llvm-6502/lib/Target/R600/AMDILNIDevice.cpp
Tom Stellard f98f2ce29e Add R600 backend
A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169915 91177308-0d34-0410-b5e6-96231b3b80d8
2012-12-11 21:25:42 +00:00

66 lines
1.6 KiB
C++

//===-- AMDILNIDevice.cpp - Device Info for Northern Islands devices ------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
/// \file
//==-----------------------------------------------------------------------===//
#include "AMDILNIDevice.h"
#include "AMDILEvergreenDevice.h"
#include "AMDGPUSubtarget.h"
using namespace llvm;
AMDGPUNIDevice::AMDGPUNIDevice(AMDGPUSubtarget *ST)
: AMDGPUEvergreenDevice(ST) {
std::string name = ST->getDeviceName();
if (name == "caicos") {
DeviceFlag = OCL_DEVICE_CAICOS;
} else if (name == "turks") {
DeviceFlag = OCL_DEVICE_TURKS;
} else if (name == "cayman") {
DeviceFlag = OCL_DEVICE_CAYMAN;
} else {
DeviceFlag = OCL_DEVICE_BARTS;
}
}
AMDGPUNIDevice::~AMDGPUNIDevice() {
}
size_t
AMDGPUNIDevice::getMaxLDSSize() const {
if (usesHardware(AMDGPUDeviceInfo::LocalMem)) {
return MAX_LDS_SIZE_900;
} else {
return 0;
}
}
uint32_t
AMDGPUNIDevice::getGeneration() const {
return AMDGPUDeviceInfo::HD6XXX;
}
AMDGPUCaymanDevice::AMDGPUCaymanDevice(AMDGPUSubtarget *ST)
: AMDGPUNIDevice(ST) {
setCaps();
}
AMDGPUCaymanDevice::~AMDGPUCaymanDevice() {
}
void
AMDGPUCaymanDevice::setCaps() {
if (mSTM->isOverride(AMDGPUDeviceInfo::DoubleOps)) {
mHWBits.set(AMDGPUDeviceInfo::DoubleOps);
mHWBits.set(AMDGPUDeviceInfo::FMA);
}
mHWBits.set(AMDGPUDeviceInfo::Signed24BitOps);
mSWBits.reset(AMDGPUDeviceInfo::Signed24BitOps);
mSWBits.set(AMDGPUDeviceInfo::ArenaSegment);
}