diff --git a/arch/mips/lib/libgcc.h b/arch/mips/lib/libgcc.h
index 05909d5..593e598 100644
--- a/arch/mips/lib/libgcc.h
+++ b/arch/mips/lib/libgcc.h
@@ -22,4 +22,8 @@
 	long long ll;
 } DWunion;
 
+long long __lshrdi3(long long u, word_type b);
+long long __ashldi3(long long u, word_type b);
+long long __ashrdi3(long long u, word_type b);
+
 #endif /* __ASM_LIBGCC_H */