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Code Issues Releases Wiki Activity

Multi-merge functionality

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This commit is contained in:
caheckman 2020-01-27 17:37:53 -05:00
parent cbcfaf54fa
commit 6c6d5f2f1b
9 changed files with 256 additions and 61 deletions
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11
Ghidra/Features/Decompiler/src/decompile/cpp/funcdata_varnode.cc
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@ -899,7 +899,16 @@ bool Funcdata::syncVarnodesWithSymbol(VarnodeLocSet::const_iterator &iter,uint4
vn = *iter++;
if (vn->isFree()) continue;
vnflags = vn->getFlags();
if ((vnflags & mask) != flags) { // We have a change
if (vn->mapentry != (SymbolEntry *)0) { // If there is already an attached SymbolEntry (dynamic)
uint4 localMask = mask & ~Varnode::mapped; // Make sure 'mapped' bit is unchanged
uint4 localFlags = flags & localMask;
if ((vnflags & localMask) != localFlags) {
updateoccurred = true;
vn->setFlags(localFlags);
vn->clearFlags((~localFlags)&localMask);
}
}
else if ((vnflags & mask) != flags) { // We have a change
updateoccurred = true;
vn->setFlags(flags);
vn->clearFlags((~flags)&mask);