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Code Issues Releases Wiki Activity

Simpler LanedRegister collection scheme

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This commit is contained in:
caheckman 2019-11-17 14:12:23 -05:00
parent dddcf4c715
commit 93471fb3ea
9 changed files with 136 additions and 243 deletions
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16
Ghidra/Features/Decompiler/src/decompile/cpp/transform.cc
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@ -276,8 +276,10 @@ bool LanedRegister::restoreXml(const Element *el,const AddrSpaceManager *manage)
}
}
if (laneSizes.empty()) return false;
VarnodeData storage;
storage.space = (AddrSpace *)0;
storage.restoreXml(el, manage);
wholeSize = storage.size;
sizeBitMask = 0;
string::size_type pos = 0;
while(pos != string::npos) {
@ -299,23 +301,11 @@ bool LanedRegister::restoreXml(const Element *el,const AddrSpaceManager *manage)
s >> sz;
if (sz < 0 || sz > 16)
throw LowlevelError("Bad lane size: " + value);
addSize(sz);
addLaneSize(sz);
}
return true;
}
/// In order to return \b true, the storage for \b this must contain the storage for the other
/// LanedRegister, and every lane scheme of the other LanedRegister must also be a lane scheme
/// for \b this.
/// \param op2 is the other LanedRegister to check for containment
/// \return \b true if \b this contains the other register
bool LanedRegister::contains(const LanedRegister &op2) const
{
if (!storage.contains(op2.storage)) return false;
return ((sizeBitMask & op2.sizeBitMask) == op2.sizeBitMask); // Check for containment of lane size sets
}
TransformManager::~TransformManager(void)
{