1*0fca6ea1SDimitry Andric //===- XtensaSubtarget.cpp - Xtensa Subtarget Information -----------------===// 2*0fca6ea1SDimitry Andric // 3*0fca6ea1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*0fca6ea1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*0fca6ea1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*0fca6ea1SDimitry Andric // 7*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===// 8*0fca6ea1SDimitry Andric // 9*0fca6ea1SDimitry Andric // This file implements the Xtensa specific subclass of TargetSubtargetInfo. 10*0fca6ea1SDimitry Andric // 11*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===// 12*0fca6ea1SDimitry Andric 13*0fca6ea1SDimitry Andric #include "XtensaSubtarget.h" 14*0fca6ea1SDimitry Andric #include "llvm/IR/GlobalValue.h" 15*0fca6ea1SDimitry Andric #include "llvm/Support/Debug.h" 16*0fca6ea1SDimitry Andric 17*0fca6ea1SDimitry Andric #define DEBUG_TYPE "xtensa-subtarget" 18*0fca6ea1SDimitry Andric 19*0fca6ea1SDimitry Andric #define GET_SUBTARGETINFO_TARGET_DESC 20*0fca6ea1SDimitry Andric #define GET_SUBTARGETINFO_CTOR 21*0fca6ea1SDimitry Andric #include "XtensaGenSubtargetInfo.inc" 22*0fca6ea1SDimitry Andric 23*0fca6ea1SDimitry Andric using namespace llvm; 24*0fca6ea1SDimitry Andric 25*0fca6ea1SDimitry Andric XtensaSubtarget & 26*0fca6ea1SDimitry Andric XtensaSubtarget::initializeSubtargetDependencies(StringRef CPU, StringRef FS) { 27*0fca6ea1SDimitry Andric StringRef CPUName = CPU; 28*0fca6ea1SDimitry Andric if (CPUName.empty()) { 29*0fca6ea1SDimitry Andric // set default cpu name 30*0fca6ea1SDimitry Andric CPUName = "generic"; 31*0fca6ea1SDimitry Andric } 32*0fca6ea1SDimitry Andric 33*0fca6ea1SDimitry Andric HasDensity = false; 34*0fca6ea1SDimitry Andric 35*0fca6ea1SDimitry Andric // Parse features string. 36*0fca6ea1SDimitry Andric ParseSubtargetFeatures(CPUName, CPUName, FS); 37*0fca6ea1SDimitry Andric return *this; 38*0fca6ea1SDimitry Andric } 39*0fca6ea1SDimitry Andric 40*0fca6ea1SDimitry Andric XtensaSubtarget::XtensaSubtarget(const Triple &TT, StringRef CPU, StringRef FS, 41*0fca6ea1SDimitry Andric const TargetMachine &TM) 42*0fca6ea1SDimitry Andric : XtensaGenSubtargetInfo(TT, CPU, /*TuneCPU=*/CPU, FS), TargetTriple(TT), 43*0fca6ea1SDimitry Andric InstrInfo(initializeSubtargetDependencies(CPU, FS)), TLInfo(TM, *this), 44*0fca6ea1SDimitry Andric TSInfo(), FrameLowering(*this) {} 45