Remind us of exit value substitution
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26862 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/README.txt b/lib/Target/README.txt
index 2c624c7..2dd46d2 100644
--- a/lib/Target/README.txt
+++ b/lib/Target/README.txt
@@ -125,3 +125,6 @@
1. The instcombiner should eliminate the type conversions.
2. The X86 backend should turn this into a rotate by one bit.
+//===---------------------------------------------------------------------===//
+
+Add LSR exit value substitution. It'll probably be a win for Ackermann, etc.