[polly] r303007 - [Simplify] Remove some leftover dead code

[Tobias Grosser via llvm-commits]

Author: grosser
Date: Sun May 14 04:20:56 2017
New Revision: 303007

URL: http://llvm.org/viewvc/llvm-project?rev=303007&view=rev
Log:
[Simplify] Remove some leftover dead code

Modified:
    polly/trunk/lib/Transform/Simplify.cpp

Modified: polly/trunk/lib/Transform/Simplify.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/Transform/Simplify.cpp?rev=303007&r1=303006&r2=303007&view=diff
==============================================================================
--- polly/trunk/lib/Transform/Simplify.cpp (original)
+++ polly/trunk/lib/Transform/Simplify.cpp Sun May 14 04:20:56 2017
@@ -36,32 +36,6 @@ STATISTIC(TotalRedundantWritesRemoved,
           "Number of writes of same value removed in any SCoP");
 STATISTIC(TotalStmtsRemoved, "Number of statements removed in any SCoP");
 
-/// Find the llvm::Value that is written by a MemoryAccess. Return nullptr if
-/// there is no such unique value.
-static Value *getWrittenScalar(MemoryAccess *WA) {
-  assert(WA->isWrite());
-
-  if (WA->isOriginalAnyPHIKind()) {
-    Value *Result = nullptr;
-    for (auto Incoming : WA->getIncoming()) {
-      assert(Incoming.second);
-
-      if (!Result) {
-        Result = Incoming.second;
-        continue;
-      }
-
-      if (Result == Incoming.second)
-        continue;
-
-      return nullptr;
-    }
-    return Result;
-  }
-
-  return WA->getAccessInstruction();
-}
-
 static bool isImplicitRead(MemoryAccess *MA) {
   return MA->isRead() && MA->isOriginalScalarKind();
 }