1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ART_RUNTIME_SIMULATOR_CODE_SIMULATOR_ARM64_H_
18 #define ART_RUNTIME_SIMULATOR_CODE_SIMULATOR_ARM64_H_
19 
20 #include "memory"
21 #include "simulator/code_simulator.h"
22 
23 // TODO(VIXL): Make VIXL compile with -Wshadow.
24 #pragma GCC diagnostic push
25 #pragma GCC diagnostic ignored "-Wshadow"
26 #include "aarch64/simulator-aarch64.h"
27 #pragma GCC diagnostic pop
28 
29 namespace art {
30 namespace arm64 {
31 
32 class CodeSimulatorArm64 : public CodeSimulator {
33  public:
34   static CodeSimulatorArm64* CreateCodeSimulatorArm64();
35   virtual ~CodeSimulatorArm64();
36 
37   void RunFrom(intptr_t code_buffer) OVERRIDE;
38 
39   bool GetCReturnBool() const OVERRIDE;
40   int32_t GetCReturnInt32() const OVERRIDE;
41   int64_t GetCReturnInt64() const OVERRIDE;
42 
43  private:
44   CodeSimulatorArm64();
45 
46   vixl::aarch64::Decoder* decoder_;
47   vixl::aarch64::Simulator* simulator_;
48 
49   // TODO: Enable CodeSimulatorArm64 for more host ISAs once Simulator supports them.
50   static constexpr bool kCanSimulate = (kRuntimeISA == kX86_64);
51 
52   DISALLOW_COPY_AND_ASSIGN(CodeSimulatorArm64);
53 };
54 
55 }  // namespace arm64
56 }  // namespace art
57 
58 #endif  // ART_RUNTIME_SIMULATOR_CODE_SIMULATOR_ARM64_H_
59