394 information. Remove some obsolete information. Reorganize.
9396 * config/pa/fptr.c: Revert license to GPL 2.
9397 * config/pa/milli64.S: Likewise.
9399 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9402 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
9403 LIBRARY name in, instead of hard-coding it.
9404 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
9405 extra target make frag to tmake_files according to EH model.
9406 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
9407 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
9408 frags that define makefile variable EH_MODEL appropriately.
9409 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
9410 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
9411 to "-sjlj" according to type of EH configured.
9412 (LIBGCC_SONAME): Concatenate it to shared library base name.
9413 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
9414 to "_sjlj" according to type of EH configured.
9415 (LIBGCC_SONAME): Concatenate it to shared library base name.
9416 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
9417 (SHLIB_LINK): Add missing semicolon to if-else construct.
9418 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9419 string value of "pe_dll" command-line option.
9420 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
9421 (SHLIB_SONAME): Use it when overriding t-cygming default.
9422 (SHLIB_IMPLIB): Override t-cygming default.
9423 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9424 string value of "pe_dll" command-line option.
9426 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9429 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
9430 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
9432 2009-01-31 Richard Guenther <rguenther@suse.de>
9434 PR tree-optimization/38937
9435 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
9436 computing the transitive closure.
9438 2009-01-30 Richard Guenther <rguenther@suse.de>
9440 PR tree-optimization/39041
9441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9442 Propagate variable indices only if the types match for this stmt.
9444 2009-01-30 Jakub Jelinek <jakub@redhat.com>
9447 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
9448 inline but never defined.
9450 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
9452 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
9453 (*insv_h_di_reg_extimm): New insn.
9454 (*insv_l<mode>_reg_extimm): New insn.
9456 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9458 * config/picochip/picochip.c (flag_conserve_stack): set
9459 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
9460 fconserve-stack. Reduce call-overhead used by inliner.
9462 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9465 * common.opt (flag_conserve_stack): Initialised to zero.
9467 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
9470 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
9471 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
9474 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
9476 * ira-color.c (allocno_reload_assign): Update comments.
9477 * regmove.c (regmove_optimize): Likewise.
9481 2009-01-29 Robert Millan <rmh@aybabtu.com>
9483 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
9484 * config/i386/kopensolaris-gnu.h: New file. Undefine
9485 `MD_UNWIND_SUPPORT'.
9486 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
9488 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
9490 PR tree-optimization/39007
9491 * tree-loop-distribution.c (generate_builtin): Use
9492 recompute_dominator to compute the immediate dominator of the
9493 basic block just after the loop.
9495 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9497 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
9498 (ASM_OUTPUT_DWARF_PCREL): Define.
9500 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
9502 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
9503 * doc/passes.texi: Remove entries about regclass, local-alloc, and
9504 global. Modify entries about regmove and IRA.
9506 * ra-conflict.c: Remove the file.
9508 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
9510 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
9511 (pass_regclass_init): Rename to pass_reginfo_init.
9513 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
9515 * toplev.h (flag_ira): Remove.
9517 * caller-save.c (setup_save_areas): Remove flag_ira.
9519 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
9521 * global.c: Remove the file.
9523 * opts.c (decode_options): Remove flag_ira.
9525 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9527 * regmove.c: Modify file description.
9528 (find_use_as_address, try_auto_increment): Define them only if
9529 AUTO_INC_DEC is defined.
9530 (replacement_quality, replace_in_call_usage, fixup_match_1,
9531 stable_and_no_regs_but_for_p): Remove.
9532 (reg_set_in_bb): Make it static.
9533 (regmove_optimize): Remove flag_ira and code which worked for
9536 * local-alloc.c: Remove the file.
9538 * common.opt (fira): Remove.
9540 * ira.c: Include except.h.
9541 (eliminable_regset): Move from global.c.
9542 (mark_elimination): Ditto. Remove flag_ira.
9543 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9544 equiv_mem_modified, validate_equiv_mem_from_store,
9545 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9546 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9547 no_equiv, recorded_label_ref): Move from local-alloc.c.
9548 (update_equiv_regs): Ditto. Make it static.
9549 (print_insn_chain, print_insn_chains): Move it from global.c.
9550 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9551 (build_insn_chain): Ditto. Make it static.
9552 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9553 Rename to init_live_subregs.
9554 (gate_ira): Remove flag_ira.
9556 * regclass.c: Rename reginfo.c. Change file description.
9557 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9558 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9559 (init_reg_sets_1): Remove code for evaluation of
9560 reg_class_superclasses and losing_caller_save_reg_set.
9561 (init_regs): Remove init_reg_autoinc.
9562 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9563 ok_for_base_p_nonstrict): Remove.
9564 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9565 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9566 corresponding entries.
9567 (dump_regclass, record_operand_costs, scan_one_insn,
9568 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9569 record_address_regs, auto_inc_dec_reg_p): Remove.
9570 (gt-regclass.h): Rename to gt-reginfo.h.
9572 * rtl.h (dump_global_regs, retry_global_alloc,
9573 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9575 * Makefile.in (RA_H): Remove.
9576 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9577 Rename regclass.o to reginfo.o.
9578 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9580 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9581 (GTFILES): Rename regclass.c to reginfo.c.
9583 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9584 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9586 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9587 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9589 (finish_spills): Ditto. Remove code for !flag_ira.
9591 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9594 * doc/invoke.texi (rtl debug options): Complete rewrite.
