Replace TargetInstrInfo::isInvariantLoad and its target-specific
implementations with a new MachineInstr::isInvariantLoad, which uses
MachineMemOperands and is target-independent. This brings MachineLICM
and other functionality to targets which previously lacked an
isInvariantLoad implementation.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83475 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ScheduleDAGInstrs.cpp b/lib/CodeGen/ScheduleDAGInstrs.cpp
index b55e606..f50844f 100644
--- a/lib/CodeGen/ScheduleDAGInstrs.cpp
+++ b/lib/CodeGen/ScheduleDAGInstrs.cpp
@@ -375,7 +375,7 @@
         // Treat all other stores conservatively.
         goto new_chain;
     } else if (TID.mayLoad()) {
-      if (TII->isInvariantLoad(MI)) {
+      if (MI->isInvariantLoad()) {
         // Invariant load, no chain dependencies needed!
       } else if (const Value *V = getUnderlyingObjectForInstr(MI)) {
         // A load from a specific PseudoSourceValue. Add precise dependencies.