zero AL, not RAX in strlen() (SCASB uses AL, so no need to zero all bits)

2025-07-06 10:53:23 +02:00
parent a193054304
commit a3a128354d
1 changed files with 1 additions and 1 deletions
--- 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