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cc: remove pickle generation code.

Browse Source 
R=rsc
CC=golang-dev
https://golang.org/cl/4083043
This commit is contained in:
Luuk van Dijk 2011-01-21 17:59:35 +01:00
parent 68683a6a61
commit 5cf120827c
5 changed files with 3 additions and 311 deletions
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1
src/cmd/cc/Makefile
View File

@ -20,7 +20,6 @@ OFILES=\
mac.$O\
dcl.$O\
acid.$O\
pickle.$O\
bits.$O\
com.$O\
scon.$O\

5
src/cmd/cc/cc.h
View File

@ -743,11 +743,6 @@ void fatal(Node*, char*, ...);
void acidtype(Type*);
void acidvar(Sym*);
/*
* pickle.c
*/
void pickletype(Type*);
/*
* bits.c
*/

2
src/cmd/cc/dcl.c
View File

@ -587,7 +587,6 @@ sualign(Type *t)
t->width = w;
t->align = maxal;
acidtype(t);
pickletype(t);
return;
case TUNION:
@ -610,7 +609,6 @@ sualign(Type *t)
t->width = w;
t->align = maxal;
acidtype(t);
pickletype(t);
return;
default:

8
src/cmd/cc/lex.c
View File

@ -147,7 +147,7 @@ main(int argc, char *argv[])
* if we're writing acid to standard output, don't compile
* concurrently, to avoid interleaving output.
*/
if(((!debug['a'] && !debug['Z']) || debug['n']) &&
if((!debug['a'] || debug['n']) &&
(p = getenv("NPROC")) != nil)
nproc = atol(p); /* */
c = 0;
@ -220,8 +220,6 @@ compile(char *file, char **defs, int ndef)
p = utfrune(outfile, 0);
if(debug['a'] && debug['n'])
strcat(p, ".acid");
else if(debug['Z'] && debug['n'])
strcat(p, "_pickle.c");
else {
p[0] = '.';
p[1] = thechar;
@ -246,7 +244,7 @@ compile(char *file, char **defs, int ndef)
* if we're writing acid to standard output, don't keep scratching
* outbuf.
*/
if((debug['a'] || debug['Z']) && !debug['n']) {
if(debug['a'] && !debug['n']) {
if (first) {
outfile = 0;
Binit(&outbuf, dup(1, -1), OWRITE);
@ -325,7 +323,7 @@ compile(char *file, char **defs, int ndef)
newfile(file, -1);
}
yyparse();
if(!debug['a'] && !debug['Z'])
if(!debug['a'])
gclean();
return nerrors;
}

