1 files changed, 0 insertions, 411 deletions
diff --git a/src/cmd/objwriter/main.go b/src/cmd/objwriter/main.go
deleted file mode 100644
index df83298ecc..0000000000
--- a/src/cmd/objwriter/main.go
+++ /dev/null
@@ -1,411 +0,0 @@
-// Copyright 2015 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.
-
-// Objwriter reads an object file description in an unspecified format
-// and writes a Go object file. It is invoked by parts of the toolchain
-// that have not yet been converted from C to Go and should not be
-// used otherwise.
-package main
-
-import (
-	"bufio"
-	"bytes"
-	"flag"
-	"fmt"
-	"io"
-	"io/ioutil"
-	"log"
-	"math"
-	"os"
-	"runtime/pprof"
-	"strconv"
-	"strings"
-
-	"cmd/internal/obj"
-	"cmd/internal/obj/arm"
-	"cmd/internal/obj/i386"
-	"cmd/internal/obj/ppc64"
-	"cmd/internal/obj/x86"
-)
-
-var arch *obj.LinkArch
-var cpuprofile = flag.String("cpuprofile", "", "write cpu profile to this file")
-var memprofile = flag.String("memprofile", "", "write memory profile to this file")
-
-func main() {
-	log.SetPrefix("goobj: ")
-	log.SetFlags(0)
-	flag.Parse()
-
-	if flag.NArg() == 1 && flag.Arg(0) == "ping" {
-		// old invocation from liblink, just testing that objwriter exists
-		return
-	}
-
-	if flag.NArg() != 4 {
-		fmt.Fprintf(os.Stderr, "usage: goobj infile objfile offset goarch\n")
-		os.Exit(2)
-	}
-
-	if *cpuprofile != "" {
-		f, err := os.Create(*cpuprofile)
-		if err != nil {
-			log.Fatal(err)
-		}
-		pprof.StartCPUProfile(f)
-		defer pprof.StopCPUProfile()
-	}
-	if *memprofile != "" {
-		f, err := os.Create(*memprofile)
-		if err != nil {
-			log.Fatal(err)
-		}
-		defer pprof.WriteHeapProfile(f)
-	}
-
-	switch flag.Arg(3) {
-	case "amd64":
-		arch = &x86.Linkamd64
-	case "amd64p32":
-		arch = &x86.Linkamd64p32
-	case "386":
-		// TODO(rsc): Move Link386 to package x86.
-		arch = &i386.Link386
-	case "arm":
-		arch = &arm.Linkarm
-	case "ppc64":
-		arch = &ppc64.Linkppc64
-	case "ppc64le":
-		arch = &ppc64.Linkppc64le
-	}
-
-	input()
-}
-
-const (
-	// must match liblink/objfilego.c
-	TypeEnd = iota
-	TypeCtxt
-	TypePlist
-	TypeSym
-	TypeProg
-	TypeAddr
-	TypeHist
-)
-
-var (
-	ctxt   *obj.Link
-	plists = map[int64]*obj.Plist{}
-	syms   = map[int64]*obj.LSym{}
-	progs  = map[int64]*obj.Prog{}
-	hists  = map[int64]*obj.Hist{}
-	undef  = map[interface{}]bool{}
-)
-
-func input() {
-	args := flag.Args()
-	ctxt = obj.Linknew(arch)
-	ctxt.Debugasm = 1
-	ctxt.Bso = obj.Binitw(os.Stdout)
-	defer obj.Bflush(ctxt.Bso)
-	ctxt.Diag = log.Fatalf
-	f, err := os.Open(args[0])
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	b := bufio.NewReaderSize(f, 1<<20)
-	if v := rdint(b); v != TypeCtxt {
-		log.Fatalf("invalid input - missing ctxt - got %d", v)
-	}
-	name := rdstring(b)
-	if name != ctxt.Arch.Name {
-		log.Fatalf("bad arch %s - want %s", name, ctxt.Arch.Name)
-	}
-
-	ctxt.Goarm = int32(rdint(b))
-	ctxt.Debugasm = int32(rdint(b))
