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| 1 <table> |
| 2 </table> |
| 3 <h3>nacl_irt_basic</h3> |
| 4 <table> |
| 5 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 6 <td>IRT Method </td> |
| 7 <td>State </td> |
| 8 <td>Assumes Threads </td> |
| 9 <td>Emscripten </td> |
| 10 <td>Web API </td> |
| 11 <td>Limitations </td> |
| 12 </tr> |
| 13 |
| 14 <tr> |
| 15 <td>exit </td> |
| 16 <td> </td> |
| 17 <td> </td> |
| 18 <td>builtin </td> |
| 19 <td>Not relevant to Wasm </td> |
| 20 <td> </td> |
| 21 </tr> |
| 22 |
| 23 <tr> |
| 24 <td>gettod </td> |
| 25 <td> </td> |
| 26 <td> </td> |
| 27 <td>builtin </td> |
| 28 <td>new Date().getTime() </td> |
| 29 <td> </td> |
| 30 </tr> |
| 31 |
| 32 <tr> |
| 33 <td>clock </td> |
| 34 <td> </td> |
| 35 <td> </td> |
| 36 <td>builtin </td> |
| 37 <td>new Date().getTime() </td> |
| 38 <td> </td> |
| 39 </tr> |
| 40 |
| 41 <tr> |
| 42 <td>nanosleep </td> |
| 43 <td> </td> |
| 44 <td> </td> |
| 45 <td>builtin </td> |
| 46 <td>Simulate with Atomics.wait </td> |
| 47 <td> </td> |
| 48 </tr> |
| 49 |
| 50 <tr> |
| 51 <td>sched_yield </td> |
| 52 <td> </td> |
| 53 <td> </td> |
| 54 <td>builtin </td> |
| 55 <td>Simulate with Atomics.wait </td> |
| 56 <td> </td> |
| 57 </tr> |
| 58 |
| 59 <tr> |
| 60 <td>sysconf </td> |
| 61 <td> </td> |
| 62 <td> </td> |
| 63 <td>builtin </td> |
| 64 <td>Not relevant to Wasm, internal detail </td> |
| 65 <td> </td> |
| 66 </tr> |
| 67 |
| 68 </table> |
| 69 <h3>nacl_irt_fdio</h3> |
| 70 <table> |
| 71 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 72 <td>IRT Method </td> |
| 73 <td>State </td> |
| 74 <td>Assumes Threads </td> |
| 75 <td>Emscripten </td> |
| 76 <td>Web API </td> |
| 77 <td>Limitations </td> |
| 78 </tr> |
| 79 |
| 80 <tr> |
| 81 <td>close </td> |
| 82 <td> </td> |
| 83 <td> </td> |
| 84 <td>builtin </td> |
| 85 <td>To relevant to Wasm, implementation detail. </td> |
| 86 <td> </td> |
| 87 </tr> |
| 88 |
| 89 <tr> |
| 90 <td>dup </td> |
| 91 <td> </td> |
| 92 <td> </td> |
| 93 <td>builtin </td> |
| 94 <td>To relevant to Wasm, implementation detail. </td> |
| 95 <td> </td> |
| 96 </tr> |
| 97 |
| 98 <tr> |
| 99 <td>dup2 </td> |
| 100 <td> </td> |
| 101 <td> </td> |
| 102 <td>builtin </td> |
| 103 <td>To relevant to Wasm, implementation detail. </td> |
| 104 <td> </td> |
| 105 </tr> |
| 106 |
| 107 <tr> |
| 108 <td>read </td> |
| 109 <td> </td> |
| 110 <td> </td> |
| 111 <td>builtin </td> |
| 112 <td>To relevant to Wasm, implementation detail. </td> |
| 113 <td> </td> |
| 114 </tr> |
| 115 |
| 116 <tr> |
| 117 <td>write </td> |
| 118 <td> </td> |
| 119 <td> </td> |
| 120 <td>builtin </td> |
| 121 <td>To relevant to Wasm, implementation detail. </td> |
| 122 <td> </td> |
| 123 </tr> |
| 124 |
| 125 <tr> |
| 126 <td>seek </td> |
| 127 <td> </td> |
| 128 <td> </td> |
