[uclibc-ng-devel] Re: Bug in memset on ARM

From 384c7efdecedaa12d195cce4a45b57d998a5de1d Mon Sep 17 00:00:00 2001 From: Tom Bannink <tombannink(a)gmail.com> Date: Tue, 12 Apr 2022 11:15:41 +0200 Subject: [PATCH] Fix bug in ARM memset implementation --- libc/string/arm/memset.S | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libc/string/arm/memset.S b/libc/string/arm/memset.S index 412270f50..4caa08328 100644 --- a/libc/string/arm/memset.S +++ b/libc/string/arm/memset.S @@ -32,6 +32,7 @@ memset: cmp r2, #8 @ at least 8 bytes to do? bcc 2f + uxtb r1, r1 lsl r3, r1, #8 orr r1, r3 lsl r3, r1, #16 @@ -68,6 +69,7 @@ memset: mov a4, a1 cmp a3, $8 @ at least 8 bytes to do? blo 2f + uxtb a2, a2 orr a2, a2, a2, lsl $8 orr a2, a2, a2, lsl $16 1: -- 2.35.1