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82d3d4524f
Some instructions like memory reads/writes are executed asynchronously, so we need to insert S_WAITCNT instructions to block before accessing their results. Previously we have just inserted S_WAITCNT instructions after each async instruction, this patch fixes this and adds a prober insertion pass. Patch by: Christian König Tested-by: Michel Dänzer <michel.daenzer@amd.com> Reviewed-by: Tom Stellard <thomas.stellard@amd.com> Signed-off-by: Christian König <deathsimple@vodafone.de> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172846 91177308-0d34-0410-b5e6-96231b3b80d8 |
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