1 | /* |
2 | * Copyright (C) 2012, 2014 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 | #define __STDC_FORMAT_MACROS |
27 | #include "config.h" |
28 | #include "Disassembler.h" |
29 | |
30 | #if USE(ARM64_DISASSEMBLER) && CPU(ARM64) |
31 | |
32 | #include "ARM64/A64DOpcode.h" |
33 | #include "MacroAssemblerCodeRef.h" |
34 | |
35 | namespace JSC { |
36 | |
37 | bool tryToDisassemble(const MacroAssemblerCodePtr& codePtr, size_t size, const char* prefix, PrintStream& out) |
38 | { |
39 | A64DOpcode arm64Opcode; |
40 | |
41 | uint32_t* currentPC = reinterpret_cast<uint32_t*>(codePtr.executableAddress()); |
42 | size_t byteCount = size; |
43 | |
44 | while (byteCount) { |
45 | char pcString[20]; |
46 | snprintf(pcString, sizeof(pcString), "0x%lx" , reinterpret_cast<unsigned long>(currentPC)); |
47 | out.printf("%s%16s: %s\n" , prefix, pcString, arm64Opcode.disassemble(currentPC)); |
48 | currentPC++; |
49 | byteCount -= sizeof(uint32_t); |
50 | } |
51 | |
52 | return true; |
53 | } |
54 | |
55 | } // namespace JSC |
56 | |
57 | #endif // USE(ARM64_DISASSEMBLER) |
58 | |
59 | #if USE(LLVM_DISASSEMBLER) && CPU(ARM64) |
60 | |
61 | #include "LLVMDisassembler.h" |
62 | |
63 | namespace JSC { |
64 | |
65 | bool tryToDisassemble(const MacroAssemblerCodePtr& codePtr, size_t size, const char* prefix, PrintStream& out, InstructionSubsetHint hint) |
66 | { |
67 | return tryToDisassembleWithLLVM(codePtr, size, prefix, out, hint); |
68 | } |
69 | |
70 | } // namespace JSC |
71 | |
72 | #endif // USE(LLVM_DISASSEMBLER) && CPU(ARM64) |
73 | |