[ARM] Use FileCheck instead of grep for ARM LDRD negative tests.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191683 91177308-0d34-0410-b5e6-96231b3b80d8
[PATCH 1/4] [mips][msa] Source register of FILL instructions is GPR
 and not an MSA register

Patch by Matheus Almeida


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191684 91177308-0d34-0410-b5e6-96231b3b80d8
[mips][msa] Direct Object Emission for 2R instructions.

This patch adds Direct Object Emission support for 2R instructions: nloc.{b,h,w}, nlzc.{b,h,w}, pcnt.{b,w,d}.  


Patch by Matheus Almeida


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191685 91177308-0d34-0410-b5e6-96231b3b80d8