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-rw-r--r--libc/string/arm/memset.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/libc/string/arm/memset.S b/libc/string/arm/memset.S
index 412270f50..29c583f16 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
+ and r1, r1, #0xFF
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
+ and a2, a2, #0xFF
orr a2, a2, a2, lsl $8
orr a2, a2, a2, lsl $16
1: