On 12/06/2017 01:30 AM, Alex Bennée wrote:
> This fixes bug #1735384 while running java under qemu-sh4. When debug
> was enabled it showed a problem with TCG temps. Once fixed I was able
> to run java -version normally.
>
> Reported-by: John Paul Adrian Glaubitz <glaub...@physik.fu-berlin.de>
> Suggested-by: Richard Henderson <richard.hender...@linaro.org>
> Signed-off-by: Alex Bennée <alex.ben...@linaro.org>
> ---
Reviewed-by: Richard Henderson <richard.hender...@linaro.org>
Cc: stable, as the bug is present in 2.10 too.
r~
> target/sh4/translate.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/sh4/translate.c b/target/sh4/translate.c
> index 703020fe87..b4b5c822d0 100644
> --- a/target/sh4/translate.c
> +++ b/target/sh4/translate.c
> @@ -2189,7 +2189,7 @@ static int decode_gusa(DisasContext *ctx, CPUSH4State
> *env, int *pmax_insns)
> }
>
> /* If op_src is not a valid register, then op_arg was a constant. */
> - if (op_src < 0) {
> + if (op_src < 0 && !TCGV_IS_UNUSED(op_arg)) {
> tcg_temp_free_i32(op_arg);
> }
>
>
