target/mips: Use tcg_constant_i32() in gen_msa_2rf()

Avoid using a TCG temporary by moving Data Format to the constant pool.

Signed-off-by: Philippe Mathieu-Daudé <[email protected]>
Reviewed-by: Richard Henderson <[email protected]>
Message-Id: <[email protected]>

Author: philmd

target/mips/tcg/msa_translate.c

@@ -2028,7 +2028,7 @@ static void gen_msa_2rf(DisasContext *ctx)
     TCGv_i32 twd = tcg_const_i32(wd);
     TCGv_i32 tws = tcg_const_i32(ws);
     /* adjust df value for floating-point instruction */
-    TCGv_i32 tdf = tcg_const_i32(df + 2);
+    TCGv_i32 tdf = tcg_constant_i32(df + 2);
 
     switch (MASK_MSA_2RF(ctx->opcode)) {
     case OPC_FCLASS_df:
@@ -2083,7 +2083,6 @@ static void gen_msa_2rf(DisasContext *ctx)
 
     tcg_temp_free_i32(twd);
     tcg_temp_free_i32(tws);
-    tcg_temp_free_i32(tdf);
 }
 
 static void gen_msa_vec_v(DisasContext *ctx)