https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107762
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2022-11-19
Ever confirmed|0 |1
Assignee|unassigned at gcc dot gnu.org |ebotcazou at gcc dot
gnu.org
--- Comment #1 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> Is causing at least two regressions on s390-linux-gnu:
> Tests that now fail, but worked before (19 tests):
> [ ... ]
> gcc.target/s390/arch12/mul-1.c scan-assembler-times \tmsgrkc\t 1
> gcc.target/s390/arch13/sel-1.c scan-assembler-times \tselgr(?:h|le)\t 1
> [ ... ]
>
> Those are the only two that I have positively confirmed are due to the
> emit_group_store change.
>
> I looked briefly at the resulting assembly code for the mul-1 test and it
> looks worse to me after that change. But I'm far from an s390 expert.
Thanks for the heads up, I'll have a quick look.
