5c, 5g, 5l: fix arm bug

Using reg as the flag word was unfortunate, since the
default value is not 0 but NREG (==16), which happens
to be the bit NOPTR now.  Clear it.

If I say this will fix the build, it won't.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5690072
This commit is contained in:
Russ Cox 2012-02-22 16:29:14 -05:00
parent 37decab5a3
commit a5bc16d619
4 changed files with 7 additions and 4 deletions

View file

@ -1185,7 +1185,8 @@ gpseudo(int a, Sym *s, Node *n)
if(a == ATEXT) {
p->reg = textflag;
textflag = 0;
}
} else if(a == AGLOBL)
p->reg = 0;
if(s->class == CSTATIC)
p->from.name = D_STATIC;
naddr(n, &p->to);

View file

@ -75,6 +75,7 @@ prog(int as)
p = dpc;
dpc = mal(sizeof(*dpc));
p->link = dpc;
p->reg = 0; // used for flags
} else {
p = pc;
pc = mal(sizeof(*pc));
@ -1116,7 +1117,8 @@ gins(int as, Node *f, Node *t)
if(f != N)
naddr(f, &af, 1);
if(t != N)
naddr(t, &at, 1); p = prog(as);
naddr(t, &at, 1);
p = prog(as);
if(f != N)
p->from = af;
if(t != N)

View file

@ -59,7 +59,7 @@ Pconv(Fmt *fp)
switch(p->as) {
default:
snprint(str1, sizeof(str1), "%A%C", p->as, p->scond);
if(p->reg == NREG)
if(p->reg == NREG && p->as != AGLOBL)
snprint(str, sizeof(str), "%.4d (%L) %-7s %D,%D",
p->loc, p->lineno, str1, &p->from, &p->to);
else

View file

@ -65,7 +65,7 @@ Pconv(Fmt *fp)
switch(a) {
default:
fmtprint(fp, "(%d)", p->line);
if(p->reg == NREG)
if(p->reg == NREG && p->as != AGLOBL)
fmtprint(fp, " %A%C %D,%D",
a, p->scond, &p->from, &p->to);
else