Added major new capabilities to scheduler (only BURR for now) to support physical register dependency. The BURR scheduler can now backtrace and duplicate instructions in order to avoid "expensive / impossible to copy" values (e.g. status flag EFLAGS for x86) from being clobbered.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42284 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp
index 6014fe9453..286ef1fa66 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp
@@ -697,9 +697,9 @@ void ScheduleDAGSimple::EmitAll() {
     NodeInfo *NI = Ordering[i];
     if (NI->isInGroup()) {
       NodeGroupIterator NGI(Ordering[i]);
-      while (NodeInfo *NI = NGI.next()) EmitNode(NI->Node, VRBaseMap);
+      while (NodeInfo *NI = NGI.next()) EmitNode(NI->Node, 0, VRBaseMap);
     } else {
-      EmitNode(NI->Node, VRBaseMap);
+      EmitNode(NI->Node, 0, VRBaseMap);
     }
   }
 }