86Box/src/cpu/x86_ops_mmx_logic.h

static int
opPAND_a16(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_16(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q &= src.q;
    return 0;
}
static int
opPAND_a32(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_32(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q &= src.q;
    return 0;
}

static int
opPANDN_a16(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_16(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q = ~cpu_state.MM[cpu_reg].q & src.q;
    return 0;
}
static int
opPANDN_a32(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_32(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q = ~cpu_state.MM[cpu_reg].q & src.q;
    return 0;
}

static int
opPOR_a16(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_16(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q |= src.q;
    return 0;
}
static int
opPOR_a32(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_32(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q |= src.q;
    return 0;
}

static int
opPXOR_a16(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_16(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q ^= src.q;
    return 0;
}
static int
opPXOR_a32(uint32_t fetchdat)
{
    MMX_REG src;
    MMX_ENTER();

    fetch_ea_32(fetchdat);
    MMX_GETSRC();

    cpu_state.MM[cpu_reg].q ^= src.q;
    return 0;
}