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changeset 3123:33f0052372c6

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optimized genInstanceOf XIR snippet.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Thu, 30 Jun 2011 18:03:43 +0200
parents ab218bdf7077
children 573c8e2917ab
files graal/com.oracle.max.graal.runtime/src/com/oracle/max/graal/runtime/HotSpotXirGenerator.java
diffstat 1 files changed, 3 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.max.graal.runtime/src/com/oracle/max/graal/runtime/HotSpotXirGenerator.java	Thu Jun 30 18:00:22 2011 +0200
+++ b/graal/com.oracle.max.graal.runtime/src/com/oracle/max/graal/runtime/HotSpotXirGenerator.java	Thu Jun 30 18:03:43 2011 +0200
@@ -636,7 +636,7 @@
 
         @Override
         protected XirTemplate create(CiXirAssembler asm, long flags) {
-            XirOperand result = asm.restart(CiKind.Boolean);
+            asm.restart(CiKind.Void);
             XirParameter object = asm.createInputParameter("object", CiKind.Object);
             final XirOperand hub;
             hub = asm.createConstantInputParameter("hub", CiKind.Object);
@@ -654,14 +654,13 @@
 
             asm.pload(CiKind.Object, objHub, object, asm.i(config.hubOffset), false);
             // if we get an exact match: succeed immediately
-            asm.mov(result, asm.b(true));
             asm.jeq(trueSucc, objHub, hub);
             asm.jmp(slowPath);
 
             // -- out of line -------------------------------------------------------
             asm.bindOutOfLine(slowPath);
-            checkSubtype(asm, result, objHub, hub);
-            asm.jeq(falseSucc, result, asm.b(false));
+            checkSubtype(asm, objHub, objHub, hub);
+            asm.jeq(falseSucc, objHub, asm.o(null));
             asm.jmp(trueSucc);
 
             return asm.finishTemplate("instanceof");