void ReturnStatement::llvmCompileToBuilder( CG::BasicBlockBuilder &basicBlockBuilder, CG::Diagnostics &diagnostics ) const
{
try
{
CG::ReturnInfo const &returnInfo = basicBlockBuilder.getFunctionBuilder().getScope().getReturnInfo();
if ( basicBlockBuilder->GetInsertBlock()->getTerminator() )
throw CG::Error( getLocation(), "unreachable code" );
CG::ExprValue returnExprValue( CG::ExprValue( basicBlockBuilder.getContext() ) );
if ( m_expr )
{
if ( !returnInfo )
throw CG::Error( getLocation(), "functions with no return types do not return values" );
returnExprValue = m_expr->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, "cannot be assigned to" );
}
else
{
if ( returnInfo )
throw CG::Error( getLocation(), "function must return a value" );
}
basicBlockBuilder.getScope().llvmReturn( basicBlockBuilder, returnExprValue );
}
catch ( Exception e )
{
addError( diagnostics, e );
}
}
CG::ExprValue MethodOp::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
{
CG::Function const *function = getFunction( basicBlockBuilder );
CG::ParamVector const &functionParams = function->getParams();
try
{
CG::Usage thisUsage = functionParams[0].getUsage();
std::vector<CG::Usage> argUsages;
for ( size_t i=1; i<functionParams.size(); ++i )
argUsages.push_back( functionParams[i].getUsage() );
std::vector<CG::ExprValue> argExprValues;
CG::ExprValue thisExprValue = m_expr->buildExprValue( basicBlockBuilder, thisUsage, "cannot be modified" );
argExprValues.push_back( thisExprValue );
m_args->appendExprValues( basicBlockBuilder, argUsages, argExprValues, "cannot be used as an io argument" );
CG::ExprValue callResultExprValue = function->llvmCreateCall( basicBlockBuilder, argExprValues );
CG::ExprValue result( basicBlockBuilder.getContext() );
if ( function->getReturnInfo().getExprType() )
result = callResultExprValue;
else result = thisExprValue;
return result.castTo( basicBlockBuilder, usage );
}
catch ( CG::Error e )
{
throw "calling method " + _(m_name) + " of type " + _(functionParams[0].getAdapter()->getUserName()) + ": " + e;
}
catch ( Exception e )
{
throw CG::Error( getLocation(), "calling method " + _(m_name) + " of type " + _(functionParams[0].getAdapter()->getUserName()) + ": " + e );
}
}
CG::ExprValue ConstFloat::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
{
if ( usage == CG::USAGE_LVALUE )
throw Exception( "constants cannot be used as l-values" );
RC::ConstHandle<CG::FloatAdapter> floatAdapter = basicBlockBuilder.getManager()->getFloat64Adapter();
floatAdapter->llvmCompileToModule( basicBlockBuilder.getModuleBuilder() );
double value = Util::parseDouble( m_valueString );
return CG::ExprValue( floatAdapter, CG::USAGE_RVALUE, basicBlockBuilder.getContext(), floatAdapter->llvmConst( basicBlockBuilder.getContext(), value ) );
}
void ArrayProducerAdapter::llvmRelease( CG::BasicBlockBuilder &basicBlockBuilder, llvm::Value *rValue ) const
{
RC::Handle<Context> context = basicBlockBuilder.getContext();
std::vector<llvm::Type *> argTypes;
argTypes.push_back( llvmRType( context ) );
llvm::FunctionType *funcType = llvm::FunctionType::get( llvm::Type::getVoidTy( context->getLLVMContext() ), argTypes, false );
llvm::Constant *func = basicBlockBuilder.getModuleBuilder()->getOrInsertFunction( "__"+getCodeName()+"__Release", funcType );
basicBlockBuilder->CreateCall( func, rValue );
