Big bug fix: getUsableUniRegAtMI needed to return values in arguments
but did not pass the arguments by reference!
Also added a function to get a register class by ID.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1901 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed