[Bug target/89057] [8/9/10/11 Regression] AArch64 ld3 st4 less optimized
rsandifo at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Dec 30 10:24:44 GMT 2020
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89057
rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc dot gnu.org
--- Comment #9 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> ---
I think the fix is to make aarch64_combine<mode> aware of
aarch64_combinez{,_be}<mode> (i.e. the special case of the
second vector input being zero). Testing a patch.
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