javassist.bytecode.stackmap
Class Liveness
java.lang.Object
javassist.bytecode.stackmap.Liveness
public class Liveness
- extends java.lang.Object
Field Summary |
protected byte[] |
localsUsage
|
protected static byte |
READ
|
protected static byte |
UNKNOWN
|
protected static byte |
UPDATED
|
static boolean |
useArgs
If true, all the arguments become alive within the whole method body. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
UNKNOWN
protected static final byte UNKNOWN
- See Also:
- Constant Field Values
READ
protected static final byte READ
- See Also:
- Constant Field Values
UPDATED
protected static final byte UPDATED
- See Also:
- Constant Field Values
localsUsage
protected byte[] localsUsage
useArgs
public static boolean useArgs
- If true, all the arguments become alive within the whole method body.
To correctly compute a stack map table, all the arguments must
be alive (localsUsage[?] must be READ) at least in the first block.
Liveness
public Liveness()
compute
public void compute(CodeIterator ci,
TypedBlock[] blocks,
int maxLocals,
TypeData[] args)
throws BadBytecode
- Throws:
BadBytecode
readLocal
protected final void readLocal(int reg)
writeLocal
protected final void writeLocal(int reg)
analyze
protected void analyze(CodeIterator ci,
int begin,
int end)
throws BadBytecode
- Throws:
BadBytecode
Copyright © 2011. All Rights Reserved.