1 // Copyright 2015 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 "test/unittests/test-utils.h" 6 7 #include "src/wasm/wasm-macro-gen.h" 8 9 namespace v8 { 10 namespace internal { 11 namespace wasm { 12 13 class WasmMacroGenTest : public TestWithZone {}; 14 15 #define EXPECT_SIZE(size, ...) \ 16 do { \ 17 byte code[] = {__VA_ARGS__}; \ 18 EXPECT_EQ(size, sizeof(code)); \ 19 } while (false) 20 21 22 TEST_F(WasmMacroGenTest, Constants) { 23 EXPECT_SIZE(2, WASM_ONE); 24 EXPECT_SIZE(2, WASM_ZERO); 25 26 EXPECT_SIZE(2, WASM_I8(122)); 27 EXPECT_SIZE(2, WASM_I8(254)); 28 29 EXPECT_SIZE(5, WASM_I32(1)); 30 EXPECT_SIZE(5, WASM_I32(10000)); 31 EXPECT_SIZE(5, WASM_I32(-9828934)); 32 33 EXPECT_SIZE(9, WASM_I64(1)); 34 EXPECT_SIZE(9, WASM_I64(10000)); 35 EXPECT_SIZE(9, WASM_I64(-9828934)); 36 EXPECT_SIZE(9, WASM_I64(0x123456789abcdef0ULL)); 37 38 EXPECT_SIZE(5, WASM_F32(1.0f)); 39 EXPECT_SIZE(5, WASM_F32(10000.0f)); 40 EXPECT_SIZE(5, WASM_F32(-9828934.0f)); 41 42 EXPECT_SIZE(9, WASM_F64(1.5)); 43 EXPECT_SIZE(9, WASM_F64(10200.0)); 44 EXPECT_SIZE(9, WASM_F64(-9818934.0)); 45 } 46 47 48 TEST_F(WasmMacroGenTest, Statements) { 49 EXPECT_SIZE(1, WASM_NOP); 50 51 EXPECT_SIZE(4, WASM_SET_LOCAL(0, WASM_ZERO)); 52 53 EXPECT_SIZE(4, WASM_STORE_GLOBAL(0, WASM_ZERO)); 54 55 EXPECT_SIZE(6, WASM_STORE_MEM(MachineType::Int32(), WASM_ZERO, WASM_ZERO)); 56 57 EXPECT_SIZE(4, WASM_IF(WASM_ZERO, WASM_NOP)); 58 59 EXPECT_SIZE(5, WASM_IF_ELSE(WASM_ZERO, WASM_NOP, WASM_NOP)); 60 61 EXPECT_SIZE(5, WASM_SELECT(WASM_ZERO, WASM_NOP, WASM_NOP)); 62 63 EXPECT_SIZE(3, WASM_BR(0)); 64 EXPECT_SIZE(5, WASM_BR_IF(0, WASM_ZERO)); 65 66 EXPECT_SIZE(3, WASM_BLOCK(1, WASM_NOP)); 67 EXPECT_SIZE(4, WASM_BLOCK(2, WASM_NOP, WASM_NOP)); 68 EXPECT_SIZE(5, WASM_BLOCK(3, WASM_NOP, WASM_NOP, WASM_NOP)); 69 70 EXPECT_SIZE(5, WASM_INFINITE_LOOP); 71 72 EXPECT_SIZE(3, WASM_LOOP(1, WASM_NOP)); 73 EXPECT_SIZE(4, WASM_LOOP(2, WASM_NOP, WASM_NOP)); 74 EXPECT_SIZE(5, WASM_LOOP(3, WASM_NOP, WASM_NOP, WASM_NOP)); 75 EXPECT_SIZE(5, WASM_LOOP(1, WASM_BR(0))); 76 EXPECT_SIZE(7, WASM_LOOP(1, WASM_BR_IF(0, WASM_ZERO))); 77 78 EXPECT_SIZE(1, WASM_RETURN0); 79 EXPECT_SIZE(3, WASM_RETURN(WASM_ZERO)); 80 EXPECT_SIZE(5, WASM_RETURN(WASM_ZERO, WASM_ZERO)); 81 82 EXPECT_SIZE(1, WASM_UNREACHABLE); 83 } 84 85 86 TEST_F(WasmMacroGenTest, MacroStatements) { 87 EXPECT_SIZE(8, WASM_WHILE(WASM_I8(0), WASM_NOP)); 88 