| 1 | /* |
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| 2 | * Copyright (C) 2012, 2014 Apple Inc. All rights reserved. |
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| 3 | * |
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| 4 | * Redistribution and use in source and binary forms, with or without |
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| 5 | * modification, are permitted provided that the following conditions |
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| 6 | * are met: |
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| 7 | * 1. Redistributions of source code must retain the above copyright |
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| 8 | * notice, this list of conditions and the following disclaimer. |
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| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer in the |
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| 11 | * documentation and/or other materials provided with the distribution. |
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| 12 | * |
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| 13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
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| 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
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| 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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| 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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| 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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| 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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| 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 24 | */ |
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| 25 | |
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| 26 | #define __STDC_FORMAT_MACROS |
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| 27 | #include "config.h" |
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| 28 | #include "Disassembler.h" |
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| 29 | |
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| 30 | #if USE(ARM64_DISASSEMBLER) && CPU(ARM64) |
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| 31 | |
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| 32 | #include "ARM64/A64DOpcode.h" |
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| 33 | #include "MacroAssemblerCodeRef.h" |
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| 34 | |
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| 35 | namespace JSC { |
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| 36 | |
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| 37 | bool tryToDisassemble(const MacroAssemblerCodePtr& codePtr, size_t size, const char* prefix, PrintStream& out) |
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| 38 | { |
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| 39 | A64DOpcode arm64Opcode; |
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| 40 | |
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| 41 | uint32_t* currentPC = reinterpret_cast<uint32_t*>(codePtr.executableAddress()); |
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| 42 | size_t byteCount = size; |
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| 43 | |
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| 44 | while (byteCount) { |
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| 45 | char pcString[20]; |
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| 46 | snprintf(pcString, sizeof(pcString), "0x%lx" , reinterpret_cast<unsigned long>(currentPC)); |
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| 47 | out.printf("%s%16s: %s\n" , prefix, pcString, arm64Opcode.disassemble(currentPC)); |
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| 48 | currentPC++; |
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| 49 | byteCount -= sizeof(uint32_t); |
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| 50 | } |
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| 51 | |
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| 52 | return true; |
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| 53 | } |
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| 54 | |
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| 55 | } // namespace JSC |
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| 56 | |
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| 57 | #endif // USE(ARM64_DISASSEMBLER) |
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| 58 | |
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| 59 | #if USE(LLVM_DISASSEMBLER) && CPU(ARM64) |
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| 60 | |
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| 61 | #include "LLVMDisassembler.h" |
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| 62 | |
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| 63 | namespace JSC { |
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| 64 | |
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| 65 | bool tryToDisassemble(const MacroAssemblerCodePtr& codePtr, size_t size, const char* prefix, PrintStream& out, InstructionSubsetHint hint) |
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| 66 | { |
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| 67 | return tryToDisassembleWithLLVM(codePtr, size, prefix, out, hint); |
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| 68 | } |
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| 69 | |
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| 70 | } // namespace JSC |
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| 71 | |
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| 72 | #endif // USE(LLVM_DISASSEMBLER) && CPU(ARM64) |
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| 73 | |
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