Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | * accompanied this code). |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License version |
| 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 20 | * or visit www.oracle.com if you need additional information or have any |
| 21 | * questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @run testng/othervm -Diters=20000 -XX:TieredStopAtLevel=1 VarHandleTestByteArrayAsFloat |
| 27 | * @run testng/othervm -Diters=20000 VarHandleTestByteArrayAsFloat |
| 28 | * @run testng/othervm -Diters=20000 -XX:-TieredCompilation VarHandleTestByteArrayAsFloat |
| 29 | */ |
| 30 | |
| 31 | import org.testng.annotations.DataProvider; |
| 32 | import org.testng.annotations.Test; |
| 33 | |
| 34 | import java.lang.invoke.MethodHandles; |
| 35 | import java.lang.invoke.VarHandle; |
| 36 | import java.nio.ByteBuffer; |
| 37 | import java.nio.ByteOrder; |
| 38 | import java.util.ArrayList; |
| 39 | import java.util.Arrays; |
| 40 | import java.util.EnumSet; |
| 41 | import java.util.List; |
| 42 | |
| 43 | import static org.testng.Assert.*; |
| 44 | |
| 45 | public class VarHandleTestByteArrayAsFloat extends VarHandleBaseByteArrayTest { |
| 46 | static final int SIZE = Float.BYTES; |
| 47 | |
| 48 | static final float VALUE_1 = 0x01020304; |
| 49 | |
| 50 | static final float VALUE_2 = 0x11121314; |
| 51 | |
| 52 | static final float VALUE_3 = 0x21222324; |
| 53 | |
| 54 | |
| 55 | @Override |
| 56 | public void setupVarHandleSources() { |
| 57 | // Combinations of VarHandle byte[] or ByteBuffer |
| 58 | vhss = new ArrayList<>(); |
| 59 | for (MemoryMode endianess : Arrays.asList(MemoryMode.BIG_ENDIAN, MemoryMode.LITTLE_ENDIAN)) { |
| 60 | VarHandleSource aeh = new VarHandleSource( |
| 61 | MethodHandles.byteArrayViewVarHandle(float[].class, |
| 62 | endianess == MemoryMode.BIG_ENDIAN), |
| 63 | endianess, MemoryMode.READ_WRITE); |
| 64 | vhss.add(aeh); |
| 65 | |
| 66 | VarHandleSource bbh = new VarHandleSource( |
| 67 | MethodHandles.byteBufferViewVarHandle(float[].class, |
| 68 | endianess == MemoryMode.BIG_ENDIAN), |
| 69 | endianess, MemoryMode.READ_WRITE); |
| 70 | vhss.add(bbh); |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | |
| 75 | @Test(dataProvider = "varHandlesProvider") |
| 76 | public void testIsAccessModeSupported(VarHandleSource vhs) { |
| 77 | VarHandle vh = vhs.s; |
| 78 | |
Paul Sandoz | a7aff44 | 2016-04-13 15:05:48 +0200 | [diff] [blame] | 79 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET)); |
| 80 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET)); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 81 | |
Paul Sandoz | a7aff44 | 2016-04-13 15:05:48 +0200 | [diff] [blame] | 82 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_VOLATILE)); |
| 83 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_VOLATILE)); |
| 84 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_ACQUIRE)); |
| 85 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_RELEASE)); |
| 86 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_OPAQUE)); |
| 87 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_OPAQUE)); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 88 | |
Paul Sandoz | a7aff44 | 2016-04-13 15:05:48 +0200 | [diff] [blame] | 89 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_SET)); |
| 90 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_VOLATILE)); |
| 91 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_ACQUIRE)); |
| 92 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_RELEASE)); |
| 93 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET)); |
| 94 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET_ACQUIRE)); |
| 95 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET_RELEASE)); |
Paul Sandoz | a7aff44 | 2016-04-13 15:05:48 +0200 | [diff] [blame] | 96 | assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_AND_SET)); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 97 | |
Paul Sandoz | a7aff44 | 2016-04-13 15:05:48 +0200 | [diff] [blame] | 98 | assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.GET_AND_ADD)); |
| 99 | assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.ADD_AND_GET)); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | @Test(dataProvider = "typesProvider") |
| 103 | public void testTypes(VarHandle vh, List<java.lang.Class<?>> pts) { |
| 104 | assertEquals(vh.varType(), float.class); |
| 105 | |
| 106 | assertEquals(vh.coordinateTypes(), pts); |
| 107 | |
| 108 | testTypes(vh); |
| 109 | } |
| 110 | |
| 111 | |
| 112 | @DataProvider |
| 113 | public Object[][] accessTestCaseProvider() throws Exception { |
| 114 | List<AccessTestCase<?>> cases = new ArrayList<>(); |
| 115 | |
| 116 | for (ByteArrayViewSource<?> bav : bavss) { |
| 117 | for (VarHandleSource vh : vhss) { |
| 118 | if (vh.matches(bav)) { |
| 119 | if (bav instanceof ByteArraySource) { |
| 120 | ByteArraySource bas = (ByteArraySource) bav; |
| 121 | |
| 122 | cases.add(new VarHandleSourceAccessTestCase( |
| 123 | "read write", bav, vh, h -> testArrayReadWrite(bas, h), |
| 124 | true)); |
| 125 | cases.add(new VarHandleSourceAccessTestCase( |
| 126 | "unsupported", bav, vh, h -> testArrayUnsupported(bas, h), |
| 127 | false)); |
| 128 | cases.add(new VarHandleSourceAccessTestCase( |
| 129 | "index out of bounds", bav, vh, h -> testArrayIndexOutOfBounds(bas, h), |
| 130 | false)); |
| 131 | cases.add(new VarHandleSourceAccessTestCase( |
| 132 | "misaligned access", bav, vh, h -> testArrayMisalignedAccess(bas, h), |
| 133 | false)); |
| 134 | } |
| 135 | else { |
| 136 | ByteBufferSource bbs = (ByteBufferSource) bav; |
| 137 | |
| 138 | if (MemoryMode.READ_WRITE.isSet(bav.memoryModes)) { |
| 139 | cases.add(new VarHandleSourceAccessTestCase( |
| 140 | "read write", bav, vh, h -> testArrayReadWrite(bbs, h), |
| 141 | true)); |
| 142 | } |
| 143 | else { |
| 144 | cases.add(new VarHandleSourceAccessTestCase( |
| 145 | "read only", bav, vh, h -> testArrayReadOnly(bbs, h), |
| 146 | true)); |
| 147 | } |
| 148 | |
| 149 | cases.add(new VarHandleSourceAccessTestCase( |
| 150 | "unsupported", bav, vh, h -> testArrayUnsupported(bbs, h), |
| 151 | false)); |
| 152 | cases.add(new VarHandleSourceAccessTestCase( |
| 153 | "index out of bounds", bav, vh, h -> testArrayIndexOutOfBounds(bbs, h), |
| 154 | false)); |
| 155 | cases.add(new VarHandleSourceAccessTestCase( |
| 156 | "misaligned access", bav, vh, h -> testArrayMisalignedAccess(bbs, h), |
| 157 | false)); |
| 158 | } |
| 159 | } |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | // Work around issue with jtreg summary reporting which truncates |
| 164 | // the String result of Object.toString to 30 characters, hence |
| 165 | // the first dummy argument |
| 166 | return cases.stream().map(tc -> new Object[]{tc.toString(), tc}).toArray(Object[][]::new); |
| 167 | } |
| 168 | |
| 169 | @Test(dataProvider = "accessTestCaseProvider") |
| 170 | public <T> void testAccess(String desc, AccessTestCase<T> atc) throws Throwable { |
| 171 | T t = atc.get(); |
| 172 | int iters = atc.requiresLoop() ? ITERS : 1; |
| 173 | for (int c = 0; c < iters; c++) { |
| 174 | atc.testAccess(t); |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | |
| 179 | static void testArrayUnsupported(ByteArraySource bs, VarHandleSource vhs) { |
| 180 | VarHandle vh = vhs.s; |
| 181 | byte[] array = bs.s; |
| 182 | int ci = 1; |
| 183 | |
| 184 | |
| 185 | checkUOE(() -> { |
| 186 | float o = (float) vh.getAndAdd(array, ci, VALUE_1); |
| 187 | }); |
| 188 | |
| 189 | checkUOE(() -> { |
| 190 | float o = (float) vh.addAndGet(array, ci, VALUE_1); |
| 191 | }); |
| 192 | } |
| 193 | |
| 194 | static void testArrayUnsupported(ByteBufferSource bs, VarHandleSource vhs) { |
| 195 | VarHandle vh = vhs.s; |
| 196 | ByteBuffer array = bs.s; |
| 197 | int ci = 0; |
| 198 | boolean readOnly = MemoryMode.READ_ONLY.isSet(bs.memoryModes); |
| 199 | |
| 200 | if (readOnly) { |
| 201 | checkROBE(() -> { |
| 202 | vh.set(array, ci, VALUE_1); |
| 203 | }); |
| 204 | } |
| 205 | |
| 206 | if (readOnly) { |