EXPECT_SIZE(7, WASM_INC_LOCAL(0)); 89 EXPECT_SIZE(7, WASM_INC_LOCAL_BY(0, 3)); 90 91 EXPECT_SIZE(3, WASM_BREAK(0)); 92 EXPECT_SIZE(3, WASM_CONTINUE(0)); 93 } 94 95 96 TEST_F(WasmMacroGenTest, TableSwitch) { 97 EXPECT_SIZE(2, WASM_CASE(9)); 98 EXPECT_SIZE(2, WASM_CASE_BR(11)); 99 100 EXPECT_SIZE(7, WASM_TABLESWITCH_OP(0, 1, WASM_CASE(7))); 101 EXPECT_SIZE(9, WASM_TABLESWITCH_OP(0, 2, WASM_CASE(7), WASM_CASE(8))); 102 103 EXPECT_SIZE(4, WASM_TABLESWITCH_BODY(WASM_I8(88), WASM_I8(77))); 104 EXPECT_SIZE( 105 6, WASM_TABLESWITCH_BODY(WASM_I8(33), WASM_I8(44), WASM_GET_LOCAL(0))); 106 } 107 108 109 TEST_F(WasmMacroGenTest, Expressions) { 110 EXPECT_SIZE(2, WASM_GET_LOCAL(0)); 111 EXPECT_SIZE(2, WASM_GET_LOCAL(1)); 112 EXPECT_SIZE(2, WASM_GET_LOCAL(12)); 113 EXPECT_SIZE(2, WASM_LOAD_GLOBAL(0)); 114 EXPECT_SIZE(2, WASM_LOAD_GLOBAL(1)); 115 EXPECT_SIZE(2, WASM_LOAD_GLOBAL(12)); 116 EXPECT_SIZE(4, WASM_LOAD_MEM(MachineType::Int32(), WASM_ZERO)); 117 EXPECT_SIZE(4, WASM_LOAD_MEM(MachineType::Float64(), WASM_ZERO)); 118 EXPECT_SIZE(4, WASM_LOAD_MEM(MachineType::Float32(), WASM_ZERO)); 119 120 EXPECT_SIZE(3, WASM_NOT(WASM_ZERO)); 121 122 EXPECT_SIZE(4, WASM_BRV(1, WASM_ZERO)); 123 EXPECT_SIZE(6, WASM_BRV_IF(1, WASM_ZERO, WASM_ZERO)); 124 125 EXPECT_SIZE(4, WASM_BLOCK(1, WASM_ZERO)); 126 EXPECT_SIZE(5, WASM_BLOCK(2, WASM_NOP, WASM_ZERO)); 127 EXPECT_SIZE(6, WASM_BLOCK(3, WASM_NOP, WASM_NOP, WASM_ZERO)); 128 129 EXPECT_SIZE(4, WASM_LOOP(1, WASM_ZERO)); 130 EXPECT_SIZE(5, WASM_LOOP(2, WASM_NOP, WASM_ZERO)); 131 EXPECT_SIZE(6, WASM_LOOP(3, WASM_NOP, WASM_NOP, WASM_ZERO)); 132 } 133 134 135 TEST_F(WasmMacroGenTest, FunctionCalls) { 136 EXPECT_SIZE(2, WASM_CALL_FUNCTION0(0)); 137 EXPECT_SIZE(2, WASM_CALL_FUNCTION0(1)); 138 EXPECT_SIZE(2, WASM_CALL_FUNCTION0(11)); 139 140 EXPECT_SIZE(4, WASM_CALL_FUNCTION(0, WASM_ZERO)); 141 EXPECT_SIZE(6, WASM_CALL_FUNCTION(1, WASM_ZERO, WASM_ZERO)); 142 143 EXPECT_SIZE(4, WASM_CALL_INDIRECT0(0, WASM_ZERO)); 144 EXPECT_SIZE(4, WASM_CALL_INDIRECT0(1, WASM_ZERO)); 145 EXPECT_SIZE(4, WASM_CALL_INDIRECT0(11, WASM_ZERO)); 146 147 EXPECT_SIZE(6, WASM_CALL_INDIRECT(0, WASM_ZERO, WASM_ZERO)); 148 EXPECT_SIZE(8, WASM_CALL_INDIRECT(1, WASM_ZERO, WASM_ZERO, WASM_ZERO)); 149 } 150 151 152 TEST_F(WasmMacroGenTest, Int32Ops) { 153 EXPECT_SIZE(5, WASM_I32_ADD(WASM_ZERO, WASM_ZERO)); 154 EXPECT_SIZE(5, WASM_I32_SUB(WASM_ZERO, WASM_ZERO)); 155 