From f4879d4e911f98f6e7f5b10b2e91477482789a9c Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Wed, 18 Oct 2006 17:04:09 +0000
Subject: [PATCH] add a note

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31038 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/README-SSE.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/Target/X86/README-SSE.txt b/lib/Target/X86/README-SSE.txt
index a22cebf165f..2de68edad00 100644
--- a/lib/Target/X86/README-SSE.txt
+++ b/lib/Target/X86/README-SSE.txt
@@ -28,6 +28,11 @@ Each operand of the minss is a load.  At least one should be folded!
 
 //===---------------------------------------------------------------------===//
 
+Expand libm rounding functions inline:  Significant speedups possible.
+http://gcc.gnu.org/ml/gcc-patches/2006-10/msg00909.html
+
+//===---------------------------------------------------------------------===//
+
 When compiled with unsafemath enabled, "main" should enable SSE DAZ mode and
 other fast SSE modes.