From 80d8f3ae48255f786bd4d52a1819ea0c339f6946 Mon Sep 17 00:00:00 2001
From: Jacques Comeaux <jacquesrcomeaux@protonmail.com>
Date: Fri, 23 Aug 2024 19:46:17 -0500
Subject: Add register parser and binary search for opcodes

---
 newasm/string.s | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'newasm/string.s')

diff --git a/newasm/string.s b/newasm/string.s
index c77958b..d897a98 100644
--- a/newasm/string.s
+++ b/newasm/string.s
@@ -28,7 +28,8 @@ putstrln:
         BL      putstr
         POP     {PC}
 
-cmpstr: MOVS    R4, 0
+cmpstr: PUSH    {R4}
+        MOVS    R4, 0
 1:      LDRB    R2, [R0, R4]
         LDRB    R3, [R1, R4]
         CMP     R2, R3
@@ -37,4 +38,5 @@ cmpstr: MOVS    R4, 0
         BEQ     2f
         ADDS    R4, 1
         B       1b
-2:      BX      LR
+2:      POP     {R4}
+        BX      LR
-- 
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