AMDGPU: Use the default strings for data emission directives

Summary:
This makes the assembly output look nicer and there is no reason to
have custom strings for these.

Reviewers: arsenm

Subscribers: arsenm, llvm-commits

Differential Revision: http://reviews.llvm.org/D14671

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@254426 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed