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1 /*
2 * Copyright (C) 2011 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 #include "config.h"
27 #include "LLIntExceptions.h"
28 #include "CallFrame.h"
29 #include "CodeBlock.h"
30 #include "Instruction.h"
31 #include "LLIntCommon.h"
32 #include "LowLevelInterpreter.h"
33 #include "JSCInlines.h"
34
35 namespace JSC { namespace LLInt {
36
37 Instruction* returnToThrowForThrownException(ExecState* exec)
38 {
39 UNUSED_PARAM(exec);
40 return LLInt::exceptionInstructions();
41 }
42
43 Instruction* returnToThrow(ExecState* exec)
44 {
45 UNUSED_PARAM(exec);
46 #if LLINT_SLOW_PATH_TRACING
47 VM* vm = &exec->vm();
48 dataLog("Throwing exception ", vm->exception(), " (returnToThrow).\n");
49 #endif
50 return LLInt::exceptionInstructions();
51 }
52
53 void* callToThrow(ExecState* exec)
54 {
55 UNUSED_PARAM(exec);
56 #if LLINT_SLOW_PATH_TRACING
57 VM* vm = &exec->vm();
58 dataLog("Throwing exception ", vm->exception(), " (callToThrow).\n");
59 #endif
60 return LLInt::getCodePtr(llint_throw_during_call_trampoline);
61 }
62
63 } } // namespace JSC::LLInt