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 <cfenv> // FE rounding modes
20 #include <cstdint>
21 #include <initializer_list>
22 #include <tuple>
23
24 #include "berberis/assembler/machine_code.h"
25 #include "berberis/guest_state/guest_addr.h"
26 #include "berberis/guest_state/guest_state.h"
27 #include "berberis/heavy_optimizer/riscv64/heavy_optimize_region.h"
28 #include "berberis/runtime_primitives/memory_region_reservation.h"
29 #include "berberis/test_utils/scoped_exec_region.h"
30 #include "berberis/test_utils/testing_run_generated_code.h"
31
32 #include "berberis/intrinsics/intrinsics_float.h"
33
34 namespace berberis {
35
36 namespace {
37
38 template <uint8_t kInsnSize = 4>
RunOneInstruction(ThreadState * state,GuestAddr stop_pc)39 bool RunOneInstruction(ThreadState* state, GuestAddr stop_pc) {
40 MachineCode machine_code;
41 auto [new_addr, success, number_of_instructions] =
42 HeavyOptimizeRegion(state->cpu.insn_addr,
43 &machine_code,
44 HeavyOptimizeParams{
45 .max_number_of_instructions = 1,
46 });
47 if (!success) {
48 return false;
49 }
50
51 if (number_of_instructions != 1) {
52 return false;
53 }
54
55 ScopedExecRegion exec(&machine_code);
56
57 TestingRunGeneratedCode(state, exec.get(), stop_pc);
58 return true;
59 }
60
61 #define TESTSUITE Riscv64HeavyOptimizerInsnTest
62 #define TESTING_HEAVY_OPTIMIZER
63
64 #include "berberis/test_utils/insn_tests_riscv64-inl.h"
65
66 #undef TESTING_HEAVY_OPTIMIZER
67 #undef TESTSUITE
68
69 } // namespace
70
71 } // namespace berberis
72