Matthias Braun dbcf9e2ee4 LiveRegMatrix: Fix some subreg interference checks ...

Surprisingly, one of the three interference checks in LiveRegMatrix was
using the main live range instead of the apropriate subregister range
resulting in unnecessarily conservative results.

llvm-svn: 296722

2017-03-02 00:35:08 +00:00

6.9 KiB

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