From 6f98434a185a31b123583ac2ead2c4c2a0ccf6f3 Mon Sep 17 00:00:00 2001
From: Myles Busig <mdbusig@gmail.com>
Date: Thu, 7 Mar 2024 15:53:10 -0700
Subject: [PATCH] Fix mtl_rmemcpy32 incorrectly calculating the number of bytes
 and words

---
 src/memcpy.s | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/memcpy.s b/src/memcpy.s
index 0b4fccb..4d501f0 100644
--- a/src/memcpy.s
+++ b/src/memcpy.s
@@ -117,7 +117,7 @@ add	r1, r2
 sub	r0, #1
 sub	r1, #1
 // r12 = num residual bytes
-and	r12, r2, #3
+and	r12, r2, #2
 .Lrbyte_copy:
 	subs	r12, #1
 	ldrcsb	r3, [r1], #-1
@@ -125,6 +125,7 @@ and	r12, r2, #3
 	bhi	.Lrbyte_copy
 // r12 = num residual words
 lsr	r12, r2, #2
+and	r12, #3
 // Move to the beginning of the current word
 sub	r0, #3
 sub	r1, #3