1 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5 reg+const addressing for Altivec modes. Don't generate reg+reg
6 addressing for TFmode or TDmode quantities.
8 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10 * c-common.c (vector_types_convertible_p): Call langhook
13 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17 integral and scalar float variables which have a
20 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23 dwarf_register_span hook when emitting unwind information for
24 register-to-memory saves.
25 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
26 (rs6000_frame_related): Remove call to spe_synthesize_frame.
28 2008-03-06 Jakub Jelinek <jakub@redhat.com>
30 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
31 for the same VAR_DECL.
33 2008-03-06 Tom Tromey <tromey@redhat.com>
36 * doc/standards.texi (Standards): Don't mention treelang.
37 * doc/invoke.texi (Overall Options): Don't mention treelang.
38 * doc/install.texi (Prerequisites): Don't mention bison or
40 (Configuration): Don't mention treelang.
42 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
44 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
46 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
47 word-extractions out of a multi-word object.
49 2008-03-06 Richard Guenther <rguenther@suse.de>
51 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
52 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
53 result type and precision.
54 * expr.c (get_inner_reference): Set unsignedp based on the result
55 type of BIT_FIELD_REF.
56 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
57 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
58 (try_instantiate_multiple_fields): Likewise. Use the correct type
60 (sra_build_assignment): Likewise.
61 (sra_build_elt_assignment): Likewise.
62 (sra_explode_bitfield_assignment): Likewise.
63 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
64 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
65 set BIT_FIELD_REF_UNSIGNED.
66 (vectorizable_load): Likewise.
68 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
70 * cse.c (cse_extended_basic_block): Invalidate artificial defs
73 2008-03-06 Richard Guenther <rguenther@suse.de>
75 * alias.c (struct alias_set_entry): Move has_zero_child field
76 to pack with alias_set.
78 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
80 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
83 2008-03-05 Ian Lance Taylor <iant@google.com>
85 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
87 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
89 * fwprop.c (update_df): Support width and offset parameters of
91 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
92 global_conflicts): Change DF_REF_EXTRACT to either
93 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
94 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
95 * df-scan.c (df_ref_record, df_defs_record,
96 df_ref_create_structure, df_def_record_1, df_uses_record,
97 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
98 df_bb_refs_collect, df_entry_block_defs_collect,
99 df_exit_block_uses_collect): Support new width and offset fields.
100 (ref_extract_pool): New storage pool.
101 (df_free_ref): New function.
102 (df_reg_chain_unlink, df_free_collection_rec,
103 df_sort_and_compress_refs): Call df_free_ref.
104 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
106 (df_ref_create_structure): Allocate df_ref_extract if offset and
107 width fields are used.
108 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
109 (df_uses_record): Get offset and width from ZERO_EXTRACT
111 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
112 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
113 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
114 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
115 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
116 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
117 (df_ref_extract): New structure.
118 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
119 (df_ref_create): Add width and offset parameters.
121 2008-03-05 Richard Guenther <rguenther@suse.de>
123 * tree-ssa-structalias.c (get_constraint_for_component_ref):
124 Use ranges_overlap_p.
125 (offset_overlaps_with_access): Rename
126 to ranges_overlap_p and move ...
127 * tree-flow-inline.h (ranges_overlap_p): ... here.
129 * tree.h (get_inner_reference, handled_component_p): Update
132 * tree.h (record_component_aliases, get_alias_set,
133 alias_sets_conflict_p, alias_sets_must_conflict_p,
134 objects_must_conflict_p): Move declarations ...
135 * alias.h (record_component_aliases, get_alias_set,
136 alias_sets_conflict_p, alias_sets_must_conflict_p,
137 objects_must_conflict_p): ... here.
139 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
141 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
143 * cfg.c: Include tree-flow.h.
144 (remove_edge_raw): Call redirect_edge_var_map_clear.
145 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
146 * tree-flow-inline.h (redirect_edge_var_map_def): New.
147 (redirect_edge_var_map_result): New.
148 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
149 PENDING_STMT use with redirect_edge_var_map_*.
150 * tree-ssa.c (edge_var_maps): New definition.
151 (redirect_edge_var_map_add): New.
152 (redirect_edge_var_map_clear): New.
153 (redirect_edge_var_map_dup): New.
154 (redirect_edge_var_map_vector): New.
155 (redirect_edge_var_map_destroy): New.
156 (ssa_redirect_edge): Replace PENDING_STMT use with
157 redirect_edge_var_map_*.
158 (flush_pending_stmts): Same.
159 (delete_tree_ssa): Destroy edge var map.
160 * tree-flow.h (struct _edge_var_map): New.
161 Define edge_var_map vector type.
162 Declare redirect_edge_var_map_* prototypes.
163 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
164 * tree-cfg.c (reinstall_phi_args): Replace
165 PENDING_STMT use with redirect_edge_var_map_*.
167 2008-03-05 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/35472
170 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
171 whose single use_stmt has a overlapping set of loaded and
172 stored symbols as that use_stmt might be a noop assignment then.
174 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
176 * gthr-rtems.h: Implement __gthread_mutex_destroy.
178 2008-03-05 Richard Guenther <rguenther@suse.de>
181 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
183 * tree-cfg.c (verify_expr): Verify it.
184 * fold-const.c (fold_truthop): Remove code generating
185 BIT_FIELD_REFs of structure bases.
186 (fold_binary): Likewise.
187 (fold_ternary): Position and size of BIT_FIELD_REFs are
188 always host integers.
189 (make_bit_field_ref): Remove.
190 (optimize_bit_field_compare): Remove.
191 (all_ones_mask_p): Remove.
193 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
196 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
197 (split_block_and_df_analyze): New. Split basic block and rebuild
199 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
201 (split_pattern_seq): Likewise.
202 (erase_matching_seqs): Likewise.
203 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
205 2008-03-04 Geoff Keating <geoffk@apple.com>
207 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
208 declaration and code.
209 (tree_invalid_nonnegative_warnv_p): Likewise.
211 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
213 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
214 examples. Truncate option-names then causing overfull hbox.
216 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
219 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
221 * configure: Rebuilt.
223 2008-03-04 Rafael Espindola <espindola@google.com>
225 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
226 (tree_unary_nonnegative_warnv_p): New.
227 (tree_binary_nonnegative_warnv_p): New.
228 (tree_single_nonnegative_warnv_p): New.
229 (tree_invalid_nonnegative_warnv_p): New.
230 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
232 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
235 * opts.c (handle_option): Postpone 'unknown option' errors only for
238 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
241 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
244 2008-03-04 Rafael Espindola <espindola@google.com>
246 * fold-const.c (tree_unary_nonzero_warnv_p): New.
247 (tree_binary_nonzero_warnv_p): New.
248 (tree_single_nonzero_warnv_p): New.
249 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
251 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
254 * fold-const.c (fold_cond_expr_with_comparison): Prevent
255 transformations for modes that have signed zeros.
256 * ifcvt.c (noce_try_abs): Ditto.
259 2008-03-04 Joseph Myers <joseph@codesourcery.com>
261 * config/i386/i386.c (override_options): Force
262 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
264 2008-03-04 Jan Hubicka <jh@suse.cz>
267 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
270 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
272 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
273 label to probe the stack.
275 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
277 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
278 (__gthr_win32_mutex_destroy): Declare.
279 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
280 __gthr_win32_mutex_destroy.
281 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
283 2008-03-03 Jan Hubicka <jh@suse.cz>
286 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
287 aggressive on inlining cold calls.
289 2008-03-03 Richard Guenther <rguenther@suse.de>
291 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
292 struct copies into the expression table.
293 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
294 (try_to_simplify): Likewise.
295 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
296 integral and pointer arguments which do not change the
297 precision to NOP_EXPRs.
298 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
299 VIEW_CONVERT_EXPR case.
301 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
303 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
304 defined in a loop at depth 0 is invariant.
305 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
306 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
307 be called at loop depth 0.
309 2008-03-02 Jakub Jelinek <jakub@redhat.com>
312 * gcc.c (process_command): Update copyright notice dates.
313 * gcov.c (print_version): Likewise.
314 * gcov-dump.c (print_version): Likewise.
315 * mips-tfile.c (main): Likewise.
316 * mips-tdump.c (main): Likewise.
318 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
321 * c-common.c (flag_permissive): Delete.
322 (constant_expression_warnings): Check flags first.
323 (constant_expression_error): New.
324 * c-common.h (flag_permissive): Delete.
325 (constant_expression_error): Declare.
326 * flags.h (flag_permissive): Declare. Update description.
327 * diagnostic.c (pedwarn): Update.
329 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
330 (permissive_error_kind): New.
331 * toplev.c (flag_permissive): Define. Update description.
332 * toplev.h (permissive_error_kind): Declare.
333 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
334 (pedwarn_c90): Use pedantic_warning_kind.
335 * c-opts.c (c_common_post_options): flag_permissive does not affect
336 flag_pedantic_errors.
338 2008-03-02 Joseph Myers <joseph@codesourcery.com>
340 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
341 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
342 __absvsi2, __absvDI2): Use unsigned arithmetic.
344 2008-03-02 Andi Kleen <ak@suse.de>
345 Richard Guenther <rguenther@suse.de>
347 * struct-equiv.c: Remove file.
348 * cfg_cleanup.c (condjump_equiv_p): Remove.
349 * Makefile.in (OBJS-common): Remove struct-equiv.o.
350 (struct-equiv.o): Remove rule.
351 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
352 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
353 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
355 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
357 * ifcvt.c (noce_process_if_block): Try to handle only the then
358 block if the else block exists but isn't suitable.
360 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
363 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
364 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
365 regression from previous patch.
367 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
370 * gthr.h: Add __gthread_mutex_destroy as a function that must be
372 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
373 * gthr-single.h (__gthread_mutex_destroy): Likewise.
374 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
375 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
376 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
377 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
378 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
379 (__gthread_mutex_destroy_function): Rename to
380 __gthread_mutex_destroy.
381 * gthr-dce.h (__gthread_mutex_destroy): Call
382 pthread_mutex_destroy.
383 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
384 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
385 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
387 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
389 * df-scan.c (df_ref_chain_change_bb): Simplify.
390 (df_insn_change_bb): Add new_bb argument. Simplify. Call
391 set_block_for_insn if there's any change.
392 * df.h ((df_insn_change_bb): Fix prototype.
393 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
394 df_insn_change_bb, don't call set_block_for_insn.
395 * emit-rtl.c (reorder_insns): Likewise.
396 * haifa-sched.c (move_insn): Likewise.
398 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
400 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
402 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
404 * tree-flow-inline.h (next_readonly_imm_use): Return
405 NULL_USE_OPERAND_P after the end.
407 2008-03-01 Richard Guenther <rguenther@suse.de>
409 PR tree-optimization/35411
410 * tree-sra.c (sra_build_assignment): Split conversion to
411 final type to a separate statement if we are not assigning
414 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
416 * fold-const.c (fold_convertible_p): Correct the logic to follow
417 that in fold_convert().
419 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
422 * tree-inline.c (build_duplicate_type): When we make a
423 duplicate type, make it unique in the canonical types system.
425 2008-02-29 Tom Tromey <tromey@redhat.com>
427 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
428 input_file_stack_history, input_file_stack_restored): Remove.
429 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
430 * input.h (struct file_stack): Remove.
431 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
432 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
434 * diagnostic.h (struct diagnostic_context) <last_module>: Change
436 (diagnostic_last_module_changed): Add 'map' argument.
