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`define CMD_MOVZX       #AUTOGEN_NEXT_CMD

`define CMD_MOVSX       #AUTOGEN_NEXT_CMD

dec_ready_2byte_modregrm && { decoder[7:1], 1'b0 } == 8'hB6

`CMD_MOVZX

IF(decoder[0] == 1'b0); SET(dec_is_8bit); ENDIF();

SET(consume_modregrm_one);

dec_ready_2byte_modregrm && { decoder[7:1], 1'b0 } == 8'hBE

`CMD_MOVSX

IF(decoder[0] == 1'b0); SET(dec_is_8bit); ENDIF();

SET(consume_modregrm_one);

IF(rd_cmd == `CMD_MOVSX || rd_cmd == `CMD_MOVZX);

    SET(rd_dst_is_reg);

    SET(rd_req_reg_not_8bit);

    // dst: reg, src: reg

    IF(rd_modregrm_mod == 2'b11);

        SET(rd_src_is_rm);

        IF(rd_mutex_busy_modregrm_rm); SET(rd_waiting); ENDIF();

    ENDIF();

    // dst: memory, src: reg

    IF(rd_modregrm_mod != 2'b11);

        SET(read_length_word);

        SET(rd_src_is_memory);

        IF(rd_mutex_busy_memory); SET(rd_waiting);

        ELSE();

            SET(read_virtual);

            IF(~(read_for_rd_ready)); SET(rd_waiting); ENDIF();

        ENDIF();

    ENDIF();

ENDIF();

IF(exe_cmd == `CMD_MOVSX || exe_cmd == `CMD_MOVZX);

    SET(exe_result, (exe_cmd == `CMD_MOVSX && exe_is_8bit)?     { {24{src[7]}},  src[7:0] } :

                    (exe_cmd == `CMD_MOVSX)?                    { {16{src[15]}}, src[15:0] } :

                    (exe_cmd == `CMD_MOVZX && exe_is_8bit)?     { 24'd0, src[7:0] } :

                                                                { 16'd0, src[15:0] });

    SET(exe_is_8bit_clear, exe_is_8bit);

ENDIF();

IF(wr_cmd == `CMD_MOVSX || wr_cmd == `CMD_MOVZX);

    SET(write_regrm);

ENDIF();