Michael Gottesman 3ae10834d6 [ls-opts] Teach LoadStoreOpts how to forward smaller previous loaded items to the uses of larger later loads that partially alias the load. ...

This will help the ARC optimizer given future function sig optimization work and
is in general good since this has been a hole in our load store forwarding for a
while.

rdar://18831605

Swift SVN r23102

2014-11-04 19:44:06 +00:00

8.3 KiB

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