437 (diagnostic_set_last_function): Likewise.
438 * diagnostic.c (undiagnostic_report_current_module): Iterate using
439 line map, not input_file_stack.
440 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
442 2008-02-29 Paul Brook <paul@codesourcery.com>
444 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
446 2008-02-29 Paul Brook <paul@codesourcery.com>
448 * config/arm/ieee754-df.S (muldf3): Use RET macros.
450 2008-02-29 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
454 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
455 value for comparing for a store match.
456 (simplify_unary_expression): Do nothing for SSA_NAMEs.
457 (try_to_simplify): Do not do a full-blown reference lookup.
459 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
461 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
462 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
464 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
466 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
468 * tree-loop-linear.c (try_interchange_loops): Compare memory access
469 strides against cache sizes.
471 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
473 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
476 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
478 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
479 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
480 is smaller than the original promoted value.
481 (simplify_subreg): If OP is a SUBREG, try to preserve its
482 SUBREG_PROMOTED_VAR_P information.
484 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
486 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
487 (VN_INFO_GET): Allocate new objects on the obstack.
488 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
489 for rpo_numbers_temp, for consistency.
490 (free_scc_vn): Free the obstack.
492 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
494 * doc/invoke.texi: Document -ftree-loop-distribution.
495 * tree-loop-distribution.c: New.
496 * tree-pass.h (pass_loop_distribution): New.
497 * graphds.h (struct graph): Add htab_t indices.
498 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
499 * tree-vectorizer.c (rename_variables_in_loop): Extern.
500 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
501 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
502 * tree-data-ref.c (debug_data_dependence_relations): New.
503 (dump_data_dependence_relation): Also print data references.
504 (free_data_ref): Extern.
505 (same_access_functions): Moved...
506 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
507 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
508 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
509 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
510 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
511 (stmts_from_loop): Skip LABEL_EXPR.
512 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
514 (build_rdg): Initialize rdg->indices htab.
515 (free_rdg, stores_from_loop, ref_base_address,
516 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
517 have_similar_memory_accesses_1, ref_base_address_1,
518 remove_similar_memory_refs): New.
519 * tree-data-ref.h: Depend on tree-chrec.h.
520 (debug_data_dependence_relations, free_data_ref): Declared.
521 (same_access_functions): ... here.
522 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
524 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
525 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
526 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
527 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
528 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
529 rdg_vertex_for_stmt): Declared.
530 (struct rdg_edge): Add level.
532 (free_rdg, stores_from_loop, remove_similar_memory_refs,
533 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
535 (rdg_has_similar_memory_accesses): New.
536 * tree-vect-analyze.c: Remove unused static decls.
537 * lambda.h (dependence_level): New.
538 * common.opt (ftree-loop-distribution): New.
539 * tree-flow.h (mark_virtual_ops_in_bb,
540 slpeel_tree_duplicate_loop_to_edge_cfg,
541 rename_variables_in_loop): Declared.
542 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
543 (OBJS-common): Add tree-loop-distribution.o.
544 (tree-loop-distribution.o): New rule.
545 * tree-cfg.c (mark_virtual_ops_in_bb): New.
546 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
547 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
549 2008-02-28 Joseph Myers <joseph@codesourcery.com>
552 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
553 other than structures and unions.
555 2008-02-28 Richard Guenther <rguenther@suse.de>
558 2008-02-26 Richard Guenther <rguenther@suse.de>
560 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
561 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
562 (lookup_decl_from_uid): Declare.
563 (remove_decl_from_map): Likewise.
564 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
565 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
566 (decl_for_uid_map): New global hashtable mapping DECL_UID
568 (init_ttree): Allocate it.
569 (insert_decl_to_uid_decl_map): New helper function.
570 (make_node_stat): Insert new decls into the map.
571 (copy_node_stat): Likewise.
572 (lookup_decl_from_uid): New function.
573 (remove_decl_from_map): Likewise.
574 (print_decl_for_uid_map_statistics): New helper.
575 (dump_tree_statistics): Call it.
577 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
578 (referenced_var_iterator): Adjust.
579 (FOR_EACH_REFERENCED_VAR): Adjust.
580 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
581 (num_referenced_vars): Adjust.
582 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
583 (first_referenced_var): Remove.
584 (end_referenced_vars_p): Likewise.
585 (next_referenced_var): Likewise.
586 (referenced_var_iterator_set): New helper function.
587 * tree-dfa.c (referenced_var_lookup): Adjust.
588 (referenced_var_check_and_insert): Likewise.
589 (remove_referenced_var): Likewise.
590 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
592 (verify_call_clobbering): Likewise.
593 (verify_memory_partitions): Likewise.
594 (init_tree_ssa): Allocate bitmap instead of hashtable for
596 (delete_tree_ssa): Adjust.
597 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
598 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
599 (compute_tag_properties): Likewise.
600 (set_initial_properties): Likewise.
601 (find_partition_for): Likewise.
602 (update_reference_counts): Likewise.
603 (dump_may_aliases_for): Likewise.
604 * tree-ssa-operands.c (add_virtual_operand): Likewise.
605 (add_call_clobber_ops): Likewise.
606 (add_call_read_ops): Likewise.
607 (get_asm_expr_operands): Likewise.
608 * tree-into-ssa.c (dump_decl_set): Likewise.
609 (update_ssa): Likewise.
610 * tree-sra.c (scan_function): Likewise.
611 (decide_instantiations): Likewise.
612 (scalarize_parms): Likewise.
613 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
614 (dsa_named_for): Likewise.
615 * tree-ssa-structalias.c (update_alias_info): Likewise.
616 (merge_smts_into): Likewise.
618 2008-02-27 David Daney <ddaney@avtrex.com>
621 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
622 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
623 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
624 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
625 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
627 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
630 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
631 (BUILT_IN_NEXTTOWARD): Remove.
632 (BUILT_IN_NEXTTOWARDF): Ditto.
633 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
634 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
636 2008-02-27 Tom Tromey <tromey@redhat.com>
638 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
639 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
641 2008-02-27 Jan Beulich <jbeulich@novell.com>
643 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
644 update the respective field on newdecl.
646 2008-02-27 Revital Eres <eres@il.ibm.com>
648 PR rtl-optimization/34999
649 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
650 crossing edges that ends with a call insn.
651 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
652 call insn and clear the EDGE_CROSSING flag of the crossing edge
653 when fixing fallthru edges.
655 2008-02-27 Richard Guenther <rguenther@suse.de>
658 * fold-const.c (fold_unary): Return the correct argument,
659 converted to the result type.
661 2008-02-27 Richard Guenther <rguenther@suse.de>
664 * expr.c (expand_expr_real_1): Assert on rotates that operate
666 * fold-const.c (fold_binary): Use the types precision, not the
667 bitsize of the mode if folding rotate expressions. Build rotates
670 2008-02-27 Jakub Jelinek <jakub@redhat.com>
672 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
674 * c-pragma.c (pragma_ns_name): New typedef.
675 (registered_pp_pragmas): New variable.
676 (c_pp_lookup_pragma): New function.
677 (c_register_pragma_1): If flag_preprocess_only, do nothing
678 for non-expanded pragmas, for expanded ones push pragma's
679 namespace and name into registered_pp_pragmas vector.
680 (c_invoke_pragma_handler): Register OpenMP pragmas even when
681 flag_preprocess_only, don't register GCC pch_preprocess
682 pragma if flag_preprocess_only.
683 * c-opts.c (c_common_init): Call init_pragma even if
684 flag_preprocess_only.
685 * c-pragma.c (c_pp_lookup_pragma): New prototype.
686 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
687 cpp_register_pragma if flag_preprocess_only.
689 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
692 * c-parser.c (c_parser_translation_unit): Warn for empty
693 translation unit, not empty source file.
695 2008-02-26 Paul Brook <paul@codesourcery.com>
697 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
699 * config/arm/arm.h (reg_class): Add CORE_REGS.
700 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
701 (BASE_REG_CLASS): Use CORE_REGS.
702 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
703 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
704 (REGNO_OK_FOR_INDEX_P): Exclude SP.
705 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
706 ARM_REGNO_OK_FOR_INDEX_P.
707 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
708 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
709 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
710 (ldm/stm peepholes): Ditto.
711 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
712 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
713 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
714 * config/arm/constraints.md: Enable "k" constraint on ARM.
716 2008-02-27 Ben Elliston <bje@au.ibm.com>
718 * config/rs6000/rs6000.c: Annotate cache line size field in all
719 instances of struct processor_costs.
721 2008-02-26 David Edelsohn <edelsohn@gnu.org>
723 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
724 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
725 jump_bypass): New counters.
726 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
727 * dce.c (gate_ud_dce): Same.
728 (gate_fast_dce): Same.
729 * dse.c (gate_dse1): New function.
730 (gate_dse2): New function.
731 (gate_dse): Merge results of new gate functions.
732 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
733 (gate_handle_jump_bypass): Add dbg_cnt.
734 (gate_handle_gcse): Add dbg_cnt.
735 * ifcvt.c (gate_handle_if_conversion): Same.
736 (gate_handle_if_after_combine): Same.
737 (gate_handle_if_after_reload): Same.
738 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
740 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
742 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
744 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
746 2008-02-26 Jason Merrill <jason@redhat.com>
749 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
750 alone if it's the naming decl for the type's main variant.
752 2008-02-26 Tom Tromey <tromey@redhat.com>
754 * system.h (USE_MAPPED_LOCATION): Poison.
755 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
756 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
757 (make_goto_expr_edges): Likewise.
758 (remove_bb): Likewise.
759 (execute_warn_function_return): Likewise.
760 * basic-block.h (struct edge_def) <goto_locus>: Change type to
762 * c-common.c (fname_decl): Remove old location code.
763 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
765 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
767 (ASM_INPUT_SOURCE_LOCATION): Likewise.
768 (gen_rtx_ASM_INPUT): Likewise.
769 (gen_rtx_ASM_INPUT_loc): Likewise.
770 (get_rtx_asm_OPERANDS): Remove.
771 * cfglayout.c (insn_locators_alloc): Remove old location code.
772 (set_curr_insn_source_location): Likewise.
773 (curr_insn_locator): Likewise.
774 * print-tree.c (print_node): Remove old location code.
775 * tree-mudflap.c (mf_varname_tree): Remove old location code.
776 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
777 * cfgexpand.c (expand_gimple_cond_expr): Don't use
779 (construct_exit_block): Remove old location code.
780 * emit-rtl.c (force_next_line_note): Remove old location code.
781 * profile.c (branch_prob): Remove old location code.
782 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
783 LOC_LINE): Remove old-location variants.
784 * langhooks.c (lhd_print_error_function): Remove old location
786 * configure, config.in: Rebuilt.
787 * configure.ac (--enable-mapped-location): Remove.
788 * c-decl.c (c_init_decl_processing): Remove old location code.
789 (finish_function): Likewise.
790 * recog.c (decode_asm_operands): Remove old location code.
791 * c-pch.c (c_common_read_pch): Remove old location code.
792 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
794 * gimple-low.c (lower_function_body): Remove old location code.
795 * toplev.c (unknown_location): Remove.
796 (push_srcloc): Remove old-location variant.
797 (process_options): Remove old location code.
798 (lang_dependent_init): Likewise.
799 * input.h (UNKNOWN_LOCATION): Move definition.
800 (location_t): Undeprecate.
