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Fixes for new out-var rules, unassigned variable detection

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This commit is contained in:
Brian Fiete 2020-09-22 07:44:47 -07:00
parent 6878183873
commit fd3265445d
9 changed files with 56 additions and 30 deletions
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30
IDEHelper/Compiler/BfModule.cpp
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@ -254,7 +254,7 @@ void BfMethodState::LocalDefined(BfLocalVariable* localVar, int fieldIdx, BfLoca
if (assignKind == BfLocalVarAssignKind_None)
assignKind = ((deferredLocalAssignData != NULL) && (deferredLocalAssignData->mLeftBlock)) ? BfLocalVarAssignKind_Conditional : BfLocalVarAssignKind_Unconditional;
if (localVar->mAssignedKind == assignKind)
if (localVar->mAssignedKind >= assignKind)
{
// Leave it alone
}
@ -262,11 +262,7 @@ void BfMethodState::LocalDefined(BfLocalVariable* localVar, int fieldIdx, BfLoca
{
if (fieldIdx >= 0)
{
localVar->mUnassignedFieldFlags &= ~((int64)1 << fieldIdx);
/*if ((localVar->mResolvedTypeRef != NULL) && (localVar->mResolvedTypeRef->IsUnion()))
{
}*/
localVar->mUnassignedFieldFlags &= ~((int64)1 << fieldIdx);
if (localVar->mUnassignedFieldFlags == 0)
{
if (localVar->mAssignedKind == BfLocalVarAssignKind_None)
@ -274,7 +270,7 @@ void BfMethodState::LocalDefined(BfLocalVariable* localVar, int fieldIdx, BfLoca
}
}
else
{
{
localVar->mAssignedKind = assignKind;
}
}
@ -282,16 +278,14 @@ void BfMethodState::LocalDefined(BfLocalVariable* localVar, int fieldIdx, BfLoca
{
BF_ASSERT(deferredLocalAssignData->mVarIdBarrier != -1);
BfAssignedLocal defineVal = {localVar, fieldIdx, assignKind};
auto& assignedLocals = deferredLocalAssignData->mAssignedLocals;
if (!assignedLocals.Contains(defineVal))
assignedLocals.push_back(defineVal);
BfAssignedLocal defineVal = {localVar, fieldIdx, assignKind};
if (!deferredLocalAssignData->Contains(defineVal))
deferredLocalAssignData->mAssignedLocals.push_back(defineVal);
if (ifDeferredLocalAssignData != NULL)
{
auto& assignedLocals = ifDeferredLocalAssignData->mAssignedLocals;
if (!assignedLocals.Contains(defineVal))
assignedLocals.push_back(defineVal);
if (!ifDeferredLocalAssignData->Contains(defineVal))
ifDeferredLocalAssignData->mAssignedLocals.push_back(defineVal);
}
}
}
@ -13894,9 +13888,7 @@ void BfModule::MarkScopeLeft(BfScopeData* scopeData)
if ((deferredLocalAssignData->mScopeData != NULL) && (deferredLocalAssignData->mScopeData->mScopeDepth == scopeData->mScopeDepth))
deferredLocalAssignData->mIsUnconditional = false;
deferredLocalAssignData = deferredLocalAssignData->mChainedAssignData;
}
}
}
// When we leave a scope, mark those as assigned for deferred assignment purposes
@ -13913,8 +13905,10 @@ void BfModule::MarkScopeLeft(BfScopeData* scopeData)
hadAssignment = true;
}
if (!hadAssignment)
{
localDef->mHadExitBeforeAssign = true;
mCurMethodState->LocalDefined(localDef);
mCurMethodState->LocalDefined(localDef);
}
}
}
}