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58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
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//===------- 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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/// \file
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/// \brief Interface for the subtarget data classes.
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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 "AMDGPUSubtarget.h"
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namespace llvm {
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class AMDGPUSubtarget;
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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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/// \brief The AMDGPUNIDevice is the base class for all Northern Island series of
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/// cards.
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///
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/// It is very similiar to the AMDGPUEvergreenDevice, 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 AMDGPUNIDevice : public AMDGPUEvergreenDevice {
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public:
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AMDGPUNIDevice(AMDGPUSubtarget*);
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virtual ~AMDGPUNIDevice();
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virtual size_t getMaxLDSSize() const;
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virtual uint32_t getGeneration() const;
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};
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/// Just as the AMDGPUCypressDevice is the double capable version of the
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/// AMDGPUEvergreenDevice, the AMDGPUCaymanDevice is the double capable version
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/// of the AMDGPUNIDevice. The other major difference is that the Cayman Device
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/// has 4 wide ALU's, whereas the rest of the NI family is a 5 wide.
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class AMDGPUCaymanDevice: public AMDGPUNIDevice {
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public:
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AMDGPUCaymanDevice(AMDGPUSubtarget*);
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virtual ~AMDGPUCaymanDevice();
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private:
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virtual void setCaps();
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};
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static const unsigned int MAX_LDS_SIZE_900 = AMDGPUDevice::MAX_LDS_SIZE_800;
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} // namespace llvm
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#endif // AMDILNIDEVICE_H
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