Fix Object.prototype.toString.call(proxy)

src/crankshaft/ppc/lithium-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.
 
 #include "src/crankshaft/ppc/lithium-codegen-ppc.h"
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/crankshaft/hydrogen-osr.h"
@@ skipping 2596 matching lines @@
   DCHECK(!input.is(temp));
   DCHECK(!input.is(temp2));
   DCHECK(!temp.is(temp2));
 
   __ JumpIfSmi(input, is_false);
 
   if (String::Equals(isolate()->factory()->Function_string(), class_name)) {
     // Assuming the following assertions, we can use the same compares to test
     // for both being a function type and being in the object type range.
     STATIC_ASSERT(NUM_OF_CALLABLE_SPEC_OBJECT_TYPES == 2);
-    STATIC_ASSERT(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE ==
-                  FIRST_JS_RECEIVER_TYPE + 1);
     STATIC_ASSERT(LAST_NONCALLABLE_SPEC_OBJECT_TYPE ==
                   LAST_JS_RECEIVER_TYPE - 1);
     STATIC_ASSERT(LAST_JS_RECEIVER_TYPE == LAST_TYPE);
     __ CompareObjectType(input, temp, temp2, FIRST_JS_RECEIVER_TYPE);
     __ blt(is_false);
-    __ beq(is_true);
     __ cmpi(temp2, Operand(LAST_JS_RECEIVER_TYPE));
     __ beq(is_true);
   } else {
     // Faster code path to avoid two compares: subtract lower bound from the
     // actual type and do a signed compare with the width of the type range.
     __ LoadP(temp, FieldMemOperand(input, HeapObject::kMapOffset));
     __ lbz(temp2, FieldMemOperand(temp, Map::kInstanceTypeOffset));
-    __ subi(temp2, temp2, Operand(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE));
+    __ subi(temp2, temp2, Operand(FIRST_JS_RECEIVER_TYPE));
     __ cmpi(temp2, Operand(LAST_NONCALLABLE_SPEC_OBJECT_TYPE -
-                           FIRST_NONCALLABLE_SPEC_OBJECT_TYPE));
+                           FIRST_JS_RECEIVER_TYPE));
     __ bgt(is_false);
   }
 
   // Now we are in the FIRST-LAST_NONCALLABLE_SPEC_OBJECT_TYPE range.
   // Check if the constructor in the map is a function.
   Register instance_type = ip;
   __ GetMapConstructor(temp, temp, temp2, instance_type);
 
   // Objects with a non-function constructor have class 'Object'.
   __ cmpi(instance_type, Operand(JS_FUNCTION_TYPE));
@@ skipping 3269 matching lines @@
   __ Push(scope_info);
   __ push(ToRegister(instr->function()));
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8