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cmd/5l, cmd/6l, cmd/8l, cmd/ld: remove unused code, consolidate enums

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LGTM=rsc
R=rsc, iant
CC=golang-codereviews
https://golang.org/cl/120220043
This commit is contained in:
Shenghou Ma 2014-08-06 00:25:52 -04:00
parent 08ee2661f2
commit 45bd2f8c45
6 changed files with 12 additions and 216 deletions
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74
src/cmd/5l/asm.c
View File

@ -648,14 +648,14 @@ asmb(void)
switch(HEADTYPE) {
default:
case Hplan9: /* plan 9 */
lput(0x647); /* magic */
lput(segtext.filelen); /* sizes */
lput(segdata.filelen);
lput(segdata.len - segdata.filelen);
lput(symsize); /* nsyms */
lput(entryvalue()); /* va of entry */
lput(0L);
lput(lcsize);
LPUT(0x647); /* magic */
LPUT(segtext.filelen); /* sizes */
LPUT(segdata.filelen);
LPUT(segdata.len - segdata.filelen);
LPUT(symsize); /* nsyms */
LPUT(entryvalue()); /* va of entry */
LPUT(0L);
LPUT(lcsize);
break;
case Hlinux:
case Hfreebsd:
@ -676,64 +676,6 @@ asmb(void)
}
}
/*
void
cput(int32 c)
{
*cbp++ = c;
if(--cbc <= 0)
cflush();
}
*/
void
wput(int32 l)
{
cbp[0] = l>>8;
cbp[1] = l;
cbp += 2;
cbc -= 2;
if(cbc <= 0)
cflush();
}
void
hput(int32 l)
{
cbp[0] = l>>8;
cbp[1] = l;
cbp += 2;
cbc -= 2;
if(cbc <= 0)
cflush();
}
void
lput(int32 l)
{
cbp[0] = l>>24;
cbp[1] = l>>16;
cbp[2] = l>>8;
cbp[3] = l;
cbp += 4;
cbc -= 4;
if(cbc <= 0)
cflush();
}
void
nopstat(char *f, Count *c)
{
if(c->outof)
Bprint(&bso, "%s delay %d/%d (%.2f)\n", f,
c->outof - c->count, c->outof,
(double)(c->outof - c->count)/c->outof);
}
int32
rnd(int32 v, int32 r)
{

29
src/cmd/5l/l.h
View File

@ -48,23 +48,8 @@ enum
#define EXTERN extern
#endif
/* do not undefine this - code will be removed eventually */
#define CALLEEBX
#define dynptrsize 0
#define P ((Prog*)0)
#define S ((LSym*)0)
#define TNAME (ctxt->cursym?ctxt->cursym->name:noname)
#define SIGNINTERN (1729*325*1729)
typedef struct Count Count;
struct Count
{
int32 count;
int32 outof;
};
enum
{
@ -73,11 +58,6 @@ enum
LABEL = 1<<1,
LEAF = 1<<2,
STRINGSZ = 200,
MINSIZ = 64,
NENT = 100,
MAXIO = 8192,
MAXHIST = 40, /* limit of path elements for history symbols */
MINLC = 4,
C_NONE = 0,
@ -127,8 +107,6 @@ enum
C_GOK,
};
#ifndef COFFCVT
EXTERN int32 autosize;
EXTERN LSym* datap;
EXTERN int debug[128];
@ -152,25 +130,18 @@ void adddynrela(LSym *rel, LSym *s, Reloc *r);
void adddynsym(Link *ctxt, LSym *s);
int archreloc(Reloc *r, LSym *s, vlong *val);
void asmb(void);
void cput(int32 c);
int elfreloc1(Reloc *r, vlong sectoff);
void elfsetupplt(void);
void hput(int32 l);
void listinit(void);
void lput(int32 l);
int machoreloc1(Reloc *r, vlong sectoff);
void main(int argc, char *argv[]);
void nopstat(char *f, Count *c);
int32 rnd(int32 v, int32 r);
void wput(int32 l);
/* Native is little-endian */
#define LPUT(a) lputl(a)
#define WPUT(a) wputl(a)
#define VPUT(a) abort()
#endif
/* Used by ../ld/dwarf.c */
enum
{

