Add isVCVT_N flag to identify Neon VCVT_N intrinsics, which require special
range checking for immediate operands.  Radar 9558930.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@132783 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed