| /* |
| * Copyright (C) 2015-2017 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "B3TimingScope.h" |
| |
| #if ENABLE(B3_JIT) |
| |
| #include "B3Common.h" |
| #include <wtf/DataLog.h> |
| #include <wtf/HashMap.h> |
| #include <wtf/Lock.h> |
| |
| namespace JSC { namespace B3 { |
| |
| namespace { |
| |
| class State { |
| WTF_MAKE_NONCOPYABLE(State); |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| State() { } |
| |
| Seconds addToTotal(const char* name, Seconds duration) |
| { |
| auto locker = holdLock(lock); |
| return totals.add(name, Seconds(0)).iterator->value += duration; |
| } |
| |
| private: |
| HashMap<const char*, Seconds> totals; |
| Lock lock; |
| }; |
| |
| State& state() |
| { |
| static Atomic<State*> s_state; |
| return ensurePointer(s_state, [] { return new State(); }); |
| } |
| |
| } // anonymous namespace |
| |
| TimingScope::TimingScope(const char* name) |
| : m_name(name) |
| { |
| if (shouldMeasurePhaseTiming()) |
| m_before = MonotonicTime::now(); |
| } |
| |
| TimingScope::~TimingScope() |
| { |
| if (shouldMeasurePhaseTiming()) { |
| Seconds duration = MonotonicTime::now() - m_before; |
| dataLog( |
| "[B3] ", m_name, " took: ", duration.milliseconds(), " ms ", |
| "(total: ", state().addToTotal(m_name, duration).milliseconds(), " ms).\n"); |
| } |
| } |
| |
| } } // namespace JSC::B3 |
| |
| #endif // ENABLE(B3_JIT) |
| |