Subversion Repositories s80186

// Copyright Jamie Iles, 2017

//

// This file is part of s80x86.

//

// s80x86 is free software: you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation, either version 3 of the License, or

// (at your option) any later version.

//

// s80x86 is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with s80x86.  If not, see .

// AAD

.at 0xd5;

    width W8, read_immed, ra_sel AH, jmp aad;

.auto_address;

aad:

    a_sel RA, b_sel IMMEDIATE, alu_op IMUL, tmp_wr_en;

    width W8, ra_sel AL;

    a_sel RA, b_sel TEMP, alu_op ADD, update_flags SF ZF PF,

        rd_sel_source MICROCODE_RD_SEL, rd_sel AX;

    width W8, b_sel IMMEDIATE, immediate 0x0, alu_op SELB,

        rd_sel_source MICROCODE_RD_SEL, rd_sel AH,

        next_instruction;