[PATCH] D47151: [AMDGPU] Add divergence analysis as a dependency for ISel

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec created this revision.
rampitec added a reviewer: alex-t.
Herald added subscribers: t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, kzhuravl, arsenm.

AMDGPUDAGToDAGISel adds DivergenceAnalysis in getAnalysisUsage but does not list it in pass dependencies which may lead to crash.


https://reviews.llvm.org/D47151

Files:
  lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp


Index: lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
+++ lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
@@ -241,6 +241,7 @@
 INITIALIZE_PASS_BEGIN(AMDGPUDAGToDAGISel, "isel",
                       "AMDGPU DAG->DAG Pattern Instruction Selection", false, false)
 INITIALIZE_PASS_DEPENDENCY(AMDGPUArgumentUsageInfo)
+INITIALIZE_PASS_DEPENDENCY(DivergenceAnalysis)
 INITIALIZE_PASS_END(AMDGPUDAGToDAGISel, "isel",
                     "AMDGPU DAG->DAG Pattern Instruction Selection", false, false)
 


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