[Sparc] Add support for inline assembly constraint 'I'.  


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199781 91177308-0d34-0410-b5e6-96231b3b80d8
Fix typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199784 91177308-0d34-0410-b5e6-96231b3b80d8
Whitespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199785 91177308-0d34-0410-b5e6-96231b3b80d8
[Sparc] Add support for inline assembly constraints which specify registers by their aliases.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199786 91177308-0d34-0410-b5e6-96231b3b80d8
Reformat a loop for basic hygeine. Self review.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199788 91177308-0d34-0410-b5e6-96231b3b80d8