/* * Helper functions for guest memory tracing * * Copyright (C) 2016 LluĂs Vilanova <vilanova@ac.upc.edu> * * This work is licensed under the terms of the GNU GPL, version 2 or later. * See the COPYING file in the top-level directory. */ #ifndef TRACE__MEM_INTERNAL_H #define TRACE__MEM_INTERNAL_H static inline uint8_t trace_mem_get_info(TCGMemOp op, bool store) { uint8_t res = op; bool be = (op & MO_BSWAP) == MO_BE; /* remove untraced fields */ res &= (1ULL << 4) - 1; /* make endianness absolute */ res &= ~MO_BSWAP; if (be) { res |= 1ULL << 3; } /* add fields */ if (store) { res |= 1ULL << 4; } return res; } static inline uint8_t trace_mem_build_info( TCGMemOp size, bool sign_extend, TCGMemOp endianness, bool store) { uint8_t res = 0; res |= size; res |= (sign_extend << 2); if (endianness == MO_BE) { res |= (1ULL << 3); } res |= (store << 4); return res; } #endif /* TRACE__MEM_INTERNAL_H */