mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
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58 lines
2.1 KiB
C++
58 lines
2.1 KiB
C++
/*
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* Copyright (C) 2012-2018 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "Disassembler.h"
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#if ENABLE(ARM64_DISASSEMBLER)
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#include "A64DOpcode.h"
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#include "MacroAssemblerCodeRef.h"
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namespace JSC {
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bool tryToDisassemble(const MacroAssemblerCodePtr<DisassemblyPtrTag>& codePtr, size_t size, const char* prefix, PrintStream& out)
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{
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A64DOpcode arm64Opcode;
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uint32_t* currentPC = codePtr.untaggedExecutableAddress<uint32_t*>();
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size_t byteCount = size;
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while (byteCount) {
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char pcString[20];
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snprintf(pcString, sizeof(pcString), "0x%lx", reinterpret_cast<unsigned long>(currentPC));
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out.printf("%s%16s: %s\n", prefix, pcString, arm64Opcode.disassemble(currentPC));
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currentPC++;
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byteCount -= sizeof(uint32_t);
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}
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return true;
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}
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} // namespace JSC
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#endif // ENABLE(ARM64_DISASSEMBLER)
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