1 /*
2 * Copyright (C) 2014 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 <stdint.h>
18
19 #include "art_method-inl.h"
20 #include "common_runtime_test.h"
21 #include "quick/quick_method_frame_info.h"
22
23 namespace art {
24
25 class ArchTest : public CommonRuntimeTest {
26 protected:
SetUpRuntimeOptions(RuntimeOptions * options)27 void SetUpRuntimeOptions(RuntimeOptions *options) OVERRIDE {
28 // Use 64-bit ISA for runtime setup to make method size potentially larger
29 // than necessary (rather than smaller) during CreateCalleeSaveMethod
30 options->push_back(std::make_pair("imageinstructionset", "x86_64"));
31 }
32
CheckFrameSize(InstructionSet isa,Runtime::CalleeSaveType type,uint32_t save_size)33 static void CheckFrameSize(InstructionSet isa, Runtime::CalleeSaveType type, uint32_t save_size)
34 NO_THREAD_SAFETY_ANALYSIS {
35 Runtime* r = Runtime::Current();
36
37 Thread* t = Thread::Current();
38 t->TransitionFromSuspendedToRunnable(); // So we can create callee-save methods.
39
40 r->SetInstructionSet(isa);
41 ArtMethod* save_method = r->CreateCalleeSaveMethod();
42 r->SetCalleeSaveMethod(save_method, type);
43 QuickMethodFrameInfo frame_info = save_method->GetQuickFrameInfo();
44 EXPECT_EQ(frame_info.FrameSizeInBytes(), save_size) << "Expected and real size differs for "
45 << type << " core spills=" << std::hex << frame_info.CoreSpillMask() << " fp spills="
46 << frame_info.FpSpillMask() << std::dec;
47
48 t->TransitionFromRunnableToSuspended(ThreadState::kNative); // So we can shut down.
49 }
50 };
51
52 // Common tests are declared next to the constants.
53 #define ADD_TEST_EQ(x, y) EXPECT_EQ(x, y);
54 #include "asm_support.h"
55
TEST_F(ArchTest,CheckCommonOffsetsAndSizes)56 TEST_F(ArchTest, CheckCommonOffsetsAndSizes) {
57 CheckAsmSupportOffsetsAndSizes();
58 }
59
60 // Grab architecture specific constants.
61 namespace arm {
62 #include "arch/arm/asm_support_arm.h"
63 static constexpr size_t kFrameSizeSaveAllCalleeSave = FRAME_SIZE_SAVE_ALL_CALLEE_SAVE;
64 #undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVE
65 static constexpr size_t kFrameSizeRefsOnlyCalleeSave = FRAME_SIZE_REFS_ONLY_CALLEE_SAVE;
66 #undef FRAME_SIZE_REFS_ONLY_CALLEE_SAVE
67 static constexpr size_t kFrameSizeRefsAndArgsCalleeSave = FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE;
68 #undef FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE
69 }
70
71 namespace arm64 {
72 #include "arch/arm64/asm_support_arm64.h"
73 static constexpr size_t kFrameSizeSaveAllCalleeSave = FRAME_SIZE_SAVE_ALL_CALLEE_SAVE;
74 #undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVE
75 static constexpr size_t kFrameSizeRefsOnlyCalleeSave = FRAME_SIZE_REFS_ONLY_CALLEE_SAVE;
76 #undef FRAME_SIZE_REFS_ONLY_CALLEE_SAVE
77 static constexpr size_t kFrameSizeRefsAndArgsCalleeSave = FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE;
78 #undef FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE
79 }
80
81 namespace mips {
82 #include "arch/mips/asm_support_mips.h"
83 static constexpr size_t kFrameSizeSaveAllCalleeSave = FRAME_SIZE_SAVE_ALL_CALLEE_SAVE;
84 #undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVE
85 static constexpr size_t kFrameSizeRefsOnlyCalleeSave = FRAME_SIZE_REFS_ONLY_CALLEE_SAVE;
86 #undef FRAME_SIZE_REFS_ONLY_CALLEE_SAVE
87 static constexpr size_t kFrameSizeRefsAndArgsCalleeSave = FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE;
88 #undef FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE
89 }
90
91 namespace mips64 {
92 #include "arch/mips64/asm_support_mips64.h"
93 static constexpr size_t kFrameSizeSaveAllCalleeSave = FRAME_SIZE_SAVE_ALL_CALLEE_SAVE;
94 #undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVE
95 static constexpr size_t kFrameSizeRefsOnlyCalleeSave = FRAME_SIZE_REFS_ONLY_CALLEE_SAVE;
96 #undef FRAME_SIZE_REFS_ONLY_CALLEE_SAVE
97 static constexpr size_t kFrameSizeRefsAndArgsCalleeSave = FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE;
98 #undef FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE
99 }
100
101 namespace x86 {
102 #include "arch/x86/asm_support_x86.h"
103 static constexpr size_t kFrameSizeSaveAllCalleeSave = FRAME_SIZE_SAVE_ALL_CALLEE_SAVE;
104 #undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVE
105 static constexpr size_t kFrameSizeRefsOnlyCalleeSave = FRAME_SIZE_REFS_ONLY_CALLEE_SAVE;
106 #undef FRAME_SIZE_REFS_ONLY_CALLEE_SAVE
107 static constexpr size_t kFrameSizeRefsAndArgsCalleeSave = FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE;
108 #undef FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE
109 }
110
111 namespace x86_64 {
112 #include "arch/x86_64/asm_support_x86_64.h"
113 static constexpr size_t kFrameSizeSaveAllCalleeSave = FRAME_SIZE_SAVE_ALL_CALLEE_SAVE;
114 #undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVE
115 static constexpr size_t kFrameSizeRefsOnlyCalleeSave = FRAME_SIZE_REFS_ONLY_CALLEE_SAVE;
116 #undef FRAME_SIZE_REFS_ONLY_CALLEE_SAVE
117 static constexpr size_t kFrameSizeRefsAndArgsCalleeSave = FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE;
118 #undef FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE
119 }
120
121 // Check architecture specific constants are sound.
