Remove FrameAccess struct from hasLoadFromStackSlot

This removes the FrameAccess struct that was added to the interface
in D51537, since the PseudoValue from the MachineMemoryOperand
can be safely casted to a FixedStackPseudoSourceValue.

Reviewers: MatzeB, thegameg, javed.absar

Reviewed By: thegameg

Differential Revision: https://reviews.llvm.org/D51617

llvm-svn: 341454
diff --git a/llvm/lib/CodeGen/RegAllocGreedy.cpp b/llvm/lib/CodeGen/RegAllocGreedy.cpp
index d48f37f..5f1f28ff 100644
--- a/llvm/lib/CodeGen/RegAllocGreedy.cpp
+++ b/llvm/lib/CodeGen/RegAllocGreedy.cpp
@@ -3120,24 +3120,23 @@
     // Handle blocks that were not included in subloops.
     if (Loops->getLoopFor(MBB) == L)
       for (MachineInstr &MI : *MBB) {
-        SmallVector<TargetInstrInfo::FrameAccess, 2> Accesses;
+        SmallVector<const MachineMemOperand *, 2> Accesses;
+        auto isSpillSlotAccess = [&MFI](const MachineMemOperand *A) {
+          return MFI.isSpillSlotObjectIndex(
+              cast<FixedStackPseudoSourceValue>(A->getPseudoValue())
+                  ->getFrameIndex());
+        };
 
         if (TII->isLoadFromStackSlot(MI, FI) && MFI.isSpillSlotObjectIndex(FI))
           ++Reloads;
         else if (TII->hasLoadFromStackSlot(MI, Accesses) &&
-                 llvm::any_of(Accesses,
-                              [&MFI](const TargetInstrInfo::FrameAccess &A) {
-                                return MFI.isSpillSlotObjectIndex(A.FI);
-                              }))
+                 llvm::any_of(Accesses, isSpillSlotAccess))
           ++FoldedReloads;
         else if (TII->isStoreToStackSlot(MI, FI) &&
                  MFI.isSpillSlotObjectIndex(FI))
           ++Spills;
         else if (TII->hasStoreToStackSlot(MI, Accesses) &&
-                 llvm::any_of(Accesses,
-                              [&MFI](const TargetInstrInfo::FrameAccess &A) {
-                                return MFI.isSpillSlotObjectIndex(A.FI);
-                              }))
+                 llvm::any_of(Accesses, isSpillSlotAccess))
           ++FoldedSpills;
       }