diff options
Diffstat (limited to 'lib/Target/R600/AMDILNIDevice.h')
-rw-r--r-- | lib/Target/R600/AMDILNIDevice.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/lib/Target/R600/AMDILNIDevice.h b/lib/Target/R600/AMDILNIDevice.h new file mode 100644 index 0000000..24a6408 --- /dev/null +++ b/lib/Target/R600/AMDILNIDevice.h @@ -0,0 +1,57 @@ +//===------- AMDILNIDevice.h - Define NI Device for 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 Interface for the subtarget data classes. +/// +/// This file will define the interface that each generation needs to +/// implement in order to correctly answer queries on the capabilities of the +/// specific hardware. +//===---------------------------------------------------------------------===// +#ifndef AMDILNIDEVICE_H +#define AMDILNIDEVICE_H +#include "AMDGPUSubtarget.h" +#include "AMDILEvergreenDevice.h" + +namespace llvm { + +class AMDGPUSubtarget; +//===---------------------------------------------------------------------===// +// NI generation of devices and their respective sub classes +//===---------------------------------------------------------------------===// + +/// \brief The AMDGPUNIDevice is the base class for all Northern Island series of +/// cards. +/// +/// It is very similiar to the AMDGPUEvergreenDevice, with the major +/// exception being differences in wavefront size and hardware capabilities. The +/// NI devices are all 64 wide wavefronts and also add support for signed 24 bit +/// integer operations +class AMDGPUNIDevice : public AMDGPUEvergreenDevice { +public: + AMDGPUNIDevice(AMDGPUSubtarget*); + virtual ~AMDGPUNIDevice(); + virtual size_t getMaxLDSSize() const; + virtual uint32_t getGeneration() const; +}; + +/// Just as the AMDGPUCypressDevice is the double capable version of the +/// AMDGPUEvergreenDevice, the AMDGPUCaymanDevice is the double capable version +/// of the AMDGPUNIDevice. The other major difference is that the Cayman Device +/// has 4 wide ALU's, whereas the rest of the NI family is a 5 wide. +class AMDGPUCaymanDevice: public AMDGPUNIDevice { +public: + AMDGPUCaymanDevice(AMDGPUSubtarget*); + virtual ~AMDGPUCaymanDevice(); +private: + virtual void setCaps(); +}; + +static const unsigned int MAX_LDS_SIZE_900 = AMDGPUDevice::MAX_LDS_SIZE_800; +} // namespace llvm +#endif // AMDILNIDEVICE_H |