diff options
Diffstat (limited to 'src/3rdparty/masm/disassembler/Mips32Disassembler.cpp')
-rw-r--r-- | src/3rdparty/masm/disassembler/Mips32Disassembler.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/3rdparty/masm/disassembler/Mips32Disassembler.cpp b/src/3rdparty/masm/disassembler/Mips32Disassembler.cpp new file mode 100644 index 0000000000..af0a73b2cb --- /dev/null +++ b/src/3rdparty/masm/disassembler/Mips32Disassembler.cpp @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2015 Cisco Systems, Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY CISCO SYSTEMS, INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CISCO SYSTEMS, INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "Disassembler.h" + +#if USE(MIPS32_DISASSEMBLER) + +#include "mips32/Mips32Opcode.h" +#include "MacroAssemblerCodeRef.h" + +namespace JSC { + +bool tryToDisassemble(const MacroAssemblerCodePtr& codePtr, size_t size, const char* prefix, PrintStream& out) +{ + Mips32Opcode mipsOpcode; + + uint32_t* currentPC = reinterpret_cast<uint32_t*>(reinterpret_cast<uintptr_t>(codePtr.executableAddress()) & ~3); + uint32_t* endPC = currentPC + (size / sizeof(uint32_t)); + + while (currentPC < endPC) { + char pcString[12]; + snprintf(pcString, sizeof(pcString), "0x%x", reinterpret_cast<unsigned>(currentPC)); + out.printf("%s%10s: %s\n", prefix, pcString, mipsOpcode.disassemble(currentPC)); + currentPC++; + } + + return true; +} + +} // namespace JSC + +#endif // USE(MIPS32_DISASSEMBLER) + |