9595 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9597 * mode-switching.c (pass_mode_switching): Rename pass from
9598 "mode-sw" to "mode_sw".
9599 * except.c (pass_convert_to_eh_ranges): Rename pass from
9600 "eh-ranges" to "eh_ranges".
9601 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9605 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9606 Alexander Monakov <amonakov@ispras.ru>
9609 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9611 (move_exprs_to_boundary): Change return type and pass through
9612 should_move from move_op. Relax assert. Update usage ...
9613 (schedule_expr_on_boundary): ... here. Use should_move instead of
9615 (move_op_orig_expr_found): Indicate that insn was disconnected from
9617 (code_motion_process_successors): Do not call after_merge_succs
9618 callback if original expression was not found when traversing any of
9620 (code_motion_path_driver): Change return type. Update prototype.
9621 (move_op): Update comment. Add a new parameter (should_move). Update
9622 prototype. Set *should_move based on indication provided by
9623 move_op_orig_expr_found.
9625 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9627 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9628 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9629 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9630 * config/rs6000/rs6000.c (rs6000_override_options): Default
9631 avoid-indexed-addresses on for Power6, off for everything else.
9632 (avoiding_indexed_address_p): New function.
9633 (rs6000_legitimize_address): Use it.
9634 (rs6000_legitimate_address): Likewise.
9635 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9637 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9639 PR tree-optimization/38997
9640 * tree-loop-distribution.c (generate_memset_zero): Use
9641 POINTER_PLUS_EXPR for a pointer addition.
9643 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9645 * config/s390/s390.md (bswap<mode>2): New pattern added.
9647 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9649 * config/s390/s390.md (*tls_load_31): Added type attribute.
9651 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9653 * config/s390/s390.md: Fix a few comments.
9655 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9657 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9658 (*tm<mode>_full): Fixed z10prop attribute.
9659 (*tst<mode>_extimm): Fixed z10prop attribute.
9660 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9661 (*tstqiCCT_cconly): Fixed z10prop attribute.
9662 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9663 (*movsi_larl): Fixed z10prop attribute.
9664 (*movsi_zarch): Fixed z10prop attribute.
9665 (*movsi_eas): Fixed z10prop attribute.
9666 (*movhi): Fixed z10prop attribute.
9667 (*movqi): Fixed z10prop attribute.
9668 (*movstrictqi): Fixed z10prop attribute.
9669 (*mov<mode>): Fixed z10prop attribute.
9670 (*movcc): Fixed z10prop attribute.
9671 (*sethighpartdi_64): Fixed z10prop attribute.
9672 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9673 (*negdi2_sign_cc): Fixed z10prop attribute.
9674 (*negdi2_sign): Fixed z10prop attribute.
9675 (*absdi2_sign_cc): Fixed z10prop attribute.
9676 (*absdi2_sign): Fixed z10prop attribute.
9677 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9678 (*negabsdi2_sign): Fixed z10prop attribute.
9679 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9680 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9681 (doloop_si64): Fixed z10prop attribute.
9682 (doloop_si31): Fixed z10prop attribute.
9683 (doloop_long): Fixed z10prop attribute.
9684 (indirect_jump): Fixed z10prop attribute.
9685 (nop): Fixed z10prop attribute.
9686 (main_base_64): Fixed z10prop attribute.
9687 (reload_base_64): Fixed z10prop attribute.
9689 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9691 PR rtl-optimization/38740
9692 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9694 * config/mips/mips.c (mips_reorg): Likewise.
9696 2009-01-28 Richard Guenther <rguenther@suse.de>
9698 PR tree-optimization/38926
9699 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9700 with the correct value id to a value.
9701 (do_regular_insertion): Use the value number of edoubleprime
9702 for the value number of the expr.
9705 2008-08-21 Richard Guenther <rguenther@suse.de>
9707 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9708 a PHI ask VN if it is already available.
9709 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9710 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9712 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9715 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9716 set to varying whenever max has TREE_OVERFLOW set, similarly
9717 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9719 2009-01-28 Richard Guenther <rguenther@suse.de>
9722 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9723 uninitialized aggregate uses in call arguments.
9725 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9727 PR tree-optimization/38984
9728 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9729 the nothing_id variable if -fno-delete-null-pointer-checks.
9731 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9735 (set_got_offset_rex64): Ditto.
9737 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9740 * doc/extend.texi: Improve local variable with asm reg.
9742 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9744 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9745 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9746 was not supplied then set warn_packed_bitfield_compat to the
9748 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9751 2009-01-27 Richard Guenther <rguenther@suse.de>
9753 PR tree-optimization/38503
9754 * cfgexpand.c (expand_gimple_basic_block): Ignore
9755 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9756 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9757 variables that cannot have TBAA applied.
9758 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9761 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9764 * calls.c (initialize_argument_information): Do not wrap complex
9765 arguments in SAVE_EXPR.
9767 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9769 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9770 (INSTALL_LIBGCC): Revert typo commit.
9772 2009-01-26 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/38745
9775 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9776 from special handling.
9778 2009-01-26 Richard Guenther <rguenther@suse.de>
9780 PR tree-optimization/38745
9781 * tree-ssa.c (execute_update_addresses_taken): Do not include
9782 variables that cannot possibly be a register in not_reg_needs.
9783 Do not clear TREE_ADDRESSABLE on vars that may not become
9785 * tree-ssa.c (update_alias_info_1): Include those in the set
9786 of addressable vars.