| 207 | checkROBE(() -> { |
| 208 | vh.setVolatile(array, ci, VALUE_1); |
| 209 | }); |
| 210 | |
| 211 | checkROBE(() -> { |
| 212 | vh.setRelease(array, ci, VALUE_1); |
| 213 | }); |
| 214 | |
| 215 | checkROBE(() -> { |
| 216 | vh.setOpaque(array, ci, VALUE_1); |
| 217 | }); |
| 218 | |
| 219 | checkROBE(() -> { |
| 220 | boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2); |
| 221 | }); |
| 222 | |
| 223 | checkROBE(() -> { |
| 224 | float r = (float) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1); |
| 225 | }); |
| 226 | |
| 227 | checkROBE(() -> { |
| 228 | float r = (float) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1); |
| 229 | }); |
| 230 | |
| 231 | checkROBE(() -> { |
| 232 | float r = (float) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1); |
| 233 | }); |
| 234 | |
| 235 | checkROBE(() -> { |
| 236 | boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2); |
| 237 | }); |
| 238 | |
| 239 | checkROBE(() -> { |
| 240 | boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2); |
| 241 | }); |
| 242 | |
| 243 | checkROBE(() -> { |
| 244 | boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2); |
| 245 | }); |
| 246 | |
| 247 | checkROBE(() -> { |
| 248 | float o = (float) vh.getAndSet(array, ci, VALUE_1); |
| 249 | }); |
| 250 | checkUOE(() -> { |
| 251 | boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2); |
| 252 | }); |
| 253 | |
| 254 | checkUOE(() -> { |
| 255 | float o = (float) vh.getAndAdd(array, ci, VALUE_1); |
| 256 | }); |
| 257 | |
| 258 | checkUOE(() -> { |
| 259 | float o = (float) vh.addAndGet(array, ci, VALUE_1); |
| 260 | }); |
| 261 | } |
| 262 | else { |
| 263 | checkUOE(() -> { |
| 264 | float o = (float) vh.getAndAdd(array, ci, VALUE_1); |
| 265 | }); |
| 266 | |
| 267 | checkUOE(() -> { |
| 268 | float o = (float) vh.addAndGet(array, ci, VALUE_1); |
| 269 | }); |
| 270 | } |
| 271 | } |
| 272 | |
| 273 | |
| 274 | static void testArrayIndexOutOfBounds(ByteArraySource bs, VarHandleSource vhs) throws Throwable { |
| 275 | VarHandle vh = vhs.s; |
| 276 | byte[] array = bs.s; |
| 277 | |
| 278 | int length = array.length - SIZE + 1; |
| 279 | for (int i : new int[]{-1, Integer.MIN_VALUE, length, length + 1, Integer.MAX_VALUE}) { |
| 280 | final int ci = i; |
| 281 | |
| 282 | checkIOOBE(() -> { |
| 283 | float x = (float) vh.get(array, ci); |
| 284 | }); |
| 285 | |
| 286 | checkIOOBE(() -> { |
| 287 | vh.set(array, ci, VALUE_1); |
| 288 | }); |
| 289 | |
| 290 | checkIOOBE(() -> { |
| 291 | float x = (float) vh.getVolatile(array, ci); |
| 292 | }); |
| 293 | |
| 294 | checkIOOBE(() -> { |
| 295 | float x = (float) vh.getAcquire(array, ci); |
| 296 | }); |
| 297 | |
| 298 | checkIOOBE(() -> { |
| 299 | float x = (float) vh.getOpaque(array, ci); |
| 300 | }); |
| 301 | |
| 302 | checkIOOBE(() -> { |
| 303 | vh.setVolatile(array, ci, VALUE_1); |
| 304 | }); |
| 305 | |
| 306 | checkIOOBE(() -> { |
| 307 | vh.setRelease(array, ci, VALUE_1); |
| 308 | }); |
| 309 | |
| 310 | checkIOOBE(() -> { |
| 311 | vh.setOpaque(array, ci, VALUE_1); |
| 312 | }); |
| 313 | |
| 314 | checkIOOBE(() -> { |
| 315 | boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2); |
| 316 | }); |
| 317 | |
| 318 | checkIOOBE(() -> { |
| 319 | float r = (float) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1); |
| 320 | }); |
| 321 | |
| 322 | checkIOOBE(() -> { |
| 323 | float r = (float) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1); |
| 324 | }); |
| 325 | |
| 326 | checkIOOBE(() -> { |
| 327 | float r = (float) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1); |
| 328 | }); |
| 329 | |
| 330 | checkIOOBE(() -> { |
| 331 | boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2); |
| 332 | }); |
| 333 | |
| 334 | checkIOOBE(() -> { |
| 335 | boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2); |
| 336 | }); |
| 337 | |
| 338 | checkIOOBE(() -> { |
| 339 | boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2); |
| 340 | }); |
| 341 | |
| 342 | checkIOOBE(() -> { |
