From 87c6c9abb3c0c19cb172a3cf3cc3de79a03b02f7 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Thu, 29 Mar 2007 21:40:13 +0000
Subject: [PATCH] New entry.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35480 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/ARM/README-Thumb.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/Target/ARM/README-Thumb.txt b/lib/Target/ARM/README-Thumb.txt
index 4da1876637c..63bc004552c 100644
--- a/lib/Target/ARM/README-Thumb.txt
+++ b/lib/Target/ARM/README-Thumb.txt
@@ -167,3 +167,8 @@ LPC0:
 	cpy r3, r6
 	cpy lr, pc
 	bx r5
+
+//===---------------------------------------------------------------------===//
+
+Make register allocator / spiller smarter so we can re-materialize "mov r, imm",
+etc. Almost all Thumb instructions clobber condition code.