EXPECT_SIZE(5, WASM_I32_MUL(WASM_ZERO, WASM_ZERO)); 156 EXPECT_SIZE(5, WASM_I32_DIVS(WASM_ZERO, WASM_ZERO)); 157 EXPECT_SIZE(5, WASM_I32_DIVU(WASM_ZERO, WASM_ZERO)); 158 EXPECT_SIZE(5, WASM_I32_REMS(WASM_ZERO, WASM_ZERO)); 159 EXPECT_SIZE(5, WASM_I32_REMU(WASM_ZERO, WASM_ZERO)); 160 EXPECT_SIZE(5, WASM_I32_AND(WASM_ZERO, WASM_ZERO)); 161 EXPECT_SIZE(5, WASM_I32_IOR(WASM_ZERO, WASM_ZERO)); 162 EXPECT_SIZE(5, WASM_I32_XOR(WASM_ZERO, WASM_ZERO)); 163 EXPECT_SIZE(5, WASM_I32_SHL(WASM_ZERO, WASM_ZERO)); 164 EXPECT_SIZE(5, WASM_I32_SHR(WASM_ZERO, WASM_ZERO)); 165 EXPECT_SIZE(5, WASM_I32_SAR(WASM_ZERO, WASM_ZERO)); 166 EXPECT_SIZE(5, WASM_I32_EQ(WASM_ZERO, WASM_ZERO)); 167 168 EXPECT_SIZE(5, WASM_I32_LTS(WASM_ZERO, WASM_ZERO)); 169 EXPECT_SIZE(5, WASM_I32_LES(WASM_ZERO, WASM_ZERO)); 170 EXPECT_SIZE(5, WASM_I32_LTU(WASM_ZERO, WASM_ZERO)); 171 EXPECT_SIZE(5, WASM_I32_LEU(WASM_ZERO, WASM_ZERO)); 172 173 EXPECT_SIZE(5, WASM_I32_GTS(WASM_ZERO, WASM_ZERO)); 174 EXPECT_SIZE(5, WASM_I32_GES(WASM_ZERO, WASM_ZERO)); 175 EXPECT_SIZE(5, WASM_I32_GTU(WASM_ZERO, WASM_ZERO)); 176 EXPECT_SIZE(5, WASM_I32_GEU(WASM_ZERO, WASM_ZERO)); 177 178 EXPECT_SIZE(3, WASM_I32_CLZ(WASM_ZERO)); 179 EXPECT_SIZE(3, WASM_I32_CTZ(WASM_ZERO)); 180 EXPECT_SIZE(3, WASM_I32_POPCNT(WASM_ZERO)); 181 } 182 183 184 TEST_F(WasmMacroGenTest, Int64Ops) { 185 EXPECT_SIZE(5, WASM_I64_ADD(WASM_ZERO, WASM_ZERO)); 186 EXPECT_SIZE(5, WASM_I64_SUB(WASM_ZERO, WASM_ZERO)); 187 EXPECT_SIZE(5, WASM_I64_MUL(WASM_ZERO, WASM_ZERO)); 188 EXPECT_SIZE(5, WASM_I64_DIVS(WASM_ZERO, WASM_ZERO)); 189 EXPECT_SIZE(5, WASM_I64_DIVU(WASM_ZERO, WASM_ZERO)); 190 EXPECT_SIZE(5, WASM_I64_REMS(WASM_ZERO, WASM_ZERO)); 191 EXPECT_SIZE(5, WASM_I64_REMU(WASM_ZERO, WASM_ZERO)); 192 EXPECT_SIZE(5, WASM_I64_AND(WASM_ZERO, WASM_ZERO)); 193 EXPECT_SIZE(5, WASM_I64_IOR(WASM_ZERO, WASM_ZERO)); 194 EXPECT_SIZE(5, WASM_I64_XOR(WASM_ZERO, WASM_ZERO)); 195 EXPECT_SIZE(5, WASM_I64_SHL(WASM_ZERO, WASM_ZERO)); 196 EXPECT_SIZE(5, WASM_I64_SHR(WASM_ZERO, WASM_ZERO)); 197 EXPECT_SIZE(5, WASM_I64_SAR(WASM_ZERO, WASM_ZERO)); 198 EXPECT_SIZE(5, WASM_I64_EQ(WASM_ZERO, WASM_ZERO)); 199 200 EXPECT_SIZE(5, WASM_I64_LTS(WASM_ZERO, WASM_ZERO)); 201 EXPECT_SIZE(5, WASM_I64_LES(WASM_ZERO, WASM_ZERO)); 202 EXPECT_SIZE(5, WASM_I64_LTU(WASM_ZERO, WASM_ZERO)); 203 EXPECT_SIZE(5, WASM_I64_LEU(WASM_ZERO, WASM_ZERO)); 204 205 EXPECT_SIZE(5, WASM_I64_GTS(WASM_ZERO, WASM_ZERO)); 206 