[mips] Fix predicates of mfc1, mtc1 instructions

Reviewers: atanasyan, abeserminji, smaksimovic

Differential Revision: https://reviews.llvm.org/D46692


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@332339 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed