clang-1/lib/CodeGen/CGOpenCLRuntime.cpp

65 строки
2.5 KiB
C++

//===----- CGOpenCLRuntime.cpp - Interface to OpenCL Runtimes -------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This provides an abstract class for OpenCL code generation. Concrete
// subclasses of this implement code generation for specific OpenCL
// runtime libraries.
//
//===----------------------------------------------------------------------===//
#include "CGOpenCLRuntime.h"
#include "CodeGenFunction.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/GlobalValue.h"
#include <assert.h>
using namespace clang;
using namespace CodeGen;
CGOpenCLRuntime::~CGOpenCLRuntime() {}
void CGOpenCLRuntime::EmitWorkGroupLocalVarDecl(CodeGenFunction &CGF,
const VarDecl &D) {
return CGF.EmitStaticVarDecl(D, llvm::GlobalValue::InternalLinkage);
}
llvm::Type *CGOpenCLRuntime::convertOpenCLSpecificType(const Type *T) {
assert(T->isOpenCLSpecificType() &&
"Not an OpenCL specific type!");
switch (cast<BuiltinType>(T)->getKind()) {
default:
llvm_unreachable("Unexpected opencl builtin type!");
return 0;
case BuiltinType::OCLImage1d:
return llvm::PointerType::get(llvm::StructType::create(
CGM.getLLVMContext(), "opencl.image1d_t"), 0);
case BuiltinType::OCLImage1dArray:
return llvm::PointerType::get(llvm::StructType::create(
CGM.getLLVMContext(), "opencl.image1d_array_t"), 0);
case BuiltinType::OCLImage1dBuffer:
return llvm::PointerType::get(llvm::StructType::create(
CGM.getLLVMContext(), "opencl.image1d_buffer_t"), 0);
case BuiltinType::OCLImage2d:
return llvm::PointerType::get(llvm::StructType::create(
CGM.getLLVMContext(), "opencl.image2d_t"), 0);
case BuiltinType::OCLImage2dArray:
return llvm::PointerType::get(llvm::StructType::create(
CGM.getLLVMContext(), "opencl.image2d_array_t"), 0);
case BuiltinType::OCLImage3d:
return llvm::PointerType::get(llvm::StructType::create(
CGM.getLLVMContext(), "opencl.image3d_t"), 0);
case BuiltinType::OCLSampler:
return llvm::IntegerType::get(CGM.getLLVMContext(),32);
case BuiltinType::OCLEvent:
return llvm::PointerType::get(llvm::StructType::create(
CGM.getLLVMContext(), "opencl.event_t"), 0);
}
}