llvm-6502/lib/Target/R600/AMDGPUSubtarget.h
Tom Stellard f98f2ce29e Add R600 backend
A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169915 91177308-0d34-0410-b5e6-96231b3b80d8
2012-12-11 21:25:42 +00:00

66 lines
1.8 KiB
C++

//=====-- AMDGPUSubtarget.h - Define Subtarget for the AMDIL ---*- C++ -*-====//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//==-----------------------------------------------------------------------===//
//
/// \file
/// \brief AMDGPU specific subclass of TargetSubtarget.
//
//===----------------------------------------------------------------------===//
#ifndef AMDGPUSUBTARGET_H
#define AMDGPUSUBTARGET_H
#include "AMDILDevice.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Target/TargetSubtargetInfo.h"
#define GET_SUBTARGETINFO_HEADER
#include "AMDGPUGenSubtargetInfo.inc"
#define MAX_CB_SIZE (1 << 16)
namespace llvm {
class AMDGPUSubtarget : public AMDGPUGenSubtargetInfo {
private:
bool CapsOverride[AMDGPUDeviceInfo::MaxNumberCapabilities];
const AMDGPUDevice *Device;
size_t DefaultSize[3];
std::string DevName;
bool Is64bit;
bool Is32on64bit;
bool DumpCode;
bool R600ALUInst;
InstrItineraryData InstrItins;
public:
AMDGPUSubtarget(StringRef TT, StringRef CPU, StringRef FS);
virtual ~AMDGPUSubtarget();
const InstrItineraryData &getInstrItineraryData() const { return InstrItins; }
virtual void ParseSubtargetFeatures(llvm::StringRef CPU, llvm::StringRef FS);
bool isOverride(AMDGPUDeviceInfo::Caps) const;
bool is64bit() const;
// Helper functions to simplify if statements
bool isTargetELF() const;
const AMDGPUDevice* device() const;
std::string getDataLayout() const;
std::string getDeviceName() const;
virtual size_t getDefaultSize(uint32_t dim) const;
bool dumpCode() const { return DumpCode; }
bool r600ALUEncoding() const { return R600ALUInst; }
};
} // End namespace llvm
#endif // AMDGPUSUBTARGET_H