}
CG::ExprValue CreateConstValue::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
{
if ( usage == CG::USAGE_LVALUE )
throw Exception( "cannot be used as l-values" );
CG::ExprType childExprType = m_child->getExprType( basicBlockBuilder );
RC::ConstHandle<CG::ValueProducerAdapter> valueProducerAdapter = basicBlockBuilder.getManager()->getValueProducerOf( childExprType.getAdapter() );
RC::Handle<CG::Context> context = basicBlockBuilder.getContext();
llvm::LLVMContext &llvmContext = context->getLLVMContext();
std::vector<llvm::Type const *> argTypes;
argTypes.push_back( llvm::Type::getInt8PtrTy( llvmContext ) );
argTypes.push_back( llvm::Type::getInt8PtrTy( llvmContext ) );
argTypes.push_back( valueProducerAdapter->llvmLType( context ) );
llvm::FunctionType const *funcType = llvm::FunctionType::get( llvm::Type::getVoidTy( llvmContext ), argTypes, false );
llvm::Constant *func = basicBlockBuilder.getModuleBuilder()->getOrInsertFunction( "__MR_CreateConstValue", funcType );
CG::ExprValue childExprRValue = m_child->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
llvm::Value *childExprLValue = childExprType.getAdapter()->llvmRValueToLValue( basicBlockBuilder, childExprRValue.getValue() );
llvm::Value *resultLValue = valueProducerAdapter->llvmAlloca( basicBlockBuilder, "result" );
valueProducerAdapter->llvmInit( basicBlockBuilder, resultLValue );
basicBlockBuilder.getScope().put(
CG::VariableSymbol::Create(
CG::ExprValue(
valueProducerAdapter,
CG::USAGE_LVALUE,
context,
resultLValue
)
)
);
basicBlockBuilder->CreateCall3(
func,
valueProducerAdapter->llvmAdapterPtr( basicBlockBuilder ),
basicBlockBuilder->CreatePointerCast(
childExprLValue,
llvm::Type::getInt8PtrTy( llvmContext )
),
resultLValue
);
return CG::ExprValue(
valueProducerAdapter,
CG::USAGE_RVALUE,
context,
valueProducerAdapter->llvmLValueToRValue( basicBlockBuilder, resultLValue )
);
}
void ArrayProducerAdapter::llvmProduce0(
CG::BasicBlockBuilder &basicBlockBuilder,
llvm::Value *arrayProducerRValue,
llvm::Value *dstLValue
) const
{
RC::Handle<Context> context = basicBlockBuilder.getContext();
std::vector<llvm::Type *> argTypes;
argTypes.push_back( basicBlockBuilder->getInt8PtrTy() );
argTypes.push_back( llvmRType( context ) );
argTypes.push_back( m_elementVariableArrayAdapter->llvmLType( context ) );
llvm::FunctionType *funcType = llvm::FunctionType::get( llvm::Type::getVoidTy( context->getLLVMContext() ), argTypes, false );
llvm::Constant *func = basicBlockBuilder.getModuleBuilder()->getOrInsertFunction( "__"+getCodeName()+"__Produce0", funcType );
basicBlockBuilder->CreateCall3( func, llvmAdapterPtr( basicBlockBuilder ), arrayProducerRValue, dstLValue );
}
CG::ExprValue CreateValueCache::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
{
if ( usage == CG::USAGE_LVALUE )
throw Exception( "cannot be used as l-values" );
RC::Handle<CG::Context> context = basicBlockBuilder.getContext();
llvm::LLVMContext &llvmContext = context->getLLVMContext();
CG::ExprType inputExprType = m_input->getExprType( basicBlockBuilder );
if ( !RT::isValueProducer( inputExprType.getAdapter()->getType() ) )
throw CG::Error( getLocation(), "input must be a value producer" );
RC::ConstHandle<CG::ValueProducerAdapter> valueProducerAdapter = RC::ConstHandle<CG::ValueProducerAdapter>::StaticCast( inputExprType.getAdapter() );
