Use .arch rather than .cpu for sha2 instructions.

We have code that targets a specific architecture level, hence .arch makes
more sense here than .cpu.

Suggested by kettenis@

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libcrypto/sha/sha256_aarch64_ce.S b/src/lib/libcrypto/sha/sha256_aarch64_ce.S
index a1644bb7a7..15726827e6 100644
--- a/src/lib/libcrypto/sha/sha256_aarch64_ce.S
+++ b/src/lib/libcrypto/sha/sha256_aarch64_ce.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: sha256_aarch64_ce.S,v 1.1 2025/03/07 14:21:22 jsing Exp $ */
+/* $OpenBSD: sha256_aarch64_ce.S,v 1.2 2025/03/12 12:53:33 jsing Exp $ */
 /*
  * Copyright (c) 2023,2025 Joel Sing <jsing@openbsd.org>
  *
@@ -82,7 +82,7 @@
         sha256_message_schedule_update(m0, m1, m2, m3)                  \
         sha256_round(h0, h1, m0, k)
 
-.cpu    generic+sha2
+.arch   armv8-a+sha2
 
 .text