cmd/cc: emit size of locals. Will be used for stack copying.

R=cshapiro, dvyukov, khr, rsc
CC=golang-dev
https://golang.org/cl/10005044

diff --git a/src/cmd/cc/pgen.c b/src/cmd/cc/pgen.c
index d5849dc3157bec817d0dd1e8bb1f28a24b92bcc0..628f858b632a372aeeac240935502b5cdea00c2d 100644 (file)
--- a/src/cmd/cc/pgen.c
+++ b/src/cmd/cc/pgen.c
@@ -85,6 +85,7 @@ codgen(Node *n, Node *nn)
 
        p = gtext(n1->sym, stkoff);
        sp = p;
+       gins(ALOCALS, Z, nodconst(stkoff));
 
        /*
         * isolate first argument