| 129 <td>builtin </td> |
| 130 <td>To relevant to Wasm, implementation detail. </td> |
| 131 <td> </td> |
| 132 </tr> |
| 133 |
| 134 <tr> |
| 135 <td>fstat </td> |
| 136 <td> </td> |
| 137 <td> </td> |
| 138 <td>builtin </td> |
| 139 <td>To relevant to Wasm, implementation detail. </td> |
| 140 <td> </td> |
| 141 </tr> |
| 142 |
| 143 <tr> |
| 144 <td>getdents </td> |
| 145 <td> </td> |
| 146 <td> </td> |
| 147 <td>builtin </td> |
| 148 <td>To relevant to Wasm, implementation detail. </td> |
| 149 <td> </td> |
| 150 </tr> |
| 151 |
| 152 </table> |
| 153 <h3>nacl_irt_filename</h3> |
| 154 <table> |
| 155 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 156 <td>IRT Method </td> |
| 157 <td>State </td> |
| 158 <td>Assumes Threads </td> |
| 159 <td>Emscripten </td> |
| 160 <td>Web API </td> |
| 161 <td>Limitations </td> |
| 162 </tr> |
| 163 |
| 164 <tr> |
| 165 <td>open </td> |
| 166 <td> </td> |
| 167 <td> </td> |
| 168 <td>builtin </td> |
| 169 <td>To relevant to Wasm, implementation detail. </td> |
| 170 <td> </td> |
| 171 </tr> |
| 172 |
| 173 <tr> |
| 174 <td>stat </td> |
| 175 <td> </td> |
| 176 <td> </td> |
| 177 <td>builtin </td> |
| 178 <td>To relevant to Wasm, implementation detail. </td> |
| 179 <td> </td> |
| 180 </tr> |
| 181 |
| 182 </table> |
| 183 <h3>nacl_irt_memory</h3> |
| 184 <table> |
| 185 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 186 <td>IRT Method </td> |
| 187 <td>State </td> |
| 188 <td>Assumes Threads </td> |
| 189 <td>Emscripten </td> |
| 190 <td>Web API </td> |
| 191 <td>Limitations </td> |
| 192 </tr> |
| 193 |
| 194 <tr> |
| 195 <td>sysbrk </td> |
| 196 <td> </td> |
| 197 <td> </td> |
| 198 <td>builtin </td> |
| 199 <td>Deprecated. </td> |
| 200 <td> </td> |
| 201 </tr> |
| 202 |
| 203 <tr> |
| 204 <td>mmap </td> |
| 205 <td> </td> |
| 206 <td> </td> |
| 207 <td bgcolor="#ffcccc">GAP</td> |
| 208 <td bgcolor="#ffcccc">GAP - No mmap type support. Future multiple memories o
r mmap support may provide this.</td> |
| 209 <td> </td> |
| 210 </tr> |
| 211 |
| 212 <tr> |
| 213 <td>munmap </td> |
| 214 <td> </td> |
| 215 <td> </td> |
| 216 <td bgcolor="#ffcccc">GAP</td> |
| 217 <td bgcolor="#ffcccc">GAP - No mmap type support. Future multiple memories o
r mmap support may provide this.</td> |
| 218 <td> </td> |
| 219 </tr> |
| 220 |
| 221 <tr> |
| 222 <td>mprotect </td> |
| 223 <td> </td> |
| 224 <td> </td> |
| 225 <td bgcolor="#ffcccc">GAP</td> |
| 226 <td bgcolor="#ffcccc">GAP - No mmap type support. Future multiple memories o
r mmap support may provide this.</td> |
| 227 <td> </td> |
| 228 </tr> |
| 229 |
| 230 </table> |
| 231 <h3>nacl_irt_dyncode</h3> |
| 232 <table> |
| 233 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 234 <td>IRT Method </td> |
| 235 <td>State </td> |
| 236 <td>Assumes Threads </td> |
