f := c.cursym.Func()
			if f.FuncFlag&abi.FuncFlagSPWrite == 0 {
				c.cursym.Func().FuncFlag |= abi.FuncFlagSPWrite
				if ctxt.Debugvlog || !ctxt.IsAsm {
					ctxt.Logf("auto-SPWRITE: %s %v\n", c.cursym.Name, p)
					if !ctxt.IsAsm {
						ctxt.Diag("invalid auto-SPWRITE in non-assembly")
						ctxt.DiagFlush()
						log.Fatalf("bad SPWRITE")
					}
				}
			}
		}

	}
}

func pewrite(ctxt *Link) {
	ctxt.Out.SeekSet(0)
	if ctxt.LinkMode != LinkExternal {
		ctxt.Out.Write(dosstub)
		ctxt.Out.WriteStringN("PE", 4)
	}

	pefile.writeFileHeader(ctxt)

	pefile.writeOptionalHeader(ctxt)

	for _, sect := range pefile.sections {
		sect.write(ctxt.Out, ctxt.LinkMode)
	}
}

func strput(out *OutBuf, s string) {
	out.WriteString(s)

	// section.
	gotSymIndex uint64
)

func gentext(ctxt *ld.Link, ldr *loader.Loader) {
	if *ld.FlagD || ctxt.Target.IsExternal() {
		return
	}

	dynamic := ldr.MakeSymbolUpdater(ctxt.ArchSyms.Dynamic)

	ld.Elfwritedynent(ctxt.Arch, dynamic, elf.DT_MIPS_RLD_VERSION, 1)
	ld.Elfwritedynent(ctxt.Arch, dynamic, elf.DT_MIPS_BASE_ADDRESS, 0)

	sort.Slice(ctxt.SEHSyms, func(i, j int) bool {
		return ctxt.SEHSyms[i].Name < ctxt.SEHSyms[j].Name
	})
	ctxt.Data = append(ctxt.Data, ctxt.SEHSyms...)
	ctxt.SEHSyms = nil

	ctxt.pkgIdx = make(map[string]int32)
	ctxt.defs = []*LSym{}
	ctxt.hashed64defs = []*LSym{}
	ctxt.hasheddefs = []*LSym{}
	ctxt.nonpkgdefs = []*LSym{}

	var idx, hashedidx, hashed64idx, nonpkgidx int32

	ctxt.set_pc(ctxt.pc() + 4)
}

// case 8
func (h *debugCallHandler) debugCallUnsafe(ctxt *sigctxt) {
	sp := ctxt.sp()
	reason := *(*string)(unsafe.Pointer(uintptr(sp) + 40))
	h.err = plainError(reason)
	ctxt.set_pc(ctxt.pc() + 4)
}

// case 16
func (h *debugCallHandler) restoreSigContext(ctxt *sigctxt) {
	// Restore all registers except for pc and sp
	pc, sp := ctxt.pc(), ctxt.sp()
	*ctxt.cregs() = h.sigCtxt.savedRegs

				c.cursym.Func().FuncFlag |= abi.FuncFlagSPWrite
				if ctxt.Debugvlog || !ctxt.IsAsm {
					ctxt.Logf("auto-SPWRITE: %s %v\n", c.cursym.Name, p)
					if !ctxt.IsAsm {
						ctxt.Diag("invalid auto-SPWRITE in non-assembly")
						ctxt.DiagFlush()
						log.Fatalf("bad SPWRITE")
					}
				}
			}
		}
	}
}

func (c *ctxt0) stacksplit(p *obj.Prog, framesize int32) *obj.Prog {
	var mov, add obj.As

		return false
	}
	if !sigctxtAtTrapInstruction(ctxt) {
		println("trap at non-INT3 instruction pc =", hex(ctxt.sigpc()))
		return false
	}

	switch status := sigctxtStatus(ctxt); status {
	case 0:
		// Frame is ready. Copy the arguments to the frame and to registers.
		// Call the debug function.
		h.debugCallRun(ctxt)
	case 1:
		// Function returned. Copy frame and result registers back out.

	}
	return true
}

func span6(ctxt *obj.Link, s *obj.LSym, newprog obj.ProgAlloc) {
	if ctxt.Retpoline && ctxt.Arch.Family == sys.I386 {
		ctxt.Diag("-spectre=ret not supported on 386")
		ctxt.Retpoline = false // don't keep printing
	}

	pjc := makePjcCtx(ctxt)

	if s.P != nil {
		return
	}

	if ycover[0] == 0 {
		ctxt.Diag("x86 tables not initialized, call x86.instinit first")

			p.From.Name = obj.NAME_EXTERN
			p.From.Sym = ctxt.Float64Sym(f64)
			p.From.Offset = 0
		}
	}

	if ctxt.Flag_dynlink {
		rewriteToUseGot(ctxt, p, newprog)
	}

	if ctxt.Flag_shared && ctxt.Arch.Family == sys.I386 {
		rewriteToPcrel(ctxt, p, newprog)
	}
}

// Rewrite p, if necessary, to access global data via the global offset table.
func rewriteToUseGot(ctxt *obj.Link, p *obj.Prog, newprog obj.ProgAlloc) {

		}
	}

	ctxt.typeMap[h] = append(ctxt.typeMap[h], ctxtEntry{
		orig:     orig,
		targs:    targs,
		instance: inst,
	})

	return inst
}

// getID returns a unique ID for the type t.
func (ctxt *Context) getID(t Type) int {
	ctxt.mu.Lock()
	defer ctxt.mu.Unlock()
	id, ok := ctxt.originIDs[t]
	if !ok {
		id = ctxt.nextID
		ctxt.originIDs[t] = id
		ctxt.nextID++
	}