Replace our homegrown ARRAY_SIZE() with Chrome's arraysize().

src/arm64/code-stubs-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 "src/v8.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
 #include "src/ic/handler-compiler.h"
 #include "src/isolate.h"
 #include "src/jsregexp.h"
 #include "src/regexp-macro-assembler.h"
 #include "src/runtime.h"
 
 namespace v8 {
 namespace internal {
 
 void FastNewClosureStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: function info
   Register registers[] = { cp, x2 };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kNewClosureFromStubFailure)->entry);
 }
 
 
 void FastNewContextStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x1: function
   Register registers[] = { cp, x1 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
 void ToNumberStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value
   Register registers[] = { cp, x0 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
 void NumberToStringStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value
   Register registers[] = { cp, x0 };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kNumberToStringRT)->entry);
 }
 
 
 void FastCloneShallowArrayStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x3: array literals array
   // x2: array literal index
   // x1: constant elements
   Register registers[] = { cp, x3, x2, x1 };
   Representation representations[] = {
     Representation::Tagged(),
     Representation::Tagged(),
     Representation::Smi(),
     Representation::Tagged() };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kCreateArrayLiteralStubBailout)->entry,
       representations);
 }
 
 
 void FastCloneShallowObjectStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x3: object literals array
   // x2: object literal index
   // x1: constant properties
   // x0: object literal flags
   Register registers[] = { cp, x3, x2, x1, x0 };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kCreateObjectLiteral)->entry);
 }
 
 
 void CreateAllocationSiteStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: feedback vector
   // x3: call feedback slot
   Register registers[] = { cp, x2, x3 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
 void CallFunctionStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // x1  function    the function to call
   Register registers[] = {cp, x1};
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
 void CallConstructStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // x0 : number of arguments
   // x1 : the function to call
   // x2 : feedback vector
   // x3 : slot in feedback vector (smi) (if r2 is not the megamorphic symbol)
   // TODO(turbofan): So far we don't gather type feedback and hence skip the
   // slot parameter, but ArrayConstructStub needs the vector to be undefined.
   Register registers[] = {cp, x0, x1, x2};
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers);
 }
 
 
 void RegExpConstructResultStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: length
   // x1: index (of last match)
   // x0: string
   Register registers[] = { cp, x2, x1, x0 };
   descriptor->Initialize(
-      MajorKey(), ARRAY_SIZE(registers), registers,
+      MajorKey(), arraysize(registers), registers,
       Runtime::FunctionForId(Runtime::kRegExpConstructResult)->entry);
 }
 
 
 void TransitionElementsKindStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value (js_array)
   // x1: to_map
   Register registers[] = { cp, x0, x1 };
   Address entry =
       Runtime::FunctionForId(Runtime::kTransitionElementsKind)->entry;
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(entry));
 }
 
 
 void CompareNilICStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value to compare
   Register registers[] = { cp, x0 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(CompareNilIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kCompareNilIC_Miss), isolate()));
 }
 
 
 const Register InterfaceDescriptor::ContextRegister() { return cp; }
 
 
 static void InitializeArrayConstructorDescriptor(
     CodeStub::Major major, CodeStubInterfaceDescriptor* descriptor,
     int constant_stack_parameter_count) {
   // cp: context
   // x1: function
   // x2: allocation site with elements kind
   // x0: number of arguments to the constructor function
   Address deopt_handler = Runtime::FunctionForId(
       Runtime::kArrayConstructor)->entry;
 
   if (constant_stack_parameter_count == 0) {
     Register registers[] = { cp, x1, x2 };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(major, arraysize(registers), registers,
                            deopt_handler, NULL, constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE);
   } else {
     // stack param count needs (constructor pointer, and single argument)
     Register registers[] = { cp, x1, x2, x0 };
     Representation representations[] = {
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Integer32() };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers, x0,
+    descriptor->Initialize(major, arraysize(registers), registers, x0,
                            deopt_handler, representations,
                            constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE, PASS_ARGUMENTS);
   }
 }
 
 
 void ArrayNoArgumentConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   InitializeArrayConstructorDescriptor(MajorKey(), descriptor, 0);
@@ skipping 16 matching lines @@
     CodeStub::Major major, CodeStubInterfaceDescriptor* descriptor,
     int constant_stack_parameter_count) {
   // cp: context
   // x1: constructor function
   // x0: number of arguments to the constructor function
   Address deopt_handler = Runtime::FunctionForId(
       Runtime::kInternalArrayConstructor)->entry;
 
