llvm-6502/lib/Target/SparcV9/SparcV9InstrSelectionSupport.h

// $Id$ -*-c++-*-
//***************************************************************************
// File:
//	SparcInstrSelectionSupport.h
// 
// Purpose:
// 
// History:
//	10/17/01	 -  Vikram Adve  -  Created
//**************************************************************************/

#ifndef SPARC_INSTR_SELECTION_SUPPORT_h
#define SPARC_INSTR_SELECTION_SUPPORT_h


inline MachineOpCode
ChooseLoadInstruction(const Type *DestTy)
{
  switch (DestTy->getPrimitiveID()) {
  case Type::BoolTyID:
  case Type::UByteTyID:   return LDUB;
  case Type::SByteTyID:   return LDSB;
  case Type::UShortTyID:  return LDUH;
  case Type::ShortTyID:   return LDSH;
  case Type::UIntTyID:    return LDUW;
  case Type::IntTyID:     return LDSW;
  case Type::PointerTyID:
  case Type::ULongTyID:
  case Type::LongTyID:    return LDX;
  case Type::FloatTyID:   return LD;
  case Type::DoubleTyID:  return LDD;
  default: assert(0 && "Invalid type for Load instruction");
  }
  
  return 0;
}


inline MachineOpCode
ChooseStoreInstruction(const Type *DestTy)
{
  switch (DestTy->getPrimitiveID()) {
  case Type::BoolTyID:
  case Type::UByteTyID:
  case Type::SByteTyID:   return STB;
  case Type::UShortTyID:
  case Type::ShortTyID:   return STH;
  case Type::UIntTyID:
  case Type::IntTyID:     return STW;
  case Type::PointerTyID:
  case Type::ULongTyID:
  case Type::LongTyID:    return STX;
  case Type::FloatTyID:   return ST;
  case Type::DoubleTyID:  return STD;
  default: assert(0 && "Invalid type for Store instruction");
  }
  
  return 0;
}

#endif