1 /* 2 * \file trc_instr_decode_i.h 3 * \brief OpenCSD : Interface for instruction decode. 4 * 5 * \copyright Copyright (c) 2015, ARM Limited. All Rights Reserved. 6 */ 7 8 /* 9 * Redistribution and use in source and binary forms, with or without modification, 10 * are permitted provided that the following conditions are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright notice, 13 * this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the copyright holder nor the names of its contributors 20 * may be used to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 30 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #ifndef ARM_TRC_INSTR_DECODE_I_H_INCLUDED 36 #define ARM_TRC_INSTR_DECODE_I_H_INCLUDED 37 38 /*! 39 * @class IInstrDecode 40 * @ingroup ocsd_interfaces 41 * @brief Interface class to an instruction opcode decoder. 42 * 43 * The opcode decoder needs to be capable of limited decode required for trace 44 * execution flow determination. 45 * 46 */ 47 class IInstrDecode 48 { 49 public: IInstrDecode()50 IInstrDecode() {}; /**< Default constructor. */ ~IInstrDecode()51 virtual ~IInstrDecode() {}; /**< Default destructor. */ 52 53 /*! 54 * Instruction opcode decode for the packet trace decoder to follow the 55 * instruction execution flow. 56 * 57 * @param *instr_info : Structure to pass current opcode, and receive required decode information. 58 * 59 * @return ocsd_err_t : OCSD_OK if successful. 60 */ 61 virtual ocsd_err_t DecodeInstruction(ocsd_instr_info *instr_info) = 0; 62 }; 63 64 #endif // ARM_TRC_INSTR_DECODE_I_H_INCLUDED 65 66 /* End of File trc_instr_decode_i.h */ 67