801 (source_locus): Remove.
802 (location_from_locus): Remove.
803 (struct location_s): Remove.
804 Remove all old-location code.
805 (input_line, input_filename): Remove.
806 * final.c (final_scan_insn): Remove old location code.
807 * diagnostic.c (diagnostic_build_prefix): Remove
808 USE_MAPPED_LOCATION test.
809 * tree.h (gimple_stmt) <locus>: Now a location_t.
810 (tree_exp) <locus>: Likewise.
811 (DECL_IS_BUILTIN): Remove old-location variant.
812 (annotate_with_file_line, annotate_with_locus): Likewise.
813 (expr_locus, set_expr_locus): Update.
814 * tree.c (build1_stat): Remove old location code.
815 (last_annotated_node): Remove.
816 (annotate_with_file_line): Remove old-location variant.
817 (annotate_with_locus): Likewise.
818 (expr_location): Remove old location code.
819 (set_expr_location): Likewise.
820 (expr_has_location): Likewise.
821 (expr_locus): Likewise.
822 (set_expr_locus): Likewise.
823 (expr_filename): Don't use location_from_locus.
824 (expr_lineno): Likewise.
825 * rtl-error.c (location_for_asm): Remove old location code.
826 * c-lex.c (cb_line_change): Remove old location code.
827 (fe_file_change): Likewise.
828 (cb_def_pragma): Likewise.
829 (c_lex_with_flags): Likewise.
830 * gengtype.c (do_typedef): Don't special-case location types.
831 (define_location_structures): Remove.
832 (main): Don't call define_location_structures.
833 * tree-pretty-print.c (dump_implicit_edges): Remove old location
836 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
839 * builtins.def (BUILT_IN_STDARG_START): Remove.
840 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
841 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
842 * tree-inline.c (inline_forbidden_p_1): Likewise.
844 2008-02-26 Richard Guenther <rguenther@suse.de>
846 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
847 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
848 (lookup_decl_from_uid): Declare.
849 (remove_decl_from_map): Likewise.
850 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
851 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
852 (decl_for_uid_map): New global hashtable mapping DECL_UID
854 (init_ttree): Allocate it.
855 (insert_decl_to_uid_decl_map): New helper function.
856 (make_node_stat): Insert new decls into the map.
857 (copy_node_stat): Likewise.
858 (lookup_decl_from_uid): New function.
859 (remove_decl_from_map): Likewise.
860 (print_decl_for_uid_map_statistics): New helper.
861 (dump_tree_statistics): Call it.
863 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
864 (referenced_var_iterator): Adjust.
865 (FOR_EACH_REFERENCED_VAR): Adjust.
866 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
867 (num_referenced_vars): Adjust.
868 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
869 (first_referenced_var): Remove.
870 (end_referenced_vars_p): Likewise.
871 (next_referenced_var): Likewise.
872 (referenced_var_iterator_set): New helper function.
873 * tree-dfa.c (referenced_var_lookup): Adjust.
874 (referenced_var_check_and_insert): Likewise.
875 (remove_referenced_var): Likewise.
876 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
877 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
878 (verify_call_clobbering): Likewise.
879 (verify_memory_partitions): Likewise.
880 (init_tree_ssa): Allocate bitmap instead of hashtable for
882 (delete_tree_ssa): Adjust.
883 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
884 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
885 (compute_tag_properties): Likewise.
886 (set_initial_properties): Likewise.
887 (find_partition_for): Likewise.
888 (update_reference_counts): Likewise.
889 (dump_may_aliases_for): Likewise.
890 * tree-ssa-operands.c (add_virtual_operand): Likewise.
891 (add_call_clobber_ops): Likewise.
892 (add_call_read_ops): Likewise.
893 (get_asm_expr_operands): Likewise.
894 * tree-into-ssa.c (dump_decl_set): Likewise.
895 (update_ssa): Likewise.
896 * tree-sra.c (scan_function): Likewise.
897 (decide_instantiations): Likewise.
898 (scalarize_parms): Likewise.
899 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
900 (dsa_named_for): Likewise.
901 * tree-ssa-structalias.c (update_alias_info): Likewise.
902 (merge_smts_into): Likewise.
904 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
907 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
908 * c-opts.c (c_common_handle_option): Wall enables
909 Wvolatile-register-var.
910 * common.opt: Move Wvolatile-register-var to...
913 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
915 * common.opt (Wlarger-than=): New.
916 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
918 * opts.c (common_handle_option): Handle -Wlarger-than=.
919 * optc-gen.awk: Likewise.
920 * opth-gen.awk: Likewise.
921 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
922 * tree-optimize.c (tree_rest_of_compilation): Likewise.
924 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
926 * c-common.c (match_case_to_enum_1): Add appropriate
927 OPT_W* parameter to warning.
928 (c_do_switch_warnings): Likewise.
929 * c-typeck.c (warning_init): Add one more parameter following
931 (push_init_level): Update call to warning_init.
932 (pop_init_level): Likewise.
933 (add_pending_init): Likewise.
934 (output_init_element: Likewise.
936 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
939 * toplev.c (toplev_main): If there are warnings or error, print
940 errors for ignored options.
941 * opts.c (ignored_options): New static variable.
942 (postpone_unknown_option_error): New.
943 (print_ignored_options): New.
944 (handle_option): Postpone errors for unknown -Wno-* options.
945 * opts.h (print_ignored_options): Declare.
947 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
949 * config/mips/mips.md (loadgp_blockage, blockage): Change type
952 2008-02-25 Richard Guenther <rguenther@suse.de>
955 2008-02-25 Richard Guenther <rguenther@suse.de>
957 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
958 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
959 (lookup_decl_from_uid): Declare.
960 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
961 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
962 (decl_for_uid_map): New global hashtable mapping DECL_UID
964 (init_ttree): Allocate it.
965 (insert_decl_to_uid_decl_map): New helper function.
966 (make_node_stat): Insert new decls into the map.
967 (copy_node_stat): Likewise.
968 (lookup_decl_from_uid): New function.
969 (print_decl_for_uid_map_statistics): New helper.
970 (dump_tree_statistics): Call it.
972 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
973 (referenced_var_iterator): Adjust.
974 (FOR_EACH_REFERENCED_VAR): Adjust.
975 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
976 (num_referenced_vars): Adjust.
977 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
978 (first_referenced_var): Remove.
979 (end_referenced_vars_p): Likewise.
980 (next_referenced_var): Likewise.
981 (referenced_var_iterator_set): New helper function.
982 * tree-dfa.c (referenced_var_lookup): Adjust.
983 (referenced_var_check_and_insert): Likewise.
984 (remove_referenced_var): Likewise.
985 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
987 (verify_call_clobbering): Likewise.
988 (verify_memory_partitions): Likewise.
989 (init_tree_ssa): Allocate bitmap instead of hashtable for
991 (delete_tree_ssa): Adjust.
992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
993 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
994 (compute_tag_properties): Likewise.
995 (set_initial_properties): Likewise.
996 (find_partition_for): Likewise.
997 (update_reference_counts): Likewise.
998 (dump_may_aliases_for): Likewise.
999 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1000 (add_call_clobber_ops): Likewise.
1001 (add_call_read_ops): Likewise.
1002 (get_asm_expr_operands): Likewise.
1003 * tree-into-ssa.c (dump_decl_set): Likewise.
1004 (update_ssa): Likewise.
1005 * tree-sra.c (scan_function): Likewise.
1006 (decide_instantiations): Likewise.
1007 (scalarize_parms): Likewise.
1008 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1009 (dsa_named_for): Likewise.
1010 * tree-ssa-structalias.c (update_alias_info): Likewise.
1011 (merge_smts_into): Likewise.
1013 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1016 * doc/invoke.texi (-fcx-limited-range): Document new option.
1017 * toplev.c (process_options): Handle -fcx-fortran-rules.
1018 * common.opt: Add documentation for -fcx-fortran-rules.
1020 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1023 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1024 actual behaviour and C99.
1026 2008-02-26 Ben Elliston <bje@au.ibm.com>
1028 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1029 (ASM_CPU_POWER6_SPEC): Likewise.
1030 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1031 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1032 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1034 2008-02-25 Richard Guenther <rguenther@suse.de>
1036 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1037 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1038 (lookup_decl_from_uid): Declare.
1039 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1040 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1041 (decl_for_uid_map): New global hashtable mapping DECL_UID
1043 (init_ttree): Allocate it.
1044 (insert_decl_to_uid_decl_map): New helper function.
1045 (make_node_stat): Insert new decls into the map.
1046 (copy_node_stat): Likewise.
1047 (lookup_decl_from_uid): New function.
1048 (print_decl_for_uid_map_statistics): New helper.
1049 (dump_tree_statistics): Call it.
1051 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1052 (referenced_var_iterator): Adjust.
1053 (FOR_EACH_REFERENCED_VAR): Adjust.
1054 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1055 (num_referenced_vars): Adjust.
1056 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1057 (first_referenced_var): Remove.
1058 (end_referenced_vars_p): Likewise.
1059 (next_referenced_var): Likewise.
1060 (referenced_var_iterator_set): New helper function.
1061 * tree-dfa.c (referenced_var_lookup): Adjust.
1062 (referenced_var_check_and_insert): Likewise.
1063 (remove_referenced_var): Likewise.
1064 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1065 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1066 (verify_call_clobbering): Likewise.
1067 (verify_memory_partitions): Likewise.
1068 (init_tree_ssa): Allocate bitmap instead of hashtable for
1070 (delete_tree_ssa): Adjust.
1071 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1072 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1073 (compute_tag_properties): Likewise.
1074 (set_initial_properties): Likewise.
1075 (find_partition_for): Likewise.
1076 (update_reference_counts): Likewise.
1077 (dump_may_aliases_for): Likewise.
1078 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1079 (add_call_clobber_ops): Likewise.
1080 (add_call_read_ops): Likewise.
1081 (get_asm_expr_operands): Likewise.
1082 * tree-into-ssa.c (dump_decl_set): Likewise.
1083 (update_ssa): Likewise.
1084 * tree-sra.c (scan_function): Likewise.
1085 (decide_instantiations): Likewise.
1086 (scalarize_parms): Likewise.
1087 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1088 (dsa_named_for): Likewise.
1089 * tree-ssa-structalias.c (update_alias_info): Likewise.
1090 (merge_smts_into): Likewise.
1092 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1095 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1096 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1097 * alias.h (nonoverlapping_memrefs_p): Likewise.
1099 2008-02-25 Jan Beulich <jbeulich@novell.com>
1101 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1102 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1103 __emultls_get_address, __emultls_register_common,
1104 __floatundi?f, and _Unwind_GetIPInfo.
1105 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1106 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1107 (gen_regparm_prefix): Likewise.
1108 (i386_nlm_encode_section_info): Sync with
1109 config/i386/winnt.c:i386_pe_encode_section_info().
1110 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1111 i386_nlm_mangle_decl_assembler_name): New.
1112 (netware_override_options): New.
1113 * config/i386/netware.h (netware_override_options): Declare.
1114 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1115 (i386_nlm_mangle_decl_assembler_name): Declare.
1116 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1118 2008-02-25 Ben Elliston <bje@au.ibm.com>
1121 * c-decl.c (grokdeclarator): Remove unused local variables
1122 `typedef_type' and `type_as_written'.
1124 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1125 unused local variable `has_hot_blocks'.
1126 (fix_crossing_conditional_branches): Remove unused local variable
1129 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1132 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1133 using DEF_C99_BUILTIN.
1134 (BUILT_IN_NANF): Ditto.
1135 (BUILT_IN_NANL): Ditto.
1137 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1138 Revital Eres <eres@il.ibm.com>
1140 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1141 regarding the order of two dependent insns in the same row.
1143 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1145 * stor-layout.c (layout_decl): Do not bump the alignment of a
1146 bit-field to more than byte alignment if it is packed.
1148 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1150 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1153 2008-02-24 Diego Novillo <dnovillo@google.com>
1155 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1158 * tree-vrp.c (vrp_evaluate_conditional): With
1159 -Wtype-limits, emit a warning when comparing against a
1160 constant outside the natural range of OP0's type.
1161 * c.opt (Wtype-limits): Move ...
1162 * common.opt (Wtype-limits): ... here.
1164 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1166 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1167 * config/rs6000/e300c2c3.md: New file.
1168 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1170 (rs6000_override_options): Add e300c2 and e300c3 cases to
1171 processor_target_table. Do not allow usage of Altivec or Spe
1172 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1173 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1174 * config/rs6000/rs6000.h (processor_type): Add
1175 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1176 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1177 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1178 and ppce300c3. Include e300c2c3.md.
1180 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1182 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1183 instead of TARGET_STRICT_ALIGN.
1185 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1187 * explow.c (memory_address): Assert that the generated address is
1190 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1193 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1194 * config/darwin-ppc-ldouble-patch.def: New file.
1195 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1196 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1197 SUBTARGET_INIT_BUILTINS if defined.
1198 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1201 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1204 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1205 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1207 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1210 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1211 file" warning condtional on -Winvalid-PCH.
1213 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1215 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1217 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1221 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1222 prevent reload from using MMX registers.
1223 (*mov<mode>_internal): Ditto.
1224 (*movv2sf_internal_rex64): Ditto.
1225 (*movv2sf_internal): Ditto.
1227 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1229 PR documentation/31569
1230 * doc/install.texi2html: Use makeinfo --no-number-sections.
1232 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1234 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1235 ensure that we can address an entire entity > 8 bytes. Don't
1236 generate reg+reg addressing for such data.
1238 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1240 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1241 strings when optimizing for size, unless the target cares about
1244 2008-02-22 Tom Tromey <tromey@redhat.com>
1246 * regclass.c (current_pass): Remove declaration.
1248 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1250 * config/avr/libgcc.S (__RAMPZ__): Define.
1251 (__do_copy_data): Add for devices with 128KB code memory.
1253 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1255 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1257 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1259 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1261 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1264 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1267 * c-typeck.c (build_binary_op): Warn about floating point
1268 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1270 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1273 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1274 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1276 (rs6000_override_options): Set altivec_abi as default, not override,
1277 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1278 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1279 is used; use new member spe_abi.
1280 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1281 spe_abi and altivec_abi.
1283 2008-02-22 Tomas Bily <tbily@suse.cz>
1285 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1287 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1290 * config.build (build_file_translate): Set to `CMD //c' only if
1292 * Makefile.in (build_file_translate): Improve comment.
1294 2008-02-21 Jan Hubicka <jh@suse.cz>
1296 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1297 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1298 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1300 2008-02-21 Michael Matz <matz@suse.de>
1303 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1305 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1308 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1310 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1311 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1312 SSE_VEC_FLOAT_MODE_P as insn constraint.
1313 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1314 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1315 sse4a_movntdf using MODEF mode iterator.
1316 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1317 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1318 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1319 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1320 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1321 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1322 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1324 2008-02-21 Richard Guenther <rguenther@suse.de>
1326 * tree.def (PAREN_EXPR): New tree code.
1327 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1329 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1330 * expr.c (expand_expr_real_1): Likewise.
1331 * tree-inline.c (estimate_num_insns_1): Likewise.
1332 * tree-complex.c (expand_complex_move): Likewise.
1333 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1336 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1339 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1341 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1344 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1346 * config/sh/sh.c (find_barrier): Don't go past
1347 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1349 2008-02-20 DJ Delorie <dj@redhat.com>
1351 * config/h8300/h8300.md (insv): Force source operand to be a register.
1353 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1354 as a jump, not as a plain insn.
1356 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1358 * doc/invoke.texi (Warning Options): Add new option
1359 -Wframe-larger-than=.
1360 (-Wframe-larger-than): Document.
1362 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1363 Add declarations for new option variables.
1365 * final.c (final_start_function): Check the frame size
1366 before emission and issue a Wframe-larger-than warning.
1368 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1369 Add definitions for new option variables.
1370 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1372 * common.opt (Wframe-larger-than=): New option.
1374 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1376 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1377 (<sse>_div<mode>3): Ditto.
1378 (<sse>_vmdiv<mode>3): Ditto.
1379 (<sse>_vmsqrt<mode>2): Ditto.
1380 (*smax<mode>3): Ditto.
1381 (sse5_frcz<mode>2): Ditto.
1382 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1385 2008-02-20 Richard Guenther <rguenther@suse.de>
1388 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1389 be happy with INTEGRAL_TYPE_P.
1391 2008-02-20 Richard Guenther <rguenther@suse.de>
1393 * fold-const.c (split_tree): Associate floatig-point expressions
1394 if flag_associative_math is set.
1396 2008-02-20 Richard Guenther <rguenther@suse.de>
1398 * tree.h (fold_real_zero_addition_p): Declare.
1399 * fold-const.c (fold_real_zero_addition_p): Export.
1400 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1401 floating-point operations with zero and one.
1403 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1405 * doc/install.texi: Correct references to CFLAGS, replacing them
1406 with BOOT_CFLAGS. Document flags used during bootstrap for
1409 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1411 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1412 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1413 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1415 (smin<mode>3): Ditto from similar patterns.
1416 (smax<mode>3): Ditto.
1417 (*ieee_smin<mode>3): Ditto.
1418 (*ieee_smax<mode>3): Ditto.
1419 * config/i386/sse.md (sse): New mode attribute.
1420 (mov<mode>): Macroize expander from movv4sf and movv2df using
1421 SSEMODEF2P mode iterator.
1422 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1423 SSE_VEC_FLOAT_MODE_P as insn constraint.
1424 (storent<mode>): Ditto.
1425 (storent<mode>): Macroize expander from storentsf and storentdf using
1426 MODEF mode iterator.
1427 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1428 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1429 (abs<mode>2): Ditto from similar patterns.
1430 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1431 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1432 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1433 (<sse>_vmsqrt<mode>2): Ditto.
1434 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1435 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1436 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1437 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1438 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1439 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1440 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1442 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1443 iterator and SSE_FLOAT_MODE_P as insn constraint.
1444 (<sse>_ucomi): Ditto from similar patterns.
1445 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1446 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1447 SSE_VEC_FLOAT_MODE_P as insn constraint.
1448 (vcond<mode>): Ditto from similar patterns.
1449 (and<mode>3, *and<mode>3): Ditto.
1450 (<sse>_nand<mode>3): Ditto.
1451 (ior<mode>3, *ior<mode>3): Ditto.
1452 (xor<mode>3, *xor<mode>3): Ditto.
1453 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1454 iterator and SSE_FLOAT_MODE_P as insn constraint.
1455 (*nand<mode>3): Ditto from similar patterns.
1456 (*ior<mode>3): Ditto.
1457 (*xor<mode>3): Ditto.
1459 2008-02-20 Ira Rosen <irar@il.ibm.com>
1461 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1462 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1463 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1465 2008-02-19 Jan Hubicka <jh@suse.cz>
1467 * predict.c (tree_bb_level_predictions): Remove variable next
1468 mistakely introduced by previous commit.
1470 2008-02-19 Jan Hubicka <jh@suse.cz>
1472 * predict.c (predict_paths_leading_to): Rewrite.
1473 (predict_paths_for_bb): New.
1474 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1476 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1479 * Makefile.in (build_file_translate): New.
1480 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1481 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1482 * configure.ac (build_file_translate): Substitute it.
1483 * configure: Regenerate.
1485 2008-02-19 Jan Hubicka <jh@suse.cz>
1487 PR rtl-optimization/34408
1488 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1491 2008-02-19 Jan Hubicka <jh@suse.cz>
1494 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1497 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1500 * config/i386/i386-modes.def: Revert the last DI alignment
1501 change until Ada people can look into it.
1503 2008-02-19 Nick Clifton <nickc@redhat.com>
1505 * opts.c (print_specific_help): Fix typo in --help text.
1507 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1510 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1511 32-bit inline asm without asm alternatives for host GCC < 3.0.
1513 2008-02-19 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/34989
1516 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1517 Allow propagation to INDIRECT_REF if we can simplify only.
1519 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1521 * c-common.c (warn_for_collisions_1): Use appropriate option when
1524 2008-02-19 Nick Clifton <nickc@redhat.com>
1527 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1528 (handle_options): Fix indentation.
1529 (print_filtered_help): If no language-specific options were
1530 displayed tell the user how to list all the options supported by
1531 the language's front-end.
1532 (print_specific_help): Fix indentation and remove duplicate line.
1533 (common_handle_option): Handle the -v option.
1534 For --help enable the display of undocumented options if the -v
1535 switch has been included on the command line.
1536 For --help= check for overlaps in the arguments between the option
1537 classes and the language names and issue a warning when they
1538 cannot be disambiguated.
1539 * c.opt (v): Pass on to the common option handler.
1541 2008-02-19 Revital Eres <eres@il.ibm.com>
1543 * modulo-sched.c (sms_schedule): Change dump message when
1544 create_ddg function fails.
1545 (try_scheduling_node_in_cycle): Rename row to cycle.
1546 (print_partial_schedule): Rename CYCLE to ROW.
1548 2008-02-19 Christian Bruel <christian.bruel@st.com>
1549 Zdenek Dvorak <ook@ucw.cz>
1551 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1553 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1557 (*x86_movdicc_0_m1_se): Ditto.
1559 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1562 (CMPtype): Define as __gcc_CMPtype.
1563 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1564 (CMPtype): Define as __gcc_CMPtype.
1566 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1568 Support valgrind 3.3 for --enable-checking=valgrind.
1569 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1571 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1572 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1573 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1574 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1575 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1576 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1577 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1579 * ggc-zone.c: Similar.
1580 * ggc-page.c: Similar.
1582 2008-02-19 Paul Brook <paul@codesourcery.com>
1585 * config/arm/ieee754-df.S: Fix do_it typo.
1586 * config/arm/ieee754-sf.S: Fix do_it typo.
1588 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1591 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1592 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1593 (OPTION_MASK_ISA_SSE_SET): Likewise.
1594 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1595 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1596 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1597 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1598 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1599 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1600 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1601 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1602 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1603 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1604 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1605 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1606 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1607 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1608 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1609 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1610 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1611 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1612 (OPTION_MASK_ISA_SSE4): Removed.
1613 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1614 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1616 (override_options): Don't turn on implied SSE/MMX bits in
1619 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1621 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1624 2008-02-18 Joey Ye <joey.ye@intel.com>
1627 * tree-nested.c (insert_field_into_struct): Set type alignment
1628 to field alignment if the former is less than the latter.
1630 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1632 * BASE-VER: Set to 4.4.0.
1634 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1636 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1637 * doc/cfg.texi: Likewise.
1638 * doc/extend.texi: Likewise.
1639 * doc/gty.texi: Likewise.
1640 * doc/invoke.texi: Likewise.