RC::ConstHandle<CG::Adapter> valueAdapter = valueProducerAdapter->getValueAdapter();
CG::ExprValue inputExprRValue = m_input->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
llvm::Value *resultLValue = valueProducerAdapter->llvmAlloca( basicBlockBuilder, "result" );
valueProducerAdapter->llvmInit( basicBlockBuilder, resultLValue );
basicBlockBuilder.getScope().put(
CG::VariableSymbol::Create(
CG::ExprValue(
valueProducerAdapter,
CG::USAGE_LVALUE,
context,
resultLValue
)
)
);
std::vector<llvm::Type const *> argTypes;
argTypes.push_back( valueProducerAdapter->llvmLType( context ) );
argTypes.push_back( valueProducerAdapter->llvmLType( context ) );
llvm::FunctionType const *funcType = llvm::FunctionType::get( llvm::Type::getVoidTy( llvmContext ), argTypes, false );
llvm::Constant *func = basicBlockBuilder.getModuleBuilder()->getOrInsertFunction( "__MR_CreateValueCache", funcType );
basicBlockBuilder->CreateCall2(
func,
inputExprRValue.getValue(),
resultLValue
);
return CG::ExprValue(
valueProducerAdapter,
CG::USAGE_RVALUE,
context,
valueProducerAdapter->llvmLValueToRValue( basicBlockBuilder, resultLValue )
);
}
CG::ExprValue ConstString::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
{
if ( usage == CG::USAGE_LVALUE )
throw Exception( "constants cannot be used as l-values" );
std::string unquotedValue;
try
{
unquotedValue = Util::parseQuotedString( m_value );
}
catch ( Exception e )
{
throw CG::Error( getLocation(), e.getDesc() + "(" + m_value + ")" );
}
RC::ConstHandle<CG::ConstStringAdapter> constStringAdapter = basicBlockBuilder.getManager()->getConstStringAdapter();
constStringAdapter->llvmCompileToModule( basicBlockBuilder.getModuleBuilder() );
RC::ConstHandle<CG::StringAdapter> stringAdapter = basicBlockBuilder.getManager()->getStringAdapter();
stringAdapter->llvmCompileToModule( basicBlockBuilder.getModuleBuilder() );
return CG::ExprValue( constStringAdapter, CG::USAGE_RVALUE, basicBlockBuilder.getContext(), constStringAdapter->llvmConst( basicBlockBuilder, unquotedValue.data(), unquotedValue.length() ) ).castTo( basicBlockBuilder, stringAdapter );
}
CG::ExprValue CreateArrayGenerator::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
{
if ( usage == CG::USAGE_LVALUE )
throw Exception( "cannot be used as l-values" );
RC::Handle<CG::Context> context = basicBlockBuilder.getContext();
llvm::LLVMContext &llvmContext = context->getLLVMContext();
RC::ConstHandle<CG::SizeAdapter> sizeAdapter = basicBlockBuilder.getManager()->getSizeAdapter();
RC::ConstHandle<CG::Symbol> operatorSymbol = basicBlockBuilder.getScope().get( m_operatorName );
if ( !operatorSymbol )
throw CG::Error( getLocation(), _(m_operatorName) + ": operator not found" );
if ( !operatorSymbol->isPencil() )
throw CG::Error( getLocation(), _(m_operatorName) + ": not an operator" );
RC::ConstHandle<CG::PencilSymbol> pencil = RC::ConstHandle<CG::PencilSymbol>::StaticCast( operatorSymbol );
CG::Function const *function = pencil->getUniqueFunction( getLocation(), "operator " + _(m_operatorName) );
std::vector<CG::FunctionParam> const &operatorParams = function->getParams();
if ( operatorParams.size() < 1 )
throw MR::ArrayGeneratorOperator::GetPrototypeException();
CG::ExprType countExprType = m_count->getExprType( basicBlockBuilder );
