Fastpath some spread-call desugaring.

src/crankshaft/ia32/lithium-codegen-ia32.cc

 // Copyright 2012 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_IA32
 
 #include "src/crankshaft/ia32/lithium-codegen-ia32.h"
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
@@ skipping 2613 matching lines @@
     DCHECK(instr->hydrogen()->elements_kind() == FAST_HOLEY_ELEMENTS);
     Label done;
     __ cmp(result, factory()->the_hole_value());
     __ j(not_equal, &done);
     if (info()->IsStub()) {
       // A stub can safely convert the hole to undefined only if the array
       // protector cell contains (Smi) Isolate::kArrayProtectorValid.
       // Otherwise it needs to bail out.
       __ LoadRoot(result, Heap::kArrayProtectorRootIndex);
       __ cmp(FieldOperand(result, PropertyCell::kValueOffset),
-             Immediate(Smi::FromInt(Isolate::kArrayProtectorValid)));
+             Immediate(Smi::FromInt(Isolate::kProtectorValid)));
       DeoptimizeIf(not_equal, instr, DeoptimizeReason::kHole);
     }
     __ mov(result, isolate()->factory()->undefined_value());
     __ bind(&done);
   }
 }
 
 
 void LCodeGen::DoLoadKeyed(LLoadKeyed* instr) {
   if (instr->is_fixed_typed_array()) {
@@ skipping 2505 matching lines @@
   __ bind(deferred->exit());
   __ bind(&done);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_IA32