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GP-2291 Support for unions through partial containers

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This commit is contained in:
caheckman 2022-08-24 11:46:46 -04:00
parent d3efd60d54
commit cb9c12894e
21 changed files with 678 additions and 182 deletions
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4
Ghidra/Features/Decompiler/src/decompile/cpp/unionresolve.cc
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@ -39,6 +39,8 @@ ResolvedUnion::ResolvedUnion(Datatype *parent)
ResolvedUnion::ResolvedUnion(Datatype *parent,int4 fldNum,TypeFactory &typegrp)
{
if (parent->getMetatype() == TYPE_PARTIALUNION)
parent = ((TypePartialUnion *)parent)->getParentUnion();
baseType = parent;
fieldNum = fldNum;
lock = false;
@ -67,6 +69,8 @@ ResolveEdge::ResolveEdge(const Datatype *parent,const PcodeOp *op,int4 slot)
typeId = ((TypePointer *)parent)->getPtrTo()->getId(); // Strip pointer
encoding += 0x1000; // Encode the fact that a pointer is getting accessed
}
else if (parent->getMetatype() == TYPE_PARTIALUNION)
typeId = ((TypePartialUnion *)parent)->getParentUnion()->getId();
else
typeId = parent->getId();
}