1 /* 2 * Copyright (c) 2017, 2019, 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 package compiler.valhalla.valuetypes; 25 26 import compiler.whitebox.CompilerWhiteBoxTest; 27 import jdk.test.lib.Asserts; 28 import jdk.test.lib.management.InputArguments; 29 import jdk.test.lib.Platform; 30 import jdk.test.lib.process.ProcessTools; 31 import jdk.test.lib.process.OutputAnalyzer; 32 import jdk.test.lib.Utils; 33 import sun.hotspot.WhiteBox; 34 35 import java.lang.annotation.Retention; 36 import java.lang.annotation.RetentionPolicy; 37 import java.lang.annotation.Repeatable; 38 import java.lang.invoke.*; 39 import java.lang.reflect.Method; 40 import java.util.ArrayList; 41 import java.util.Arrays; 42 import java.util.Hashtable; 43 import java.util.LinkedHashMap; 44 import java.util.List; 45 import java.util.Map; 46 import java.util.regex.Matcher; 47 import java.util.regex.Pattern; 48 import java.util.TreeMap; 49 50 // Mark method as test 51 @Retention(RetentionPolicy.RUNTIME) 52 @Repeatable(Tests.class) 53 @interface Test { 54 // Regular expression used to match forbidden IR nodes 55 // in the C2 IR emitted for this test. 56 String failOn() default ""; 57 // Regular expressions used to match and count IR nodes. 58 String[] match() default { }; 59 int[] matchCount() default { }; 60 int compLevel() default ValueTypeTest.COMP_LEVEL_ANY; 61 int valid() default ValueTypeTest.AllFlags; 62 } 63 64 @Retention(RetentionPolicy.RUNTIME) 65 @interface Tests { 66 Test[] value(); 67 } 68 69 // Force method inlining during compilation 70 @Retention(RetentionPolicy.RUNTIME) 71 @interface ForceInline { } 72 73 // Prevent method inlining during compilation 74 @Retention(RetentionPolicy.RUNTIME) 75 @interface DontInline { } 76 77 // Prevent method compilation 78 @Retention(RetentionPolicy.RUNTIME) 79 @interface DontCompile { } 80 81 // Force method compilation 82 @Retention(RetentionPolicy.RUNTIME) 83 @interface ForceCompile { 84 int compLevel() default ValueTypeTest.COMP_LEVEL_ANY; 85 } 86 87 // Number of warmup iterations 88 @Retention(RetentionPolicy.RUNTIME) 89 @interface Warmup { 90 int value(); 91 } 92 93 // Do not enqueue the test method for compilation immediately after warmup loops have finished. Instead 94 // let the test method be compiled with on-stack-replacement. 95 @Retention(RetentionPolicy.RUNTIME) 96 @interface OSRCompileOnly {} 97 98 // Skip this test temporarily for C1 testing 99 @Retention(RetentionPolicy.RUNTIME) 100 @interface TempSkipForC1 { 101 String reason() default ""; 102 } 103 104 public abstract class ValueTypeTest { 105 protected static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox(); 106 107 // Currently C1 is disabled by default. To test C1, run "jtreg -vmoptions:-XX:+EnableValhallaC1 -vmoptions:-XX:TieredStopAtLevel=1". 108 // This forces C1 to be use for all methods that are compiled, @Test(compLevel=?) setting. 109 static final boolean TEST_C1 = (Boolean)WHITE_BOX.getVMFlag("EnableValhallaC1"); 110 111 // Should we execute tests that assume (ValueType[] <: Object[])? 112 static final boolean ENABLE_VALUE_ARRAY_COVARIANCE = Boolean.getBoolean("ValueArrayCovariance"); 113 114 // Random test values 115 public static final int rI = Utils.getRandomInstance().nextInt() % 1000; 116 public static final long rL = Utils.getRandomInstance().nextLong() % 1000; 117 118 // User defined settings 119 protected static final boolean XCOMP = Platform.isComp(); 120 private static final boolean PRINT_GRAPH = true; 121 protected static final boolean VERBOSE = Boolean.parseBoolean(System.getProperty("Verbose", "false")); 122 private static final boolean PRINT_TIMES = Boolean.parseBoolean(System.getProperty("PrintTimes", "false")); 123 private static boolean VERIFY_IR = Boolean.parseBoolean(System.getProperty("VerifyIR", "true")) && !TEST_C1 && !XCOMP; 124 private static final boolean VERIFY_VM = Boolean.parseBoolean(System.getProperty("VerifyVM", "false")); 125 private static final String SCENARIOS = System.getProperty("Scenarios", ""); 126 private static final String TESTLIST = System.getProperty("Testlist", ""); 127 private static final String EXCLUDELIST = System.getProperty("Exclude", ""); 128 private static final int WARMUP = Integer.parseInt(System.getProperty("Warmup", "251")); 129 private static final boolean DUMP_REPLAY = Boolean.parseBoolean(System.getProperty("DumpReplay", "false")); 130 protected static final boolean FLIP_C1_C2 = Boolean.parseBoolean(System.getProperty("FlipC1C2", "false")); 131 132 // "jtreg -DXcomp=true" runs all the scenarios with -Xcomp. This is faster than "jtreg -javaoptions:-Xcomp". 