lib/Target/Sparc/SparcSubtarget.cpp

   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 TargetSubtarget.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "SparcSubtarget.h"
  15 #include "SparcGenSubtarget.inc"
  16 using namespace llvm;
  17
  18 SparcSubtarget::SparcSubtarget(const std::string &TT, const std::string &FS,
  19                                bool is64Bit) :
  20   IsV9(false),
  21   V8DeprecatedInsts(false),
  22   IsVIS(false),
  23   Is64Bit(is64Bit) {
  24
  25   // Determine default and user specified characteristics
  26   const char *CPU = "v8";
  27   if (is64Bit) {
  28     CPU = "v9";
  29     IsV9 = true;
  30   }
  31
  32   // Parse features string.
  33   ParseSubtargetFeatures(FS, CPU);
  34 }