src/gallium/drivers/radeon/AMDILEvergreenDevice.h

   1 //==- AMDILEvergreenDevice.h - Define Evergreen 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 _AMDILEVERGREENDEVICE_H_
  18 #define _AMDILEVERGREENDEVICE_H_
  19 #include "AMDILDevice.h"
  20 #include "AMDILSubtarget.h"
  21
  22 namespace llvm {
  23   class AMDILSubtarget;
  24 //===----------------------------------------------------------------------===//
  25 // Evergreen generation of devices and their respective sub classes
  26 //===----------------------------------------------------------------------===//
  27
  28
  29 // The AMDILEvergreenDevice is the base device class for all of the Evergreen
  30 // series of cards. This class contains information required to differentiate
  31 // the Evergreen device from the generic AMDILDevice. This device represents
  32 // that capabilities of the 'Juniper' cards, also known as the HD57XX.
  33 class AMDILEvergreenDevice : public AMDILDevice {
  34 public:
  35   AMDILEvergreenDevice(AMDILSubtarget *ST);
  36   virtual ~AMDILEvergreenDevice();
  37   virtual size_t getMaxLDSSize() const;
  38   virtual size_t getMaxGDSSize() const;
  39   virtual size_t getWavefrontSize() const;
  40   virtual uint32_t getGeneration() const;
  41   virtual uint32_t getMaxNumUAVs() const;
  42   virtual uint32_t getResourceID(uint32_t) const;
  43   virtual FunctionPass*
  44     getIOExpansion(TargetMachine& AMDIL_OPT_LEVEL_DECL) const;
  45   virtual AsmPrinter*
  46     getAsmPrinter(TargetMachine& TM, MCStreamer &Streamer) const;
  47 protected:
  48   virtual void setCaps();
  49 }; // AMDILEvergreenDevice
  50
  51 // The AMDILCypressDevice is similiar to the AMDILEvergreenDevice, except it has
  52 // support for double precision operations. This device is used to represent
  53 // both the Cypress and Hemlock cards, which are commercially known as HD58XX
  54 // and HD59XX cards.
  55 class AMDILCypressDevice : public AMDILEvergreenDevice {
  56 public:
  57   AMDILCypressDevice(AMDILSubtarget *ST);
  58   virtual ~AMDILCypressDevice();
  59 private:
  60   virtual void setCaps();
  61 }; // AMDILCypressDevice
  62
  63
  64 // The AMDILCedarDevice is the class that represents all of the 'Cedar' based
  65 // devices. This class differs from the base AMDILEvergreenDevice in that the
  66 // device is a ~quarter of the 'Juniper'. These are commercially known as the
  67 // HD54XX and HD53XX series of cards.
  68 class AMDILCedarDevice : public AMDILEvergreenDevice {
  69 public:
  70   AMDILCedarDevice(AMDILSubtarget *ST);
  71   virtual ~AMDILCedarDevice();
  72   virtual size_t getWavefrontSize() const;
  73 private:
  74   virtual void setCaps();
  75 }; // AMDILCedarDevice
  76
  77 // The AMDILRedwoodDevice is the class the represents all of the 'Redwood' based
  78 // devices. This class differs from the base class, in that these devices are
  79 // considered about half of a 'Juniper' device. These are commercially known as
  80 // the HD55XX and HD56XX series of cards.
  81 class AMDILRedwoodDevice : public AMDILEvergreenDevice {
  82 public:
  83   AMDILRedwoodDevice(AMDILSubtarget *ST);
  84   virtual ~AMDILRedwoodDevice();
  85   virtual size_t getWavefrontSize() const;
  86 private:
  87   virtual void setCaps();
  88 }; // AMDILRedwoodDevice
  89
  90 } // namespace llvm
  91 #endif // _AMDILEVERGREENDEVICE_H_