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//===--- TargetOptions.h ----------------------------------------*- 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
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Defines the clang::TargetOptions class.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_BASIC_TARGETOPTIONS_H
#define LLVM_CLANG_BASIC_TARGETOPTIONS_H
#include "clang/Basic/OpenCLOptions.h"
#include "llvm/Support/VersionTuple.h"
#include "llvm/Target/TargetOptions.h"
#include <string>
#include <vector>
namespace clang {
/// Options for controlling the target.
class TargetOptions {
public:
/// The name of the target triple to compile for.
std::string Triple;
/// When compiling for the device side, contains the triple used to compile
/// for the host.
std::string HostTriple;
/// If given, the name of the target CPU to generate code for.
std::string CPU;
/// If given, the name of the target CPU to tune code for.
std::string TuneCPU;
/// If given, the unit to use for floating point math.
std::string FPMath;
/// If given, the name of the target ABI to use.
std::string ABI;
/// The EABI version to use
llvm::EABI EABIVersion = llvm::EABI::Default;
/// If given, the version string of the linker in use.
std::string LinkerVersion;
/// The list of target specific features to enable or disable, as written on the command line.
std::vector<std::string> FeaturesAsWritten;
/// The list of target specific features to enable or disable -- this should
/// be a list of strings starting with by '+' or '-'.
std::vector<std::string> Features;
/// The map of which features have been enabled disabled based on the command
/// line.
llvm::StringMap<bool> FeatureMap;
/// Supported OpenCL extensions and optional core features.
llvm::StringMap<bool> OpenCLFeaturesMap;
/// The list of OpenCL extensions to enable or disable, as written on
/// the command line.
std::vector<std::string> OpenCLExtensionsAsWritten;
/// If given, enables support for __int128_t and __uint128_t types.
bool ForceEnableInt128 = false;
/// \brief If enabled, use 32-bit pointers for accessing const/local/shared
/// address space.
bool NVPTXUseShortPointers = false;
/// \brief If enabled, allow AMDGPU unsafe floating point atomics.
bool AllowAMDGPUUnsafeFPAtomics = false;
/// \brief Code object version for AMDGPU.
llvm::CodeObjectVersionKind CodeObjectVersion =
llvm::CodeObjectVersionKind::COV_None;
/// \brief Enumeration values for AMDGPU printf lowering scheme
enum class AMDGPUPrintfKind {
/// printf lowering scheme involving hostcalls, currently used by HIP
/// programs by default
Hostcall = 0,
/// printf lowering scheme involving implicit printf buffers,
Buffered = 1,
};
/// \brief AMDGPU Printf lowering scheme
AMDGPUPrintfKind AMDGPUPrintfKindVal = AMDGPUPrintfKind::Hostcall;
// The code model to be used as specified by the user. Corresponds to
// CodeModel::Model enum defined in include/llvm/Support/CodeGen.h, plus
// "default" for the case when the user has not explicitly specified a
// code model.
std::string CodeModel;
// The large data threshold used for certain code models on certain
// architectures.
uint64_t LargeDataThreshold;
/// The version of the SDK which was used during the compilation.
/// The option is used for two different purposes:
/// * on darwin the version is propagated to LLVM where it's used
/// to support SDK Version metadata (See D55673).
/// * CUDA compilation uses it to control parts of CUDA compilation
/// in clang that depend on specific version of the CUDA SDK.
llvm::VersionTuple SDKVersion;
/// The name of the darwin target- ariant triple to compile for.
std::string DarwinTargetVariantTriple;
/// The version of the darwin target variant SDK which was used during the
/// compilation.
llvm::VersionTuple DarwinTargetVariantSDKVersion;
/// The validator version for dxil.
std::string DxilValidatorVersion;
/// The entry point name for HLSL shader being compiled as specified by -E.
std::string HLSLEntry;
};
} // end namespace clang
#endif
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