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zoecarver b38d4083e5 [DSE] Look through memory PHI arguments when removing noop stores in MSSA.
Summary:
Adds support for "following" memory through MSSA PHI arguments. This will help catch more noop stores that exist between blocks.

Originally part of D79391.

Reviewers: fhahn, jfb, asbirlea

Differential Revision: https://reviews.llvm.org/D82588
2020-10-01 10:42:02 -07:00
2020-10-01 14:18:52 +00:00
2020-08-21 10:15:26 -07:00
2020-03-14 18:08:26 -07:00

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