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Code Issues Releases Wiki Activity

Performing ActionSetCasts much later

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This commit is contained in:
caheckman 2019-11-01 10:12:31 -04:00
parent 5fbbef38ac
commit cbbfc9ca18
2 changed files with 16 additions and 3 deletions
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17
Ghidra/Features/Decompiler/src/decompile/cpp/varmap.cc
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@ -666,8 +666,21 @@ void AliasChecker::gatherAdditiveBase(Varnode *startvn,vector<AddBase> &addbase)
vnqueue.push_back(AddBase(subvn,indexvn));
}
break;
case CPUI_INT_ADD:
case CPUI_INT_SUB:
if (vn == op->getIn(1)) { // Subtracting the pointer
nonadduse = true;
break;
}
othervn = op->getIn(1);
if (!othervn->isConstant())
indexvn = othervn;
subvn = op->getOut();
if (!subvn->isMark()) {
subvn->setMark();
vnqueue.push_back(AddBase(subvn,indexvn));
}
break;
case CPUI_INT_ADD:
case CPUI_PTRADD:
othervn = op->getIn(1); // Check if something else is being added in besides a constant
if (othervn == vn)
@ -820,7 +833,7 @@ void MapState::reconcileDatatypes(void)
Datatype *curDatatype = curHint->type;
if (curDatatype->typeOrder(*startDatatype) < 0) // Take the most specific variant of data-type
startDatatype = curDatatype;
if (curHint->compare(*startHint) != 0)
if (curHint->compare(*newList.back()) != 0)
newList.push_back(curHint); // Keep the current hint if it is otherwise different
}
else {