From d85c9ccdba17836dc8298cfb374d38ad39261a14 Mon Sep 17 00:00:00 2001
From: Owen Anderson <resistor@mac.com>
Date: Fri, 10 Sep 2010 17:57:00 +0000
Subject: Lower the unrolling theshold to 150.  Empirical tests indicate that
 this is a sweet spot in the performance per code size increase curve.

llvm-svn: 113595
---
 llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp')

diff --git a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
index 806f63d1043..7da2b52da54 100644
--- a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
@@ -27,7 +27,7 @@
 using namespace llvm;
 
 static cl::opt<unsigned>
-UnrollThreshold("unroll-threshold", cl::init(200), cl::Hidden,
+UnrollThreshold("unroll-threshold", cl::init(150), cl::Hidden,
   cl::desc("The cut-off point for automatic loop unrolling"));
 
 static cl::opt<unsigned>
-- 
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