| 343 | float o = (float) vh.getAndSet(array, ci, VALUE_1); |
| 344 | }); |
| 345 | |
| 346 | |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | static void testArrayIndexOutOfBounds(ByteBufferSource bs, VarHandleSource vhs) throws Throwable { |
| 351 | VarHandle vh = vhs.s; |
| 352 | ByteBuffer array = bs.s; |
| 353 | |
| 354 | boolean readOnly = MemoryMode.READ_ONLY.isSet(bs.memoryModes); |
| 355 | |
| 356 | int length = array.limit() - SIZE + 1; |
| 357 | for (int i : new int[]{-1, Integer.MIN_VALUE, length, length + 1, Integer.MAX_VALUE}) { |
| 358 | final int ci = i; |
| 359 | |
| 360 | checkIOOBE(() -> { |
| 361 | float x = (float) vh.get(array, ci); |
| 362 | }); |
| 363 | |
| 364 | if (!readOnly) { |
| 365 | checkIOOBE(() -> { |
| 366 | vh.set(array, ci, VALUE_1); |
| 367 | }); |
| 368 | } |
| 369 | |
| 370 | checkIOOBE(() -> { |
| 371 | float x = (float) vh.getVolatile(array, ci); |
| 372 | }); |
| 373 | |
| 374 | checkIOOBE(() -> { |
| 375 | float x = (float) vh.getAcquire(array, ci); |
| 376 | }); |
| 377 | |
| 378 | checkIOOBE(() -> { |
| 379 | float x = (float) vh.getOpaque(array, ci); |
| 380 | }); |
| 381 | |
| 382 | if (!readOnly) { |
| 383 | checkIOOBE(() -> { |
| 384 | vh.setVolatile(array, ci, VALUE_1); |
| 385 | }); |
| 386 | |
| 387 | checkIOOBE(() -> { |
| 388 | vh.setRelease(array, ci, VALUE_1); |
| 389 | }); |
| 390 | |
| 391 | checkIOOBE(() -> { |
| 392 | vh.setOpaque(array, ci, VALUE_1); |
| 393 | }); |
| 394 | |
| 395 | checkIOOBE(() -> { |
| 396 | boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2); |
| 397 | }); |
| 398 | |
| 399 | checkIOOBE(() -> { |
| 400 | float r = (float) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1); |
| 401 | }); |
| 402 | |
| 403 | checkIOOBE(() -> { |
| 404 | float r = (float) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1); |
| 405 | }); |
| 406 | |
| 407 | checkIOOBE(() -> { |
| 408 | float r = (float) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1); |
| 409 | }); |
| 410 | |
| 411 | checkIOOBE(() -> { |
| 412 | boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2); |
| 413 | }); |
| 414 | |
| 415 | checkIOOBE(() -> { |
| 416 | boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2); |
| 417 | }); |
| 418 | |
| 419 | checkIOOBE(() -> { |
| 420 | boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2); |
| 421 | }); |
| 422 | |
| 423 | checkIOOBE(() -> { |
| 424 | float o = (float) vh.getAndSet(array, ci, VALUE_1); |
| 425 | }); |
| 426 | |
| 427 | } |
| 428 | } |
| 429 | } |
| 430 | |
| 431 | static void testArrayMisalignedAccess(ByteArraySource bs, VarHandleSource vhs) throws Throwable { |
| 432 | VarHandle vh = vhs.s; |
| 433 | byte[] array = bs.s; |
| 434 | |
| 435 | int misalignmentAtZero = ByteBuffer.wrap(array).alignmentOffset(0, SIZE); |
| 436 | |
| 437 | int length = array.length - SIZE + 1; |
| 438 | for (int i = 0; i < length; i++) { |
| 439 | boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0; |
| 440 | final int ci = i; |
| 441 | |
| 442 | if (!iAligned) { |
| 443 | checkISE(() -> { |
| 444 | float x = (float) vh.getVolatile(array, ci); |
| 445 | }); |
| 446 | |
| 447 | checkISE(() -> { |
| 448 | float x = (float) vh.getAcquire(array, ci); |
| 449 | }); |
| 450 | |
| 451 | checkISE(() -> { |
| 452 | float x = (float) vh.getOpaque(array, ci); |
| 453 | }); |
| 454 | |
| 455 | checkISE(() -> { |
| 456 | vh.setVolatile(array, ci, VALUE_1); |
| 457 | }); |
| 458 | |
| 459 | checkISE(() -> { |
| 460 | vh.setRelease(array, ci, VALUE_1); |
| 461 | }); |
| 462 | |
| 463 | checkISE(() -> { |
| 464 | vh.setOpaque(array, ci, VALUE_1); |
| 465 | }); |
| 466 | |
| 467 | checkISE(() -> { |
| 468 | boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2); |
| 469 | }); |
| 470 | |
| 471 | checkISE(() -> { |
| 472 | float r = (float) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1); |
| 473 | }); |
| 474 | |
| 475 | checkISE(() -> { |
| 476 | float r = (float) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1); |
| 477 | }); |
| 478 | |
| 479 | checkISE(() -> { |
