blob: 857ed9c872f59adfb2ab572ad31be07f0c082db8 [file] [log] [blame]
/*
* Copyright (C) 2012 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 "MethodOfGettingAValueProfile.h"
#if ENABLE(DFG_JIT)
#include "CodeBlock.h"
namespace JSC {
MethodOfGettingAValueProfile MethodOfGettingAValueProfile::fromLazyOperand(
CodeBlock* codeBlock, const LazyOperandValueProfileKey& key)
{
MethodOfGettingAValueProfile result;
result.m_kind = LazyOperand;
result.u.lazyOperand.codeBlock = codeBlock;
result.u.lazyOperand.bytecodeOffset = key.bytecodeOffset();
result.u.lazyOperand.operand = key.operand();
return result;
}
EncodedJSValue* MethodOfGettingAValueProfile::getSpecFailBucket(unsigned index) const
{
switch (m_kind) {
case None:
return 0;
case Ready:
return u.profile->specFailBucket(index);
case LazyOperand:
return u.lazyOperand.codeBlock->lazyOperandValueProfiles().add(
LazyOperandValueProfileKey(
u.lazyOperand.bytecodeOffset, u.lazyOperand.operand))->specFailBucket(index);
default:
ASSERT_NOT_REACHED();
return 0;
}
}
} // namespace JSC
#endif // ENABLE(DFG_JIT)