From: Michael Beck <beck@ipd.info.uni-karlsruhe.de>
Date: Tue, 24 May 2005 13:43:39 +0000 (+0000)
Subject: skip_HighLevel() added
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=110bd12dbf9c9b76f1de6d10c635bd3545a9b0cd;p=libfirm

skip_HighLevel() added
cleaned up

[r5888]
---

diff --git a/ir/ir/irnode.c b/ir/ir/irnode.c
index c02bffb20..11e66905a 100644
--- a/ir/ir/irnode.c
+++ b/ir/ir/irnode.c
@@ -2042,13 +2042,25 @@ skip_Tuple (ir_node *node) {
   return node;
 }
 
-/** returns operand of node if node is a Cast */
+/* returns operand of node if node is a Cast */
 ir_node *skip_Cast  (ir_node *node) {
   if (node && get_irn_op(node) == op_Cast) {
-    return skip_Id(get_irn_n(node, 0));
-  } else {
-    return node;
-  }
+    return get_Cast_op(node);
+  return node;
+}
+
+/* returns operand of node if node is a Confirm */
+ir_node *skip_Confirm  (ir_node *node) {
+  if (node && get_irn_op(node) == op_Confirm) {
+    return get_Confirm_value(node);
+  return node;
+}
+
+/* skip all high-level ops */
+ir_node *skip_HighLevel(ir_node *node) {
+  if (node && is_op_highlevel(get_irn_op(node)))
+    return get_irn_n(node, 0);
+  return node;
 }
 
 #if 0
diff --git a/ir/ir/irnode.h b/ir/ir/irnode.h
index 13e393dac..c8cc39e4e 100644
--- a/ir/ir/irnode.h
+++ b/ir/ir/irnode.h
@@ -904,6 +904,10 @@ ir_node *skip_Id  (ir_node *node);   /* Same as skip_nop. */
 ir_node *skip_Tuple (ir_node *node);
 /** returns operand of node if node is a Cast */
 ir_node *skip_Cast  (ir_node *node);
+/** returns operand of node if node is a Confirm */
+ir_node *skip_Confirm  (ir_node *node);
+/** Skip all high-level Operations. */
+ir_node *skip_HighLevel(ir_node *node);
 /** returns true if irn is a Const node. */
 int			 is_Const(const ir_node *node);
 /** returns true if node is a Bad node. */