[X86][AVX512CDI] Move v2i64/v4i64 and v4i32/v8i32 VPLZCNT lowering to tablegen

Extend NoVLX targets to use the 512-bit versions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@302229 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed