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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ir_builder.h"
#include <llvm/Module.h>
namespace art {
namespace compiler_llvm {
//----------------------------------------------------------------------------
// General
//----------------------------------------------------------------------------
IRBuilder::IRBuilder(llvm::LLVMContext& context, llvm::Module& module)
: LLVMIRBuilder(context) {
// Get java object type from module
llvm::Type* jobject_struct_type =
llvm::StructType::create(context, "JavaObject");
jobject_type_ = jobject_struct_type->getPointerTo();
}
//----------------------------------------------------------------------------
// Type Helper Function
//----------------------------------------------------------------------------
llvm::Type* IRBuilder::getJTypeInAccurateSpace(JType jty) {
switch (jty) {
case kVoid:
return getJVoidTy();
case kBoolean:
return getJBooleanTy();
case kByte:
return getJByteTy();
case kChar:
return getJCharTy();
case kShort:
return getJShortTy();
case kInt:
return getJIntTy();
case kLong:
return getJLongTy();
case kFloat:
return getJFloatTy();
case kDouble:
return getJDoubleTy();
case kObject:
return getJObjectTy();
}
LOG(FATAL) << "Unknown java type: " << jty;
return NULL;
}
llvm::Type* IRBuilder::getJTypeInRegSpace(JType jty) {
RegCategory regcat = GetRegCategoryFromJType(jty);
switch (regcat) {
case kRegUnknown:
case kRegZero:
LOG(FATAL) << "Register category \"Unknown\" or \"Zero\" does not have "
<< "the LLVM type";
return NULL;
case kRegCat1nr:
return getInt32Ty();
case kRegCat2:
return getInt64Ty();
case kRegObject:
return getJObjectTy();
}
LOG(FATAL) << "Unknown register category: " << regcat;
return NULL;
}
llvm::Type* IRBuilder::getJTypeInArraySpace(JType jty) {
switch (jty) {
case kVoid:
LOG(FATAL) << "void type should not be used in array type space";
return NULL;
case kBoolean:
case kByte:
return getInt8Ty();
case kChar:
case kShort:
return getInt16Ty();
case kInt:
return getInt32Ty();
case kLong:
return getInt64Ty();
case kFloat:
return getFloatTy();
case kDouble:
return getDoubleTy();
case kObject:
return getJObjectTy();
}
LOG(FATAL) << "Unknown java type: " << jty;
return NULL;
}
} // namespace compiler_llvm
} // namespace art
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