| 480 | float r = (float) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1); |
| 481 | }); |
| 482 | |
| 483 | checkISE(() -> { |
| 484 | boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2); |
| 485 | }); |
| 486 | |
| 487 | checkISE(() -> { |
| 488 | boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2); |
| 489 | }); |
| 490 | |
| 491 | checkISE(() -> { |
| 492 | boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2); |
| 493 | }); |
| 494 | |
| 495 | checkISE(() -> { |
| 496 | float o = (float) vh.getAndSet(array, ci, VALUE_1); |
| 497 | }); |
| 498 | |
| 499 | |
| 500 | } |
| 501 | } |
| 502 | } |
| 503 | |
| 504 | static void testArrayMisalignedAccess(ByteBufferSource bs, VarHandleSource vhs) throws Throwable { |
| 505 | VarHandle vh = vhs.s; |
| 506 | ByteBuffer array = bs.s; |
| 507 | |
| 508 | boolean readOnly = MemoryMode.READ_ONLY.isSet(bs.memoryModes); |
| 509 | int misalignmentAtZero = array.alignmentOffset(0, SIZE); |
| 510 | |
| 511 | int length = array.limit() - SIZE + 1; |
| 512 | for (int i = 0; i < length; i++) { |
| 513 | boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0; |
| 514 | final int ci = i; |
| 515 | |
| 516 | if (!iAligned) { |
| 517 | checkISE(() -> { |
| 518 | float x = (float) vh.getVolatile(array, ci); |
| 519 | }); |
| 520 | |
| 521 | checkISE(() -> { |
| 522 | float x = (float) vh.getAcquire(array, ci); |
| 523 | }); |
| 524 | |
| 525 | checkISE(() -> { |
| 526 | float x = (float) vh.getOpaque(array, ci); |
| 527 | }); |
| 528 | |
| 529 | if (!readOnly) { |
| 530 | checkISE(() -> { |
| 531 | vh.setVolatile(array, ci, VALUE_1); |
| 532 | }); |
| 533 | |
| 534 | checkISE(() -> { |
| 535 | vh.setRelease(array, ci, VALUE_1); |
| 536 | }); |
| 537 | |
| 538 | checkISE(() -> { |
| 539 | vh.setOpaque(array, ci, VALUE_1); |
| 540 | }); |
| 541 | |
| 542 | checkISE(() -> { |
| 543 | boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2); |
| 544 | }); |
| 545 | |
| 546 | checkISE(() -> { |
| 547 | float r = (float) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1); |
| 548 | }); |
| 549 | |
| 550 | checkISE(() -> { |
| 551 | float r = (float) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1); |
| 552 | }); |
| 553 | |
| 554 | checkISE(() -> { |
| 555 | float r = (float) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1); |
| 556 | }); |
| 557 | |
| 558 | checkISE(() -> { |
| 559 | boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2); |
| 560 | }); |
| 561 | |
| 562 | checkISE(() -> { |
| 563 | boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2); |
| 564 | }); |
| 565 | |
| 566 | checkISE(() -> { |
| 567 | boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2); |
| 568 | }); |
| 569 | |
| 570 | checkISE(() -> { |
| 571 | float o = (float) vh.getAndSet(array, ci, VALUE_1); |
| 572 | }); |
| 573 | |
| 574 | } |
| 575 | } |
| 576 | } |
| 577 | } |
| 578 | |
| 579 | static void testArrayReadWrite(ByteArraySource bs, VarHandleSource vhs) { |
| 580 | VarHandle vh = vhs.s; |
| 581 | byte[] array = bs.s; |
| 582 | |
| 583 | int misalignmentAtZero = ByteBuffer.wrap(array).alignmentOffset(0, SIZE); |
| 584 | |
| 585 | bs.fill((byte) 0xff); |
| 586 | int length = array.length - SIZE + 1; |
| 587 | for (int i = 0; i < length; i++) { |
| 588 | boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0; |
| 589 | |
| 590 | // Plain |
| 591 | { |
| 592 | vh.set(array, i, VALUE_1); |
| 593 | float x = (float) vh.get(array, i); |
| 594 | assertEquals(x, VALUE_1, "get float value"); |
| 595 | } |
| 596 | |
| 597 | |
| 598 | if (iAligned) { |
| 599 | // Volatile |
| 600 | { |
| 601 | vh.setVolatile(array, i, VALUE_2); |
| 602 | float x = (float) vh.getVolatile(array, i); |
| 603 | assertEquals(x, VALUE_2, "setVolatile float value"); |
| 604 | } |
| 605 | |
| 606 | // Lazy |
| 607 | { |
| 608 | vh.setRelease(array, i, VALUE_1); |
| 609 | float x = (float) vh.getAcquire(array, i); |
| 610 | assertEquals(x, VALUE_1, "setRelease float value"); |
| 611 | } |
| 612 | |
| 613 | // Opaque |
| 614 | { |
