Package ghidra.app.plugin.processors.sleigh.pattern

Class ContextPattern

java.lang.Object

ghidra.app.plugin.processors.sleigh.pattern.Pattern

ghidra.app.plugin.processors.sleigh.pattern.DisjointPattern

ghidra.app.plugin.processors.sleigh.pattern.ContextPattern

public class ContextPattern
extends DisjointPattern

Pattern which depends only on the non-instruction stream bits of the context

Constructor Summary

Constructors

Constructor	Description
ContextPattern()
ContextPattern(PatternBlock mv)

Method Summary

Modifier and Type	Method	Description
boolean	alwaysFalse()
boolean	alwaysInstructionTrue()
boolean	alwaysTrue()
void	decode(Decoder decoder)
Pattern	doAnd(Pattern b, int sa)
Pattern	doOr(Pattern b, int sa)
PatternBlock	getBlock()
PatternBlock	getBlock(boolean context)
boolean	isMatch(ParserWalker walker, SleighDebugLogger debug)
void	shiftInstruction(int sa)
Pattern	simplifyClone()
String	toString()

Methods inherited from class ghidra.app.plugin.processors.sleigh.pattern.DisjointPattern

decodeDisjoint, getContextBlock, getDisjoint, getInstructionBlock, getLength, getMask, getValue, getWholeInstructionBytes, identical, numDisjoint, specializes

Methods inherited from class java.lang.Object

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

Constructor Details

ContextPattern

public ContextPattern()

ContextPattern

public ContextPattern(PatternBlock mv)

Method Details

getBlock

public PatternBlock getBlock(boolean context)

Specified by:

getBlock in class DisjointPattern

getBlock

public PatternBlock getBlock()

simplifyClone

public Pattern simplifyClone()

Specified by:

simplifyClone in class Pattern

shiftInstruction

public void shiftInstruction(int sa)

Specified by:

shiftInstruction in class Pattern

doOr

public Pattern doOr(Pattern b,
 int sa)

Specified by:

doOr in class Pattern

doAnd

public Pattern doAnd(Pattern b,
 int sa)

Specified by:

doAnd in class Pattern

isMatch

public boolean isMatch(ParserWalker walker,
 SleighDebugLogger debug)
                throws MemoryAccessException

Specified by:

isMatch in class Pattern

Throws:

MemoryAccessException

alwaysTrue

public boolean alwaysTrue()

Specified by:

alwaysTrue in class Pattern

alwaysFalse

public boolean alwaysFalse()

Specified by:

alwaysFalse in class Pattern

alwaysInstructionTrue

public boolean alwaysInstructionTrue()

Specified by:

alwaysInstructionTrue in class Pattern

decode

public void decode(Decoder decoder)
            throws DecoderException

Specified by:

decode in class Pattern

Throws:

DecoderException

toString

public String toString()

Overrides:

toString in class Object