1 // Copyright 2016 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include <stdint.h>
6 #include <stdlib.h>
7 #include <string.h>
8
9 #include "src/base/platform/elapsed-timer.h"
10
11 #include "src/wasm/wasm-macro-gen.h"
12
13 #include "test/cctest/cctest.h"
14 #include "test/cctest/compiler/value-helper.h"
15 #include "test/cctest/wasm/test-signatures.h"
16 #include "test/cctest/wasm/wasm-run-utils.h"
17
18 using namespace v8::base;
19 using namespace v8::internal;
20 using namespace v8::internal::compiler;
21 using namespace v8::internal::wasm;
22
23 // for even shorter tests.
24 #define B2(a, b) kExprBlock, a, b, kExprEnd
25 #define B1(a) kExprBlock, a, kExprEnd
26 #define RET(x) x, kExprReturn, 1
27 #define RET_I8(x) kExprI8Const, x, kExprReturn, 1
28
29 namespace {
GetMatchingRelocInfoCount(Handle<Code> code,RelocInfo::Mode rmode)30 uint32_t GetMatchingRelocInfoCount(Handle<Code> code, RelocInfo::Mode rmode) {
31 int filter = 1 << rmode;
32 uint32_t ret = 0;
33 for (RelocIterator it(*code, filter); !it.done(); it.next()) {
34 ++ret;
35 }
36 return ret;
37 }
38 }
39
WASM_EXEC_TEST(Int32AsmjsDivS)40 WASM_EXEC_TEST(Int32AsmjsDivS) {
41 WasmRunner<int32_t> r(execution_mode, MachineType::Int32(),
42 MachineType::Int32());
43 BUILD(r, WASM_BINOP(kExprI32AsmjsDivS, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
44 const int32_t kMin = std::numeric_limits<int32_t>::min();
45 CHECK_EQ(0, r.Call(0, 100));
46 CHECK_EQ(0, r.Call(100, 0));
47 CHECK_EQ(0, r.Call(-1001, 0));
48 CHECK_EQ(kMin, r.Call(kMin, -1));
49 CHECK_EQ(0, r.Call(kMin, 0));
50 }
51
WASM_EXEC_TEST(Int32AsmjsRemS)52 WASM_EXEC_TEST(Int32AsmjsRemS) {
53 WasmRunner<int32_t> r(execution_mode, MachineType::Int32(),
54 MachineType::Int32());
55 BUILD(r, WASM_BINOP(kExprI32AsmjsRemS, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
56 const int32_t kMin = std::numeric_limits<int32_t>::min();
57 CHECK_EQ(33, r.Call(133, 100));
58 CHECK_EQ(0, r.Call(kMin, -1));
59 CHECK_EQ(0, r.Call(100, 0));
60 CHECK_EQ(0, r.Call(-1001, 0));
61 CHECK_EQ(0, r.Call(kMin, 0));
62 }
63
WASM_EXEC_TEST(Int32AsmjsDivU)64 WASM_EXEC_TEST(Int32AsmjsDivU) {
65 WasmRunner<int32_t> r(execution_mode, MachineType::Int32(),
66 MachineType::Int32());
67 BUILD(r, WASM_BINOP(kExprI32AsmjsDivU, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
68 const int32_t kMin = std::numeric_limits<int32_t>::min();
69 CHECK_EQ(0, r.Call(0, 100));
70 CHECK_EQ(0, r.Call(kMin, -1));
71 CHECK_EQ(0, r.Call(100, 0));
72 CHECK_EQ(0, r.Call(-1001, 0));
73 CHECK_EQ(0, r.Call(kMin, 0));
74 }
75
WASM_EXEC_TEST(Int32AsmjsRemU)76 WASM_EXEC_TEST(Int32AsmjsRemU) {
77 WasmRunner<int32_t> r(execution_mode, MachineType::Int32(),
78 MachineType::Int32());
79 BUILD(r, WASM_BINOP(kExprI32AsmjsRemU, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
