| /* |
| * 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) |