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f98f2ce29e
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
73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
//==-- AMDIL7XXDevice.h - Define 7XX Device 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 AMDIL7XXDEVICEIMPL_H
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#define AMDIL7XXDEVICEIMPL_H
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#include "AMDILDevice.h"
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namespace llvm {
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class AMDGPUSubtarget;
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//===----------------------------------------------------------------------===//
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// 7XX generation of devices and their respective sub classes
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//===----------------------------------------------------------------------===//
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/// \brief The AMDGPU7XXDevice class represents the generic 7XX device.
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///
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/// All 7XX devices are derived from this class. The AMDGPU7XX device will only
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/// support the minimal features that are required to be considered OpenCL 1.0
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/// compliant and nothing more.
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class AMDGPU7XXDevice : public AMDGPUDevice {
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public:
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AMDGPU7XXDevice(AMDGPUSubtarget *ST);
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virtual ~AMDGPU7XXDevice();
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virtual size_t getMaxLDSSize() const;
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virtual size_t getWavefrontSize() const;
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virtual uint32_t getGeneration() const;
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virtual uint32_t getResourceID(uint32_t DeviceID) const;
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virtual uint32_t getMaxNumUAVs() const;
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protected:
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virtual void setCaps();
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};
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/// \brief The AMDGPU770Device class represents the RV770 chip and it's
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/// derivative cards.
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///
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/// The difference between this device and the base class is this device device
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/// adds support for double precision and has a larger wavefront size.
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class AMDGPU770Device : public AMDGPU7XXDevice {
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public:
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AMDGPU770Device(AMDGPUSubtarget *ST);
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virtual ~AMDGPU770Device();
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virtual size_t getWavefrontSize() const;
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private:
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virtual void setCaps();
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};
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/// \brief The AMDGPU710Device class derives from the 7XX base class.
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///
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/// This class is a smaller derivative, so we need to overload some of the
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/// functions in order to correctly specify this information.
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class AMDGPU710Device : public AMDGPU7XXDevice {
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public:
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AMDGPU710Device(AMDGPUSubtarget *ST);
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virtual ~AMDGPU710Device();
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virtual size_t getWavefrontSize() const;
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};
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} // namespace llvm
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#endif // AMDILDEVICEIMPL_H
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