if ( !RT::isValueProducer( countExprType.getAdapter()->getType() ) )
throw CG::Error( getLocation(), "count must be a value producer" );
RC::ConstHandle<CG::ValueProducerAdapter> countValueProducerAdapter = RC::ConstHandle<CG::ValueProducerAdapter>::StaticCast( countExprType.getAdapter() );
RC::ConstHandle<CG::Adapter> countAdapter = countValueProducerAdapter->getValueAdapter();
if ( countAdapter != sizeAdapter )
throw CG::Error( getLocation(), "count value type must be 'Size'" );
CG::ExprValue countValueProducerExprValue = m_count->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
if ( operatorParams[0].getUsage() != CG::USAGE_LVALUE )
throw CG::Error( getLocation(), "operator value parameter must be an 'io' parameter" );
RC::ConstHandle<CG::Adapter> outputAdapter = operatorParams[0].getAdapter();
RC::ConstHandle<CG::ArrayProducerAdapter> outputArrayProducerAdapter = basicBlockBuilder.getManager()->getArrayProducerOf( outputAdapter );
llvm::Value *resultLValue = outputArrayProducerAdapter->llvmAlloca( basicBlockBuilder, "result" );
outputArrayProducerAdapter->llvmInit( basicBlockBuilder, resultLValue );
basicBlockBuilder.getScope().put(
CG::VariableSymbol::Create(
CG::ExprValue(
outputArrayProducerAdapter,
CG::USAGE_LVALUE,
context,
resultLValue
)
)
);
bool needCall = true;
if ( operatorParams.size() >= 2 )
{
if ( operatorParams[1].getAdapter() != sizeAdapter )
throw CG::Error( getLocation(), "operator index parameter type (" + operatorParams[1].getAdapter()->getUserName() + ") must be 'Size'" );
if ( operatorParams[1].getUsage() != CG::USAGE_RVALUE )
throw CG::Error( getLocation(), "operator index parameter must be an 'in' parameter" );
if ( operatorParams.size() >= 3 )
{
if ( operatorParams[2].getAdapter() != sizeAdapter )
throw CG::Error( getLocation(), "operator index parameter type (" + operatorParams[2].getAdapter()->getUserName() + ") must be 'Size'" );
if ( operatorParams[2].getUsage() != CG::USAGE_RVALUE )
throw CG::Error( getLocation(), "operator index parameter must be an 'in' parameter" );
if ( operatorParams.size() >= 4 )
{
if ( operatorParams.size() > 4 )
throw MR::ArrayGeneratorOperator::GetPrototypeException();
if ( !m_shared )
throw CG::Error( getLocation(), "operator takes a shared value but no shared value is provided" );
CG::ExprType sharedExprType = m_shared->getExprType( basicBlockBuilder );
if ( !RT::isValueProducer( sharedExprType.getAdapter()->getType() ) )
throw CG::Error( getLocation(), "shared value must be a value producer" );
RC::ConstHandle<CG::ValueProducerAdapter> sharedValueProducerAdapter = RC::ConstHandle<CG::ValueProducerAdapter>::StaticCast( sharedExprType.getAdapter() );
RC::ConstHandle<CG::Adapter> sharedAdapter = sharedValueProducerAdapter->getValueAdapter();
if ( operatorParams[3].getAdapter() != sharedAdapter )
throw CG::Error( getLocation(), "operator shared value parameter type (" + operatorParams[3].getAdapter()->getUserName() + ") does not match shared value type (" + sharedAdapter->getUserName() + ")" );
if ( operatorParams[3].getUsage() != CG::USAGE_RVALUE )
throw CG::Error( getLocation(), "operator shared value parameter must be an 'in' parameter" );
CG::ExprValue sharedExprRValue = m_shared->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
std::vector<llvm::Type const *> argTypes;
