[PATCH] D34336: [x86] transform vector inc/dec to use -1 constant (PR33483)

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jun 21 05:36:02 PDT 2017


RKSimon added a comment.

Does anyone have any concerns about this? Otherwise I'd like to accept it.

The increased register pressure is offset by the constant being trivial to re-materialize. And avoiding loads/constant pool entries is something I'm always keen to aim for.


https://reviews.llvm.org/D34336





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