Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 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 | // Flags: --expose-wasm |
| 6 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 7 | function assertWasm(expected, func, ffi) { |
| 8 | print("Testing " + func.name + "..."); |
| 9 | assertEquals(expected, Wasm.instantiateModuleFromAsm( |
| 10 | func.toString(), ffi).caller()); |
| 11 | } |
| 12 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 13 | function EmptyTest() { |
| 14 | "use asm"; |
| 15 | function caller() { |
| 16 | empty(); |
| 17 | return 11; |
| 18 | } |
| 19 | function empty() { |
| 20 | } |
| 21 | return {caller: caller}; |
| 22 | } |
| 23 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 24 | assertWasm(11, EmptyTest); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 25 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 26 | function VoidReturnTest() { |
| 27 | "use asm"; |
| 28 | function caller() { |
| 29 | empty(); |
| 30 | return 19; |
| 31 | } |
| 32 | function empty() { |
| 33 | var x = 0; |
| 34 | if (x) return; |
| 35 | } |
| 36 | return {caller: caller}; |
| 37 | } |
| 38 | |
| 39 | assertWasm(19, VoidReturnTest); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 40 | |
| 41 | function IntTest() { |
| 42 | "use asm"; |
| 43 | function sum(a, b) { |
| 44 | a = a|0; |
| 45 | b = b|0; |
| 46 | var c = (b + 1)|0 |
| 47 | var d = 3.0; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 48 | var e = ~~d; // double conversion |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 49 | return (a + c + 1)|0; |
| 50 | } |
| 51 | |
| 52 | function caller() { |
| 53 | return sum(77,22) | 0; |
| 54 | } |
| 55 | |
| 56 | return {caller: caller}; |
| 57 | } |
| 58 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 59 | assertWasm(101,IntTest); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 60 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 61 | |
| 62 | function Float64Test() { |
| 63 | "use asm"; |
| 64 | function sum(a, b) { |
| 65 | a = +a; |
| 66 | b = +b; |
| 67 | return +(a + b); |
| 68 | } |
| 69 | |
| 70 | function caller() { |
| 71 | var a = +sum(70.1,10.2); |
| 72 | var ret = 0|0; |
| 73 | if (a == 80.3) { |
| 74 | ret = 1|0; |
| 75 | } else { |
| 76 | ret = 0|0; |
| 77 | } |
| 78 | return ret|0; |
| 79 | } |
| 80 | |
| 81 | return {caller: caller}; |
| 82 | } |
| 83 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 84 | assertWasm(1, Float64Test); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 85 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 86 | |
| 87 | function BadModule() { |
| 88 | "use asm"; |
| 89 | function caller(a, b) { |
| 90 | a = a|0; |
| 91 | b = b+0; |
| 92 | var c = (b + 1)|0 |
| 93 | return (a + c + 1)|0; |
| 94 | } |
| 95 | |
| 96 | function caller() { |
| 97 | return call(1, 2)|0; |
| 98 | } |
| 99 | |
| 100 | return {caller: caller}; |
| 101 | } |
| 102 | |
| 103 | assertThrows(function() { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 104 | Wasm.instantiateModuleFromAsm(BadModule.toString()).caller(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 105 | }); |
| 106 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 107 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 108 | function TestReturnInBlock() { |
| 109 | "use asm"; |
| 110 | |
| 111 | function caller() { |
| 112 | if(1) { |
| 113 | { |
| 114 | { |
| 115 | return 1; |
| 116 | } |
| 117 | } |
| 118 | } |
| 119 | return 0; |
| 120 | } |
| 121 | |
| 122 | return {caller: caller}; |
| 123 | } |
| 124 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 125 | assertWasm(1, TestReturnInBlock); |
| 126 | |
| 127 | |
| 128 | function TestAddSimple() { |
| 129 | "use asm"; |
| 130 | |
| 131 | function caller() { |
| 132 | var x = 0; |
| 133 | x = (x + 1)|0; |
| 134 | return x|0; |
| 135 | } |
| 136 | |
| 137 | return {caller: caller}; |
| 138 | } |
| 139 | |
| 140 | assertWasm(1, TestAddSimple); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 141 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 142 | |
| 143 | function TestWhileSimple() { |
| 144 | "use asm"; |
| 145 | |
| 146 | function caller() { |
| 147 | var x = 0; |
| 148 | while(x < 5) { |
| 149 | x = (x + 1)|0; |
| 150 | } |
| 151 | return x|0; |
| 152 | } |
| 153 | |
| 154 | return {caller: caller}; |
| 155 | } |
| 156 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 157 | assertWasm(5, TestWhileSimple); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 158 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 159 | |
| 160 | function TestWhileWithoutBraces() { |
| 161 | "use asm"; |
| 162 | |
| 163 | function caller() { |
| 164 | var x = 0; |
| 165 | while(x <= 3) |
| 166 | x = (x + 1)|0; |
| 167 | return x|0; |
| 168 | } |
| 169 | |
| 170 | return {caller: caller}; |
| 171 | } |
| 172 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 173 | assertWasm(4, TestWhileWithoutBraces); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 174 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 175 | |
| 176 | function TestReturnInWhile() { |
| 177 | "use asm"; |
| 178 | |
| 179 | function caller() { |
| 180 | var x = 0; |
| 181 | while(x < 10) { |
| 182 | x = (x + 6)|0; |
| 183 | return x|0; |
| 184 | } |
| 185 | return x|0; |
| 186 | } |
| 187 | |
| 188 | return {caller: caller}; |
| 189 | } |
| 190 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 191 | assertWasm(6, TestReturnInWhile); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 192 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 193 | |
| 194 | function TestReturnInWhileWithoutBraces() { |
| 195 | "use asm"; |
| 196 | |
| 197 | function caller() { |
| 198 | var x = 0; |
| 199 | while(x < 5) |
| 200 | return 7; |
| 201 | return x|0; |
| 202 | } |
| 203 | |
| 204 | return {caller: caller}; |
| 205 | } |
| 206 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 207 | assertWasm(7, TestReturnInWhileWithoutBraces); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 208 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 209 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 210 | function TestBreakInIf() { |
| 211 | "use asm"; |
| 212 | |
| 213 | function caller() { |
