{ACVTSD2SQ, yxcvfq, Pw, opBytes{Pf2, 0x2d}},
	{ACVTSD2SS, yxm, Pf2, opBytes{0x5a}},
	{ACVTSL2SD, yxcvlf, Pf2, opBytes{0x2a}},
	{ACVTSQ2SD, yxcvqf, Pw, opBytes{Pf2, 0x2a}},
	{ACVTSL2SS, yxcvlf, Pf3, opBytes{0x2a}},
	{ACVTSQ2SS, yxcvqf, Pw, opBytes{Pf3, 0x2a}},
	{ACVTSS2SD, yxm, Pf3, opBytes{0x5a}},
	{ACVTSS2SL, yxcvfl, Pf3, opBytes{0x2d}},
	{ACVTSS2SQ, yxcvfq, Pw, opBytes{Pf3, 0x2d}},

	0x04, 0xf6, 0x64, 0x54, 0xfb, 0xc6, 0x24, 0x54, 0x84, 0x47, 0x8a, 0x2c, 0xf4, 0x53, 0x58, 0xee,
	0xc7, 0x1a, 0x11, 0xab, 0x2c, 0x88, 0x0c, 0xb9, 0x9d, 0x3d, 0x27, 0xe3, 0x9d, 0x2c, 0xec, 0xb9,
	0x71, 0x38, 0xc3, 0x49, 0x4d, 0xea, 0x5f, 0x15, 0xb8, 0x91, 0xa8, 0x21, 0x5e, 0xba, 0x0e, 0x3c,
	0x0d, 0xe8, 0x09, 0x14, 0x78, 0x54, 0xe8, 0xc4, 0x25, 0xb2, 0x45, 0xbd, 0x9b, 0x2d, 0x86, 0xbc,

	0xa5, 0x83, 0x16, 0x29, 0x79, 0x11, 0xbe, 0x8b, 0xaa, 0xfd, 0x50, 0x48, 0xd5, 0x22, 0x49, 0x13,
	0x65, 0x5e, 0xef, 0x6b, 0x3a, 0xc9, 0x24, 0xf0, 0xc7, 0xa8, 0x12, 0x85, 0x5c, 0x8a, 0xfa, 0xa2,
	0xf2, 0xfa, 0xde, 0x7c, 0x5e, 0xc3, 0x6e, 0xd3, 0xcb, 0x3a, 0x7f, 0xbc, 0x00, 0x86, 0x24, 0x68,
	0xe6, 0xb7, 0x06, 0x7a, 0x65, 0x86, 0xff, 0x89, 0x0e, 0xee, 0xa2, 0x25, 0x2f, 0x61, 0xea, 0x17,

	SYS_FABS                            = 0x24  // 36
	SYS_FMOD                            = 0x25  // 37
	SYS_J0                              = 0x26  // 38
	SYS_YN                              = 0x27  // 39
	SYS_JN                              = 0x28  // 40
	SYS_Y0                              = 0x29  // 41
	SYS_Y1                              = 0x2A  // 42
	SYS_HYPOT                           = 0x2B  // 43

var atomicSWP = map[obj.As]uint32{
	ASWPAD:  3<<30 | 0x1c5<<21 | 0x20<<10,
	ASWPAW:  2<<30 | 0x1c5<<21 | 0x20<<10,
	ASWPAH:  1<<30 | 0x1c5<<21 | 0x20<<10,
	ASWPAB:  0<<30 | 0x1c5<<21 | 0x20<<10,
	ASWPALD: 3<<30 | 0x1c7<<21 | 0x20<<10,
	ASWPALW: 2<<30 | 0x1c7<<21 | 0x20<<10,
	ASWPALH: 1<<30 | 0x1c7<<21 | 0x20<<10,
	ASWPALB: 0<<30 | 0x1c7<<21 | 0x20<<10,
	ASWPD:   3<<30 | 0x1c1<<21 | 0x20<<10,
	ASWPW:   2<<30 | 0x1c1<<21 | 0x20<<10,

	IP_HDRINCL         = 0x2
	IP_TOS             = 0x3
	IP_TTL             = 0x4
	IP_MULTICAST_IF    = 0x9
	IP_MULTICAST_TTL   = 0xa
	IP_MULTICAST_LOOP  = 0xb
	IP_ADD_MEMBERSHIP  = 0xc
	IP_DROP_MEMBERSHIP = 0xd
	IP_PKTINFO         = 0x13

	IPV6_V6ONLY         = 0x1b
	IPV6_UNICAST_HOPS   = 0x4
	IPV6_MULTICAST_IF   = 0x9
	IPV6_MULTICAST_HOPS = 0xa
	IPV6_MULTICAST_LOOP = 0xb

	0x42, 0x12, 0x46, 0x16, 0x06, 0x00, 0x05, 0x00,
	0xfa, 0xff, 0x00, 0x05, 0x00, 0xfa, 0xff, 0x00,
	0x14, 0x00, 0xeb, 0xff, 0x42, 0x88, 0x21, 0xc4,
	0x00, 0x00, 0x14, 0x00, 0xeb, 0xff, 0x42, 0x88,
	0x21, 0xc4, 0x00, 0x00, 0x14, 0x00, 0xeb, 0xff,
	0x42, 0x88, 0x21, 0xc4, 0x00, 0x00, 0x14, 0x00,
	0xeb, 0xff, 0x42, 0x88, 0x21, 0xc4, 0x00, 0x00,
	0x14, 0x00, 0xeb, 0xff, 0x42, 0x88, 0x21, 0xc4,
	0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0x00, 0x00,

	SHF_ALLOC            SectionFlag = 0x2        /* Section occupies memory. */
	SHF_EXECINSTR        SectionFlag = 0x4        /* Section contains instructions. */
	SHF_MERGE            SectionFlag = 0x10       /* Section may be merged. */
	SHF_STRINGS          SectionFlag = 0x20       /* Section contains strings. */

		mb := uint32(p.RestArgs[1].Addr.Offset) & 0x3F
		o1 = AOP_RRR(c.opirr(p.As), uint32(p.From.Reg), uint32(p.To.Reg), (uint32(sh) & 0x1F))
		o1 |= (sh & 0x20) >> 4 // sh[5] is placed in bit 1.
		o1 |= (mb & 0x1F) << 6 // mb[0:4] is placed in bits 6-10.
		o1 |= (mb & 0x20)      // mb[5] is placed in bit 5

	case 10: /* sub Ra,[Rb],Rd => subf Rd,Ra,Rb */
		r := int(p.Reg)

		if r == 0 {
			r = int(p.To.Reg)
		}

    assertFailsWith<IllegalArgumentException> {
      Request.Builder().addHeader("a b", "c")
    }.also { expected ->
      assertThat(expected.message).isEqualTo("Unexpected char 0x20 at 1 in header name: a b")
    }
  }

  @Test
  fun requestHeaderNameWithTabForbidden() {
    assertFailsWith<IllegalArgumentException> {
      Request.Builder().addHeader("a\tb", "c")