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changeset 9370:3c441e8c9e7f

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Added comment.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 27 Apr 2013 17:22:54 +0200
parents 442643db2a52
children 2026d0a1dd19
files graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/IfNode.java
diffstat 1 files changed, 1 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/IfNode.java	Sat Apr 27 17:16:03 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/IfNode.java	Sat Apr 27 17:22:54 2013 +0200
@@ -174,6 +174,7 @@
                 // Reordering of those two if statements is beneficial from the point of view of
                 // their probabilities.
                 if (prepareForSwap(tool.runtime(), condition(), nextIf.condition(), this.trueSuccessorProbability, probabilityB)) {
+                    // Reording is allowed from (if1 => begin => if2) to (if2 => begin => if1).
                     assert intermediateBegin.next() == nextIf;
                     BeginNode bothFalseBegin = nextIf.falseSuccessor();
                     nextIf.setFalseSuccessor(null);