From 19db093b350f2050a91bc7df7f548272453fd2ee Mon Sep 17 00:00:00 2001
From: Dale Johannesen <dalej@apple.com>
Date: Sun, 14 Oct 2007 01:56:47 +0000
Subject: Disable some compile-time optimizations on PPC long double.

llvm-svn: 42958
---
 llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'llvm/lib/CodeGen/SelectionDAG')

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 3e798bc8ce7..eb6e60302d9 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -965,6 +965,9 @@ SDOperand SelectionDAG::FoldSetCC(MVT::ValueType VT, SDOperand N1,
   }
   if (ConstantFPSDNode *N1C = dyn_cast<ConstantFPSDNode>(N1.Val))
     if (ConstantFPSDNode *N2C = dyn_cast<ConstantFPSDNode>(N2.Val)) {
+      // No compile time operations on this type yet.
+      if (N1C->getValueType(0) == MVT::ppcf128)
+        return SDOperand();
 
       APFloat::cmpResult R = N1C->getValueAPF().compare(N2C->getValueAPF());
       switch (Cond) {
-- 
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