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Commit 1977092d authored by Jan Vesely's avatar Jan Vesely
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amdgcn: Implement {read_,write_,}mem_fence builtin 



v2: add more detailed comment about waitcnt instruction

Signed-off-by: default avatarJan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: default avatarAaron Watry <awatry@gmail.com>
Tested-by: default avatarAaron Watry <awatry@gmail.com>
llvm-svn: 311021
parent fec506da
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