1641 * doc/loop.texi: Likewise.
1642 * doc/md.texi: Likewise.
1643 * doc/passes.texi: Likewise.
1644 * doc/rtl.texi: Likewise.
1645 * doc/sourcebuild.texi: Likewise.
1646 * doc/tm.texi: Likewise.
1647 * doc/tree-ssa.texi: Likewise.
1649 2008-02-17 Richard Guenther <rguenther@suse.de>
1652 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1653 without default definition.
1655 2008-02-17 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/35231
1658 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1661 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1665 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1667 libgcc_cmp_return mode.
1669 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1672 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1674 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1676 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1679 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1681 * doc/c-tree.texi: Use `@.' where appropriate.
1682 * doc/extend.texi: Likewise.
1683 * doc/install.texi: Likewise.
1684 * doc/invoke.texi: Likewise.
1685 * doc/loop.texi: Likewise.
1686 * doc/makefile.texi: Likewise.
1687 * doc/md.texi: Likewise.
1688 * doc/passes.texi: Likewise.
1689 * doc/standards.texi: Likewise.
1690 * doc/tm.texi: Likewise.
1692 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1695 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1697 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1698 rather than in entry_bb.
1700 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1702 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1703 libgcc_cmp_return mode.
1705 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1708 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1709 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1711 2008-02-15 Richard Guenther <rguenther@suse.de>
1712 Zdenek Dvorak <ook@ucw.cz>
1714 PR tree-optimization/35164
1715 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1716 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1717 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1718 Only propagate addresses which do not have abnormal SSA_NAMEs
1721 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1724 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1726 2008-02-15 Jan Hubicka <jh@suse.cz>
1729 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1731 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1734 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1735 when calculating alignment_pad.
1737 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1740 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1741 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1742 and STACK_BOUNDARY define.
1744 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1746 PR preprocessor/35061
1747 * c-pragma.c (handle_pragma_pop_macro): Check that
1748 pushed_macro_table has been allocated.
1750 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1753 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1754 (force_gimple_operand): Likewise.
1755 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1756 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1757 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1758 (find_interesting_uses_address): Check addressability and alignment
1759 of the base expression only after substituting bases of IVs into it.
1761 2008-02-14 Michael Matz <matz@suse.de>
1764 * function.c (instantiate_virtual_regs_in_insn): Reload address
1765 before falling back to reloading the whole operand.
1767 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1769 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1770 before the first section switch note.
1772 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1774 * doc/bugreport.texi: Update copyright years.
1775 * doc/c-tree.texi: Likewise.
1776 * doc/cfg.texi: Likewise.
1777 * doc/cpp.texi: Likewise.
1778 * doc/cppinternals.texi: Likewise.
1779 * doc/fragments.texi: Likewise.
1780 * doc/frontends.texi: Likewise.
1781 * doc/gcc.texi: Likewise.
1782 * doc/gty.texi: Likewise.
1783 * doc/hostconfig.texi: Likewise.
1784 * doc/implement-c.texi: Likewise.
1785 * doc/libgcc.texi: Likewise.
1786 * doc/loop.texi: Likewise.
1787 * doc/makefile.texi: Likewise.
1788 * doc/options.texi: Likewise.
1789 * doc/passes.texi: Likewise.
1790 * doc/rtl.texi: Likewise.
1791 * doc/sourcebuild.texi: Likewise.
1792 * doc/standards.texi: Likewise.
1793 * doc/tree-ssa.texi: Likewise.
1794 * doc/trouble.texi: Likewise.
1796 * doc/extend.texi: Use @: or add comma where appropriate.
1797 * doc/invoke.texi: Likewise.
1798 * doc/tm.texi: Likewise.
1800 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1803 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1806 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1808 * doc/md.texi (clz, ctz): Add reference.
1809 * doc/rtl.texi (clz, ctz): Likewise.
1811 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1814 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1817 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1819 * config/s390/s390.c (struct constant_pool): New field
1820 emit_pool_after added.
1821 (s390_mainpool_start): Set the emit_pool_after flag according
1822 to the section switch notes.
1823 (s390_mainpool_finish): Consider emit_pool_after when emitting
1824 the literal pool at the end of the function.
1825 (s390_chunkify_start): Force literal pool splits at section
1828 2008-02-13 Michael Matz <matz@suse.de>
1831 * var-tracking.c (clobber_variable_part): Correctly traverse the
1834 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1837 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1838 Add -fdump-ipa-inline.
1839 * tree-dump.c (dump_files): Remove tree-inlined dump.
1840 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1842 2008-02-12 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/35171
1845 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1848 2008-02-12 Richard Guenther <rguenther@suse.de>
1851 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1852 value-preserving mode. Disallow final truncation.
1854 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1857 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1858 code from here to...
1859 (force_gimple_operand): ...here.
1861 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1864 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1865 non-compatible pointers.
1866 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1867 different FIELD_DECLs, try harder by comparing field offsets, sizes
1871 * function.c (match_asm_constraints_1): Don't replace the same input
1874 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1876 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1877 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1878 (expand_epilogue): Restore RAMPZ register.
1879 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1881 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1883 * config/i386/cygwin.asm: (__alloca): Correct calling
1884 convention and alignment.
1885 (__chkstk): Force 8 byte stack alignment.
1887 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1888 Richard Guenther <rguenther@suse.de>
1890 PR tree-optimization/33992
1891 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1892 the zero we compare against.
1894 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1897 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1898 to CloseHandle after unlocking to prevent accumulation of handle
1901 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1904 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1905 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1906 and update LABEL_NUSES during and after reload.
1908 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1911 * combine.c (simplify_if_then_else): Make sure the comparison is
1912 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1914 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1917 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1918 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1919 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1920 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1921 * tree.h (get_type_static_bounds): Likewise.
1923 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1925 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1926 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1927 Make -Wfoo language annotations match what the compiler outputs.
1929 2008-02-08 Sa Liu <saliu@de.ibm.com>
1931 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1932 intrinsics spu_convts, spu_convtu, spu_convtf.
1933 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1935 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1937 * doc/extend.texi (Function Attributes) <noinline>: Mention
1938 asm ("") as method to keep calls.
1940 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1943 * doc/options.texi (Options): Replace references to opts.sh with
1945 * opts-common.c: Likewise.
1946 * optc-gen.awk: Likewise.
1948 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1950 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1952 2008-02-07 Richard Henderson <rth@redhat.com>
1955 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1956 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1959 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1961 PR tree-optimization/35085
1962 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1963 for operand entry oe2 in addition to operand entry oe3 in order to
1964 expose more opportunities for vectorizer sum reduction.
1966 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1969 * Makefile.in (LIBS): Remove $(GMPLIBS).
1970 (cc1-dummy, cc1): Add $(GMPLIBS).
1972 2008-02-06 Jan Hubicka <jh@suse.cz>
1975 * i386.md (moddf_integer): Do not produce partial memory stalls for
1976 targets where it hurts.
1978 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1981 * optabs.c (expand_float): Do not check for decimal modes when
1982 expanding unsigned integer through signed conversion.
1984 2008-02-06 Nick Clifton <nickc@redhat.com>
1986 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1987 inside the clobber with a match_operand and duplicated operand
1988 number in the constraint.
1989 (ineqbranchsi): Delete redundant comment.
1991 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1993 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1994 builtin_define ("__USE_INIT_FINI__").
1995 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1997 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1999 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2001 PR documentation/30330
2002 * doc/invoke.texi (C++ Dialect Options)
2003 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2004 For each warning option -Wfoo that allows -Wno-foo, ensure both
2005 -Wfoo and -Wno-foo are listed in the option index. Fix index
2006 entry of -Wswitch-default, index -Wnormalized= including the
2007 `=', and -Wlarger-than-@var{len} including @var{len}.
2009 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2011 * config/i386/i386.md (floatunssisf2): Use
2012 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2013 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2014 Macroize expander using MODEF mode iterator.
2016 2008-02-05 Diego Novillo <dnovillo@google.com>
2018 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2021 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2023 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2026 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2028 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2031 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2032 to indicate if a message should be generated.
2033 (init_cumulative_args): Updated.
2034 (function_value_32): Likewise.
2036 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2038 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2040 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2043 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2044 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2046 2008-02-04 Diego Novillo <dnovillo@google.com>
2048 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2051 * tree-vrp.c (vrp_evaluate_conditional): With
2052 -Wtype-limits, emit a warning when comparing against a
2053 constant outside the natural range of OP0's type.
2055 2008-02-04 Richard Guenther <rguenther@suse.de>
2058 * expr.c (count_type_elements): Give for unions instead of
2061 2008-02-04 Richard Guenther <rguenther@suse.de>
2064 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2065 to TYPE_DOMAINs base type instead of using bitsizetype here.
2067 2008-02-03 Jason Merrill <jason@redhat.com>
2069 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2071 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2074 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2075 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2076 (RS/6000 and PowerPC Options): Fix typos and markup.
2077 * doc/passes.texi (Tree-SSA passes): Likewise.
2079 2008-02-02 Michael Matz <matz@suse.de>
2082 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2083 from record_last_reg_set_info.
2084 (record_last_reg_set_info): Take an RTX argument, iterate over all
2085 constituent hardregs.
2086 (record_last_set_info, record_opr_changes): Change calls to
2087 new signature or to record_last_reg_set_info_regno.
2089 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2091 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2093 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2095 PR rtl-optimization/34773
2096 * reg-notes.def (EQUAL): Mention significance of combination of
2097 REG_EQUAL and REG_RETVAL.
2098 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2099 insn that has a REG_RETVAL.
2101 2008-02-01 Roger Sayle <roger@eyesopen.com>
2104 * configure.ac (--enable-fixed-point): Disable unless explicitly
2106 * configure: Regenerate.
2108 2008-02-01 Richard Guenther <rguenther@suse.de>
2111 * invoke.texi (-finline-limit): Remove no longer true parts
2112 of the documentation. Note that there is no default value.
2114 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2115 Mark Mitchell <mark@codesourcery.com>
2116 Ben Elliston <bje@au.ibm.com>
2119 * doc/extend.texi (Other Builtins): Document.
2121 2008-01-31 Tom Browder <tom.browder@gmail.com>
2123 * doc/c-tree.texi (Types): Fix grammar.
2124 (Expression trees): Ditto.
2125 * doc/passes.texi (Tree-SSA passes): Ditto.
2127 * doc/configterms.texi (Configure Terms): Fix typo.
2128 * doc/cpp.texi (Common Predefined Macros): Ditto.
2129 * doc/md.texi (Machine Constraints): Ditto.
2131 * doc/makefile.texi (Makefile): Add comma.
2133 2008-01-31 Tom Browder <tom.browder@gmail.com>
2134 Gerald Pfeifer <gerald@pfeifer.com>
2136 * doc/sourcebuild.texi (Front End): Remove references to CVS
2137 and CVSROOT/modules.
2138 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2139 (Back End): Remove reference to CVS.
2141 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2144 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2146 (mips16_gp_pseudo_reg): ...here.
2147 * config/mips/mips.md (load_const_gp): Replace with...
2148 (load_const_gp_<mode>): ...this :P-based insn.
2150 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2152 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2153 options. Minor fixes.
2154 (-std): Move reference to standards closer to where language
2155 standards are first mentioned.
2157 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2159 PR rtl-optimization/34995
2160 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2161 parameter and return a bool. If the rtx parameter is nonnull,
2162 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2163 (find_reloads): Update call accordingly. Pass the new operand
2164 if it needed no address reloads, otherwise pass null.
