TableGen: Use DAG for op results

Similar to op operands and attributes, use DAG to specify operation's results.
This will allow us to provide names and matchers for outputs.

Also Defined `outs` as a marker to indicate the start of op result list.

PiperOrigin-RevId: 231422455
7 files changed
tree: 4e12eed51cc3dbc7f5f72de546f975c6421c739a
  1. bindings/
  2. g3doc/
  3. include/
  4. lib/
  5. test/
  6. tools/
  7. utils/
  8. .clang-format
  9. LICENSE.TXT