haikuwebkit/Source/JavaScriptCore/jit/JITSizeStatistics.h

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2.0 KiB
C++

/*
* Copyright (C) 2021 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.
*/
#pragma once
#if ENABLE(JIT)
#include "CCallHelpers.h"
#include <wtf/HashMap.h>
#include <wtf/PrintStream.h>
#include <wtf/text/WTFString.h>
namespace JSC {
class JITSizeStatistics {
WTF_MAKE_FAST_ALLOCATED;
public:
struct Marker {
String identifier;
CCallHelpers::Label start;
};
Marker markStart(String identifier, CCallHelpers&);
void markEnd(Marker, CCallHelpers&);
JS_EXPORT_PRIVATE void dump(PrintStream&) const;
void reset() { m_data.clear(); }
private:
struct Entry {
size_t count { 0 };
size_t totalBytes { 0 };
};
HashMap<String, Entry> m_data;
};
} // namespace JSC
#endif