(MOVWreg y:(AND (MOVDconst [c]) _)) && uint64(c) <= 0x7FFFFFFF => y

// small and of zero-extend => either zero-extend or small and
(ANDconst [c] y:(MOVBZreg _)) && c&0xFF == 0xFF => y
(ANDconst [0xFF] (MOVBreg x)) => (MOVBZreg x)
(ANDconst [c] y:(MOVHZreg _))  && c&0xFFFF == 0xFFFF => y
(ANDconst [0xFFFF] (MOVHreg x)) => (MOVHZreg x)

	return op | (i&0xFFFFF)<<5 | (r2&0x1F)<<0 // ui20, rd5
}

func OP_15I(op uint32, i uint32) uint32 {
	return op | (i&0x7FFF)<<0
}

// Encoding for the 'b' or 'bl' instruction.
func OP_B_BL(op uint32, i uint32) uint32 {
	return op | ((i & 0xFFFF) << 10) | ((i >> 16) & 0x3FF)
}

func (c *ctxt0) asmout(p *obj.Prog, o *Optab, out []uint32) {
	o1 := uint32(0)
	o2 := uint32(0)

(ADDconst [c] x) && buildcfg.GOARM.Version==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && uint32(-c)<=0xffff => (SUBconst [-c] x)
(SUBconst [c] x) && buildcfg.GOARM.Version==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && uint32(-c)<=0xffff => (ADDconst [-c] x)
(ANDconst [c] x) && buildcfg.GOARM.Version==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && ^uint32(c)<=0xffff => (BICconst [int32(^uint32(c))] x)

	ETHTOOL_PHYS_ID                             = 0x1c
	ETHTOOL_PHY_EDPD_DFLT_TX_MSECS              = 0xffff
	ETHTOOL_PHY_EDPD_DISABLE                    = 0x0
	ETHTOOL_PHY_EDPD_NO_TX                      = 0xfffe
	ETHTOOL_PHY_FAST_LINK_DOWN_OFF              = 0xff
	ETHTOOL_PHY_FAST_LINK_DOWN_ON               = 0x0
	ETHTOOL_PHY_GTUNABLE                        = 0x4e

      return PLUS_SIGN;
    } else if (cp <= 0x7F) {
      // Single byte UTF-8 characters
      // Start with "%--" and fill in the blanks
      char[] dest = new char[3];
      dest[0] = '%';
      dest[2] = UPPER_HEX_DIGITS[cp & 0xF];
      dest[1] = UPPER_HEX_DIGITS[cp >>> 4];
      return dest;
    } else if (cp <= 0x7ff) {
      // Two byte UTF-8 characters [cp >= 0x80 && cp <= 0x7ff]

      return PLUS_SIGN;
    } else if (cp <= 0x7F) {
      // Single byte UTF-8 characters
      // Start with "%--" and fill in the blanks
      char[] dest = new char[3];
      dest[0] = '%';
      dest[2] = UPPER_HEX_DIGITS[cp & 0xF];
      dest[1] = UPPER_HEX_DIGITS[cp >>> 4];
      return dest;
    } else if (cp <= 0x7ff) {
      // Two byte UTF-8 characters [cp >= 0x80 && cp <= 0x7ff]

		}
		v.reset(OpLOONG64MOVVconst)
		v.AuxInt = int64ToAuxInt(0)
		return true
	}
	// match: (SGTconst [c] (MOVHreg _))
	// cond: 0x7fff < c
	// result: (MOVVconst [1])
	for {
		c := auxIntToInt64(v.AuxInt)
		if v_0.Op != OpLOONG64MOVHreg || !(0x7fff < c) {
			break
		}
		v.reset(OpLOONG64MOVVconst)
		v.AuxInt = int64ToAuxInt(1)
		return true
	}
	// match: (SGTconst [c] (MOVHreg _))

	IPV6_JOIN_GROUP                   = 0xc
	IPV6_LEAVE_GROUP                  = 0xd
	IPV6_MAXHLIM                      = 0xff
	IPV6_MAXOPTHDR                    = 0x800
	IPV6_MAXPACKET                    = 0xffff
	IPV6_MAX_GROUP_SRC_FILTER         = 0x200
	IPV6_MAX_MEMBERSHIPS              = 0xfff
	IPV6_MAX_SOCK_SRC_FILTER          = 0x80
	IPV6_MIN_MEMBERSHIPS              = 0x1f
	IPV6_MMTU                         = 0x500

	F_GETNOSIGPIPE                    = 0xd
	F_GETOWN                          = 0x5
	F_MAXFD                           = 0xb
	F_OK                              = 0x0
	F_PARAM_MASK                      = 0xfff
	F_PARAM_MAX                       = 0xfff
	F_RDLCK                           = 0x1
	F_SETFD                           = 0x2
	F_SETFL                           = 0x4
	F_SETLK                           = 0x8

	if isRequestingLowPageBits(t) {
		// corresponding immediate field is 12 bits wide
		return tgt & 0xfff
	}

	pageDelta := (tgt >> 12) - (pc >> 12)
	if tgt&0xfff >= 0x800 {
		// adjust for sign-extended addition of the low bits
		pageDelta += 1
	}
	// corresponding immediate field is 20 bits wide
	return pageDelta & 0xfffff