On 6/2/21 4:21 AM, Ilya Leoshkevich wrote:
> Bootstrapped and regtested on s390x-redhat-linux. Ok for master?
>
>
>
> Since commit dd1ef00c45ba ("Fix bug in the define_subst handling that
> made match_scratch unusable for multi-alternative patterns.") the
> workaround for that bug in *ashrdi3_31<setcc><cconly> is not only no
> longer necessary, but actually breaks the build.
>
> Get rid of it by using only one alternative in (match_scratch). It
> will be replicated as many times as needed in order to match the
> pattern with which (define_subst) is used.
>
> gcc/ChangeLog:
>
> * config/s390/s390.md(*ashrdi3_31<setcc><cconly>): Use a single
> constraint.
> * config/s390/subst.md(cconly_subst): Use a single constraint
> in (match_scratch).
>
> gcc/testsuite/ChangeLog:
>
> * gcc.target/s390/ashr.c: New test.
Ok. Thanks!
Andreas
