Refactor MacroAssembler::Prologue.

src/mips/lithium-codegen-mips.cc

 // Copyright 2012 the V8 project authors. All rights reserved.7
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 144 matching lines @@
       __ lw(a2, FieldMemOperand(a2, GlobalObject::kGlobalReceiverOffset));
 
       __ sw(a2, MemOperand(sp, receiver_offset));
 
       __ bind(&ok);
     }
   }
 
   info()->set_prologue_offset(masm_->pc_offset());
   if (NeedsEagerFrame()) {
-    __ Prologue(info());
+    if (info()->IsStub()) {
+      __ StubPrologue();
+    } else {
+      __ Prologue(info()->IsCodePreAgingActive());
+    }
     frame_is_built_ = true;
     info_->AddNoFrameRange(0, masm_->pc_offset());
   }
 
   // Reserve space for the stack slots needed by the code.
   int slots = GetStackSlotCount();
   if (slots > 0) {
     if (FLAG_debug_code) {
       __ Subu(sp,  sp, Operand(slots * kPointerSize));
       __ Push(a0, a1);
@@ skipping 5743 matching lines @@
   __ lw(result, FieldMemOperand(scratch,
                                 FixedArray::kHeaderSize - kPointerSize));
   __ bind(deferred->exit());
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal