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java.lang.Object sysModel.classFile.code.instructions.AInstruction
public abstract class AInstruction
Abstract Java instruction.
Constructor Summary | |
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AInstruction()
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Method Summary | |
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abstract boolean |
equals(java.lang.Object o)
Return true of this instruction and the other object are equal. |
abstract short[] |
getBranchTargets()
Return an array of target indices. |
abstract byte[] |
getBytecode(short pc,
LineNumberTable lnt)
Get the bytecode for this instruction, padded for the specified program counter value, with branch targets according to the specified line number table |
abstract short |
getBytecodeLength(short pc)
Get the length bytecode for this instruction, padded for the specified program counter value. |
static AInstruction |
getCorrespondingLoad(AInstruction storeInstruction)
Returns a load instruction that corresponds to the given store instruction. |
static AInstruction |
getCorrespondingStore(AInstruction loadInstruction)
Returns a store instruction that corresponds to the given load instruction. |
abstract byte |
getOpcode()
Get the opcode of this instruction. |
abstract int |
hashCode()
Return hash code. |
static AInstruction |
makeInstruction(byte[] bytecode,
short pc,
short paddingPC,
LineNumberTable lnt)
Make an instruction from the bytecode starting at pc, using the specified padding PC and the line number table. |
abstract void |
setBranchTargets(short[] branchTargets)
Set the branch target indices. |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public AInstruction()
Method Detail |
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public abstract byte[] getBytecode(short pc, LineNumberTable lnt)
pc
- PC for paddinglnt
- line number table for branches
public abstract byte getOpcode()
public abstract short getBytecodeLength(short pc)
pc
- PC for padding
public abstract short[] getBranchTargets()
public abstract void setBranchTargets(short[] branchTargets)
branchTargets
- array of target indicespublic static AInstruction makeInstruction(byte[] bytecode, short pc, short paddingPC, LineNumberTable lnt)
bytecode
- bytecodepc
- start PC in bytecodepaddingPC
- PC used for paddinglnt
- line number table for branches
public abstract boolean equals(java.lang.Object o)
equals
in class java.lang.Object
o
- other object
public abstract int hashCode()
hashCode
in class java.lang.Object
public static AInstruction getCorrespondingStore(AInstruction loadInstruction)
loadInstruction
- load instruction
public static AInstruction getCorrespondingLoad(AInstruction storeInstruction)
storeInstruction
- store instruction
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