c.rewriteToUseGot(p)
	}
}

// Rewrite p, if necessary, to access a symbol using its TOC anchor.
// This code is for AIX only.
func (c *ctxt9) rewriteToUseTOC(p *obj.Prog) {
	if p.As == obj.ATEXT || p.As == obj.AFUNCDATA || p.As == obj.ACALL || p.As == obj.ARET || p.As == obj.AJMP {
		return
	}

	if p.As == obj.ADUFFCOPY || p.As == obj.ADUFFZERO {
		// ADUFFZERO/ADUFFCOPY is considered as an ABL except in dynamic

	// already held it's assumed that the first caller exits the program
	// so other calls can hang forever without an issue.
	lock(&raceFiniLock)

	// __tsan_fini will run C atexit functions and C++ destructors,
	// which can theoretically call back into Go.
	// Tell the scheduler we entering external code.
	entersyscall()

	// We're entering external code that may call ExitProcess on

	flag   uint8
}

const (
	// Optab.flag
	NOTUSETMP = 1 << iota // p expands to multiple instructions, but does NOT use REGTMP
)

var optab = []Optab{
	{obj.ATEXT, C_LEXT, C_NONE, C_TEXTSIZE, 0, 0, 0, sys.MIPS64, 0},
	{obj.ATEXT, C_ADDR, C_NONE, C_TEXTSIZE, 0, 0, 0, 0, 0},

	{AMOVW, C_REG, C_NONE, C_REG, 1, 4, 0, 0, 0},
	{AMOVV, C_REG, C_NONE, C_REG, 1, 4, 0, sys.MIPS64, 0},

// passes over the host archives below.
func loadWindowsHostArchives(ctxt *Link) {
	any := true
	for i := 0; any && i < 2; i++ {
		// Link crt2.o (if present) to resolve "atexit" when
		// using LLVM-based compilers.
		isunresolved := symbolsAreUnresolved(ctxt, []string{"atexit"})
		if isunresolved[0] {
			if p := ctxt.findLibPath("crt2.o"); p != "none" {
				hostObject(ctxt, "crt2", p)
			}
		}
		if *flagRace {

		sep = ", "
	}
	for i := range p.RestArgs {
		if p.RestArgs[i].Pos == Source {
			io.WriteString(w, sep)
			WriteDconv(w, p, &p.RestArgs[i].Addr)
			sep = ", "
		}
	}

	if p.As == ATEXT {
		// If there are attributes, print them. Otherwise, skip the comma.
		// In short, print one of these two:
		// TEXT	foo(SB), DUPOK|NOSPLIT, $0
		// TEXT	foo(SB), $0
		s := p.From.Sym.TextAttrString()

	// We know it's one of these.
	switch ut.externalEnc {
	case xGob:
		data, err = v.Interface().(GobEncoder).GobEncode()
	case xBinary:
		data, err = v.Interface().(encoding.BinaryMarshaler).MarshalBinary()
	case xText:
		data, err = v.Interface().(encoding.TextMarshaler).MarshalText()
	}
	if err != nil {
		error_(err)
	}
	state := enc.newEncoderState(b)
	state.fieldnum = -1
	state.encodeUint(uint64(len(data)))

const (
	AXXX As = iota
	ACALL
	ADUFFCOPY
	ADUFFZERO
	AEND
	AFUNCDATA
	AJMP
	ANOP
	APCALIGN
	APCALIGNMAX // currently x86, amd64 and arm64
	APCDATA
	ARET
	AGETCALLERPC
	ATEXT
	AUNDEF
	A_ARCHSPECIFIC
)

// Each architecture is allotted a distinct subspace of opcode values
// for declaring its arch-specific opcodes.
// Within this subspace, the first arch-specific opcode should be

			return
		}
		argSize = p.positiveAtoi(op[1].String())
	}
	p.ctxt.InitTextSym(nameAddr.Sym, int(flag), p.pos())
	prog := &obj.Prog{
		Ctxt: p.ctxt,
		As:   obj.ATEXT,
		Pos:  p.pos(),
		From: nameAddr,
		To: obj.Addr{
			Type:   obj.TYPE_TEXTSIZE,
			Offset: frameSize,
			// Argsize set below.
		},
	}
	nameAddr.Sym.Func().Text = prog

var optab []Optab

var optabBase = []Optab{
	{as: obj.ATEXT, a1: C_LOREG, a6: C_TEXTSIZE, type_: 0, size: 0},
	{as: obj.ATEXT, a1: C_LOREG, a3: C_32CON, a6: C_TEXTSIZE, type_: 0, size: 0},
	{as: obj.ATEXT, a1: C_ADDR, a6: C_TEXTSIZE, type_: 0, size: 0},
	{as: obj.ATEXT, a1: C_ADDR, a3: C_32CON, a6: C_TEXTSIZE, type_: 0, size: 0},
	/* move register */

				// qtext
				localPartBytes = append(localPartBytes, c)

			default:
				return mailbox, false
			}
		}
	} else {
		// Atom ("." Atom)*
	NextChar:
		for len(in) > 0 {
			// atext from RFC 2822, Section 3.2.4
			c := in[0]

			switch {
			case c == '\\':
				// Examples given in RFC 3696 suggest that
				// escaped characters can appear outside of a