TEST_F(ArchTest,ARM)122 TEST_F(ArchTest, ARM) {
123 CheckFrameSize(InstructionSet::kArm, Runtime::kSaveAll, arm::kFrameSizeSaveAllCalleeSave);
124 CheckFrameSize(InstructionSet::kArm, Runtime::kRefsOnly, arm::kFrameSizeRefsOnlyCalleeSave);
125 CheckFrameSize(InstructionSet::kArm, Runtime::kRefsAndArgs, arm::kFrameSizeRefsAndArgsCalleeSave);
126 }
127
128
TEST_F(ArchTest,ARM64)129 TEST_F(ArchTest, ARM64) {
130 CheckFrameSize(InstructionSet::kArm64, Runtime::kSaveAll, arm64::kFrameSizeSaveAllCalleeSave);
131 CheckFrameSize(InstructionSet::kArm64, Runtime::kRefsOnly, arm64::kFrameSizeRefsOnlyCalleeSave);
132 CheckFrameSize(InstructionSet::kArm64, Runtime::kRefsAndArgs,
133 arm64::kFrameSizeRefsAndArgsCalleeSave);
134 }
135
TEST_F(ArchTest,MIPS)136 TEST_F(ArchTest, MIPS) {
137 CheckFrameSize(InstructionSet::kMips, Runtime::kSaveAll, mips::kFrameSizeSaveAllCalleeSave);
138 CheckFrameSize(InstructionSet::kMips, Runtime::kRefsOnly, mips::kFrameSizeRefsOnlyCalleeSave);
139 CheckFrameSize(InstructionSet::kMips, Runtime::kRefsAndArgs,
140 mips::kFrameSizeRefsAndArgsCalleeSave);
141 }
142
TEST_F(ArchTest,MIPS64)143 TEST_F(ArchTest, MIPS64) {
144 CheckFrameSize(InstructionSet::kMips64, Runtime::kSaveAll, mips64::kFrameSizeSaveAllCalleeSave);
145 CheckFrameSize(InstructionSet::kMips64, Runtime::kRefsOnly, mips64::kFrameSizeRefsOnlyCalleeSave);
146 CheckFrameSize(InstructionSet::kMips64, Runtime::kRefsAndArgs,
147 mips64::kFrameSizeRefsAndArgsCalleeSave);
148 }
149
TEST_F(ArchTest,X86)150 TEST_F(ArchTest, X86) {
151 CheckFrameSize(InstructionSet::kX86, Runtime::kSaveAll, x86::kFrameSizeSaveAllCalleeSave);
152 CheckFrameSize(InstructionSet::kX86, Runtime::kRefsOnly, x86::kFrameSizeRefsOnlyCalleeSave);
153 CheckFrameSize(InstructionSet::kX86, Runtime::kRefsAndArgs, x86::kFrameSizeRefsAndArgsCalleeSave);
154 }
155
TEST_F(ArchTest,X86_64)156 TEST_F(ArchTest, X86_64) {
157 CheckFrameSize(InstructionSet::kX86_64, Runtime::kSaveAll, x86_64::kFrameSizeSaveAllCalleeSave);
158 CheckFrameSize(InstructionSet::kX86_64, Runtime::kRefsOnly, x86_64::kFrameSizeRefsOnlyCalleeSave);
159 CheckFrameSize(InstructionSet::kX86_64, Runtime::kRefsAndArgs,
160 x86_64::kFrameSizeRefsAndArgsCalleeSave);
161 }
162
163 } // namespace art
164