VM: Re-format to use at most one newline between functions

runtime/vm/stub_code_x64_test.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_X64)
 
+#include "vm/dart_entry.h"
 #include "vm/isolate.h"
-#include "vm/dart_entry.h"
 #include "vm/native_entry.h"
 #include "vm/native_entry_test.h"
 #include "vm/object.h"
 #include "vm/runtime_entry.h"
 #include "vm/stub_code.h"
 #include "vm/symbols.h"
 #include "vm/unit_test.h"
 
 #define __ assembler->
 
 namespace dart {
 
 static Function* CreateFunction(const char* name) {
   const String& class_name =
       String::Handle(Symbols::New(Thread::Current(), "ownerClass"));
   const Script& script = Script::Handle();
   const Library& lib = Library::Handle(Library::New(class_name));
   const Class& owner_class = Class::Handle(
       Class::New(lib, class_name, script, TokenPosition::kNoSource));
   const String& function_name =
       String::ZoneHandle(Symbols::New(Thread::Current(), name));
   Function& function = Function::ZoneHandle(Function::New(
       function_name, RawFunction::kRegularFunction, true, false, false, false,
       false, owner_class, TokenPosition::kNoSource));
   return &function;
 }
 
-
 // Test calls to stub code which calls into the runtime.
 static void GenerateCallToCallRuntimeStub(Assembler* assembler, int length) {
   const int argc = 2;
   const Smi& smi_length = Smi::ZoneHandle(Smi::New(length));
   __ EnterStubFrame();
   __ PushObject(Object::null_object());  // Push Null obj for return value.
   __ PushObject(smi_length);             // Push argument 1: length.
   __ PushObject(Object::null_object());  // Push argument 2: type arguments.
   ASSERT(kAllocateArrayRuntimeEntry.argument_count() == argc);
   __ CallRuntime(kAllocateArrayRuntimeEntry, argc);
   __ AddImmediate(RSP, Immediate(argc * kWordSize));
   __ popq(RAX);  // Pop return value from return slot.
   __ LeaveStubFrame();
   __ ret();
 }
 
-
 TEST_CASE(CallRuntimeStubCode) {
   extern const Function& RegisterFakeFunction(const char* name,
                                               const Code& code);
   const int length = 10;
   const char* kName = "Test_CallRuntimeStubCode";
   Assembler _assembler_;
   GenerateCallToCallRuntimeStub(&_assembler_, length);
   const Code& code = Code::Handle(Code::FinalizeCode(
       *CreateFunction("Test_CallRuntimeStubCode"), &_assembler_));
   const Function& function = RegisterFakeFunction(kName, code);
   Array& result = Array::Handle();
   result ^= DartEntry::InvokeFunction(function, Object::empty_array());
   EXPECT_EQ(length, result.Length());
 }
 
-
 // Test calls to stub code which calls into a leaf runtime entry.
 static void GenerateCallToCallLeafRuntimeStub(Assembler* assembler,
                                               const char* value1,
                                               const char* value2) {
   const Bigint& bigint1 =
       Bigint::ZoneHandle(Bigint::NewFromCString(value1, Heap::kOld));
   const Bigint& bigint2 =
       Bigint::ZoneHandle(Bigint::NewFromCString(value2, Heap::kOld));
   __ EnterStubFrame();
   __ ReserveAlignedFrameSpace(0);
   __ LoadObject(CallingConventions::kArg1Reg, bigint1);
   __ LoadObject(CallingConventions::kArg2Reg, bigint2);
   __ CallRuntime(kBigintCompareRuntimeEntry, 2);
   __ SmiTag(RAX);
   __ LeaveStubFrame();
   __ ret();  // Return value is in RAX.
 }
 
-
 TEST_CASE(CallLeafRuntimeStubCode) {
   extern const Function& RegisterFakeFunction(const char* name,
                                               const Code& code);
   const char* value1 = "0xAAABBCCDDAABBCCDD";
   const char* value2 = "0xAABBCCDDAABBCCDD";
   const char* kName = "Test_CallLeafRuntimeStubCode";
   Assembler _assembler_;
   GenerateCallToCallLeafRuntimeStub(&_assembler_, value1, value2);
   const Code& code = Code::Handle(Code::FinalizeCode(
       *CreateFunction("Test_CallLeafRuntimeStubCode"), &_assembler_));
   const Function& function = RegisterFakeFunction(kName, code);
   Smi& result = Smi::Handle();
   result ^= DartEntry::InvokeFunction(function, Object::empty_array());
   EXPECT_EQ(1, result.Value());
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64