Hi Julian! On Fri, 17 Oct 2014 17:05:40 +0100, Julian Brown <jul...@codesourcery.com> wrote: > This patch introduces a new plugin hook in libgomp to register a > callback function to clean up host-side bookkeeping data after an > asynchronous operation has completed (replacing the previous ad-hoc > method used in the NVPTX backend), and adds code to ensure that same > cleanup is done reliably in the NVPTX backend when the user program > hits a "wait" directive, or equivalent. > > OK for the gomp4 branch?
Yes, thanks. > libgomp/ > * oacc-host.c (openacc_register_async_cleanup): New. > (host_dispatch): Initialise register_async_cleanup_func entry. > * oacc-int.h (struct ACC_dispatch_t): Add > register_async_cleanup_func hook. > * oacc-parallel.c (GOACC_parallel): Call > register_async_cleanup_func hook after queuing asynchronous > copy-back. > * plugin-nvptx.c (enum PTX_event_type): Add PTX_EVT_ASYNC_CLEANUP. > (struct PTX_event): Remove tgt field. > (event_gc): Don't do async cleanup in PTX_EVT_KNL, do it in > PTX_EVT_ASYNC_CLEANUP instead. > (event_add): Remove tgt argument. Support PTX_EVT_ASYNC_CLEANUP > events. > (PTX_exec, PTX_host2dev, PTX_dev2host, PTX_wait_async) > (PTX_wait_all_async): Update calls to event_add. > (openacc_register_async_cleanup): New. > (PTX_async_test): Call event_gc on success path. > (PTX_async_test_all): Likewise. > * target.c (gomp_load_plugin_for_device): Initialise > register_async_cleanup hook. Grüße, Thomas
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