Revert "AMDGPU: Add core backend files for R600/SI codegen v6"

This reverts commit 4ea70107c5e51230e9e60f0bf58a0f74aa4885ea.

llvm-svn: 160303

1 files changed, 0 insertions, 46 deletions

diff --git a/llvm/lib/Target/AMDGPU/AMDGPUInstrInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPUInstrInfo.cpp
deleted file mode 100644
index 3c1f0635a0c..00000000000
--- a/llvm/lib/Target/AMDGPU/AMDGPUInstrInfo.cpp
+++ /dev/null
@@ -1,46 +0,0 @@
-//===-- AMDGPUInstrInfo.cpp - Base class for AMD GPU InstrInfo ------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains the implementation of the TargetInstrInfo class that is
-// common to all AMD GPUs.
-//
-//===----------------------------------------------------------------------===//
-
-#include "AMDGPUInstrInfo.h"
-#include "AMDGPURegisterInfo.h"
-#include "AMDGPUTargetMachine.h"
-#include "AMDIL.h"
-#include "llvm/CodeGen/MachineRegisterInfo.h"
-
-using namespace llvm;
-
-AMDGPUInstrInfo::AMDGPUInstrInfo(AMDGPUTargetMachine &tm)
-  : AMDILInstrInfo(tm) { }
-
-void AMDGPUInstrInfo::convertToISA(MachineInstr & MI, MachineFunction &MF,
-    DebugLoc DL) const
-{
-  MachineRegisterInfo &MRI = MF.getRegInfo();
-  const AMDGPURegisterInfo & RI = getRegisterInfo();
-
-  for (unsigned i = 0; i < MI.getNumOperands(); i++) {
-    MachineOperand &MO = MI.getOperand(i);
-    // Convert dst regclass to one that is supported by the ISA
-    if (MO.isReg() && MO.isDef()) {
-      if (TargetRegisterInfo::isVirtualRegister(MO.getReg())) {
-        const TargetRegisterClass * oldRegClass = MRI.getRegClass(MO.getReg());
-        const TargetRegisterClass * newRegClass = RI.getISARegClass(oldRegClass);
-
-        assert(newRegClass);
-
-        MRI.setRegClass(MO.getReg(), newRegClass);
-      }
-    }
-  }
-}