[llvm] 40ed87a - [AMDGPU][NFC] Preserve PDTWrapperPass in UnifyDivergentExitNodes

[Anshil Gandhi via llvm-commits]

Author: Anshil Gandhi
Date: 2023-05-02T20:27:44-06:00
New Revision: 40ed87a0515dd72047ec8e78dcf0d8084d0891dd

URL: https://github.com/llvm/llvm-project/commit/40ed87a0515dd72047ec8e78dcf0d8084d0891dd
DIFF: https://github.com/llvm/llvm-project/commit/40ed87a0515dd72047ec8e78dcf0d8084d0891dd.diff

LOG: [AMDGPU][NFC] Preserve PDTWrapperPass in UnifyDivergentExitNodes

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D149568

Added: 
    

Modified: 
    llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp b/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp
index 9ad841c3c8a5..717fc717debb 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp
@@ -103,10 +103,10 @@ void AMDGPUUnifyDivergentExitNodes::getAnalysisUsage(AnalysisUsage &AU) const {
 
   AU.addRequired<UniformityInfoWrapperPass>();
 
-  if (RequireAndPreserveDomTree) {
+  if (RequireAndPreserveDomTree)
     AU.addPreserved<DominatorTreeWrapperPass>();
-    // FIXME: preserve PostDominatorTreeWrapperPass
-  }
+
+  AU.addPreserved<PostDominatorTreeWrapperPass>();
 
   // No divergent values are changed, only blocks and branch edges.
   AU.addPreserved<UniformityInfoWrapperPass>();