argTypes.push_back( llvm::Type::getInt8PtrTy( llvmContext ) ); // function
argTypes.push_back( sizeAdapter->llvmRType( context ) ); // numParams
argTypes.push_back( countValueProducerAdapter->llvmLType( context ) ); // count value producer
argTypes.push_back( sharedValueProducerAdapter->llvmLType( context ) ); // shared value producer
argTypes.push_back( llvm::Type::getInt8PtrTy( llvmContext ) ); // output array producer adapter
argTypes.push_back( outputArrayProducerAdapter->llvmLType( context ) ); // output array producer
llvm::FunctionType const *funcType = llvm::FunctionType::get( llvm::Type::getVoidTy( llvmContext ), argTypes, false );
llvm::Constant *func = basicBlockBuilder.getModuleBuilder()->getOrInsertFunction( "__MR_CreateArrayGenerator_4", funcType );
std::vector<llvm::Value *> args;
args.push_back( basicBlockBuilder->CreateBitCast(
function->getLLVMFunction(),
llvm::Type::getInt8PtrTy( llvmContext )
) );
args.push_back( sizeAdapter->llvmConst( context, operatorParams.size() ) );
args.push_back( countValueProducerExprValue.getValue() );
args.push_back( sharedExprRValue.getValue() );
args.push_back( outputArrayProducerAdapter->llvmAdapterPtr( basicBlockBuilder ) );
args.push_back( resultLValue );
basicBlockBuilder->CreateCall( func, args.begin(), args.end() );
needCall = false;
}
}
}
if ( needCall )
{
std::vector<llvm::Type const *> argTypes;
argTypes.push_back( llvm::Type::getInt8PtrTy( llvmContext ) ); // function
argTypes.push_back( sizeAdapter->llvmRType( context ) ); // numParams
argTypes.push_back( countValueProducerAdapter->llvmLType( context ) ); // count value producer
argTypes.push_back( llvm::Type::getInt8PtrTy( llvmContext ) ); // output array producer adapter
argTypes.push_back( outputArrayProducerAdapter->llvmLType( context ) ); // output array producer
llvm::FunctionType const *funcType = llvm::FunctionType::get( llvm::Type::getVoidTy( llvmContext ), argTypes, false );
llvm::Constant *func = basicBlockBuilder.getModuleBuilder()->getOrInsertFunction( "__MR_CreateArrayGenerator_3", funcType );
std::vector<llvm::Value *> args;
args.push_back( basicBlockBuilder->CreateBitCast(
function->getLLVMFunction(),
llvm::Type::getInt8PtrTy( llvmContext )
) );
args.push_back( sizeAdapter->llvmConst( context, operatorParams.size() ) );
args.push_back( countValueProducerExprValue.getValue() );
args.push_back( outputArrayProducerAdapter->llvmAdapterPtr( basicBlockBuilder ) );
args.push_back( resultLValue );
basicBlockBuilder->CreateCall( func, args.begin(), args.end() );
}
return CG::ExprValue(
outputArrayProducerAdapter,
CG::USAGE_RVALUE,
context,
outputArrayProducerAdapter->llvmLValueToRValue( basicBlockBuilder, resultLValue )
);
}
CG::ExprValue IndexOp::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
{
CG::ExprValue result( basicBlockBuilder.getContext() );
try
{
CG::ExprValue arrayExprValue = m_expr->buildExprValue( basicBlockBuilder, usage, lValueErrorDesc );
RC::ConstHandle<CG::Adapter> adapter = arrayExprValue.getAdapter();
if ( RT::isArray( arrayExprValue.getAdapter()->getType() ) )
{
RC::ConstHandle<CG::ArrayAdapter> arrayAdapter = RC::ConstHandle<CG::ArrayAdapter>::StaticCast( adapter );
CG::ExprValue indexExprValue = m_indexExpr->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
