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Made $alias$ work for splat parameters to mixins

This commit is contained in:
Brian Fiete 2020-01-22 12:37:44 -08:00
parent 004d5d8d1c
commit 70e751e718
11 changed files with 228 additions and 92 deletions

View file

@ -1136,7 +1136,7 @@ DbgTypedValue DbgExprEvaluator::GetBeefTypeById(int typeId)
{
auto stackFrame = GetStackFrame();
DbgAddrType addrType;
int64 valAddr = member->mCompileUnit->mDbgModule->EvaluateLocation(NULL, member->mLocationData, member->mLocationLen, stackFrame, &addrType);
intptr valAddr = member->mCompileUnit->mDbgModule->EvaluateLocation(NULL, member->mLocationData, member->mLocationLen, stackFrame, &addrType);
if (valAddr != 0)
{
DbgTypedValue typedVal;
@ -1470,12 +1470,12 @@ DbgTypedValue DbgExprEvaluator::GetThis()
if (mDebugTarget->GetValueByName(GetCurrentMethod(), findName, stackFrame, &valAddr, &valType, &addrType))
{
//valType = valType->RemoveModifiers();
return FixThis(ReadTypedValue(valType, valAddr, addrType));
return FixThis(ReadTypedValue(NULL, valType, valAddr, addrType));
}
if (mDebugTarget->GetValueByName(GetCurrentMethod(), "__closure", stackFrame, &valAddr, &valType, &addrType))
{
DbgTypedValue result = ReadTypedValue(valType, valAddr, addrType);
DbgTypedValue result = ReadTypedValue(NULL, valType, valAddr, addrType);
if (!result)
return result;
SetAndRestoreValue<bool> prevIgnoreError(mIgnoreErrors, true);
@ -1849,7 +1849,7 @@ DbgTypedValue DbgExprEvaluator::Cast(BfAstNode* srcNode, const DbgTypedValue& ty
findName += "$d";
if (mDebugTarget->GetValueByName(GetCurrentMethod(), findName, GetStackFrame(), &valAddr, &valType, &addrType))
{
return ReadTypedValue(valType, valAddr, addrType);
return ReadTypedValue(srcNode, valType, valAddr, addrType);
}
}
@ -2535,7 +2535,7 @@ DbgTypedValue DbgExprEvaluator::DoLookupField(BfAstNode* targetSrc, DbgTypedValu
if (checkMember->mLocationLen != 0)
{
DbgAddrType addrType;
int64 valAddr = checkMember->mCompileUnit->mDbgModule->EvaluateLocation(NULL, checkMember->mLocationData, checkMember->mLocationLen, stackFrame, &addrType);
intptr valAddr = checkMember->mCompileUnit->mDbgModule->EvaluateLocation(NULL, checkMember->mLocationData, checkMember->mLocationLen, stackFrame, &addrType);
if ((language == DbgLanguage_Beef) && (checkMember->mType->IsConst()) && (checkMember->mType->mTypeParam->IsSizedArray()))
{
// We need an extra deref
@ -2544,11 +2544,11 @@ DbgTypedValue DbgExprEvaluator::DoLookupField(BfAstNode* targetSrc, DbgTypedValu
if (checkMember->mIsConst)
addrType = DbgAddrType_Value;
return ReadTypedValue(checkMember->mType, valAddr, addrType);
return ReadTypedValue(targetSrc, checkMember->mType, valAddr, addrType);
}
else if (checkMember->mIsConst)
{
return ReadTypedValue(checkMember->mType, (uint64)&checkMember->mConstValue, DbgAddrType_Local);
return ReadTypedValue(targetSrc, checkMember->mType, (uint64)&checkMember->mConstValue, DbgAddrType_Local);
}
else if (checkMember->mIsStatic)
{
@ -2583,14 +2583,14 @@ DbgTypedValue DbgExprEvaluator::DoLookupField(BfAstNode* targetSrc, DbgTypedValu
}
else if ((targetPtr == 0) && (target.mPtr != 0) && (!target.mType->HasPointer()))
{
typedValue = ReadTypedValue(checkMember->mType, (uint64)&target.mPtr + checkMember->mMemberOffset, DbgAddrType_Local);
