[PATCH] D63198: [StructurizeCFG] Enable -structurizecfg-relaxed-uniform-regions by default

Tim Renouf via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jun 12 06:17:10 PDT 2019


tpr created this revision.
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D62198 <https://reviews.llvm.org/D62198> introduced an option to relax the checks for
hasOnlyUniformBranches. This commit turns the option on by default, for
better code generation in some cases in AMDGPU.

Change-Id: I9cbff002a1e74d3b7eb96b4192dc8129936d537d


Repository:
  rL LLVM

https://reviews.llvm.org/D63198

Files:
  lib/Transforms/Scalar/StructurizeCFG.cpp


Index: lib/Transforms/Scalar/StructurizeCFG.cpp
===================================================================
--- lib/Transforms/Scalar/StructurizeCFG.cpp
+++ lib/Transforms/Scalar/StructurizeCFG.cpp
@@ -65,7 +65,7 @@
 static cl::opt<bool>
     RelaxedUniformRegions("structurizecfg-relaxed-uniform-regions", cl::Hidden,
                           cl::desc("Allow relaxed uniform region checks"),
-                          cl::init(false));
+                          cl::init(true));
 
 // Definition of the complex types used in this pass.
 


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