RC::ConstHandle< CG::SizeAdapter > sizeAdapter = basicBlockBuilder.getManager()->getSizeAdapter();
llvm::Value *indexExprRValue = sizeAdapter->llvmCast( basicBlockBuilder, indexExprValue );
if ( indexExprRValue )
{
switch ( usage )
{
case CG::USAGE_LVALUE:
result = CG::ExprValue(
arrayAdapter->getMemberAdapter(),
CG::USAGE_LVALUE,
basicBlockBuilder.getContext(),
arrayAdapter->llvmNonConstIndexOp(
basicBlockBuilder,
arrayExprValue.getValue(),
indexExprRValue,
&getLocation()
)
);
break;
default:
result = CG::ExprValue(
arrayAdapter->getMemberAdapter(),
CG::USAGE_RVALUE,
basicBlockBuilder.getContext(),
arrayAdapter->llvmConstIndexOp(
basicBlockBuilder,
arrayExprValue.getValue(),
indexExprRValue,
&getLocation()
)
);
break;
}
}
}
else if ( RT::isDict( arrayExprValue.getAdapter()->getType() ) )
{
RC::ConstHandle<CG::DictAdapter> dictAdapter = RC::ConstHandle<CG::DictAdapter>::StaticCast( adapter );
CG::ExprValue indexExprValue = m_indexExpr->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
RC::ConstHandle<CG::ComparableAdapter> keyAdapter = dictAdapter->getKeyAdapter();
llvm::Value *indexExprRValue = keyAdapter->llvmCast( basicBlockBuilder, indexExprValue );
if ( indexExprRValue )
{
switch ( usage )
{
case CG::USAGE_LVALUE:
result = CG::ExprValue(
dictAdapter->getValueAdapter(),
CG::USAGE_LVALUE,
basicBlockBuilder.getContext(),
dictAdapter->llvmGetLValue(
basicBlockBuilder,
arrayExprValue.getValue(),
indexExprRValue
)
);
break;
default:
result = CG::ExprValue(
dictAdapter->getValueAdapter(),
CG::USAGE_RVALUE,
basicBlockBuilder.getContext(),
dictAdapter->llvmGetRValue(
basicBlockBuilder,
arrayExprValue.getValue(),
indexExprRValue
)
);
break;
}
}
}
else throw CG::Error( getLocation(), "only arrays and dictionaries can be indexed" );
}
catch ( CG::Error e )
{
throw e;
}
catch ( Exception e )
{
throw CG::Error( getLocation(), e );
}
return result;
}
void ContainerLoop::llvmCompileToBuilder( CG::BasicBlockBuilder &parentBasicBlockBuilder, CG::Diagnostics &diagnostics ) const
{
try
{
CG::BasicBlockBuilder &basicBlockBuilder = parentBasicBlockBuilder;
RC::Handle<CG::Context> context = parentBasicBlockBuilder.getContext();
CG::ExprValue dictExprValue = m_dictExpr->buildExprValue( parentBasicBlockBuilder, CG::USAGE_UNSPECIFIED, "" );
RC::ConstHandle<CG::Adapter> adapter = dictExprValue.getAdapter();
if ( !RT::isDict( adapter->getType() ) )
throw CG::Error( m_dictExpr->getLocation(), "must be a dictionary" );
RC::ConstHandle<CG::DictAdapter> dictAdapter = RC::ConstHandle<CG::DictAdapter>::StaticCast( adapter );
RC::ConstHandle<CG::ComparableAdapter> keyAdapter = dictAdapter->getKeyAdapter();
RC::ConstHandle<CG::Adapter> valueAdapter = dictAdapter->getValueAdapter();
llvm::Type *nodePtrType = dictAdapter->getLLVMNodePtrType( context );
llvm::Instruction *nodePtrPtr = new llvm::AllocaInst( nodePtrType );
nodePtrPtr->setName( m_keyName );
// [pzion 20111019] We allocate variables at the top of the function
CG::FunctionBuilder &functionBuilder = parentBasicBlockBuilder.getFunctionBuilder();
llvm::BasicBlock &entryBB = functionBuilder->getEntryBlock();
llvm::BasicBlock::iterator it = entryBB.begin();
while ( it != entryBB.end() )
{
if ( !llvm::isa<llvm::AllocaInst>(*it) )
break;
++it;
}
entryBB.getInstList().insert( it, nodePtrPtr );
llvm::Value *bitsPtr = basicBlockBuilder->CreateLoad( dictExprValue.getValue() );
