[llvm-commits] CVS: llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp

[Evan Cheng]

Changes in directory llvm/lib/CodeGen/SelectionDAG:

ScheduleDAG.cpp updated: 1.94 -> 1.95
---
Log message:

commuteInstruction() does not always create a new MI!


---
Diffs of the changes:  (+4 -2)

 ScheduleDAG.cpp |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)


Index: llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp:1.94 
llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp:1.95
--- llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp:1.94  Wed May 31 02:13:03 2006
+++ llvm/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp       Wed May 31 13:03:39 2006
@@ -402,8 +402,10 @@
         DEBUG(std::cerr << "Sched: COMMUTING FAILED!\n");
       else {
         DEBUG(std::cerr << "Sched: COMMUTED TO: " << *NewMI);
-        delete MI;
-        MI = NewMI;
+        if (MI != NewMI) {
+          delete MI;
+          MI = NewMI;
+        }
       }
     }
 



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