clang/lib/Driver/ToolChains/SPIRV.h

   1 //===--- SPIRV.h - SPIR-V Tool Implementations ------------------*- 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-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SPIRV_H
  10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SPIRV_H
  11
  12 #include "clang/Driver/Tool.h"
  13 #include "clang/Driver/ToolChain.h"
  14
  15 namespace clang {
  16 namespace driver {
  17 namespace tools {
  18 namespace SPIRV {
  19
  20 void addTranslatorArgs(const llvm::opt::ArgList &InArgs,
  21                        llvm::opt::ArgStringList &OutArgs);
  22
  23 void constructTranslateCommand(Compilation &C, const Tool &T,
  24                                const JobAction &JA, const InputInfo &Output,
  25                                const InputInfo &Input,
  26                                const llvm::opt::ArgStringList &Args);
  27
  28 class LLVM_LIBRARY_VISIBILITY Translator : public Tool {
  29 public:
  30   Translator(const ToolChain &TC)
  31       : Tool("SPIR-V::Translator", "llvm-spirv", TC) {}
  32
  33   bool hasIntegratedCPP() const override { return false; }
  34   bool hasIntegratedAssembler() const override { return true; }
  35
  36   void ConstructJob(Compilation &C, const JobAction &JA,
  37                     const InputInfo &Output, const InputInfoList &Inputs,
  38                     const llvm::opt::ArgList &TCArgs,
  39                     const char *LinkingOutput) const override;
  40 };
  41
  42 class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
  43 public:
  44   Linker(const ToolChain &TC) : Tool("SPIRV::Linker", "spirv-link", TC) {}
  45   bool hasIntegratedCPP() const override { return false; }
  46   bool isLinkJob() const override { return true; }
  47   void ConstructJob(Compilation &C, const JobAction &JA,
  48                     const InputInfo &Output, const InputInfoList &Inputs,
  49                     const llvm::opt::ArgList &TCArgs,
  50                     const char *LinkingOutput) const override;
  51 };
  52
  53 } // namespace SPIRV
  54 } // namespace tools
  55
  56 namespace toolchains {
  57
  58 class LLVM_LIBRARY_VISIBILITY SPIRVToolChain final : public ToolChain {
  59   mutable std::unique_ptr<Tool> Translator;
  60
  61 public:
  62   SPIRVToolChain(const Driver &D, const llvm::Triple &Triple,
  63                  const llvm::opt::ArgList &Args)
  64       : ToolChain(D, Triple, Args) {}
  65
  66   bool useIntegratedAs() const override { return true; }
  67
  68   bool IsIntegratedBackendDefault() const override { return false; }
  69   bool IsNonIntegratedBackendSupported() const override { return true; }
  70   bool IsMathErrnoDefault() const override { return false; }
  71   bool isCrossCompiling() const override { return true; }
  72   bool isPICDefault() const override { return false; }
  73   bool isPIEDefault(const llvm::opt::ArgList &Args) const override {
  74     return false;
  75   }
  76   bool isPICDefaultForced() const override { return false; }
  77   bool SupportsProfiling() const override { return false; }
  78
  79   clang::driver::Tool *SelectTool(const JobAction &JA) const override;
  80
  81 protected:
  82   clang::driver::Tool *getTool(Action::ActionClass AC) const override;
  83   Tool *buildLinker() const override;
  84
  85 private:
  86   clang::driver::Tool *getTranslator() const;
  87 };
  88
  89 } // namespace toolchains
  90 } // namespace driver
  91 } // namespace clang
  92 #endif