SparcSubtarget.cpp revision 5b1b4489cf3a0f56f8be0673fc5cc380a32d277b
1//===- SparcSubtarget.cpp - SPARC Subtarget Information -------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file implements the SPARC specific subclass of TargetSubtargetInfo. 11// 12//===----------------------------------------------------------------------===// 13 14#include "SparcSubtarget.h" 15 16#define GET_SUBTARGETINFO_CTOR 17#define GET_SUBTARGETINFO_MC_DESC 18#define GET_SUBTARGETINFO_TARGET_DESC 19#include "SparcGenSubtarget.inc" 20 21using namespace llvm; 22 23SparcSubtarget::SparcSubtarget(const std::string &TT, const std::string &CPU, 24 const std::string &FS, bool is64Bit) : 25 SparcGenSubtargetInfo(), 26 IsV9(false), 27 V8DeprecatedInsts(false), 28 IsVIS(false), 29 Is64Bit(is64Bit) { 30 31 // Determine default and user specified characteristics 32 std::string CPUName = CPU; 33 if (CPUName.empty()) { 34 if (is64Bit) 35 CPUName = "v9"; 36 else 37 CPUName = "v8"; 38 } 39 IsV9 = CPUName == "v9"; 40 41 // Parse features string. 42 ParseSubtargetFeatures(FS, CPUName); 43} 44