yetangitu/ghidra
1
0
Fork 0
mirror of https://github.com/NationalSecurityAgency/ghidra.git synced 2025-10-03 17:59:46 +02:00
Code Issues Releases Wiki Activity

GP-2859 Clearing symbols from HighVariable must set symboldirty

Browse source
This commit is contained in:
caheckman 2022-11-17 18:35:48 -05:00
parent 6ade149f4a
commit 9424fdf208
6 changed files with 25 additions and 21 deletions
Download patch file Download diff file Expand all files Collapse all files

16
Ghidra/Features/Decompiler/src/decompile/cpp/varnode.cc
View file

@ -352,6 +352,22 @@ void Varnode::clearFlags(uint4 fl) const
}
}
/// For \b this Varnode and any others attached to the same HighVariable,
/// remove any SymbolEntry reference and associated properties.
void Varnode::clearSymbolLinks(void)
{
bool foundEntry = false;
for(int4 i=0;i<high->numInstances();++i) {
Varnode *vn = high->getInstance(i);
foundEntry = foundEntry || (vn->mapentry != (SymbolEntry *)0);
vn->mapentry = (SymbolEntry *)0;
vn->clearFlags(Varnode::namelock | Varnode::typelock | Varnode::mapped);
}
if (foundEntry)
high->symbolDirty();
}
/// Directly change the defining PcodeOp and set appropriate dirty bits
/// \param op is the pointer to the new PcodeOp, which can be \b null
void Varnode::setDef(PcodeOp *op)