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
|
/*
* Copyright (C) 2013, 2014 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 "FTLJITFinalizer.h"
#if ENABLE(FTL_JIT)
#include "CodeBlockWithJITType.h"
#include "DFGPlan.h"
#include "FTLState.h"
#include "FTLThunks.h"
#include "ProfilerDatabase.h"
namespace JSC { namespace FTL {
using namespace DFG;
JITFinalizer::JITFinalizer(Plan& plan)
: Finalizer(plan)
{
}
JITFinalizer::~JITFinalizer()
{
}
size_t JITFinalizer::codeSize()
{
size_t result = 0;
if (b3CodeLinkBuffer)
result += b3CodeLinkBuffer->size();
if (entrypointLinkBuffer)
result += entrypointLinkBuffer->size();
return result;
}
bool JITFinalizer::finalize()
{
RELEASE_ASSERT_NOT_REACHED();
return false;
}
bool JITFinalizer::finalizeFunction()
{
bool dumpDisassembly = shouldDumpDisassembly() || Options::asyncDisassembly();
jitCode->initializeB3Code(
FINALIZE_CODE_IF(
dumpDisassembly, *b3CodeLinkBuffer,
("FTL B3 code for %s", toCString(CodeBlockWithJITType(m_plan.codeBlock, JITCode::FTLJIT)).data())));
jitCode->initializeArityCheckEntrypoint(
FINALIZE_CODE_IF(
dumpDisassembly, *entrypointLinkBuffer,
("FTL entrypoint thunk for %s with B3 generated code at %p", toCString(CodeBlockWithJITType(m_plan.codeBlock, JITCode::FTLJIT)).data(), function)));
m_plan.codeBlock->setJITCode(jitCode);
if (m_plan.compilation)
m_plan.vm.m_perBytecodeProfiler->addCompilation(m_plan.compilation);
return true;
}
} } // namespace JSC::FTL
#endif // ENABLE(FTL_JIT)
|