2166 2008-01-30 Richard Henderson <rth@redhat.com>
2169 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2170 for unbounded arrays.
2172 2008-01-30 Silvius Rus <rus@google.com>
2174 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2176 2008-01-30 Jan Hubicka <jh@suse.cz>
2179 * i386.c (init_cumulative_args): Use real function declaration when
2182 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2184 PR rtl-optimization/34998
2185 * global.c (build_insn_chain): Treat non-subreg_lowpart
2186 SUBREGs of pseudos as clobbering all the words covered by the
2187 SUBREG, not just all the bytes.
2188 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2189 original df_ref rather than an extract parameter.
2190 (global_conflicts): Update call accordingly.
2192 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2194 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2195 the overflow check to make it easier to read.
2196 (__fixtfdi): Change the type of the ll member in union
2197 long_double to UDItype_x.
2199 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2202 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2203 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2204 * tree-inline.c (fold_marked_statements): Call
2205 cgraph_update_edges_for_call_stmt if folding a call statement.
2206 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2207 debug_generic_stmt calls, reset it back afterwards.
2210 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2212 * c-typeck.c (build_external_ref): Don't pedwarn about
2213 static vars in current function's scope.
2215 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2217 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2219 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2222 * ipa-struct-reorg.c: Fix spelling.
2223 * params.def: Ditto.
2225 2008-01-29 Richard Guenther <rguenther@suse.de>
2228 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2230 * tree-inline.c (remap_type): Increment remapping_type_depth
2231 around remapping types.
2232 (copy_body_r): Only add referenced variables if they are referenced
2233 from code, not types.
2235 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2246 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2247 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2249 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2252 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2253 pointer for tiny stack.
2255 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2257 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2259 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2261 * config/vx-common.h: Fix typo in comment.
2263 2008-01-28 Ian Lance Taylor <iant@google.com>
2267 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2268 coalesce pointers if they have different DECL_NO_TBAA_P values.
2269 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2270 between variables with different DECL_NO_TBAA_P values.
2272 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2275 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2276 are not legitimate small data references on SPE targets.
2278 2008-01-28 David Daney <ddaney@avtrex.com>
2280 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2282 2008-01-28 David Daney <ddaney@avtrex.com>
2284 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2286 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2288 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2289 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2290 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2291 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2292 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2293 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2294 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2295 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2297 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2299 * basic-block.h (condjump_equiv_p): Fix comment.
2301 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2303 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2304 print_generic_stmt_indented): Fix comment.
2306 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2308 * configure.ac (__stack_chk_fail): Add detecion for availability
2309 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2310 * configure: Regenerate.
2312 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2315 * final.c (output_addr_const): Handle TRUNCATE.
2317 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2320 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2321 (zero_cost, infinite_cost): New constants.
2322 (struct cost_pair): Change type of cost to comp_cost.
2323 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2324 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2326 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2327 split_address_cost, ptr_difference_cost, difference_cost,
2328 get_computation_cost_at, get_computation_cost,
2329 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2330 determine_use_iv_cost_condition, determine_use_iv_costs,
2331 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2332 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2333 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2334 Change type of cost to comp_cost.
2335 (determine_iv_cost): Increase cost of non-original ivs, instead
2336 of decreasing the cost of original ones.
2337 (get_address_cost): Indicate the complexity of the addressing mode
2339 (try_add_cand_for): Prefer using ivs not specific to some object.
2340 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2342 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2343 Janis Johnson <janis187@us.ibm.com>
2346 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2347 (TARGET_INSTANTIATE_DECLS): Likewise.
2348 * target.h (expand_to_rtl_hook): New target hook.
2349 (instantiate_decls): Likewise.
2350 * function.c (instantiate_decl): Make non-static. Rename to...
2351 (instantiate_decl_rtl): ... this.
2352 (instantiate_expr): Use instantiate_decl_rtl.
2353 (instantiate_decls_1): Likewise.
2354 (instantiate_decls): Likewise.
2355 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2356 * function.h (instantiate_decl_rtl): Add prototype.
2357 * cfgexpand.c (target.h): New include.
2358 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2359 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2360 (TARGET_INSTANTIATE_DECLS): Likewise.
2361 (TARGET_INITIALIZER): New target hooks added.
2362 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2364 * config/rs6000/rs6000.c (tree-flow.h): New include.
2365 (machine_function): Add sdmode_stack_slot field.
2366 (rs6000_alloc_sdmode_stack_slot): New function.
2367 (rs6000_instantiate_decls): Likewise.
2368 (rs6000_secondary_memory_needed_rtx): Likewise.
2369 (rs6000_check_sdmode): Likewise.
2370 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2371 (TARGET_INSTANTIATE_DECLS): Likewise.
2372 (rs6000_hard_regno_mode_ok): Allow SDmode.
2373 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2374 (rs6000_emit_move): Handle SDmode.
2375 (function_arg_advance): Likewise.
2376 (function_arg): Likewise.
2377 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2378 SDmode var args for 32-bit compiles.
2379 (rs6000_secondary_reload_class): Handle SDmode.
2380 (rs6000_output_function_epilogue): Likewise.
2381 (rs6000_function_value): Simplify if statement.
2382 (rs6000_libcall_value): Likewise.
2383 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2384 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2385 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2386 (movsd_hardfloat): New define_insn.
2387 (movsd_softfloat): Likewise.
2388 (movsd_store): Likewise.
2389 (movsd_load): Likewise.
2390 (extendsddd2): Likewise.
2391 (extendsdtd2): Likewise.
2392 (truncddsd2): Likewise.
2393 (movdd_hardfloat64): Fixup comment.
2394 (UNSPEC_MOVSD_LOAD): New constant.
2395 (UNSPEC_MOVSD_STORE): Likewise.
2397 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2400 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2402 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2403 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2404 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2407 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2410 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2411 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2412 __LONGDOUBLE128 too.
2413 * config/rs6000/aix61.h: New file.
2415 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2417 PR rtl-optimization/34959
2418 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2419 popcount and parity rtxes the same mode as their operand.
2420 Truncate or extend the result to the return value's mode
2423 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2426 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2427 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2428 to GOT_VERSION_REGNUM.
2429 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2430 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2431 * config/mips/mips.c (mips_emit_call_insn): New function.
2432 (mips_call_tls_get_addr): Call mips_expand_call directly.
2433 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2435 (mips16_build_call_stub): Likewise. Return the call insn or null.
2436 (mips_expand_call): Update the call to mips16_build_call_stub
2437 accordingly and a remove redundant condition. Assert that MIPS16
2438 stubs do not use lazy binding. Use mips_emit_call_insn and return
2440 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2442 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2443 (mips_avoid_hazard): Remove hazard_set handling.
2444 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2445 (UNSPEC_RESTORE_GP): ...this.
2446 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2447 (FAKE_CALL_REGNO): Rename to...
2448 (GOT_VERSION_REGNUM): ...this.
2449 (type): Add "ghost" value. Add an associated insn reservation.
2450 (hazard_set): Remove.
2451 (exception_receiver): Rename to...
2452 (restore_gp): ...this and update the unspec identifier accordingly.
2453 (exception_receiver, nonlocal_got_receiver): New expanders.
2454 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2455 FAKE_CALL_REGNO. Remove hazard_set attribute.
2456 (set_got_version, update_got_version): New patterns.
2458 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2461 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2463 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2466 * doc/install.texi2html: Generate gcc-vers.texi.
2468 2008-01-25 DJ Delorie <dj@redhat.com>
2470 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2472 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2474 * config/c4x: Remove directory.
2475 * config.gcc (crx-*, mt-*): Mark obsolete.
2476 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2477 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2478 sh-*-rtemscoff*): Remove cases.
2479 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2480 * real.c (encode_c4x_single, decode_c4x_single,
2481 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2482 c4x_extended_format): Remove.
2483 * real.h (c4x_single_format, c4x_extended_format): Remove.
2484 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2486 (Pragmas): Remove comment about c4x pragmas.
2487 * doc/install.texi (c4x): Remove target-specific instructions.
2488 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2489 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2490 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2491 refer to C4x source files as examples.
2492 (C4X_FLOAT_FORMAT): Remove documentation.
2494 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2496 * config/bfin/bfin.c (override_options): Reorder tests so that
2497 flag_pic gets enabled for -msep-data.
2499 2008-01-25 Richard Guenther <rguenther@suse.de>
2502 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2503 to its bitfield precision if required.
2505 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2508 * tree-nested.c (walk_omp_for): New function.
2509 (convert_nonlocal_reference, convert_local_reference): Call
2510 walk_omp_for on OMP_FOR.
2511 (convert_call_expr): Call walk_body on OMP_FOR's
2512 OMP_FOR_PRE_INIT_BODY.
2514 2008-01-25 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/34966
2517 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2518 default defs and PHI_NODEs we have to insert after the
2521 2008-01-24 Nick Clifton <nickc@redhat.com>
2523 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2524 Provide a default definition.
2525 (LIBGCC2_UNITS_PER_WORD): Likewise.
2527 * config/stormy16/stormy16.c: Include df.h for the prototype
2528 for df_regs_ever_live_p.
2529 (xstormy16_expand_builtin_va_start): Convert the stack offset
2530 into a component_ref and then use POINTER_PLUS_EXPR to add it
2531 to the incoming_virtual_args_rtx.
2532 (xstormy16_gimplify_va_arg_expr): Rename to
2533 xstormy16_gimplify_va_arg_expr.
2534 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2535 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2536 xstormy16_gimplify_va_arg_expr.
2537 Fix up some formatting issues.
2539 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2540 Move to predicates.md.
2541 (xs_hi_general_operand): Likewise.
2542 (xs_hi_nonmemory_operand): Likewise.
2543 * config/stormy16/predicates.md:
2544 (xstormy16_carry_plus_operand): New predicate.
2545 (xs_hi_general_operand): New predicate.
2546 (xs_hi_nonmemory_operand): New predicate.
2547 * config/stormy16/stormy16-protos.h:
2548 (xstormy16_carry_plus_operand): Delete prototype.
2549 (xs_hi_general_operand): Likewise.
2550 (xs_hi_nonmemory_operand): Likewise.
2552 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2553 modifiers as they are no longer needed and they can trigger
2554 reload spill failures.
2556 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2557 with a match_operand in order to help reload.
2559 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2560 constraint with 'e' for the 8th alternative as this version of
2561 the mov.w instruction only accepts the lower 8 registers.
2563 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2566 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2567 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2570 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2573 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2575 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2577 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2579 (remove_structure): Update allocations list before removing structure.
2581 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2583 * ipa-struct-reorg.c (is_safe_cond_expr,
2584 create_new_stmts_for_cond_expr): Use integer_zerop function,
2585 that recognize not only zero-pointer, but zero-integer too.
2587 2008-01-25 Ben Elliston <bje@au.ibm.com>
2590 * fixproto: Escape "." in sed expression that strips leading "./".
2592 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2595 * gcc.c (SWITCH_OK): Removed.
2596 (SWITCH_LIVE): Changed to bit.
2597 (SWITCH_FALSE): Likewise.
2598 (SWITCH_IGNORE): Likewise.
2599 (switchstr): Change live_cond to unsigned int.
2600 (process_command): Replace SWITCH_OK with 0.
2601 (do_self_spec): Likewise.
2602 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2603 (give_switch): Likewise.