80 const int32_t kMin = std::numeric_limits<int32_t>::min();
81 CHECK_EQ(17, r.Call(217, 100));
82 CHECK_EQ(0, r.Call(100, 0));
83 CHECK_EQ(0, r.Call(-1001, 0));
84 CHECK_EQ(0, r.Call(kMin, 0));
85 CHECK_EQ(kMin, r.Call(kMin, -1));
86 }
87
WASM_EXEC_TEST(I32AsmjsSConvertF32)88 WASM_EXEC_TEST(I32AsmjsSConvertF32) {
89 WasmRunner<int32_t> r(execution_mode, MachineType::Float32());
90 BUILD(r, WASM_UNOP(kExprI32AsmjsSConvertF32, WASM_GET_LOCAL(0)));
91
92 FOR_FLOAT32_INPUTS(i) {
93 int32_t expected = DoubleToInt32(*i);
94 CHECK_EQ(expected, r.Call(*i));
95 }
96 }
97
WASM_EXEC_TEST(I32AsmjsSConvertF64)98 WASM_EXEC_TEST(I32AsmjsSConvertF64) {
99 WasmRunner<int32_t> r(execution_mode, MachineType::Float64());
100 BUILD(r, WASM_UNOP(kExprI32AsmjsSConvertF64, WASM_GET_LOCAL(0)));
101
102 FOR_FLOAT64_INPUTS(i) {
103 int32_t expected = DoubleToInt32(*i);
104 CHECK_EQ(expected, r.Call(*i));
105 }
106 }
107
WASM_EXEC_TEST(I32AsmjsUConvertF32)108 WASM_EXEC_TEST(I32AsmjsUConvertF32) {
109 WasmRunner<uint32_t> r(execution_mode, MachineType::Float32());
110 BUILD(r, WASM_UNOP(kExprI32AsmjsUConvertF32, WASM_GET_LOCAL(0)));
111
112 FOR_FLOAT32_INPUTS(i) {
113 uint32_t expected = DoubleToUint32(*i);
114 CHECK_EQ(expected, r.Call(*i));
115 }
116 }
117
WASM_EXEC_TEST(I32AsmjsUConvertF64)118 WASM_EXEC_TEST(I32AsmjsUConvertF64) {
119 WasmRunner<uint32_t> r(execution_mode, MachineType::Float64());
120 BUILD(r, WASM_UNOP(kExprI32AsmjsUConvertF64, WASM_GET_LOCAL(0)));
121
122 FOR_FLOAT64_INPUTS(i) {
123 uint32_t expected = DoubleToUint32(*i);
124 CHECK_EQ(expected, r.Call(*i));
125 }
126 }
127
WASM_EXEC_TEST(LoadMemI32_oob_asm)128 WASM_EXEC_TEST(LoadMemI32_oob_asm) {
129 TestingModule module(execution_mode);
130 int32_t* memory = module.AddMemoryElems<int32_t>(8);
131 WasmRunner<int32_t> r(&module, MachineType::Uint32());
132 module.RandomizeMemory(1112);
133
134 BUILD(r, WASM_UNOP(kExprI32AsmjsLoadMem, WASM_GET_LOCAL(0)));
135
136 memory[0] = 999999;
137 CHECK_EQ(999999, r.Call(0u));
138 // TODO(titzer): offset 29-31 should also be OOB.
139 for (uint32_t offset = 32; offset < 40; offset++) {
140 CHECK_EQ(0, r.Call(offset));
141 }
142
143 for (uint32_t offset = 0x80000000; offset < 0x80000010; offset++) {
144 CHECK_EQ(0, r.Call(offset));
145 }
146 }
147
WASM_EXEC_TEST(LoadMemF32_oob_asm)148 WASM_EXEC_TEST(LoadMemF32_oob_asm) {
149 TestingModule module(execution_mode);
150 float* memory = module.AddMemoryElems<float>(8);
151 WasmRunner<float> r(&module, MachineType::Uint32());
152 module.RandomizeMemory(1112);
153
154 BUILD(r, WASM_UNOP(kExprF32AsmjsLoadMem, WASM_GET_LOCAL(0)));
155
156 memory[0] = 9999.5f;
157 CHECK_EQ(9999.5f, r.Call(0u));
158 // TODO(titzer): offset 29-31 should also be OOB.
