From 549f27d23543c5a4ad997db2c7ee98426463c475 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 7 Mar 2006 02:46:26 +0000
Subject: [PATCH] add a note

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26583 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/README.txt | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lib/Target/README.txt b/lib/Target/README.txt
index c369c8f2434..3100b87005e 100644
--- a/lib/Target/README.txt
+++ b/lib/Target/README.txt
@@ -106,3 +106,14 @@ This would be a win on ppc32, but not x86 or ppc64.
 Shrink: (setlt (loadi32 P), 0) -> (setlt (loadi8 Phi), 0)
 
 //===---------------------------------------------------------------------===//
+
+Reassociate is missing this:
+
+int test(int X, int Y) {
+ return (X+X+Y+Y);  // (X+Y) << 1;
+}
+
+it needs to turn the shifts into multiplies to get it.
+
+//===---------------------------------------------------------------------===//
+
-- 
2.34.1