forked from OSchip/llvm-project
60 lines
2.3 KiB
C++
60 lines
2.3 KiB
C++
//===------- AMDILNIDevice.h - Define NI Device for AMDIL -*- C++ -*------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//==-----------------------------------------------------------------------===//
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//
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// Interface for the subtarget data classes.
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//
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//===---------------------------------------------------------------------===//
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// This file will define the interface that each generation needs to
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// implement in order to correctly answer queries on the capabilities of the
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// specific hardware.
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//===---------------------------------------------------------------------===//
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#ifndef _AMDILNIDEVICE_H_
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#define _AMDILNIDEVICE_H_
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#include "AMDILEvergreenDevice.h"
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#include "AMDILSubtarget.h"
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namespace llvm {
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class AMDILSubtarget;
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//===---------------------------------------------------------------------===//
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// NI generation of devices and their respective sub classes
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//===---------------------------------------------------------------------===//
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// The AMDILNIDevice is the base class for all Northern Island series of
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// cards. It is very similiar to the AMDILEvergreenDevice, with the major
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// exception being differences in wavefront size and hardware capabilities. The
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// NI devices are all 64 wide wavefronts and also add support for signed 24 bit
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// integer operations
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class AMDILNIDevice : public AMDILEvergreenDevice {
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public:
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AMDILNIDevice(AMDILSubtarget*);
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virtual ~AMDILNIDevice();
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virtual size_t getMaxLDSSize() const;
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virtual uint32_t getGeneration() const;
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protected:
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}; // AMDILNIDevice
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// Just as the AMDILCypressDevice is the double capable version of the
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// AMDILEvergreenDevice, the AMDILCaymanDevice is the double capable version of
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// the AMDILNIDevice. The other major difference that is not as useful from
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// standpoint is that the Cayman Device has 4 wide ALU's, whereas the rest of the
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// NI family is a 5 wide.
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class AMDILCaymanDevice: public AMDILNIDevice {
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public:
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AMDILCaymanDevice(AMDILSubtarget*);
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virtual ~AMDILCaymanDevice();
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private:
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virtual void setCaps();
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}; // AMDILCaymanDevice
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static const unsigned int MAX_LDS_SIZE_900 = AMDILDevice::MAX_LDS_SIZE_800;
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} // namespace llvm
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#endif // _AMDILNIDEVICE_H_
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