2604 (used_arg): Likewise.
2605 (do_spec_1): Set the SWITCH_IGNORE bit.
2606 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2607 bits. Set the SWITCH_LIVE bit.
2609 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2611 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2613 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2615 PR tree-optimization/34472
2616 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2617 parameter to a "bool *" and set *DATA to false if there is
2618 an unsafe access. Do not delete the structure here.
2619 (check_cond_exprs): Delete it here instead.
2620 (check_cond_exprs, exclude_cold_structs): Do not increase
2621 I when removing a structure.
2623 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2627 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2629 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2632 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2633 a fixed vector for stack.
2635 2008-01-24 Ben Elliston <bje@au.ibm.com>
2638 * doc/gcc.texi (Software development): Add a direntry for g++.
2640 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2642 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2643 stale and straggling -fforce-addr comments above.
2645 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2647 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2648 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2650 2008-01-23 Michael Matz <matz@suse.de>
2653 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2656 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2658 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2661 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2663 * config/avr/avr.c (avr_current_arch): New variable.
2664 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2665 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2666 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2667 (avr_override_options): Init 'avr_current_arch'.
2668 (base_arch_s): Move from here...
2669 * config/avr/avr.h (base_arch_s): ... here. Add new members
2670 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2671 'mega' to 'have_jmp_call'.
2672 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2673 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2675 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2677 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2678 MULTILIB_MATCHES): (Ditto.).
2680 2008-01-23 Richard Guenther <rguenther@suse.de>
2683 * cgraphunit.c (cgraph_reset_node): Always mark the node
2684 not reachable if it is not queued already.
2686 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2688 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2689 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2690 (cputype_selected): New static variable.
2691 (bfin_handle_option): Set it if -mcpu is used.
2692 (override_option): Select default set of workarounds if no cpu type
2693 selected on the command line.
2694 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2696 From Michael Frysinger <michael.frysinger@analog.com>
2697 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2698 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2700 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2701 for bf547, bf523, bf524, and bf526.
2702 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2704 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2705 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2706 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2707 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2708 * doc/invoke.texi (Blackfin Options): Document that
2709 -mcpu now accept bf547, bf523, bf524, and bf526.
2711 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2713 PR rtl-optimization/34628
2714 * combine.c (try_combine): Stop and undo after the first combination
2715 if an autoincrement side-effect on the first insn has effectively
2718 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2721 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2722 Offset addresses are not valid for Altivec or paired float modes.
2724 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2727 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2728 if DECL_INITIAL (decl) is error_mark_node.
2731 * c-common.c (handle_vector_size_attribute): Only allow
2732 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2733 the same way as pointer, array etc. types.
2734 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2737 * tree.c (build_type_attribute_qual_variant): Call
2738 build_qualified_type if attributes are equal, but quals are not.
2740 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2743 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2744 * flags.h (warn_strict_aliasing): Remove.
2745 (warn_strict_overflow): Remove.
2746 * opts.c (warn_strict_aliasing): Remove.
2747 (warn_strict_overflow): Remove.
2748 * c-opts.c (c_common_handle_option): -Wall only sets
2749 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2750 (c_common_post_options): Give default values to -Wstrict-aliasing
2751 and -Wstrict-overflow if they are uninitialized.
2752 * common.opt (Wstrict-aliasing): Specify Var and Init.
2753 (Wstrict-overflow): Likewise.
2755 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2757 PR rtl-optimization/26854
2758 PR rtl-optimization/34400
2759 PR rtl-optimization/34884
2760 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2762 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2763 (df_rd_bb_info.expanded_lr_out): Deleted
2764 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2765 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2766 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2767 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2768 Removed code to allocate, initialize or free expanded_lr_out.
2769 (df_rd_bb_local_compute_process_def): Restructured to make more
2771 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2772 sets if the sets are being trimmed.
2774 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2777 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2778 (as_vers): Likewise.
2779 * configure: Regenerated.
2781 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2784 * tree-pass.h (pass_build_alias): New pass.
2785 * tree-ssa-alias.c (gate_build_alias): New.
2786 (pass_build_alias): New.
2787 * passes.c (init_optimization_passes): Add pass_build_alias after
2788 pass_create_structure_vars.
2790 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2792 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2793 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2794 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2795 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2796 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2797 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2798 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2799 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2800 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2801 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2802 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2803 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2804 * config/s390/s390.md (FP_ALL): New mode iterator.
2805 (_d): New mode attribute.
2806 ("*signbit<mode>2>"): Changed mode of first operand.
2807 ("isinf<mode>2"): Changed mode of first operand.
2808 ("*TDC_insn"): Adaptation for DFP modes.
2810 2008-01-22 Ben Elliston <bje@au.ibm.com>
2812 * tree.c (check_qualified_type): Improve function description.
2814 2008-01-21 Jason Merrill <jason@redhat.com>
2817 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2818 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2821 2008-01-21 DJ Delorie <dj@redhat.com>
2823 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2826 2008-01-21 Richard Guenther <rguenther@suse.de>
2829 * tree-cfg.c (verify_expr): Allow all invariant expressions
2830 instead of just constant class ones as reference argument.
2831 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2832 like any other constant.
2833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2835 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2837 * regmove.c (fixup_match_1): Update call crossed frequencies.
2839 2008-01-21 Richard Guenther <rguenther@suse.de>
2842 * tree-inline.c (setup_one_parameter): Deal with mismatched
2843 types using a VIEW_CONVERT_EXPR.
2845 2008-01-21 Alon Dayan <alond@il.ibm.com>
2846 Olga Golovanevsky <olga@il.ibm.com>
2848 PR tree-optimization/34701
2849 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2850 when the structure size is not a power of 2.
2852 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2854 * doc/install.texi: Add doc for --enable-checking=df.
2856 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2858 PR rtl-optimization/34808
2859 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2861 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2863 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2866 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2868 PR rtl-optimization/26854
2869 PR rtl-optimization/34400
2870 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2872 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2873 (df_rd_bb_info.expanded_lr_out): New.
2874 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2875 * loop_iv.c (iv_analysis_loop_init): Ditto.
2876 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2877 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2878 Added code to allocate, initialize or free expanded_lr_out.
2879 (df_rd_bb_local_compute_process_def): Restructured to make
2880 more understandable.
2881 (df_rd_confluence_n): Add code to do nothing with fake edges and
2882 code to no apply invalidate_by_call sets if the sets are being trimmed.
2883 (df_lr_local_finalize): Renamed to df_lr_finalize.
2884 (df_live_local_finalize): Renamed to df_live_finalize.
2886 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2889 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2890 deciding whether to use reciprocal instructions.
2892 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2894 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2895 dwarf2out_note_section_used if cold_text_section is NULL.
2897 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2899 PR gcov-profile/34610
2900 * tree-cfg.c (make_edges): Mark both outgoing edges from
2901 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2902 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2903 from OMP_FOR and OMP_CONTINUE outgoing edges.
2905 * tree-profile.c (tree_profiling): Return early if
2906 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2908 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2909 from cfun to child_cfun.
2910 * function.h (struct function): Add after_tree_profile bit.
2912 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2914 * config/avr/avr.S (_exit): Disable interrupt.
2916 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2917 Steven Bosscher <stevenb.gcc@gmail.com>
2919 PR rtl-optimization/26854
2920 PR rtl-optimization/34400
2921 * df-problems.c (df_live_scratch): New scratch bitmap.
2922 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2923 (df_live_reset): Clear the proper bitmaps.
2924 (df_live_bb_local_compute): Only process the artificial defs once
2925 since the order is not important.
2926 (df_live_init): Init the df_live sets only with the variables
2927 found live by df_lr.
2928 (df_live_transfer_function): Use the df_lr sets to prune the
2929 df_live sets as they are being computed.
2930 (df_live_free): Free df_live_scratch.
2932 2008-01-18 Ian Lance Taylor <iant@google.com>
2934 * common.opt: Add fmerge-debug-strings.
2935 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2936 flag_merge_debug_strings rather than flag_merge_constants.
2937 * doc/invoke.texi (Option Summary): Mention
2938 -fmerge-debug-strings.
2939 (Debugging Options): Document -fmerge-debug-strings.
2941 2008-01-18 Ian Lance Taylor <iant@google.com>
2944 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2945 (struct tree_function_decl): Add new field operator_new_flag.
2946 * tree-inline.c (expand_call_inline): When inlining a call to
2947 operator new, force the return value to go into a variable, and
2948 set DECL_NO_TBAA_P on that variable.
2949 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2951 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2954 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2955 DWARF2_DEBUGGING_INFO.
2956 (dwarf2out_note_section_used): Ditto. Add prototype.
2957 (have_multiple_function_sections, text_section_used,
2958 cold_text_section_used, *cold_text_sections): Move declarations
2961 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2963 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2964 field and add signal_ra.
2965 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2966 assignments to frame state pc. Move end of stack check after
2967 MD_FALLBACK_FRAME_STATE_FOR.
2968 (uw_update_context_1): Use frame state signal_regs if set, instead
2969 of checking signal_frame flag.
2970 (uw_update_context): Use frame state signal_ra if set.
2971 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2972 * config/xtensa/linux-unwind.h: New file.
2974 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2976 * modulo-sched.c (get_sched_window): Fix comment typo.
2978 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2980 PR tree-optimization/34648
2981 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2983 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2985 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2986 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2988 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2990 PR rtl-optimization/34400
2991 * df-core.c (df_worklist_dataflow_overeager,
2992 df_worklist_dataflow_doublequeue): New functions.
2993 (df_worklist_dataflow): Two different worklist solvers.
2994 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2997 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3000 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3001 and ftree-parallelize-loops.
3003 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3005 PR rtl-optimization/34826
3006 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3008 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3010 * global.c (find_reg): Mark the eh regs as used if necessary.
3011 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3012 * ra.h (struct allocno): no_eh_reg field added. Changed
3013 no_stack_reg type to bitfield.
3015 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3017 * tree.c (substitute_in_expr): Add missing 'break'.
3019 2008-01-17 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/34825
3022 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3023 x / x as division to handle.
3025 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3027 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3028 "-pthread" is specified.
3029 * pa-hpux11.h (LIB_SPEC): Likewise.
3031 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3032 Peter Bergner <bergner@vnet.ibm.com>
3034 PR rtl-optimization/33796
3035 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3037 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3039 PR libgfortran/34699
3040 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3042 * pa-hpux10.h (LINK_SPEC): Likewise.
3043 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3045 2008-01-16 Richard Guenther <rguenther@suse.de>
3048 * fold-const.c (fold_convert_const_int_from_int): Do not
3049 set overflow if that occured only because of a sign extension
3050 change when converting from/to a sizetype with the same
3051 precision and signedness.
3053 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3056 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3057 location address to the correct place. Update copyright year.
3059 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3061 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3062 no dependences in the dependence_relations vector.
3064 2008-01-16 Jan Hubicka <jh@suse.cz>
3066 PR rtl-optimization/31396
3067 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3068 * cfg.c (dump_reg_info): Print it.
3069 * regs.h (struct reg_info_t): add freq_calls_crossed.
3070 (REG_FREQ_CALLS_CROSSED): New macro.
3071 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3072 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3073 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3074 regmove_optimize): Update call crossed frequencies.
3075 * local-alloc.c (struct qty): Add freq_calls_crossed.
3076 (alloc_qty): Copute freq_calls_crossed.
