On Tue, Nov 2, 2021 at 6:33 PM Stefan Schulze Frielinghaus via
Gcc-patches <gcc-patches@gcc.gnu.org> wrote:
>
> Bootstrapped and regtested on IBM Z. Ok for mainline?
OK (obvious even).
Thanks,
Richard.
> gcc/ChangeLog:
>
> * config/s390/s390.c (s390_loop_unroll_adjust): In case of early
> exit free bbs.
> ---
> gcc/config/s390/s390.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
> index b2f2f6417b3..510e7f58a3b 100644
> --- a/gcc/config/s390/s390.c
> +++ b/gcc/config/s390/s390.c
> @@ -15400,7 +15400,10 @@ s390_loop_unroll_adjust (unsigned nunroll, struct
> loop *loop)
> || (GET_CODE (SET_SRC (set)) == COMPARE
> && GET_MODE (XEXP (SET_SRC (set), 0)) == BLKmode
> && GET_MODE (XEXP (SET_SRC (set), 1)) == BLKmode)))
> - return 1;
> + {
> + free (bbs);
> + return 1;
> + }
>
> FOR_EACH_SUBRTX (iter, array, PATTERN (insn), NONCONST)
> if (MEM_P (*iter))
> --
> 2.31.1
>