| 214 | label: { |
| 215 | if(1) break label; |
| 216 | return 11; |
| 217 | } |
| 218 | return 12; |
| 219 | } |
| 220 | |
| 221 | return {caller: caller}; |
| 222 | } |
| 223 | |
| 224 | assertWasm(12, TestBreakInIf); |
| 225 | |
| 226 | function TestBreakInIfInDoWhileFalse() { |
| 227 | "use asm"; |
| 228 | |
| 229 | function caller() { |
| 230 | do { |
| 231 | if(1) break; |
| 232 | return 11; |
| 233 | } while(0); |
| 234 | return 12; |
| 235 | } |
| 236 | |
| 237 | return {caller: caller}; |
| 238 | } |
| 239 | |
| 240 | assertWasm(12, TestBreakInIfInDoWhileFalse); |
| 241 | |
| 242 | function TestBreakInElse() { |
| 243 | "use asm"; |
| 244 | |
| 245 | function caller() { |
| 246 | do { |
| 247 | if(0) ; |
| 248 | else break; |
| 249 | return 14; |
| 250 | } while(0); |
| 251 | return 15; |
| 252 | } |
| 253 | |
| 254 | return {caller: caller}; |
| 255 | } |
| 256 | |
| 257 | assertWasm(15, TestBreakInElse); |
| 258 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 259 | function TestBreakInWhile() { |
| 260 | "use asm"; |
| 261 | |
| 262 | function caller() { |
| 263 | while(1) { |
| 264 | break; |
| 265 | } |
| 266 | return 8; |
| 267 | } |
| 268 | |
| 269 | return {caller: caller}; |
| 270 | } |
| 271 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 272 | assertWasm(8, TestBreakInWhile); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 273 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 274 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 275 | function TestBreakInIfInWhile() { |
| 276 | "use asm"; |
| 277 | |
| 278 | function caller() { |
| 279 | while(1) { |
| 280 | if (1) break; |
| 281 | else break; |
| 282 | } |
| 283 | return 8; |
| 284 | } |
| 285 | |
| 286 | return {caller: caller}; |
| 287 | } |
| 288 | |
| 289 | assertWasm(8, TestBreakInIfInWhile); |
| 290 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 291 | function TestBreakInNestedWhile() { |
| 292 | "use asm"; |
| 293 | |
| 294 | function caller() { |
| 295 | var x = 1.0; |
| 296 | while(x < 1.5) { |
| 297 | while(1) |
| 298 | break; |
| 299 | x = +(x + 0.25); |
| 300 | } |
| 301 | var ret = 0; |
| 302 | if (x == 1.5) { |
| 303 | ret = 9; |
| 304 | } |
| 305 | return ret|0; |
| 306 | } |
| 307 | |
| 308 | return {caller: caller}; |
| 309 | } |
| 310 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 311 | assertWasm(9, TestBreakInNestedWhile); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 312 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 313 | |
| 314 | function TestBreakInBlock() { |
| 315 | "use asm"; |
| 316 | |
| 317 | function caller() { |
| 318 | var x = 0; |
| 319 | abc: { |
| 320 | x = 10; |
| 321 | if (x == 10) { |
| 322 | break abc; |
| 323 | } |
| 324 | x = 20; |
| 325 | } |
| 326 | return x|0; |
| 327 | } |
| 328 | |
| 329 | return {caller: caller}; |
| 330 | } |
| 331 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 332 | assertWasm(10, TestBreakInBlock); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 333 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 334 | |
| 335 | function TestBreakInNamedWhile() { |
| 336 | "use asm"; |
| 337 | |
| 338 | function caller() { |
| 339 | var x = 0; |
| 340 | outer: while (1) { |
| 341 | x = (x + 1)|0; |
| 342 | while (x == 11) { |
| 343 | break outer; |
| 344 | } |
| 345 | } |
| 346 | return x|0; |
| 347 | } |
| 348 | |
| 349 | return {caller: caller}; |
| 350 | } |
| 351 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 352 | assertWasm(11, TestBreakInNamedWhile); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 353 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 354 | |
| 355 | function TestContinue() { |
| 356 | "use asm"; |
| 357 | |
| 358 | function caller() { |
| 359 | var x = 5; |
| 360 | var ret = 0; |
| 361 | while (x >= 0) { |
| 362 | x = (x - 1)|0; |
| 363 | if (x == 2) { |
| 364 | continue; |
| 365 | } |
| 366 | ret = (ret - 1)|0; |
| 367 | } |
| 368 | return ret|0; |
| 369 | } |
| 370 | |
| 371 | return {caller: caller}; |
| 372 | } |
| 373 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 374 | assertWasm(-5, TestContinue); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 375 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 376 | |
| 377 | function TestContinueInNamedWhile() { |
| 378 | "use asm"; |
| 379 | |
| 380 | function caller() { |
| 381 | var x = 5; |
| 382 | var y = 0; |
| 383 | var ret = 0; |
| 384 | outer: while (x > 0) { |
| 385 | x = (x - 1)|0; |
| 386 | y = 0; |
| 387 | while (y < 5) { |
| 388 | if (x == 3) { |
| 389 | continue outer; |
| 390 | } |
| 391 | ret = (ret + 1)|0; |
| 392 | y = (y + 1)|0; |
| 393 | } |
| 394 | } |
| 395 | return ret|0; |
| 396 | } |
| 397 | |
| 398 | return {caller: caller}; |
| 399 | } |
| 400 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 401 | assertWasm(20, TestContinueInNamedWhile); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 402 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 403 | |
| 404 | function TestNot() { |
| 405 | "use asm"; |
| 406 | |
| 407 | function caller() { |
| 408 | var a = !(2 > 3); |
| 409 | return a | 0; |
| 410 | } |
| 411 | |
| 412 | return {caller:caller}; |
| 413 | } |
| 414 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 415 | assertWasm(1, TestNot); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 416 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 417 | |
| 418 | function TestNotEquals() { |
| 419 | "use asm"; |
| 420 | |
| 421 | function caller() { |
| 422 | var a = 3; |
| 423 | if (a != 2) { |
| 424 | return 21; |
| 425 | } |
| 426 | return 0; |
| 427 | } |
| 428 | |
| 429 | return {caller:caller}; |
| 430 | } |
| 431 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 432 | assertWasm(21, TestNotEquals); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 433 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 434 | |
| 435 | function TestUnsignedComparison() { |
| 436 | "use asm"; |
| 437 | |
| 438 | function caller() { |
| 439 | var a = 0xffffffff; |
| 440 | if ((a>>>0) > (0>>>0)) { |
| 441 | return 22; |
| 442 | } |
| 443 | return 0; |
| 444 | } |
| 445 | |
| 446 | return {caller:caller}; |
| 447 | } |
