target-m68k: add dbcc

    tcg_temp_free(tmp);

}

DISAS_INSN(dbcc)

{

    TCGLabel *l1;

    TCGv reg;

    TCGv tmp;

    int16_t offset;

    uint32_t base;

    reg = DREG(insn, 0);

    base = s->pc;

    offset = (int16_t)read_im16(env, s);

    l1 = gen_new_label();

    gen_jmpcc(s, (insn >> 8) & 0xf, l1);

    tmp = tcg_temp_new();

    tcg_gen_ext16s_i32(tmp, reg);

    tcg_gen_addi_i32(tmp, tmp, -1);

    gen_partset_reg(OS_WORD, reg, tmp);

    tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, -1, l1);

    gen_jmp_tb(s, 1, base + offset);

    gen_set_label(l1);

    gen_jmp_tb(s, 0, s->pc);

}

DISAS_INSN(undef_mac)

{

    gen_exception(s, s->pc - 2, EXCP_LINEA);

    INSN(addsubq,   5080, f0c0, M68000);

    INSN(scc,       50c0, f0f8, CF_ISA_A); /* Scc.B Dx   */

    INSN(scc,       50c0, f0c0, M68000);   /* Scc.B <EA> */

    INSN(dbcc,      50c8, f0f8, M68000);

    INSN(addsubq,   5080, f1c0, CF_ISA_A);

    INSN(tpf,       51f8, fff8, CF_ISA_A);