-	ctxt.Trimpath = rdstring(b)
-	ctxt.Plist = rdplist(b)
-	ctxt.Plast = rdplist(b)
-	ctxt.Hist = rdhist(b)
-	ctxt.Ehist = rdhist(b)
-	for {
-		i := rdint(b)
-		if i < 0 {
-			break
-		}
-		ctxt.Hash[i] = rdsym(b)
-	}
-	last := int64(TypeCtxt)
-
-Loop:
-	for {
-		t := rdint(b)
-		switch t {
-		default:
-			log.Fatalf("unexpected input after type %d: %v", last, t)
-		case TypeEnd:
-			break Loop
-		case TypePlist:
-			readplist(b, rdplist(b))
-		case TypeSym:
-			readsym(b, rdsym(b))
-		case TypeProg:
-			readprog(b, rdprog(b))
-		case TypeHist:
-			readhist(b, rdhist(b))
-		}
-		last = t
-	}
-
-	if len(undef) > 0 {
-		panic("missing definitions")
-	}
-
-	var buf bytes.Buffer
-	obuf := obj.Binitw(&buf)
-	obj.Writeobjdirect(ctxt, obuf)
-	obj.Bflush(obuf)
-
-	data, err := ioutil.ReadFile(args[1])
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	offset, err := strconv.Atoi(args[2])
-	if err != nil {
-		log.Fatalf("bad offset: %v", err)
-	}
-	if offset > len(data) {
-		log.Fatalf("offset too large: %v > %v", offset, len(data))
-	}
-
-	old := data[offset:]
-	if len(old) > 0 && !bytes.Equal(old, buf.Bytes()) {
-		out := strings.TrimSuffix(args[0], ".in") + ".out"
-		if err := ioutil.WriteFile(out, append(data[:offset:offset], buf.Bytes()...), 0666); err != nil {
-			log.Fatal(err)
-		}
-		log.Fatalf("goobj produced different output:\n\toriginal: %s\n\tgoobj: %s", args[1], out)
-	}
-
-	if len(old) == 0 {
-		data = append(data, buf.Bytes()...)
-		if err := ioutil.WriteFile(args[1], data, 0666); err != nil {
-			log.Fatal(err)
-		}
-	}
-}
-
-func rdstring(b *bufio.Reader) string {
-	v := rdint(b)
-	buf := make([]byte, v)
-	io.ReadFull(b, buf)
-	return string(buf)
-}
-
-func rdint(b *bufio.Reader) int64 {
-	var v uint64
-	shift := uint(0)
-	for {
-		b, err := b.ReadByte()
-		if err != nil {
-			log.Fatal(err)
-		}
-		v |= uint64(b&0x7F) << shift
-		shift += 7
-		if b&0x80 == 0 {
-			break
-		}
-	}
-	return int64(v>>1) ^ int64(v<<63)>>63
-}
-
-func rdplist(b *bufio.Reader) *obj.Plist {
-	id := rdint(b)
-	if id == 0 {
-		return nil
-	}
-	pl := plists[id]
-	if pl == nil {
-		pl = new(obj.Plist)
-		plists[id] = pl
-		undef[pl] = true
-	}
-	return pl
-}
-
-func rdsym(b *bufio.Reader) *obj.LSym {
-	id := rdint(b)
-	if id == 0 {
-		return nil
-	}
-	sym := syms[id]
-	if sym == nil {
-		sym = new(obj.LSym)
-		syms[id] = sym
-		undef[sym] = true
-	}
-	return sym
-}
-
-func rdprog(b *bufio.Reader) *obj.Prog {
-	id := rdint(b)
-	if id == 0 {
-		return nil
-	}
-	prog := progs[id]
-	if prog == nil {
-		prog = new(obj.Prog)
-		prog.Ctxt = ctxt
-		progs[id] = prog
-		undef[prog] = true
-	}
-	return prog
-}
-
-func rdhist(b *bufio.Reader) *obj.Hist {
-	id := rdint(b)
-	if id == 0 {
-		return nil
-	}
-	h := hists[id]
-	if h == nil {
-		h = new(obj.Hist)
-		hists[id] = h
-		undef[h] = true
-	}
-	return h
-}
-
-func readplist(b *bufio.Reader, pl *obj.Plist) {
