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AtomicsObject.h
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AtomicsObject.h
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/*
* Copyright (C) 2016-2022 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
#
include
"
JSObject.h
"
namespace
JSC
{
class
AtomicsObject
final
: public JSNonFinalObject {
public:
using
Base = JSNonFinalObject;
template
<
typename
CellType, SubspaceAccess>
static
GCClient::IsoSubspace*
subspaceFor
(
VM
& vm)
{
STATIC_ASSERT_ISO_SUBSPACE_SHARABLE
(AtomicsObject, Base);
return
&vm.
plainObjectSpace
();
}
static
AtomicsObject*
create
(
VM
&, JSGlobalObject*, Structure*);
DECLARE_INFO
;
static
Structure*
createStructure
(
VM
&, JSGlobalObject*, JSValue);
private:
AtomicsObject
(
VM
&, Structure*);
void
finishCreation
(
VM
&, JSGlobalObject*);
};
JSC_DECLARE_JIT_OPERATION
(operationAtomicsAdd, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue operand));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsAnd, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue operand));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsCompareExchange, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue expected, EncodedJSValue newValue));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsExchange, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue operand));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsIsLockFree, EncodedJSValue, (JSGlobalObject*, EncodedJSValue size));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsLoad, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsOr, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue operand));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsStore, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue operand));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsSub, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue operand));
JSC_DECLARE_JIT_OPERATION
(operationAtomicsXor, EncodedJSValue, (JSGlobalObject*, EncodedJSValue base, EncodedJSValue index, EncodedJSValue operand));
JS_EXPORT_PRIVATE
EncodedJSValue
getWaiterListSize
(JSGlobalObject*, CallFrame*);
}
//
namespace JSC
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