contrib/llvm/lib/Target/PTX/PTXRegisterInfo.cpp

   1 //===-- PTXRegisterInfo.cpp - PTX Register 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 contains the PTX implementation of the TargetRegisterInfo class.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "PTXRegisterInfo.h"
  15 #include "PTX.h"
  16 #include "llvm/CodeGen/MachineFunction.h"
  17 #include "llvm/CodeGen/MachineInstrBuilder.h"
  18 #include "llvm/CodeGen/MachineRegisterInfo.h"
  19 #include "llvm/Target/TargetInstrInfo.h"
  20 #include "llvm/Support/Debug.h"
  21 #include "llvm/Support/raw_ostream.h"
  22
  23 #define GET_REGINFO_TARGET_DESC
  24 #include "PTXGenRegisterInfo.inc"
  25
  26 using namespace llvm;
  27
  28 PTXRegisterInfo::PTXRegisterInfo(PTXTargetMachine &TM,
  29                                  const TargetInstrInfo &tii)
  30   // PTX does not have a return address register.
  31   : PTXGenRegisterInfo(0), TII(tii) {
  32 }
  33
  34 void PTXRegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator /*II*/,
  35                                           int /*SPAdj*/,
  36                                           RegScavenger * /*RS*/) const {
  37   llvm_unreachable("FrameIndex should have been previously eliminated!");
  38 }