| 448 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 449 | assertWasm(22, TestUnsignedComparison); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 450 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 451 | |
| 452 | function TestMixedAdd() { |
| 453 | "use asm"; |
| 454 | |
| 455 | function caller() { |
| 456 | var a = 0x80000000; |
| 457 | var b = 0x7fffffff; |
| 458 | var c = 0; |
| 459 | c = ((a>>>0) + b)|0; |
| 460 | if ((c >>> 0) > (0>>>0)) { |
| 461 | if (c < 0) { |
| 462 | return 23; |
| 463 | } |
| 464 | } |
| 465 | return 0; |
| 466 | } |
| 467 | |
| 468 | return {caller:caller}; |
| 469 | } |
| 470 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 471 | assertWasm(23, TestMixedAdd); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 472 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 473 | |
| 474 | function TestInt32HeapAccess(stdlib, foreign, buffer) { |
| 475 | "use asm"; |
| 476 | |
| 477 | var m = new stdlib.Int32Array(buffer); |
| 478 | function caller() { |
| 479 | var i = 4; |
| 480 | |
| 481 | m[0] = (i + 1) | 0; |
| 482 | m[i >> 2] = ((m[0]|0) + 1) | 0; |
| 483 | m[2] = ((m[i >> 2]|0) + 1) | 0; |
| 484 | return m[2] | 0; |
| 485 | } |
| 486 | |
| 487 | return {caller: caller}; |
| 488 | } |
| 489 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 490 | assertWasm(7, TestInt32HeapAccess); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 491 | |
| 492 | |
| 493 | function TestInt32HeapAccessExternal() { |
| 494 | var memory = new ArrayBuffer(1024); |
| 495 | var memory_int32 = new Int32Array(memory); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 496 | var module = Wasm.instantiateModuleFromAsm( |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 497 | TestInt32HeapAccess.toString(), null, memory); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 498 | assertEquals(7, module.caller()); |
| 499 | assertEquals(7, memory_int32[2]); |
| 500 | } |
| 501 | |
| 502 | TestInt32HeapAccessExternal(); |
| 503 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 504 | |
| 505 | function TestHeapAccessIntTypes() { |
| 506 | var types = [ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 507 | [Int8Array, 'Int8Array', '>> 0'], |
| 508 | [Uint8Array, 'Uint8Array', '>> 0'], |
| 509 | [Int16Array, 'Int16Array', '>> 1'], |
| 510 | [Uint16Array, 'Uint16Array', '>> 1'], |
| 511 | [Int32Array, 'Int32Array', '>> 2'], |
| 512 | [Uint32Array, 'Uint32Array', '>> 2'], |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 513 | ]; |
| 514 | for (var i = 0; i < types.length; i++) { |
| 515 | var code = TestInt32HeapAccess.toString(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 516 | code = code.replace('Int32Array', types[i][1]); |
| 517 | code = code.replace(/>> 2/g, types[i][2]); |
| 518 | var memory = new ArrayBuffer(1024); |
| 519 | var memory_view = new types[i][0](memory); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 520 | var module = Wasm.instantiateModuleFromAsm(code, null, memory); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 521 | assertEquals(7, module.caller()); |
| 522 | assertEquals(7, memory_view[2]); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 523 | assertEquals(7, Wasm.instantiateModuleFromAsm(code).caller()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 524 | } |
| 525 | } |
| 526 | |
| 527 | TestHeapAccessIntTypes(); |
| 528 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 529 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 530 | function TestFloatHeapAccess(stdlib, foreign, buffer) { |
| 531 | "use asm"; |
| 532 | |
| 533 | var f32 = new stdlib.Float32Array(buffer); |
| 534 | var f64 = new stdlib.Float64Array(buffer); |
| 535 | var fround = stdlib.Math.fround; |
| 536 | function caller() { |
| 537 | var i = 8; |
| 538 | var j = 8; |
| 539 | var v = 6.0; |
| 540 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 541 | f64[2] = v + 1.0; |
| 542 | f64[i >> 3] = +f64[2] + 1.0; |
| 543 | f64[j >> 3] = +f64[j >> 3] + 1.0; |
| 544 | i = +f64[i >> 3] == 9.0; |
| 545 | return i|0; |
| 546 | } |
| 547 | |
| 548 | return {caller: caller}; |
| 549 | } |
| 550 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 551 | assertEquals(1, Wasm.instantiateModuleFromAsm( |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 552 | TestFloatHeapAccess.toString()).caller()); |
| 553 | |
| 554 | |
| 555 | function TestFloatHeapAccessExternal() { |
| 556 | var memory = new ArrayBuffer(1024); |
| 557 | var memory_float64 = new Float64Array(memory); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 558 | var module = Wasm.instantiateModuleFromAsm( |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 559 | TestFloatHeapAccess.toString(), null, memory); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 560 | assertEquals(1, module.caller()); |
| 561 | assertEquals(9.0, memory_float64[1]); |
| 562 | } |
| 563 | |
| 564 | TestFloatHeapAccessExternal(); |
| 565 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 566 | |
| 567 | function TestConvertI32() { |
| 568 | "use asm"; |
| 569 | |
| 570 | function caller() { |
| 571 | var a = 1.5; |
| 572 | if ((~~(a + a)) == 3) { |
| 573 | return 24; |
| 574 | } |
| 575 | return 0; |
| 576 | } |
| 577 | |
| 578 | return {caller:caller}; |
| 579 | } |
| 580 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 581 | assertWasm(24, TestConvertI32); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 582 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 583 | |
| 584 | function TestConvertF64FromInt() { |
| 585 | "use asm"; |
| 586 | |
| 587 | function caller() { |
| 588 | var a = 1; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 589 | if ((+((a + a)|0)) > 1.5) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 590 | return 25; |
| 591 | } |
| 592 | return 0; |
| 593 | } |
| 594 | |
| 595 | return {caller:caller}; |
| 596 | } |
| 597 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 598 | assertWasm(25, TestConvertF64FromInt); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 599 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 600 | |
| 601 | function TestConvertF64FromUnsigned() { |
| 602 | "use asm"; |
| 603 | |
| 604 | function caller() { |