159 for (uint32_t offset = 32; offset < 40; offset++) {
160 CHECK(std::isnan(r.Call(offset)));
161 }
162
163 for (uint32_t offset = 0x80000000; offset < 0x80000010; offset++) {
164 CHECK(std::isnan(r.Call(offset)));
165 }
166 }
167
WASM_EXEC_TEST(LoadMemF64_oob_asm)168 WASM_EXEC_TEST(LoadMemF64_oob_asm) {
169 TestingModule module(execution_mode);
170 double* memory = module.AddMemoryElems<double>(8);
171 WasmRunner<double> r(&module, MachineType::Uint32());
172 module.RandomizeMemory(1112);
173
174 BUILD(r, WASM_UNOP(kExprF64AsmjsLoadMem, WASM_GET_LOCAL(0)));
175
176 memory[0] = 9799.5;
177 CHECK_EQ(9799.5, r.Call(0u));
178 memory[1] = 11799.25;
179 CHECK_EQ(11799.25, r.Call(8u));
180 // TODO(titzer): offset 57-63 should also be OOB.
181 for (uint32_t offset = 64; offset < 80; offset++) {
182 CHECK(std::isnan(r.Call(offset)));
183 }
184
185 for (uint32_t offset = 0x80000000; offset < 0x80000010; offset++) {
186 CHECK(std::isnan(r.Call(offset)));
187 }
188 }
189
WASM_EXEC_TEST(StoreMemI32_oob_asm)190 WASM_EXEC_TEST(StoreMemI32_oob_asm) {
191 TestingModule module(execution_mode);
192 int32_t* memory = module.AddMemoryElems<int32_t>(8);
193 WasmRunner<int32_t> r(&module, MachineType::Uint32(), MachineType::Uint32());
194 module.RandomizeMemory(1112);
195
196 BUILD(r, WASM_BINOP(kExprI32AsmjsStoreMem, WASM_GET_LOCAL(0),
197 WASM_GET_LOCAL(1)));
198
199 memory[0] = 7777;
200 CHECK_EQ(999999, r.Call(0u, 999999));
201 CHECK_EQ(999999, memory[0]);
202 // TODO(titzer): offset 29-31 should also be OOB.
203 for (uint32_t offset = 32; offset < 40; offset++) {
204 CHECK_EQ(8888, r.Call(offset, 8888));
205 }
206
207 for (uint32_t offset = 0x10000000; offset < 0xF0000000; offset += 0x1000000) {
208 CHECK_EQ(7777, r.Call(offset, 7777));
209 }
210 }
211
212 #define FOREACH_INT_CHECKED_LOAD_OP(TEST_BODY) \
213 TEST_BODY(kExprI32AsmjsLoadMem8S) \
214 TEST_BODY(kExprI32AsmjsLoadMem8U) \
215 TEST_BODY(kExprI32AsmjsLoadMem16S) \
216 TEST_BODY(kExprI32AsmjsLoadMem16U) \
217 TEST_BODY(kExprI32AsmjsLoadMem)
218
219 #define FOREACH_INT_CHECKED_STORE_OP(TEST_BODY) \
220 TEST_BODY(kExprI32AsmjsStoreMem8) \
221 TEST_BODY(kExprI32AsmjsStoreMem16) \
222 TEST_BODY(kExprI32AsmjsStoreMem)
223
224 #define INT_LOAD_TEST(OP_TYPE) \
225 TEST(RunWasm_AsmCheckedRelocInfo##OP_TYPE) { \
226 TestingModule module(kExecuteCompiled); \
227 WasmRunner<int32_t> r(&module, MachineType::Uint32()); \
228 BUILD(r, WASM_UNOP(OP_TYPE, WASM_GET_LOCAL(0))); \
229 CHECK_EQ(1, GetMatchingRelocInfoCount(module.instance->function_code[0], \
230 RelocInfo::WASM_MEMORY_REFERENCE)); \
231 CHECK_NE( \
232 0, GetMatchingRelocInfoCount(module.instance->function_code[0], \
233 RelocInfo::WASM_MEMORY_SIZE_REFERENCE)); \
234 }
235
236 FOREACH_INT_CHECKED_LOAD_OP(INT_LOAD_TEST)
237
