FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
WebKit/Source/JavaScriptCore/llint/InPlaceInterpreter.cpp at main · WebKit/WebKit · GitHub
Uh oh!
There was an error while loading.
Please reload this page
.
WebKit
/
WebKit
Public
Notifications
You must be signed in to change notification settings
Fork
2.1k
Star
10.1k
Code
Pull requests
2.6k
Actions
Wiki
Security and quality
0
Insights
Additional navigation options
Code
Pull requests
Actions
Wiki
Security and quality
Insights
Expand file tree
Breadcrumbs
WebKit
/
Source
/
JavaScriptCore
/
llint
/
InPlaceInterpreter.cpp
Copy path
More file actions
More file actions
Latest commit
History
History
History
116 lines (98 loc) · 5.7 KB
Breadcrumbs
WebKit
/
Source
/
JavaScriptCore
/
llint
/
InPlaceInterpreter.cpp
Copy path
File metadata and controls
116 lines (98 loc) · 5.7 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
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
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
/*
* Copyright (C) 2023-2025 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.
*/
#
include
"
config.h
"
#
include
"
InPlaceInterpreter.h
"
#
if
ENABLE(WEBASSEMBLY)
#
include
"
ArithProfile.h
"
#
include
"
CodeBlock.h
"
#
include
"
LLIntData.h
"
#
include
"
LLIntPCRanges.h
"
#
include
"
LLIntSlowPaths.h
"
#
include
"
LLIntThunks.h
"
#
include
"
Opcode.h
"
#
include
"
WriteBarrier.h
"
namespace
JSC
{
namespace
IPInt
{
#
define
VALIDATE_IPINT_OPCODE_FROM_BASE
(
dispatchBase, width, opcode, name
) \
do
{ \
void
* base =
reinterpret_cast
<
void
*>(dispatchBase); \
void
* ptr =
reinterpret_cast
<
void
*>(ipint_ ## name ## _validate); \
void
* untaggedBase = CodePtr<CFunctionPtrTag>::
fromTaggedPtr
(base).
template
untaggedPtr
<>(); \
void
* untaggedPtr = CodePtr<CFunctionPtrTag>::
fromTaggedPtr
(ptr).
template
untaggedPtr
<>(); \
RELEASE_ASSERT_WITH_MESSAGE
((
char
*)(untaggedPtr) - (
char
*)(untaggedBase) == opcode * width, #name); \
}
while
(
false
);
#
define
VALIDATE_IPINT_ATOMIC_OPCODE_FROM_BASE
(
dispatchBase, width, opcode, name
) \
do
{ \
void
* base =
reinterpret_cast
<
void
*>(dispatchBase); \
void
* ptr =
reinterpret_cast
<
void
*>(ipint_ ## name ## _atomic_validate); \
void
* untaggedBase = CodePtr<CFunctionPtrTag>::
fromTaggedPtr
(base).
template
untaggedPtr
<>(); \
void
* untaggedPtr = CodePtr<CFunctionPtrTag>::
fromTaggedPtr
(ptr).
