Reduce size of register name index tables by using uint16_t for all in tree targets. If more than 16-bits are needed for any out of tree targets, code will detect and use uint32_t instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163878 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed