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++ /*
++ * 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.
++ */
++
++ #ifndef _MIPS32Opcode_h_
++ #define _MIPS32Opcode_h_
++
++ #if USE(MIPS32_DISASSEMBLER)
++
++ #include <stdint.h>
++ #include <wtf/Assertions.h>
++
++ class Mips32Opcode {
++ public:
++ Mips32Opcode() {}
++
++ const char* disassemble(uint32_t*);
++
++ private:
++ enum OpcodePrintFormat {
++ Unknown = 0,
++ Rs,
++ Rd,
++ Addr,
++ RdRs,
++ RsRt,
++ RtUImm,
++ RdRtRs,
++ RdRsRt,
++ RdRtSa,
++ RtRsImm,
++ RsRtAddr,
++ RtOffsetBase,
++ FdFs,
++ FdFsFt,
++ FtOffsetBase
++ };
++
++ const char *registerName(uint8_t r);
++ const char *fpRegisterName(uint8_t r);
++ void formatSpecialEncodingOpcode(uint8_t op1, uint8_t op2, uint8_t dest, uint8_t shift, uint8_t function);
++ void formatSpecial2EncodingOpcode(uint8_t op1, uint8_t op2, uint8_t dest, uint8_t function);
++ void formatJumpEncodingOpcode(uint32_t iOp, uint32_t index, uint32_t* opcodePtr);
++ void formatREGIMMEncodingOpcode(uint8_t rs, uint8_t rt, int16_t imm, uint32_t* opcodePtr);
++ void formatImmediateEncodingOpcode(uint32_t iOp, uint8_t rs, uint8_t rt, int16_t imm, uint32_t* opcodePtr);
++ void formatCOP1Opcode(uint8_t fmt, uint8_t ft, uint8_t fs, uint8_t fd, uint8_t func);
++ void formatCOP1FPCompareOpcode(uint8_t fmt, uint8_t ft, uint8_t fs, uint8_t cc, uint8_t cond);
++ void formatCOP1BCOpcode(uint8_t cc, uint8_t ndtf, int16_t offset, uint32_t* opcodePtr);
++
++ static const int bufferSize = 81;
++
++ char m_formatBuffer[bufferSize];
++ };
++
++ #endif
++
++ #endif // _MIPS32Opcode_h_