| 615 | vh.setOpaque(array, i, VALUE_2); |
| 616 | float x = (float) vh.getOpaque(array, i); |
| 617 | assertEquals(x, VALUE_2, "setOpaque float value"); |
| 618 | } |
| 619 | |
| 620 | vh.set(array, i, VALUE_1); |
| 621 | |
| 622 | // Compare |
| 623 | { |
| 624 | boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_2); |
| 625 | assertEquals(r, true, "success compareAndSet float"); |
| 626 | float x = (float) vh.get(array, i); |
| 627 | assertEquals(x, VALUE_2, "success compareAndSet float value"); |
| 628 | } |
| 629 | |
| 630 | { |
| 631 | boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_3); |
| 632 | assertEquals(r, false, "failing compareAndSet float"); |
| 633 | float x = (float) vh.get(array, i); |
| 634 | assertEquals(x, VALUE_2, "failing compareAndSet float value"); |
| 635 | } |
| 636 | |
| 637 | { |
| 638 | float r = (float) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_1); |
| 639 | assertEquals(r, VALUE_2, "success compareAndExchangeVolatile float"); |
| 640 | float x = (float) vh.get(array, i); |
| 641 | assertEquals(x, VALUE_1, "success compareAndExchangeVolatile float value"); |
| 642 | } |
| 643 | |
| 644 | { |
| 645 | float r = (float) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_3); |
| 646 | assertEquals(r, VALUE_1, "failing compareAndExchangeVolatile float"); |
| 647 | float x = (float) vh.get(array, i); |
| 648 | assertEquals(x, VALUE_1, "failing compareAndExchangeVolatile float value"); |
| 649 | } |
| 650 | |
| 651 | { |
| 652 | float r = (float) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_2); |
| 653 | assertEquals(r, VALUE_1, "success compareAndExchangeAcquire float"); |
| 654 | float x = (float) vh.get(array, i); |
| 655 | assertEquals(x, VALUE_2, "success compareAndExchangeAcquire float value"); |
| 656 | } |
| 657 | |
| 658 | { |
| 659 | float r = (float) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_3); |
| 660 | assertEquals(r, VALUE_2, "failing compareAndExchangeAcquire float"); |
| 661 | float x = (float) vh.get(array, i); |
| 662 | assertEquals(x, VALUE_2, "failing compareAndExchangeAcquire float value"); |
| 663 | } |
| 664 | |
| 665 | { |
| 666 | float r = (float) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_1); |
| 667 | assertEquals(r, VALUE_2, "success compareAndExchangeRelease float"); |
| 668 | float x = (float) vh.get(array, i); |
| 669 | assertEquals(x, VALUE_1, "success compareAndExchangeRelease float value"); |
| 670 | } |
| 671 | |
| 672 | { |
| 673 | float r = (float) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_3); |
| 674 | assertEquals(r, VALUE_1, "failing compareAndExchangeRelease float"); |
| 675 | float x = (float) vh.get(array, i); |
| 676 | assertEquals(x, VALUE_1, "failing compareAndExchangeRelease float value"); |
| 677 | } |
| 678 | |
| 679 | { |
Aleksey Shipilev | 4f53885 | 2016-05-04 17:17:28 +0300 | [diff] [blame^] | 680 | boolean success = false; |
| 681 | for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
| 682 | success = vh.weakCompareAndSet(array, i, VALUE_1, VALUE_2); |
| 683 | } |
| 684 | assertEquals(success, true, "weakCompareAndSet float"); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 685 | float x = (float) vh.get(array, i); |
| 686 | assertEquals(x, VALUE_2, "weakCompareAndSet float value"); |
| 687 | } |
| 688 | |
| 689 | { |
Aleksey Shipilev | 4f53885 | 2016-05-04 17:17:28 +0300 | [diff] [blame^] | 690 | boolean success = false; |
| 691 | for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
| 692 | success = vh.weakCompareAndSetAcquire(array, i, VALUE_2, VALUE_1); |
| 693 | } |
| 694 | assertEquals(success, true, "weakCompareAndSetAcquire float"); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 695 | float x = (float) vh.get(array, i); |
| 696 | assertEquals(x, VALUE_1, "weakCompareAndSetAcquire float"); |
| 697 | } |
| 698 | |
| 699 | { |
Aleksey Shipilev | 4f53885 | 2016-05-04 17:17:28 +0300 | [diff] [blame^] | 700 | boolean success = false; |
| 701 | for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
