target/avr: Drop DisasContext.free_skip_var0

Translators are no longer required to free tcg temporaries,
therefore there's no need to record for later freeing.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 0 insertions, 19 deletions

diff --git a/target/avr/translate.c b/target/avr/translate.c
index e40d8e9..e7f0e2b 100644
--- a/target/avr/translate.c
+++ b/target/avr/translate.c
@@ -107,11 +107,6 @@ struct DisasContext {
      *     tcg_gen_brcond_tl(skip_cond, skip_var0, skip_var1, skip_label);
      * }
      *
-     * if (free_skip_var0) {
-     *     tcg_temp_free(skip_var0);
-     *     free_skip_var0 = false;
-     * }
-     *
      * translate(ctx);
      *
      * if (skip_label) {
@@ -121,7 +116,6 @@ struct DisasContext {
     TCGv skip_var0;
     TCGv skip_var1;
     TCGCond skip_cond;
-    bool free_skip_var0;
 };
 
 void avr_cpu_tcg_init(void)
@@ -1375,7 +1369,6 @@ static bool trans_SBRC(DisasContext *ctx, arg_SBRC *a)
 
     ctx->skip_cond = TCG_COND_EQ;
     ctx->skip_var0 = tcg_temp_new();
-    ctx->free_skip_var0 = true;
 
     tcg_gen_andi_tl(ctx->skip_var0, Rr, 1 << a->bit);
     return true;
@@ -1391,7 +1384,6 @@ static bool trans_SBRS(DisasContext *ctx, arg_SBRS *a)
 
     ctx->skip_cond = TCG_COND_NE;
     ctx->skip_var0 = tcg_temp_new();
-    ctx->free_skip_var0 = true;
 
     tcg_gen_andi_tl(ctx->skip_var0, Rr, 1 << a->bit);
     return true;
@@ -1410,7 +1402,6 @@ static bool trans_SBIC(DisasContext *ctx, arg_SBIC *a)
     tcg_gen_andi_tl(temp, temp, 1 << a->bit);
     ctx->skip_cond = TCG_COND_EQ;
     ctx->skip_var0 = temp;
-    ctx->free_skip_var0 = true;
 
     return true;
 }
@@ -1428,7 +1419,6 @@ static bool trans_SBIS(DisasContext *ctx, arg_SBIS *a)
     tcg_gen_andi_tl(temp, temp, 1 << a->bit);
     ctx->skip_cond = TCG_COND_NE;
     ctx->skip_var0 = temp;
-    ctx->free_skip_var0 = true;
 
     return true;
 }
@@ -2886,10 +2876,6 @@ static bool canonicalize_skip(DisasContext *ctx)
         ctx->skip_cond = TCG_COND_NE;
         break;
     }
-    if (ctx->free_skip_var0) {
-        tcg_temp_free(ctx->skip_var0);
-        ctx->free_skip_var0 = false;
-    }
     ctx->skip_var0 = cpu_skip;
     return true;
 }
@@ -2944,7 +2930,6 @@ static void avr_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs)
              * This ensures that cpu_skip is non-zero after the label
              * if and only if the skipped insn itself sets a skip.
              */
-            ctx->free_skip_var0 = true;
             ctx->skip_var0 = tcg_temp_new();
             tcg_gen_mov_tl(ctx->skip_var0, cpu_skip);
             tcg_gen_movi_tl(cpu_skip, 0);
@@ -2956,10 +2941,6 @@ static void avr_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs)
                               ctx->skip_var1, skip_label);
             ctx->skip_var1 = NULL;
         }
-        if (ctx->free_skip_var0) {
-            tcg_temp_free(ctx->skip_var0);
-            ctx->free_skip_var0 = false;
-        }
         ctx->skip_cond = TCG_COND_NEVER;
         ctx->skip_var0 = NULL;
     }