ptx: add ld instruction and test

llvm-svn: 122398
7 files changed
tree: aa92b4b9f14c6c5ec7a97d924f8bc34cc9de9c04
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. lldb/
  6. llvm/