[gcc/meissner/heads/work139] (3 commits) Revert patches

[Michael Meissner]

The branch 'meissner/heads/work139' was updated to point to:

 ab63444d033... Revert patches

It previously pointed to:

 f44977e5c6f... Add ChangeLog.meissner and REVISION.

Diff:

Summary of changes (added commits):
-----------------------------------

  ab63444... Revert patches
  de64b2e... Update ChangeLog.meissner (*)
  0016f87... PowerPC: Do not depend on an undefined shift (*)

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