| 605 | var a = 0xffffffff; |
| 606 | if ((+(a>>>0)) > 0.0) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 607 | if((+(a|0)) < 0.0) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 608 | return 26; |
| 609 | } |
| 610 | } |
| 611 | return 0; |
| 612 | } |
| 613 | |
| 614 | return {caller:caller}; |
| 615 | } |
| 616 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 617 | assertWasm(26, TestConvertF64FromUnsigned); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 618 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 619 | |
| 620 | function TestModInt() { |
| 621 | "use asm"; |
| 622 | |
| 623 | function caller() { |
| 624 | var a = -83; |
| 625 | var b = 28; |
| 626 | return ((a|0)%(b|0))|0; |
| 627 | } |
| 628 | |
| 629 | return {caller:caller}; |
| 630 | } |
| 631 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 632 | assertWasm(-27,TestModInt); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 633 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 634 | |
| 635 | function TestModUnsignedInt() { |
| 636 | "use asm"; |
| 637 | |
| 638 | function caller() { |
| 639 | var a = 0x80000000; //2147483648 |
| 640 | var b = 10; |
| 641 | return ((a>>>0)%(b>>>0))|0; |
| 642 | } |
| 643 | |
| 644 | return {caller:caller}; |
| 645 | } |
| 646 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 647 | assertWasm(8, TestModUnsignedInt); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 648 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 649 | |
| 650 | function TestModDouble() { |
| 651 | "use asm"; |
| 652 | |
| 653 | function caller() { |
| 654 | var a = 5.25; |
| 655 | var b = 2.5; |
| 656 | if (a%b == 0.25) { |
| 657 | return 28; |
| 658 | } |
| 659 | return 0; |
| 660 | } |
| 661 | |
| 662 | return {caller:caller}; |
| 663 | } |
| 664 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 665 | assertWasm(28, TestModDouble); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 666 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 667 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 668 | function TestModDoubleNegative() { |
| 669 | "use asm"; |
| 670 | |
| 671 | function caller() { |
| 672 | var a = -34359738368.25; |
| 673 | var b = 2.5; |
| 674 | if (a%b == -0.75) { |
| 675 | return 28; |
| 676 | } |
| 677 | return 0; |
| 678 | } |
| 679 | |
| 680 | return {caller:caller}; |
| 681 | } |
| 682 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 683 | assertWasm(28, TestModDoubleNegative); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 684 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 685 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 686 | (function () { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 687 | function TestNamedFunctions() { |
| 688 | "use asm"; |
| 689 | |
| 690 | var a = 0.0; |
| 691 | var b = 0.0; |
| 692 | |
| 693 | function add() { |
| 694 | return +(a + b); |
| 695 | } |
| 696 | |
| 697 | function init() { |
| 698 | a = 43.25; |
| 699 | b = 34.25; |
| 700 | } |
| 701 | |
| 702 | return {init:init, |
| 703 | add:add}; |
| 704 | } |
| 705 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 706 | var module = Wasm.instantiateModuleFromAsm(TestNamedFunctions.toString()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 707 | module.init(); |
| 708 | assertEquals(77.5, module.add()); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 709 | })(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 710 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 711 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 712 | (function () { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 713 | function TestGlobalsWithInit() { |
| 714 | "use asm"; |
| 715 | |
| 716 | var a = 43.25; |
| 717 | var b = 34.25; |
| 718 | |
| 719 | function add() { |
| 720 | return +(a + b); |
| 721 | } |
| 722 | |
| 723 | return {add:add}; |
| 724 | } |
| 725 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 726 | var module = Wasm.instantiateModuleFromAsm(TestGlobalsWithInit.toString()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 727 | assertEquals(77.5, module.add()); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 728 | })(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 729 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 730 | function TestForLoop() { |
| 731 | "use asm" |
| 732 | |
| 733 | function caller() { |
| 734 | var ret = 0; |
| 735 | var i = 0; |
| 736 | for (i = 2; i <= 10; i = (i+1)|0) { |
| 737 | ret = (ret + i) | 0; |
| 738 | } |
| 739 | return ret|0; |
| 740 | } |
| 741 | |
| 742 | return {caller:caller}; |
| 743 | } |
| 744 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 745 | assertWasm(54, TestForLoop); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 746 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 747 | |
| 748 | function TestForLoopWithoutInit() { |
| 749 | "use asm" |
| 750 | |
| 751 | function caller() { |
| 752 | var ret = 0; |
| 753 | var i = 0; |
| 754 | for (; i < 10; i = (i+1)|0) { |
| 755 | ret = (ret + 10) | 0; |
| 756 | } |
| 757 | return ret|0; |
| 758 | } |
| 759 | |
| 760 | return {caller:caller}; |
| 761 | } |
| 762 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 763 | assertWasm(100,TestForLoopWithoutInit); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 764 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 765 | |
| 766 | function TestForLoopWithoutCondition() { |
| 767 | "use asm" |
| 768 | |
| 769 | function caller() { |
| 770 | var ret = 0; |
| 771 | var i = 0; |
| 772 | for (i=1;; i = (i+1)|0) { |
| 773 | ret = (ret + i) | 0; |
| 774 | if (i == 11) { |
| 775 | break; |
| 776 | } |
| 777 | } |
| 778 | return ret|0; |
| 779 | } |
| 780 | |
| 781 | return {caller:caller}; |
| 782 | } |
| 783 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 784 | assertWasm(66, TestForLoopWithoutCondition); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 785 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 786 | |
| 787 | function TestForLoopWithoutNext() { |
| 788 | "use asm" |
| 789 | |
| 790 | function caller() { |
| 791 | var i = 0; |
| 792 | for (i=1; i < 41;) { |
| 793 | i = (i + 1) | 0; |
| 794 | } |
| 795 | return i|0; |
