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Code Issues Releases Wiki Activity

GP-4285 Compressed SLEIGH

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caheckman 2024-01-10 22:53:12 +00:00
parent b380fd5fa6
commit 8fbd171cdf
207 changed files with 15233 additions and 6055 deletions
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32
Ghidra/Features/Decompiler/src/decompile/cpp/slghpattern.hh
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@ -45,8 +45,8 @@ public:
bool alwaysFalse(void) const { return (nonzerosize==-1); }
bool isInstructionMatch(ParserWalker &walker) const;
bool isContextMatch(ParserWalker &walker) const;
void saveXml(ostream &s) const;
void restoreXml(const Element *el);
void encode(Encoder &encoder) const;
void decode(Decoder &decoder);
};
class DisjointPattern;
@ -64,8 +64,8 @@ public:
virtual bool alwaysTrue(void) const=0;
virtual bool alwaysFalse(void) const=0;
virtual bool alwaysInstructionTrue(void) const=0;
virtual void saveXml(ostream &s) const=0;
virtual void restoreXml(const Element *el)=0;
virtual void encode(Encoder &encoder) const=0;
virtual void decode(Decoder &decoder)=0;
};
class DisjointPattern : public Pattern { // A pattern with no ORs in it
@ -79,14 +79,14 @@ public:
bool specializes(const DisjointPattern *op2) const;
bool identical(const DisjointPattern *op2) const;
bool resolvesIntersect(const DisjointPattern *op1,const DisjointPattern *op2) const;
static DisjointPattern *restoreDisjoint(const Element *el);
static DisjointPattern *decodeDisjoint(Decoder &decoder);
};
class InstructionPattern : public DisjointPattern { // Matches the instruction bitstream
PatternBlock *maskvalue;
virtual PatternBlock *getBlock(bool context) const { return context ? (PatternBlock *)0 : maskvalue; }
public:
InstructionPattern(void) { maskvalue = (PatternBlock *)0; } // For use with restoreXml
InstructionPattern(void) { maskvalue = (PatternBlock *)0; } // For use with decode
InstructionPattern(PatternBlock *mv) { maskvalue = mv; }
InstructionPattern(bool tf) { maskvalue = new PatternBlock(tf); }
PatternBlock *getBlock(void) { return maskvalue; }
@ -100,15 +100,15 @@ public:
virtual bool alwaysTrue(void) const { return maskvalue->alwaysTrue(); }
virtual bool alwaysFalse(void) const { return maskvalue->alwaysFalse(); }
virtual bool alwaysInstructionTrue(void) const { return maskvalue->alwaysTrue(); }
virtual void saveXml(ostream &s) const;
virtual void restoreXml(const Element *el);
virtual void encode(Encoder &encoder) const;
virtual void decode(Decoder &decoder);
};
class ContextPattern : public DisjointPattern { // Matches the context bitstream
PatternBlock *maskvalue;
virtual PatternBlock *getBlock(bool context) const { return context ? maskvalue : (PatternBlock *)0; }
public:
ContextPattern(void) { maskvalue = (PatternBlock *)0; } // For use with restoreXml
ContextPattern(void) { maskvalue = (PatternBlock *)0; } // For use with decode
ContextPattern(PatternBlock *mv) { maskvalue = mv; }
PatternBlock *getBlock(void) { return maskvalue; }
virtual ~ContextPattern(void) { if (maskvalue != (PatternBlock *)0) delete maskvalue; }
@ -121,8 +121,8 @@ public:
virtual bool alwaysTrue(void) const { return maskvalue->alwaysTrue(); }
virtual bool alwaysFalse(void) const { return maskvalue->alwaysFalse(); }
virtual bool alwaysInstructionTrue(void) const { return true; }
virtual void saveXml(ostream &s) const;
virtual void restoreXml(const Element *el);
virtual void encode(Encoder &encoder) const;
virtual void decode(Decoder &decoder);
};
// A pattern with a context piece and an instruction piece
@ -144,14 +144,14 @@ public:
virtual Pattern *doOr(const Pattern *b,int4 sa) const;
virtual Pattern *doAnd(const Pattern *b,int4 sa) const;
virtual Pattern *commonSubPattern(const Pattern *b,int4 sa) const;
virtual void saveXml(ostream &s) const;
virtual void restoreXml(const Element *el);
virtual void encode(Encoder &encoder) const;
virtual void decode(Decoder &decoder);
};
class OrPattern : public Pattern {
vector<DisjointPattern *> orlist;
public:
OrPattern(void) {} // For use with restoreXml
OrPattern(void) {} // For use with decode
OrPattern(DisjointPattern *a,DisjointPattern *b);
OrPattern(const vector<DisjointPattern *> &list);
virtual ~OrPattern(void);
@ -166,8 +166,8 @@ public:
virtual Pattern *doOr(const Pattern *b,int4 sa) const;
virtual Pattern *doAnd(const Pattern *b,int4 sa) const;
virtual Pattern *commonSubPattern(const Pattern *b,int4 sa) const;
virtual void saveXml(ostream &s) const;
virtual void restoreXml(const Element *el);
virtual void encode(Encoder &encoder) const;
virtual void decode(Decoder &decoder);
};
} // End namespace ghidra