target/hppa: Always make a copy in do_ibranch_priv

This simplifies callers, which might otherwise have
to make another copy.

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

diff --git a/target/hppa/translate.c b/target/hppa/translate.c
index e9ba792065674aaa8f31b6fe3c6fab276f54ac5b..1ede4bd725e5b4b28fce980d1c7630207a96b902 100644 (file)
--- a/target/hppa/translate.c
+++ b/target/hppa/translate.c
@@ -1968,18 +1968,17 @@ static bool do_ibranch(DisasContext *ctx, TCGv_i64 dest, TCGv_i64 dspc,
  */
 static TCGv_i64 do_ibranch_priv(DisasContext *ctx, TCGv_i64 offset)
 {
-    TCGv_i64 dest;
+    TCGv_i64 dest = tcg_temp_new_i64();
     switch (ctx->privilege) {
     case 0:
         /* Privilege 0 is maximum and is allowed to decrease.  */
-        return offset;
+        tcg_gen_mov_i64(dest, offset);
+        break;
     case 3:
         /* Privilege 3 is minimum and is never allowed to increase.  */
-        dest = tcg_temp_new_i64();
         tcg_gen_ori_i64(dest, offset, 3);
         break;
     default:
-        dest = tcg_temp_new_i64();
         tcg_gen_andi_i64(dest, offset, -4);
         tcg_gen_ori_i64(dest, dest, ctx->privilege);
         tcg_gen_umax_i64(dest, dest, offset);