| 796 | } |
| 797 | |
| 798 | return {caller:caller}; |
| 799 | } |
| 800 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 801 | assertWasm(41, TestForLoopWithoutNext); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 802 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 803 | |
| 804 | function TestForLoopWithoutBody() { |
| 805 | "use asm" |
| 806 | |
| 807 | function caller() { |
| 808 | var i = 0; |
| 809 | for (i=1; i < 45 ; i = (i+1)|0) { |
| 810 | } |
| 811 | return i|0; |
| 812 | } |
| 813 | |
| 814 | return {caller:caller}; |
| 815 | } |
| 816 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 817 | assertWasm(45, TestForLoopWithoutBody); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 818 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 819 | |
| 820 | function TestDoWhile() { |
| 821 | "use asm" |
| 822 | |
| 823 | function caller() { |
| 824 | var i = 0; |
| 825 | var ret = 21; |
| 826 | do { |
| 827 | ret = (ret + ret)|0; |
| 828 | i = (i + 1)|0; |
| 829 | } while (i < 2); |
| 830 | return ret|0; |
| 831 | } |
| 832 | |
| 833 | return {caller:caller}; |
| 834 | } |
| 835 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 836 | assertWasm(84, TestDoWhile); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 837 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 838 | |
| 839 | function TestConditional() { |
| 840 | "use asm" |
| 841 | |
| 842 | function caller() { |
| 843 | var x = 1; |
| 844 | return ((x > 0) ? 41 : 71)|0; |
| 845 | } |
| 846 | |
| 847 | return {caller:caller}; |
| 848 | } |
| 849 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 850 | assertWasm(41, TestConditional); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 851 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 852 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 853 | (function () { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 854 | function TestInitFunctionWithNoGlobals() { |
| 855 | "use asm"; |
| 856 | function caller() { |
| 857 | return 51; |
| 858 | } |
| 859 | return {caller}; |
| 860 | } |
| 861 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 862 | var module = Wasm.instantiateModuleFromAsm( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 863 | TestInitFunctionWithNoGlobals.toString()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 864 | assertEquals(51, module.caller()); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 865 | })(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 866 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 867 | (function () { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 868 | function TestExportNameDifferentFromFunctionName() { |
| 869 | "use asm"; |
| 870 | function caller() { |
| 871 | return 55; |
| 872 | } |
| 873 | return {alt_caller:caller}; |
| 874 | } |
| 875 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 876 | var module = Wasm.instantiateModuleFromAsm( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 877 | TestExportNameDifferentFromFunctionName.toString()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 878 | assertEquals(55, module.alt_caller()); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 879 | })(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 880 | |
| 881 | function TestFunctionTableSingleFunction() { |
| 882 | "use asm"; |
| 883 | |
| 884 | function dummy() { |
| 885 | return 71; |
| 886 | } |
| 887 | |
| 888 | function caller() { |
| 889 | return function_table[0&0]() | 0; |
| 890 | } |
| 891 | |
| 892 | var function_table = [dummy] |
| 893 | |
| 894 | return {caller:caller}; |
| 895 | } |
| 896 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 897 | assertWasm(71, TestFunctionTableSingleFunction); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 898 | |
| 899 | |
| 900 | function TestFunctionTableMultipleFunctions() { |
| 901 | "use asm"; |
| 902 | |
| 903 | function inc1(x) { |
| 904 | x = x|0; |
| 905 | return (x+1)|0; |
| 906 | } |
| 907 | |
| 908 | function inc2(x) { |
| 909 | x = x|0; |
| 910 | return (x+2)|0; |
| 911 | } |
| 912 | |
| 913 | function caller() { |
| 914 | if (function_table[0&1](50) == 51) { |
| 915 | if (function_table[1&1](60) == 62) { |
| 916 | return 73; |
| 917 | } |
| 918 | } |
| 919 | return 0; |
| 920 | } |
| 921 | |
| 922 | var function_table = [inc1, inc2] |
| 923 | |
| 924 | return {caller:caller}; |
| 925 | } |
| 926 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 927 | assertWasm(73, TestFunctionTableMultipleFunctions); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 928 | |
| 929 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 930 | (function () { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 931 | function TestFunctionTable() { |
| 932 | "use asm"; |
| 933 | |
| 934 | function add(a, b) { |
| 935 | a = a|0; |
| 936 | b = b|0; |
| 937 | return (a+b)|0; |
| 938 | } |
| 939 | |
| 940 | function sub(a, b) { |
| 941 | a = a|0; |
| 942 | b = b|0; |
| 943 | return (a-b)|0; |
| 944 | } |
| 945 | |
| 946 | function inc(a) { |
| 947 | a = a|0; |
| 948 | return (a+1)|0; |
| 949 | } |
| 950 | |
| 951 | function caller(table_id, fun_id, arg1, arg2) { |
| 952 | table_id = table_id|0; |
| 953 | fun_id = fun_id|0; |
| 954 | arg1 = arg1|0; |
| 955 | arg2 = arg2|0; |
| 956 | if (table_id == 0) { |
| 957 | return funBin[fun_id&3](arg1, arg2)|0; |
| 958 | } else if (table_id == 1) { |
| 959 | return fun[fun_id&0](arg1)|0; |
| 960 | } |
| 961 | return 0; |
| 962 | } |
| 963 | |
| 964 | var funBin = [add, sub, sub, add]; |
| 965 | var fun = [inc]; |
| 966 | |
| 967 | return {caller:caller}; |
| 968 | } |
| 969 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 970 | var module = Wasm.instantiateModuleFromAsm(TestFunctionTable.toString()); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 971 | assertEquals(55, module.caller(0, 0, 33, 22)); |
| 972 | assertEquals(11, module.caller(0, 1, 33, 22)); |
| 973 | assertEquals(9, module.caller(0, 2, 54, 45)); |
| 974 | assertEquals(99, module.caller(0, 3, 54, 45)); |
| 975 | assertEquals(23, module.caller(0, 4, 12, 11)); |
| 976 | assertEquals(31, module.caller(1, 0, 30, 11)); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 977 | })(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 978 | |
