src/gallium/drivers/radeon/AMDIL7XXDevice.cpp

   1 //===-- AMDIL7XXDevice.cpp - TODO: Add brief description -------===//
   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 #include "AMDILIOExpansion.h"
  15 #include "AMDILPointerManager.h"
  16
  17 using namespace llvm;
  18
  19 AMDIL7XXDevice::AMDIL7XXDevice(AMDILSubtarget *ST) : AMDILDevice(ST)
  20 {
  21   setCaps();
  22   std::string name = mSTM->getDeviceName();
  23   if (name == "rv710") {
  24     mDeviceFlag = OCL_DEVICE_RV710;
  25   } else if (name == "rv730") {
  26     mDeviceFlag = OCL_DEVICE_RV730;
  27   } else {
  28     mDeviceFlag = OCL_DEVICE_RV770;
  29   }
  30 }
  31
  32 AMDIL7XXDevice::~AMDIL7XXDevice()
  33 {
  34 }
  35
  36 void AMDIL7XXDevice::setCaps()
  37 {
  38   mSWBits.set(AMDILDeviceInfo::LocalMem);
  39 }
  40
  41 size_t AMDIL7XXDevice::getMaxLDSSize() const
  42 {
  43   if (usesHardware(AMDILDeviceInfo::LocalMem)) {
  44     return MAX_LDS_SIZE_700;
  45   }
  46   return 0;
  47 }
  48
  49 size_t AMDIL7XXDevice::getWavefrontSize() const
  50 {
  51   return AMDILDevice::HalfWavefrontSize;
  52 }
  53
  54 uint32_t AMDIL7XXDevice::getGeneration() const
  55 {
  56   return AMDILDeviceInfo::HD4XXX;
  57 }
  58
  59 uint32_t AMDIL7XXDevice::getResourceID(uint32_t DeviceID) const
  60 {
  61   switch (DeviceID) {
  62   default:
  63     assert(0 && "ID type passed in is unknown!");
  64     break;
  65   case GLOBAL_ID:
  66   case CONSTANT_ID:
  67   case RAW_UAV_ID:
  68   case ARENA_UAV_ID:
  69     break;
  70   case LDS_ID:
  71     if (usesHardware(AMDILDeviceInfo::LocalMem)) {
  72       return DEFAULT_LDS_ID;
  73     }
  74     break;
  75   case SCRATCH_ID:
  76     if (usesHardware(AMDILDeviceInfo::PrivateMem)) {
  77       return DEFAULT_SCRATCH_ID;
  78     }
  79     break;
  80   case GDS_ID:
  81     assert(0 && "GDS UAV ID is not supported on this chip");
  82     if (usesHardware(AMDILDeviceInfo::RegionMem)) {
  83       return DEFAULT_GDS_ID;
  84     }
  85     break;
  86   };
  87
  88   return 0;
  89 }
  90
  91 uint32_t AMDIL7XXDevice::getMaxNumUAVs() const
  92 {
  93   return 1;
  94 }
  95
  96 FunctionPass*
  97 AMDIL7XXDevice::getIOExpansion(
  98     TargetMachine& TM AMDIL_OPT_LEVEL_DECL) const
  99 {
 100   return new AMDIL7XXIOExpansion(TM  AMDIL_OPT_LEVEL_VAR);
 101 }
 102
 103 AsmPrinter*
 104 AMDIL7XXDevice::getAsmPrinter(TargetMachine& TM, MCStreamer &Streamer) const
 105 {
 106 #ifdef UPSTREAM_LLVM
 107   return new AMDIL7XXAsmPrinter(TM, Streamer);
 108 #else
 109   return NULL;
 110 #endif
 111 }
 112
 113 FunctionPass*
 114 AMDIL7XXDevice::getPointerManager(
 115     TargetMachine& TM AMDIL_OPT_LEVEL_DECL) const
 116 {
 117   return new AMDILPointerManager(TM  AMDIL_OPT_LEVEL_VAR);
 118 }
 119
 120 AMDIL770Device::AMDIL770Device(AMDILSubtarget *ST): AMDIL7XXDevice(ST)
 121 {
 122   setCaps();
 123 }
 124
 125 AMDIL770Device::~AMDIL770Device()
 126 {
 127 }
 128
 129 void AMDIL770Device::setCaps()
 130 {
 131   if (mSTM->isOverride(AMDILDeviceInfo::DoubleOps)) {
 132     mSWBits.set(AMDILDeviceInfo::FMA);
 133     mHWBits.set(AMDILDeviceInfo::DoubleOps);
 134   }
 135   mSWBits.set(AMDILDeviceInfo::BarrierDetect);
 136   mHWBits.reset(AMDILDeviceInfo::LongOps);
 137   mSWBits.set(AMDILDeviceInfo::LongOps);
 138   mSWBits.set(AMDILDeviceInfo::LocalMem);
 139 }
 140
 141 size_t AMDIL770Device::getWavefrontSize() const
 142 {
 143   return AMDILDevice::WavefrontSize;
 144 }
 145
 146 AMDIL710Device::AMDIL710Device(AMDILSubtarget *ST) : AMDIL7XXDevice(ST)
 147 {
 148 }
 149
 150 AMDIL710Device::~AMDIL710Device()
 151 {
 152 }
 153
 154 size_t AMDIL710Device::getWavefrontSize() const
 155 {
 156   return AMDILDevice::QuarterWavefrontSize;
 157 }