9788 2009-01-26 Richard Guenther <rguenther@suse.de>
9791 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9792 * tree-ssa-dse.c: Include langhooks.h
9793 (execute_simple_dse): Remove stores with zero size.
9795 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9798 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9801 2009-01-24 Julian Brown <julian@codesourcery.com>
9803 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9804 config/arm/linux-atomic.c.
9805 * config/arm/linux-atomic.c: New.
9807 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9809 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9810 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9811 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9813 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9816 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9819 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9821 PR tree-optimization/38953
9822 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9823 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9824 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9825 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9828 2009-01-24 Paul Brook <paul@codesourcery.com>
9830 * config/arm/neon.md (neon_type): Move to arm.md.
9831 (neon_mov<VSTRUCT>): Add neon_type attribute.
9832 * config/arm/arm.md (neon_type): Move to here.
9833 (conds): Add "unconditioal" and use as default for NEON insns.
9835 2009-01-24 Ben Elliston <bje@au.ibm.com>
9837 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9838 void *' warning from -Wc++-compat.
9839 * Makefile.in (dominance.o-warn): Remove.
9841 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9843 PR tree-optimization/38932
9844 * fold-const.c (fold_unary_ignore_overflow): New.
9845 * tree.h (fold_unary_ignore_overflow): Declare.
9846 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9847 * tree-ssa-sccvn.c (visit_reference_op_load,
9848 simplify_unary_expression): Likewise.
9850 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9852 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9853 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9854 regardless of their type.
9855 * c-common.c (handle_packed_attribute): Don't ignore packed on
9857 * c.opt (Wpacked-bitfield-compat): New warning option.
9858 * stor-layout.c (place_field): Warn if offset of a field changed.
9859 * doc/extend.texi (packed): Mention the ABI change.
9860 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9861 (Warning Options): Add it to the list.
9863 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9865 * c-opts.c (c_common_post_options): Fix a typo in comments.
9867 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9870 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9871 variables to static.
9872 * doc/invoke.texi (-fmerge-all-constants): Update description.
9874 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9877 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9878 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9880 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9882 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9884 (LOCAL_ALIGNMENT): Similarly.
9886 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9887 Joseph Myers <joseph@codesourcery.com>
9889 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9890 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9891 * config/arm/arm-tune.md: Regenerate.
9892 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9895 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9897 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9898 version number to five.
9900 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9903 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9904 * c-common.c (set_underlying_type): Likewise.
9905 (is_typedef_decl ): Likewise
9907 (set_underlying_type): Likewise.
9908 (is_typedef_type): Likewise.
9910 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9913 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9916 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9919 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9920 (LIBGCC_SPEC): Don't define.
9921 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9923 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9925 PR rtl-optimization/38879
9926 * alias.c (base_alias_check): Unaligned access via AND address can
9927 alias all surrounding object types except those with sizes equal
9928 or wider than the size of unaligned access.
9930 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9933 * c-decl.c (clone_underlying_type): Move this ...
9934 * c-common.c (set_underlying_type): ... here.
9935 Also, make sure the function properly sets TYPE_STUB_DECL() on
9936 the newly created typedef variant type.
9937 (is_typedef_decl ): New entry point.
9938 * tree.h: Added a new member member_types_needing_access_check to
9939 struct tree_decl_non_common.
9940 (set_underlying_type): New entry point.
9941 (is_typedef_type): Likewise.
9943 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9945 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9946 Check whether two instructions have memory references that
9947 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9948 are helper functions for traversing.
9949 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9950 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9951 not to draw dependency edge for instructions with non-conflicting
9954 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9957 * longlong.h: Update copyright years. Use soft-fp license notice.
9958 Sync __clz_tab declaration with glibc.
9960 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9963 * doc/extend.texi (syscall_linkage): New.
9964 (version_id): Modify.
9966 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9967 Richard Guenther <rguenther@suse.de>
9969 PR tree-optimization/38747
9970 PR tree-optimization/38748
9971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9972 conversion if the base address is an indirect reference and the
9973 aliasing sets could cause issues.
9975 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9977 * common.opt (fgraphite, fgraphite-identity): Add comment for
9978 explaining why these options are not documented.
9980 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9982 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9983 gimple_call_lhs is NULL.
9985 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9988 * emit-rtl.c (adjust_address_1): Make sure memref is never
9991 2009-01-20 Ben Elliston <bje@au.ibm.com>
9993 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9994 const qualifier from arg parameter. Remove unnecessary cast to char *.
9995 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9996 const qualifier from arg 2.
9998 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10000 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10002 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10005 * rtl.h (reinit_regs): New prototype.
10006 * regclass.c: Include ira.h.
10007 (reinit_regs): New.
10008 * Makefile.in (regclass.o): Add ira.h.
10009 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10011 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10014 * c-common.c (handle_aligned_attribute): Use
10015 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10016 default alignment value.
10018 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10020 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10021 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10023 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10024 __BIGGEST_ALIGNMENT__.
10026 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10028 2009-01-18 Richard Guenther <rguenther@suse.de>
10030 PR tree-optimization/38819
10031 * tree-flow.h (operation_could_trap_helper_p): Declare.
10032 * tree-eh.c (operation_could_trap_helper_p): Export.