| 979 | |
| 980 | function TestForeignFunctions() { |
| 981 | function AsmModule(stdlib, foreign, buffer) { |
| 982 | "use asm"; |
| 983 | |
| 984 | var setVal = foreign.setVal; |
| 985 | var getVal = foreign.getVal; |
| 986 | |
| 987 | function caller(initial_value, new_value) { |
| 988 | initial_value = initial_value|0; |
| 989 | new_value = new_value|0; |
| 990 | if ((getVal()|0) == (initial_value|0)) { |
| 991 | setVal(new_value|0); |
| 992 | return getVal()|0; |
| 993 | } |
| 994 | return 0; |
| 995 | } |
| 996 | |
| 997 | return {caller:caller}; |
| 998 | } |
| 999 | |
| 1000 | function ffi(initial_val) { |
| 1001 | var val = initial_val; |
| 1002 | |
| 1003 | function getVal() { |
| 1004 | return val; |
| 1005 | } |
| 1006 | |
| 1007 | function setVal(new_val) { |
| 1008 | val = new_val; |
| 1009 | } |
| 1010 | |
| 1011 | return {getVal:getVal, setVal:setVal}; |
| 1012 | } |
| 1013 | |
| 1014 | var foreign = new ffi(23); |
| 1015 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1016 | var module = Wasm.instantiateModuleFromAsm(AsmModule.toString(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1017 | foreign, null); |
| 1018 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1019 | assertEquals(103, module.caller(23, 103)); |
| 1020 | } |
| 1021 | |
| 1022 | TestForeignFunctions(); |
| 1023 | |
| 1024 | |
| 1025 | function TestForeignFunctionMultipleUse() { |
| 1026 | function AsmModule(stdlib, foreign, buffer) { |
| 1027 | "use asm"; |
| 1028 | |
| 1029 | var getVal = foreign.getVal; |
| 1030 | |
| 1031 | function caller(int_val, double_val) { |
| 1032 | int_val = int_val|0; |
| 1033 | double_val = +double_val; |
| 1034 | if ((getVal()|0) == (int_val|0)) { |
| 1035 | if ((+getVal()) == (+double_val)) { |
| 1036 | return 89; |
| 1037 | } |
| 1038 | } |
| 1039 | return 0; |
| 1040 | } |
| 1041 | |
| 1042 | return {caller:caller}; |
| 1043 | } |
| 1044 | |
| 1045 | function ffi() { |
| 1046 | function getVal() { |
| 1047 | return 83.25; |
| 1048 | } |
| 1049 | |
| 1050 | return {getVal:getVal}; |
| 1051 | } |
| 1052 | |
| 1053 | var foreign = new ffi(); |
| 1054 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1055 | var module = Wasm.instantiateModuleFromAsm(AsmModule.toString(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1056 | foreign, null); |
| 1057 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1058 | assertEquals(89, module.caller(83, 83.25)); |
| 1059 | } |
| 1060 | |
| 1061 | TestForeignFunctionMultipleUse(); |
| 1062 | |
| 1063 | |
| 1064 | function TestForeignVariables() { |
| 1065 | function AsmModule(stdlib, foreign, buffer) { |
| 1066 | "use asm"; |
| 1067 | |
| 1068 | var i1 = foreign.foo | 0; |
| 1069 | var f1 = +foreign.bar; |
| 1070 | var i2 = foreign.baz | 0; |
| 1071 | var f2 = +foreign.baz; |
| 1072 | |
| 1073 | function geti1() { |
| 1074 | return i1|0; |
| 1075 | } |
| 1076 | |
| 1077 | function getf1() { |
| 1078 | return +f1; |
| 1079 | } |
| 1080 | |
| 1081 | function geti2() { |
| 1082 | return i2|0; |
| 1083 | } |
| 1084 | |
| 1085 | function getf2() { |
| 1086 | return +f2; |
| 1087 | } |
| 1088 | |
| 1089 | return {geti1:geti1, getf1:getf1, geti2:geti2, getf2:getf2}; |
| 1090 | } |
| 1091 | |
| 1092 | function TestCase(env, i1, f1, i2, f2) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1093 | print("Testing foreign variables..."); |
| 1094 | var module = Wasm.instantiateModuleFromAsm( |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1095 | AsmModule.toString(), env); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1096 | assertEquals(i1, module.geti1()); |
| 1097 | assertEquals(f1, module.getf1()); |
| 1098 | assertEquals(i2, module.geti2()); |
| 1099 | assertEquals(f2, module.getf2()); |
| 1100 | } |
| 1101 | |
| 1102 | // Check normal operation. |
| 1103 | TestCase({foo: 123, bar: 234.5, baz: 345.7}, 123, 234.5, 345, 345.7); |
| 1104 | // Check partial operation. |
| 1105 | TestCase({baz: 345.7}, 0, NaN, 345, 345.7); |
| 1106 | // Check that undefined values are converted to proper defaults. |
| 1107 | TestCase({qux: 999}, 0, NaN, 0, NaN); |
| 1108 | // Check that an undefined ffi is ok. |
| 1109 | TestCase(undefined, 0, NaN, 0, NaN); |
| 1110 | // Check that true values are converted properly. |
| 1111 | TestCase({foo: true, bar: true, baz: true}, 1, 1.0, 1, 1.0); |
| 1112 | // Check that false values are converted properly. |
| 1113 | TestCase({foo: false, bar: false, baz: false}, 0, 0, 0, 0); |
| 1114 | // Check that null values are converted properly. |
| 1115 | TestCase({foo: null, bar: null, baz: null}, 0, 0, 0, 0); |
| 1116 | // Check that string values are converted properly. |
| 1117 | TestCase({foo: 'hi', bar: 'there', baz: 'dude'}, 0, NaN, 0, NaN); |
| 1118 | TestCase({foo: '0xff', bar: '234', baz: '456.1'}, 255, 234, 456, 456.1, 456); |
| 1119 | // Check that Date values are converted properly. |
| 1120 | TestCase({foo: new Date(123), bar: new Date(456), |
| 1121 | baz: new Date(789)}, 123, 456, 789, 789); |
| 1122 | // Check that list values are converted properly. |
| 1123 | TestCase({foo: [], bar: [], baz: []}, 0, 0, 0, 0); |
| 1124 | // Check that object values are converted properly. |
| 1125 | TestCase({foo: {}, bar: {}, baz: {}}, 0, NaN, 0, NaN); |
| 1126 | // Check that getter object values are converted properly. |
| 1127 | var o = { |
| 1128 | get foo() { |
| 1129 | return 123.4; |
| 1130 | } |
| 1131 | }; |
| 1132 | TestCase({foo: o.foo, bar: o.foo, baz: o.foo}, 123, 123.4, 123, 123.4); |
| 1133 | // Check that getter object values are converted properly. |
| 1134 | var o = { |
| 1135 | get baz() { |
| 1136 | return 123.4; |
| 1137 | } |
| 1138 | }; |
| 1139 | TestCase(o, 0, NaN, 123, 123.4); |
| 1140 | // Check that objects with valueOf are converted properly. |
| 1141 | var o = { |
| 1142 | valueOf: function() { return 99; } |
| 1143 | }; |
| 1144 | TestCase({foo: o, bar: o, baz: o}, 99, 99, 99, 99); |
| 1145 | // Check that function values are converted properly. |
| 1146 | TestCase({foo: TestCase, bar: TestCase, qux: TestCase}, 0, NaN, 0, NaN); |
| 1147 | // Check that a missing ffi object is safe. |
