runtime: fix arm build.

More functions needs to be marked as no stack split.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/11963044

diff --git a/src/pkg/runtime/vlrt_arm.c b/src/pkg/runtime/vlrt_arm.c
index b58c5fbc0ee4403e7094629467a258300999ad82..31e39c4cf2254a55231ab61bca8e73d96f12cf40 100644 (file)
--- a/src/pkg/runtime/vlrt_arm.c
+++ b/src/pkg/runtime/vlrt_arm.c
@@ -425,9 +425,6 @@ _rshlv(Vlong *r, Vlong a, int b)
 void
 _lshv(Vlong *r, Vlong a, int b)
 {
-       ulong t;
-
-       t = a.lo;
        if(b >= 32) {
                r->lo = 0;
                if(b >= 64) {
@@ -435,16 +432,16 @@ _lshv(Vlong *r, Vlong a, int b)
                        r->hi = 0;
                        return;
                }
-               r->hi = t << (b-32);
+               r->hi = a.lo << (b-32);
                return;
        }
        if(b <= 0) {
-               r->lo = t;
+               r->lo = a.lo;
                r->hi = a.hi;
                return;
        }
-       r->lo = t << b;
-       r->hi = (t >> (32-b)) | (a.hi << b);
+       r->lo = a.lo << b;
+       r->hi = (a.lo >> (32-b)) | (a.hi << b);
 }
 
 void
@@ -722,6 +719,7 @@ _v2ul(Vlong rv)
        return rv.lo;
 }
 
+#pragma textflag 7
 long
 _v2si(Vlong rv)
 {
@@ -775,6 +773,7 @@ _gtv(Vlong lv, Vlong rv)
                (lv.hi == rv.hi && lv.lo > rv.lo);
 }
 
+#pragma textflag 7
 int
 _gev(Vlong lv, Vlong rv)
 {