typedValue = ReadTypedValue(targetSrc, checkMember->mType, (uint64)&target.mPtr + checkMember->mMemberOffset, DbgAddrType_Local);
}
else
{
if (target.mType->HasPointer())
targetPtr = target.mPtr;
typedValue = ReadTypedValue(checkMember->mType, targetPtr + checkMember->mMemberOffset, DbgAddrType_Target);
typedValue = ReadTypedValue(targetSrc, checkMember->mType, targetPtr + checkMember->mMemberOffset, DbgAddrType_Target);
}
if (checkMember->mBitSize != 0)
@ -2850,10 +2850,44 @@ void DbgExprEvaluator::Visit(BfAstNode* node)
Fail("Invalid debug expression", node);
}
DbgTypedValue DbgExprEvaluator::ReadTypedValue(DbgType* dbgType, uint64 valAddr, DbgAddrType addrType)
DbgTypedValue DbgExprEvaluator::ReadTypedValue(BfAstNode* targetSrc, DbgType* dbgType, uint64 valAddr, DbgAddrType addrType)
{
bool failedReadMemory = false;
if (addrType == DbgAddrType_Alias)
{
String findName = (const char*)valAddr;
if (targetSrc == NULL)
return DbgTypedValue();
auto source = targetSrc->GetSourceData();
auto bfParser = source->ToParser();
if (bfParser == NULL)
return DbgTypedValue();
auto identifierNode = source->mAlloc.Alloc<BfIdentifierNode>();
int srcStart = bfParser->AllocChars(findName.length());
memcpy((char*)source->mSrc + srcStart, findName.c_str(), findName.length());
identifierNode->Init(srcStart, srcStart, srcStart + findName.length());
SetAndRestoreValue<bool> prevIgnoreErrors(mIgnoreErrors, true);
auto result = LookupIdentifier(identifierNode);
if (result)
return result;
// Allow lookup in calling method if we are inlined (for mixin references)
auto currentMethod = GetCurrentMethod();
if ((currentMethod != NULL) && (currentMethod->mInlineeInfo != NULL))
{
SetAndRestoreValue<int> preCallstackIdx(mCallStackIdx);
mCallStackIdx++;
result = LookupIdentifier(identifierNode);
}
return result;
}
if (addrType == DbgAddrType_LocalSplat)
{
DbgTypedValue val;
@ -2866,7 +2900,7 @@ DbgTypedValue DbgExprEvaluator::ReadTypedValue(DbgType* dbgType, uint64 valAddr,
if (addrType == DbgAddrType_TargetDeref)
{
DbgTypedValue result = ReadTypedValue(dbgType, valAddr, DbgAddrType_Target);
DbgTypedValue result = ReadTypedValue(targetSrc, dbgType, valAddr, DbgAddrType_Target);
if ((result.mType != NULL) && (result.mType->IsPointer()))
{
result.mType = result.mType->mTypeParam;
@ -2945,7 +2979,7 @@ DbgTypedValue DbgExprEvaluator::ReadTypedValue(DbgType* dbgType, uint64 valAddr,
if (dbgType->mTypeCode == DbgType_Bitfield)
{
DbgType* underlyingType = dbgType->mTypeParam;
DbgTypedValue result = ReadTypedValue(dbgType->mTypeParam, valAddr, addrType);
DbgTypedValue result = ReadTypedValue(targetSrc, dbgType->mTypeParam, valAddr, addrType);
result.mType = dbgType;
auto dbgBitfieldType = (DbgBitfieldType*)dbgType;
@ -3084,7 +3118,7 @@ DbgTypedValue DbgExprEvaluator::ReadTypedValue(DbgType* dbgType, uint64 valAddr,
break;
case DbgType_Enum:
result = ReadTypedValue(dbgType->mTypeParam, valAddr, addrType);
result = ReadTypedValue(targetSrc, dbgType->mTypeParam, valAddr, addrType);
if (result)
result.mType = dbgType;
break;
@ -3632,7 +3666,7 @@ DbgTypedValue DbgExprEvaluator::LookupIdentifier(BfAstNode* identifierNode, bool
{
if (mSubjectValue.mSrcAddress != 0)
{
auto refreshVal = ReadTypedValue(mSubjectValue.mType, mSubjectValue.mSrcAddress, DbgAddrType_Target);
