On 13/03/15 19:26, Richard Henderson wrote:

> As seen with ubuntu-5.10-live-powerpc.iso.
> 
> Reported-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk>
> Signed-off-by: Richard Henderson <r...@twiddle.net>
> ---
>  tcg/optimize.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/tcg/optimize.c b/tcg/optimize.c
> index 067917c..37c1110 100644
> --- a/tcg/optimize.c
> +++ b/tcg/optimize.c
> @@ -980,8 +980,11 @@ static void tcg_constant_folding(TCGContext *s)
>              if (temps_are_copies(args[1], args[2])) {
>                  if (temps_are_copies(args[0], args[1])) {
>                      tcg_op_remove(s, op);
> -                } else {
> +                } else if (temps[args[1]].state != TCG_TEMP_CONST) {
>                      tcg_opt_gen_mov(s, op, args, opc, args[0], args[1]);
> +                } else {
> +                    tcg_opt_gen_movi(s, op, args, opc,
> +                                     args[0], temps[args[1]].val);
>                  }
>                  continue;
>              }
> 

Great work! Fixes the issue here for me so:

Tested-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk>


ATB,

Mark.


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