From a3a128354d7ed6cc03a9841356e8196e931e2b8f Mon Sep 17 00:00:00 2001
From: Kwarde <kevin@kwarde.com>
Date: Sun, 6 Jul 2025 10:53:23 +0200
Subject: [PATCH] zero AL, not RAX in strlen() (SCASB uses AL, so no need to
 zero all bits)

---
 src/string.asm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/string.asm b/src/string.asm
index 4563754..9205533 100644
--- a/src/string.asm
+++ b/src/string.asm
@@ -11,7 +11,7 @@ section .text
 ;	rdi*	(arg) Pointer to str[]
 ;	rcx*	Counter for scasb
 strlen:
-	xor	rax, rax
+	xor	al, al
 	mov	rcx, -1
 	cld
 	repne	scasb