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
|
/*
* Copyright (C) 2017 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
#if ENABLE(WEBASSEMBLY)
#include "CalleeBits.h"
#include "WasmBBQPlan.h"
#include "WasmCallee.h"
namespace JSC { namespace Wasm {
template<typename Functor>
void BBQPlan::initializeCallees(const Functor& callback)
{
ASSERT(!failed());
for (unsigned internalFunctionIndex = 0; internalFunctionIndex < m_wasmInternalFunctions.size(); ++internalFunctionIndex) {
RefPtr<Wasm::Callee> jsEntrypointCallee;
if (auto jsToWasmFunction = m_jsToWasmInternalFunctions.get(internalFunctionIndex)) {
jsEntrypointCallee = Wasm::Callee::create(WTFMove(jsToWasmFunction->entrypoint));
MacroAssembler::repatchPointer(jsToWasmFunction->calleeMoveLocation, CalleeBits::boxWasm(jsEntrypointCallee.get()));
}
InternalFunction* function = m_wasmInternalFunctions[internalFunctionIndex].get();
size_t functionIndexSpace = internalFunctionIndex + m_moduleInformation->importFunctionCount();
Ref<Wasm::Callee> wasmEntrypointCallee = Wasm::Callee::create(WTFMove(function->entrypoint), functionIndexSpace, m_moduleInformation->nameSection.get(functionIndexSpace));
MacroAssembler::repatchPointer(function->calleeMoveLocation, CalleeBits::boxWasm(wasmEntrypointCallee.ptr()));
callback(internalFunctionIndex, WTFMove(jsEntrypointCallee), WTFMove(wasmEntrypointCallee));
}
}
} } // namespace JSC::Wasm
#endif // ENABLE(WEBASSEMBLY)
|
