62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
//===-- VESubtarget.cpp - VE Subtarget Information ------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the VE specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#include "VESubtarget.h"
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#include "VE.h"
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#include "llvm/MC/TargetRegistry.h"
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#include "llvm/Support/MathExtras.h"
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using namespace llvm;
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#define DEBUG_TYPE "ve-subtarget"
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#define GET_SUBTARGETINFO_TARGET_DESC
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#define GET_SUBTARGETINFO_CTOR
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#include "VEGenSubtargetInfo.inc"
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void VESubtarget::anchor() {}
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VESubtarget &VESubtarget::initializeSubtargetDependencies(StringRef CPU,
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StringRef FS) {
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// Default feature settings
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EnableVPU = false;
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// Determine default and user specified characteristics
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std::string CPUName = std::string(CPU);
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if (CPUName.empty())
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CPUName = "generic";
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// Parse features string.
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ParseSubtargetFeatures(CPUName, /*TuneCPU=*/CPU, FS);
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return *this;
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}
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VESubtarget::VESubtarget(const Triple &TT, const std::string &CPU,
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const std::string &FS, const TargetMachine &TM)
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: VEGenSubtargetInfo(TT, CPU, /*TuneCPU=*/CPU, FS), TargetTriple(TT),
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InstrInfo(initializeSubtargetDependencies(CPU, FS)), TLInfo(TM, *this),
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FrameLowering(*this) {}
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uint64_t VESubtarget::getAdjustedFrameSize(uint64_t FrameSize) const {
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// Calculate adjusted frame size by adding the size of RSA frame,
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// return address, and frame poitner as described in VEFrameLowering.cpp.
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const VEFrameLowering *TFL = getFrameLowering();
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FrameSize += getRsaSize();
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FrameSize = alignTo(FrameSize, TFL->getStackAlign());
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return FrameSize;
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}
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bool VESubtarget::enableMachineScheduler() const { return true; }
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