238 #define INT_STORE_TEST(OP_TYPE) \
239 TEST(RunWasm_AsmCheckedRelocInfo##OP_TYPE) { \
240 TestingModule module(kExecuteCompiled); \
241 WasmRunner<int32_t> r(&module, MachineType::Uint32(), \
242 MachineType::Uint32()); \
243 BUILD(r, WASM_BINOP(OP_TYPE, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))); \
244 CHECK_EQ(1, GetMatchingRelocInfoCount(module.instance->function_code[0], \
245 RelocInfo::WASM_MEMORY_REFERENCE)); \
246 CHECK_NE( \
247 0, GetMatchingRelocInfoCount(module.instance->function_code[0], \
248 RelocInfo::WASM_MEMORY_SIZE_REFERENCE)); \
249 }
250
FOREACH_INT_CHECKED_STORE_OP(INT_STORE_TEST)251 FOREACH_INT_CHECKED_STORE_OP(INT_STORE_TEST)
252
253 TEST(RunWasm_AsmCheckedLoadFloat32RelocInfo) {
254 TestingModule module(kExecuteCompiled);
255 WasmRunner<float> r(&module, MachineType::Uint32());
256 BUILD(r, WASM_UNOP(kExprF32AsmjsLoadMem, WASM_GET_LOCAL(0)));
257
258 CHECK_EQ(1, GetMatchingRelocInfoCount(module.instance->function_code[0],
259 RelocInfo::WASM_MEMORY_REFERENCE));
260 CHECK_NE(0, GetMatchingRelocInfoCount(module.instance->function_code[0],
261 RelocInfo::WASM_MEMORY_SIZE_REFERENCE));
262 }
263
TEST(RunWasm_AsmCheckedStoreFloat32RelocInfo)264 TEST(RunWasm_AsmCheckedStoreFloat32RelocInfo) {
265 TestingModule module(kExecuteCompiled);
266 WasmRunner<float> r(&module, MachineType::Uint32(), MachineType::Float32());
267 BUILD(r, WASM_BINOP(kExprF32AsmjsStoreMem, WASM_GET_LOCAL(0),
268 WASM_GET_LOCAL(1)));
269
270 CHECK_EQ(1, GetMatchingRelocInfoCount(module.instance->function_code[0],
271 RelocInfo::WASM_MEMORY_REFERENCE));
272 CHECK_NE(0, GetMatchingRelocInfoCount(module.instance->function_code[0],
273 RelocInfo::WASM_MEMORY_SIZE_REFERENCE));
274 }
275
TEST(RunWasm_AsmCheckedLoadFloat64RelocInfo)276 TEST(RunWasm_AsmCheckedLoadFloat64RelocInfo) {
277 TestingModule module(kExecuteCompiled);
278 WasmRunner<double> r(&module, MachineType::Uint32());
279 BUILD(r, WASM_UNOP(kExprF64AsmjsLoadMem, WASM_GET_LOCAL(0)));
280
281 CHECK_EQ(1, GetMatchingRelocInfoCount(module.instance->function_code[0],
282 RelocInfo::WASM_MEMORY_REFERENCE));
283 CHECK_NE(0, GetMatchingRelocInfoCount(module.instance->function_code[0],
284 RelocInfo::WASM_MEMORY_SIZE_REFERENCE));
285 }
286
TEST(RunWasm_AsmCheckedStoreFloat64RelocInfo)287 TEST(RunWasm_AsmCheckedStoreFloat64RelocInfo) {
288 TestingModule module(kExecuteCompiled);
289 WasmRunner<double> r(&module, MachineType::Uint32(), MachineType::Float64());
290 BUILD(r, WASM_BINOP(kExprF64AsmjsStoreMem, WASM_GET_LOCAL(0),
291 WASM_GET_LOCAL(1)));
292
293 CHECK_EQ(1, GetMatchingRelocInfoCount(module.instance->function_code[0],
294 RelocInfo::WASM_MEMORY_REFERENCE));
295 CHECK_NE(0, GetMatchingRelocInfoCount(module.instance->function_code[0],
296 RelocInfo::WASM_MEMORY_SIZE_REFERENCE));
297 }
298