Add more plumbing. This time in the LowerArguments and "get" functions which
return partial registers. This affected the back-end lowering code some.

Also patch up some places I missed before in the "get" functions.

llvm-svn: 91880
12 files changed
tree: 5c8a85377abde16ab7a06ce8c5c59b921bc75654
  1. clang/
  2. compiler-rt/
  3. llvm/