3077 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3078 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3079 * ra.h (struct allocno): Add freq_calls_crossed.
3081 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3083 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3084 libgomp when compiling with ftree-parallelize-loops.
3085 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3087 2008-01-16 Richard Guenther <rguenther@suse.de>
3089 PR tree-optimization/34769
3090 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3091 * tree.c (int_cst_value): Instead make this function more
3092 permissive in what it accepts as valid input. Document this
3093 function always sign-extends the value.
3095 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3096 Richard Guenther <rguenther@suse.de>
3099 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3100 (gimple_fold_indirect_ref_rhs): ... this.
3101 (gimple_fold_indirect_ref): New function with foldings
3102 that preserve lvalueness.
3103 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3104 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3105 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3106 to fold an INDIRECT_REF, fall back to the old use of
3107 fold_indirect_ref_1.
3109 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3111 * tree-data-ref.c (subscript_dependence_tester_1): Call
3112 free_conflict_function.
3113 (compute_self_dependence): Same.
3115 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3118 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3119 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3121 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3122 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3123 for DWARF2_UNWIND_INFO targets.
3125 2008-01-16 Richard Guenther <rguenther@suse.de>
3128 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3129 type qualifiers for function types.
3131 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3133 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3134 loop_iterator li from previous commit.
3136 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3138 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3140 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3142 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3143 (parallelize_loops): Don't parallelize irreducible components.
3145 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3148 * c-opts (c_common_post_options): Do not enable CPP
3149 flag_pedantic_errors by default.
3151 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3153 PR rtl-optimization/31944
3154 * cse.c (remove_pseudo_from_table): New function.
3155 (merge_equiv_classes): Use above function to remove pseudo-registers.
3156 (invalidate): Likewise.
3158 2008-01-13 Richard Guenther <rguenther@suse.de>
3161 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3162 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3164 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3166 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3167 validate_change to unshare the source of the PC set.
3169 2008-01-12 Jan Hubicka <jh@suse.cz>
3172 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3173 references above array bounds. This might trigger bounds checks for
3176 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3178 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3179 new_replaceable_dependencies.
3181 2008-01-12 Doug Kwan <dougkwan@google.com>
3183 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3184 instead of OPT_Wreturn_type in warning due to ignored return type
3186 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3187 options included in -Wextra.
3188 * c.opt: New option -Wignored_qualifiers.
3189 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3190 -Wignore_qualifiers.
3191 (-Wignored-qualifiers): Document.
3192 (-Wreturn-type): Remove description of functionality now handled
3193 by -Wignored-qualifiers.
3195 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3198 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3199 NOP_EXPR if it is between integral types with the same precision.
3201 2008-01-12 Jan Hubicka <jh@suse.cz>
3204 * invoke.texi (max-inline-recursive-depth): Fix default value.
3206 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3208 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3211 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3213 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3215 2008-01-11 James E. Wilson <wilson@specifix.com>
3218 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3220 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3222 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3223 save/restore frame pointer register and don't use 'call-prologues'
3224 optimization in function with "OS_task" attribute.
3226 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3229 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3230 when copying to memory.
3232 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3234 PR rtl-optimization/30905
3235 * cfgcleanup.c: Include dce.h
3236 (crossjumps_occured): New global variable.
3237 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3238 If something changed, set crossjumps_occured to true.
3239 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3240 Don't add/remove fake edges to exit here...
3241 (cleanup_cfg): ...but do it here, when crossjumping.
3242 Run a fast DCE when successful crossjumps occured in the latest
3243 iteration of try_optimize_cfg.
3245 2008-01-11 Richard Guenther <rguenther@suse.de>
3247 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3248 (struct vn_unary_op_s): Likewise.
3249 (vn_reference_insert): Free old reference on hash collision.
3251 2008-01-10 Raksit Ashok <raksit@google.com>
3253 PR rtl-optimization/27971
3254 * combine.c (find_split_point): Split PLUS expressions which are
3255 inside a MEM rtx, and whose first operand is complex.
3257 2008-01-10 DJ Delorie <dj@redhat.com>
3259 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3260 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3261 (m32c_hard_regno_ok): Call the underlying function.
3263 2008-01-10 Richard Guenther <rguenther@suse.de>
3266 * tree-cfg.c (tree_merge_blocks): Do not go through the
3267 full-blown folding and stmt updating path if we just deal
3268 with virtual operands.
3269 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3270 test for abnormal SSA_NAMEs.
3272 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3275 * reload.c (push_reload): Add assertions. All constants from
3276 reg_equiv_constant should have been used for replacing the respective
3278 (find_reloads_address): Invoke find_reloads_address_part for
3279 constant taken from the reg_equiv_constant array.
3281 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3283 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3284 field (valnum) the first in the struct. Replace bools with
3287 2008-01-10 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/34651
3290 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3291 types and ordering for masking and converting.
3293 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3295 PR tree-optimization/34017
3296 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3297 also for PHI_NODE expressions.
3299 2008-01-09 Jan Hubicka <jh@suse.cz>
3301 PR tree-optimization/34708
3302 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3303 based on number of case labels.
3304 (init_inline_once): Remove switch_cost.
3305 * tree-inline.h (eni_weights_d): Remove switch_cost.
3307 2008-01-09 Richard Guenther <rguenther@suse.de>
3308 Andrew Pinski <andrew_pinski@playstation.sony.com>
3311 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3312 temporary if an rvalue is ok or an lvalue is not required.
3314 2008-01-09 Richard Guenther <rguenther@suse.de>
3317 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3320 2008-01-09 Richard Guenther <rguenther@suse.de>
3323 * tree.c (host_integerp): Check for sizetype only if the
3324 type is an integer type.
3326 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3329 * opts.c (decode_options): Disable inlining of functions called
3330 once if not in unit-at-a-time mode.
3332 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3334 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3336 2008-01-08 Richard Guenther <rguenther@suse.de>
3339 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3340 out early if the result will be unused.
3342 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3347 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3351 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3353 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3354 for vectorization tuned.
3356 2008-01-08 Richard Guenther <rguenther@suse.de>
3358 PR tree-optimization/34683
3359 * tree-ssa-operands.c (operand_build_cmp): Export.
3360 * tree-ssa-operands.h (operand_build_cmp): Declare.
3361 * tree-vn.c (vuses_compare): Remove.
3362 (sort_vuses): Use operand_build_cmp.
3363 (sort_vuses_heap): Likewise.
3364 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3365 to re-use old VEC if available. Do not sort already sorted VUSEs.
3366 (vdefs_to_vec): Do not sort already sorted VDEFs.
3368 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3371 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3373 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3376 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3377 limitations of reciprocal sequences on x86 targets.
3379 2008-01-08 Richard Guenther <rguenther@suse.de>
3381 PR tree-optimization/34683
3382 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3384 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3387 * config/darwin.c (darwin_mergeable_string_section): Don't use
3388 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3390 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3393 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3394 negxf2. Macroize expander using X87MODEF mode iterator. Change
3395 predicates of op0 and op1 to register_operand.
3396 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3397 expander using X87MODEF mode iterator. Change predicates of
3398 op0 and op1 to register_operand.
3399 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3400 corresponding patterns and macroize using MODEF macro. Change
3401 predicates of op0 and op1 to register_operand and remove
3402 "m" constraint. Disparage "r" alternative with "!".
3403 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3404 macroize using X87MODEF macro. Change predicates of op0 and op1
3405 to register_operand and remove "m" constraint. Disparage "r"
3406 alternative with "!".
3407 (absneg splitter with memory operands): Remove.
3408 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3409 patterns and macroize using X87MODEF mode iterator.
3410 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3411 Change predicate of op1 to register_operand.
3412 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3413 for memory operands.
3415 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3417 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3419 2008-01-07 Richard Guenther <rguenther@suse.de>
3421 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3424 2008-01-07 Richard Guenther <rguenther@suse.de>
3426 PR tree-optimization/34683
3427 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3428 VOPs of the needed size to save memory. Use VEC_quick_push
3429 to save compile-time.
3430 (vdefs_to_vec): Likewise.
3432 2008-01-07 Sa Liu <saliu@de.ibm.com>
3434 * config/spu/spu.md (divdf3): Genetate inline code for double
3435 division. The implementation doesn't handle INF or NAN, therefore it
3436 only applies when -ffinite-math-only is given.
3438 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3441 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3442 * doc/cpp.texi ([Common Predefined Macros]): Document.
3444 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3446 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3447 order to use commutative addition instead of subtraction.
3449 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3450 Mircea Namolaru <namolaru@il.ibm.com>
3451 Vladimir Yanovsky <yanov@il.ibm.com>
3452 Revital Eres <eres@il.ibm.com>
3454 PR tree-optimization/34263
3455 * tree-outof-ssa.c (process_single_block_loop_latch,
3456 contains_tree_r): New functions.
3457 (analyze_edges_for_bb): Call process_single_block_loop_latch
3458 function to empty single-basic-block latch block if possible.
3460 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3462 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3464 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3466 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3468 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3470 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3472 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3474 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3476 PR tree-optimization/34618
3477 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3480 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3484 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3485 Update copyright year.
3487 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3488 Update copyright year.
3489 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3492 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3494 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3495 edge does not point to current bb before changing need_assert.
3497 2008-01-04 Richard Guenther <rguenther@suse.de>
3500 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3501 for verifying purposes if they are is_gimple_min_invariant.
3503 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3505 PR tree-optimization/34448
3506 PR tree-optimization/34465
3507 * gimplify.c (gimplify_init_constructor): Add new parameter
3508 notify_temp_creation. Use it.
3509 (gimplify_modify_expr_rhs): Take volatiles into account when
3510 optimizing constructors.
3511 Do not optimize constructors if gimplify_init_constructor will dump to
3513 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3514 * gcc.c-torture/compile/pr34448.c: New.
3516 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3518 PR gcov-profile/34609
3519 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3520 return_slot if result is TREE_ADDRESSABLE.
3522 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3524 * config/mips/mips.md (sqrt_condition): Tweak comment.
3525 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3527 2008-01-03 Tom Tromey <tromey@redhat.com>
3530 * c-common.c (c_type_hash): Handle VLAs.
3532 2008-01-03 Jan Hubicka <jh@suse.cz>
3534 PR tree-optimization/31081
3535 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3536 0 when inlining and not inlining to first basic block.
3537 (remap_decl): When var is initialized to 0, don't set default_def.
3538 (expand_call_inline): Set entry_bb.
3539 * tree-inline.h (copy_body_data): Add entry_bb.
3541 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3544 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3547 PR tree-optimization/29484
3548 * tree-inline.c (inline_forbidden_p_2): New function.
3549 (inline_forbidden_p): Disallow inlining if some static var
3550 has an address of a local LABEL_DECL in its initializer.
3551 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3554 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3556 PR tree-optimization/34635
3557 * tree-data-ref.c (add_other_self_distances): Make sure that the
3558 evolution step is constant.
3560 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3563 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3565 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3567 * tree-sra.c (scalarize_init): Insert the generate_element_init
3568 statements after the generate_element_zero statements.
3570 2008-01-02 Richard Guenther <rguenther@suse.de>
3574 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3575 for very large number of operands instead of ICEing.
3577 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3580 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3581 while stack probing.
3583 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3585 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3588 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3591 * tree-mudflap.c (mx_register_decls): Guard warning by
3592 !DECL_ARTIFICIAL check.
3594 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3596 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3597 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3598 sse5_perm<mode>): Fix constraints.
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