Add support for getting & setting the FPSCR application register on ARM when VFP is enabled.
Add support for using the FPSCR in conjunction with the vcvtr instruction, for controlling fp to int rounding.
Add support for the FLT_ROUNDS_ node now that the FPSCR is exposed.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110152 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed