diff --git a/qemu/target/mips/translate.c b/qemu/target/mips/translate.c
index e56940a8..889de1dc 100644
--- a/qemu/target/mips/translate.c
+++ b/qemu/target/mips/translate.c
@@ -18819,10 +18819,14 @@ static void gen_msa_elm_df(CPUMIPSState *env, DisasContext *ctx, uint32_t df,
 #endif
         switch (MASK_MSA_ELM(ctx->opcode)) {
         case OPC_COPY_S_df:
-            gen_helper_msa_copy_s_df(tcg_ctx, tcg_ctx->cpu_env, tdf, twd, tws, tn);
+            if (likely(wd != 0)) {
+                gen_helper_msa_copy_s_df(tcg_ctx, tcg_ctx->cpu_env, tdf, twd, tws, tn);
+            }
             break;
         case OPC_COPY_U_df:
-            gen_helper_msa_copy_u_df(tcg_ctx, tcg_ctx->cpu_env, tdf, twd, tws, tn);
+            if (likely(wd != 0)) {
+                gen_helper_msa_copy_u_df(tcg_ctx, tcg_ctx->cpu_env, tdf, twd, tws, tn);
+            }
             break;
         case OPC_INSERT_df:
             gen_helper_msa_insert_df(tcg_ctx, tcg_ctx->cpu_env, tdf, twd, tws, tn);