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/*******************************************************************************
*
* MIT License
*
* Copyright (c) 2023 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*******************************************************************************/
#include <stdexcept>
#include <gtest/gtest.h>
#include "platform.hpp"
#define THROW_PLATFORM_EXCEPTION(what) \
throw std::runtime_error(what + std::string(" at ") + __FILE__ + ":" + std::to_string(__LINE__))
// ==================== Device ====================
#if MIOPEN_BACKEND_HIP
Device::Device(miopenHandle_t) {}
Device::~Device() {}
#endif // MIOPEN_BACKEND_HIP
#if MIOPEN_BACKEND_OPENCL
Device::Device(miopenHandle_t handle)
{
miopenStatus_t miopen_status;
cl_int status;
miopen_status = miopenGetStream(handle, &cmd_queue);
if(miopen_status != miopenStatusSuccess)
{
THROW_PLATFORM_EXCEPTION("miopenGetStream error");
}
status = clRetainCommandQueue(cmd_queue);
if(status != CL_SUCCESS)
{
THROW_PLATFORM_EXCEPTION("clRetainCommandQueue error");
}
status =
clGetCommandQueueInfo(cmd_queue, CL_QUEUE_CONTEXT, sizeof(cl_context), &context, nullptr);
if(status != CL_SUCCESS)
{
THROW_PLATFORM_EXCEPTION("clGetCommandQueueInfo error");
}
status = clRetainContext(context);
if(status != CL_SUCCESS)
{
THROW_PLATFORM_EXCEPTION("clRetainContext error");
}
}
Device::~Device()
{
EXPECT_EQ(clReleaseCommandQueue(cmd_queue), CL_SUCCESS);
EXPECT_EQ(clReleaseContext(context), CL_SUCCESS);
}
#endif // MIOPEN_BACKEND_OPENCL
DevMem Device::Malloc(size_t size) const { return {*this, size}; }
#if MIOPEN_BACKEND_HIP
bool Device::Synchronize() const
{
auto status = hipDeviceSynchronize();
if(status != hipSuccess)
return false;
return true;
}
#endif // MIOPEN_BACKEND_HIP
#if MIOPEN_BACKEND_OPENCL
bool Device::Synchronize() const
{
auto status = clFinish(cmd_queue);
if(status != CL_SUCCESS)
return false;
return true;
}
#endif // MIOPEN_BACKEND_OPENCL
// ==================== DevMem ====================
#if MIOPEN_BACKEND_HIP
DevMem::DevMem(const Device&, size_t size)
{
auto status = hipMalloc(&ptr, size);
if(status != hipSuccess)
{
THROW_PLATFORM_EXCEPTION("hipMalloc error");
}
}
DevMem::~DevMem() { EXPECT_EQ(hipFree(ptr), hipSuccess); }
#endif // MIOPEN_BACKEND_HIP
#if MIOPEN_BACKEND_OPENCL
DevMem::DevMem(const Device& device, size_t size)
{
cl_int status;
if(size == 0)
{
cmd_queue = nullptr;
ptr = nullptr;
return;
}
cmd_queue = device.cmd_queue;
status = clRetainCommandQueue(cmd_queue);
if(status != CL_SUCCESS)
{
THROW_PLATFORM_EXCEPTION("clRetainCommandQueue error");
}
ptr = clCreateBuffer(device.context, CL_MEM_READ_WRITE, size, nullptr, &status);
if(status != CL_SUCCESS)
{
THROW_PLATFORM_EXCEPTION("clCreateBuffer error");
}
}
DevMem::~DevMem()
{
if(ptr == nullptr)
return;
EXPECT_EQ(clReleaseMemObject(ptr), CL_SUCCESS);
EXPECT_EQ(clReleaseCommandQueue(cmd_queue), CL_SUCCESS);
}
#endif // MIOPEN_BACKEND_OPENCL
void* DevMem::Data() const { return ptr; }
#if MIOPEN_BACKEND_HIP
bool DevMem::CopyToDevice(const void* src, size_t size) const
{
auto status = hipMemcpy(ptr, src, size, hipMemcpyHostToDevice);
if(status != hipSuccess)
return false;
return true;
}
bool DevMem::CopyFromDevice(void* dst, size_t size) const
{
auto status = hipMemcpy(dst, ptr, size, hipMemcpyDeviceToHost);
if(status != hipSuccess)
return false;
return true;
}
#endif // MIOPEN_BACKEND_HIP
#if MIOPEN_BACKEND_OPENCL
bool DevMem::CopyToDevice(const void* src, size_t size) const
{
auto status = clEnqueueWriteBuffer(cmd_queue, ptr, CL_TRUE, 0, size, src, 0, nullptr, nullptr);
if(status != CL_SUCCESS)
return false;
return true;
}
bool DevMem::CopyFromDevice(void* dst, size_t size) const
{
auto status = clEnqueueReadBuffer(cmd_queue, ptr, CL_TRUE, 0, size, dst, 0, nullptr, nullptr);
if(status != CL_SUCCESS)
return false;
return true;
}
#endif // MIOPEN_BACKEND_OPENCL
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