template
untaggedPtr
<>(); \
RELEASE_ASSERT_WITH_MESSAGE
((
char
*)(untaggedPtr) - (
char
*)(untaggedBase) == opcode * width, #name); \
}
while
(
false
);
#
define
VALIDATE_IPINT_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_unreachable_validate, alignIPInt, opcode, name)
#
define
VALIDATE_IPINT_GC_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_struct_new_validate, alignIPInt, opcode, name)
#
define
VALIDATE_IPINT_CONVERSION_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_i32_trunc_sat_f32_s_validate, alignIPInt, opcode, name)
#
define
VALIDATE_IPINT_SIMD_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_simd_v128_load_mem_validate, alignIPInt, opcode, name)
#
define
VALIDATE_IPINT_ATOMIC_OPCODE
(
opcode, name
)
VALIDATE_IPINT_ATOMIC_OPCODE_FROM_BASE
(ipint_memory_atomic_notify_atomic_validate, alignAtomicIPInt, opcode, name)
#
define
VALIDATE_IPINT_ARGUMINT_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_argumINT_a0_validate, alignArgumInt, opcode, name)
#
define
VALIDATE_IPINT_MINT_CALL_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_mint_a0_validate, alignMInt, opcode, name)
#
define
VALIDATE_IPINT_MINT_RETURN_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_mint_r0_validate, alignMInt, opcode, name)
#
define
VALIDATE_IPINT_UINT_OPCODE
(
opcode, name
)
VALIDATE_IPINT_OPCODE_FROM_BASE
(ipint_uint_r0_validate, alignUInt, opcode, name)
#
define
FOR_EACH_IPINT_BASE_POINTER
(
v
) \
v
(ipint_dispatch_base, ipint_unreachable_validate) \
v
(ipint_gc_dispatch_base, ipint_struct_new_validate) \
v
(ipint_conversion_dispatch_base, ipint_i32_trunc_sat_f32_s_validate) \
v
(ipint_simd_dispatch_base, ipint_simd_v128_load_mem_validate) \
v
(ipint_atomic_dispatch_base, ipint_memory_atomic_notify_atomic_validate) \
void
initialize
()
{
#
if
!ENABLE(C_LOOP) && (CPU(ADDRESS64) && (CPU(ARM64) || CPU(X86_64)))
#
define
INIT_IPINT_BASE_POINTER
(
basePointerName, targetAddress
) \
g_opcodeConfig.
basePointerName
=
removeCodePtrTag
(
reinterpret_cast
<
void
*>(targetAddress));
FOR_EACH_IPINT_BASE_POINTER
(
INIT_IPINT_BASE_POINTER
)
#
undef
INIT_IPINT_BASE_POINTER
FOR_EACH_IPINT_OPCODE
(
VALIDATE_IPINT_OPCODE
);
FOR_EACH_IPINT_GC_OPCODE
(
VALIDATE_IPINT_GC_OPCODE
);
FOR_EACH_IPINT_CONVERSION_OPCODE
(
VALIDATE_IPINT_CONVERSION_OPCODE
);
FOR_EACH_IPINT_SIMD_OPCODE
(
VALIDATE_IPINT_SIMD_OPCODE
);
FOR_EACH_IPINT_ATOMIC_OPCODE
(
VALIDATE_IPINT_ATOMIC_OPCODE
);
FOR_EACH_IPINT_ARGUMINT_OPCODE
(
VALIDATE_IPINT_ARGUMINT_OPCODE
);
FOR_EACH_IPINT_MINT_CALL_OPCODE
(
VALIDATE_IPINT_MINT_CALL_OPCODE
);
FOR_EACH_IPINT_MINT_RETURN_OPCODE
(
VALIDATE_IPINT_MINT_RETURN_OPCODE
);
FOR_EACH_IPINT_UINT_OPCODE
(
VALIDATE_IPINT_UINT_OPCODE
);
#
else
RELEASE_ASSERT_NOT_REACHED
(
"
IPInt only supports ARM64 and X86_64 (for now).
"
);
#
endif
}
void
verifyInitialization
()
{
#
if
!ENABLE(C_LOOP) && (CPU(ADDRESS64) && (CPU(ARM64) || CPU(X86_64)))
#
define
VERIFY_IPINT_BASE_POINTER
(
basePointerName, targetAddress
) \
RELEASE_ASSERT
(g_opcodeConfig.
basePointerName
==
removeCodePtrTag
(
reinterpret_cast
<
void
*>(targetAddress)));
FOR_EACH_IPINT_BASE_POINTER
(
VERIFY_IPINT_BASE_POINTER
)
#
undef
VERIFY_IPINT_BASE_POINTER
#
endif
}
} }
//
namespace JSC::IPInt
#
endif
//
ENABLE(WEBASSEMBLY)
Back
|
FazBrowse Home
|
New Git URL