113 lines
4.9 KiB
C++
113 lines
4.9 KiB
C++
/*
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* Copyright (c) 2017, Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "runtime/memory_manager/graphics_allocation.h"
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#include "runtime/builtin_kernels_simulation/scheduler_simulation.h"
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#include <cstdint>
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#include <mutex>
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#include <thread>
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using namespace std;
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using namespace OCLRT;
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namespace BuiltinKernelsSimulation {
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template <typename GfxFamily>
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void SchedulerSimulation<GfxFamily>::cleanSchedulerSimulation() {
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threadIDToLocalIDmap.clear();
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delete pGlobalBarrier;
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}
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template <typename GfxFamily>
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void SchedulerSimulation<GfxFamily>::initializeSchedulerSimulation(GraphicsAllocation *queue,
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GraphicsAllocation *commandsStack,
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GraphicsAllocation *eventsPool,
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GraphicsAllocation *secondaryBatchBuffer,
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GraphicsAllocation *dsh,
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GraphicsAllocation *reflectionSurface,
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GraphicsAllocation *queueStorageBuffer,
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GraphicsAllocation *ssh,
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GraphicsAllocation *debugQueue) {
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localSize[0] = NUM_OF_THREADS;
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localSize[1] = 1;
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localSize[2] = 1;
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threadIDToLocalIDmap.clear();
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pGlobalBarrier = new SynchronizationBarrier(NUM_OF_THREADS);
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// Spawn Thread ID == 0 on main thread
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for (uint32_t i = 1; i < NUM_OF_THREADS; i++) {
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threads[i] = std::thread(startScheduler, i, queue, commandsStack, eventsPool, secondaryBatchBuffer, dsh, reflectionSurface, queueStorageBuffer, ssh, debugQueue);
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}
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conditionReady = true;
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}
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template <typename GfxFamily>
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void SchedulerSimulation<GfxFamily>::runSchedulerSimulation(GraphicsAllocation *queue,
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GraphicsAllocation *commandsStack,
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GraphicsAllocation *eventsPool,
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GraphicsAllocation *secondaryBatchBuffer,
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GraphicsAllocation *dsh,
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GraphicsAllocation *reflectionSurface,
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GraphicsAllocation *queueStorageBuffer,
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GraphicsAllocation *ssh,
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GraphicsAllocation *debugQueue) {
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simulationRun = true;
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if (enabled) {
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initializeSchedulerSimulation(queue,
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commandsStack,
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eventsPool,
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secondaryBatchBuffer,
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dsh,
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reflectionSurface,
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queueStorageBuffer,
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ssh,
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debugQueue);
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// start main thread with LID == 0
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startScheduler(0,
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queue,
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commandsStack,
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eventsPool,
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secondaryBatchBuffer,
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dsh,
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reflectionSurface,
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queueStorageBuffer,
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ssh,
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debugQueue);
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// Wait for all threads on main thread
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if (threadIDToLocalIDmap[std::this_thread::get_id()] == 0) {
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for (uint32_t i = 1; i < NUM_OF_THREADS; i++)
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threads[i].join();
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cleanSchedulerSimulation();
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}
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}
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};
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} // namespace BuiltinKernelsSimulation
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