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Implemented VM mode for OpenCL RandomX.

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This commit is contained in:
XMRig 2019-09-12 00:01:03 +07:00
parent 4c90f9960e
commit 95daab4bc0
42 changed files with 450 additions and 165 deletions
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54
src/backend/opencl/runners/OclRxVmRunner.cpp
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@ -32,20 +32,11 @@
#include "backend/opencl/wrappers/OclLib.h"
#include "crypto/rx/RxAlgo.h"
#include "base/io/log/Log.h"
xmrig::OclRxVmRunner::OclRxVmRunner(size_t index, const OclLaunchData &data) : OclRxBaseRunner(index, data)
{
if (m_rounding == nullptr) {
return;
}
const size_t g_thd = data.thread.intensity();
cl_int ret;
m_vm_states = OclLib::createBuffer(m_ctx, CL_MEM_READ_WRITE, 2560 * g_thd, nullptr, &ret);
if (ret != CL_SUCCESS) {
return;
}
}
@ -75,3 +66,44 @@ void xmrig::OclRxVmRunner::build()
m_execute_vm = new ExecuteVmKernel(m_program);
m_execute_vm->setArgs(m_vm_states, m_rounding, m_scratchpads, data().dataset->get(), batch_size);
}
void xmrig::OclRxVmRunner::execute(uint32_t iteration)
{
const uint32_t bfactor = std::min(data().thread.bfactor(), 8u);
const uint32_t num_iterations = RxAlgo::programIterations(m_algorithm) >> bfactor;
const uint32_t g_intensity = data().thread.intensity();
m_init_vm->enqueue(m_queue, g_intensity, iteration);
// LOG_WARN("bfactor:%u %u %u", bfactor, RxAlgo::programIterations(m_algorithm), num_iterations);
uint32_t first = 1;
uint32_t last = 0;
m_execute_vm->setIterations(num_iterations);
m_execute_vm->setFirst(first);
m_execute_vm->setLast(last);
for (int j = 0, n = 1 << bfactor; j < n; ++j) {
if (j == n - 1) {
last = 1;
m_execute_vm->setLast(last);
}
m_execute_vm->enqueue(m_queue, g_intensity, data().thread.worksize());
if (j == 0) {
first = 0;
m_execute_vm->setFirst(first);
}
}
}
void xmrig::OclRxVmRunner::init()
{
OclRxBaseRunner::init();
m_vm_states = OclLib::createBuffer(m_ctx, CL_MEM_READ_WRITE, 2560 * data().thread.intensity());
}