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//===----------- DeviceOffload.h - Device Offloading ------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements classes required for offloading to CUDA devices.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_LIB_INTERPRETER_DEVICE_OFFLOAD_H
#define LLVM_CLANG_LIB_INTERPRETER_DEVICE_OFFLOAD_H
#include "IncrementalParser.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/VirtualFileSystem.h"
namespace clang {
class IncrementalCUDADeviceParser : public IncrementalParser {
public:
IncrementalCUDADeviceParser(
Interpreter &Interp, std::unique_ptr<CompilerInstance> Instance,
IncrementalParser &HostParser, llvm::LLVMContext &LLVMCtx,
llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> VFS,
llvm::Error &Err);
llvm::Expected<PartialTranslationUnit &>
Parse(llvm::StringRef Input) override;
// Generate PTX for the last PTU
llvm::Expected<llvm::StringRef> GeneratePTX();
// Generate fatbinary contents in memory
llvm::Error GenerateFatbinary();
~IncrementalCUDADeviceParser();
protected:
IncrementalParser &HostParser;
int SMVersion;
llvm::SmallString<1024> PTXCode;
llvm::SmallVector<char, 1024> FatbinContent;
llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> VFS;
};
} // namespace clang
#endif // LLVM_CLANG_LIB_INTERPRETER_DEVICE_OFFLOAD_H
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