-	if !undef[pl] {
-		panic("double-def")
-	}
-	delete(undef, pl)
-	pl.Recur = int(rdint(b))
-	pl.Name = rdsym(b)
-	pl.Firstpc = rdprog(b)
-	pl.Link = rdplist(b)
-}
-
-func readsym(b *bufio.Reader, s *obj.LSym) {
-	if !undef[s] {
-		panic("double-def")
-	}
-	delete(undef, s)
-	s.Name = rdstring(b)
-	s.Extname = rdstring(b)
-	s.Type = int16(rdint(b))
-	s.Version = int16(rdint(b))
-	s.Dupok = uint8(rdint(b))
-	s.External = uint8(rdint(b))
-	s.Nosplit = uint8(rdint(b))
-	s.Reachable = uint8(rdint(b))
-	s.Cgoexport = uint8(rdint(b))
-	s.Special = uint8(rdint(b))
-	s.Stkcheck = uint8(rdint(b))
-	s.Hide = uint8(rdint(b))
-	s.Leaf = uint8(rdint(b))
-	s.Fnptr = uint8(rdint(b))
-	s.Seenglobl = uint8(rdint(b))
-	s.Onlist = uint8(rdint(b))
-	s.Symid = int16(rdint(b))
-	s.Dynid = int32(rdint(b))
-	s.Sig = int32(rdint(b))
-	s.Plt = int32(rdint(b))
-	s.Got = int32(rdint(b))
-	s.Align = int32(rdint(b))
-	s.Elfsym = int32(rdint(b))
-	s.Args = int32(rdint(b))
-	s.Locals = int32(rdint(b))
-	s.Value = rdint(b)
-	s.Size = rdint(b)
-	s.Hash = rdsym(b)
-	s.Allsym = rdsym(b)
-	s.Next = rdsym(b)
-	s.Sub = rdsym(b)
-	s.Outer = rdsym(b)
-	s.Gotype = rdsym(b)
-	s.Reachparent = rdsym(b)
-	s.Queue = rdsym(b)
-	s.File = rdstring(b)
-	s.Dynimplib = rdstring(b)
-	s.Dynimpvers = rdstring(b)
-	s.Text = rdprog(b)
-	s.Etext = rdprog(b)
-	n := int(rdint(b))
-	if n > 0 {
-		s.P = make([]byte, n)
-		io.ReadFull(b, s.P)
-	}
-	s.R = make([]obj.Reloc, int(rdint(b)))
-	for i := range s.R {
-		r := &s.R[i]
-		r.Off = int32(rdint(b))
-		r.Siz = uint8(rdint(b))
-		r.Done = uint8(rdint(b))
-		r.Type = int32(rdint(b))
-		r.Add = rdint(b)
-		r.Xadd = rdint(b)
-		r.Sym = rdsym(b)
-		r.Xsym = rdsym(b)
-	}
-}
-
-func readprog(b *bufio.Reader, p *obj.Prog) {
-	if !undef[p] {
-		panic("double-def")
-	}
-	delete(undef, p)
-	p.Pc = rdint(b)
-	p.Lineno = int32(rdint(b))
-	p.Link = rdprog(b)
-	p.As = int16(rdint(b))
-	p.Reg = int16(rdint(b))
-	p.Scond = uint8(rdint(b))
-	p.Width = int8(rdint(b))
-	readaddr(b, &p.From)
-	readaddr(b, &p.From3)
-	readaddr(b, &p.To)
-}
-
-func readaddr(b *bufio.Reader, a *obj.Addr) {
-	if rdint(b) != TypeAddr {
-		log.Fatal("out of sync")
-	}
-	a.Offset = rdint(b)
-	a.U.Dval = rdfloat(b)
-	buf := make([]byte, 8)
-	io.ReadFull(b, buf)
-	a.U.Sval = string(buf)
-	a.U.Branch = rdprog(b)
-	a.Sym = rdsym(b)
-	a.Gotype = rdsym(b)
-	a.Type = int16(rdint(b))
-	a.Index = int16(rdint(b))
-	a.Scale = int8(rdint(b))
-	a.Reg = int16(rdint(b))
-	a.Name = int8(rdint(b))
-	a.Class = int8(rdint(b))
-	a.Etype = uint8(rdint(b))
-	a.U.Argsize = int32(rdint(b))
-	a.Width = rdint(b)
-}
-
-func readhist(b *bufio.Reader, h *obj.Hist) {
-	if !undef[h] {
-		panic("double-def")
-	}
-	delete(undef, h)
-	h.Link = rdhist(b)
-	h.Name = rdstring(b)
-	h.Line = int32(rdint(b))
-	h.Offset = int32(rdint(b))
-}
-
-func rdfloat(b *bufio.Reader) float64 {
-	return math.Float64frombits(uint64(rdint(b)))
-}