diff --git a/include/gba_base.h b/include/gba_base.h
index b09b7c8..486bd82 100644
--- a/include/gba_base.h
+++ b/include/gba_base.h
@@ -101,6 +101,10 @@
 
 #define IWRAM_DATA	__attribute__((section(".iwram_data")))
 #define EWRAM_DATA	__attribute__((section(".ewram_data")))
+
+#define ARM_CODE	__attribute__((target("arm")))
+#define THUMB_CODE	__attribute__((target("thumb")))
+
 #define EWRAM_BSS	__attribute__((section(".sbss")))
 #define ALIGN(m)	__attribute__((aligned (m)))