Distinquish stack slots from other stack objects. They (and fixed objects) get FixedStack PseudoSourceValues.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84326 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp
index c78f35b..cac098b 100644
--- a/lib/CodeGen/VirtRegMap.cpp
+++ b/lib/CodeGen/VirtRegMap.cpp
@@ -118,7 +118,7 @@
          "attempt to assign stack slot to already spilled register");
   const TargetRegisterClass* RC = MF->getRegInfo().getRegClass(virtReg);
   int SS = MF->getFrameInfo()->CreateStackObject(RC->getSize(),
-                                                RC->getAlignment());
+                                              RC->getAlignment(), /*isSS*/true);
   if (LowSpillSlot == NO_STACK_SLOT)
     LowSpillSlot = SS;
   if (HighSpillSlot == NO_STACK_SLOT || SS > HighSpillSlot)
@@ -162,7 +162,7 @@
   if (I != EmergencySpillSlots.end())
     return I->second;
   int SS = MF->getFrameInfo()->CreateStackObject(RC->getSize(),
-                                                RC->getAlignment());
+                                              RC->getAlignment(), /*isSS*/true);
   if (LowSpillSlot == NO_STACK_SLOT)
     LowSpillSlot = SS;
   if (HighSpillSlot == NO_STACK_SLOT || SS > HighSpillSlot)