* tree-cfg.c (set_bb_for_stmt): Use PHI_BB.

	* tree-dfa.c (compute_immediate_uses, add_immediate_use,
	redirect_immediate_use): Use PHI_DF.
	* tree-flow-inline.h (stmt_ann): Abort on phi nodes.
	(bb_for_stmt): Use PHI_BB.
	(get_immediate_uses): Use PHI_DF.
	* tree-ssa-dse.c (max_stmt_uid): New variable.
	(get_stmt_uid): New function.
	(dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
	node annotations.
	* tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
	(max_uid): Renamed to max_stmt_uid.
	(get_stmt_uid): New function.
	(maybe_queue_var, single_reachable_address, determine_lsm): Do not use
	phi node annotations.
	* tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
	* tree.h (PHI_BB, PHI_DF): New accessor functions.
	(struct tree_phi_node): Add bb and df fields.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@87369 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 12 insertions, 2 deletions

diff --git a/gcc/tree-flow-inline.h b/gcc/tree-flow-inline.h
index cd2bf9ec082..61ed11268f7 100644
--- a/gcc/tree-flow-inline.h
+++ b/gcc/tree-flow-inline.h
@@ -78,7 +78,12 @@ ann_type (tree_ann_t ann)
 static inline basic_block
 bb_for_stmt (tree t)
 {
-  stmt_ann_t ann = stmt_ann (t);
+  stmt_ann_t ann;
+
+  if (TREE_CODE (t) == PHI_NODE)
+    return PHI_BB (t);
+
+  ann = stmt_ann (t);
   return ann ? ann->bb : NULL;
 }
 
@@ -305,7 +310,12 @@ addresses_taken (tree stmt)
 static dataflow_t
 get_immediate_uses (tree stmt)
 {
-  stmt_ann_t ann = stmt_ann (stmt);
+  stmt_ann_t ann;
+
+  if (TREE_CODE (stmt) == PHI_NODE)
+    return PHI_DF (stmt);
+
+  ann = stmt_ann (stmt);
   return ann ? ann->df : NULL;
 }