Carl Ritson e3ffe7269b [AMDGPU] Cluster shader exports ...

Summary:
Add DAG scheduling mutation to cluster export instructions.
This avoids unnecessary waitcnts being added when computation
ends up interspersed with exports.

Reviewers: foad, arsenm, rampitec, nhaehnle

Reviewed By: foad

Subscribers: kzhuravl, jvesely, wdng, mgorny, yaxunl, dstuttard, tpr, t-tye, hiraditya, kerbowa, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D79481

2020-05-07 19:05:38 +09:00

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