[PATCH] D31547: [AMDGPU] Remove assumption that vector and scalar types do not alias

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

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

Repository:
  rL LLVM

https://reviews.llvm.org/D31547

Files:
  lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp


Index: lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp
+++ lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp
@@ -98,14 +98,6 @@
   AliasResult Result = ASAliasRules.getAliasResult(asA, asB);
   if (Result == NoAlias) return Result;
 
-  if (isa<Argument>(LocA.Ptr) && isa<Argument>(LocB.Ptr)) {
-    Type *T1 = cast<PointerType>(LocA.Ptr->getType())->getElementType();
-    Type *T2 = cast<PointerType>(LocB.Ptr->getType())->getElementType();
-
-    if ((T1->isVectorTy() && !T2->isVectorTy()) ||
-        (T2->isVectorTy() && !T1->isVectorTy()))
-      return NoAlias;
-  }
   // Forward the query to the next alias analysis.
   return AAResultBase::alias(LocA, LocB);
 }


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