Remove dead code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132488 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/ScheduleDAG.h b/include/llvm/CodeGen/ScheduleDAG.h
index 2eb3db319ddfc8bbb8c5152aa2c039dbd45bb368..2f01948568bc4e7dd4c4f6bd3bb8f74dcc9c83de 100644 (file)
--- a/include/llvm/CodeGen/ScheduleDAG.h
+++ b/include/llvm/CodeGen/ScheduleDAG.h
@@ -265,7 +265,6 @@ namespace llvm {
     bool isCloned         : 1;          // True if this node has been cloned.
     Sched::Preference SchedulingPref;   // Scheduling preference.
 
-    SmallVector<MachineInstr*, 4> DbgInstrList; // dbg_values referencing this.
   private:
     bool isDepthCurrent   : 1;          // True if Depth is current.
     bool isHeightCurrent  : 1;          // True if Height is current.

diff --git a/lib/CodeGen/ScheduleDAGInstrs.cpp b/lib/CodeGen/ScheduleDAGInstrs.cpp
index 3d4e70509068566536051f5a3e42604bd9ea07ff..2363df429e36f52d561e82f53bd1f8c3a765f269 100644 (file)
--- a/lib/CodeGen/ScheduleDAGInstrs.cpp
+++ b/lib/CodeGen/ScheduleDAGInstrs.cpp
@@ -670,16 +670,11 @@ MachineBasicBlock *ScheduleDAGInstrs::EmitSchedule() {
 
   // Then re-insert them according to the given schedule.
   for (unsigned i = 0, e = Sequence.size(); i != e; i++) {
-    SUnit *SU = Sequence[i];
-    if (!SU) {
+    if (SUnit *SU = Sequence[i])
+      BB->insert(InsertPos, SU->getInstr());
+    else
       // Null SUnit* is a noop.
       EmitNoop();
-      continue;
-    }
-
-    BB->insert(InsertPos, SU->getInstr());
-    for (unsigned i = 0, e = SU->DbgInstrList.size() ; i < e ; ++i)
-      BB->insert(InsertPos, SU->DbgInstrList[i]);
   }
 
   // Update the Begin iterator, as the first instruction in the block