/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * vim: set ts=8 sts=4 et sw=4 tw=99:
 * 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/. */

// Specialized .h file to be used by both JS and C++ code.

#ifndef builtin_SelfHostingDefines_h
#define builtin_SelfHostingDefines_h

// Utility macros.
#define TO_INT32(x) ((x) | 0)
#define TO_UINT32(x) ((x) >>> 0)
#define IS_UINT32(x) ((x) >>> 0 === (x))

// Assertions.
#ifdef DEBUG
#define assert(b, info) if (!(b)) AssertionFailed(info)
#else
#define assert(b, info) // Elided assertion.
#endif

// Unforgeable versions of ARRAY.push(ELEMENT) and ARRAY.slice.
#define ARRAY_PUSH(ARRAY, ELEMENT) \
  callFunction(std_Array_push, ARRAY, ELEMENT);
#define ARRAY_SLICE(ARRAY, ELEMENT) \
  callFunction(std_Array_slice, ARRAY, ELEMENT);

// Property descriptor attributes.
#define ATTR_ENUMERABLE         0x01
#define ATTR_CONFIGURABLE       0x02
#define ATTR_WRITABLE           0x04

#define ATTR_NONENUMERABLE      0x08
#define ATTR_NONCONFIGURABLE    0x10
#define ATTR_NONWRITABLE        0x20

// Stores the private WeakMap slot used for WeakSets
#define WEAKSET_MAP_SLOT 0

#endif