dom/bindings/JSSlots.h@6474c204b198 (annotated)
dom/bindings/JSSlots.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
| michael@0 | 4 | * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | /** |
| michael@0 | 7 | * This file defines various reserved slot indices used by JavaScript |
| michael@0 | 8 | * reflections of DOM objects. |
| michael@0 | 9 | */ |
| michael@0 | 10 | #ifndef mozilla_dom_DOMSlots_h |
| michael@0 | 11 | #define mozilla_dom_DOMSlots_h |
| michael@0 | 12 | |
| michael@0 | 13 | // We use slot 0 for holding the raw object. This is safe for both |
| michael@0 | 14 | // globals and non-globals. |
| michael@0 | 15 | #define DOM_OBJECT_SLOT 0 |
| michael@0 | 16 | |
| michael@0 | 17 | // The total number of slots non-proxy DOM objects use by default. |
| michael@0 | 18 | // Specific objects may have more for storing cached values. |
| michael@0 | 19 | #define DOM_INSTANCE_RESERVED_SLOTS 1 |
| michael@0 | 20 | |
| michael@0 | 21 | // NOTE: This is baked into the Ion JIT as 0 in codegen for LGetDOMProperty and |
| michael@0 | 22 | // LSetDOMProperty. Those constants need to be changed accordingly if this value |
| michael@0 | 23 | // changes. |
| michael@0 | 24 | #define DOM_PROTO_INSTANCE_CLASS_SLOT 0 |
| michael@0 | 25 | |
| michael@0 | 26 | // Interface objects store a number of reserved slots equal to |
| michael@0 | 27 | // DOM_INTERFACE_SLOTS_BASE + number of named constructors. |
| michael@0 | 28 | #define DOM_INTERFACE_SLOTS_BASE 0 |
| michael@0 | 29 | |
| michael@0 | 30 | // Interface prototype objects store a number of reserved slots equal to |
| michael@0 | 31 | // DOM_INTERFACE_PROTO_SLOTS_BASE or DOM_INTERFACE_PROTO_SLOTS_BASE + 1 if a |
| michael@0 | 32 | // slot for the unforgeable holder is needed. |
| michael@0 | 33 | #define DOM_INTERFACE_PROTO_SLOTS_BASE (DOM_PROTO_INSTANCE_CLASS_SLOT + 1) |
| michael@0 | 34 | |
| michael@0 | 35 | #endif /* mozilla_dom_DOMSlots_h */ |
