I'd made WHILERW and WHILEWR use separate patterns from the SVE
WHILE instructions, but they're similar enough that we can use
a single pattern. This means that we also get the flag-related
patterns "for free".
2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
gcc/
* config/aarch64/iterators.md (SVE_WHILE): Add UNSPEC_WHILERW
and UNSPEC_WHILEWR.
(while_optab_cmp): Handle them.
* config/aarch64/aarch64-sve.md
(*while_<while_optab_cmp><GPI:mode><PRED_ALL:mode>_ptest): Make public
and add a "@" marker.
* config/aarch64/aarch64-sve2.md (check_<raw_war>_ptrs<mode>): Use it
instead of gen_aarch64_sve2_while_ptest.
(@aarch64_sve2_while<cmp_op><GPI:mode><PRED_ALL:mode>_ptest): Delete.
From-SVN: r280054
