[llvm-commits] [llvm] r136130 - in /llvm/trunk: lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp test/CodeGen/X86/split-vector-bitcast.ll

[Eli Friedman]

Author: efriedma
Date: Tue Jul 26 15:38:49 2011
New Revision: 136130

URL: http://llvm.org/viewvc/llvm-project?rev=136130&view=rev
Log:
Add obvious missing case to switch.  PR10497.


Added:
    llvm/trunk/test/CodeGen/X86/split-vector-bitcast.ll
Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp?rev=136130&r1=136129&r2=136130&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp Tue Jul 26 15:38:49 2011
@@ -524,12 +524,11 @@
 
   // Handle some special cases efficiently.
   switch (getTypeAction(InVT)) {
-  default:
-    assert(false && "Unknown type action!");
   case TargetLowering::TypeLegal:
   case TargetLowering::TypePromoteInteger:
   case TargetLowering::TypeSoftenFloat:
   case TargetLowering::TypeScalarizeVector:
+  case TargetLowering::TypeWidenVector:
     break;
   case TargetLowering::TypeExpandInteger:
   case TargetLowering::TypeExpandFloat:

Added: llvm/trunk/test/CodeGen/X86/split-vector-bitcast.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/split-vector-bitcast.ll?rev=136130&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/split-vector-bitcast.ll (added)
+++ llvm/trunk/test/CodeGen/X86/split-vector-bitcast.ll Tue Jul 26 15:38:49 2011
@@ -0,0 +1,12 @@
+; RUN: llc < %s -march=x86 -mattr=-sse2,+sse | grep addps
+
+; PR10497
+; (This is primarily checking that this construct doesn't crash.)
+define void @a(<2 x float>* %a, <2 x i32>* %b) {
+  %cc = load <2 x float>* %a
+  %c = fadd <2 x float> %cc, %cc
+  %dd = bitcast <2 x float> %c to <2 x i32>
+  %d = add <2 x i32> %dd, %dd
+  store <2 x i32> %d, <2 x i32>* %b
+  ret void
+}