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

This reverts commit 4ea70107c5e51230e9e60f0bf58a0f74aa4885ea.

llvm-svn: 160303

1 files changed, 0 insertions, 88 deletions

diff --git a/llvm/lib/Target/AMDGPU/R600RegisterInfo.cpp b/llvm/lib/Target/AMDGPU/R600RegisterInfo.cpp
deleted file mode 100644
index 7ae702c3d43..00000000000
--- a/llvm/lib/Target/AMDGPU/R600RegisterInfo.cpp
+++ /dev/null
@@ -1,88 +0,0 @@
-//===-- R600RegisterInfo.cpp - R600 Register Information ------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// The file contains the R600 implementation of the TargetRegisterInfo class.
-//
-//===----------------------------------------------------------------------===//
-
-#include "R600RegisterInfo.h"
-#include "AMDGPUTargetMachine.h"
-#include "R600MachineFunctionInfo.h"
-
-using namespace llvm;
-
-R600RegisterInfo::R600RegisterInfo(AMDGPUTargetMachine &tm,
-    const TargetInstrInfo &tii)
-: AMDGPURegisterInfo(tm, tii),
-  TM(tm),
-  TII(tii)
-  { }
-
-BitVector R600RegisterInfo::getReservedRegs(const MachineFunction &MF) const
-{
-  BitVector Reserved(getNumRegs());
-  const R600MachineFunctionInfo * MFI = MF.getInfo<R600MachineFunctionInfo>();
-
-  Reserved.set(AMDGPU::ZERO);
-  Reserved.set(AMDGPU::HALF);
-  Reserved.set(AMDGPU::ONE);
-  Reserved.set(AMDGPU::ONE_INT);
-  Reserved.set(AMDGPU::NEG_HALF);
-  Reserved.set(AMDGPU::NEG_ONE);
-  Reserved.set(AMDGPU::PV_X);
-  Reserved.set(AMDGPU::ALU_LITERAL_X);
-
-  for (TargetRegisterClass::iterator I = AMDGPU::R600_CReg32RegClass.begin(),
-                        E = AMDGPU::R600_CReg32RegClass.end(); I != E; ++I) {
-    Reserved.set(*I);
-  }
-
-  for (std::vector<unsigned>::const_iterator I = MFI->ReservedRegs.begin(),
-                                    E = MFI->ReservedRegs.end(); I != E; ++I) {
-    Reserved.set(*I);
-  }
-
-  return Reserved;
-}
-
-const TargetRegisterClass *
-R600RegisterInfo::getISARegClass(const TargetRegisterClass * rc) const
-{
-  switch (rc->getID()) {
-  case AMDGPU::GPRF32RegClassID:
-  case AMDGPU::GPRI32RegClassID:
-    return &AMDGPU::R600_Reg32RegClass;
-  default: return rc;
-  }
-}
-
-unsigned R600RegisterInfo::getHWRegChan(unsigned reg) const
-{
-  switch(reg) {
-  case AMDGPU::ZERO:
-  case AMDGPU::ONE:
-  case AMDGPU::ONE_INT:
-  case AMDGPU::NEG_ONE:
-  case AMDGPU::HALF:
-  case AMDGPU::NEG_HALF:
-  case AMDGPU::ALU_LITERAL_X:
-    return 0;
-  default: return getHWRegChanGen(reg);
-  }
-}
-
-const TargetRegisterClass * R600RegisterInfo::getCFGStructurizerRegClass(
-                                                                   MVT VT) const
-{
-  switch(VT.SimpleTy) {
-  default:
-  case MVT::i32: return &AMDGPU::R600_TReg32RegClass;
-  }
-}
-#include "R600HwRegInfo.include"