remove blanks, and some code format

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151625 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsDelaySlotFiller.cpp b/lib/Target/Mips/MipsDelaySlotFiller.cpp
index df699f8..dfc01cd 100644
--- a/lib/Target/Mips/MipsDelaySlotFiller.cpp
+++ b/lib/Target/Mips/MipsDelaySlotFiller.cpp
@@ -105,7 +105,7 @@
       if (EnableDelaySlotFiller && findDelayInstr(MBB, I, D)) {
         MBB.splice(llvm::next(I), &MBB, D);
         ++UsefulSlots;
-      } else 
+      } else
         BuildMI(MBB, llvm::next(I), I->getDebugLoc(), TII->get(Mips::NOP));
 
       // Record the filler instruction that filled the delay slot.
@@ -173,7 +173,7 @@
     return true;
 
   // Loads or stores cannot be moved past a store to the delay slot
-  // and stores cannot be moved past a load. 
+  // and stores cannot be moved past a load.
   if (candidate->mayLoad()) {
     if (sawStore)
       return true;
@@ -220,8 +220,8 @@
   MCInstrDesc MCID = MI->getDesc();
   unsigned e = MI->isCall() || MI->isReturn() ? MCID.getNumOperands() :
                                                 MI->getNumOperands();
-  
-  // Add RA to RegDefs to prevent users of RA from going into delay slot. 
+
+  // Add RA to RegDefs to prevent users of RA from going into delay slot.
   if (MI->isCall())
     RegDefs.insert(Mips::RA);