From: Matthias Braun <matthias.braun@kit.edu>
Date: Thu, 16 Aug 2012 14:30:56 +0000 (+0200)
Subject: use be_foreach_definition in liveness_transfer
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=d7c75dd3795a9dc7af9342ead4a5ed0a01f9b3ce;p=libfirm

use be_foreach_definition in liveness_transfer
---

diff --git a/ir/be/belive.c b/ir/be/belive.c
index 312952063..8b7911d2e 100644
--- a/ir/be/belive.c
+++ b/ir/be/belive.c
@@ -509,30 +509,21 @@ void be_liveness_update(be_lv_t *lv, ir_node *irn)
 void be_liveness_transfer(const arch_register_class_t *cls,
                           ir_node *node, ir_nodeset_t *nodeset)
 {
-	int i, arity;
-
 	/* You should better break out of your loop when hitting the first phi
 	 * function. */
 	assert(!is_Phi(node) && "liveness_transfer produces invalid results for phi nodes");
 
-	if (get_irn_mode(node) == mode_T) {
-		foreach_out_edge(node, edge) {
-			ir_node *proj = get_edge_src_irn(edge);
+	ir_node *value;
+	be_foreach_definition(node, cls, value,
+		ir_nodeset_remove(nodeset, value);
+	);
 
-			if (arch_irn_consider_in_reg_alloc(cls, proj)) {
-				ir_nodeset_remove(nodeset, proj);
-			}
-		}
-	} else if (arch_irn_consider_in_reg_alloc(cls, node)) {
-		ir_nodeset_remove(nodeset, node);
-	}
-
-	arity = get_irn_arity(node);
-	for (i = 0; i < arity; ++i) {
+	int arity = get_irn_arity(node);
+	for (int i = 0; i < arity; ++i) {
 		ir_node *op = get_irn_n(node, i);
-
-		if (arch_irn_consider_in_reg_alloc(cls, op))
-			ir_nodeset_insert(nodeset, op);
+		if (!arch_irn_consider_in_reg_alloc(cls, op))
+			continue;
+		ir_nodeset_insert(nodeset, op);
 	}
 }