[llvm-commits] [llvm] r145364 - /llvm/trunk/lib/Analysis/ScalarEvolution.cpp

[Andrew Trick]

Author: atrick
Date: Mon Nov 28 20:06:35 2011
New Revision: 145364

URL: http://llvm.org/viewvc/llvm-project?rev=145364&view=rev
Log:
Make SCEV print <nsw><nuw> for Add/MulExpr.

Modified:
    llvm/trunk/lib/Analysis/ScalarEvolution.cpp

Modified: llvm/trunk/lib/Analysis/ScalarEvolution.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/ScalarEvolution.cpp?rev=145364&r1=145363&r2=145364&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/ScalarEvolution.cpp (original)
+++ llvm/trunk/lib/Analysis/ScalarEvolution.cpp Mon Nov 28 20:06:35 2011
@@ -188,6 +188,14 @@
         OS << OpStr;
     }
     OS << ")";
+    switch (NAry->getSCEVType()) {
+    case scAddExpr:
+    case scMulExpr:
+      if (NAry->getNoWrapFlags(FlagNUW))
+        OS << "<nuw>";
+      if (NAry->getNoWrapFlags(FlagNSW))
+        OS << "<nsw>";
+    }
     return;
   }
   case scUDivExpr: {