Fix some of the stuff in the PPC README file, and clean up legalization
of the SELECT_CC, BR_CC, and BRTWOWAY_CC nodes.

llvm-svn: 25875
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index d692780..0a63cfa 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -117,6 +117,8 @@
   }
   setOperationAction(ISD::BRCONDTWOWAY     , MVT::Other, Expand);
   setOperationAction(ISD::BRTWOWAY_CC      , MVT::Other, Expand);
+  setOperationAction(ISD::BR_CC            , MVT::Other, Expand);
+  setOperationAction(ISD::SELECT_CC        , MVT::Other, Expand);
   setOperationAction(ISD::MEMMOVE          , MVT::Other, Expand);
   setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i16  , Expand);
   setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i8   , Expand);