[llvm-commits] [llvm] r109415 - /llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

[Dan Gohman]

Author: djg
Date: Mon Jul 26 13:15:41 2010
New Revision: 109415

URL: http://llvm.org/viewvc/llvm-project?rev=109415&view=rev
Log:
Handle Values with no value in getCopyFromRegs.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp?rev=109415&r1=109414&r2=109415&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp Mon Jul 26 13:15:41 2010
@@ -530,6 +530,10 @@
                                       FunctionLoweringInfo &FuncInfo,
                                       DebugLoc dl,
                                       SDValue &Chain, SDValue *Flag) const {
+  // A Value with type {} or [0 x %t] needs no registers.
+  if (ValueVTs.empty())
+    return SDValue();
+
   const TargetLowering &TLI = DAG.getTargetLoweringInfo();
 
   // Assemble the legal parts into the final values.