1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
/*
* Copyright (C) 2016 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
#include "DOMJITHelpers.h"
#if ENABLE(JIT)
#include "Document.h"
#include "Element.h"
#include "Event.h"
#include "Node.h"
namespace WebCore { namespace DOMJIT {
template<typename DOMInterface>
struct TypeChecker {
};
template<>
struct TypeChecker<Node> {
static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
{
return DOMJIT::branchIfNotNode(jit, dom);
}
};
template<>
struct TypeChecker<Document> {
static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
{
return DOMJIT::branchIfNotDocumentWrapper(jit, dom);
}
};
template<>
struct TypeChecker<DocumentFragment> {
static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
{
return DOMJIT::branchIfNotDocumentFragment(jit, dom);
}
};
template<>
struct TypeChecker<Event> {
static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
{
return DOMJIT::branchIfNotEvent(jit, dom);
}
};
template<>
struct TypeChecker<Element> {
static CCallHelpers::Jump branchIfFail(CCallHelpers& jit, GPRReg dom)
{
return DOMJIT::branchIfNotElement(jit, dom);
}
};
template<typename DOMInterface>
Ref<JSC::Snippet> checkDOM()
{
Ref<JSC::Snippet> snippet = JSC::Snippet::create();
snippet->setGenerator([=](CCallHelpers& jit, JSC::SnippetParams& params) {
return TypeChecker<DOMInterface>::branchIfFail(jit, params[0].gpr());
});
return snippet;
}
} }
#endif
|