EXPECT_SIZE(5, WASM_I64_GES(WASM_ZERO, WASM_ZERO)); 207 EXPECT_SIZE(5, WASM_I64_GTU(WASM_ZERO, WASM_ZERO)); 208 EXPECT_SIZE(5, WASM_I64_GEU(WASM_ZERO, WASM_ZERO)); 209 210 EXPECT_SIZE(3, WASM_I64_CLZ(WASM_ZERO)); 211 EXPECT_SIZE(3, WASM_I64_CTZ(WASM_ZERO)); 212 EXPECT_SIZE(3, WASM_I64_POPCNT(WASM_ZERO)); 213 } 214 215 216 TEST_F(WasmMacroGenTest, Float32Ops) { 217 EXPECT_SIZE(5, WASM_F32_ADD(WASM_ZERO, WASM_ZERO)); 218 EXPECT_SIZE(5, WASM_F32_SUB(WASM_ZERO, WASM_ZERO)); 219 EXPECT_SIZE(5, WASM_F32_MUL(WASM_ZERO, WASM_ZERO)); 220 EXPECT_SIZE(5, WASM_F32_DIV(WASM_ZERO, WASM_ZERO)); 221 EXPECT_SIZE(5, WASM_F32_MIN(WASM_ZERO, WASM_ZERO)); 222 EXPECT_SIZE(5, WASM_F32_MAX(WASM_ZERO, WASM_ZERO)); 223 EXPECT_SIZE(5, WASM_F32_COPYSIGN(WASM_ZERO, WASM_ZERO)); 224 225 EXPECT_SIZE(3, WASM_F32_ABS(WASM_ZERO)); 226 EXPECT_SIZE(3, WASM_F32_NEG(WASM_ZERO)); 227 EXPECT_SIZE(3, WASM_F32_CEIL(WASM_ZERO)); 228 EXPECT_SIZE(3, WASM_F32_FLOOR(WASM_ZERO)); 229 EXPECT_SIZE(3, WASM_F32_TRUNC(WASM_ZERO)); 230 EXPECT_SIZE(3, WASM_F32_NEARESTINT(WASM_ZERO)); 231 EXPECT_SIZE(3, WASM_F32_SQRT(WASM_ZERO)); 232 233 EXPECT_SIZE(5, WASM_F32_EQ(WASM_ZERO, WASM_ZERO)); 234 EXPECT_SIZE(5, WASM_F32_LT(WASM_ZERO, WASM_ZERO)); 235 EXPECT_SIZE(5, WASM_F32_LE(WASM_ZERO, WASM_ZERO)); 236 EXPECT_SIZE(5, WASM_F32_GT(WASM_ZERO, WASM_ZERO)); 237 EXPECT_SIZE(5, WASM_F32_GE(WASM_ZERO, WASM_ZERO)); 238 } 239 240 241 TEST_F(WasmMacroGenTest, Float64Ops) { 242 EXPECT_SIZE(5, WASM_F64_ADD(WASM_ZERO, WASM_ZERO)); 243 EXPECT_SIZE(5, WASM_F64_SUB(WASM_ZERO, WASM_ZERO)); 244 EXPECT_SIZE(5, WASM_F64_MUL(WASM_ZERO, WASM_ZERO)); 245 EXPECT_SIZE(5, WASM_F64_DIV(WASM_ZERO, WASM_ZERO)); 246 EXPECT_SIZE(5, WASM_F64_MIN(WASM_ZERO, WASM_ZERO)); 247 EXPECT_SIZE(5, WASM_F64_MAX(WASM_ZERO, WASM_ZERO)); 248 EXPECT_SIZE(5, WASM_F64_COPYSIGN(WASM_ZERO, WASM_ZERO)); 249 250 EXPECT_SIZE(3, WASM_F64_ABS(WASM_ZERO)); 251 EXPECT_SIZE(3, WASM_F64_NEG(WASM_ZERO)); 252 EXPECT_SIZE(3, WASM_F64_CEIL(WASM_ZERO)); 253 EXPECT_SIZE(3, WASM_F64_FLOOR(WASM_ZERO)); 254 EXPECT_SIZE(3, WASM_F64_TRUNC(WASM_ZERO)); 255 EXPECT_SIZE(3, WASM_F64_NEARESTINT(WASM_ZERO)); 256 EXPECT_SIZE(3, WASM_F64_SQRT(WASM_ZERO)); 257 258 EXPECT_SIZE(5, WASM_F64_EQ(WASM_ZERO, WASM_ZERO)); 259 EXPECT_SIZE(5, WASM_F64_LT(WASM_ZERO, WASM_ZERO)); 260 EXPECT_SIZE(5, WASM_F64_LE(WASM_ZERO, WASM_ZERO)); 261 EXPECT_SIZE(5, WASM_F64_GT(WASM_ZERO, WASM_ZERO)); 262 EXPECT_SIZE(5, WASM_F64_GE(WASM_ZERO, WASM_ZERO)); 263 } 264 265 266 TEST_F(WasmMacroGenTest, Conversions) { 267 EXPECT_SIZE(3, WASM_I32_SCONVERT_F32(WASM_ZERO)); 268 EXPECT_SIZE(3, WASM_I32_SCONVERT_F64(WASM_ZERO)); 269 EXPECT_SIZE(3, WASM_I32_UCONVERT_F32(WASM_ZERO)); 270 EXPECT_SIZE(3, WASM_I32_UCONVERT_F64(WASM_ZERO)); 271 EXPECT_SIZE(3, WASM_I32_CONVERT_I64(WASM_ZERO)); 272 EXPECT_SIZE(3, WASM_I64_SCONVERT_F32(WASM_ZERO)); 273 EXPECT_SIZE(3, WASM_I64_SCONVERT_F64(WASM_ZERO)); 274 EXPECT_SIZE(3, WASM_I64_UCONVERT_F32(WASM_ZERO)); 275 EXPECT_SIZE(3, WASM_I64_UCONVERT_F64(WASM_ZERO)); 276 EXPECT_SIZE(3, WASM_I64_SCONVERT_I32(WASM_ZERO)); 277 EXPECT_SIZE(3, WASM_I64_UCONVERT_I32(WASM_ZERO)); 278 EXPECT_SIZE(3, WASM_F32_SCONVERT_I32(WASM_ZERO)); 279 EXPECT_SIZE(3, WASM_F32_UCONVERT_I32(WASM_ZERO)); 280 EXPECT_SIZE(3, WASM_F32_SCONVERT_I64(WASM_ZERO)); 281 EXPECT_SIZE(3, WASM_F32_UCONVERT_I64(WASM_ZERO)); 282 EXPECT_SIZE(3, WASM_F32_CONVERT_F64(WASM_ZERO)); 283 EXPECT_SIZE(3, WASM_F32_REINTERPRET_I32(WASM_ZERO)); 284 EXPECT_SIZE(3, WASM_F64_SCONVERT_I32(WASM_ZERO)); 285 EXPECT_SIZE(3, WASM_F64_UCONVERT_I32(WASM_ZERO)); 286 EXPECT_SIZE(3, WASM_F64_SCONVERT_I64(WASM_ZERO)); 287 EXPECT_SIZE(3, WASM_F64_UCONVERT_I64(WASM_ZERO)); 288 EXPECT_SIZE(3, WASM_F64_CONVERT_F32(WASM_ZERO)); 289 EXPECT_SIZE(3, WASM_F64_REINTERPRET_I64(WASM_ZERO)); 290 } 291 292 static const MachineType kMemTypes[] = { 293 MachineType::Int8(), MachineType::Uint8(), MachineType::Int16(), 294 MachineType::Uint16(), MachineType::Int32(), MachineType::Uint32(), 295 MachineType::Int64(), MachineType::Uint64(), MachineType::Float32(), 296 MachineType::Float64()}; 297 298 TEST_F(WasmMacroGenTest, LoadsAndStores) { 299 for (size_t i = 0; i < arraysize(kMemTypes); i++) { 300 EXPECT_SIZE(4, WASM_LOAD_MEM(kMemTypes[i], WASM_ZERO)); 301 } 302 for (size_t i = 0; i < arraysize(kMemTypes); i++) { 303 EXPECT_SIZE(6, WASM_STORE_MEM(kMemTypes[i], WASM_ZERO, WASM_GET_LOCAL(0))); 304 } 305 } 306 307 308 TEST_F(WasmMacroGenTest, LoadsAndStoresWithOffset) { 309 for (size_t i = 0; i < arraysize(kMemTypes); i++) { 310 EXPECT_SIZE(5, WASM_LOAD_MEM_OFFSET(kMemTypes[i], 11, WASM_ZERO)); 311 } 312 for (size_t i = 0; i < arraysize(kMemTypes); i++) { 313 EXPECT_SIZE(7, WASM_STORE_MEM_OFFSET(kMemTypes[i], 13, WASM_ZERO, 314 WASM_GET_LOCAL(0))); 315 } 316 } 317 } // namespace wasm 318 } // namespace internal 319 } // namespace v8 320
