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Use sub buffers.

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This commit is contained in:
XMRig 2019-09-13 16:10:12 +07:00
parent 5a91552060
commit 9399491a64
15 changed files with 160 additions and 18 deletions
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40
src/backend/opencl/runners/OclBaseRunner.cpp
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@ -27,10 +27,11 @@
#include "backend/opencl/OclCache.h"
#include "backend/opencl/OclLaunchData.h"
#include "backend/opencl/runners/OclBaseRunner.h"
#include "backend/opencl/wrappers/OclError.h"
#include "backend/opencl/wrappers/OclLib.h"
#include "base/io/log/Log.h"
#include "base/net/stratum/Job.h"
#include "backend/opencl/wrappers/OclError.h"
#include "crypto/common/VirtualMemory.h"
xmrig::OclBaseRunner::OclBaseRunner(size_t id, const OclLaunchData &data) :
@ -38,6 +39,7 @@ xmrig::OclBaseRunner::OclBaseRunner(size_t id, const OclLaunchData &data) :
m_ctx(data.ctx),
m_source(OclSource::get(data.algorithm)),
m_data(data),
m_align(OclLib::getUint(data.device.id(), CL_DEVICE_MEM_BASE_ADDR_ALIGN)),
m_threadId(id)
{
m_deviceKey = data.device.name();
@ -61,10 +63,17 @@ xmrig::OclBaseRunner::~OclBaseRunner()
OclLib::release(m_program);
OclLib::release(m_input);
OclLib::release(m_output);
OclLib::release(m_buffer);
OclLib::release(m_queue);
}
size_t xmrig::OclBaseRunner::bufferSize() const
{
return align(Job::kMaxBlobSize) + align(sizeof(cl_uint) * 0x100);
}
uint32_t xmrig::OclBaseRunner::deviceIndex() const
{
return data().thread.index();
@ -84,8 +93,33 @@ void xmrig::OclBaseRunner::build()
void xmrig::OclBaseRunner::init()
{
m_queue = OclLib::createCommandQueue(m_ctx, data().device.id());
m_input = OclLib::createBuffer(m_ctx, CL_MEM_READ_ONLY, Job::kMaxBlobSize);
m_output = OclLib::createBuffer(m_ctx, CL_MEM_READ_WRITE, sizeof(cl_uint) * 0x100);
constexpr size_t oneGiB = 1024 * 1024 * 1024;
size_t size = bufferSize();
if (size < oneGiB && data().device.freeMemSize() >= oneGiB) {
size = oneGiB;
}
m_buffer = OclLib::createBuffer(m_ctx, CL_MEM_READ_WRITE, size);
m_input = createSubBuffer(CL_MEM_READ_ONLY | CL_MEM_HOST_WRITE_ONLY, Job::kMaxBlobSize);
m_output = createSubBuffer(CL_MEM_READ_WRITE, sizeof(cl_uint) * 0x100);
}
cl_mem xmrig::OclBaseRunner::createSubBuffer(cl_mem_flags flags, size_t size)
{
auto mem = OclLib::createSubBuffer(m_buffer, flags, m_offset, size);
m_offset += align(size);
return mem;
}
size_t xmrig::OclBaseRunner::align(size_t size) const
{
return VirtualMemory::align(size, m_align);
}