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https://github.com/asmjit/asmjit.git
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7836449c30
Removed asmjit_test_opcode (not needed anymore as we have asmjit_test_assembler and asmjit_test_perf)
60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
// AsmJit - Machine code generation for C++
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//
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// * Official AsmJit Home Page: https://asmjit.com
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// * Official Github Repository: https://github.com/asmjit/asmjit
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//
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// Copyright (c) 2008-2020 The AsmJit Authors
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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#ifndef PERFORMANCETIMER_H_INCLUDED
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#define PERFORMANCETIMER_H_INCLUDED
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#include <asmjit/core.h>
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#include <chrono>
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class PerformanceTimer {
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public:
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typedef std::chrono::high_resolution_clock::time_point TimePoint;
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TimePoint _startTime {};
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TimePoint _endTime {};
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inline void start() {
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_startTime = std::chrono::high_resolution_clock::now();
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}
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inline void stop() {
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_endTime = std::chrono::high_resolution_clock::now();
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}
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inline double duration() const {
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std::chrono::duration<double> elapsed = _endTime - _startTime;
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return elapsed.count() * 1000;
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}
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};
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static inline double mbps(double duration, uint64_t outputSize) noexcept {
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if (duration == 0)
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return 0.0;
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double bytesTotal = double(outputSize);
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return (bytesTotal * 1000) / (duration * 1024 * 1024);
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}
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#endif // PERFORMANCETIMER_H_INCLUDED
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