diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h
index f8d63b3b40b4f3ad186b642c3df193032df9ce0e..43259b3fca6dc5f615d0251009782830720a9230 100644
--- a/arch/mips/include/asm/uasm.h
+++ b/arch/mips/include/asm/uasm.h
@@ -67,6 +67,9 @@ void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, signed int c)
 #define Ip_u2s3u1(op)							\
 void ISAOPC(op)(u32 **buf, unsigned int a, signed int b, unsigned int c)
 
+#define Ip_s3s1s2(op)							\
+void ISAOPC(op)(u32 **buf, int a, int b, int c)
+
 #define Ip_u2u1s3(op)							\
 void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, signed int c)
 
diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c
index 00515805fe41d6478f51f42daa46a54148a71f99..1e3e10919423cea39aba5ab8721f8c3ea5356f66 100644
--- a/arch/mips/mm/uasm.c
+++ b/arch/mips/mm/uasm.c
@@ -139,6 +139,13 @@ Ip_u1u2u3(op)						\
 }							\
 UASM_EXPORT_SYMBOL(uasm_i##op);
 
+#define I_s3s1s2(op)					\
+Ip_s3s1s2(op)						\
+{							\
+	build_insn(buf, insn##op, b, c, a);		\
+}							\
+UASM_EXPORT_SYMBOL(uasm_i##op);
+
 #define I_u2u1u3(op)					\
 Ip_u2u1u3(op)						\
 {							\