From 151b9afdee10995add2f28790194570e7735f03c Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 26 Jun 2009 00:28:48 +0000
Subject: [PATCH] Add a note about commuting conditional move.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74241 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/ARM/README.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/Target/ARM/README.txt b/lib/Target/ARM/README.txt
index 3e248a6c927..4223699b9d0 100644
--- a/lib/Target/ARM/README.txt
+++ b/lib/Target/ARM/README.txt
@@ -528,3 +528,5 @@ those operations and the ARMv6 scalar versions.
 
 //===---------------------------------------------------------------------===//
 
+ARM::MOVCCr is commutable (by flipping the condition). But we need to implement
+ARMInstrInfo::commuteInstruction() to support it.