| //===- SparcSubtarget.cpp - SPARC Subtarget Information -------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements the SPARC specific subclass of TargetSubtarget. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "SparcSubtarget.h" |
| #include "SparcGenSubtarget.inc" |
| using namespace llvm; |
| |
| SparcSubtarget::SparcSubtarget(const std::string &TT, const std::string &CPU, |
| const std::string &FS, bool is64Bit) : |
| IsV9(false), |
| V8DeprecatedInsts(false), |
| IsVIS(false), |
| Is64Bit(is64Bit) { |
| |
| // Determine default and user specified characteristics |
| std::string CPUName = CPU; |
| if (CPUName.empty()) { |
| if (is64Bit) |
| CPUName = "v9"; |
| else |
| CPUName = "v8"; |
| } |
| IsV9 = CPUName == "v9"; |
| |
| // Parse features string. |
| ParseSubtargetFeatures(FS, CPUName); |
| } |