Port code generator to x64.

runtime/vm/code_patcher_x64_test.cc

Index: runtime/vm/code_patcher_x64_test.cc
===================================================================
--- runtime/vm/code_patcher_x64_test.cc	(revision 0)
+++ runtime/vm/code_patcher_x64_test.cc	(revision 0)
@@ -0,0 +1,86 @@
+// 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/assembler.h"
+#include "vm/code_generator.h"
+#include "vm/code_patcher.h"
+#include "vm/dart_entry.h"
+#include "vm/ic_data.h"
+#include "vm/instructions.h"
+#include "vm/native_entry.h"
+#include "vm/native_entry_test.h"
+#include "vm/stub_code.h"
+#include "vm/unit_test.h"
+
+namespace dart {
+
+static const intptr_t kPos = 1;  // Dummy token index in non-existing source.
+
+CODEGEN_TEST_GENERATE(NativePatchStaticCall, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  const int num_params = 0;
+  const bool has_opt_params = false;
+  const String& native_name =
+      String::ZoneHandle(String::NewSymbol("TestStaticCallPatching"));
+  NativeFunction native_function = reinterpret_cast<NativeFunction>(
+      NATIVE_ENTRY_FUNCTION(TestStaticCallPatching));
+  node_seq->Add(new ReturnNode(kPos,
+                               new NativeBodyNode(kPos,
+                                                  native_name,
+                                                  native_function,
+                                                  num_params,
+                                                  has_opt_params)));
+}
+
+CODEGEN_TEST2_GENERATE(PatchStaticCall, function, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  ArgumentListNode* arguments = new ArgumentListNode(kPos);
+  node_seq->Add(new ReturnNode(kPos,
+                               new StaticCallNode(kPos, function, arguments)));
+}
+
+CODEGEN_TEST2_RUN(PatchStaticCall, NativePatchStaticCall, Instance::null());
+
+#define __ assembler->
+
+ASSEMBLER_TEST_GENERATE(IcDataAccess, assembler) {
+  const String& function_name = String::Handle(String::New("Vermicelles"));
+  ICData ic_data(function_name, 1);
+  EXPECT(!Array::Handle(ic_data.data()).IsNull());
+  __ LoadObject(RBX, Array::ZoneHandle(ic_data.data()));
+  __ LoadObject(R10, CodeGenerator::ArgumentsDescriptor(1, Array::Handle()));
+  ExternalLabel target_label(
+      "InlineCache", StubCode::OneArgCheckInlineCacheEntryPoint());
+  __ call(&target_label);
+  __ ret();
+}
+
+
+ASSEMBLER_TEST_RUN(IcDataAccess, entry) {
+  uword return_address = entry + CodePatcher::InstanceCallSizeInBytes();
+  const Array& array = Array::Handle(
+      CodePatcher::GetInstanceCallIcDataAt(return_address));
+  EXPECT(!array.IsNull());
+  ICData ic_data(array);
+  EXPECT_STREQ("Vermicelles",
+      String::Handle(ic_data.FunctionName()).ToCString());
+  EXPECT_EQ(1, ic_data.NumberOfArgumentsChecked());
+  EXPECT_EQ(0, ic_data.NumberOfChecks());
+  const String& new_function_name = String::Handle(String::New("Rigi"));
+  ICData new_ic_data(new_function_name, 1);
+  EXPECT_STREQ("Rigi", String::Handle(new_ic_data.FunctionName()).ToCString());
+  CodePatcher::SetInstanceCallIcDataAt(return_address,
+                                       Array::ZoneHandle(new_ic_data.data()));
+  const Array& new_array = Array::Handle(
+      CodePatcher::GetInstanceCallIcDataAt(return_address));
+  ICData test_ic_data(new_array);
+  EXPECT_STREQ("Rigi", String::Handle(test_ic_data.FunctionName()).ToCString());
+}
+
+}  // namespace dart
+
+#endif  // TARGET_ARCH_X64