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8032247: SA: Constantpool lookup for invokedynamic is not implemented

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Implement constant pool lookup for invokedynamic

Reviewed-by: sla, sspitsyn
This commit is contained in:
Dmitry Samersoff 2014-01-27 13:46:54 +04:00
parent 30bac4bcc7
commit ebf3cad435
2 changed files with 8 additions and 5 deletions
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4
hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/ConstantPool.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -152,7 +152,7 @@ public class ConstantPool extends Metadata implements ClassConstants {
private long indexOffset(long index) {
if (Assert.ASSERTS_ENABLED) {
Assert.that(index > 0 && index < getLength(), "invalid cp index " + index + " " + getLength());
Assert.that(index >= 0 && index < getLength(), "invalid cp index " + index + " " + getLength());
}
return (index * getElementSize()) + headerSize;
}

9
hotspot/agent/src/share/classes/sun/jvm/hotspot/tools/jcore/ByteCodeRewriter.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -98,11 +98,14 @@ public class ByteCodeRewriter
break;
default: throw new IllegalArgumentException();
}
if (cpCache == null) {
return (short) cpCacheIndex;
} else if (fmt.indexOf("JJJJ") >= 0) {
// change byte-ordering and go via secondary cache entry
throw new InternalError("unimplemented");
// Invokedynamic require special handling
cpCacheIndex = ~cpCacheIndex;
cpCacheIndex = bytes.swapInt(cpCacheIndex);
return (short) cpCache.getEntryAt(cpCacheIndex).getConstantPoolIndex();
} else if (fmt.indexOf("JJ") >= 0) {
// change byte-ordering and go via cache
return (short) cpCache.getEntryAt((int) (0xFFFF & bytes.swapShort((short)cpCacheIndex))).getConstantPoolIndex();