case goobj.PkgIdxInvalid:
			if s.SymIdx != 0 {
				panic("bad sym ref")
			}
			return ""
		case goobj.PkgIdxHashed64:
			i = s.SymIdx + uint32(r.NSym())
		case goobj.PkgIdxHashed:
			i = s.SymIdx + uint32(r.NSym()+r.NHashed64def())
		case goobj.PkgIdxNone:
			i = s.SymIdx + uint32(r.NSym()+r.NHashed64def()+r.NHasheddef())
		case goobj.PkgIdxBuiltin:
			name, abi := goobj.BuiltinName(int(s.SymIdx))

	abi := uint16(s.ABI())
	if s.Static() {
		abi = goobj.SymABIstatic
	}
	flag := uint8(0)
	if s.DuplicateOK() {
		flag |= goobj.SymFlagDupok
	}
	if s.Local() {
		flag |= goobj.SymFlagLocal
	}
	if s.MakeTypelink() {
		flag |= goobj.SymFlagTypelink
	}
	if s.Leaf() {
		flag |= goobj.SymFlagLeaf
	}
	if s.NoSplit() {
		flag |= goobj.SymFlagNoSplit
	}
	if s.ReflectMethod() {

// license that can be found in the LICENSE file.

package sym

import "cmd/internal/goobj"

type Library struct {
	Objref      string
	Srcref      string
	File        string
	Pkg         string
	Shlib       string
	Fingerprint goobj.FingerprintType
	Autolib     []goobj.ImportedPkg
	Imports     []*Library
	Main        bool
	Units       []*CompilationUnit

// license that can be found in the LICENSE file.

package obj

import (
	"cmd/internal/goobj"
	"cmd/internal/src"
)

// AddImport adds a package to the list of imported packages.
func (ctxt *Link) AddImport(pkg string, fingerprint goobj.FingerprintType) {
	ctxt.Imports = append(ctxt.Imports, goobj.ImportedPkg{Pkg: pkg, Fingerprint: fingerprint})
}

		if s.SymIdx != 0 {
			panic("bad sym ref")
		}
		return 0
	case goobj.PkgIdxHashed64:
		i := int(s.SymIdx) + r.ndef
		return r.syms[i]
	case goobj.PkgIdxHashed:
		i := int(s.SymIdx) + r.ndef + r.nhashed64def
		return r.syms[i]
	case goobj.PkgIdxNone:
		i := int(s.SymIdx) + r.ndef + r.nhashed64def + r.nhasheddef
		return r.syms[i]
	case goobj.PkgIdxBuiltin:
		if bi := l.builtinSyms[s.SymIdx]; bi != 0 {
			return bi

		if rs.PkgIdx != goobj.PkgIdxInvalid {
			return
		}
		if !ctxt.Flag_linkshared {
			// Assign special index for builtin symbols.
			// Don't do it when linking against shared libraries, as the runtime
			// may be in a different library.
			if i := goobj.BuiltinIdx(rs.Name, int(rs.ABI())); i != -1 {
				rs.PkgIdx = goobj.PkgIdxBuiltin
				rs.SymIdx = int32(i)

					Data:  Data{r.offset, size},
				})
				break
			}
			fallthrough
		default:
			var typ EntryType
			var o *GoObj
			offset := r.offset
			p, err := r.peek(8)
			if err != nil {
				return err
			}
			if bytes.Equal(p, goobjHeader) {
				typ = EntryGoObj
				o = &GoObj{}
				err := r.parseObject(o, size)
				if err != nil {
					return err
				}
			} else {
				typ = EntryNativeObj

		s.Set(AttrContentAddressable, true)
		s.PkgIdx = goobj.PkgIdxHashed
	}
	// s3 references s0
	r := Addrel(syms[3])
	r.Sym = syms[0]
	// s4 references s0
	r = Addrel(syms[4])
	r.Sym = syms[0]
	// s5 references s1
	r = Addrel(syms[5])
	r.Sym = syms[1]
	// s6 references s2
	r = Addrel(syms[6])
	r.Sym = syms[2]

	// compute hashes
	h := make([]goobj.HashType, len(syms))
	w := &writer{}
	for i := range h {

// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package goobj

import "internal/buildcfg"

// Builtin (compiler-generated) function references appear
// frequently. We assign special indices for them, so they
// don't need to be referenced by name.

// NBuiltin returns the number of listed builtin
// symbols.
func NBuiltin() int {

func (sb *SymbolBuilder) AddRelocs(n int) Relocs {
	sb.relocs = append(sb.relocs, make([]goobj.Reloc, n)...)
	return sb.l.Relocs(sb.symIdx)
}

// Add a relocation with given type, return its handle and index
// (to set other fields).
func (sb *SymbolBuilder) AddRel(typ objabi.RelocType) (Reloc, int) {
	j := len(sb.relocs)
	sb.relocs = append(sb.relocs, goobj.Reloc{})
	sb.relocs[j].SetType(uint16(typ))
	relocs := sb.Relocs()