//	} Elf_Internal_ABIFlags_v0;
func elfWriteMipsAbiFlags(ctxt *Link) int {
	sh := elfshname(".MIPS.abiflags")
	ctxt.Out.SeekSet(int64(sh.Off))
	ctxt.Out.Write16(0) // version
	ctxt.Out.Write8(32) // isaLevel
	ctxt.Out.Write8(1)  // isaRev
	ctxt.Out.Write8(1)  // gprSize
	ctxt.Out.Write8(1)  // cpr1Size
	ctxt.Out.Write8(0)  // cpr2Size
	if buildcfg.GOMIPS == "softfloat" {
		ctxt.Out.Write8(MIPS_FPABI_SOFT) // fpAbi
	} else {

	/* Writing */
	ctxt.Out.SeekSet(int64(globalOff))
	binary.Write(ctxt.Out, ctxt.Arch.ByteOrder, hdr)

	for _, s := range symtab {
		binary.Write(ctxt.Out, ctxt.Arch.ByteOrder, s)

	}
	for _, r := range reloctab {
		binary.Write(ctxt.Out, ctxt.Arch.ByteOrder, r)
	}
	for _, f := range importtab {
		ctxt.Out.WriteString(f.Limpidpath)
		ctxt.Out.Write8(0)

			stub.SetUint32(ctxt.Arch, stub.Size()-4, OP_PLD_SFX_R12) // pld r12, targ@plt
		} else if !isLinkingPIC(ctxt) {
			// This stub doesn't need to be PIC. Load targ address from the PLT via its absolute address.
			stub.AddSymRef(ctxt.Arch, plt, int64(ldr.SymPlt(targ)), objabi.R_ADDRPOWER_DS, 8)
			stub.SetUint32(ctxt.Arch, stub.Size()-8, OP_LIS_R12)    // lis r12,targ@plt@ha

	if ctxt.IsElf() {
		ctxt.mkArchSym(".rel", 0, &ctxt.Rel)
		ctxt.mkArchSym(".rela", 0, &ctxt.Rela)
		ctxt.mkArchSym(".rel.plt", 0, &ctxt.RelPLT)
		ctxt.mkArchSym(".rela.plt", 0, &ctxt.RelaPLT)
	}
	if ctxt.IsDarwin() {
		ctxt.mkArchSym(".linkedit.got", 0, &ctxt.LinkEditGOT)
		ctxt.mkArchSym(".linkedit.plt", 0, &ctxt.LinkEditPLT)
	}
}

type Arch struct {
	Funcalign  int
	Maxalign   int
	Minalign   int
	Dwarfregsp int

// that do not exist.
func (ctxt *Context) SrcDirs() []string {
	var all []string
	if ctxt.GOROOT != "" && ctxt.Compiler != "gccgo" {
		dir := ctxt.joinPath(ctxt.GOROOT, "src")
		if ctxt.isDir(dir) {
			all = append(all, dir)
		}
	}
	for _, p := range ctxt.gopath() {
		dir := ctxt.joinPath(p, "src")
		if ctxt.isDir(dir) {
			all = append(all, dir)
		}
	}
	return all

		c.ctxt.Diag("invalid .U suffix: %v", p)
	}
}

func span5(ctxt *obj.Link, cursym *obj.LSym, newprog obj.ProgAlloc) {
	if ctxt.Retpoline {
		ctxt.Diag("-spectre=ret not supported on arm")
		ctxt.Retpoline = false // don't keep printing
	}

	var p *obj.Prog
	var op *obj.Prog

	p = cursym.Func().Text
	if p == nil || p.Link == nil { // handle external functions and ELF section symbols
		return
	}

	wantFloatReg(ctxt, ins, "rs2", ins.rs2)
	wantFloatReg(ctxt, ins, "rs3", ins.rs3)
}

func validateRFFI(ctxt *obj.Link, ins *instruction) {
	wantIntReg(ctxt, ins, "rd", ins.rd)
	wantFloatReg(ctxt, ins, "rs1", ins.rs1)
	wantFloatReg(ctxt, ins, "rs2", ins.rs2)
	wantNoneReg(ctxt, ins, "rs3", ins.rs3)
}

func validateRFI(ctxt *obj.Link, ins *instruction) {
	wantIntReg(ctxt, ins, "rd", ins.rd)

func dwarfEnabled(ctxt *Link) bool {
	if *FlagW { // disable dwarf
		return false
	}
	if ctxt.HeadType == objabi.Hplan9 || ctxt.HeadType == objabi.Hjs || ctxt.HeadType == objabi.Hwasip1 {
		return false
	}

	if ctxt.LinkMode == LinkExternal {
		switch {
		case ctxt.IsELF:
		case ctxt.HeadType == objabi.Hdarwin:
		case ctxt.HeadType == objabi.Hwindows:

		listSym.WriteAddr(ctxt, listSym.Size, ctxt.Arch.PtrSize, startPC, 0)
	}

	// Re-read list, translating its address from block/value ID to PC.
	for i := 0; i < len(list); {
		begin := getPC(decodeValue(ctxt, readPtr(ctxt, list[i:])))
		end := getPC(decodeValue(ctxt, readPtr(ctxt, list[i+ctxt.Arch.PtrSize:])))

		// Horrible hack. If a range contains only zero-width

var xcmp [C_NCLASS][C_NCLASS]bool

func span0(ctxt *obj.Link, cursym *obj.LSym, newprog obj.ProgAlloc) {
	if ctxt.Retpoline {
		ctxt.Diag("-spectre=ret not supported on mips")
		ctxt.Retpoline = false // don't keep printing
	}

	p := cursym.Func().Text
	if p == nil || p.Link == nil { // handle external functions and ELF section symbols
		return
	}