mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
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83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
/*
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* Copyright (C) 2017 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "B3AtomicValue.h"
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#include "B3ValueInlines.h"
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#if ENABLE(B3_JIT)
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namespace JSC { namespace B3 {
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AtomicValue::~AtomicValue()
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{
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}
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void AtomicValue::dumpMeta(CommaPrinter& comma, PrintStream& out) const
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{
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out.print(comma, "width = ", m_width);
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MemoryValue::dumpMeta(comma, out);
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}
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AtomicValue::AtomicValue(AtomicValue::AtomicValueRMW, Kind kind, Origin origin, Width width, Value* operand, Value* pointer, MemoryValue::OffsetType offset, HeapRange range, HeapRange fenceRange)
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: MemoryValue(CheckedOpcode, kind, operand->type(), Two, origin, offset, range, fenceRange, operand, pointer)
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, m_width(width)
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{
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ASSERT(bestType(GP, accessWidth()) == accessType());
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switch (kind.opcode()) {
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case AtomicXchgAdd:
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case AtomicXchgAnd:
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case AtomicXchgOr:
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case AtomicXchgSub:
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case AtomicXchgXor:
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case AtomicXchg:
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break;
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default:
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ASSERT_NOT_REACHED();
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}
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}
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AtomicValue::AtomicValue(AtomicValue::AtomicValueCAS, Kind kind, Origin origin, Width width, Value* expectedValue, Value* newValue, Value* pointer, MemoryValue::OffsetType offset, HeapRange range, HeapRange fenceRange)
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: MemoryValue(CheckedOpcode, kind, kind.opcode() == AtomicWeakCAS ? Int32 : expectedValue->type(), Three, origin, offset, range, fenceRange, expectedValue, newValue, pointer)
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, m_width(width)
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{
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ASSERT(bestType(GP, accessWidth()) == accessType());
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switch (kind.opcode()) {
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case AtomicWeakCAS:
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case AtomicStrongCAS:
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break;
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default:
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ASSERT_NOT_REACHED();
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}
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}
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} } // namespace JSC::B3
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#endif // ENABLE(B3_JIT)
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