| // WebAssemblyTargetMachine.h - Define TargetMachine for WebAssembly -*- 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 |
| /// This file declares the WebAssembly-specific subclass of |
| /// TargetMachine. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETMACHINE_H |
| #define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETMACHINE_H |
| |
| #include "WebAssemblySubtarget.h" |
| #include "llvm/Target/TargetMachine.h" |
| |
| namespace llvm { |
| |
| class WebAssemblyTargetMachine final : public LLVMTargetMachine { |
| std::unique_ptr<TargetLoweringObjectFile> TLOF; |
| mutable StringMap<std::unique_ptr<WebAssemblySubtarget>> SubtargetMap; |
| |
| public: |
| WebAssemblyTargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
| StringRef FS, const TargetOptions &Options, |
| Optional<Reloc::Model> RM, |
| Optional<CodeModel::Model> CM, CodeGenOpt::Level OL, |
| bool JIT); |
| |
| ~WebAssemblyTargetMachine() override; |
| |
| const WebAssemblySubtarget *getSubtargetImpl() const; |
| const WebAssemblySubtarget *getSubtargetImpl(std::string CPU, |
| std::string FS) const; |
| const WebAssemblySubtarget * |
| getSubtargetImpl(const Function &F) const override; |
| |
| // Pass Pipeline Configuration |
| TargetPassConfig *createPassConfig(PassManagerBase &PM) override; |
| |
| TargetLoweringObjectFile *getObjFileLowering() const override { |
| return TLOF.get(); |
| } |
| |
| TargetTransformInfo getTargetTransformInfo(const Function &F) override; |
| |
| bool usesPhysRegsForValues() const override { return false; } |
| |
| yaml::MachineFunctionInfo *createDefaultFuncInfoYAML() const override; |
| yaml::MachineFunctionInfo * |
| convertFuncInfoToYAML(const MachineFunction &MF) const override; |
| bool parseMachineFunctionInfo(const yaml::MachineFunctionInfo &, |
| PerFunctionMIParsingState &PFS, |
| SMDiagnostic &Error, |
| SMRange &SourceRange) const override; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif |