[mips] Delete MFC1_FT_CCR, MTC1_FT_CCR and MOVCCRToCCR.

No functionality change.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186642 91177308-0d34-0410-b5e6-96231b3b80d8
llvm/test/MC/AsmParser/secure_log_unique.s: Use env(1) here. Then r186611 can be reverted.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186643 91177308-0d34-0410-b5e6-96231b3b80d8