auto refreshVal = ReadTypedValue(identifierNode, mSubjectValue.mType, mSubjectValue.mSrcAddress, DbgAddrType_Target);
if (refreshVal)
mSubjectValue = refreshVal;
}
@ -3678,7 +3712,7 @@ DbgTypedValue DbgExprEvaluator::LookupIdentifier(BfAstNode* identifierNode, bool
//bool isLocal = !valIsAddr;
//if (valType->IsCompositeType())
//isLocal = false;
return ReadTypedValue(valType, valAddr, addrType);
return ReadTypedValue(identifierNode, valType, valAddr, addrType);
}
}
}
@ -3693,7 +3727,7 @@ DbgTypedValue DbgExprEvaluator::LookupIdentifier(BfAstNode* identifierNode, bool
//bool valIsAddr = false;
if (mDebugTarget->GetValueByName(GetCurrentMethod(), "__closure", stackFrame, &valAddr, &valType, &addrType))
{
DbgTypedValue closureValue = ReadTypedValue(valType, valAddr, addrType);
DbgTypedValue closureValue = ReadTypedValue(identifierNode, valType, valAddr, addrType);
if (closureValue)
{
SetAndRestoreValue<bool> prevIgnoreError(mIgnoreErrors, true);
@ -4634,7 +4668,7 @@ void DbgExprEvaluator::Visit(BfIndexerExpression* indexerExpr)
return;
}
auto result = ReadTypedValue(typeVariable->mType, collection.mPtr + typeVariable->mMemberOffset + (idx * typeVariable->mType->GetStride()), DbgAddrType_Target);
auto result = ReadTypedValue(indexerExpr, typeVariable->mType, collection.mPtr + typeVariable->mMemberOffset + (idx * typeVariable->mType->GetStride()), DbgAddrType_Target);
if (mResult.mIsReadOnly)
result.mIsReadOnly = true;
mResult = result;
@ -4713,7 +4747,7 @@ void DbgExprEvaluator::Visit(BfIndexerExpression* indexerExpr)
}
auto memberType = collection.mType->mTypeParam;
auto result = ReadTypedValue(memberType, target + indexArgument.GetInt64() * memberType->GetStride(), DbgAddrType_Target);
auto result = ReadTypedValue(indexerExpr, memberType, target + indexArgument.GetInt64() * memberType->GetStride(), DbgAddrType_Target);
if (mResult.mIsReadOnly)
result.mIsReadOnly = true;
mResult = result;
@ -4859,19 +4893,21 @@ void DbgExprEvaluator::LookupSplatMember(const DbgTypedValue& target, const Stri
{
if (mReferenceId != NULL)
*mReferenceId = findName;
mResult = ReadTypedValue(valType, valAddr, addrType);
mResult = ReadTypedValue(NULL, valType, valAddr, addrType);
return;
}
}
}
}
void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* lookupNode, const DbgTypedValue& target, const StringImpl& fieldName, String* outFindName, bool* outIsConst)
void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* lookupNode, const DbgTypedValue& target, const StringImpl& fieldName, String* outFindName, bool* outIsConst, StringImpl* forceName)
{
/*DbgVariable* dbgVariable = (DbgVariable*)target.mVariable;
if (dbgVariable != NULL)
return LookupSplatMember(target, fieldName);*/
auto curMethod = GetCurrentMethod();
while (auto parenNode = BfNodeDynCast<BfParenthesizedExpression>(lookupNode))
lookupNode = parenNode->mExpression;
@ -4882,8 +4918,8 @@ void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* looku
{
//
}
else
{
else if (forceName == NULL)
{
if (outFindName != NULL)
*outFindName = splatLookupEntry->mFindName;
if (outIsConst != NULL)
@ -4938,6 +4974,9 @@ void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* looku
else
return;
}
if (forceName != NULL)
findName = *forceName;
CPUStackFrame* stackFrame = GetStackFrame();
intptr valAddr;
@ -4974,15 +5013,34 @@ void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* looku