| 1148 | TestCase(undefined, 0, NaN, 0, NaN); |
| 1149 | } |
| 1150 | |
| 1151 | TestForeignVariables(); |
| 1152 | |
| 1153 | |
| 1154 | (function() { |
| 1155 | function TestByteHeapAccessCompat(stdlib, foreign, buffer) { |
| 1156 | "use asm"; |
| 1157 | |
| 1158 | var HEAP8 = new stdlib.Uint8Array(buffer); |
| 1159 | var HEAP32 = new stdlib.Int32Array(buffer); |
| 1160 | |
| 1161 | function store(i, v) { |
| 1162 | i = i | 0; |
| 1163 | v = v | 0; |
| 1164 | HEAP32[i >> 2] = v; |
| 1165 | } |
| 1166 | |
| 1167 | function storeb(i, v) { |
| 1168 | i = i | 0; |
| 1169 | v = v | 0; |
| 1170 | HEAP8[i | 0] = v; |
| 1171 | } |
| 1172 | |
| 1173 | function load(i) { |
| 1174 | i = i | 0; |
| 1175 | return HEAP8[i] | 0; |
| 1176 | } |
| 1177 | |
| 1178 | function iload(i) { |
| 1179 | i = i | 0; |
| 1180 | return HEAP8[HEAP32[i >> 2] | 0] | 0; |
| 1181 | } |
| 1182 | |
| 1183 | return {load: load, iload: iload, store: store, storeb: storeb}; |
| 1184 | } |
| 1185 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1186 | var m = Wasm.instantiateModuleFromAsm( |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1187 | TestByteHeapAccessCompat.toString()); |
| 1188 | m.store(0, 20); |
| 1189 | m.store(4, 21); |
| 1190 | m.store(8, 22); |
| 1191 | m.storeb(20, 123); |
| 1192 | m.storeb(21, 42); |
| 1193 | m.storeb(22, 77); |
| 1194 | assertEquals(123, m.load(20)); |
| 1195 | assertEquals(42, m.load(21)); |
| 1196 | assertEquals(77, m.load(22)); |
| 1197 | assertEquals(123, m.iload(0)); |
| 1198 | assertEquals(42, m.iload(4)); |
| 1199 | assertEquals(77, m.iload(8)); |
| 1200 | })(); |
| 1201 | |
| 1202 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1203 | function TestGlobalBlock(stdlib, foreign, buffer) { |
| 1204 | "use asm"; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1205 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1206 | var x = foreign.x | 0, y = foreign.y | 0; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1207 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1208 | function test() { |
| 1209 | return (x + y) | 0; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1210 | } |
| 1211 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1212 | return {caller: test}; |
| 1213 | } |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1214 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1215 | assertWasm(15, TestGlobalBlock, { x: 4, y: 11 }); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1216 | |
| 1217 | (function TestComma() { |
| 1218 | function CommaModule() { |
| 1219 | "use asm"; |
| 1220 | |
| 1221 | function ifunc(a, b) { |
| 1222 | a = +a; |
| 1223 | b = b | 0; |
| 1224 | return (a, b) | 0; |
| 1225 | } |
| 1226 | |
| 1227 | function dfunc(a, b) { |
| 1228 | a = a | 0; |
| 1229 | b = +b; |
| 1230 | return +(a, b); |
| 1231 | } |
| 1232 | |
| 1233 | return {ifunc: ifunc, dfunc: dfunc}; |
| 1234 | } |
| 1235 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1236 | var m = Wasm.instantiateModuleFromAsm(CommaModule.toString()); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1237 | assertEquals(123, m.ifunc(456.7, 123)); |
| 1238 | assertEquals(123.4, m.dfunc(456, 123.4)); |
| 1239 | })(); |
| 1240 | |
| 1241 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1242 | function TestFloatAsDouble(stdlib) { |
| 1243 | "use asm"; |
| 1244 | var fround = stdlib.Math.fround; |
| 1245 | function func() { |
| 1246 | var x = fround(1.0); |
| 1247 | return +fround(x); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1248 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1249 | return {caller: func}; |
| 1250 | } |
| 1251 | assertWasm(1, TestFloatAsDouble); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1252 | |
| 1253 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1254 | function TestOr() { |
| 1255 | "use asm"; |
| 1256 | function func() { |
| 1257 | var x = 1; |
| 1258 | var y = 2; |
| 1259 | return (x | y) | 0; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1260 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1261 | return {caller: func}; |
| 1262 | } |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1263 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1264 | assertWasm(3, TestOr); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1265 | |
| 1266 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1267 | function TestAnd() { |
| 1268 | "use asm"; |
| 1269 | function func() { |
| 1270 | var x = 3; |
| 1271 | var y = 2; |
| 1272 | return (x & y) | 0; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1273 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1274 | return {caller: func}; |
| 1275 | } |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1276 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1277 | assertWasm(2, TestAnd); |
| 1278 | |
| 1279 | |
| 1280 | function TestXor() { |
| 1281 | "use asm"; |
| 1282 | function func() { |
| 1283 | var x = 3; |
| 1284 | var y = 2; |
| 1285 | return (x ^ y) | 0; |
| 1286 | } |
| 1287 | return {caller: func}; |
| 1288 | } |
| 1289 | |
| 1290 | assertWasm(1, TestXor); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1291 | |
| 1292 | |
| 1293 | (function TestIntishAssignment() { |
| 1294 | function Module(stdlib, foreign, heap) { |
| 1295 | "use asm"; |
| 1296 | var HEAP32 = new stdlib.Int32Array(heap); |
| 1297 | function func() { |
| 1298 | var a = 1; |
| 1299 | var b = 2; |
| 1300 | HEAP32[0] = a + b; |
| 1301 | return HEAP32[0] | 0; |
| 1302 | } |
| 1303 | return {func: func}; |
| 1304 | } |
| 1305 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1306 | var m = Wasm.instantiateModuleFromAsm(Module.toString()); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1307 | assertEquals(3, m.func()); |
| 1308 | })(); |
| 1309 | |
| 1310 | |
| 1311 | (function TestFloatishAssignment() { |
| 1312 | function Module(stdlib, foreign, heap) { |
| 1313 | "use asm"; |
| 1314 | var HEAPF32 = new stdlib.Float32Array(heap); |
| 1315 | var fround = stdlib.Math.fround; |
| 1316 | function func() { |
| 1317 | var a = fround(1.0); |
| 1318 | var b = fround(2.0); |
| 1319 | HEAPF32[0] = a + b; |
| 1320 | return +HEAPF32[0]; |
| 1321 | } |
| 1322 | return {func: func}; |
