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1//===--- SPIRVCommandLine.h ---- Command Line Options -----------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file contains classes and functions needed for processing, parsing, and10// using CLI options for the SPIR-V backend.11//12//===----------------------------------------------------------------------===//13 14#ifndef LLVM_LIB_TARGET_SPIRV_COMMANDLINE_H15#define LLVM_LIB_TARGET_SPIRV_COMMANDLINE_H16 17#include "MCTargetDesc/SPIRVBaseInfo.h"18#include "llvm/Support/CommandLine.h"19#include <set>20#include <string>21 22namespace llvm {23class StringRef;24class Triple;25 26/// Command line parser for toggling SPIR-V extensions.27struct SPIRVExtensionsParser28 : public cl::parser<std::set<SPIRV::Extension::Extension>> {29public:30 SPIRVExtensionsParser(cl::Option &O)31 : cl::parser<std::set<SPIRV::Extension::Extension>>(O) {}32 33 /// Parses SPIR-V extension name from CLI arguments.34 ///35 /// \return Returns true on error.36 bool parse(cl::Option &O, StringRef ArgName, StringRef ArgValue,37 std::set<SPIRV::Extension::Extension> &Vals);38 39 /// Validates and converts extension names into internal enum values.40 ///41 /// \return Returns a reference to the unknown SPIR-V extension name from the42 /// list if present, or an empty StringRef on success.43 static StringRef44 checkExtensions(const std::vector<std::string> &ExtNames,45 std::set<SPIRV::Extension::Extension> &AllowedExtensions);46 47 /// Returns the list of extensions that are valid for a particular48 /// target environment (i.e., OpenCL or Vulkan).49 static std::set<SPIRV::Extension::Extension>50 getValidExtensions(const Triple &TT);51};52 53} // namespace llvm54#endif // LLVM_LIB_TARGET_SPIRV_COMMANDLINE_H55