10033 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10034 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10035 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10036 are about to insert a possibly trapping instruction and fail
10039 2009-01-18 Andreas Schwab <schwab@suse.de>
10041 * doc/install.texi (Configuration): Remove obsolete paragraph
10042 about use of --with-gnu-ld with --with-gnu-as.
10044 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
10046 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
10047 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
10048 Follow spelling conventions.
10050 2009-01-18 Ben Elliston <bje@au.ibm.com>
10052 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
10053 C++ warning about implicit conversion from void * to struct
10055 (bitmap_obstack_free): Likewise for bitmap_element *.
10056 * Makefile.in (bitmap.o-warn): Remove.
10058 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
10060 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
10062 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
10063 Tobias Grosser <tobi.grosser@amd.com>
10065 * graphite.c (graphite_trans_scop_block): Do not block single
10068 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
10070 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
10071 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
10072 test with assertion.
10074 2009-01-16 Richard Guenther <rguenther@suse.de>
10076 PR tree-optimization/38835
10077 PR middle-end/36227
10078 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
10079 and INT + PTR -> (INT)(PTR p+ INT) folding.
10080 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
10082 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
10085 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
10086 the subreg from a lowpart subreg if it is also casting the value.
10088 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10089 Tobias Grosser <tobi.grosser@amd.com>
10091 * graphite.c (compare_prefix_loops): New.
10092 (build_scop_canonical_schedules): Rewritten.
10093 (graphite_transform_loops): Move build_scop_canonical_schedules
10094 after build_scop_iteration_domain.
10096 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10097 Tobias Grosser <tobi.grosser@amd.com>
10099 * graphite.c (add_conditions_to_domain): Add the loops to
10100 the dimension of the iteration domain. Do copy the domain
10101 only when it exists.
10102 (build_scop_conditions_1): Do not call add_conditions_to_domain.
10103 (add_conditions_to_constraints): New.
10104 (can_generate_code_stmt, can_generate_code): Removed.
10105 (gloog): Do not call can_generate_code.
10106 (graphite_transform_loops): Call add_conditions_to_constraints
10107 after building the iteration domain.
10109 2009-01-16 Jakub Jelinek <jakub@redhat.com>
10111 PR tree-optimization/38789
10112 * tree-ssa-threadedge.c
10113 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10114 __builtin_constant_p.
10116 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10118 * dce.c (delete_unmarked_insns): Reversed the order that insns are
10119 examined before deleting them.
10121 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
10123 * function.c (aggregate_value_p): Correctly extract the function
10124 type from CALL_EXPR_FN lookup.
10126 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10128 * config/picochip/picochip.c (picochip_override_options): Revert
10129 CFI asm flag disable commited previously.
10131 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
10132 Tobias Grosser <tobi.grosser@amd.com>
10133 Jan Sjodin <jan.sjodin@amd.com>
10135 * graphite.c (scan_tree_for_params): On substractions negate
10136 all the coefficients of the term.
10137 (clast_to_gcc_expression_red): New. Handle reduction expressions
10138 of more than two operands.
10139 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
10140 (get_vdef_before_scop): Handle also the case of default definitions.
10142 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10144 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
10145 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
10146 Also use them when walking CALL_INSN_FUNCTION_USAGE.
10148 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
10149 Joey Ye <joey.ye@intel.com>
10151 PR middle-end/37843
10152 * cfgexpand.c (expand_stack_alignment): Don't update stack
10153 boundary nor check incoming stack boundary here.
10154 (gimple_expand_cfg): Update stack boundary and check incoming
10155 stack boundary here.
10157 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10159 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
10161 2009-01-14 Jakub Jelinek <jakub@redhat.com>
10163 PR rtl-optimization/38245
10164 * calls.c (expand_call): Add stack arguments to
10165 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10166 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
10167 in regs and partially in memory or BLKmode arguments.
10168 (emit_library_call_value_1): Add stack arguments to
10169 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10170 ACCUMULATE_OUTGOING_ARGS).
10171 * dce.c: Include tm_p.h.
10172 (find_call_stack_args): New function.
10173 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
10175 (mark_insn): Call find_call_stack_args for CALL_Ps.
10176 (prescan_insns_for_dce): Walk insns backwards in bb rather than
10177 forwards. Allocate and free arg_stores bitmap if needed, pass it
10178 down to deletable_insn_p, don't mark stores set in arg_stores
10179 bitmap, clear the bitmap at the beginning of each bb.
10180 * Makefile.in (dce.o): Depend on $(TM_P_H).
10182 2009-01-14 Michael Meissner <gnu@the-meissners.org>
10185 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
10186 to make sure the insn is a conditional test (bug 22599). Reformat a
10189 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
10191 PR middle-end/38431
10192 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
10193 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
10194 (gloog): Do not call cleanup_tree_cfg.
10195 (graphite_transform_loops): Call cleanup_tree_cfg after all
10196 scops have been code generated.
10198 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
10199 * doc/gty.texi (Invoking the garbage collector): Added new node
10200 and section documenting ggc_collect.
10202 2009-01-14 Richard Guenther <rguenther@suse.de>
10204 PR tree-optimization/38826
10205 PR middle-end/38477
10206 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
10207 initialization notes only if we actually emitted a warning.
10208 (intra_create_variable_infos): Add constraints for a result decl
10209 that is passed by hidden reference.
