[PATCH] D16369: [AArch64] Don't drop MMOs in the load/store optimizer when forming ldp/stp instructions or pre-/post-index loads/stores.
Chad Rosier via llvm-commits
llvm-commits at lists.llvm.org
Thu Jan 28 08:47:10 PST 2016
mcrosier added a comment.
In http://reviews.llvm.org/D16369#338363, @gberry wrote:
> Can't all the other added memref cases also potentially run into the scheduler bug you're seeing?
It's not a problem in this case because we're just copying a single MMO from the ldr/str to the pre-/post-index equivalent. We run into problems only with the paired instructions where we have multiple MMOs.
http://reviews.llvm.org/D16369
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