1/*
2 * Copyright (C) 2017 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#pragma once
27
28#if ENABLE(WEBASSEMBLY)
29
30#include "CalleeBits.h"
31#include "WasmBBQPlan.h"
32#include "WasmCallee.h"
33#include "WasmNameSection.h"
34
35namespace JSC { namespace Wasm {
36
37template<typename Functor>
38void BBQPlan::initializeCallees(const Functor& callback)
39{
40 ASSERT(!failed());
41 for (unsigned internalFunctionIndex = 0; internalFunctionIndex < m_wasmInternalFunctions.size(); ++internalFunctionIndex) {
42
43 RefPtr<Wasm::Callee> embedderEntrypointCallee;
44 if (auto embedderToWasmFunction = m_embedderToWasmInternalFunctions.get(internalFunctionIndex)) {
45 embedderEntrypointCallee = Wasm::Callee::create(WTFMove(embedderToWasmFunction->entrypoint));
46 MacroAssembler::repatchPointer(embedderToWasmFunction->calleeMoveLocation, CalleeBits::boxWasm(embedderEntrypointCallee.get()));
47 }
48
49 InternalFunction* function = m_wasmInternalFunctions[internalFunctionIndex].get();
50 size_t functionIndexSpace = internalFunctionIndex + m_moduleInformation->importFunctionCount();
51 Ref<Wasm::Callee> wasmEntrypointCallee = Wasm::Callee::create(WTFMove(function->entrypoint), functionIndexSpace, m_moduleInformation->nameSection->get(functionIndexSpace));
52 MacroAssembler::repatchPointer(function->calleeMoveLocation, CalleeBits::boxWasm(wasmEntrypointCallee.ptr()));
53
54 callback(internalFunctionIndex, WTFMove(embedderEntrypointCallee), WTFMove(wasmEntrypointCallee));
55 }
56}
57
58} } // namespace JSC::Wasm
59
60#endif // ENABLE(WEBASSEMBLY)
61