[mips] Remove duplicated R6 EVA instructions

This patch removes duplicated EVA instructions in R6.

Differential Revision: https://reviews.llvm.org/D41769



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@322007 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed