Alex (Bin) Xie
97 라인
2.6 KiB
C++
97 라인
2.6 KiB
C++
/* Copyright (c) 2008 - 2022 Advanced Micro Devices, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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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 THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE. */
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#ifndef RUNTIME_HPP_
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#define RUNTIME_HPP_
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#include "top.hpp"
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#include "thread/thread.hpp"
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namespace amd {
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/*! \addtogroup Runtime The OpenCL Runtime
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* @{
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*/
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class Runtime : AllStatic {
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static volatile bool initialized_;
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static bool LibraryDetached;
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public:
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//! Return true if the OpencCL runtime is already initialized
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inline static bool initialized();
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//! Initialize the OpenCL runtime.
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static bool init();
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//! Tear down the runtime.
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static void tearDown();
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//! Return true if the Runtime is still single-threaded.
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static bool singleThreaded() { return !initialized(); }
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//! Return whether the library is detached by OS
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static bool isLibraryDetached() { return LibraryDetached; }
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//! Set the library has been detached.
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static void setLibraryDetached() {
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LibraryDetached = true;
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}
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};
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#if 0
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class HostThread : public Thread
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{
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private:
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virtual void run(void* data) { ShouldNotCallThis(); }
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public:
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HostThread() : Thread("HostThread", 0, false)
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{
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setHandle(NULL);
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setCurrent();
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if (!amd::Runtime::initialized() && !amd::Runtime::init()) {
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return;
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}
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Os::currentStackInfo(&stackBase_, &stackSize_);
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setState(RUNNABLE);
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}
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bool isHostThread() const { return true; };
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static inline HostThread* current()
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{
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Thread* thread = Thread::current();
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assert(thread->isHostThread() && "just checking");
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return (HostThread*) thread;
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}
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};
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#endif
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/*@}*/
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inline bool Runtime::initialized() { return initialized_; }
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} // namespace amd
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#endif /*RUNTIME_HPP_*/
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