darling-JavaScriptCore/b3/B3PhaseScope.cpp
2017-08-12 09:48:01 -07:00

63 lines
2.1 KiB
C++

/*
* Copyright (C) 2015 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 "B3PhaseScope.h"
#if ENABLE(B3_JIT)
#include "B3Common.h"
#include "B3Procedure.h"
#include "B3Validate.h"
#include <wtf/DataLog.h>
#include <wtf/StringPrintStream.h>
namespace JSC { namespace B3 {
PhaseScope::PhaseScope(Procedure& procedure, const char* name)
: m_procedure(procedure)
, m_name(name)
, m_timingScope(name)
{
if (shouldDumpIRAtEachPhase(B3Mode)) {
dataLog("B3 after ", procedure.lastPhaseName(), ", before ", name, ":\n");
dataLog(procedure);
}
if (shouldSaveIRBeforePhase())
m_dumpBefore = toCString(procedure);
}
PhaseScope::~PhaseScope()
{
m_procedure.setLastPhaseName(m_name);
if (shouldValidateIRAtEachPhase())
validate(m_procedure, m_dumpBefore.data());
}
} } // namespace JSC::B3
#endif // ENABLE(B3_JIT)