optimizations

[gbajam22] / src / util.h

diff --git a/src/util.h b/src/util.h
index f719b17..2e5f013 100644 (file)
--- a/src/util.h
+++ b/src/util.h
@@ -18,10 +18,14 @@
                REG_DISPCNT = DISPCNT_BG2 | DISPCNT_OBJ | 4 | ((x) << 4); \
        } while(0)
 
+#define ARM_IWRAM      __attribute__((noinline, target("arm"), section(".iwram")))
+
 #else  /* non-GBA build */
 #define wait_vblank()
 
 void present(int buf);         /* defined in src/pc/main.c */
+
+#define ARM_IWRAM
 #endif
 
 #define set_bg_color(idx, r, g, b) \