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[68]l: expose genasmsym.

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R=rsc
CC=golang-dev
https://golang.org/cl/2512042
This commit is contained in:
Luuk van Dijk 2010-10-19 18:09:18 +02:00
parent e64280ecfa
commit 54aba2e6dd
3 changed files with 26 additions and 16 deletions
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1
src/cmd/6l/l.h
View File

@ -397,6 +397,7 @@ void doprof2(void);
void dostkoff(void);
vlong entryvalue(void);
void follow(void);
void genasmsym(void (*put)(char*, int, vlong, vlong, int, Sym*));
void gethunk(void);
void gotypestrings(void);
void listinit(void);

1
src/cmd/8l/l.h
View File

@ -346,6 +346,7 @@ void doprof2(void);
void dostkoff(void);
int32 entryvalue(void);
void follow(void);
void genasmsym(void (*put)(char*, int, vlong, vlong, int, Sym*));
void instinit(void);
void listinit(void);
Sym* lookup(char*, int);

40
src/cmd/8l/symtab.c
View File

@ -34,7 +34,7 @@
#include "../ld/lib.h"
void
putsymb(char *s, int t, int32 v, int ver, Sym *go)
putsymb(char *s, int t, vlong v, vlong size, int ver, Sym *go)
{
int i, f;
vlong gv;
@ -89,7 +89,7 @@ putsymb(char *s, int t, int32 v, int ver, Sym *go)
}
void
asmsym(void)
genasmsym(void (*put)(char*, int, vlong, vlong, int, Sym*))
{
Auto *a;
Sym *s;
@ -97,10 +97,10 @@ asmsym(void)
s = lookup("etext", 0);
if(s->type == STEXT)
putsymb(s->name, 'T', s->value, s->version, 0);
put(s->name, 'T', s->value, s->size, s->version, 0);
for(h=0; h<NHASH; h++)
for(s=hash[h]; s!=S; s=s->hash)
for(h=0; h<NHASH; h++) {
for(s=hash[h]; s!=S; s=s->hash) {
switch(s->type) {
case SCONST:
case SRODATA:
@ -108,52 +108,60 @@ asmsym(void)
case SELFDATA:
if(!s->reachable)
continue;
putsymb(s->name, 'D', symaddr(s), s->version, s->gotype);
put(s->name, 'D', symaddr(s), s->size, s->version, s->gotype);
continue;
case SMACHO:
if(!s->reachable)
continue;
putsymb(s->name, 'D', s->value+INITDAT+segdata.filelen-dynptrsize, s->version, s->gotype);
put(s->name, 'D', s->value+INITDAT+segdata.filelen-dynptrsize, s->size, s->version, s->gotype);
continue;
case SBSS:
if(!s->reachable)
continue;
putsymb(s->name, 'B', s->value+INITDAT, s->version, s->gotype);
put(s->name, 'B', s->value+INITDAT, s->size, s->version, s->gotype);
continue;
case SFIXED:
putsymb(s->name, 'B', s->value, s->version, s->gotype);
put(s->name, 'B', s->value, s->size, s->version, s->gotype);
continue;
case SFILE:
putsymb(s->name, 'f', s->value, s->version, 0);
put(s->name, 'f', s->value, 0, s->version, 0);
continue;
}
}
}
for(s = textp; s != nil; s = s->next) {
/* filenames first */
for(a=s->autom; a; a=a->link)
if(a->type == D_FILE)
putsymb(a->asym->name, 'z', a->aoffset, 0, 0);
put(a->asym->name, 'z', a->aoffset, 0, 0, 0);
else
if(a->type == D_FILE1)
putsymb(a->asym->name, 'Z', a->aoffset, 0, 0);
put(a->asym->name, 'Z', a->aoffset, 0, 0, 0);
putsymb(s->name, 'T', s->value, s->version, s->gotype);
put(s->name, 'T', s->value, s->size, s->version, s->gotype);
/* frame, auto and param after */
putsymb(".frame", 'm', s->text->to.offset+4, 0, 0);
put(".frame", 'm', s->text->to.offset+4, 0, 0, 0);
for(a=s->autom; a; a=a->link)
if(a->type == D_AUTO)
putsymb(a->asym->name, 'a', -a->aoffset, 0, a->gotype);
put(a->asym->name, 'a', -a->aoffset, 0, 0, a->gotype);
else
if(a->type == D_PARAM)
putsymb(a->asym->name, 'p', a->aoffset, 0, a->gotype);
put(a->asym->name, 'p', a->aoffset, 0, 0, a->gotype);
}
if(debug['v'] || debug['n'])
Bprint(&bso, "symsize = %ud\n", symsize);
Bflush(&bso);
}
void
asmsym(void)
{
genasmsym(putsymb);
}