From: Chris Lattner <sabre@nondot.org>
Date: Fri, 3 Feb 2006 01:49:49 +0000 (+0000)
Subject: Add a note
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d463f7f698f98333cfa4358db203fb8106bf1e2f;p=oota-llvm.git

Add a note


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25921 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/PowerPC/README.txt b/lib/Target/PowerPC/README.txt
index 7afcc7471af..5281e576538 100644
--- a/lib/Target/PowerPC/README.txt
+++ b/lib/Target/PowerPC/README.txt
@@ -470,3 +470,8 @@ _foo:
         slwi r3, r2, 4
         blr
 
+===-------------------------------------------------------------------------===
+
+Get the C front-end to expand hypot(x,y) -> llvm.sqrt(x*x+y*y) when errno and
+precision don't matter (ffastmath).  Misc/mandel will like this. :)
+