src/gallium/drivers/radeon/AMDIL7XXDevice.h

   1 //==-- AMDIL7XXDevice.h - Define 7XX Device Device for AMDIL ---*- C++ -*--===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //==-----------------------------------------------------------------------===//
   9 //
  10 // Interface for the subtarget data classes.
  11 //
  12 //===----------------------------------------------------------------------===//
  13 // This file will define the interface that each generation needs to
  14 // implement in order to correctly answer queries on the capabilities of the
  15 // specific hardware.
  16 //===----------------------------------------------------------------------===//
  17 #ifndef _AMDIL7XXDEVICEIMPL_H_
  18 #define _AMDIL7XXDEVICEIMPL_H_
  19 #include "AMDILDevice.h"
  20 #include "AMDILSubtarget.h"
  21
  22 namespace llvm {
  23 class AMDILSubtarget;
  24
  25 //===----------------------------------------------------------------------===//
  26 // 7XX generation of devices and their respective sub classes
  27 //===----------------------------------------------------------------------===//
  28
  29 // The AMDIL7XXDevice class represents the generic 7XX device. All 7XX
  30 // devices are derived from this class. The AMDIL7XX device will only
  31 // support the minimal features that are required to be considered OpenCL 1.0
  32 // compliant and nothing more.
  33 class AMDIL7XXDevice : public AMDILDevice {
  34 public:
  35   AMDIL7XXDevice(AMDILSubtarget *ST);
  36   virtual ~AMDIL7XXDevice();
  37   virtual size_t getMaxLDSSize() const;
  38   virtual size_t getWavefrontSize() const;
  39   virtual uint32_t getGeneration() const;
  40   virtual uint32_t getResourceID(uint32_t DeviceID) const;
  41   virtual uint32_t getMaxNumUAVs() const;
  42   AsmPrinter*
  43     getAsmPrinter(TargetMachine& TM, MCStreamer &Streamer) const;
  44
  45 protected:
  46   virtual void setCaps();
  47 }; // AMDIL7XXDevice
  48
  49 // The AMDIL770Device class represents the RV770 chip and it's
  50 // derivative cards. The difference between this device and the base
  51 // class is this device device adds support for double precision
  52 // and has a larger wavefront size.
  53 class AMDIL770Device : public AMDIL7XXDevice {
  54 public:
  55   AMDIL770Device(AMDILSubtarget *ST);
  56   virtual ~AMDIL770Device();
  57   virtual size_t getWavefrontSize() const;
  58 private:
  59   virtual void setCaps();
  60 }; // AMDIL770Device
  61
  62 // The AMDIL710Device class derives from the 7XX base class, but this
  63 // class is a smaller derivative, so we need to overload some of the
  64 // functions in order to correctly specify this information.
  65 class AMDIL710Device : public AMDIL7XXDevice {
  66 public:
  67   AMDIL710Device(AMDILSubtarget *ST);
  68   virtual ~AMDIL710Device();
  69   virtual size_t getWavefrontSize() const;
  70 }; // AMDIL710Device
  71
  72 } // namespace llvm
  73 #endif // _AMDILDEVICEIMPL_H_