| 237 <td>Emscripten </td> |
| 238 <td>Web API </td> |
| 239 <td>Limitations </td> |
| 240 </tr> |
| 241 |
| 242 <tr> |
| 243 <td>dyncode_create </td> |
| 244 <td> </td> |
| 245 <td> </td> |
| 246 <td>SIDE_MODULE=1 </td> |
| 247 <td>WebAssembly.compile + Tables </td> |
| 248 <td> </td> |
| 249 </tr> |
| 250 |
| 251 <tr> |
| 252 <td>dyncode_modify </td> |
| 253 <td> </td> |
| 254 <td> </td> |
| 255 <td bgcolor="#ffcccc">GAP</td> |
| 256 <td bgcolor="#ffcccc">GAP - No equivalent.</td> |
| 257 <td> </td> |
| 258 </tr> |
| 259 |
| 260 <tr> |
| 261 <td>dyncode_destroy </td> |
| 262 <td> </td> |
| 263 <td> </td> |
| 264 <td>SIDE_MODULE=1 </td> |
| 265 <td>WebAssembly.compile + Tables </td> |
| 266 <td> </td> |
| 267 </tr> |
| 268 |
| 269 </table> |
| 270 <h3>nacl_irt_thread</h3> |
| 271 <table> |
| 272 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 273 <td>IRT Method </td> |
| 274 <td>State </td> |
| 275 <td>Assumes Threads </td> |
| 276 <td>Emscripten </td> |
| 277 <td>Web API </td> |
| 278 <td>Limitations </td> |
| 279 </tr> |
| 280 |
| 281 <tr> |
| 282 <td>thread_create </td> |
| 283 <td> </td> |
| 284 <td>x </td> |
| 285 <td>PTHREADS=1 </td> |
| 286 <td>new Worker() </td> |
| 287 <td> </td> |
| 288 </tr> |
| 289 |
| 290 <tr> |
| 291 <td>thread_nice </td> |
| 292 <td> </td> |
| 293 <td>x </td> |
| 294 <td bgcolor="#ffcccc">GAP</td> |
| 295 <td bgcolor="#ffcccc">GAP - No equivalent.</td> |
| 296 <td> </td> |
| 297 </tr> |
| 298 |
| 299 <tr> |
| 300 <td>thread_exit </td> |
| 301 <td> </td> |
| 302 <td>x </td> |
| 303 <td>PTHREADS=1 </td> |
| 304 <td>exit the worker </td> |
| 305 <td> </td> |
| 306 </tr> |
| 307 |
| 308 </table> |
| 309 <h3>nacl_irt_futex</h3> |
| 310 <table> |
| 311 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 312 <td>IRT Method </td> |
| 313 <td>State </td> |
| 314 <td>Assumes Threads </td> |
| 315 <td>Emscripten </td> |
| 316 <td>Web API </td> |
| 317 <td>Limitations </td> |
| 318 </tr> |
| 319 |
| 320 <tr> |
| 321 <td>futex_wait_abs </td> |
| 322 <td> </td> |
| 323 <td>x </td> |
| 324 <td>PTHREADS=1 </td> |
| 325 <td>Atomics.wait </td> |
| 326 <td> </td> |
| 327 </tr> |
| 328 |
| 329 <tr> |
| 330 <td>futex_wake </td> |
| 331 <td> </td> |
| 332 <td>x </td> |
| 333 <td>PTHREADS=1 </td> |
| 334 <td>Atomics.wake </td> |
| 335 <td> </td> |
| 336 </tr> |
| 337 |
| 338 </table> |
| 339 <h3>nacl_irt_mutex</h3> |
| 340 <table> |
| 341 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 342 <td>IRT Method </td> |
| 343 <td>State </td> |
| 344 <td>Assumes Threads </td> |
| 345 <td>Emscripten </td> |
| 346 <td>Web API </td> |
| 347 <td>Limitations </td> |
| 348 </tr> |
| 349 |
| 350 <tr> |
| 351 <td>mutex_create </td> |
| 352 <td> </td> |
| 353 <td>x </td> |
| 354 <td>PTHREADS=1 </td> |
| 355 <td>Implement on top of Atomics + futex. </td> |