10210 (build_pred_graph): Mark all related variables non-direct on
10213 2009-01-14 Nick Clifton <nickc@redhat.com>
10215 * ira-conflicts.c: Include addresses.h for the definition of
10217 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
10218 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
10220 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
10223 * Makefile.in (ira-lives.o): Add except.h.
10225 * ira-lives.c: Include except.h.
10226 (process_bb_node_lives): Process can_throw_internal.
10228 2009-01-13 Jakub Jelinek <jakub@redhat.com>
10230 PR rtl-optimization/38774
10231 * combine.c (simplify_set): When undoing cc_use change, don't do
10232 PUT_CODE on the newly created comparison, but instead put back the
10235 2009-01-13 Joseph Myers <joseph@codesourcery.com>
10237 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
10238 values. Remove duplicate arm8 entry.
10240 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10242 PR tree-optimization/38786
10243 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
10244 the SSA_NAME case of expand_scalar_variables_expr.
10245 Set the type of an expression to the type of its assign statement.
10246 (expand_scalar_variables_expr): Also gather the scalar computation
10247 used to index the memory access. Do not pass loop_p.
10248 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
10249 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
10250 the gimple_stmt_iterator where it inserts new code.
10251 Do not pass loop_p.
10252 (copy_bb_and_scalar_dependences): Do not pass loop_p.
10253 (translate_clast): Update call to copy_bb_and_scalar_dependences.
10255 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10257 * graphite.h (debug_value): Removed.
10258 * graphite.c (debug_value): Removed.
10260 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10262 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
10263 ldrd/strd with two 32-bit instructions.
10265 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10267 * config/arm/arm.c (struct processors): Pass for speed down into
10268 cost helper functions.
10269 (const_ok_for_op): Handle COMPARE and inequality nodes.
10270 (arm_rtx_costs_1): Rewrite.
10271 (arm_size_rtx_costs): Update prototype.
10272 (arm_rtx_costs): Pass speed down to helper functions.
10273 (arm_slowmul_rtx_costs): Rework cost calculations.
10274 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
10275 (arm_9e_rtx_costs): Likewise.
10277 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
10279 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
10280 relocations of local symbols wider than UNITS_PER_WORD are not valid.
10281 (alpha_legitimize_address): Do not split local symbols wider than
10282 UNITS_PER_WORD into HIGH/LO_SUM parts.
10284 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
10287 * gcc.c (process_command): Replace call to execvp with calls
10288 to pex_one and exit.
10290 2009-01-03 Anatoly Sokolov <aesok@post.ru>
10293 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
10294 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
10295 variant for devices with 3-byte PC.
10296 (__tablejump_elpm__): New.
10298 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10301 * c-parser.c (c_parser_postfix_expression): Allow `->' in
10302 offsetof member-designator, handle it as `[0].'.
10304 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10306 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
10307 function when not using named sections on targets with named sections
10308 if branch distance is less than 262132.
10310 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
10312 * combine.c (combine_instructions): Recompute
10313 optimize_this_for_speed_p for each BB in the main combine loop.
10315 2009-01-12 Tomas Bily <tbily@suse.cz>
10318 * tree-loop-distribution.c (prop_phis): New function.
10319 (generate_builtin): Call prop_phis.
10320 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
10322 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10324 PR tree-optimization/38807
10325 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
10326 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
10328 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10330 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10331 subreg of op0 to the original op0.
10333 2009-01-11 Laurent GUERBY <laurent@guerby.net>
10335 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
10337 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
10340 * mips-tfile.c (parse_def): Fix parsing of def strings
10341 starting with digits.
10343 2009-01-10 Jakub Jelinek <jakub@redhat.com>
10346 * config/arm/arm.c (arm_is_long_call_p): Don't call
10347 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
10349 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
10351 * regrename.c (regrename_optimize): Fix dumping.
10352 (find_oldest_value_reg): Preserve REG_POINTER.
10353 (copy_hardreg_forward_1): Likewise.
10355 2009-01-09 Diego Novillo <dnovillo@google.com>
10357 * gimple.h (struct gimple_statement_base) <uid>: Document
10358 the restrictions on its use.
10359 (gimple_uid): Tidy.
10360 (gimple_set_uid): Tidy.
10362 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10364 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
10365 zero guard even if align_bytes != 0 and count is smaller than
10368 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
10370 PR rtl-optimization/38495
10371 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
10372 (add_range_and_copies_from_move_list): Print all added ranges.
10373 Add ranges to memory optimized destination.
10375 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10379 * config/i386/i386.c (override_options): Reject
10380 -mstringop-strategy=rep_8byte with -m32.
10381 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
10382 to 1. Do count comparison against epilogue_size_needed at compile
10383 time even when count_exp was constant forced into register. For
10384 size_needed don't jump to epilogue, instead just avoid aligning
10385 and invoke the body algorithm. If need_zero_guard, add zero guard
10386 even if count is non-zero, but smaller than size_needed + number of
10387 bytes that could be stored for alignment.
10388 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
10389 to 1. If need_zero_guard, add zero guard even if count is non-zero,
10390 but smaller than size_needed + number of bytes that could be stored
10391 for alignment. Compare size_needed with epilogue_size_needed instead
10392 of desired_align - align, don't adjust size_needed, pass
10393 epilogue_size_needed to the epilogue expanders.
10396 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
10398 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10400 * pa.c (last_address): Change to unsigned.
10401 (update_total_code_bytes): Change argument to unsigned. Don't
10402 check if insn addresses are set.
