[PATCH] D82342: Preserve GlobalsAA analysis result in LowerConstantIntrinsics

[Florian Hahn via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGe6cf796bab7e: Preserve GlobalsAA analysis result in LowerConstantIntrinsics (authored by rsanthir.quic, committed by fhahn).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D82342/new/

https://reviews.llvm.org/D82342

Files:
  llvm/lib/Transforms/Scalar/LowerConstantIntrinsics.cpp


Index: llvm/lib/Transforms/Scalar/LowerConstantIntrinsics.cpp
===================================================================
--- llvm/lib/Transforms/Scalar/LowerConstantIntrinsics.cpp
+++ llvm/lib/Transforms/Scalar/LowerConstantIntrinsics.cpp
@@ -15,6 +15,7 @@
 #include "llvm/ADT/PostOrderIterator.h"
 #include "llvm/ADT/SetVector.h"
 #include "llvm/ADT/Statistic.h"
+#include "llvm/Analysis/GlobalsModRef.h"
 #include "llvm/Analysis/InstructionSimplify.h"
 #include "llvm/Analysis/MemoryBuiltins.h"
 #include "llvm/Analysis/TargetLibraryInfo.h"
@@ -136,8 +137,12 @@
 
 PreservedAnalyses
 LowerConstantIntrinsicsPass::run(Function &F, FunctionAnalysisManager &AM) {
-  if (lowerConstantIntrinsics(F, AM.getCachedResult<TargetLibraryAnalysis>(F)))
-    return PreservedAnalyses::none();
+  if (lowerConstantIntrinsics(F,
+                              AM.getCachedResult<TargetLibraryAnalysis>(F))) {
+    PreservedAnalyses PA;
+    PA.preserve<GlobalsAA>();
+    return PA;
+  }
 
   return PreservedAnalyses::all();
 }
@@ -160,6 +165,10 @@
     const TargetLibraryInfo *TLI = TLIP ? &TLIP->getTLI(F) : nullptr;
     return lowerConstantIntrinsics(F, TLI);
   }
+
+  void getAnalysisUsage(AnalysisUsage &AU) const override {
+    AU.addPreserved<GlobalsAAWrapperPass>();
+  }
 };
 } // namespace
 


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D82342.275126.patch
Type: text/x-patch
Size: 1304 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20200702/6512a993/attachment.bin>