Don't insert branch hint lables that are never used.

llvm-svn: 138630

1 files changed, 0 insertions, 12 deletions

diff --git a/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp b/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp
index 8e3186b599b..093f99f2871 100644
--- a/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp
+++ b/llvm/lib/Target/CellSPU/SPUFrameLowering.cpp
@@ -181,18 +181,6 @@ void SPUFrameLowering::emitPrologue(MachineFunction &MF) const {
       MachineLocation FPSrc(MachineLocation::VirtualFP);
       Moves.push_back(MachineMove(ReadyLabel, FPDst, FPSrc));
     }
-  } else {
-    // This is a leaf function -- insert a branch hint iff there are
-    // sufficient number instructions in the basic block. Note that
-    // this is just a best guess based on the basic block's size.
-    if (MBB.size() >= (unsigned) SPUFrameLowering::branchHintPenalty()) {
-      MachineBasicBlock::iterator MBBI = MBB.getLastNonDebugInstr();
-      dl = MBBI->getDebugLoc();
-
-      // Insert terminator label
-      BuildMI(MBB, MBBI, dl, TII.get(SPU::PROLOG_LABEL))
-        .addSym(MMI.getContext().CreateTempSymbol());
-    }
   }
 }