[PATCH] D27563: TTI: Add comment clarifying the meaning of MemIntrinsicInfo::PtrVal

[Chad Rosier via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL291772: TTI: Add comment clarifying the meaning of MemIntrinsicInfo::PtrVal. (authored by mcrosier).

Changed prior to commit:
  https://reviews.llvm.org/D27563?vs=80711&id=84128#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D27563

Files:
  llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h


Index: llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h
===================================================================
--- llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h
+++ llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h
@@ -55,6 +55,11 @@
   // Same Id is set by the target for corresponding load/store intrinsics.
   unsigned short MatchingId;
   int NumMemRefs;
+
+  /// This is the pointer that the intrinsic is loading from or storing to.
+  /// If this is non-null, then analysis/optimization passes can assume that
+  /// this intrinsic is functionally equivalent to a load/store from this
+  /// pointer.
   Value *PtrVal;
 };
 


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