Port FastCloneShallowArrayStub to Turbofan

src/full-codegen/ppc/full-codegen-ppc.cc

 // Copyright 2014 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.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/full-codegen/full-codegen.h"
 #include "src/ast/compile-time-value.h"
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
@@ skipping 1526 matching lines @@
   __ LoadP(r6, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
   __ LoadSmiLiteral(r5, Smi::FromInt(expr->literal_index()));
   __ mov(r4, Operand(constant_elements));
   if (MustCreateArrayLiteralWithRuntime(expr)) {
     __ LoadSmiLiteral(r3, Smi::FromInt(expr->ComputeFlags()));
     __ Push(r6, r5, r4, r3);
     __ CallRuntime(Runtime::kCreateArrayLiteral);
   } else {
     FastCloneShallowArrayStub stub(isolate(), allocation_site_mode);
     __ CallStub(&stub);
+    RestoreContext();
   }
   PrepareForBailoutForId(expr->CreateLiteralId(), BailoutState::TOS_REGISTER);
 
   bool result_saved = false;  // Is the result saved to the stack?
   ZoneList<Expression*>* subexprs = expr->values();
   int length = subexprs->length();
 
   // Emit code to evaluate all the non-constant subexpressions and to store
   // them into the newly cloned array.
   for (int array_index = 0; array_index < length; array_index++) {
@@ skipping 2140 matching lines @@
 
   DCHECK(Assembler::IsCrSet(Assembler::instr_at(cmp_address)));
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OnStackReplacement()->entry());
   return ON_STACK_REPLACEMENT;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC