Function headerString

ir/func.go:213–284

### [ Helper functions ] #################################################### headerString returns the string representation of the function header.

(f *Func)

// headerString returns the string representation of the function header.
func headerString(f *Func) string {
	// (Linkage | ExternLinkage)? Preemptionopt Visibilityopt DLLStorageClassopt CallingConvopt ReturnAttrs=ReturnAttribute* RetType=Type Name=GlobalIdent '(' Params ')' UnnamedAddropt AddrSpaceopt FuncAttrs=FuncAttribute* Sectionopt Partitionopt Comdatopt Alignopt GCopt Prefixopt Prologueopt Personalityopt
	buf := &strings.Builder{}
	if f.Preemption != enum.PreemptionNone {
		fmt.Fprintf(buf, " %s", f.Preemption)
	}
	if f.Visibility != enum.VisibilityNone {
		fmt.Fprintf(buf, " %s", f.Visibility)
	}
	if f.DLLStorageClass != enum.DLLStorageClassNone {
		fmt.Fprintf(buf, " %s", f.DLLStorageClass)
	}
	if f.CallingConv != enum.CallingConvNone {
		fmt.Fprintf(buf, " %s", callingConvString(f.CallingConv))
	}
	for _, attr := range f.ReturnAttrs {
		fmt.Fprintf(buf, " %s", attr)
	}
	fmt.Fprintf(buf, " %s", f.Sig.RetType)
	fmt.Fprintf(buf, " %s(", f.Ident())
	for i, param := range f.Params {
		if i != 0 {
			buf.WriteString(", ")
		}
		buf.WriteString(param.LLString())
	}
	if f.Sig.Variadic {
		if len(f.Params) > 0 {
			buf.WriteString(", ")
		}
		buf.WriteString("...")
	}
	buf.WriteString(")")
	if f.UnnamedAddr != enum.UnnamedAddrNone {
		fmt.Fprintf(buf, " %s", f.UnnamedAddr)
	}
	if f.AddrSpace != 0 {
		fmt.Fprintf(buf, " %s", f.AddrSpace)
	}
	for _, attr := range f.FuncAttrs {
		fmt.Fprintf(buf, " %s", attr)
	}
	if len(f.Section) > 0 {
		fmt.Fprintf(buf, " section %s", quote(f.Section))
	}
	if len(f.Partition) > 0 {
		fmt.Fprintf(buf, " partition %s", quote(f.Partition))
	}
	if f.Comdat != nil {
		if f.Comdat.Name == f.Name() {
			buf.WriteString(" comdat")
		} else {
			fmt.Fprintf(buf, " %s", f.Comdat)
		}
	}
	if f.Align != 0 {
		fmt.Fprintf(buf, " %s", f.Align)
	}