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Code Issues Releases Wiki Activity

dominant COPY model working

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This commit is contained in:
caheckman 2019-05-02 08:59:41 -04:00
parent 908632eac0
commit faa69124ab
4 changed files with 89 additions and 23 deletions
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13
Ghidra/Features/Decompiler/src/decompile/cpp/variable.hh
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@ -46,8 +46,8 @@ public:
flagsdirty = 1, ///< Boolean properties for the HighVariable are dirty
typedirty = 2, ///< The data-type for the HighVariable is dirty
coverdirty = 4, ///< The cover for the HighVariable is dirty
copy_in = 8, ///< There exist COPY ops into \b this HighVariable from other HighVariables
copy_processed = 16 ///< COPY ops into \b this HighVariable have been analyzed
copy_in1 = 8, ///< There exists at least 1 COPY into \b this HighVariable from other HighVariables
copy_in2 = 16 ///< There exists at least 2 COPYs into \b this HighVariable from other HighVariables
};
private:
friend class Merge;
@ -63,10 +63,6 @@ private:
void updateFlags(void) const; ///< (Re)derive boolean properties of \b this from the member Varnodes
void updateCover(void) const; ///< (Re)derive the cover of \b this from the member Varnodes
void updateType(void) const; ///< (Re)derive the data-type for \b this from the member Varnodes
void setCopyIn(void) const { highflags |= copy_in; } ///< Mark the existence of COPY ops into \b this
bool hasCopyIn(void) const { return ((highflags&copy_in)!=0); } ///< Are there COPY ops into \b this
bool isCopyProcessed(void) const { return ((highflags&copy_processed)!=0); } ///< Have COPY ops into \b this been processed
void setCopyProcessed(void) const { highflags |= copy_processed; } ///< Mark that \b this has had its COPY ins processed
public:
HighVariable(Varnode *vn); ///< Construct a HighVariable with a single member Varnode
Datatype *getType(void) const { updateType(); return type; } ///< Get the data-type
@ -114,6 +110,11 @@ public:
void setMark(void) const { flags |= Varnode::mark; } ///< Set the mark on this variable
void clearMark(void) const { flags &= ~Varnode::mark; } ///< Clear the mark on this variable
bool isMark(void) const { return ((flags&Varnode::mark)!=0); } ///< Return \b true if \b this is marked
void setCopyIn1(void) const { highflags |= copy_in1; } ///< Mark the existence of one COPY into \b this
void setCopyIn2(void) const { highflags |= copy_in2; } ///< Mark the existence of two COPYs into \b this
void clearCopyIns(void) const { highflags &= ~(copy_in1 | copy_in2); } ///< Clear marks indicating COPYs into \b this
bool hasCopyIn1(void) const { return ((highflags&copy_in1)!=0); } ///< Is there at least one COPY into \b this
bool hasCopyIn2(void) const { return ((highflags&copy_in2)!=0); } ///< Is there at least two COPYs into \b this
/// \brief Determine if \b this HighVariable has an associated cover.
///