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[AMDGPU] Don't combine DPP if DPP register is used more than once per instruction
authorvpykhtin <valery.pykhtin@gmail.com>
Thu, 25 Jun 2020 14:24:58 +0000 (17:24 +0300)
committervpykhtin <valery.pykhtin@gmail.com>
Fri, 3 Jul 2020 12:08:26 +0000 (15:08 +0300)
commitbb69ca822aae38e12546757f48670cbf689bc227
tree6118c05b9addcd09d8632bce1d17e9972a3525e8tree | snapshot
parent8bf99f1e6f0f9b426d6060361ea6d9d47c1868d1commit | diff
[AMDGPU] Don't combine DPP if DPP register is used more than once per instruction

Reviewers: arsenm, rampitec, foad

Reviewed By: rampitec, foad

Subscribers: wuzish, kzhuravl, nemanjai, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, kbarton, kerbowa, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D82551
llvm/lib/Target/AMDGPU/GCNDPPCombine.cpp diff | blob | history
llvm/test/CodeGen/AMDGPU/dpp_combine.mir diff | blob | history
Domain: System / Toolchain;