1 //===--- HIPSPV.h - HIP ToolChain 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_HIPSPV_H
10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HIPSPV_H
11 
12 #include "SPIRV.h"
13 #include "clang/Driver/Tool.h"
14 #include "clang/Driver/ToolChain.h"
15 
16 namespace clang {
17 namespace driver {
18 namespace tools {
19 namespace HIPSPV {
20 
21 // Runs llvm-link/opt/llc/lld, which links multiple LLVM bitcode, together with
22 // device library, then compiles it to SPIR-V in a shared object.
23 class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
24 public:
25   Linker(const ToolChain &TC) : Tool("HIPSPV::Linker", "hipspv-link", TC) {}
26 
27   bool hasIntegratedCPP() const override { return false; }
28 
29   void ConstructJob(Compilation &C, const JobAction &JA,
30                     const InputInfo &Output, const InputInfoList &Inputs,
31                     const llvm::opt::ArgList &TCArgs,
32                     const char *LinkingOutput) const override;
33 
34 private:
35   void constructLinkAndEmitSpirvCommand(Compilation &C, const JobAction &JA,
36                                         const InputInfoList &Inputs,
37                                         const InputInfo &Output,
38                                         const llvm::opt::ArgList &Args) const;
39 };
40 
41 } // namespace HIPSPV
42 } // namespace tools
43 
44 namespace toolchains {
45 
46 class LLVM_LIBRARY_VISIBILITY HIPSPVToolChain final : public ToolChain {
47 public:
48   HIPSPVToolChain(const Driver &D, const llvm::Triple &Triple,
49                   const ToolChain &HostTC, const llvm::opt::ArgList &Args);
50 
51   const llvm::Triple *getAuxTriple() const override {
52     return &HostTC.getTriple();
53   }
54 
55   void
56   addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
57                         llvm::opt::ArgStringList &CC1Args,
58                         Action::OffloadKind DeviceOffloadKind) const override;
59   void addClangWarningOptions(llvm::opt::ArgStringList &CC1Args) const override;
60   CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
61   void
62   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
63                             llvm::opt::ArgStringList &CC1Args) const override;
64   void AddClangCXXStdlibIncludeArgs(
65       const llvm::opt::ArgList &Args,
66       llvm::opt::ArgStringList &CC1Args) const override;
67   void AddIAMCUIncludeArgs(const llvm::opt::ArgList &DriverArgs,
68                            llvm::opt::ArgStringList &CC1Args) const override;
69   void AddHIPIncludeArgs(const llvm::opt::ArgList &DriverArgs,
70                          llvm::opt::ArgStringList &CC1Args) const override;
71   llvm::SmallVector<BitCodeLibraryInfo, 12>
72   getHIPDeviceLibs(const llvm::opt::ArgList &Args) const override;
73 
74   SanitizerMask getSupportedSanitizers() const override;
75 
76   VersionTuple
77   computeMSVCVersion(const Driver *D,
78                      const llvm::opt::ArgList &Args) const override;
79 
80   void adjustDebugInfoKind(codegenoptions::DebugInfoKind &DebugInfoKind,
81                            const llvm::opt::ArgList &Args) const override;
82   bool IsIntegratedAssemblerDefault() const override { return true; }
83   bool IsMathErrnoDefault() const override { return false; }
84   bool useIntegratedAs() const override { return true; }
85   bool isCrossCompiling() const override { return true; }
86   bool isPICDefault() const override { return false; }
87   bool isPIEDefault(const llvm::opt::ArgList &Args) const override {
88     return false;
89   }
90   bool isPICDefaultForced() const override { return false; }
91   bool SupportsProfiling() const override { return false; }
92 
93   const ToolChain &HostTC;
94 
95 protected:
96   Tool *buildLinker() const override;
97 };
98 
99 } // end namespace toolchains
100 } // end namespace driver
101 } // end namespace clang
102 
103 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HIPSPV_H
104