- Rename the ptx.read.* intrinsics to nvvm.read.ptx.sreg.* - some but
not all of these registers were already accessible via the nvvm
name.
- Rename ptx.bar.sync nvvm.bar.sync, to match nvvm.bar0.
There's a fair amount of code motion here, but it's all very
mechanical.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@274769 91177308-0d34-0410-b5e6-96231b3b80d8