target/rx: Use tcg_gen_abs_i32

Remove the local definition of rx_abs.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

target/rx/translate.c

@@ -1126,21 +1126,11 @@ static bool trans_SBB_mr(DisasContext *ctx, arg_SBB_mr *a)
     return true;
 }
 
-static void rx_abs(TCGv ret, TCGv arg1)
-{
-    TCGv neg;
-    TCGv zero;
-    neg = tcg_temp_new();
-    zero = tcg_const_i32(0);
-    tcg_gen_neg_i32(neg, arg1);
-    tcg_gen_movcond_i32(TCG_COND_LT, ret, arg1, zero, neg, arg1);
-}
-
 /* abs rd */
 /* abs rs, rd */
 static bool trans_ABS_rr(DisasContext *ctx, arg_ABS_rr *a)
 {
-    rx_gen_op_rr(rx_abs, a->rd, a->rs);
+    rx_gen_op_rr(tcg_gen_abs_i32, a->rd, a->rs);
     return true;
 }