Class DecoderForOnePassage

java.lang.Object

ghidra.pcode.emu.jit.decode.DecoderForOnePassage

public class DecoderForOnePassage
extends Object

The decoder for a single passage

This is a sort of "mutable" passage or passage "builder" that is used while the passage is being decoded. Once complete, this provides an immutable decoded JitPassage.

Field Summary

Fields

Modifier and Type	Field	Description
final JitPassageDecoder	decoder
final Map<JitPassage.AddrCtx, PcodeOp>	firstOps
final Map<JitPassage.Operand, byte[]>	folded
final Map<PcodeOp, JitPassage.RIntBranch>	internalBranches
final List<DecodedStride>	strides

Method Summary

Modifier and Type	Method	Description
boolean	checkSameInline(PcodeOp op, List<PcodeOp> revalidated)	Check if the given op was replaced with the same program as before
PcodeUseropLibrary<MaskedBytes>	library()	Get the decoder-wrapped userop library

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

decoder

public final JitPassageDecoder decoder

internalBranches

public final Map<PcodeOp, JitPassage.RIntBranch> internalBranches

firstOps

public final Map<JitPassage.AddrCtx, PcodeOp> firstOps

strides

public final List<DecodedStride> strides

folded

public final Map<JitPassage.Operand, byte[]> folded

Method Details

library

public PcodeUseropLibrary<MaskedBytes> library()

Get the decoder-wrapped userop library

Returns:

the library

checkSameInline

public boolean checkSameInline(PcodeOp op,
 List<PcodeOp> revalidated)

Check if the given op was replaced with the same program as before

Parameters:

op - the inlined op

revalidated - the newly-observed replacement

Returns:

true if the replacement observed during decode is the same as the one given