RegExpStubConstants.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-

 * vim: set ts=8 sts=2 et sw=2 tw=80:

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef jit_RegExpStubConstants_h

#define jit_RegExpStubConstants_h

#include <stddef.h>

#include <stdint.h>

#include "irregexp/RegExpTypes.h"

#include "vm/MatchPairs.h"

namespace js {

namespace jit {

static constexpr size_t InputOutputDataSize = sizeof(irregexp::InputOutputData);

// Amount of space to reserve on the stack when executing RegExps inline.

static constexpr size_t RegExpReservedStack =

    InputOutputDataSize + sizeof(MatchPairs) +

    RegExpObject::MaxPairCount * sizeof(MatchPair);

// RegExpExecTest return value to indicate failure.

static constexpr int32_t RegExpExecTestResultFailed = -1;

// RegExpSearcher return values to indicate not-found or failure.

static constexpr int32_t RegExpSearcherResultNotFound = -1;

static constexpr int32_t RegExpSearcherResultFailed = -2;

}  // namespace jit

}  // namespace js

#endif /* jit_RegExpStubConstants_h */