+2008-03-05 Ian Lance Taylor <iant@google.com>
+
+ * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
+
+2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * fwprop.c (update_df): Support width and offset parameters of
+ df_ref_create.
+ * ra-conflict.c (mark_reg_store, clear_reg_in_live,
+ global_conflicts): Change DF_REF_EXTRACT to either
+ DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
+ DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
+ * df-scan.c (df_ref_record, df_defs_record,
+ df_ref_create_structure, df_def_record_1, df_uses_record,
+ df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
+ df_bb_refs_collect, df_entry_block_defs_collect,
+ df_exit_block_uses_collect): Support new width and offset fields.
+ (ref_extract_pool): New storage pool.
+ (df_free_ref): New function.
+ (df_reg_chain_unlink, df_free_collection_rec,
+ df_sort_and_compress_refs): Call df_free_ref.
+ (df_ref_equal_p, df_ref_compare): Compare offset and width fields
+ of df_ref_extract.
+ (df_ref_create_structure): Allocate df_ref_extract if offset and
+ width fields are used.
+ (df_def_record_1): Get offset and width from ZERO_EXTRACT.
+ (df_uses_record): Get offset and width from ZERO_EXTRACT
+ and SIGN_EXTRACT.
+ * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
+ DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
+ DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
+ * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
+ DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
+ DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
+ (df_ref_extract): New structure.
+ (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
+ (df_ref_create): Add width and offset parameters.
+
+2008-03-05 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (get_constraint_for_component_ref):
+ Use ranges_overlap_p.
+ (offset_overlaps_with_access): Rename
+ to ranges_overlap_p and move ...
+ * tree-flow-inline.h (ranges_overlap_p): ... here.
+
+ * tree.h (get_inner_reference, handled_component_p): Update
+ comments.
+
+ * tree.h (record_component_aliases, get_alias_set,
+ alias_sets_conflict_p, alias_sets_must_conflict_p,
+ objects_must_conflict_p): Move declarations ...
+ * alias.h (record_component_aliases, get_alias_set,
+ alias_sets_conflict_p, alias_sets_must_conflict_p,
+ objects_must_conflict_p): ... here.
+ Include coretypes.h.
+ * Makefile.in (ALIAS_H): Add coretypes.h dependency.
+
+2008-03-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * cfg.c: Include tree-flow.h.
+ (remove_edge_raw): Call redirect_edge_var_map_clear.
+ (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
+ * tree-flow-inline.h (redirect_edge_var_map_def): New.
+ (redirect_edge_var_map_result): New.
+ * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
+ PENDING_STMT use with redirect_edge_var_map_*.
+ * tree-ssa.c (edge_var_maps): New definition.
+ (redirect_edge_var_map_add): New.
+ (redirect_edge_var_map_clear): New.
+ (redirect_edge_var_map_dup): New.
+ (redirect_edge_var_map_vector): New.
+ (redirect_edge_var_map_destroy): New.
+ (ssa_redirect_edge): Replace PENDING_STMT use with
+ redirect_edge_var_map_*.
+ (flush_pending_stmts): Same.
+ (delete_tree_ssa): Destroy edge var map.
+ * tree-flow.h (struct _edge_var_map): New.
+ Define edge_var_map vector type.
+ Declare redirect_edge_var_map_* prototypes.
+ * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
+ * tree-cfg.c (reinstall_phi_args): Replace
+ PENDING_STMT use with redirect_edge_var_map_*.
+
+2008-03-05 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35472
+ * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
+ whose single use_stmt has a overlapping set of loaded and
+ stored symbols as that use_stmt might be a noop assignment then.
+
+2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
+
+ * gthr-rtems.h: Implement __gthread_mutex_destroy.
+
+2008-03-05 Richard Guenther <rguenther@suse.de>
+
+ PR c++/35336
+ * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
+ should be constants.
+ * tree-cfg.c (verify_expr): Verify it.
+ * fold-const.c (fold_truthop): Remove code generating
+ BIT_FIELD_REFs of structure bases.
+ (fold_binary): Likewise.
+ (fold_ternary): Position and size of BIT_FIELD_REFs are
+ always host integers.
+ (make_bit_field_ref): Remove.
+ (optimize_bit_field_compare): Remove.
+ (all_ones_mask_p): Remove.
+
+2008-03-05 Gabor Loki <loki@gcc.gnu.org>
+
+ PR gcc/33009
+ * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
+ (split_block_and_df_analyze): New. Split basic block and rebuild
+ dataflow.
+ (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
+ SPLIT_BLOCK.
+ (split_pattern_seq): Likewise.
+ (erase_matching_seqs): Likewise.
+ (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
+
+2008-03-04 Geoff Keating <geoffk@apple.com>
+
+ * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
+ declaration and code.
+ (tree_invalid_nonnegative_warnv_p): Likewise.
+
+2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
+
+ * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
+ examples. Truncate option-names then causing overfull hbox.
+
+2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/35222
+ * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
+ on hpux10.
+ * configure: Rebuilt.
+
+2008-03-04 Rafael Espindola <espindola@google.com>
+
+ * fold-const.c (tree_simple_nonnegative_warnv_p): New.
+ (tree_unary_nonnegative_warnv_p): New.
+ (tree_binary_nonnegative_warnv_p): New.
+ (tree_single_nonnegative_warnv_p): New.
+ (tree_invalid_nonnegative_warnv_p): New.
+ (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
+
2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28322
transformations for modes that have signed zeros.
* ifcvt.c (noce_try_abs): Ditto.
+>>>>>>> .r132956
2008-03-04 Joseph Myers <joseph@codesourcery.com>
* config/i386/i386.c (override_options): Force
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