lib/Target/AVR/AVRSubtarget.cpp

   1 //===-- AVRSubtarget.cpp - AVR 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 AVR specific subclass of TargetSubtargetInfo.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "AVRSubtarget.h"
  15
  16 #include "llvm/BinaryFormat/ELF.h"
  17 #include "llvm/Support/TargetRegistry.h"
  18
  19 #include "AVR.h"
  20 #include "AVRTargetMachine.h"
  21 #include "MCTargetDesc/AVRMCTargetDesc.h"
  22
  23 #define DEBUG_TYPE "avr-subtarget"
  24
  25 #define GET_SUBTARGETINFO_TARGET_DESC
  26 #define GET_SUBTARGETINFO_CTOR
  27 #include "AVRGenSubtargetInfo.inc"
  28
  29 namespace llvm {
  30
  31 AVRSubtarget::AVRSubtarget(const Triple &TT, const std::string &CPU,
  32                            const std::string &FS, AVRTargetMachine &TM)
  33     : AVRGenSubtargetInfo(TT, CPU, FS), InstrInfo(), FrameLowering(),
  34       TLInfo(TM), TSInfo(),
  35
  36       // Subtarget features
  37       m_hasSRAM(false), m_hasJMPCALL(false), m_hasIJMPCALL(false),
  38       m_hasEIJMPCALL(false), m_hasADDSUBIW(false), m_hasSmallStack(false),
  39       m_hasMOVW(false), m_hasLPM(false), m_hasLPMX(false),  m_hasELPM(false),
  40       m_hasELPMX(false), m_hasSPM(false), m_hasSPMX(false), m_hasDES(false),
  41       m_supportsRMW(false), m_supportsMultiplication(false), m_hasBREAK(false),
  42       m_hasTinyEncoding(false), ELFArch(false), m_FeatureSetDummy(false) {
  43   // Parse features string.
  44   ParseSubtargetFeatures(CPU, FS);
  45 }
  46
  47 } // end of namespace llvm