Compute out arguments size

src/IceTargetLoweringMIPS32.cpp

 //===- subzero/src/IceTargetLoweringMIPS32.cpp - MIPS32 lowering ----------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 76 matching lines @@
 }
 
 void TargetMIPS32::translateO2() {
   TimerMarker T(TimerStack::TT_O2, Func);
 
   // TODO(stichnot): share passes with X86?
   // https://code.google.com/p/nativeclient/issues/detail?id=4094
   genTargetHelperCalls();
 
   // Merge Alloca instructions, and lay out the stack.
-  static constexpr bool SortAndCombineAllocas = true;
+  static constexpr bool SortAndCombineAllocas = false;
   Func->processAllocas(SortAndCombineAllocas);
   Func->dump("After Alloca processing");
 
   if (!Ctx->getFlags().getPhiEdgeSplit()) {
     // Lower Phi instructions.
     Func->placePhiLoads();
     if (Func->hasError())
       return;
     Func->placePhiStores();
     if (Func->hasError())
@@ skipping 966 matching lines @@
   Ostream &Str = Ctx->getStrEmit();
   Str << "\t.set\tnomicromips\n";
   Str << "\t.set\tnomips16\n";
 }
 
 llvm::SmallBitVector TargetMIPS32::TypeToRegisterSet[IceType_NUM];
 llvm::SmallBitVector TargetMIPS32::RegisterAliases[RegMIPS32::Reg_NUM];
 llvm::SmallBitVector TargetMIPS32::ScratchRegs;
 
 } // end of namespace Ice