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changeset 17215:7a99826863d9

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Eliminate valid bit in LabelHint as the validity can be encoded into the capturedTarget
author Stefan Anzinger <stefan.anzinger@oracle.com>
date Thu, 25 Sep 2014 09:41:55 -0700
parents 2390886b4e27
children 7d8bb35e67c8
files graal/com.oracle.graal.asm/src/com/oracle/graal/asm/Assembler.java
diffstat 1 files changed, 2 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.asm/src/com/oracle/graal/asm/Assembler.java	Thu Sep 25 09:40:30 2014 -0700
+++ b/graal/com.oracle.graal.asm/src/com/oracle/graal/asm/Assembler.java	Thu Sep 25 09:41:55 2014 -0700
@@ -216,8 +216,7 @@
     public static class LabelHint {
         private Label label;
         private int forPosition;
-        private int capturedTarget;
-        private boolean captured = false;
+        private int capturedTarget = -1;
 
         protected LabelHint(Label label, int lastPosition) {
             super();
@@ -227,7 +226,6 @@
 
         protected void capture() {
             this.capturedTarget = label.position();
-            this.captured = true;
         }
 
         public int getTarget() {
@@ -241,7 +239,7 @@
         }
 
         public boolean isValid() {
-            return captured;
+            return capturedTarget >= 0;
         }
     }
 }