Revert r199628: "[AArch64 NEON] Fix a bug caused by undef lane when generating VEXT."

[oota-llvm.git] / lib / CodeGen / DFAPacketizer.cpp

diff --git a/lib/CodeGen/DFAPacketizer.cpp b/lib/CodeGen/DFAPacketizer.cpp
index 840a10128daf41c8113457074e405426ab86b3e3..6619bcfd194f1780159e45728c76d58f7422686c 100644 (file)
--- a/lib/CodeGen/DFAPacketizer.cpp
+++ b/lib/CodeGen/DFAPacketizer.cpp
@@ -160,7 +160,8 @@ void VLIWPacketizerList::PacketizeMIs(MachineBasicBlock *MBB,
                                       MachineBasicBlock::iterator EndItr) {
   assert(VLIWScheduler && "VLIW Scheduler is not initialized!");
   VLIWScheduler->startBlock(MBB);
-  VLIWScheduler->enterRegion(MBB, BeginItr, EndItr, MBB->size());
+  VLIWScheduler->enterRegion(MBB, BeginItr, EndItr,
+                             std::distance(BeginItr, EndItr));
   VLIWScheduler->schedule();
 
   // Generate MI -> SU map.