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/*
* Copyright (C) 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.
*/
#pragma once
#if ENABLE(B3_JIT)
#include "AirTmp.h"
#include <wtf/IndexSet.h>
namespace JSC { namespace B3 { namespace Air {
class TmpSet {
public:
TmpSet()
{
}
bool add(Tmp tmp)
{
if (tmp.isGP())
return m_gp.add(tmp);
return m_fp.add(tmp);
}
bool remove(Tmp tmp)
{
if (tmp.isGP())
return m_gp.remove(tmp);
return m_fp.remove(tmp);
}
bool contains(Tmp tmp)
{
if (tmp.isGP())
return m_gp.contains(tmp);
return m_fp.contains(tmp);
}
size_t size() const
{
return m_gp.size() + m_fp.size();
}
bool isEmpty() const
{
return !size();
}
class iterator {
public:
iterator()
{
}
iterator(BitVector::iterator gpIter, BitVector::iterator fpIter)
: m_gpIter(gpIter)
, m_fpIter(fpIter)
{
}
Tmp operator*()
{
if (!m_gpIter.isAtEnd())
return Tmp::tmpForAbsoluteIndex(GP, *m_gpIter);
return Tmp::tmpForAbsoluteIndex(FP, *m_fpIter);
}
iterator& operator++()
{
if (!m_gpIter.isAtEnd()) {
++m_gpIter;
return *this;
}
++m_fpIter;
return *this;
}
friend bool operator==(const iterator&, const iterator&) = default;
private:
BitVector::iterator m_gpIter;
BitVector::iterator m_fpIter;
};
iterator begin() const { return iterator(m_gp.indices().begin(), m_fp.indices().begin()); }
iterator end() const { return iterator(m_gp.indices().end(), m_fp.indices().end()); }
private:
IndexSet<Tmp::AbsolutelyIndexed<GP>> m_gp;
IndexSet<Tmp::AbsolutelyIndexed<FP>> m_fp;
};
} } } // namespace JSC::B3::Air
#endif // ENABLE(B3_JIT)
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