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/*
* Copyright (C) 2021-2022 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
#if ENABLE(JIT_CAGE)
#include <WebKitAdditions/JITCageAdditions.h>
#else // ENABLE(JIT_CAGE)
#if OS(DARWIN)
#define MAP_EXECUTABLE_FOR_JIT MAP_JIT
#define MAP_EXECUTABLE_FOR_JIT_WITH_JIT_CAGE MAP_JIT
#else // OS(DARWIN)
#define MAP_EXECUTABLE_FOR_JIT 0
#define MAP_EXECUTABLE_FOR_JIT_WITH_JIT_CAGE 0
#endif // OS(DARWIN)
#endif
#if !defined(JSC_FORCE_USE_JIT_CAGE)
#define JSC_FORCE_USE_JIT_CAGE 0
#endif
#if !defined(JSC_ALLOW_JIT_CAGE_SPECIFIC_RESERVATION)
#define JSC_ALLOW_JIT_CAGE_SPECIFIC_RESERVATION 1
#endif
namespace JSC {
struct JITOperationAnnotation {
void* operation;
#if ENABLE(JIT_OPERATION_VALIDATION)
void* operationWithValidation;
#endif
};
#if ENABLE(JIT_OPERATION_VALIDATION)
#ifndef JSC_DECLARE_JIT_OPERATION_VALIDATION
#define JSC_DECLARE_JIT_OPERATION_VALIDATION(functionName)
#endif
#ifndef JSC_DECLARE_JIT_OPERATION_PROBE_VALIDATION
#define JSC_DECLARE_JIT_OPERATION_PROBE_VALIDATION(functionName)
#endif
#ifndef JSC_DECLARE_JIT_OPERATION_RETURN_VALIDATION
#define JSC_DECLARE_JIT_OPERATION_RETURN_VALIDATION(functionName)
#endif
#ifndef JSC_DEFINE_JIT_OPERATION_VALIDATION
#define JSC_DEFINE_JIT_OPERATION_VALIDATION(functionName) \
static constexpr auto* functionName##Validate = functionName
#endif
#ifndef JSC_DEFINE_JIT_OPERATION_PROBE_VALIDATION
#define JSC_DEFINE_JIT_OPERATION_PROBE_VALIDATION(functionName) \
static constexpr auto* functionName##Validate = functionName
#endif
#ifndef JSC_DEFINE_JIT_OPERATION_RETURN_VALIDATION
#define JSC_DEFINE_JIT_OPERATION_RETURN_VALIDATION(functionName) \
static constexpr auto* functionName##Validate = functionName
#endif
#else // not ENABLE(JIT_OPERATION_VALIDATION)
#define JSC_DECLARE_JIT_OPERATION_VALIDATION(functionName)
#define JSC_DECLARE_JIT_OPERATION_PROBE_VALIDATION(functionName)
#define JSC_DECLARE_JIT_OPERATION_RETURN_VALIDATION(functionName)
#define JSC_DEFINE_JIT_OPERATION_VALIDATION(functionName)
#define JSC_DEFINE_JIT_OPERATION_PROBE_VALIDATION(functionName)
#define JSC_DEFINE_JIT_OPERATION_RETURN_VALIDATION(functionName)
#endif // ENABLE(JIT_OPERATION_VALIDATION)
#define JSC_DECLARE_AND_DEFINE_JIT_OPERATION_VALIDATION(functionName) \
JSC_DECLARE_JIT_OPERATION_VALIDATION(functionName); \
JSC_DEFINE_JIT_OPERATION_VALIDATION(functionName)
#define JSC_DECLARE_AND_DEFINE_JIT_OPERATION_PROBE_VALIDATION(functionName) \
JSC_DECLARE_JIT_OPERATION_PROBE_VALIDATION(functionName); \
JSC_DEFINE_JIT_OPERATION_PROBE_VALIDATION(functionName)
#define JSC_DECLARE_AND_DEFINE_JIT_OPERATION_RETURN_VALIDATION(functionName) \
JSC_DECLARE_JIT_OPERATION_RETURN_VALIDATION(functionName); \
JSC_DEFINE_JIT_OPERATION_RETURN_VALIDATION(functionName)
#ifndef LLINT_DECLARE_ROUTINE_VALIDATE
#define LLINT_DECLARE_ROUTINE_VALIDATE(name) \
void unused##name##Validate()
#endif
#ifndef LLINT_ROUTINE_VALIDATE
#define LLINT_ROUTINE_VALIDATE(name) LLInt::getCodeFunctionPtr<CFunctionPtrTag>(name)
#endif
#ifndef LLINT_RETURN_VALIDATE
#define LLINT_RETURN_VALIDATE(name) LLInt::getCodeFunctionPtr<CFunctionPtrTag>(name)
#endif
#ifndef LLINT_RETURN_WIDE16_VALIDATE
#define LLINT_RETURN_WIDE16_VALIDATE(name) LLInt::getWide16CodeFunctionPtr<CFunctionPtrTag>(name)
#endif
#ifndef LLINT_RETURN_WIDE32_VALIDATE
#define LLINT_RETURN_WIDE32_VALIDATE(name) LLInt::getWide32CodeFunctionPtr<CFunctionPtrTag>(name)
#endif
#ifndef JSC_OPERATION_VALIDATION_MACROASSEMBLER_ARM64_SUPPORT
#define JSC_OPERATION_VALIDATION_MACROASSEMBLER_ARM64_SUPPORT() \
struct NothingToAddForJITOperationValidationMacroAssemblerARM64Support { }
#endif
#ifndef JSC_RETURN_RETAGGED_OPERATION_WITH_VALIDATION
#define JSC_RETURN_RETAGGED_OPERATION_WITH_VALIDATION(operation) \
return operation.retagged<CFunctionPtrTag>()
#endif
#ifndef JSC_RETURN_RETAGGED_CALL_TARGET_WITH_VALIDATION
#define JSC_RETURN_RETAGGED_CALL_TARGET_WITH_VALIDATION(call) \
return MacroAssembler::readCallTarget<OperationPtrTag>(call).retagged<CFunctionPtrTag>()
#endif
} // namespace JSC
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