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ActionCollectLanedAccess

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caheckman 2019-11-06 10:02:07 -05:00
parent e7c75b663d
commit dddcf4c715
5 changed files with 202 additions and 60 deletions
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14
Ghidra/Features/Decompiler/src/decompile/cpp/transform.hh
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@ -98,6 +98,20 @@ public:
bool operator<(const LanedRegister &op2) const { return (storage < op2.storage); } ///< Compare based on VarnodeData
};
/// \brief Record describing the access of a large Varnode that can be traced to a LanedRegister
class LanedAccess {
const LanedRegister *base; ///< Base register dictating the lane scheme
PcodeOp *op; ///< Operation using the big register
int4 size; ///< Size of the register in bytes
int4 bytePos; ///< Significance position relative to the laned register
public:
LanedAccess(const LanedRegister *b,PcodeOp *o,int4 sz,int4 pos) { base=b; op=o; size=sz; bytePos=pos; } ///< Constructor
const LanedRegister *getBase(void) const { return base; } ///< Get the base LanedRegister being traced
PcodeOp *getOp(void) const { return op; } ///< Get the PcodeOp using the large Varnode
int4 getSize(void) const { return size; } ///< Get the size of the Varnode being accessed
int4 getBytePos(void) const { return bytePos; } ///< Get the significance position relative to the laned register
};
/// \brief Description of logical lanes within a \b big Varnode
///
/// A \b lane is a byte offset and size within a Varnode. Lanes within a