From: Russ Cox <rsc@golang.org>
Date: Sat, 11 Feb 2012 05:04:37 +0000 (-0500)
Subject: 5g: fix out of registers bug
X-Git-Tag: weekly.2012-02-14~125
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=a7b83f2287bc650e8479445bbe5008e9ccec12ba;p=gostls13.git

5g: fix out of registers bug

Same fix as 6g, tripped by the 6g test case.

R=ken2
CC=golang-dev
https://golang.org/cl/5651074
---

diff --git a/src/cmd/5g/cgen.c b/src/cmd/5g/cgen.c
index 8865027dca..4912dcd99c 100644
--- a/src/cmd/5g/cgen.c
+++ b/src/cmd/5g/cgen.c
@@ -402,9 +402,9 @@ abop:	// asymmetric binary
 		regalloc(&n2, nr->type, N);
 		cgen(nr, &n2);
 	} else {
-		regalloc(&n2, nr->type, N);
+		regalloc(&n2, nr->type, res);
 		cgen(nr, &n2);
-		regalloc(&n1, nl->type, res);
+		regalloc(&n1, nl->type, N);
 		cgen(nl, &n1);
 	}
 	gins(a, &n2, &n1);