| 356 <td> </td> |
| 357 </tr> |
| 358 |
| 359 <tr> |
| 360 <td>mutex_destroy </td> |
| 361 <td> </td> |
| 362 <td>x </td> |
| 363 <td>PTHREADS=1 </td> |
| 364 <td>Implement on top of Atomics + futex. </td> |
| 365 <td> </td> |
| 366 </tr> |
| 367 |
| 368 <tr> |
| 369 <td>mutex_lock </td> |
| 370 <td> </td> |
| 371 <td>x </td> |
| 372 <td>PTHREADS=1 </td> |
| 373 <td>Implement on top of Atomics + futex. </td> |
| 374 <td> </td> |
| 375 </tr> |
| 376 |
| 377 <tr> |
| 378 <td>mutex_unlock </td> |
| 379 <td> </td> |
| 380 <td>x </td> |
| 381 <td>PTHREADS=1 </td> |
| 382 <td>Implement on top of Atomics + futex. </td> |
| 383 <td> </td> |
| 384 </tr> |
| 385 |
| 386 <tr> |
| 387 <td>mutex_trylock </td> |
| 388 <td> </td> |
| 389 <td>x </td> |
| 390 <td>PTHREADS=1 </td> |
| 391 <td>Implement on top of Atomics + futex. </td> |
| 392 <td> </td> |
| 393 </tr> |
| 394 |
| 395 </table> |
| 396 <h3>nacl_irt_cond</h3> |
| 397 <table> |
| 398 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 399 <td>IRT Method </td> |
| 400 <td>State </td> |
| 401 <td>Assumes Threads </td> |
| 402 <td>Emscripten </td> |
| 403 <td>Web API </td> |
| 404 <td>Limitations </td> |
| 405 </tr> |
| 406 |
| 407 <tr> |
| 408 <td>cond_create </td> |
| 409 <td> </td> |
| 410 <td>x </td> |
| 411 <td>PTHREADS=1 </td> |
| 412 <td>Implement on top of Atomics + futex. </td> |
| 413 <td> </td> |
| 414 </tr> |
| 415 |
| 416 <tr> |
| 417 <td>cond_destroy </td> |
| 418 <td> </td> |
| 419 <td>x </td> |
| 420 <td>PTHREADS=1 </td> |
| 421 <td>Implement on top of Atomics + futex. </td> |
| 422 <td> </td> |
| 423 </tr> |
| 424 |
| 425 <tr> |
| 426 <td>cond_signal </td> |
| 427 <td> </td> |
| 428 <td>x </td> |
| 429 <td>PTHREADS=1 </td> |
| 430 <td>Implement on top of Atomics + futex. </td> |
| 431 <td> </td> |
| 432 </tr> |
| 433 |
| 434 <tr> |
| 435 <td>cond_broadcast </td> |
| 436 <td> </td> |
| 437 <td>x </td> |
| 438 <td>PTHREADS=1 </td> |
| 439 <td>Implement on top of Atomics + futex. </td> |
| 440 <td> </td> |
| 441 </tr> |
| 442 |
| 443 <tr> |
| 444 <td>cond_wait </td> |
| 445 <td> </td> |
| 446 <td>x </td> |
| 447 <td>PTHREADS=1 </td> |
| 448 <td>Implement on top of Atomics + futex. </td> |
| 449 <td> </td> |
| 450 </tr> |
| 451 |
| 452 <tr> |
| 453 <td>cond_timed_wait_abs </td> |
| 454 <td> </td> |
| 455 <td>x </td> |
| 456 <td>PTHREADS=1 </td> |
| 457 <td>Implement on top of Atomics + futex. </td> |
| 458 <td> </td> |
| 459 </tr> |
| 460 |
| 461 </table> |
| 462 <h3>nacl_irt_sem</h3> |
| 463 <table> |
| 464 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 465 <td>IRT Method </td> |
| 466 <td>State </td> |
| 467 <td>Assumes Threads </td> |
| 468 <td>Emscripten </td> |
| 469 <td>Web API </td> |
| 470 <td>Limitations </td> |
| 471 </tr> |
| 472 |
| 473 <tr> |
