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/*
* Copyright (C) 2019-2023 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 "PredictionFileCreatingFuzzerAgent.h"
#include <wtf/DataLog.h>
#include <wtf/TZoneMallocInlines.h>
WTF_ALLOW_UNSAFE_BUFFER_USAGE_BEGIN
namespace JSC {
WTF_MAKE_TZONE_ALLOCATED_IMPL(PredictionFileCreatingFuzzerAgent);
PredictionFileCreatingFuzzerAgent::PredictionFileCreatingFuzzerAgent(VM& vm)
: FileBasedFuzzerAgentBase(vm)
{
}
SpeculatedType PredictionFileCreatingFuzzerAgent::getPredictionInternal(CodeBlock*, PredictionTarget& predictionTarget, SpeculatedType original)
{
switch (predictionTarget.opcodeId) {
case op_to_this:
case op_get_by_val:
case op_get_argument:
case op_get_from_arguments:
case op_get_from_scope:
case op_get_by_id:
case op_get_length:
case op_get_by_id_with_this:
case op_get_by_val_with_this:
case op_enumerator_get_by_val:
case op_construct:
case op_construct_varargs:
case op_super_construct:
case op_super_construct_varargs:
case op_call:
case op_call_ignore_result:
case op_call_direct_eval:
case op_call_varargs:
case op_tail_call:
case op_tail_call_varargs:
dataLogF("%s:%" PRIx64 "\n", predictionTarget.lookupKey.utf8().data(), original);
break;
default:
RELEASE_ASSERT_WITH_MESSAGE(false, "unhandled opcode: %s", opcodeNames[predictionTarget.opcodeId].characters());
}
return original;
}
} // namespace JSC
WTF_ALLOW_UNSAFE_BUFFER_USAGE_END
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