rex_b             402 src/x64/disasm-x64.cc     *rm = (data & 7) | (rex_b() ? 8 : 0);
rex_b             411 src/x64/disasm-x64.cc     *base = (data & 7) | (rex_b() ? 8 : 0);
rex_b            1568 src/x64/disasm-x64.cc         int reg = (*data & 0x7) | (rex_b() ? 8 : 0);
rex_b            1599 src/x64/disasm-x64.cc         int reg = (opcode & 0x7) | (rex_b() ? 8 : 0);