From bb5c9b4b68404065d708f6140658703446dad6db Mon Sep 17 00:00:00 2001
From: Dale Johannesen <dalej@apple.com>
Date: Sat, 8 Nov 2008 00:01:16 +0000
Subject: [PATCH] Make testb optimization work on big-endian targets.

llvm-svn: 58874
---
 llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 0a8538ac7f14..cf26166875b9 100644
--- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -1370,7 +1370,10 @@ TargetLowering::SimplifySetCC(MVT VT, SDValue N0, SDValue N1,
             uint64_t newMask = (1ULL << width) - 1;
             for (unsigned offset=0; offset<origWidth/width; offset++) {
               if ((newMask & Mask)==Mask) {
-                bestOffset = (uint64_t)offset * (width/8);
+                if (!TD->isLittleEndian())
+                  bestOffset = (origWidth/width - offset - 1) * (width/8);
+                else 
+                  bestOffset = (uint64_t)offset * (width/8);
                 bestWidth = width;
                 break;
               }