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6b577a17b2
gcc/libgomp/plugin
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Julian Brown 6b577a17b2 nvptx: Cache stacks block for OpenMP kernel launch 
2021-01-05  Julian Brown  <julian@codesourcery.com>

libgomp/
	* plugin/plugin-nvptx.c (SOFTSTACK_CACHE_LIMIT): New define.
	(struct ptx_device): Add omp_stacks struct.
	(nvptx_open_device): Initialise cached-stacks housekeeping info.
	(nvptx_close_device): Free cached stacks block and mutex.
	(nvptx_stacks_free): New function.
	(nvptx_alloc): Add SUPPRESS_ERRORS parameter.
	(GOMP_OFFLOAD_alloc): Add strategies for freeing soft-stacks block.
	(nvptx_stacks_alloc): Rename to...
	(nvptx_stacks_acquire): This.  Cache stacks block between runs if same
	size or smaller is required.
	(nvptx_stacks_free): Remove.
	(GOMP_OFFLOAD_run): Call nvptx_stacks_acquire and lock stacks block
	during kernel execution.
2021-01-05 09:56:36 -08:00
..
cuda Update copyright years. 2021-01-04 10:26:59 +01:00
configfrag.ac Update copyright years. 2021-01-04 10:26:59 +01:00
cuda-lib.def Add OpenACC 2.6 `acc_get_property' support 2019-12-22 19:54:09 +00:00
Makefrag.am Update copyright years. 2021-01-04 10:26:59 +01:00
plugin-gcn.c Update copyright years. 2021-01-04 10:26:59 +01:00
plugin-nvptx.c nvptx: Cache stacks block for OpenMP kernel launch 2021-01-05 09:56:36 -08:00