Refactor MacroAssembler::Prologue.

src/arm64/full-codegen-arm64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "v8.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "code-stubs.h"
 #include "codegen.h"
@@ skipping 152 matching lines @@
   // Open a frame scope to indicate that there is a frame on the stack.
   // The MANUAL indicates that the scope shouldn't actually generate code
   // to set up the frame because we do it manually below.
   FrameScope frame_scope(masm_, StackFrame::MANUAL);
 
   // This call emits the following sequence in a way that can be patched for
   // code ageing support:
   //  Push(lr, fp, cp, x1);
   //  Add(fp, jssp, 2 * kPointerSize);
   info->set_prologue_offset(masm_->pc_offset());
-  ASSERT(!info->IsStub());
-  __ Prologue(info);
+  __ Prologue(info->IsCodePreAgingActive());
   info->AddNoFrameRange(0, masm_->pc_offset());
 
   // Reserve space on the stack for locals.
   { Comment cmnt(masm_, "[ Allocate locals");
     int locals_count = info->scope()->num_stack_slots();
     // Generators allocate locals, if any, in context slots.
     ASSERT(!info->function()->is_generator() || locals_count == 0);
 
     if (locals_count > 0) {
       if (locals_count >= 128) {
@@ skipping 4702 matching lines @@
   return previous_;
 }
 
 
 #undef __
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM64