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Expanded RulePushPtr and RuleExtensionPush

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This commit is contained in:
caheckman 2021-09-09 15:18:06 -04:00
parent 9c952ed154
commit c9ba3640bf
5 changed files with 377 additions and 91 deletions
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16
Ghidra/Features/Decompiler/src/decompile/cpp/ruleaction.hh
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@ -1027,7 +1027,6 @@ public:
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RulePtrArith : public Rule {
static bool verifyAddTreeBottom(PcodeOp *op,int4 slot);
static bool verifyPreferredPointer(PcodeOp *op,int4 slot);
public:
RulePtrArith(const string &g) : Rule(g, 0, "ptrarith") {} ///< Constructor
@ -1037,6 +1036,7 @@ public:
}
virtual void getOpList(vector<uint4> &oplist) const;
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
static int4 evaluatePointerExpression(PcodeOp *op,int4 slot);
};
class RuleStructOffset0 : public Rule {
public:
@ -1049,6 +1049,8 @@ public:
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RulePushPtr : public Rule {
static Varnode *buildVarnodeOut(Varnode *vn,PcodeOp *op,Funcdata &data);
static void collectDuplicateNeeds(vector<PcodeOp *> &reslist,Varnode *vn);
public:
RulePushPtr(const string &g) : Rule(g, 0, "pushptr") {} ///< Constructor
virtual Rule *clone(const ActionGroupList &grouplist) const {
@ -1057,6 +1059,7 @@ public:
}
virtual void getOpList(vector<uint4> &oplist) const;
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
static void duplicateNeed(PcodeOp *op,Funcdata &data);
};
class RulePtraddUndo : public Rule {
public:
@ -1136,6 +1139,17 @@ public:
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RuleExtensionPush : public Rule {
public:
RuleExtensionPush(const string &g) : Rule( g, 0, "extensionpush") {} ///< Constructor
virtual Rule *clone(const ActionGroupList &grouplist) const {
if (!grouplist.contains(getGroup())) return (Rule *)0;
return new RuleExtensionPush(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