[turbofan] Make sure there is space for lazy deopt patching before the constant pool.

src/compiler/code-generator.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 "src/compiler/code-generator.h"
 
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/pipeline.h"
 
@@ skipping 67 matching lines @@
   // Assemble all out-of-line code.
   if (ools_) {
     masm()->RecordComment("-- Out of line code --");
     for (OutOfLineCode* ool = ools_; ool; ool = ool->next()) {
       masm()->bind(ool->entry());
       ool->Generate();
       masm()->jmp(ool->exit());
     }
   }
 
-  FinishCode(masm());
-
   // Ensure there is space for lazy deoptimization in the code.
   if (!info->IsStub()) {
     int target_offset = masm()->pc_offset() + Deoptimizer::patch_size();
     while (masm()->pc_offset() < target_offset) {
       masm()->nop();
     }
   }
 
+  FinishCode(masm());
+
   safepoints()->Emit(masm(), frame()->GetSpillSlotCount());
 
   // TODO(titzer): what are the right code flags here?
   Code::Kind kind = Code::STUB;
   if (linkage()->GetIncomingDescriptor()->IsJSFunctionCall()) {
     kind = Code::OPTIMIZED_FUNCTION;
   }
   Handle<Code> result = v8::internal::CodeGenerator::MakeCodeEpilogue(
       masm(), Code::ComputeFlags(kind), info);
   result->set_is_turbofanned(true);
@@ skipping 476 matching lines @@
     : masm_(gen->masm()), next_(gen->ools_) {
   gen->ools_ = this;
 }
 
 
 OutOfLineCode::~OutOfLineCode() {}
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8