llvm-for-llvmta/lib/Target/Lanai/LanaiSubtarget.cpp

47 lines
1.7 KiB
C++

//===- LanaiSubtarget.cpp - Lanai Subtarget Information -----------*- 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 implements the Lanai specific subclass of TargetSubtarget.
//
//===----------------------------------------------------------------------===//
#include "LanaiSubtarget.h"
#include "Lanai.h"
#define DEBUG_TYPE "lanai-subtarget"
#define GET_SUBTARGETINFO_TARGET_DESC
#define GET_SUBTARGETINFO_CTOR
#include "LanaiGenSubtargetInfo.inc"
using namespace llvm;
void LanaiSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
std::string CPUName = std::string(CPU);
if (CPUName.empty())
CPUName = "generic";
ParseSubtargetFeatures(CPUName, /*TuneCPU*/ CPUName, FS);
}
LanaiSubtarget &LanaiSubtarget::initializeSubtargetDependencies(StringRef CPU,
StringRef FS) {
initSubtargetFeatures(CPU, FS);
return *this;
}
LanaiSubtarget::LanaiSubtarget(const Triple &TargetTriple, StringRef Cpu,
StringRef FeatureString, const TargetMachine &TM,
const TargetOptions & /*Options*/,
CodeModel::Model /*CodeModel*/,
CodeGenOpt::Level /*OptLevel*/)
: LanaiGenSubtargetInfo(TargetTriple, Cpu, /*TuneCPU*/ Cpu, FeatureString),
FrameLowering(initializeSubtargetDependencies(Cpu, FeatureString)),
InstrInfo(), TLInfo(TM, *this), TSInfo() {}