// If the argument to MethodByName is a compile-time constant, the compiler
// emits a relocation with the method name. Matching methods are kept in all
// reachable types.
//
// Any unreached text symbols are removed from ctxt.Textp.
func deadcode(ctxt *Link) {
	ldr := ctxt.loader
	d := deadcodePass{ctxt: ctxt, ldr: ldr}
	d.init()
	d.flood()

	if ctxt.DynlinkingGo() {
		// Exported methods may satisfy interfaces we don't know

	// Put stubs at the beginning (instead of the end).
	// So when resolving the relocations to calls to the stubs,
	// the addresses are known and trampolines can be inserted
	// when necessary.
	ctxt.Textp = append(stubs, ctxt.Textp...)
}

func genaddmoduledata(ctxt *ld.Link, ldr *loader.Loader) {
	initfunc, addmoduledata := ld.PrepareAddmoduledata(ctxt)
	if initfunc == nil {
		return
	}

	o := func(op uint32) {

	curg          *g       // current running goroutine
	caughtsig     guintptr // goroutine running during fatal signal
	p             puintptr // attached p for executing go code (nil if not executing go code)
	nextp         puintptr
	oldp          puintptr // the p that was attached before executing a syscall
	id            int64
	mallocing     int32
	throwing      throwType

	}

	sizeExtRelocs(ctxt, thearch.ELF.RelocSize)
	relocSect, wg := relocSectFn(ctxt, elfrelocsect)

	for _, sect := range Segtext.Sections {
		if sect.Name == ".text" {
			relocSect(ctxt, sect, ctxt.Textp)
		} else {
			relocSect(ctxt, sect, ctxt.datap)
		}
	}

	for _, sect := range Segrodata.Sections {
		relocSect(ctxt, sect, ctxt.datap)
	}
	for _, sect := range Segrelrodata.Sections {