   if (constant_stack_parameter_count == 0) {
     Register registers[] = { cp, x1 };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(major, arraysize(registers), registers,
                            deopt_handler, NULL, constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE);
   } else {
     // stack param count needs (constructor pointer, and single argument)
     Register registers[] = { cp, x1, x0 };
     Representation representations[] = {
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Integer32() };
-    descriptor->Initialize(major, ARRAY_SIZE(registers), registers, x0,
+    descriptor->Initialize(major, arraysize(registers), registers, x0,
                            deopt_handler, representations,
                            constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE, PASS_ARGUMENTS);
   }
 }
 
 
 void InternalArrayNoArgumentConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   InitializeInternalArrayConstructorDescriptor(MajorKey(), descriptor, 0);
@@ skipping 10 matching lines @@
     CodeStubInterfaceDescriptor* descriptor) {
   InitializeInternalArrayConstructorDescriptor(MajorKey(), descriptor, -1);
 }
 
 
 void ToBooleanStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value
   Register registers[] = { cp, x0 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(ToBooleanIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kToBooleanIC_Miss), isolate()));
 }
 
 
 void BinaryOpICStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x1: left operand
   // x0: right operand
   Register registers[] = { cp, x1, x0 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(BinaryOpIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kBinaryOpIC_Miss), isolate()));
 }
 
 
 void BinaryOpWithAllocationSiteStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: allocation site
   // x1: left operand
   // x0: right operand
   Register registers[] = { cp, x2, x1, x0 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          FUNCTION_ADDR(BinaryOpIC_MissWithAllocationSite));
 }
 
 
 void StringAddStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x1: left operand
   // x0: right operand
   Register registers[] = { cp, x1, x0 };
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), arraysize(registers), registers,
                          Runtime::FunctionForId(Runtime::kStringAdd)->entry);
 }
 
 
 void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
   static PlatformInterfaceDescriptor default_descriptor =
       PlatformInterfaceDescriptor(CAN_INLINE_TARGET_ADDRESS);
 
   static PlatformInterfaceDescriptor noInlineDescriptor =
       PlatformInterfaceDescriptor(NEVER_INLINE_TARGET_ADDRESS);
 
   {
     CallInterfaceDescriptor* descriptor =
         isolate->call_descriptor(Isolate::ArgumentAdaptorCall);
     Register registers[] = { cp,  // context
                              x1,  // JSFunction
                              x0,  // actual number of arguments
                              x2,  // expected number of arguments
     };
     Representation representations[] = {
         Representation::Tagged(),     // context
         Representation::Tagged(),     // JSFunction
         Representation::Integer32(),  // actual number of arguments
         Representation::Integer32(),  // expected number of arguments
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(arraysize(registers), registers,
                            representations, &default_descriptor);
   }
   {
     CallInterfaceDescriptor* descriptor =
         isolate->call_descriptor(Isolate::KeyedCall);
     Register registers[] = { cp,  // context
                              x2,  // key
     };
     Representation representations[] = {
         Representation::Tagged(),     // context
         Representation::Tagged(),     // key
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(arraysize(registers), registers,
                            representations, &noInlineDescriptor);
   }
   {
     CallInterfaceDescriptor* descriptor =
         isolate->call_descriptor(Isolate::NamedCall);
     Register registers[] = { cp,  // context
                              x2,  // name
     };
     Representation representations[] = {
         Representation::Tagged(),     // context
         Representation::Tagged(),     // name
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(arraysize(registers), registers,
                            representations, &noInlineDescriptor);
   }
   {
     CallInterfaceDescriptor* descriptor =
         isolate->call_descriptor(Isolate::CallHandler);
     Register registers[] = { cp,  // context
                              x0,  // receiver
     };
     Representation representations[] = {
         Representation::Tagged(),  // context
         Representation::Tagged(),  // receiver
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(arraysize(registers), registers,
                            representations, &default_descriptor);
   }
   {
     CallInterfaceDescriptor* descriptor =
         isolate->call_descriptor(Isolate::ApiFunctionCall);
     Register registers[] = { cp,  // context
                              x0,  // callee
                              x4,  // call_data
                              x2,  // holder
                              x1,  // api_function_address
     };
     Representation representations[] = {
         Representation::Tagged(),    // context
         Representation::Tagged(),    // callee
         Representation::Tagged(),    // call_data
         Representation::Tagged(),    // holder
         Representation::External(),  // api_function_address
     };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
+    descriptor->Initialize(arraysize(registers), registers,
                            representations, &default_descriptor);
   }
 }
 
 
 #define __ ACCESS_MASM(masm)
 
 
 void HydrogenCodeStub::GenerateLightweightMiss(MacroAssembler* masm) {
   // Update the static counter each time a new code stub is generated.
@@ skipping 5023 matching lines @@
                               MemOperand(fp, 6 * kPointerSize),
                               NULL);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM64