1/*
2 * Copyright (C) 2016 Apple Inc. All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 */
26
27#pragma once
28
29#include "DOMJITHelpers.h"
30
31#if ENABLE(JIT)
32
33#include "Document.h"
34#include "Element.h"
35#include "Event.h"
36#include "Node.h"
37
38namespace WebCore { namespace DOMJIT {
39
40template<typename DOMInterface>
41struct TypeChecker {
42};
43
44template<>
45struct TypeChecker<Node> {
46 static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
47 {
48 return DOMJIT::branchIfNotNode(jit, dom);
49 }
50};
51
52template<>
53struct TypeChecker<Document> {
54 static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
55 {
56 return DOMJIT::branchIfNotDocumentWrapper(jit, dom);
57 }
58};
59
60template<>
61struct TypeChecker<DocumentFragment> {
62 static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
63 {
64 return DOMJIT::branchIfNotDocumentFragment(jit, dom);
65 }
66};
67
68template<>
69struct TypeChecker<Event> {
70 static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
71 {
72 return DOMJIT::branchIfNotEvent(jit, dom);
73 }
74};
75
76template<>
77struct TypeChecker<Element> {
78 static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
79 {
80 return DOMJIT::branchIfNotElement(jit, dom);
81 }
82};
83
84template<typename DOMInterface>
85Ref<JSC::Snippet> checkDOM()
86{
87 Ref<JSC::Snippet> snippet = JSC::Snippet::create();
88 snippet->setGenerator([=](CCallHelpers& jit, JSC::SnippetParams& params) {
89 return TypeChecker<DOMInterface>::branchIfFail(jit, params[0].gpr());
90 });
91 return snippet;
92}
93
94} }
95
96#endif
97