| 474 <td>sem_create </td> |
| 475 <td> </td> |
| 476 <td>x </td> |
| 477 <td>PTHREADS=1 </td> |
| 478 <td>Implement on top of Atomics + futex. </td> |
| 479 <td> </td> |
| 480 </tr> |
| 481 |
| 482 <tr> |
| 483 <td>sem_destroy </td> |
| 484 <td> </td> |
| 485 <td>x </td> |
| 486 <td>PTHREADS=1 </td> |
| 487 <td>Implement on top of Atomics + futex. </td> |
| 488 <td> </td> |
| 489 </tr> |
| 490 |
| 491 <tr> |
| 492 <td>sem_post </td> |
| 493 <td> </td> |
| 494 <td>x </td> |
| 495 <td>PTHREADS=1 </td> |
| 496 <td>Implement on top of Atomics + futex. </td> |
| 497 <td> </td> |
| 498 </tr> |
| 499 |
| 500 <tr> |
| 501 <td>sem_wait </td> |
| 502 <td> </td> |
| 503 <td>x </td> |
| 504 <td>PTHREADS=1 </td> |
| 505 <td>Implement on top of Atomics + futex. </td> |
| 506 <td> </td> |
| 507 </tr> |
| 508 |
| 509 </table> |
| 510 <h3>nacl_irt_tls</h3> |
| 511 <table> |
| 512 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 513 <td>IRT Method </td> |
| 514 <td>State </td> |
| 515 <td>Assumes Threads </td> |
| 516 <td>Emscripten </td> |
| 517 <td>Web API </td> |
| 518 <td>Limitations </td> |
| 519 </tr> |
| 520 |
| 521 <tr> |
| 522 <td>tls_init </td> |
| 523 <td> </td> |
| 524 <td>x </td> |
| 525 <td>PTHREADS=1 </td> |
| 526 <td>Simulate with Worker global variables. </td> |
| 527 <td> </td> |
| 528 </tr> |
| 529 |
| 530 <tr> |
| 531 <td>tls_get </td> |
| 532 <td> </td> |
| 533 <td>x </td> |
| 534 <td>PTHREADS=1 </td> |
| 535 <td>Simulate with Worker global variables. </td> |
| 536 <td> </td> |
| 537 </tr> |
| 538 |
| 539 </table> |
| 540 <h3>nacl_irt_blockhook</h3> |
| 541 <table> |
| 542 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 543 <td>IRT Method </td> |
| 544 <td>State </td> |
| 545 <td>Assumes Threads </td> |
| 546 <td>Emscripten </td> |
| 547 <td>Web API </td> |
| 548 <td>Limitations </td> |
| 549 </tr> |
| 550 |
| 551 <tr> |
| 552 <td>register_block_hooks </td> |
| 553 <td> </td> |
| 554 <td> </td> |
| 555 <td>N/A </td> |
| 556 <td>Moot, implementation detail. </td> |
| 557 <td> </td> |
| 558 </tr> |
| 559 |
| 560 </table> |
| 561 <h3>nacl_irt_resource_open</h3> |
| 562 <table> |
| 563 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 564 <td>IRT Method </td> |
| 565 <td>State </td> |
| 566 <td>Assumes Threads </td> |
| 567 <td>Emscripten </td> |
| 568 <td>Web API </td> |
| 569 <td>Limitations </td> |
| 570 </tr> |
| 571 |
| 572 <tr> |
| 573 <td>open_resource </td> |
| 574 <td> </td> |
| 575 <td> </td> |
| 576 <td>N/A </td> |
| 577 <td>Moot, implementation detail. </td> |
| 578 <td> </td> |
| 579 </tr> |
| 580 |
| 581 </table> |
| 582 <h3>nacl_irt_random</h3> |
| 583 <table> |
| 584 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 585 <td>IRT Method </td> |
| 586 <td>State </td> |
| 587 <td>Assumes Threads </td> |
| 588 <td>Emscripten </td> |
