Merge pull request dotnet/coreclr#21361 from fiigii/x64tests
authorCarol Eidt <carol.eidt@microsoft.com>
Fri, 7 Dec 2018 18:11:30 +0000 (10:11 -0800)
committerGitHub <noreply@github.com>
Fri, 7 Dec 2018 18:11:30 +0000 (10:11 -0800)
Improve hardware intrinsic tests

Commit migrated from https://github.com/dotnet/coreclr/commit/02d37e4b3f7a8d26949a827f9b0d6c0422b3670c


Trivial merge