contrib/llvm/lib/Target/Blackfin/BlackfinSubtarget.cpp

   1 //===- BlackfinSubtarget.cpp - BLACKFIN 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 blackfin specific subclass of TargetSubtargetInfo.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "BlackfinSubtarget.h"
  15 #include "Blackfin.h"
  16 #include "llvm/Support/TargetRegistry.h"
  17
  18 #define GET_SUBTARGETINFO_TARGET_DESC
  19 #define GET_SUBTARGETINFO_CTOR
  20 #include "BlackfinGenSubtargetInfo.inc"
  21
  22 using namespace llvm;
  23
  24 BlackfinSubtarget::BlackfinSubtarget(const std::string &TT,
  25                                      const std::string &CPU,
  26                                      const std::string &FS)
  27   : BlackfinGenSubtargetInfo(TT, CPU, FS), sdram(false),
  28     icplb(false),
  29     wa_mi_shift(false),
  30     wa_csync(false),
  31     wa_specld(false),
  32     wa_mmr_stall(false),
  33     wa_lcregs(false),
  34     wa_hwloop(false),
  35     wa_ind_call(false),
  36     wa_killed_mmr(false),
  37     wa_rets(false)
  38 {
  39   std::string CPUName = CPU;
  40   if (CPUName.empty())
  41     CPUName = "generic";
  42   // Parse features string.
  43   ParseSubtargetFeatures(CPUName, FS);
  44 }