| 702 | success = vh.weakCompareAndSetRelease(array, i, VALUE_1, VALUE_2); |
| 703 | } |
| 704 | assertEquals(success, true, "weakCompareAndSetRelease float"); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 705 | float x = (float) vh.get(array, i); |
| 706 | assertEquals(x, VALUE_2, "weakCompareAndSetRelease float"); |
| 707 | } |
| 708 | |
| 709 | // Compare set and get |
| 710 | { |
| 711 | float o = (float) vh.getAndSet(array, i, VALUE_1); |
| 712 | assertEquals(o, VALUE_2, "getAndSet float"); |
| 713 | float x = (float) vh.get(array, i); |
| 714 | assertEquals(x, VALUE_1, "getAndSet float value"); |
| 715 | } |
| 716 | |
| 717 | } |
| 718 | } |
| 719 | } |
| 720 | |
| 721 | |
| 722 | static void testArrayReadWrite(ByteBufferSource bs, VarHandleSource vhs) { |
| 723 | VarHandle vh = vhs.s; |
| 724 | ByteBuffer array = bs.s; |
| 725 | |
| 726 | int misalignmentAtZero = array.alignmentOffset(0, SIZE); |
| 727 | |
| 728 | bs.fill((byte) 0xff); |
| 729 | int length = array.limit() - SIZE + 1; |
| 730 | for (int i = 0; i < length; i++) { |
| 731 | boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0; |
| 732 | |
| 733 | // Plain |
| 734 | { |
| 735 | vh.set(array, i, VALUE_1); |
| 736 | float x = (float) vh.get(array, i); |
| 737 | assertEquals(x, VALUE_1, "get float value"); |
| 738 | } |
| 739 | |
| 740 | if (iAligned) { |
| 741 | // Volatile |
| 742 | { |
| 743 | vh.setVolatile(array, i, VALUE_2); |
| 744 | float x = (float) vh.getVolatile(array, i); |
| 745 | assertEquals(x, VALUE_2, "setVolatile float value"); |
| 746 | } |
| 747 | |
| 748 | // Lazy |
| 749 | { |
| 750 | vh.setRelease(array, i, VALUE_1); |
| 751 | float x = (float) vh.getAcquire(array, i); |
| 752 | assertEquals(x, VALUE_1, "setRelease float value"); |
| 753 | } |
| 754 | |
| 755 | // Opaque |
| 756 | { |
| 757 | vh.setOpaque(array, i, VALUE_2); |
| 758 | float x = (float) vh.getOpaque(array, i); |
| 759 | assertEquals(x, VALUE_2, "setOpaque float value"); |
| 760 | } |
| 761 | |
| 762 | vh.set(array, i, VALUE_1); |
| 763 | |
| 764 | // Compare |
| 765 | { |
| 766 | boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_2); |
| 767 | assertEquals(r, true, "success compareAndSet float"); |
| 768 | float x = (float) vh.get(array, i); |
| 769 | assertEquals(x, VALUE_2, "success compareAndSet float value"); |
| 770 | } |
| 771 | |
| 772 | { |
| 773 | boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_3); |
| 774 | assertEquals(r, false, "failing compareAndSet float"); |
| 775 | float x = (float) vh.get(array, i); |
| 776 | assertEquals(x, VALUE_2, "failing compareAndSet float value"); |
| 777 | } |
| 778 | |
| 779 | { |
| 780 | float r = (float) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_1); |
| 781 | assertEquals(r, VALUE_2, "success compareAndExchangeVolatile float"); |
| 782 | float x = (float) vh.get(array, i); |
| 783 | assertEquals(x, VALUE_1, "success compareAndExchangeVolatile float value"); |
| 784 | } |
| 785 | |
| 786 | { |
| 787 | float r = (float) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_3); |
| 788 | assertEquals(r, VALUE_1, "failing compareAndExchangeVolatile float"); |
| 789 | float x = (float) vh.get(array, i); |
| 790 | assertEquals(x, VALUE_1, "failing compareAndExchangeVolatile float value"); |
| 791 | } |
| 792 | |
| 793 | { |
| 794 | float r = (float) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_2); |
| 795 | assertEquals(r, VALUE_1, "success compareAndExchangeAcquire float"); |
| 796 | float x = (float) vh.get(array, i); |
| 797 | assertEquals(x, VALUE_2, "success compareAndExchangeAcquire float value"); |
| 798 | } |
| 799 | |
| 800 | { |
| 801 | float r = (float) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_3); |
| 802 | assertEquals(r, VALUE_2, "failing compareAndExchangeAcquire float"); |
| 803 | float x = (float) vh.get(array, i); |
| 804 | assertEquals(x, VALUE_2, "failing compareAndExchangeAcquire float value"); |
| 805 | } |
| 806 | |
| 807 | { |
| 808 | float r = (float) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_1); |