llvm::BasicBlock *startBB = parentBasicBlockBuilder.getFunctionBuilder().createBasicBlock( "containerLoopStart" );
llvm::BasicBlock *checkBB = parentBasicBlockBuilder.getFunctionBuilder().createBasicBlock( "containerLoopCheck" );
llvm::BasicBlock *bodyBB = parentBasicBlockBuilder.getFunctionBuilder().createBasicBlock( "containerLoopBody" );
llvm::BasicBlock *stepBB = parentBasicBlockBuilder.getFunctionBuilder().createBasicBlock( "containerLoopStep" );
llvm::BasicBlock *endBB = parentBasicBlockBuilder.getFunctionBuilder().createBasicBlock( "containerLoopEnd" );
basicBlockBuilder->CreateCondBr(
basicBlockBuilder->CreateIsNotNull( bitsPtr ),
startBB,
endBB
);
// [pzion 20111019] Load bits->firstNode into llvmNodePtrPtr
basicBlockBuilder->SetInsertPoint( startBB );
llvm::Value *firstNodePtrPtr = basicBlockBuilder->CreateStructGEP( bitsPtr, 3 );
llvm::Value *firstNodePtr = basicBlockBuilder->CreateLoad( firstNodePtrPtr );
basicBlockBuilder->CreateStore( firstNodePtr, nodePtrPtr );
basicBlockBuilder->CreateBr( checkBB );
basicBlockBuilder->SetInsertPoint( checkBB );
llvm::Value *nodePtr = basicBlockBuilder->CreateLoad( nodePtrPtr );
basicBlockBuilder->CreateCondBr(
basicBlockBuilder->CreateIsNull( nodePtr ),
endBB,
bodyBB
);
basicBlockBuilder->SetInsertPoint( bodyBB );
llvm::Value *bitsNextNodePtrPtr = basicBlockBuilder->CreateStructGEP( nodePtr, 1 );
llvm::Value *bitsNextNodePtr = basicBlockBuilder->CreatePointerCast(
basicBlockBuilder->CreateLoad( bitsNextNodePtrPtr ),
nodePtrType
);
{
CG::LoopScope loopScope( parentBasicBlockBuilder.getScope(), endBB, stepBB );
llvm::Value *keyLValue = basicBlockBuilder->CreatePointerCast(
basicBlockBuilder->CreateStructGEP( nodePtr, 5 ),
keyAdapter->llvmLType( context )
);
llvm::Value *keyRValue = keyAdapter->llvmLValueToRValue( basicBlockBuilder, keyLValue );
loopScope.put( m_keyName, CG::ParameterSymbol::Create( CG::ExprValue( keyAdapter, CG::USAGE_RVALUE, context, keyRValue ) ) );
llvm::Value *valueRValue = 0;
if ( m_valueName.length() > 0 )
{
llvm::Value *valueLValue = basicBlockBuilder->CreatePointerCast(
basicBlockBuilder->CreateConstGEP2_32(
basicBlockBuilder->CreateStructGEP( nodePtr, 5 ),
0,
keyAdapter->getImpl()->getAllocSize()
),
valueAdapter->llvmLType( context )
);
switch ( dictExprValue.getUsage() )
{
case CG::USAGE_RVALUE:
{
valueRValue = valueAdapter->llvmLValueToRValue( basicBlockBuilder, valueLValue );
loopScope.put( m_valueName, CG::ParameterSymbol::Create( CG::ExprValue( valueAdapter, CG::USAGE_RVALUE, context, valueRValue ) ) );
}
break;
case CG::USAGE_LVALUE:
{
loopScope.put( m_valueName, CG::ParameterSymbol::Create( CG::ExprValue( valueAdapter, CG::USAGE_LVALUE, context, valueLValue ) ) );
}
break;
default:
FABRIC_ASSERT(false);
break;
}
}
CG::BasicBlockBuilder loopBasicBlockBuilder( parentBasicBlockBuilder, loopScope );
m_body->llvmCompileToBuilder( loopBasicBlockBuilder, diagnostics );
loopScope.llvmUnwind( loopBasicBlockBuilder );
}
basicBlockBuilder->CreateBr( stepBB );
basicBlockBuilder->SetInsertPoint( stepBB );
basicBlockBuilder->CreateStore( bitsNextNodePtr, nodePtrPtr );
basicBlockBuilder->CreateBr( checkBB );
basicBlockBuilder->SetInsertPoint( endBB );
}
catch ( CG::Error e )
{
addError( diagnostics, e );
}
catch ( Exception e )
{
addError( diagnostics, e );
}
}