Move additional register names to their own lookup, separate from
register aliases. Fixes unnecessary renames of clobbers.

Fixes part of rdar://9425559

llvm-svn: 133485
4 files changed
tree: 56ea5df203033f1a0d2470b4a609f5ffe564df78
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/