[llvm-commits] [llvm] r44835 - /llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

[Nate Begeman]

Author: sampo
Date: Mon Dec 10 19:41:33 2007
New Revision: 44835

URL: http://llvm.org/viewvc/llvm-project?rev=44835&view=rev
Log:
x86 doesn't actually want to custom lower v3i32


Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=44835&r1=44834&r2=44835&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Mon Dec 10 19:41:33 2007
@@ -600,6 +600,9 @@
 
     // Custom lower build_vector, vector_shuffle, and extract_vector_elt.
     for (unsigned VT = (unsigned)MVT::v16i8; VT != (unsigned)MVT::v2i64; VT++) {
+      // Do not attempt to custom lower non-power-of-2 vectors
+      if (!isPowerOf2_32(MVT::getVectorNumElements(VT)))
+        continue;
       setOperationAction(ISD::BUILD_VECTOR,        (MVT::ValueType)VT, Custom);
       setOperationAction(ISD::VECTOR_SHUFFLE,      (MVT::ValueType)VT, Custom);
       setOperationAction(ISD::EXTRACT_VECTOR_ELT,  (MVT::ValueType)VT, Custom);