| 589 <td>Web API </td> |
| 590 <td>Limitations </td> |
| 591 </tr> |
| 592 |
| 593 <tr> |
| 594 <td>get_random_bytes </td> |
| 595 <td> </td> |
| 596 <td> </td> |
| 597 <td>FS (partial) - Doesn't use crypto </td> |
| 598 <td>crypto.getRandomValues </td> |
| 599 <td> </td> |
| 600 </tr> |
| 601 |
| 602 </table> |
| 603 <h3>nacl_irt_clock</h3> |
| 604 <table> |
| 605 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 606 <td>IRT Method </td> |
| 607 <td>State </td> |
| 608 <td>Assumes Threads </td> |
| 609 <td>Emscripten </td> |
| 610 <td>Web API </td> |
| 611 <td>Limitations </td> |
| 612 </tr> |
| 613 |
| 614 <tr> |
| 615 <td>clock_getres </td> |
| 616 <td> </td> |
| 617 <td> </td> |
| 618 <td bgcolor="#ffcccc">GAP</td> |
| 619 <td bgcolor="#ffcccc">GAP - No equivalent.</td> |
| 620 <td> </td> |
| 621 </tr> |
| 622 |
| 623 <tr> |
| 624 <td>clock_gettime </td> |
| 625 <td> </td> |
| 626 <td> </td> |
| 627 <td>utime </td> |
| 628 <td>Performance.now() </td> |
| 629 <td> </td> |
| 630 </tr> |
| 631 |
| 632 </table> |
| 633 <h3>nacl_irt_exception_handling</h3> |
| 634 <table> |
| 635 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 636 <td>IRT Method </td> |
| 637 <td>State </td> |
| 638 <td>Assumes Threads </td> |
| 639 <td>Emscripten </td> |
| 640 <td>Web API </td> |
| 641 <td>Limitations </td> |
| 642 </tr> |
| 643 |
| 644 <tr> |
| 645 <td>exception_handler </td> |
| 646 <td> </td> |
| 647 <td> </td> |
| 648 <td bgcolor="#ffcccc">GAP</td> |
| 649 <td bgcolor="#ffcccc">GAP - No equivalent.</td> |
| 650 <td>Wasm / Asm don't provide enough introspection of the stack to produce a
full crash report. </td> |
| 651 </tr> |
| 652 |
| 653 <tr> |
| 654 <td>exception_stack </td> |
| 655 <td> </td> |
| 656 <td> </td> |
| 657 <td bgcolor="#ffcccc">GAP</td> |
| 658 <td bgcolor="#ffcccc">GAP - No equivalent.</td> |
| 659 <td> </td> |
| 660 </tr> |
| 661 |
| 662 <tr> |
| 663 <td>exception_clear_flag </td> |
| 664 <td> </td> |
| 665 <td> </td> |
| 666 <td bgcolor="#ffcccc">GAP</td> |
| 667 <td bgcolor="#ffcccc">GAP - No equivalent.</td> |
| 668 <td> </td> |
| 669 </tr> |
| 670 |
| 671 </table> |
| 672 <h3>nacl_irt_code_data_alloc</h3> |
| 673 <table> |
| 674 <tr bgcolor="#77ccff" style="color:white; text-decoration: underline"> |
| 675 <td>IRT Method </td> |
| 676 <td>State </td> |
| 677 <td>Assumes Threads </td> |
| 678 <td>Emscripten </td> |
| 679 <td>Web API </td> |
| 680 <td>Limitations </td> |
| 681 </tr> |
| 682 |
| 683 <tr> |
| 684 <td>allocate_code_data </td> |
| 685 <td> </td> |
| 686 <td> </td> |
| 687 <td>N/A </td> |
| 688 <td>Moot, implementation detail. </td> |
| 689 <td> </td> |
| 690 </tr> |
| 691 |
| 692 </table> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2875303003:
Add migration to WebAssembly information to PNaCl / NaCl docs. (Closed)