}
if (!foundParent)
{
if (!mDebugTarget->GetValueByName(GetCurrentMethod(), findName, stackFrame, &valAddr, &valType, &addrType))
{
if (!mDebugTarget->GetValueByName(curMethod, findName, stackFrame, &valAddr, &valType, &addrType))
return;
if (addrType == DbgAddrType_Alias)
{
findName = (const char*)valAddr;
if (!mDebugTarget->GetValueByName(curMethod, findName, stackFrame, &valAddr, &valType, &addrType))
{
if (curMethod->mInlineeInfo != NULL)
{
// Look outside to inline
SetAndRestoreValue<int> prevStackIdx(mCallStackIdx, mCallStackIdx + 1);
LookupSplatMember(targetNode, lookupNode, target, fieldName, outFindName, outIsConst, &findName);
return;
}
return;
}
}
if (addrType == DbgAddrType_LocalSplat)
{
DbgVariable* dbgVariable = (DbgVariable*)valAddr;
// Use real name, in case of aliases
findName = dbgVariable->mName;
}
}
}
if ((wasCast) && (valType != NULL))
@ -5048,7 +5106,7 @@ void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* looku
if (outIsConst != NULL)
*outIsConst = wantConst;
if (mDebugTarget->GetValueByName(GetCurrentMethod(), findName, stackFrame, &valAddr, &valType, &addrType))
if (mDebugTarget->GetValueByName(curMethod, findName, stackFrame, &valAddr, &valType, &addrType))
{
BF_ASSERT(valType != NULL);
@ -5061,7 +5119,7 @@ void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* looku
// Set readonly if the original value was const
memberType = mDbgModule->GetConstType(valType);
}*/
mResult = ReadTypedValue(memberType, valAddr, addrType);
mResult = ReadTypedValue(targetNode, memberType, valAddr, addrType);
if (wantConst)
{
// Set readonly if the original value was const
@ -5073,6 +5131,14 @@ void DbgExprEvaluator::LookupSplatMember(BfAstNode* targetNode, BfAstNode* looku
{
if (target.mSrcAddress == -1)
{
// if (curMethod->mInlineeInfo != NULL)
// {
// // Look outside to inline
// SetAndRestoreValue<int> prevStackIdx(mCallStackIdx, mCallStackIdx + 1);
// LookupSplatMember(targetNode, lookupNode, target, fieldName, outFindName, outIsConst, true);
// return;
// }
if (!memberType->IsStruct())
Fail("Failed to lookup splat member", (lookupNode != NULL) ? lookupNode : targetNode);
@ -6348,7 +6414,7 @@ void DbgExprEvaluator::PerformUnaryExpression(BfAstNode* opToken, BfUnaryOp unar
Fail("Operator can only be used on pointer values", opToken);
return;
}
mResult = ReadTypedValue(type->mTypeParam, mResult.mPtr, DbgAddrType_Target);
mResult = ReadTypedValue(opToken, type->mTypeParam, mResult.mPtr, DbgAddrType_Target);
}
break;
case BfUnaryOp_AddressOf:
@ -6529,7 +6595,7 @@ DbgTypedValue DbgExprEvaluator::CreateCall(DbgSubprogram* method, DbgTypedValue
auto returnType = method->mReturnType->RemoveModifiers(&hadRef);
if (hadRef)
{
returnVal = ReadTypedValue(returnType, returnVal.mPtr, DbgAddrType_Target);
returnVal = ReadTypedValue(NULL, returnType, returnVal.mPtr, DbgAddrType_Target);
returnVal.mType = returnType;
}
}
@ -6689,7 +6755,7 @@ DbgTypedValue DbgExprEvaluator::CreateCall(BfAstNode* targetSrc, DbgTypedValue t
if (!type->IsCompositeType())
{
auto elemTypedValue = ReadTypedValue(type, typedVal.mSrcAddress, DbgAddrType_Target);
auto elemTypedValue = ReadTypedValue(targetSrc, type, typedVal.mSrcAddress, DbgAddrType_Target);
DbgMethodArgument methodArg;
methodArg.mTypedValue = elemTypedValue;
argPushQueue.push_back(methodArg);