Allow target to place 2-address pass inserted copies in better spots. Thumb2 will use this to try to avoid breaking up IT blocks.

llvm-svn: 105745
5 files changed
tree: f783b6b0a10a1a6018417d199e43e2c090f4f2e4
  1. clang/
  2. compiler-rt/
  3. libcxx/
  4. lldb/
  5. llvm/