73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_TIMER_PROBE_H
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#define ANDROID_TIMER_PROBE_H
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#if 0 && defined(HAVE_POSIX_CLOCKS)
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#define ENABLE_TIMER_PROBE 1
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#else
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#define ENABLE_TIMER_PROBE 0
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#endif
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#if ENABLE_TIMER_PROBE
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#include <time.h>
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#include <sys/time.h>
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#include <utils/Vector.h>
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#define TIMER_PROBE(tag) \
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static int _timer_slot_; \
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android::TimerProbe probe(tag, &_timer_slot_)
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#define TIMER_PROBE_END() probe.end()
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#else
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#define TIMER_PROBE(tag)
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#define TIMER_PROBE_END()
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#endif
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#if ENABLE_TIMER_PROBE
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namespace android {
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class TimerProbe {
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public:
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TimerProbe(const char tag[], int* slot);
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void end();
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~TimerProbe();
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private:
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struct Bucket {
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int mStart, mReal, mProcess, mThread, mCount;
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const char* mTag;
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int* mSlotPtr;
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int mIndent;
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};
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static Vector<Bucket> gBuckets;
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static TimerProbe* gExecuteChain;
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static int gIndent;
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static timespec gRealBase;
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TimerProbe* mNext;
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static uint32_t ElapsedTime(const timespec& start, const timespec& end);
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void print(const timespec& r, const timespec& p, const timespec& t) const;
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timespec mRealStart, mPStart, mTStart;
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const char* mTag;
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int mIndent;
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int mBucket;
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};
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}; // namespace android
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#endif
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#endif
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