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B3Const64Value.cpp
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308 lines (266 loc) · 9.83 KB
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/*
* Copyright (C) 2015-2016 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 "B3Const64Value.h"
#if ENABLE(B3_JIT)
#include "B3ProcedureInlines.h"
#include "B3ValueInlines.h"
namespace JSC { namespace B3 {
Const64Value::~Const64Value()
{
}
Value* Const64Value::negConstant(Procedure& proc) const
{
return proc.add<Const64Value>(origin(), -m_value);
}
Value* Const64Value::addConstant(Procedure& proc, int32_t other) const
{
return proc.add<Const64Value>(origin(), m_value + static_cast<int64_t>(other));
}
Value* Const64Value::addConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), m_value + other->asInt64());
}
Value* Const64Value::subConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), m_value - other->asInt64());
}
Value* Const64Value::mulConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), m_value * other->asInt64());
}
Value* Const64Value::checkAddConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
CheckedInt64 result = CheckedInt64(m_value) + CheckedInt64(other->asInt64());
if (result.hasOverflowed())
return nullptr;
return proc.add<Const64Value>(origin(), result.unsafeGet());
}
Value* Const64Value::checkSubConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
CheckedInt64 result = CheckedInt64(m_value) - CheckedInt64(other->asInt64());
if (result.hasOverflowed())
return nullptr;
return proc.add<Const64Value>(origin(), result.unsafeGet());
}
Value* Const64Value::checkMulConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
CheckedInt64 result = CheckedInt64(m_value) * CheckedInt64(other->asInt64());
if (result.hasOverflowed())
return nullptr;
return proc.add<Const64Value>(origin(), result.unsafeGet());
}
Value* Const64Value::checkNegConstant(Procedure& proc) const
{
if (m_value == -m_value)
return nullptr;
return negConstant(proc);
}
Value* Const64Value::divConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), chillDiv(m_value, other->asInt64()));
}
Value* Const64Value::uDivConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), chillUDiv(m_value, other->asInt64()));
}
Value* Const64Value::modConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), chillMod(m_value, other->asInt64()));
}
Value* Const64Value::uModConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), chillUMod(m_value, other->asInt64()));
}
Value* Const64Value::bitAndConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), m_value & other->asInt64());
}
Value* Const64Value::bitOrConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), m_value | other->asInt64());
}
Value* Const64Value::bitXorConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt64())
return nullptr;
return proc.add<Const64Value>(origin(), m_value ^ other->asInt64());
}
Value* Const64Value::shlConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt32())
return nullptr;
return proc.add<Const64Value>(origin(), m_value << (other->asInt32() & 63));
}
Value* Const64Value::sShrConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt32())
return nullptr;
return proc.add<Const64Value>(origin(), m_value >> (other->asInt32() & 63));
}
Value* Const64Value::zShrConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt32())
return nullptr;
return proc.add<Const64Value>(origin(), static_cast<int64_t>(static_cast<uint64_t>(m_value) >> (other->asInt32() & 63)));
}
Value* Const64Value::rotRConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt32())
return nullptr;
return proc.add<Const64Value>(origin(), rotateRight(m_value, other->asInt32()));
}
Value* Const64Value::rotLConstant(Procedure& proc, const Value* other) const
{
if (!other->hasInt32())
return nullptr;
return proc.add<Const64Value>(origin(), rotateLeft(m_value, other->asInt32()));
}
Value* Const64Value::bitwiseCastConstant(Procedure& proc) const
{
return proc.add<ConstDoubleValue>(origin(), bitwise_cast<double>(m_value));
}
Value* Const64Value::iToDConstant(Procedure& proc) const
{
return proc.add<ConstDoubleValue>(origin(), static_cast<double>(m_value));
}
Value* Const64Value::iToFConstant(Procedure& proc) const
{
return proc.add<ConstFloatValue>(origin(), static_cast<float>(m_value));
}
TriState Const64Value::equalConstant(const Value* other) const
{
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(m_value == other->asInt64());
}
TriState Const64Value::notEqualConstant(const Value* other) const
{
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(m_value != other->asInt64());
}
TriState Const64Value::lessThanConstant(const Value* other) const
{
// INT64_MAX < x is always false.
if (static_cast<int64_t>(m_value) == std::numeric_limits<int64_t>::max())
return TriState::False;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(m_value < other->asInt64());
}
TriState Const64Value::greaterThanConstant(const Value* other) const
{
// INT64_MIN > x is always false.
if (static_cast<int64_t>(m_value) == std::numeric_limits<int64_t>::min())
return TriState::False;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(m_value > other->asInt64());
}
TriState Const64Value::lessEqualConstant(const Value* other) const
{
// INT64_MIN <= x is always true.
if (static_cast<int64_t>(m_value) == std::numeric_limits<int64_t>::min())
return TriState::True;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(m_value <= other->asInt64());
}
TriState Const64Value::greaterEqualConstant(const Value* other) const
{
// INT64_MAX >= x is always true.
if (static_cast<int64_t>(m_value) == std::numeric_limits<int64_t>::max())
return TriState::True;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(m_value >= other->asInt64());
}
TriState Const64Value::aboveConstant(const Value* other) const
{
// UINT64_MIN > x is always false.
if (static_cast<uint64_t>(m_value) == std::numeric_limits<uint64_t>::min())
return TriState::False;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(static_cast<uint64_t>(m_value) > static_cast<uint64_t>(other->asInt64()));
}
TriState Const64Value::belowConstant(const Value* other) const
{
// UINT64_MAX < x is always false.
if (static_cast<uint64_t>(m_value) == std::numeric_limits<uint64_t>::max())
return TriState::False;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(static_cast<uint64_t>(m_value) < static_cast<uint64_t>(other->asInt64()));
}
TriState Const64Value::aboveEqualConstant(const Value* other) const
{
// UINT64_MAX >= x is always true.
if (static_cast<uint64_t>(m_value) == std::numeric_limits<uint64_t>::max())
return TriState::True;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(static_cast<uint64_t>(m_value) >= static_cast<uint64_t>(other->asInt64()));
}
TriState Const64Value::belowEqualConstant(const Value* other) const
{
// UINT64_MIN <= x is always true.
if (static_cast<uint64_t>(m_value) == std::numeric_limits<uint64_t>::min())
return TriState::True;
if (!other->hasInt64())
return TriState::Indeterminate;
return triState(static_cast<uint64_t>(m_value) <= static_cast<uint64_t>(other->asInt64()));
}
void Const64Value::dumpMeta(CommaPrinter& comma, PrintStream& out) const
{
out.print(comma, m_value);
}
} } // namespace JSC::B3
#endif // ENABLE(B3_JIT)