| 809 | assertEquals(r, VALUE_2, "success compareAndExchangeRelease float"); |
| 810 | float x = (float) vh.get(array, i); |
| 811 | assertEquals(x, VALUE_1, "success compareAndExchangeRelease float value"); |
| 812 | } |
| 813 | |
| 814 | { |
| 815 | float r = (float) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_3); |
| 816 | assertEquals(r, VALUE_1, "failing compareAndExchangeRelease float"); |
| 817 | float x = (float) vh.get(array, i); |
| 818 | assertEquals(x, VALUE_1, "failing compareAndExchangeRelease float value"); |
| 819 | } |
| 820 | |
| 821 | { |
Aleksey Shipilev | 4f53885 | 2016-05-04 17:17:28 +0300 | [diff] [blame^] | 822 | boolean success = false; |
| 823 | for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
| 824 | success = vh.weakCompareAndSet(array, i, VALUE_1, VALUE_2); |
| 825 | } |
| 826 | assertEquals(success, true, "weakCompareAndSet float"); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 827 | float x = (float) vh.get(array, i); |
| 828 | assertEquals(x, VALUE_2, "weakCompareAndSet float value"); |
| 829 | } |
| 830 | |
| 831 | { |
Aleksey Shipilev | 4f53885 | 2016-05-04 17:17:28 +0300 | [diff] [blame^] | 832 | boolean success = false; |
| 833 | for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
| 834 | success = vh.weakCompareAndSetAcquire(array, i, VALUE_2, VALUE_1); |
| 835 | } |
| 836 | assertEquals(success, true, "weakCompareAndSetAcquire float"); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 837 | float x = (float) vh.get(array, i); |
| 838 | assertEquals(x, VALUE_1, "weakCompareAndSetAcquire float"); |
| 839 | } |
| 840 | |
| 841 | { |
Aleksey Shipilev | 4f53885 | 2016-05-04 17:17:28 +0300 | [diff] [blame^] | 842 | boolean success = false; |
| 843 | for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
| 844 | success = vh.weakCompareAndSetRelease(array, i, VALUE_1, VALUE_2); |
| 845 | } |
| 846 | assertEquals(success, true, "weakCompareAndSetRelease float"); |
Paul Sandoz | 9fb30a3 | 2016-03-24 11:21:21 +0100 | [diff] [blame] | 847 | float x = (float) vh.get(array, i); |
| 848 | assertEquals(x, VALUE_2, "weakCompareAndSetRelease float"); |
| 849 | } |
| 850 | |
| 851 | // Compare set and get |
| 852 | { |
| 853 | float o = (float) vh.getAndSet(array, i, VALUE_1); |
| 854 | assertEquals(o, VALUE_2, "getAndSet float"); |
| 855 | float x = (float) vh.get(array, i); |
| 856 | assertEquals(x, VALUE_1, "getAndSet float value"); |
| 857 | } |
| 858 | |
| 859 | } |
| 860 | } |
| 861 | } |
| 862 | |
| 863 | static void testArrayReadOnly(ByteBufferSource bs, VarHandleSource vhs) { |
| 864 | VarHandle vh = vhs.s; |
| 865 | ByteBuffer array = bs.s; |
| 866 | |
| 867 | int misalignmentAtZero = array.alignmentOffset(0, SIZE); |
| 868 | |
| 869 | ByteBuffer bb = ByteBuffer.allocate(SIZE); |
| 870 | bb.order(MemoryMode.BIG_ENDIAN.isSet(vhs.memoryModes) ? ByteOrder.BIG_ENDIAN : ByteOrder.LITTLE_ENDIAN); |
| 871 | bs.fill(bb.putFloat(0, VALUE_2).array()); |
| 872 | |
| 873 | int length = array.limit() - SIZE + 1; |
| 874 | for (int i = 0; i < length; i++) { |
| 875 | boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0; |
| 876 | |
| 877 | float v = MemoryMode.BIG_ENDIAN.isSet(vhs.memoryModes) |
| 878 | ? rotateLeft(VALUE_2, (i % SIZE) << 3) |
| 879 | : rotateRight(VALUE_2, (i % SIZE) << 3); |
| 880 | // Plain |
| 881 | { |
| 882 | float x = (float) vh.get(array, i); |
| 883 | assertEquals(x, v, "get float value"); |
| 884 | } |
| 885 | |
| 886 | if (iAligned) { |
| 887 | // Volatile |
| 888 | { |
| 889 | float x = (float) vh.getVolatile(array, i); |
| 890 | assertEquals(x, v, "getVolatile float value"); |
| 891 | } |
| 892 | |
| 893 | // Lazy |
| 894 | { |
| 895 | float x = (float) vh.getAcquire(array, i); |
| 896 | assertEquals(x, v, "getRelease float value"); |
| 897 | } |
| 898 | |
| 899 | // Opaque |
| 900 | { |
| 901 | float x = (float) vh.getOpaque(array, i); |
| 902 | assertEquals(x, v, "getOpaque float value"); |
| 903 | } |
| 904 | } |
| 905 | } |
| 906 | } |
| 907 | |
| 908 | } |
| 909 | |