| 1323 | } |
| 1324 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1325 | var m = Wasm.instantiateModuleFromAsm(Module.toString()); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1326 | assertEquals(3, m.func()); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1327 | })(); |
| 1328 | |
| 1329 | |
| 1330 | (function TestDoubleToFloatAssignment() { |
| 1331 | function Module(stdlib, foreign, heap) { |
| 1332 | "use asm"; |
| 1333 | var HEAPF32 = new stdlib.Float32Array(heap); |
| 1334 | var fround = stdlib.Math.fround; |
| 1335 | function func() { |
| 1336 | var a = 1.23; |
| 1337 | HEAPF32[0] = a; |
| 1338 | return +HEAPF32[0]; |
| 1339 | } |
| 1340 | return {func: func}; |
| 1341 | } |
| 1342 | |
| 1343 | var m = Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1344 | assertEquals(1.23, m.func()); |
| 1345 | }); |
| 1346 | |
| 1347 | |
| 1348 | (function TestIntegerMultiplyBothWays() { |
| 1349 | function Module(stdlib, foreign, heap) { |
| 1350 | "use asm"; |
| 1351 | function func() { |
| 1352 | var a = 1; |
| 1353 | return ((a * 3) + (4 * a)) | 0; |
| 1354 | } |
| 1355 | return {func: func}; |
| 1356 | } |
| 1357 | |
| 1358 | var m = Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1359 | assertEquals(7, m.func()); |
| 1360 | })(); |
| 1361 | |
| 1362 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1363 | (function TestBadAssignDoubleFromIntish() { |
| 1364 | function Module(stdlib, foreign, heap) { |
| 1365 | "use asm"; |
| 1366 | function func() { |
| 1367 | var a = 1; |
| 1368 | var b = 3.0; |
| 1369 | b = a; |
| 1370 | } |
| 1371 | return {func: func}; |
| 1372 | } |
| 1373 | assertThrows(function() { |
| 1374 | Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1375 | }); |
| 1376 | })(); |
| 1377 | |
| 1378 | |
| 1379 | (function TestBadAssignIntFromDouble() { |
| 1380 | function Module(stdlib, foreign, heap) { |
| 1381 | "use asm"; |
| 1382 | function func() { |
| 1383 | var a = 1; |
| 1384 | var b = 3.0; |
| 1385 | a = b; |
| 1386 | } |
| 1387 | return {func: func}; |
| 1388 | } |
| 1389 | assertThrows(function() { |
| 1390 | Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1391 | }); |
| 1392 | })(); |
| 1393 | |
| 1394 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1395 | (function TestBadMultiplyIntish() { |
| 1396 | function Module(stdlib, foreign, heap) { |
| 1397 | "use asm"; |
| 1398 | function func() { |
| 1399 | var a = 1; |
| 1400 | return ((a + a) * 4) | 0; |
| 1401 | } |
| 1402 | return {func: func}; |
| 1403 | } |
| 1404 | assertThrows(function() { |
| 1405 | Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1406 | }); |
| 1407 | })(); |
| 1408 | |
| 1409 | |
| 1410 | (function TestBadCastFromInt() { |
| 1411 | function Module(stdlib, foreign, heap) { |
| 1412 | "use asm"; |
| 1413 | function func() { |
| 1414 | var a = 1; |
| 1415 | return +a; |
| 1416 | } |
| 1417 | return {func: func}; |
| 1418 | } |
| 1419 | assertThrows(function() { |
| 1420 | Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1421 | }); |
| 1422 | })(); |
| 1423 | |
| 1424 | |
| 1425 | (function TestAndNegative() { |
| 1426 | function Module() { |
| 1427 | "use asm"; |
| 1428 | function func() { |
| 1429 | var x = 1; |
| 1430 | var y = 2; |
| 1431 | var z = 0; |
| 1432 | z = x + y & -1; |
| 1433 | return z | 0; |
| 1434 | } |
| 1435 | return {func: func}; |
| 1436 | } |
| 1437 | |
| 1438 | var m = Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1439 | assertEquals(3, m.func()); |
| 1440 | })(); |
| 1441 | |
| 1442 | |
| 1443 | (function TestNegativeDouble() { |
| 1444 | function Module() { |
| 1445 | "use asm"; |
| 1446 | function func() { |
| 1447 | var x = -(34359738368.25); |
| 1448 | var y = -2.5; |
| 1449 | return +(x + y); |
| 1450 | } |
| 1451 | return {func: func}; |
| 1452 | } |
| 1453 | |
| 1454 | var m = Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1455 | assertEquals(-34359738370.75, m.func()); |
| 1456 | })(); |
| 1457 | |
| 1458 | |
| 1459 | (function TestBadAndDouble() { |
| 1460 | function Module() { |
| 1461 | "use asm"; |
| 1462 | function func() { |
| 1463 | var x = 1.0; |
| 1464 | var y = 2.0; |
| 1465 | return (x & y) | 0; |
| 1466 | } |
| 1467 | return {func: func}; |
| 1468 | } |
| 1469 | |
| 1470 | assertThrows(function() { |
| 1471 | Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1472 | }); |
| 1473 | })(); |
| 1474 | |
| 1475 | |
| 1476 | (function TestAndIntAndHeapValue() { |
| 1477 | function Module(stdlib, foreign, buffer) { |
| 1478 | "use asm"; |
| 1479 | var HEAP32 = new stdlib.Int32Array(buffer); |
| 1480 | function func() { |
| 1481 | var x = 0; |
| 1482 | x = HEAP32[0] & -1; |
| 1483 | return x | 0; |
| 1484 | } |
| 1485 | return {func: func}; |
| 1486 | } |
| 1487 | |
| 1488 | var m = Wasm.instantiateModuleFromAsm(Module.toString()); |
| 1489 | assertEquals(0, m.func()); |
| 1490 | })(); |
| 1491 | |
| 1492 | (function TestOutOfBoundsConversion() { |
| 1493 | function asmModule($a,$b,$c){'use asm'; |
| 1494 | function aaa() { |
| 1495 | var f = 0.0; |
| 1496 | var a = 0; |
| 1497 | f = 5616315000.000001; |
| 1498 | a = ~~f >>>0; |
| 1499 | return a | 0; |
| 1500 | } |
| 1501 | return { main : aaa }; |
| 1502 | } |
| 1503 | var wasm = Wasm.instantiateModuleFromAsm(asmModule.toString()); |
| 1504 | assertEquals(1321347704, wasm.main()); |
| 1505 | })(); |
| 1506 | |
| 1507 | (function TestUnsignedLiterals() { |
| 1508 | function asmModule() { |
| 1509 | "use asm"; |
| 1510 | function u0xffffffff() { |
| 1511 | var f = 0xffffffff; |
| 1512 | return +(f >>> 0); |
| 1513 | } |
| 1514 | function u0x80000000() { |
| 1515 | var f = 0x80000000; |
| 1516 | return +(f >>> 0); |
| 1517 | } |
| 1518 | function u0x87654321() { |
| 1519 | var f = 0x87654321; |
| 1520 | return +(f >>> 0); |
| 1521 | } |
| 1522 | return { |
| 1523 | u0xffffffff: u0xffffffff, |
| 1524 | u0x80000000: u0x80000000, |
| 1525 | u0x87654321: u0x87654321, |
| 1526 | }; |
| 1527 | } |
| 1528 | var wasm = Wasm.instantiateModuleFromAsm(asmModule.toString()); |
| 1529 | assertEquals(0xffffffff, wasm.u0xffffffff()); |
| 1530 | assertEquals(0x80000000, wasm.u0x80000000()); |
| 1531 | assertEquals(0x87654321, wasm.u0x87654321()); |
| 1532 | })(); |