[mips] Duplicate the reciprocal instruction definitions for FP32

Add instruction definitions for FP32 mode for recip.d and rsqrt.d.

Previously these instructions were only defined when targeting the
full 64-bit FPU model but were not guarded properly.

Reviewers: nitesh.jain, atanasyan

Differential Revision: https://reviews.llvm.org/D38400


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315318 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed