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Added OclContext class.

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This commit is contained in:
XMRig 2019-08-24 14:58:50 +07:00
parent 2a07bc4ef3
commit cf123b7d88
9 changed files with 161 additions and 16 deletions
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58
src/backend/opencl/wrappers/OclContext.cpp Normal file
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@ -0,0 +1,58 @@
/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2019 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "backend/opencl/wrappers/OclLib.h"
#include "backend/opencl/wrappers/OclContext.h"
xmrig::OclContext::~OclContext()
{
if (m_ctx) {
OclLib::releaseContext(m_ctx);
}
}
bool xmrig::OclContext::init(const std::vector<OclDevice> &devices, std::vector<OclLaunchData> &threads)
{
if (!m_ctx) {
std::vector<cl_device_id> ids(devices.size());
for (size_t i = 0; i < devices.size(); ++i) {
ids[i] = devices[i].id();
}
m_ctx = OclLib::createContext(ids);
}
if (!m_ctx) {
return false;
}
for (OclLaunchData &data : threads) {
data.ctx = m_ctx;
}
return true;
}

58
src/backend/opencl/wrappers/OclContext.h Normal file
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@ -0,0 +1,58 @@
/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2019 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef XMRIG_OCLCONTEXT_H
#define XMRIG_OCLCONTEXT_H
#include "backend/opencl/OclLaunchData.h"
#include "backend/opencl/wrappers/OclDevice.h"
typedef struct _cl_context *cl_context;
namespace xmrig {
class OclContext
{
public:
OclContext() = default;
~OclContext();
bool init(const std::vector<OclDevice> &devices, std::vector<OclLaunchData> &threads);
inline bool isValid() const { return m_ctx != nullptr; }
inline cl_context ctx() const { return m_ctx; }
private:
cl_context m_ctx = nullptr;
};
} // namespace xmrig
#endif /* XMRIG_OCLCONTEXT_H */

17
src/backend/opencl/wrappers/OclDevice.cpp
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@ -29,6 +29,7 @@
#include "backend/opencl/OclThreads.h"
#include "backend/opencl/wrappers/OclDevice.h"
#include "backend/opencl/wrappers/OclLib.h"
#include "base/io/log/Log.h"
#include "crypto/cn/CnAlgo.h"
#include "crypto/common/Algorithm.h"
#include "rapidjson/document.h"
@ -151,6 +152,22 @@ size_t xmrig::OclDevice::globalMem() const
}
xmrig::String xmrig::OclDevice::printableName() const
{
const size_t size = m_board.size() + m_name.size() + 64;
char *buf = new char[size]();
if (m_board.isNull()) {
snprintf(buf, size, GREEN_BOLD(" %s"), m_name.data());
}
else {
snprintf(buf, size, GREEN_BOLD(" %s") " (" CYAN_BOLD("%s") ")", m_board.data(), m_name.data());
}
return buf;
}
uint32_t xmrig::OclDevice::clock() const
{
return OclLib::getDeviceUint(id(), CL_DEVICE_MAX_CLOCK_FREQUENCY);

1
src/backend/opencl/wrappers/OclDevice.h
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@ -64,6 +64,7 @@ public:
size_t freeMem() const;
size_t globalMem() const;
String printableName() const;
uint32_t clock() const;
void generate(const Algorithm &algorithm, OclThreads &threads) const;

11
src/backend/opencl/wrappers/OclLib.cpp
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@ -33,7 +33,7 @@
static uv_lib_t oclLib;
static const char *kErrorTemplate = "Error %s when calling %s.";
static const char *kErrorTemplate = MAGENTA_BG_BOLD(WHITE_BOLD_S " ocl ") RED(" error ") RED_BOLD("%s") RED(" when calling ") RED_BOLD("%s");
static const char *kBuildProgram = "clBuildProgram";
static const char *kCreateBuffer = "clCreateBuffer";
@ -235,12 +235,21 @@ cl_context xmrig::OclLib::createContext(const cl_context_properties *properties,
auto result = pCreateContext(properties, num_devices, devices, pfn_notify, user_data, errcode_ret);
if (*errcode_ret != CL_SUCCESS) {
LOG_ERR(kErrorTemplate, OclError::toString(*errcode_ret), kCreateContext);
return nullptr;
}
return result;
}
cl_context xmrig::OclLib::createContext(const std::vector<cl_device_id> &ids)
{
cl_int ret;
return OclLib::createContext(nullptr, static_cast<cl_uint>(ids.size()), ids.data(), nullptr, nullptr, &ret);
}
cl_int xmrig::OclLib::buildProgram(cl_program program, cl_uint num_devices, const cl_device_id *device_list, const char *options, void (CL_CALLBACK *pfn_notify)(cl_program program, void *user_data), void *user_data)
{
assert(pBuildProgram != nullptr);

1
src/backend/opencl/wrappers/OclLib.h
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@ -48,6 +48,7 @@ public:
static cl_command_queue createCommandQueue(cl_context context, cl_device_id device, cl_int *errcode_ret);
static cl_context createContext(const cl_context_properties *properties, cl_uint num_devices, const cl_device_id *devices, void (CL_CALLBACK *pfn_notify)(const char *, const void *, size_t, void *), void *user_data, cl_int *errcode_ret);
static cl_context createContext(const std::vector<cl_device_id> &ids);
static cl_int buildProgram(cl_program program, cl_uint num_devices, const cl_device_id *device_list, const char *options = nullptr, void (CL_CALLBACK *pfn_notify)(cl_program program, void *user_data) = nullptr, void *user_data = nullptr);
static cl_int enqueueNDRangeKernel(cl_command_queue command_queue, cl_kernel kernel, cl_uint work_dim, const size_t *global_work_offset, const size_t *global_work_size, const size_t *local_work_size, cl_uint num_events_in_wait_list, const cl_event *event_wait_list, cl_event *event);
static cl_int enqueueReadBuffer(cl_command_queue command_queue, cl_mem buffer, cl_bool blocking_read, size_t offset, size_t size, void *ptr, cl_uint num_events_in_wait_list, const cl_event *event_wait_list, cl_event *event);