diff --git a/target/mips/tcg/translate.h b/target/mips/tcg/translate.h
index c25fad597d..791e3e2c7e 100644
--- a/target/mips/tcg/translate.h
+++ b/target/mips/tcg/translate.h
@@ -202,4 +202,12 @@ bool decode_ext_txx9(DisasContext *ctx, uint32_t insn);
 bool decode_ext_tx79(DisasContext *ctx, uint32_t insn);
 #endif
 
+/*
+ * Helpers for implementing sets of trans_* functions.
+ * Defer the implementation of NAME to FUNC, with optional extra arguments.
+ */
+#define TRANS(NAME, FUNC, ...) \
+    static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
+    { return FUNC(ctx, a, __VA_ARGS__); }
+
 #endif