git.y1.nz

commit be8a194f0f170fdcaf960dd873ad0ed1693a0147
parent c20222386079cd24019d79fbf980a7670a544d6e
Author: Toxa <untoxa@mail.ru>
Date:   Thu, 23 Mar 2023 10:37:02 +0300

GB: fix hide_sprites_range(39u, 40u); overflow shadow OAM

Diffstat:
M
gbdk-lib/libc/targets/sm83/metasprites_hide_spr.s
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/gbdk-lib/libc/targets/sm83/metasprites_hide_spr.s b/gbdk-lib/libc/targets/sm83/metasprites_hide_spr.s
@@ -31,11 +31,11 @@ _hide_sprites_range::
 
         ld      de, #4
 
-        rra                     ; carry is never set here, because of ret c above
+        srl     a
         jr      nc, 0$
 
         ld      (hl), d
-        add     hl, de          ; carry is reset here because hl can't overflow
+        add     hl, de
 
         ret     z               ; z is not affected by 16-bit add
 

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