x86_64: bugfix in memset()

lux-operating-system · Oct 16, 2024 · 97e97ae · 97e97ae
1 parent f0cdf96
commit 97e97ae
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/platform/x86_64/string.asm b/src/platform/x86_64/string.asm
@@ -68,7 +68,7 @@ memset:
     mov ax, si          ; 32 bits
     mov esi, eax
     shr rax, 32
-    mov eax, esi        ; full 64 bits
+    or rax, rsi         ; full 64 bits
 
     mov rcx, rdx
     shr rcx, 3          ; div 8