Move PropertyAccessCompiler and CallOptimization to their own files

src/ic/arm64/access-compiler-arm64.cc

Index: src/ic/arm64/access-compiler-arm64.cc
diff --git a/src/ic/arm64/access-compiler-arm64.cc b/src/ic/arm64/access-compiler-arm64.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c1659aee4c3fdf75dbae8c07b78c80cb4e2b8ef5
--- /dev/null
+++ b/src/ic/arm64/access-compiler-arm64.cc
@@ -0,0 +1,53 @@
+// 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/v8.h"
+
+#if V8_TARGET_ARCH_ARM64
+
+#include "src/ic/access-compiler.h"
+
+namespace v8 {
+namespace internal {
+
+#define __ ACCESS_MASM(masm)
+
+
+void PropertyAccessCompiler::GenerateTailCall(MacroAssembler* masm,
+                                              Handle<Code> code) {
+  __ Jump(code, RelocInfo::CODE_TARGET);
+}
+
+
+// TODO(all): The so-called scratch registers are significant in some cases. For
+// example, PropertyAccessCompiler::keyed_store_calling_convention()[3] (x3) is
+// actually
+// used for KeyedStoreCompiler::transition_map(). We should verify which
+// registers are actually scratch registers, and which are important. For now,
+// we use the same assignments as ARM to remain on the safe side.
+
+Register* PropertyAccessCompiler::load_calling_convention() {
+  // receiver, name, scratch1, scratch2, scratch3, scratch4.
+  Register receiver = LoadIC::ReceiverRegister();
+  Register name = LoadIC::NameRegister();
+  static Register registers[] = {receiver, name, x3, x0, x4, x5};
+  return registers;
+}
+
+
+Register* PropertyAccessCompiler::store_calling_convention() {
+  // receiver, value, scratch1, scratch2, scratch3.
+  Register receiver = StoreIC::ReceiverRegister();
+  Register name = StoreIC::NameRegister();
+  DCHECK(x3.is(KeyedStoreIC::MapRegister()));
+  static Register registers[] = {receiver, name, x3, x4, x5};
+  return registers;
+}
+
+
+#undef __
+}
+}  // namespace v8::internal
+
+#endif  // V8_TARGET_ARCH_ARM64