[llvm] r180131 - Change commentary for PowerPC Boolean vector contents.

[Bill Schmidt]

Author: wschmidt
Date: Tue Apr 23 13:49:44 2013
New Revision: 180131

URL: http://llvm.org/viewvc/llvm-project?rev=180131&view=rev
Log:
Change commentary for PowerPC Boolean vector contents.

No functional change intended.

Modified:
    llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp

Modified: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp?rev=180131&r1=180130&r2=180131&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp Tue Apr 23 13:49:44 2013
@@ -514,7 +514,8 @@ PPCTargetLowering::PPCTargetLowering(PPC
   setOperationAction(ISD::ATOMIC_STORE, MVT::i64, Expand);
 
   setBooleanContents(ZeroOrOneBooleanContent);
-  setBooleanVectorContents(ZeroOrNegativeOneBooleanContent); // FIXME: Is this correct?
+  // Altivec instructions set fields to all zeros or all ones.
+  setBooleanVectorContents(ZeroOrNegativeOneBooleanContent);
 
   if (isPPC64) {
     setStackPointerRegisterToSaveRestore(PPC::X1);