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Code Issues Releases Wiki Activity

GP-2767 Structured pieces

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caheckman 2022-10-27 16:43:58 -04:00
parent b707c2ea6b
commit 535ac7c08d
29 changed files with 834 additions and 210 deletions
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27
Ghidra/Features/Decompiler/src/decompile/cpp/ruleaction.hh
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@ -940,16 +940,6 @@ public:
virtual void getOpList(vector<uint4> &oplist) const;
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RuleEmbed : public Rule {
public:
RuleEmbed(const string &g) : Rule(g, 0, "embed") {} ///< Constructor
virtual Rule *clone(const ActionGroupList &grouplist) const {
if (!grouplist.contains(getGroup())) return (Rule *)0;
return new RuleEmbed(getGroup());
}
virtual void getOpList(vector<uint4> &oplist) const;
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RuleSwitchSingle : public Rule {
public:
RuleSwitchSingle(const string &g) : Rule(g,0,"switchsingle") {} ///< Constructor
@ -1155,6 +1145,23 @@ public:
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RulePieceStructure : public Rule {
/// \brief Markup for Varnodes pieced together into structure/array
static Datatype *determineDatatype(Varnode *vn,int4 &baseOffset);
static bool spanningRange(Datatype *ct,int4 off,int4 size);
static bool convertZextToPiece(PcodeOp *zext,Datatype *structuredType,int4 offset,Funcdata &data);
static bool findReplaceZext(vector<PieceNode> &stack,Datatype *structuredType,Funcdata &data);
static bool separateSymbol(Varnode *root,Varnode *leaf);
public:
RulePieceStructure(const string &g) : Rule( g, 0, "piecestructure") {} ///< Constructor
virtual Rule *clone(const ActionGroupList &grouplist) const {
if (!grouplist.contains(getGroup())) return (Rule *)0;
return new RulePieceStructure(getGroup());
}
virtual void getOpList(vector<uint4> &oplist) const;
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RuleSubNormal : public Rule {
public:
RuleSubNormal(const string &g) : Rule( g, 0, "subnormal") {} ///< Constructor