SparcSubtarget.cpp revision 31d157ae1ac2cd9c787dc3c1d28e64c682803844
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#include "Sparc.h" 16#include "llvm/Support/TargetRegistry.h" 17 18#define GET_SUBTARGETINFO_TARGET_DESC 19#define GET_SUBTARGETINFO_CTOR 20#include "SparcGenSubtargetInfo.inc" 21 22using namespace llvm; 23 24void SparcSubtarget::anchor() { } 25 26SparcSubtarget::SparcSubtarget(const std::string &TT, const std::string &CPU, 27 const std::string &FS, bool is64Bit) : 28 SparcGenSubtargetInfo(TT, CPU, FS), 29 IsV9(false), 30 V8DeprecatedInsts(false), 31 IsVIS(false), 32 Is64Bit(is64Bit) { 33 34 // Determine default and user specified characteristics 35 std::string CPUName = CPU; 36 if (CPUName.empty()) { 37 if (is64Bit) 38 CPUName = "v9"; 39 else 40 CPUName = "v8"; 41 } 42 IsV9 = CPUName == "v9"; 43 44 // Parse features string. 45 ParseSubtargetFeatures(CPUName, FS); 46} 47