1/*
2 * Copyright (C) 2016 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
30namespace JSC {
31
32namespace Wasm {
33
34#define FOR_EACH_EXCEPTION(macro) \
35 macro(OutOfBoundsMemoryAccess, "Out of bounds memory access") \
36 macro(OutOfBoundsCallIndirect, "Out of bounds call_indirect") \
37 macro(NullTableEntry, "call_indirect to a null table entry") \
38 macro(BadSignature, "call_indirect to a signature that does not match") \
39 macro(OutOfBoundsTrunc, "Out of bounds Trunc operation") \
40 macro(Unreachable, "Unreachable code should not be executed") \
41 macro(DivisionByZero, "Division by zero") \
42 macro(IntegerOverflow, "Integer overflow") \
43 macro(StackOverflow, "Stack overflow") \
44 macro(I64ArgumentType, "WebAssembly function with an i64 argument can't be called from JavaScript") \
45 macro(I64ReturnType, "WebAssembly function that returns i64 can't be called from JavaScript")
46
47enum class ExceptionType : uint32_t {
48#define MAKE_ENUM(enumName, error) enumName,
49 FOR_EACH_EXCEPTION(MAKE_ENUM)
50#undef MAKE_ENUM
51};
52
53ALWAYS_INLINE const char* errorMessageForExceptionType(ExceptionType type)
54{
55 switch (type) {
56#define SWITCH_CASE(enumName, error) \
57 case ExceptionType::enumName: return error;
58
59 FOR_EACH_EXCEPTION(SWITCH_CASE)
60#undef SWITCH_CASE
61 }
62 ASSERT_NOT_REACHED();
63 return "";
64}
65
66} } // namespace JSC::Wasm
67
68#endif // ENABLE(WEBASSEMBLY)
69