NNAPI narrow evaluation for P -- runtime

We have determined that for Android P it is sufficient to have a
mechanism for a developer to specify on a per-model basis that it is
acceptable for FLOAT32 operations to be carried out as if they were
FLOAT16 operations. This CL manages the versioning differences between
1.0 and 1.1.

Bug: 63911257
Test: mm
Test: NeuralNetworksTest
Test: VtsHalNeuralnetworksV1_0TargetTest
Change-Id: If6f31536eedc92c4795056fdf3ff8818db1bc988
6 files changed
tree: b84f3b76400f8c62a6593c3de47407f137e073d2
  1. common/
  2. driver/
  3. runtime/
  4. tools/
  5. Android.bp
  6. OWNERS
  7. README.txt