10403 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
10404 addresses are not set.
10405 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
10407 2009-01-09 Nick Clifton <nickc@redhat.com>
10409 * config/sh/symbian.c: Replace uses of DECL_INLINE with
10410 DECL_DECLARED_INLINE_P.
10412 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10414 PR middle-end/38347
10415 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
10416 GET_MODE (op0) in operand_subword_force calls.
10418 PR middle-end/38771
10419 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
10420 fold_convert arg0 operands to TREE_TYPE (op0) first.
10422 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
10424 * params.def (ira-max-conflict-table-size): Decrease default value
10427 2009-01-08 Jakub Jelinek <jakub@redhat.com>
10429 PR tree-optimization/37031
10430 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
10432 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
10433 allocate it using gc instead of heap, use VEC_quick_push instead of
10435 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
10436 instead of heap, use VEC_quick_push instead of VEC_safe_push.
10437 * tree-data-ref.h (struct access_matrix): Change matrix to gc
10438 allocated vector from heap allocated.
10439 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
10440 * tree-loop-linear.c (linear_transform_loops): Allocate nest
10441 vector only after perfect_loop_nest_depth call.
10443 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
10444 Jan Sjodin <jan.sjodin@amd.com>
10446 PR tree-optimization/38559
10447 * graphite.c (debug_value, copy_constraint,
10448 swap_constraint_variables, scale_constraint_variable, ): New.
10449 (get_lower_bound, get_upper_bound): Removed.
10450 (graphite_trans_bb_strip_mine): Clean up this code that works
10451 only for constant number of iterations. Fully copy upper and
10452 lower bound constraints, not only the constant part of them.
10453 * graphite.h (debug_value): Declared.
10455 2009-01-08 Ira Rosen <irar@il.ibm.com>
10457 PR tree-optimization/37194
10458 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
10459 Don't add the cost of cost model guard in prologue to scalar
10460 outside cost in case of known number of iterations.
10462 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
10463 Alan Modra <amodra@bigpond.net.au>
10465 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
10466 non-word-aligned REG+CONST addressing.
10468 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10471 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
10472 free_after_compilation when outputting a thunk.
10473 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
10474 Do not call free_after_compilation here.
10476 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10478 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
10479 (ix86_valid_target_attribute_inner_p): Ditto.
10481 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
10483 PR tree-optimization/38492
10484 PR tree-optimization/38498
10485 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
10486 * tree-chrec.h (scev_is_linear_expression): Declared.
10487 * graphite.c (graphite_cannot_represent_loop_niter): New.
10488 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
10489 (graphite_loop_normal_form): Use gcc_assert.
10490 (scan_tree_for_params): Use CASE_CONVERT.
10491 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
10492 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
10493 Use gcc_assert. Discard scops that contain unhandled cases.
10494 (build_scop_conditions): Return a boolean status for unhandled cases.
10495 (strip_mine_profitable_p): Print the loop number, not its depth.
10496 (is_interchange_valid): Pass the depth of the loop nest, don't
10497 recompute it wrongly.
10498 (graphite_trans_bb_block): Same.
10499 (graphite_trans_bb_block): Print tentative of loop blocking.
10500 (graphite_trans_scop_block): Do not print that the loop has been
10502 (graphite_transform_loops): Do not handle scops that contain condition
10505 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
10507 AVX Programming Reference (December, 2008)
10508 * config/i386/avxintrin.h (_mm256_stream_si256): New.
10509 (_mm256_stream_pd): Likewise.
10510 (_mm256_stream_ps): Likewise.
10512 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
10513 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
10514 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
10515 (bdesc_special_args): Add __builtin_ia32_movntdq256,
10516 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
10517 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
10518 (ix86_expand_special_args_builtin): Likewise.
10520 * config/i386/sse.md (AVXMODEDI): New.
10521 (avx_movnt<mode>): Likewise.
10522 (avx_movnt<mode>): Likewise.
10523 (<sse>_movnt<mode>): Remove AVX support.
10524 (sse2_movntv2di): Likewise.
10526 2009-01-07 Richard Guenther <rguenther@suse.de>
10528 PR middle-end/38751
10529 * fold-const.c (extract_muldiv): Remove obsolete comment.
10530 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10531 to PLUS_EXPR canonicalization for the canonicalization.
10533 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10535 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10536 hosted cross-compilers generating less efficient code.
10538 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10540 * function.h (rtl_data): Add a dbr_scheduled_p field.
10541 * reorg.c (dbr_schedule): Set it.
10542 (gate_handle_delay_slots): Check it.
10543 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10544 (mips_reorg): Check flag_delayed_branch instead of
10545 mips_base_delayed_branch.
10546 (mips_override_options): Don't set mips_base_delayed_branch
10547 or flag_delayed_branch.
10549 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10551 PR rtl-optimization/38426.
10552 * ira.c (ira): Set current_function_is_leaf earlier.
10554 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10556 PR rtl-optimization/38722
10557 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10558 too early, only set a flag and modify after last possible
10561 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10564 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10565 * real.c (decimal_single_format): Correct values of emin and emax.
10566 (decimal_double_format): Ditto.
10567 (decimal_quad_format): Ditto.
10568 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10569 computation of DECnn_MIN and DECnn_MAX for corrected values of
10570 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10571 __DECnn_MIN__, and adjust its computation for the corrected value
10574 2009-01-06 Jan Hubicka <jh@suse.cz>
10577 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10579 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10581 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10582 Add Robert Clark to the list of testers.
