Matthias Braun 4a7c8e7aa2 Split MachineLICM into EarlyMachineLICM and MachineLICM; NFC ...

This avoids playing games with pseudo pass IDs and avoids using an
unreliable MRI::isSSA() check to determine whether register allocation
has happened.

Note that this renames:
- MachineLICMID -> EarlyMachineLICM
- PostRAMachineLICMID -> MachineLICMID
to be consistent with the EarlyTailDuplicate/TailDuplicate naming.

llvm-svn: 322927

2018-01-19 06:46:10 +00:00

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