From 39429e2b5175d3f34c2a1cc693fefd9a4fc6919e Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Mon, 30 Aug 2010 23:47:24 +0000
Subject: [PATCH] Update the descriptions of NoModRef and ModRef to be
 consistent with the descriptions of Mod and Ref.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112557 91177308-0d34-0410-b5e6-96231b3b80d8
---
 docs/AliasAnalysis.html               | 8 ++++----
 include/llvm/Analysis/AliasAnalysis.h | 8 +++-----
 2 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/docs/AliasAnalysis.html b/docs/AliasAnalysis.html
index c6330a94695..a1726aa0c77 100644
--- a/docs/AliasAnalysis.html
+++ b/docs/AliasAnalysis.html
@@ -238,10 +238,10 @@ a location, ModRef is returned.</p>
 
 <p>The <tt>AliasAnalysis</tt> class also provides a <tt>getModRefInfo</tt>
 method for testing dependencies between function calls.  This method takes two
-call sites (CS1 &amp; CS2), returns NoModRef if the two calls refer to disjoint
-memory locations, Ref if CS1 reads memory written by CS2, Mod if CS1 writes to
-memory read or written by CS2, or ModRef if CS1 might read or write memory
-accessed by CS2.  Note that this relation is not commutative.</p>
+call sites (CS1 &amp; CS2), returns NoModRef if neither call writes to memory
+read or written by the other, Ref if CS1 reads memory written by CS2, Mod if CS1
+writes to memory read or written by CS2, or ModRef if CS1 might read or write
+memory written to by CS2.  Note that this relation is not commutative.</p>
 
 </div>
 
diff --git a/include/llvm/Analysis/AliasAnalysis.h b/include/llvm/Analysis/AliasAnalysis.h
index 7b003d8a691..ad68d48e531 100644
--- a/include/llvm/Analysis/AliasAnalysis.h
+++ b/include/llvm/Analysis/AliasAnalysis.h
@@ -231,11 +231,9 @@ public:
                                      const Value *P, unsigned Size);
 
   /// getModRefInfo - Return information about whether two call sites may refer
-  /// to the same set of memory locations.  This function returns NoModRef if
-  /// the two calls refer to disjoint memory locations, Ref if CS1 reads memory
-  /// written by CS2, Mod if CS1 writes to memory read or written by CS2, or
-  /// ModRef if CS1 might read or write memory accessed by CS2.
-  ///
+  /// to the same set of memory locations.  See 
+  ///   http://llvm.org/docs/AliasAnalysis.html#ModRefInfo
+  /// for details.
   virtual ModRefResult getModRefInfo(ImmutableCallSite CS1,
                                      ImmutableCallSite CS2);