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changeset 11311:c08d8fd6aa19

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Move lowering of arithmetic exact nodes to second lowering phase.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Fri, 16 Aug 2013 00:29:30 +0200
parents 9f317a663366
children f0c8303cf88e
files graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/nodes/IntegerExactArithmeticSplitNode.java
diffstat 1 files changed, 12 insertions(+), 10 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/nodes/IntegerExactArithmeticSplitNode.java	Thu Aug 15 19:46:05 2013 +0200
+++ b/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/nodes/IntegerExactArithmeticSplitNode.java	Fri Aug 16 00:29:30 2013 +0200
@@ -81,15 +81,17 @@
     protected abstract Value generateArithmetic(LIRGeneratorTool generator);
 
     static void lower(LoweringTool tool, IntegerExactArithmeticNode node) {
-        FloatingNode floatingNode = (FloatingNode) node;
-        FixedWithNextNode previous = tool.lastFixedNode();
-        FixedNode next = previous.next();
-        previous.setNext(null);
-        DeoptimizeNode deopt = floatingNode.graph().add(new DeoptimizeNode(DeoptimizationAction.InvalidateReprofile, DeoptimizationReason.ArithmeticException));
-        BeginNode normalBegin = floatingNode.graph().add(new BeginNode());
-        normalBegin.setNext(next);
-        IntegerExactArithmeticSplitNode split = node.createSplit(normalBegin, BeginNode.begin(deopt));
-        previous.setNext(split);
-        floatingNode.replaceAndDelete(split);
+        if (tool.getLoweringType() == LoweringType.AFTER_GUARDS) {
+            FloatingNode floatingNode = (FloatingNode) node;
+            FixedWithNextNode previous = tool.lastFixedNode();
+            FixedNode next = previous.next();
+            previous.setNext(null);
+            DeoptimizeNode deopt = floatingNode.graph().add(new DeoptimizeNode(DeoptimizationAction.InvalidateReprofile, DeoptimizationReason.ArithmeticException));
+            BeginNode normalBegin = floatingNode.graph().add(new BeginNode());
+            normalBegin.setNext(next);
+            IntegerExactArithmeticSplitNode split = node.createSplit(normalBegin, BeginNode.begin(deopt));
+            previous.setNext(split);
+            floatingNode.replaceAndDelete(split);
+        }
     }
 }