WebAssemblyTargetMachine.h
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// 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(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 usesPhysRegsForPEI() 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