Ben Sander ae365b4ae2 Improve memory copy and commands switching ...

- Add chicken bits to use host-side dependency management.
- Add optional PinInPlace path for unpinned copies
- Synchronize before pinned memcpy path.
- Add mutex to protect two threads launching to same stream.


[ROCm/hip commit: 8b64c0dc62]

2016-02-25 19:19:49 -06:00

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hip

Improve memory copy and commands switching

2016-02-25 19:19:49 -06:00