298
src/cmd/cc/pickle.c
View File

@ -1,298 +0,0 @@
// Inferno utils/cc/pickle.c
// http://code.google.com/p/inferno-os/source/browse/utils/cc/pickle.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.
#include "cc.h"
static char *kwd[] =
{
"$adt", "$aggr", "$append", "$complex", "$defn",
"$delete", "$do", "$else", "$eval", "$head", "$if",
"$local", "$loop", "$return", "$tail", "$then",
"$union", "$whatis", "$while",
};
static char picklestr[] = "\tbp = pickle(bp, ep, un, ";
static char*
pmap(char *s)
{
int i, bot, top, new;
bot = 0;
top = bot + nelem(kwd) - 1;
while(bot <= top){
new = bot + (top - bot)/2;
i = strcmp(kwd[new]+1, s);
if(i == 0)
return kwd[new];
if(i < 0)
bot = new + 1;
else
top = new - 1;
}
return s;
}
Sym*
picklesue(Type *t)
{
int h;
Sym *s;
if(t != T)
for(h=0; h<nelem(hash); h++)
for(s = hash[h]; s != S; s = s->link)
if(s->suetag && s->suetag->link == t)
return s;
return 0;
}
Sym*
picklefun(Type *t)
{
int h;
Sym *s;
for(h=0; h<nelem(hash); h++)
for(s = hash[h]; s != S; s = s->link)
if(s->type == t)
return s;
return 0;
}
char picklechar[NTYPE];
Init picklecinit[] =
{
TCHAR, 'C', 0,
TUCHAR, 'b', 0,
TSHORT, 'd', 0,
TUSHORT, 'u', 0,
TLONG, 'D', 0,
TULONG, 'U', 0,
TVLONG, 'V', 0,
TUVLONG, 'W', 0,
TFLOAT, 'f', 0,
TDOUBLE, 'F', 0,
TARRAY, 'a', 0,
TIND, 'X', 0,
-1, 0, 0,
};
static void
pickleinit(void)
{
Init *p;
for(p=picklecinit; p->code >= 0; p++)
picklechar[p->code] = p->value;
picklechar[TINT] = picklechar[TLONG];
picklechar[TUINT] = picklechar[TULONG];
if(types[TINT]->width != types[TLONG]->width) {
picklechar[TINT] = picklechar[TSHORT];
picklechar[TUINT] = picklechar[TUSHORT];
if(types[TINT]->width != types[TSHORT]->width)
warn(Z, "picklemember int not long or short");
}
}
void
picklemember(Type *t, int32 off)
{
Sym *s, *s1;
static int picklecharinit = 0;
if(picklecharinit == 0) {
pickleinit();
picklecharinit = 1;
}
s = t->sym;
switch(t->etype) {
default:
Bprint(&outbuf, " T%d\n", t->etype);
break;
case TIND:
if(s == S)
Bprint(&outbuf,
"%s\"p\", (char*)addr+%d+_i*%d);\n",
picklestr, t->offset+off, t->width);
else
Bprint(&outbuf,
"%s\"p\", &addr->%s);\n",
picklestr, pmap(s->name));
break;
case TINT:
case TUINT:
case TCHAR:
case TUCHAR:
case TSHORT:
case TUSHORT:
case TLONG:
case TULONG:
case TVLONG:
case TUVLONG:
case TFLOAT:
case TDOUBLE:
if(s == S)
Bprint(&outbuf, "%s\"%c\", (char*)addr+%d+_i*%d);\n",
picklestr, picklechar[t->etype], t->offset+off, t->width);
else
Bprint(&outbuf, "%s\"%c\", &addr->%s);\n",
picklestr, picklechar[t->etype], pmap(s->name));
break;
case TARRAY:
Bprint(&outbuf, "\tfor(_i = 0; _i < %d; _i++) {\n\t",
t->width/t->link->width);
picklemember(t->link, t->offset+off);
Bprint(&outbuf, "\t}\n\t_i = 0;\n\tUSED(_i);\n");
break;
case TSTRUCT:
case TUNION:
s1 = picklesue(t->link);
if(s1 == S)
break;
if(s == S) {
Bprint(&outbuf, "\tbp = pickle_%s(bp, ep, un, (%s*)((char*)addr+%d+_i*%d));\n",
pmap(s1->name), pmap(s1->name), t->offset+off, t->width);
} else {
Bprint(&outbuf, "\tbp = pickle_%s(bp, ep, un, &addr->%s);\n",
pmap(s1->name), pmap(s->name));
}
break;
}
}
void
pickletype(Type *t)
{
Sym *s;
Type *l;
Io *i;
int n;
char *an;
if(!debug['P'])
return;
if(debug['P'] > 1) {
n = 0;
for(i=iostack; i; i=i->link)
n++;
if(n > 1)
return;
}
s = picklesue(t->link);
if(s == S)
return;
switch(t->etype) {
default:
Bprint(&outbuf, "T%d\n", t->etype);
return;
case TUNION:
case TSTRUCT:
if(debug['s'])
goto asmstr;
an = pmap(s->name);
Bprint(&outbuf, "char *\npickle_%s(char *bp, char *ep, int un, %s *addr)\n{\n\tint _i = 0;\n\n\tUSED(_i);\n", an, an);
for(l = t->link; l != T; l = l->down)
picklemember(l, 0);
Bprint(&outbuf, "\treturn bp;\n}\n\n");
break;
asmstr:
if(s == S)
break;
for(l = t->link; l != T; l = l->down)
if(l->sym != S)
Bprint(&outbuf, "#define\t%s.%s\t%d\n",
s->name,
l->sym->name,
l->offset);
break;
}
}
void
picklevar(Sym *s)
{
int n;
Io *i;
Type *t;
Sym *s1, *s2;
if(!debug['P'] || debug['s'])
return;
if(debug['P'] > 1) {
n = 0;
for(i=iostack; i; i=i->link)
n++;
if(n > 1)
return;
}
t = s->type;
while(t && t->etype == TIND)
t = t->link;
if(t == T)
return;
if(t->etype == TENUM) {
Bprint(&outbuf, "%s = ", pmap(s->name));
if(!typefd[t->etype])
Bprint(&outbuf, "%lld;\n", s->vconst);
else
Bprint(&outbuf, "%f\n;", s->fconst);
return;
}
if(!typesu[t->etype])
return;
s1 = picklesue(t->link);
if(s1 == S)
return;
switch(s->class) {
case CAUTO:
case CPARAM:
s2 = picklefun(thisfn);
if(s2)
Bprint(&outbuf, "complex %s %s:%s;\n",
pmap(s1->name), pmap(s2->name), pmap(s->name));
break;
case CSTATIC:
case CEXTERN:
case CGLOBL:
case CLOCAL:
Bprint(&outbuf, "complex %s %s;\n",
pmap(s1->name), pmap(s->name));
break;
}
}