This patch handles unaligned loads and stores in Mips JIT. Mips backend

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

diff --git a/lib/CodeGen/ScheduleDAGEmit.cpp b/lib/CodeGen/ScheduleDAGEmit.cpp
index 6b7a8c6491bd1b699e067bfe45ffdd9adac8441d..f8b1bc76eb8bb3b9a86b86dd4ab48f340c4d0a32 100644 (file)
--- a/lib/CodeGen/ScheduleDAGEmit.cpp
+++ b/lib/CodeGen/ScheduleDAGEmit.cpp
@@ -45,6 +45,7 @@ void ScheduleDAG::EmitPhysRegCopy(SUnit *SU,
       unsigned Reg = 0;
       for (SUnit::const_succ_iterator II = SU->Succs.begin(),
              EE = SU->Succs.end(); II != EE; ++II) {
+        if (II->isCtrl()) continue;  // ignore chain preds
         if (II->getReg()) {
           Reg = II->getReg();
           break;