1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCPreEmitPeephole.cpp b/llvm/lib/Target/PowerPC/PPCPreEmitPeephole.cpp
index b1c0433641d..15c09a5a868 100644
--- a/llvm/lib/Target/PowerPC/PPCPreEmitPeephole.cpp
+++ b/llvm/lib/Target/PowerPC/PPCPreEmitPeephole.cpp
@@ -35,6 +35,8 @@ STATISTIC(NumRemovedInPreEmit,
           "Number of instructions deleted in pre-emit peephole");
 STATISTIC(NumberOfSelfCopies,
           "Number of self copy instructions eliminated");
+STATISTIC(NumFrameOffFoldInPreEmit,
+          "Number of folding frame offset by using r+r in pre-emit peephole");
 
 static cl::opt<bool>
 RunPreEmitPeephole("ppc-late-peephole", cl::Hidden, cl::init(true),
@@ -202,6 +204,12 @@ namespace {
               InstrsToErase.push_back(DefMIToErase);
             }
           }
+          if (TII->foldFrameOffset(MI)) {
+            Changed = true;
+            NumFrameOffFoldInPreEmit++;
+            LLVM_DEBUG(dbgs() << "Frame offset folding by using index form: ");
+            LLVM_DEBUG(MI.dump());
+          }
         }
 
         // Eliminate conditional branch based on a constant CR bit by