Implement aeabi_{f,d}cmp*.

Special thanks to Anton for the review.

Change-Id: I120090b60b10e26d8f4f353a913f6a530a0134ff
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@174596 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed