Fix an off by one error that caused PPC LLC failures last night.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26758 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 991b088e17c0b260236dcaf22ceb7db7b78fe73f..a392ba9ba702b359543e046c9da502692dfc4f23 100644 (file)
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -208,7 +208,7 @@ void PPCDAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
   SSARegMap *RegMap = DAG.getMachineFunction().getSSARegMap();
   bool HasVectorVReg = false;
   for (unsigned i = MRegisterInfo::FirstVirtualRegister, 
-       e = RegMap->getLastVirtReg(); i != e; ++i)
+       e = RegMap->getLastVirtReg()+1; i != e; ++i)
     if (RegMap->getRegClass(i) == &PPC::VRRCRegClass) {
       HasVectorVReg = true;
       break;