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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* Copyright 2015 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef wasm_compile_h
#define wasm_compile_h
#include "wasm/WasmModule.h"
namespace js {
namespace wasm {
// Describes the JS scripted caller of a request to compile a wasm module.
struct ScriptedCaller
{
UniqueChars filename;
unsigned line;
unsigned column;
};
// Describes all the parameters that control wasm compilation.
struct CompileArgs
{
Assumptions assumptions;
ScriptedCaller scriptedCaller;
bool alwaysBaseline;
CompileArgs(Assumptions&& assumptions, ScriptedCaller&& scriptedCaller)
: assumptions(Move(assumptions)),
scriptedCaller(Move(scriptedCaller)),
alwaysBaseline(false)
{}
// If CompileArgs is constructed without arguments, initFromContext() must
// be called to complete initialization.
CompileArgs() = default;
bool initFromContext(ExclusiveContext* cx, ScriptedCaller&& scriptedCaller);
};
// Compile the given WebAssembly bytecode with the given arguments into a
// wasm::Module. On success, the Module is returned. On failure, the returned
// SharedModule pointer is null and either:
// - *error points to a string description of the error
// - *error is null and the caller should report out-of-memory.
SharedModule
Compile(const ShareableBytes& bytecode, const CompileArgs& args, UniqueChars* error);
} // namespace wasm
} // namespace js
#endif // namespace wasm_compile_h
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