[llvm-commits] [llvm] r70354 - /llvm/trunk/include/llvm/Analysis/ScalarEvolutionExpressions.h

[Dan Gohman]

Author: djg
Date: Tue Apr 28 19:59:03 2009
New Revision: 70354

URL: http://llvm.org/viewvc/llvm-project?rev=70354&view=rev
Log:
Add some more doxygen comments to SCEVAddRec.

Modified:
    llvm/trunk/include/llvm/Analysis/ScalarEvolutionExpressions.h

Modified: llvm/trunk/include/llvm/Analysis/ScalarEvolutionExpressions.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/ScalarEvolutionExpressions.h?rev=70354&r1=70353&r2=70354&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Analysis/ScalarEvolutionExpressions.h (original)
+++ llvm/trunk/include/llvm/Analysis/ScalarEvolutionExpressions.h Tue Apr 28 19:59:03 2009
@@ -357,7 +357,10 @@
 
   //===--------------------------------------------------------------------===//
   /// SCEVAddRecExpr - This node represents a polynomial recurrence on the trip
-  /// count of the specified loop.
+  /// count of the specified loop.  This is the primary focus of the
+  /// ScalarEvolution framework; all the other SCEV subclasses are mostly just
+  /// supporting infrastructure to allow SCEVAddRecExpr expressions to be
+  /// created and analyzed.
   ///
   /// All operands of an AddRec are required to be loop invariant.
   ///