Jan Vesely
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1977092dc3
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amdgcn: Implement {read_,write_,}mem_fence builtin
v2: add more detailed comment about waitcnt instruction
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: Aaron Watry <awatry@gmail.com>
Tested-by: Aaron Watry <awatry@gmail.com>
llvm-svn: 311021
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2017-08-16 17:08:56 +00:00 |