fix(itoa): handle zero correctly

ErrorNoInternet · Aug 22, 2024 · f0284a0 · f0284a0
1 parent ed02e91
commit f0284a0
Showing 1 changed file with 7 additions and 9 deletions.
diff --git a/itoa.S b/itoa.S
@@ -1,18 +1,16 @@
 itoa:
 	mov rsi, 10
 
-itoa_loop:
+itoa_convert:
+	xor  rdx, rdx
+	div  rbx
+	add  rdx, '0'
+	dec  rsi
+	mov  [rdi + rsi], dl
 	test rax, rax
 	jne  itoa_convert
 
+itoa_done:
 	mov rcx, 10
 	sub rcx, rsi
 	ret
-
-itoa_convert:
-	xor rdx, rdx
-	div rbx
-	add rdx, '0'
-	dec rsi
-	mov [rdi + rsi], dl
-	jmp itoa_loop