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GP-2563 SplitDatatype transformer

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caheckman 2023-04-03 19:47:17 -04:00
parent 269ea1ae7a
commit bdf1314b4f
28 changed files with 1699 additions and 161 deletions
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17
Ghidra/Features/Decompiler/src/decompile/cpp/database.cc
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@ -151,25 +151,14 @@ bool SymbolEntry::updateType(Varnode *vn) const
Datatype *SymbolEntry::getSizedType(const Address &inaddr,int4 sz) const
{
uintb off;
int4 off;
if (isDynamic())
off = offset;
else
off = (inaddr.getOffset() - addr.getOffset()) + offset;
off = (int4)(inaddr.getOffset() - addr.getOffset()) + offset;
Datatype *cur = symbol->getType();
do {
if (offset == 0 && cur->getSize() == sz)
return cur;
cur = cur->getSubType(off,&off);
} while(cur != (Datatype *)0);
// else {
// This case occurs if the varnode is a "partial type" of some sort
// This PROBABLY means the varnode shouldn't be considered addrtied
// I.e. it shouldn't be considered part of the same variable as symbol
// }
return (Datatype *)0;
return symbol->getScope()->getArch()->types->getExactPiece(cur, off, sz);
}
/// Give a contained one-line description of \b this storage, suitable for a debug console