llvm-project/llvm/lib/Target/AMDGPU/AMDIL7XXDevice.cpp

129 lines
2.6 KiB
C++

//===-- AMDIL7XXDevice.cpp - Device Info for 7XX GPUs ---------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//==-----------------------------------------------------------------------===//
#include "AMDIL7XXDevice.h"
#include "AMDILDevice.h"
using namespace llvm;
AMDIL7XXDevice::AMDIL7XXDevice(AMDILSubtarget *ST) : AMDILDevice(ST)
{
setCaps();
std::string name = mSTM->getDeviceName();
if (name == "rv710") {
mDeviceFlag = OCL_DEVICE_RV710;
} else if (name == "rv730") {
mDeviceFlag = OCL_DEVICE_RV730;
} else {
mDeviceFlag = OCL_DEVICE_RV770;
}
}
AMDIL7XXDevice::~AMDIL7XXDevice()
{
}
void AMDIL7XXDevice::setCaps()
{
mSWBits.set(AMDILDeviceInfo::LocalMem);
}
size_t AMDIL7XXDevice::getMaxLDSSize() const
{
if (usesHardware(AMDILDeviceInfo::LocalMem)) {
return MAX_LDS_SIZE_700;
}
return 0;
}
size_t AMDIL7XXDevice::getWavefrontSize() const
{
return AMDILDevice::HalfWavefrontSize;
}
uint32_t AMDIL7XXDevice::getGeneration() const
{
return AMDILDeviceInfo::HD4XXX;
}
uint32_t AMDIL7XXDevice::getResourceID(uint32_t DeviceID) const
{
switch (DeviceID) {
default:
assert(0 && "ID type passed in is unknown!");
break;
case GLOBAL_ID:
case CONSTANT_ID:
case RAW_UAV_ID:
case ARENA_UAV_ID:
break;
case LDS_ID:
if (usesHardware(AMDILDeviceInfo::LocalMem)) {
return DEFAULT_LDS_ID;
}
break;
case SCRATCH_ID:
if (usesHardware(AMDILDeviceInfo::PrivateMem)) {
return DEFAULT_SCRATCH_ID;
}
break;
case GDS_ID:
assert(0 && "GDS UAV ID is not supported on this chip");
if (usesHardware(AMDILDeviceInfo::RegionMem)) {
return DEFAULT_GDS_ID;
}
break;
};
return 0;
}
uint32_t AMDIL7XXDevice::getMaxNumUAVs() const
{
return 1;
}
AMDIL770Device::AMDIL770Device(AMDILSubtarget *ST): AMDIL7XXDevice(ST)
{
setCaps();
}
AMDIL770Device::~AMDIL770Device()
{
}
void AMDIL770Device::setCaps()
{
if (mSTM->isOverride(AMDILDeviceInfo::DoubleOps)) {
mSWBits.set(AMDILDeviceInfo::FMA);
mHWBits.set(AMDILDeviceInfo::DoubleOps);
}
mSWBits.set(AMDILDeviceInfo::BarrierDetect);
mHWBits.reset(AMDILDeviceInfo::LongOps);
mSWBits.set(AMDILDeviceInfo::LongOps);
mSWBits.set(AMDILDeviceInfo::LocalMem);
}
size_t AMDIL770Device::getWavefrontSize() const
{
return AMDILDevice::WavefrontSize;
}
AMDIL710Device::AMDIL710Device(AMDILSubtarget *ST) : AMDIL7XXDevice(ST)
{
}
AMDIL710Device::~AMDIL710Device()
{
}
size_t AMDIL710Device::getWavefrontSize() const
{
return AMDILDevice::QuarterWavefrontSize;
}