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//===-- VESubtarget.cpp - VE Subtarget Information ------------------------===//
//
// 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 VE specific subclass of TargetSubtargetInfo.
//
//===----------------------------------------------------------------------===//
#include "VESubtarget.h"
#include "VE.h"
#include "llvm/MC/TargetRegistry.h"
#include "llvm/Support/MathExtras.h"
using namespace llvm;
#define DEBUG_TYPE "ve-subtarget"
#define GET_SUBTARGETINFO_TARGET_DESC
#define GET_SUBTARGETINFO_CTOR
#include "VEGenSubtargetInfo.inc"
void VESubtarget::anchor() {}
VESubtarget &VESubtarget::initializeSubtargetDependencies(StringRef CPU,
StringRef FS) {
// Default feature settings
EnableVPU = false;
// Determine default and user specified characteristics
std::string CPUName = std::string(CPU);
if (CPUName.empty())
CPUName = "generic";
// Parse features string.
ParseSubtargetFeatures(CPUName, /*TuneCPU=*/CPU, FS);
return *this;
}
VESubtarget::VESubtarget(const Triple &TT, const std::string &CPU,
const std::string &FS, const TargetMachine &TM)
: VEGenSubtargetInfo(TT, CPU, /*TuneCPU=*/CPU, FS), TargetTriple(TT),
InstrInfo(initializeSubtargetDependencies(CPU, FS)), TLInfo(TM, *this),
FrameLowering(*this) {}
uint64_t VESubtarget::getAdjustedFrameSize(uint64_t FrameSize) const {
// Calculate adjusted frame size by adding the size of RSA frame,
// return address, and frame poitner as described in VEFrameLowering.cpp.
const VEFrameLowering *TFL = getFrameLowering();
FrameSize += getRsaSize();
FrameSize = alignTo(FrameSize, TFL->getStackAlign());
return FrameSize;
}
bool VESubtarget::enableMachineScheduler() const { return true; }
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