forked from OSchip/llvm-project
65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
//===-- PPCTargetMachine.h - Define TargetMachine for PowerPC ---*- 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file declares the PowerPC specific subclass of TargetMachine.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H
|
|
#define LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H
|
|
|
|
#include "PPCInstrInfo.h"
|
|
#include "PPCSubtarget.h"
|
|
#include "llvm/IR/DataLayout.h"
|
|
#include "llvm/Target/TargetMachine.h"
|
|
|
|
namespace llvm {
|
|
|
|
/// Common code between 32-bit and 64-bit PowerPC targets.
|
|
///
|
|
class PPCTargetMachine final : public LLVMTargetMachine {
|
|
public:
|
|
enum PPCABI { PPC_ABI_UNKNOWN, PPC_ABI_ELFv1, PPC_ABI_ELFv2 };
|
|
private:
|
|
std::unique_ptr<TargetLoweringObjectFile> TLOF;
|
|
PPCABI TargetABI;
|
|
|
|
mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap;
|
|
|
|
public:
|
|
PPCTargetMachine(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);
|
|
|
|
~PPCTargetMachine() override;
|
|
|
|
const PPCSubtarget *getSubtargetImpl(const Function &F) const override;
|
|
// DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
|
|
// subtargets are per-function entities based on the target-specific
|
|
// attributes of each function.
|
|
const PPCSubtarget *getSubtargetImpl() const = delete;
|
|
|
|
// Pass Pipeline Configuration
|
|
TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
|
|
|
|
TargetTransformInfo getTargetTransformInfo(const Function &F) override;
|
|
|
|
TargetLoweringObjectFile *getObjFileLowering() const override {
|
|
return TLOF.get();
|
|
}
|
|
bool isELFv2ABI() const { return TargetABI == PPC_ABI_ELFv2; }
|
|
bool isPPC64() const {
|
|
const Triple &TT = getTargetTriple();
|
|
return (TT.getArch() == Triple::ppc64 || TT.getArch() == Triple::ppc64le);
|
|
};
|
|
};
|
|
} // end namespace llvm
|
|
|
|
#endif
|