commit 2f524587b6cf1edf6b5715a234324fd0386fac42
author Dan Gohman <gohman@apple.com> Thu Jan 21 21:31:09 2010 +0000
committer Dan Gohman <gohman@apple.com> Thu Jan 21 21:31:09 2010 +0000
tree fc91d59bfb3c18783faffaa53f1b52984c7aa62e
parent 839a0159c44e64503720b424dc386e4732f56ad0

Add a comment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94104 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Scalar/LoopStrengthReduce.cpp

diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 6456ca1..b7a733c 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -339,7 +339,8 @@
 }
 
 /// getNumRegs - Return the total number of register operands used by this
-/// formula.
+/// formula. This does not include register uses implied by non-constant
+/// addrec strides.
 unsigned Formula::getNumRegs() const {
   return !!ScaledReg + BaseRegs.size();
 }