10
src/cmd/6l/l.h
View File

@ -68,14 +68,9 @@ EXTERN int RegSize;
#define P ((Prog*)0)
#define S ((LSym*)0)
#define TNAME (ctxt->cursym?ctxt->cursym->name:noname)
enum
{
MINSIZ = 8,
STRINGSZ = 200,
MINLC = 1,
MAXIO = 8192,
MAXHIST = 40, /* limit of path elements for history symbols */
};
#pragma varargck type "I" uchar*
@ -89,9 +84,6 @@ EXTERN int32 spsize;
EXTERN LSym* symlist;
EXTERN int32 symsize;
EXTERN vlong textstksiz;
EXTERN vlong textarg;
int Iconv(Fmt *fp);
void adddynlib(char *lib);
void adddynrel(LSym *s, Reloc *r);
@ -103,8 +95,6 @@ int elfreloc1(Reloc *r, vlong sectoff);
void elfsetupplt(void);
void listinit(void);
int machoreloc1(Reloc *r, vlong sectoff);
void main(int argc, char *argv[]);
void parsetextconst(vlong arg);
vlong rnd(vlong v, vlong r);
/* Native is little-endian */

7
src/cmd/8l/l.h
View File

@ -50,15 +50,10 @@ enum
#define P ((Prog*)0)
#define S ((LSym*)0)
#define TNAME (ctxt->cursym?ctxt->cursym->name:noname)
enum
{
MINSIZ = 4,
STRINGSZ = 200,
MINLC = 1,
MAXIO = 8192,
MAXHIST = 40, /* limit of path elements for history symbols */
};
#pragma varargck type "I" uchar*
@ -72,7 +67,6 @@ EXTERN char* rpath;
EXTERN int32 spsize;
EXTERN LSym* symlist;
EXTERN int32 symsize;
EXTERN int32 textsize;
int Iconv(Fmt *fp);
void adddynlib(char *lib);
@ -85,7 +79,6 @@ int elfreloc1(Reloc *r, vlong sectoff);
void elfsetupplt(void);
void listinit(void);
int machoreloc1(Reloc *r, vlong sectoff);
void main(int argc, char *argv[]);
int32 rnd(int32 v, int32 r);
void s8put(char *n);
char* xsymname(LSym *s);

4
src/cmd/ld/lib.h
View File

@ -33,6 +33,10 @@
// A section further describes the pieces of that block for
// use in debuggers and such.
enum {
MAXIO = 8192,
};
typedef struct Segment Segment;
typedef struct Section Section;

104
src/cmd/ld/pass.c
View File

@ -1,104 +0,0 @@
// Inferno utils/6l/pass.c
// http://code.google.com/p/inferno-os/source/browse/utils/6l/pass.c
//
// Copyright © 1994-1999 Lucent Technologies Inc. All rights reserved.
// Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
// Portions Copyright © 1997-1999 Vita Nuova Limited
// Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
// Portions Copyright © 2004,2006 Bruce Ellis
// Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
// Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others
// Portions Copyright © 2009 The Go Authors. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
// Code and data passes.
#include "l.h"
#include "../ld/lib.h"
#include "../../pkg/runtime/stack.h"
void
follow(void)
{
LSym *s;
if(debug['v'])
Bprint(&bso, "%5.2f follow\n", cputime());
Bflush(&bso);
for(s = ctxt->textp; s != nil; s = s->next)
ctxt->arch->follow(ctxt, s);
}
void
patch(void)
{
LSym *s;
if(debug['v'])
Bprint(&bso, "%5.2f mkfwd\n", cputime());
Bflush(&bso);
for(s = ctxt->textp; s != nil; s = s->next)
mkfwd(s);
if(debug['v'])
Bprint(&bso, "%5.2f patch\n", cputime());
Bflush(&bso);
if(flag_shared) {
s = linklookup(ctxt, "init_array", 0);
s->type = SINITARR;
s->reachable = 1;
s->hide = 1;
addaddr(ctxt, s, linklookup(ctxt, INITENTRY, 0));
}
for(s = ctxt->textp; s != nil; s = s->next)
linkpatch(ctxt, s);
}
void
dostkoff(void)
{
LSym *s;
for(s = ctxt->textp; s != nil; s = s->next)
ctxt->arch->addstacksplit(ctxt, s);
}
void
span(void)
{
LSym *s;
if(debug['v'])
Bprint(&bso, "%5.2f span\n", cputime());
for(s = ctxt->textp; s != nil; s = s->next)
ctxt->arch->assemble(ctxt, s);
}
void
pcln(void)
{
LSym *s;
for(s = ctxt->textp; s != nil; s = s->next)
linkpcln(ctxt, s);
}