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/*
* Copyright (C) 2013-2021 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(FTL_JIT)
#include "FPRInfo.h"
#include "GPRInfo.h"
#include "Reg.h"
namespace JSC {
class AssemblyHelpers;
namespace FTL {
size_t requiredScratchMemorySizeInBytes();
size_t offsetOfReg(Reg);
size_t offsetOfGPR(GPRReg);
size_t offsetOfFPR(FPRReg);
// Assumes that top-of-stack can be used as a pointer-sized scratchpad. Saves all of
// the registers into the scratch buffer such that RegisterID * sizeof(int64_t) is the
// offset of every register.
void saveAllRegisters(AssemblyHelpers& jit, char* scratchMemory);
void restoreAllRegisters(AssemblyHelpers& jit, char* scratchMemory);
} } // namespace JSC::FTL
#endif // ENABLE(FTL_JIT)