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Re: [Qemu-devel] [PATCH] tcg/optimize: Do not skip default processing of
From: |
Laurent Desnogues |
Subject: |
Re: [Qemu-devel] [PATCH] tcg/optimize: Do not skip default processing of dup_vec |
Date: |
Mon, 6 Aug 2018 07:29:43 +0200 |
Hello,
On Mon, Aug 6, 2018 at 1:32 AM, Richard Henderson
<address@hidden> wrote:
> If we do not opimize away dup_vec, we must mark its output as changed.
>
> Fixes: 170ba88f45b
> Reported-by: Laurent Desnogues <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>
Reviewed-by: Laurent Desnogues <address@hidden>
Tested-by: Laurent Desnogues <address@hidden>
Thanks,
Laurent
> ---
> tcg/optimize.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/tcg/optimize.c b/tcg/optimize.c
> index d4ea67e541..5dbe11c3c8 100644
> --- a/tcg/optimize.c
> +++ b/tcg/optimize.c
> @@ -1094,9 +1094,9 @@ void tcg_optimize(TCGContext *s)
> tmp = arg_info(op->args[1])->val;
> tmp = dup_const(TCGOP_VECE(op), tmp);
> tcg_opt_gen_movi(s, op, op->args[0], tmp);
> - continue;
> + break;
> }
> - break;
> + goto do_default;
>
> CASE_OP_32_64(not):
> CASE_OP_32_64(neg):
> --
> 2.17.1
>