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// ----------------------------------------------------------------------------
// - Open3D: www.open3d.org -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.open3d.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
#include "open3d/core/SYCLUtils.h"
#include <vector>
#include "open3d/core/MemoryManager.h"
#include "open3d/utility/Helper.h"
#include "open3d/utility/Timer.h"
#include "tests/Tests.h"
#include "tests/core/CoreTest.h"
namespace open3d {
namespace tests {
TEST(SYCLUtils, SYCLDemo) { core::sy::SYCLDemo(); }
TEST(SYCLUtils, PrintAllSYCLDevices) {
core::sy::PrintSYCLDevices(/*print_all=*/true);
}
TEST(SYCLUtils, PrintSYCLDevices) {
core::sy::PrintSYCLDevices(/*print_all=*/false);
}
TEST(SYCLUtils, SYCLUnifiedSharedMemory) {
if (!core::sy::IsAvailable()) {
return;
}
size_t byte_size = sizeof(int) * 4;
int* host_ptr = static_cast<int*>(malloc(byte_size));
for (int i = 0; i < 4; i++) {
host_ptr[i] = i;
}
core::Device host_device;
#ifdef ENABLE_SYCL_UNIFIED_SHARED_MEMORY
utility::LogInfo("SYCLMemoryModel: unified shared memory");
// Can host access SYCL GPU's memory directly? Yes.
core::Device sycl_device("SYCL:0");
int* sycl_ptr = static_cast<int*>(
core::MemoryManager::Malloc(byte_size, sycl_device));
core::MemoryManager::Memcpy(sycl_ptr, sycl_device, host_ptr, host_device,
byte_size);
for (int i = 0; i < 4; i++) {
EXPECT_EQ(sycl_ptr[i], i);
}
#else
utility::LogInfo("SYCLMemoryModel: device memory");
// Can host access SYCL GPU's memory directly? No.
core::Device sycl_device("SYCL:0");
int* sycl_ptr = static_cast<int*>(
core::MemoryManager::Malloc(byte_size, sycl_device));
core::MemoryManager::Memcpy(sycl_ptr, sycl_device, host_ptr, host_device,
byte_size);
for (int i = 0; i < 4; i++) {
// EXPECT_EQ(sycl_ptr[i], i); // This will segfault.
}
#endif
free(host_ptr);
core::MemoryManager::Free(sycl_ptr, sycl_device);
}
} // namespace tests
} // namespace open3d
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