}

// Encode a doubleword rotate mask into mb (mask begin) and
// me (mask end, inclusive). Note, POWER ISA labels bits in
// big endian order.
func encodePPC64RLDCMask(mask int64) (mb, me int) {
	// Determine boundaries and then decode them
	mb = bits.LeadingZeros64(uint64(mask))
	me = 64 - bits.TrailingZeros64(uint64(mask))
	mbn := bits.LeadingZeros64(^uint64(mask))
	men := 64 - bits.TrailingZeros64(^uint64(mask))

	//    DHCP enabled:                         Yes
	//    IP Address:                           10.0.0.2
	//    Subnet Prefix:                        10.0.0.0/24 (mask 255.255.255.0)
	//    IP Address:                           10.0.0.3
	//    Subnet Prefix:                        10.0.0.0/24 (mask 255.255.255.0)
	//    Default Gateway:                      10.0.0.254
	//    Gateway Metric:                       0

	m = m * (2 - m*d0) // 6-bits
	m = m * (2 - m*d0) // 12-bits
	m = m * (2 - m*d0) // 24-bits
	m = m * (2 - m*d0) // 48-bits
	m = m * (2 - m*d0) // 96-bits >= 64-bits
	m = m & mask

	max := mask / d

	return udivisibleData{
		k:   int64(k),
		m:   m,
		max: max,
	}
}

func udivisible8(c int8) udivisibleData   { return udivisible(8, int64(c)) }

		succs[0], succs[1] = succs[1], succs[0]
		mask = mask.Inverse()
	}

	p := s.Br(blockAsm(b), succs[0])
	switch b.Kind {
	case ssa.BlockS390XBRC:
		p.From.Type = obj.TYPE_CONST
		p.From.Offset = int64(mask)
	case ssa.BlockS390XCGRJ, ssa.BlockS390XCRJ,
		ssa.BlockS390XCLGRJ, ssa.BlockS390XCLRJ:
		p.From.Type = obj.TYPE_CONST
		p.From.Offset = int64(mask & s390x.NotUnordered) // unordered is not possible

func setSignalstackSP(s *stackt, sp uintptr) {
	*(*uintptr)(unsafe.Pointer(&s.ss_sp)) = sp
}

//go:nosplit
//go:nowritebarrierrec
func sigaddset(mask *sigset, i int) {
	mask.__sigbits[(i-1)/32] |= 1 << ((uint32(i) - 1) & 31)
}

func sigdelset(mask *sigset, i int) {
	mask.__sigbits[(i-1)/32] &^= 1 << ((uint32(i) - 1) & 31)
}

//go:nosplit
func (c *sigctxt) fixsigcode(sig uint32) {
}

docker0	000011AC	00000000	0001	0	0	0	0000FFFF	0	0	0                                                                            
virbr0	007AA8C0	00000000	0001	0	0	0	00FFFFFF	0	0	0            
`

	SYS_PPOLL          = 109 // { int sys_ppoll(struct pollfd *fds, u_int nfds, const struct timespec *ts, const sigset_t *mask); }
	SYS_PSELECT        = 110 // { int sys_pselect(int nd, fd_set *in, fd_set *ou, fd_set *ex, const struct timespec *ts, const sigset_t *mask); }
	SYS_SIGSUSPEND     = 111 // { int sys_sigsuspend(int mask); }
	SYS_SENDSYSLOG     = 112 // { int sys_sendsyslog(const char *buf, size_t nbyte, int flags); }

	SYS_PPOLL          = 109 // { int sys_ppoll(struct pollfd *fds, u_int nfds, const struct timespec *ts, const sigset_t *mask); }
	SYS_PSELECT        = 110 // { int sys_pselect(int nd, fd_set *in, fd_set *ou, fd_set *ex, const struct timespec *ts, const sigset_t *mask); }
	SYS_SIGSUSPEND     = 111 // { int sys_sigsuspend(int mask); }
	SYS_SENDSYSLOG     = 112 // { int sys_sendsyslog(const char *buf, size_t nbyte, int flags); }

    Object[] table = new Object[tableSize];
    int mask = tableSize - 1;
    int hashCode = 0;
    int uniques = 0;
    for (int i = 0; i < n; i++) {
      Object element = checkElementNotNull(elements[i], i);
      int hash = element.hashCode();
      for (int j = Hashing.smear(hash); ; j++) {
        int index = j & mask;
        Object value = table[index];
        if (value == null) {

      requireNonNull(hashTable);
      int eHash = e.hashCode();
      int i0 = Hashing.smear(eHash);
      int mask = hashTable.length - 1;
      for (int i = i0; i - i0 < maxRunBeforeFallback; i++) {
        int index = i & mask;
        Object tableEntry = hashTable[index];
        if (tableEntry == null) {
          addDedupedElement(e);
          hashTable[index] = e;