10584 2009-01-06 Jan Hubicka <jh@suse.cz>
10585 Kai Tietz <kai.tietz@onevision.com>
10587 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10588 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10590 2009-01-06 Jan Hubicka <jh@suse.cz>
10591 Kai Tietz <kai.tietz@onevision.com>
10593 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10595 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10596 (ix86_nsaved_regs): Count only general purpose regs.
10597 (ix86_nsaved_sseregs): New.
10598 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10599 to 16 for w64; compute padding and size of sse reg save area.
10600 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10601 general purpose regs.
10602 (ix86_emit_save_sse_regs_using_mov): New.
10603 (ix86_expand_prologue): Save SSE regs if needed.
10604 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10605 (ix86_emit_restore_sse_regs_using_mov): New.
10606 (ix86_expand_epilogue): Save SSE regs if needed.
10608 2009-01-06 Jan Hubicka <jh@suse.cz>
10609 Kai Tietz <kai.tietz@onevision.com>
10611 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10612 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10613 functions when accumulate outgoing args is off.
10615 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10618 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10619 before using pseudos_have_intersected_live_ranges_p.
10621 * ira-int.h (ira_assert): Always define.
10623 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10625 AVX Programming Reference (December, 2008)
10626 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10627 (_mm256_permute2_pd): Likewise.
10628 (_mm_permute2_ps): Likewise.
10629 (_mm256_permute2_ps): Likewise.
10630 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10631 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10633 * config/i386/i386.c (ix86_builtins): Remove
10634 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10635 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10636 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10637 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10638 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10639 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10640 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10641 __builtin_ia32_vpermil2ps256.
10642 (ix86_init_mmx_sse_builtins): Updated.
10643 (ix86_expand_args_builtin): Likewise.
10645 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10647 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10648 long absolute calls when generating PA 2.0 code.
10650 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10652 PR rtl-optimization/38583
10653 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10655 * params.def (ira-max-conflict-table-size): New.
10657 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10659 * ira.h (ira_conflicts_p): New external definition.
10661 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10662 table. Report this. Return result of building.
10663 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10664 building conflict table.
10666 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10667 (ira_color): Use ira_conflicts_p.
10669 * global.c: Include ira.h.
10670 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10673 * Makefile.in (global.o): Add ira.h.
10675 * ira-build.c (mark_all_loops_for_removal,
10676 propagate_some_info_from_allocno): New.
10677 (remove_unnecessary_allocnos): Call
10678 propagate_some_info_from_allocno.
10679 (remove_low_level_allocnos): New.
10680 (remove_unnecessary_regions): Add parameter. Call
10681 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10682 parameter to remove_unnecessary_regions.
10683 (ira_build): Remove all regions but root if the conflict table was
10684 not built. Update conflict hard regs for allocnos crossing calls.
10686 * ira.c (ira_conflicts_p): New global.
10687 (ira): Define and use ira_conflicts_p.
10689 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10690 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10691 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10693 2009-01-06 Ben Elliston <bje@au.ibm.com>
10695 * gengtype-lex.l (YY_NO_INPUT): Define.
10697 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10700 * c-common.c (handle_vector_size_attribute): Also reject
10701 BOOLEAN_TYPE types.
10703 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10705 PR tree-optimization/38492
10706 * graphite.c (rename_map_elt, debug_rename_elt,
10707 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10708 rename_map_elt_info, eq_rename_map_elts,
10709 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10710 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10711 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10712 (sese_build_livein_liveouts): New.
10713 (new_sese, free_sese): New.
10714 (new_scop): Call new_sese.
10715 (free_scop): Call free_sese.
10716 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10717 (register_old_new_names): Renamed register_old_and_new_names.
10718 (register_scop_liveout_renames, add_loop_exit_phis,
10719 insert_loop_close_phis, struct igp,
10720 default_liveout_before_guard, add_guard_exit_phis,
10721 insert_guard_phis, copy_renames): New.
10722 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10723 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10724 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10725 (scop_adjust_phis_for_liveouts): New.
10726 (gloog): Call scop_adjust_phis_for_liveouts.
10728 * graphite.h (struct sese): Documented. Added fields liveout,
10729 num_ver and livein.
10730 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10731 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10732 (struct scop): Added field liveout_renames.
10733 (SCOP_LIVEOUT_RENAMES): New.
10735 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10737 PR tree-optimization/38510
10738 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10739 (translate_clast): Call recompute_all_dominators before
10741 (gloog): Call recompute_all_dominators before graphite_verify.
10743 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10744 Jan Sjodin <jan.sjodin@amd.com>
10746 PR tree-optimization/38500
10747 * graphite.c (create_sese_edges): Call fix_loop_structure after
10750 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10752 * config.gcc: Add m32r*-*-rtems*.
10753 * config/m32r/rtems.h: New file.
10755 2009-01-05 Ben Elliston <bje@au.ibm.com>
10757 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10758 (.po.pox): Likewise.
10759 (po/gcc.pot): Likewise.
10761 2009-01-04 David S. Miller <davem@davemloft.net>
10763 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10764 (STARTING_FRAME_OFFSET): Always set to zero.
10766 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10768 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10769 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10770 fixed-point types, and vectors of the same.
10772 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10774 * config/mips/sync.md (*mb_barrier): Rename to...
10775 (*memory_barrier): ...this.
