[AMDGPU][MC][VI][GFX9] Added support of SDWA/DPP for v_cndmask_b32

See bug 36356: https://bugs.llvm.org/show_bug.cgi?id=36356

Differential Revision: https://reviews.llvm.org/D45446

Reviewers: artem.tamazov, arsenm, timcorringham

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@330123 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed