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cmd/5l: fix invalid executable header on Plan 9

Browse Source 
R=minux.ma, lucio.dere
CC=golang-dev
https://golang.org/cl/7094048
This commit is contained in:
Anthony Martin 2013-01-12 03:13:55 -08:00
parent c13866db7f
commit 1a9a63961b
2 changed files with 31 additions and 14 deletions
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46
src/cmd/5l/asm.c
View File

@ -490,6 +490,8 @@ asmb(void)
int32 t;
uint32 symo;
Section *sect;
Sym *sym;
int i;
if(debug['v'])
Bprint(&bso, "%5.2f asmb\n", cputime());
@ -546,18 +548,34 @@ asmb(void)
break;
}
cseek(symo);
if(iself) {
if(debug['v'])
Bprint(&bso, "%5.2f elfsym\n", cputime());
asmelfsym();
cflush();
cwrite(elfstrdat, elfstrsize);
switch(HEADTYPE) {
default:
if(iself) {
if(debug['v'])
Bprint(&bso, "%5.2f elfsym\n", cputime());
asmelfsym();
cflush();
cwrite(elfstrdat, elfstrsize);
if(debug['v'])
Bprint(&bso, "%5.2f dwarf\n", cputime());
dwarfemitdebugsections();
if(debug['v'])
Bprint(&bso, "%5.2f dwarf\n", cputime());
dwarfemitdebugsections();
}
break;
case Hplan9x32:
asmplan9sym();
cflush();
sym = lookup("pclntab", 0);
if(sym != nil) {
lcsize = sym->np;
for(i=0; i < lcsize; i++)
cput(sym->p[i]);
cflush();
}
break;
}
cflush();
}
cursym = nil;
@ -581,7 +599,7 @@ asmb(void)
- 8) / 4); /* BL - entry code */
lputl(0xef000011); /* SWI - exit code */
lputl(textsize+HEADR); /* text size */
lputl(segtext.filelen+HEADR); /* text size */
lputl(segdata.filelen); /* data size */
lputl(0); /* sym size */
@ -601,7 +619,7 @@ asmb(void)
break;
case Hplan9x32: /* plan 9 */
lput(0x647); /* magic */
lput(textsize); /* sizes */
lput(segtext.filelen); /* sizes */
lput(segdata.filelen);
lput(segdata.len - segdata.filelen);
lput(symsize); /* nsyms */
@ -626,12 +644,12 @@ asmb(void)
}
cflush();
if(debug['c']){
print("textsize=%d\n", textsize);
print("textsize=%d\n", segtext.filelen);
print("datsize=%ulld\n", segdata.filelen);
print("bsssize=%ulld\n", segdata.len - segdata.filelen);
print("symsize=%d\n", symsize);
print("lcsize=%d\n", lcsize);
print("total=%lld\n", textsize+segdata.len+symsize+lcsize);
print("total=%lld\n", segtext.filelen+segdata.len+symsize+lcsize);
}
}

1
src/cmd/5l/l.h
View File

@ -304,7 +304,6 @@ EXTERN char* rpath;
EXTERN uint32 stroffset;
EXTERN int32 symsize;
EXTERN Sym* textp;
EXTERN int32 textsize;
EXTERN int version;
EXTERN char xcmp[C_GOK+1][C_GOK+1];
EXTERN Prog zprg;