src/gallium/drivers/radeon/AMDIL7XXDevice.cpp

   1 //===-- AMDIL7XXDevice.cpp - Device Info for 7XX GPUs ---------------------===//
   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 #include "AMDIL7XXDevice.h"
  10 #ifdef UPSTREAM_LLVM
  11 #include "AMDIL7XXAsmPrinter.h"
  12 #endif
  13 #include "AMDILDevice.h"
  14
  15 using namespace llvm;
  16
  17 AMDIL7XXDevice::AMDIL7XXDevice(AMDILSubtarget *ST) : AMDILDevice(ST)
  18 {
  19   setCaps();
  20   std::string name = mSTM->getDeviceName();
  21   if (name == "rv710") {
  22     mDeviceFlag = OCL_DEVICE_RV710;
  23   } else if (name == "rv730") {
  24     mDeviceFlag = OCL_DEVICE_RV730;
  25   } else {
  26     mDeviceFlag = OCL_DEVICE_RV770;
  27   }
  28 }
  29
  30 AMDIL7XXDevice::~AMDIL7XXDevice()
  31 {
  32 }
  33
  34 void AMDIL7XXDevice::setCaps()
  35 {
  36   mSWBits.set(AMDILDeviceInfo::LocalMem);
  37 }
  38
  39 size_t AMDIL7XXDevice::getMaxLDSSize() const
  40 {
  41   if (usesHardware(AMDILDeviceInfo::LocalMem)) {
  42     return MAX_LDS_SIZE_700;
  43   }
  44   return 0;
  45 }
  46
  47 size_t AMDIL7XXDevice::getWavefrontSize() const
  48 {
  49   return AMDILDevice::HalfWavefrontSize;
  50 }
  51
  52 uint32_t AMDIL7XXDevice::getGeneration() const
  53 {
  54   return AMDILDeviceInfo::HD4XXX;
  55 }
  56
  57 uint32_t AMDIL7XXDevice::getResourceID(uint32_t DeviceID) const
  58 {
  59   switch (DeviceID) {
  60   default:
  61     assert(0 && "ID type passed in is unknown!");
  62     break;
  63   case GLOBAL_ID:
  64   case CONSTANT_ID:
  65   case RAW_UAV_ID:
  66   case ARENA_UAV_ID:
  67     break;
  68   case LDS_ID:
  69     if (usesHardware(AMDILDeviceInfo::LocalMem)) {
  70       return DEFAULT_LDS_ID;
  71     }
  72     break;
  73   case SCRATCH_ID:
  74     if (usesHardware(AMDILDeviceInfo::PrivateMem)) {
  75       return DEFAULT_SCRATCH_ID;
  76     }
  77     break;
  78   case GDS_ID:
  79     assert(0 && "GDS UAV ID is not supported on this chip");
  80     if (usesHardware(AMDILDeviceInfo::RegionMem)) {
  81       return DEFAULT_GDS_ID;
  82     }
  83     break;
  84   };
  85
  86   return 0;
  87 }
  88
  89 uint32_t AMDIL7XXDevice::getMaxNumUAVs() const
  90 {
  91   return 1;
  92 }
  93
  94 AsmPrinter*
  95 AMDIL7XXDevice::getAsmPrinter(TargetMachine& TM, MCStreamer &Streamer) const
  96 {
  97 #ifdef UPSTREAM_LLVM
  98   return new AMDIL7XXAsmPrinter(TM, Streamer);
  99 #else
 100   return NULL;
 101 #endif
 102 }
 103
 104 AMDIL770Device::AMDIL770Device(AMDILSubtarget *ST): AMDIL7XXDevice(ST)
 105 {
 106   setCaps();
 107 }
 108
 109 AMDIL770Device::~AMDIL770Device()
 110 {
 111 }
 112
 113 void AMDIL770Device::setCaps()
 114 {
 115   if (mSTM->isOverride(AMDILDeviceInfo::DoubleOps)) {
 116     mSWBits.set(AMDILDeviceInfo::FMA);
 117     mHWBits.set(AMDILDeviceInfo::DoubleOps);
 118   }
 119   mSWBits.set(AMDILDeviceInfo::BarrierDetect);
 120   mHWBits.reset(AMDILDeviceInfo::LongOps);
 121   mSWBits.set(AMDILDeviceInfo::LongOps);
 122   mSWBits.set(AMDILDeviceInfo::LocalMem);
 123 }
 124
 125 size_t AMDIL770Device::getWavefrontSize() const
 126 {
 127   return AMDILDevice::WavefrontSize;
 128 }
 129
 130 AMDIL710Device::AMDIL710Device(AMDILSubtarget *ST) : AMDIL7XXDevice(ST)
 131 {
 132 }
 133
 134 AMDIL710Device::~AMDIL710Device()
 135 {
 136 }
 137
 138 size_t AMDIL710Device::getWavefrontSize() const
 139 {
 140   return AMDILDevice::QuarterWavefrontSize;
 141 }