1 /*
2 * Copyright (C) 2023 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 #include "gtest/gtest.h"
18
19 #include "berberis/runtime/execute_guest.h"
20
21 #include <cstdint>
22
23 #include "berberis/guest_state/guest_addr.h"
24 #include "berberis/guest_state/guest_state_riscv64.h"
25
26 namespace berberis {
27
28 namespace {
29
TEST(ExecuteGuestRiscv64,Basic)30 TEST(ExecuteGuestRiscv64, Basic) {
31 const uint32_t code[] = {
32 0x003100b3, // add x1, x2, x3
33 0x004090b3, // sll x1, x1, x4
34 };
35 ThreadState state{};
36 state.cpu.insn_addr = ToGuestAddr(&code[0]);
37 SetXReg<2>(state.cpu, 10);
38 SetXReg<3>(state.cpu, 11);
39 SetXReg<4>(state.cpu, 1);
40 ExecuteGuest(&state, ToGuestAddr(&code[0]) + 8);
41 EXPECT_EQ(GetXReg<1>(state.cpu), 42u);
42 }
43
44 } // namespace
45
46 } // namespace berberis
47