10777 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10779 * doc/extend.texi (Function Attributes): Move @cindex after @item
10780 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10781 and put in alphabetical order. Fix 'target' name and put in order.
10782 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10785 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10787 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10788 (memory_barrier): Expand as unspec instead of unspec_volatile.
10789 Remove mem:BLK from insn operands. Use Pmode scratch register.
10790 (*memory_barrier): Define as unspec instead of unspec_volatile.
10791 Use (match_dup 0) as input operand.
10793 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10794 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10795 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10796 scratch register. Remove operand 1.
10797 (*stbar): Define as unspec instead of unspec_volatile.
10798 Use (match_dup 0) as input operand, remove (const_int 8).
10799 (*membar): Define as unspec instead of unspec_volatile.
10800 Use (match_dup 0) as input operand, remove input operand 2.
10802 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10803 (memory_barrier): Expand as unspec instead of unspec_volatile.
10804 Remove mem:BLK from insn operands. Use Pmode scratch register.
10805 (*memory_barrier): Define as unspec instead of unspec_volatile.
10806 Use (match_dup 0) as input operand.
10808 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10809 Remove mem:BLK from insn operands. Use Pmode scratch register.
10810 Set volatile flag on operand 0.
10811 (*memory_barrier): New insn pattern.
10813 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10815 (*memory_barrier): Use (match_dup 0) as input operand.
10817 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10818 Remove mem:BLK from insn operands. Use Pmode scratch register.
10819 Set volatile flag on operand 0.
10820 (*mb_internal): New insn pattern.
10822 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10824 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10826 PR middle-end/38586
10827 * function.c (struct temp_slot): Move to the section of the file
10828 that deals with temp slots. Remove field 'address'.
10829 (temp_slot_address_table): New hash table of address -> temp slot.
10830 (struct temp_slot_address_entry): New struct, items for the table.
10831 (temp_slot_address_compute_hash, temp_slot_address_hash,
10832 temp_slot_address_eq, insert_temp_slot_address): Support functions
10834 (find_temp_slot_from_address): Rewrite to use the new hash table.
10835 (remove_unused_temp_slot_addresses): Remove addresses of temp
10836 slots that have been made available.
10837 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10838 worker function for remove_unused_temp_slot_addresses.
10839 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10840 Add the temp slot address to the address -> temp slot map.
10841 (update_temp_slot_address): Update via insert_temp_slot_address.
10842 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10843 (pop_temp_slots): Likewise.
10844 (init_temp_slots): Allocate the address -> temp slot map, or empty
10845 the map if it is already allocated.
10846 (prepare_function_start): Initialize temp slot processing.
10848 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10850 PR middle-end/38584
10851 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10852 Calculate the size of all stack vars assuming no packing of stack
10853 vars will happen, replacing a quadratic algorithm with a linear one.
10855 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10858 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10861 2009-01-03 Diego Novillo <dnovillo@google.com>
10863 * doc/contrib.texi: Update contributions.
10865 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10868 * builtins.c (fold_builtin_memory_op): Give up if either operand
10869 is volatile. Set srctype or desttype to non-qualified version
10873 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10874 and FUNCTION_DECLs.
10876 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10878 PR rtl-optimization/35805
10879 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10880 problem if fast dce is able to remove any instructions.
10881 * dce.c (dce_process_block): Fix dump message.
10883 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10886 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10888 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10890 PR middle-end/38690
10891 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10892 * tree-pretty-print.c (op_code_prio): New function.
10893 (op_prio): No longer static. Use op_code_prio.
10894 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10895 Use op_prio and op_code_prio to determine if () should be
10896 printed around operand(s) or not.
10898 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10899 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10900 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10901 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10902 pp_character instead of pp_string for single letter printing.
10904 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10906 * doc/extend.texi: Fix '#pragma GCC option' typo.
10908 2009-01-02 Richard Guenther <rguenther@suse.de>
10910 * doc/install.texi (--enable-checking): Mention different
10911 default for stage1.
10912 (--enable-stage1-checking): Document.
10914 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10916 PR middle-end/30142
10917 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10918 case to be an error.
10920 2009-01-02 Ben Elliston <bje@au.ibm.com>
10922 * config/fp-bit.h (pack_d): Constify argument.
10923 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10924 (isnan): Constify argument.
10926 (iszero): Likewise.
10927 (pack_d): Likewise.
10928 (_fpadd_parts): Constify return type.
10929 (_fpmul_parts): Likewise.
10930 (_fpdiv_parts): Likewise.
10932 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10935 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10936 warn about overwriting initializer with side-effects or
10937 -Woverride-init if !IMPLICIT.
10938 (output_init_element): Likewise. Pass IMPLICIT down to
10940 (process_init_element): Add IMPLICIT argument. Pass it down
10941 to output_init_element.
10942 (push_init_element, pop_init_level, set_designator): Adjust
10943 process_init_element callers.
10944 (set_nonincremental_init, set_nonincremental_init_from_string):
10945 Adjust add_pending_init callers.
10946 (output_pending_init_elements): Adjust output_init_element callers.
10947 * c-tree.h (process_init_element): Adjust prototype.
10948 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10949 process_init_element callers.
10952 Copyright (C) 2009 Free Software Foundation, Inc.
10954 Copying and distribution of this file, with or without modification,
10955 are permitted in any medium without royalty provided the copyright
10956 notice and this notice are preserved.