remove now-dead code, the legalizer takes care of this for us

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25776 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86ISelPattern.cpp b/lib/Target/X86/X86ISelPattern.cpp
index 611d2a9bd70970bc7ade7d67ac27a4b1de7d491c..77863e177cc309eda3c70b4d4a3710dd0beb6a86 100644 (file)
--- a/lib/Target/X86/X86ISelPattern.cpp
+++ b/lib/Target/X86/X86ISelPattern.cpp
@@ -1353,12 +1353,7 @@ unsigned ISel::SelectExpr(SDOperand N) {
     BuildMI(BB, Opc, 1,Result).addImm(cast<ConstantSDNode>(N)->getValue());
     return Result;
   case ISD::UNDEF:
-    if (Node->getValueType(0) == MVT::f64) {
-      // FIXME: SHOULD TEACH STACKIFIER ABOUT UNDEF VALUES!
-      BuildMI(BB, X86::FpLD0, 0, Result);
-    } else {
-      BuildMI(BB, X86::IMPLICIT_DEF, 0, Result);
-    }
+    BuildMI(BB, X86::IMPLICIT_DEF, 0, Result);
     return Result;
   case ISD::GlobalAddress: {
     GlobalValue *GV = cast<GlobalAddressSDNode>(N)->getGlobal();