Make TargetInstrInfo::copyRegToReg return a bool indicating whether the copy requested
was inserted or not.  This allows bitcast in fast isel to properly handle the case
where an appropriate reg-to-reg copy is not available.

llvm-svn: 55375
18 files changed
tree: 75b9eeb837647d4fec784eca9e3115ce7ee56f36
  1. clang/
  2. llvm/