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[RS6000] Don't allow combine to form doloop pattern
authorAlan Modra <amodra@gmail.com>
Mon, 11 Jul 2016 10:28:48 +0000 (19:58 +0930)
committerAlan Modra <amodra@gcc.gnu.org>
Mon, 11 Jul 2016 10:28:48 +0000 (19:58 +0930)
commita442a050ad11c772f865980d578709af38d876e8
tree741e8888fadc39a8f1130b282bd8b7a5ae8df31atree
parent7352723b9e9a7f04d68aca3f09386d1a14c87f7ecommit | diff
[RS6000] Don't allow combine to form doloop pattern

* config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
(ctr<mode>): Add unspec.
(ctr<mode>_internal*): Likewise.

From-SVN: r238207
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gcc/config/rs6000/rs6000.md diff | blob | history