Adds unary double operations to ARM64, enables many tests.

runtime/vm/stub_code_arm64.cc

 // Copyright (c) 2014, 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_ARM64)
 
 #include "vm/assembler.h"
 #include "vm/code_generator.h"
 #include "vm/compiler.h"
@@ skipping 1593 matching lines @@
   // R0: function.
   // R2: target code.
   __ LoadFieldFromOffset(R2, R2, Code::instructions_offset());
   __ AddImmediate(
       R2, R2, Instructions::HeaderSize() - kHeapObjectTag, kNoPP);
   __ br(R2);
 }
 
 
 void StubCode::GenerateTwoArgsUnoptimizedStaticCallStub(Assembler* assembler) {
-  __ Stop("GenerateTwoArgsUnoptimizedStaticCallStub");
+  GenerateUsageCounterIncrement(assembler, R6);
+  GenerateNArgsCheckInlineCacheStub(
+      assembler, 2, kStaticCallMissHandlerTwoArgsRuntimeEntry);
 }
 
 
 // Stub for compiling a function and jumping to the compiled code.
 // R5: IC-Data (for methods).
 // R4: Arguments descriptor.
 // R0: Function.
 void StubCode::GenerateLazyCompileStub(Assembler* assembler) {
   // Preserve arg desc. and IC data object.
   __ EnterStubFrame();
@@ skipping 278 matching lines @@
   const Register right = R0;
   __ LoadFromOffset(left, SP, 1 * kWordSize);
   __ LoadFromOffset(right, SP, 0 * kWordSize);
   GenerateIdenticalWithNumberCheckStub(assembler, left, right, temp);
   __ ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64