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+2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+ Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
+ * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
+ * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
+ manipulate the duplicated ssa names.
+ * tree-ssanames.c (ssa_names_to_rewrite): New variable.
+ (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
+ unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
+ New functions.
+ (release_ssa_name): Do not release ssa names that may have multiple
+ definitions.
+ * tree.h (release_ssa_name_force, mark_for_rewrite,
+ unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
+ marked_ssa_names): Declare.
+ * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
+ (duplicate_blocks): Remove call to mark_defs_for_rewrite.
+ Update call to rewrite_ssa_into_ssa.
+
2004-08-04 Mark Mitchell <mark@codesourcery.com>
* defaults.h (TARGET_DECLSPEC): New macro.