133 protected static final boolean RUN_SCENARIOS_WITH_XCOMP = Boolean.parseBoolean(System.getProperty("Xcomp", "false")); 134 135 // Pre-defined settings 136 private static final String[] defaultFlags = { 137 "-XX:-BackgroundCompilation", "-XX:CICompilerCount=1", 138 "-XX:CompileCommand=quiet", 139 "-XX:CompileCommand=compileonly,java.lang.invoke.*::*", 140 "-XX:CompileCommand=compileonly,java.lang.Long::sum", 141 "-XX:CompileCommand=compileonly,java.lang.Object::<init>", 142 "-XX:CompileCommand=inline,compiler.valhalla.valuetypes.MyValue*::<init>", 143 "-XX:CompileCommand=compileonly,compiler.valhalla.valuetypes.*::*"}; 144 private static final String[] printFlags = { 145 "-XX:+PrintCompilation", "-XX:+PrintIdeal", "-XX:+UnlockDiagnosticVMOptions", "-XX:+PrintOptoAssembly"}; 146 private static final String[] verifyFlags = { 147 "-XX:+VerifyOops", "-XX:+VerifyStack", "-XX:+VerifyLastFrame", "-XX:+VerifyBeforeGC", "-XX:+VerifyAfterGC", 148 "-XX:+VerifyDuringGC", "-XX:+VerifyAdapterSharing"}; 149 150 protected static final int ValueTypePassFieldsAsArgsOn = 0x1; 151 protected static final int ValueTypePassFieldsAsArgsOff = 0x2; 152 protected static final int ValueTypeArrayFlattenOn = 0x4; 153 protected static final int ValueTypeArrayFlattenOff = 0x8; 154 protected static final int ValueTypeReturnedAsFieldsOn = 0x10; 155 protected static final int ValueTypeReturnedAsFieldsOff = 0x20; 156 protected static final int AlwaysIncrementalInlineOn = 0x40; 157 protected static final int AlwaysIncrementalInlineOff = 0x80; 158 protected static final int G1GCOn = 0x100; 159 protected static final int G1GCOff = 0x200; 160 static final int AllFlags = ValueTypePassFieldsAsArgsOn | ValueTypePassFieldsAsArgsOff | ValueTypeArrayFlattenOn | ValueTypeArrayFlattenOff | ValueTypeReturnedAsFieldsOn; 161 protected static final boolean ValueTypePassFieldsAsArgs = (Boolean)WHITE_BOX.getVMFlag("ValueTypePassFieldsAsArgs"); 162 protected static final boolean ValueTypeArrayFlatten = (WHITE_BOX.getIntxVMFlag("ValueArrayElemMaxFlatSize") == -1); // FIXME - fix this if default of ValueArrayElemMaxFlatSize is changed 163 protected static final boolean ValueTypeReturnedAsFields = (Boolean)WHITE_BOX.getVMFlag("ValueTypeReturnedAsFields"); 164 protected static final boolean AlwaysIncrementalInline = (Boolean)WHITE_BOX.getVMFlag("AlwaysIncrementalInline"); 165 protected static final boolean G1GC = (Boolean)WHITE_BOX.getVMFlag("UseG1GC"); 166 protected static final long TieredStopAtLevel = (Long)WHITE_BOX.getVMFlag("TieredStopAtLevel"); 167 protected static final boolean VerifyOops = (Boolean)WHITE_BOX.getVMFlag("VerifyOops"); 168 protected static final int COMP_LEVEL_ANY = -2; 169 protected static final int COMP_LEVEL_ALL = -2; 170 protected static final int COMP_LEVEL_AOT = -1; 171 protected static final int COMP_LEVEL_NONE = 0; 172 protected static final int COMP_LEVEL_SIMPLE = 1; // C1 173 protected static final int COMP_LEVEL_LIMITED_PROFILE = 2; // C1, invocation & backedge counters 174 protected static final int COMP_LEVEL_FULL_PROFILE = 3; // C1, invocation & backedge counters + mdo 175 protected static final int COMP_LEVEL_FULL_OPTIMIZATION = 4; // C2 or JVMCI 176 177 protected static final Hashtable<String, Method> tests = new Hashtable<String, Method>(); 178 protected static final boolean USE_COMPILER = WHITE_BOX.getBooleanVMFlag("UseCompiler"); 179 protected static final boolean PRINT_IDEAL = WHITE_BOX.getBooleanVMFlag("PrintIdeal"); 180 181 // Regular expressions used to match nodes in the PrintIdeal output 182 protected static final String START = "(\\d+\\t(.*"; 183 protected static final String MID = ".*)+\\t===.*"; 184 protected static final String END = ")|"; 185 protected static final String ALLOC = "(.*precise klass compiler/valhalla/valuetypes/MyValue.*\\R(.*(nop|spill).*\\R)*.*_new_instance_Java" + END; 186 protected static final String ALLOCA = "(.*precise klass \\[Lcompiler/valhalla/valuetypes/MyValue.*\\R(.*(nop|spill).*\\R)*.*_new_array_Java" + END; 187 protected static final String LOAD = START + "Load(B|S|I|L|F|D|P|N)" + MID + "@compiler/valhalla/valuetypes/MyValue.*" + END; 188 protected static final String LOADK = START + "LoadK" + MID + END; 189 protected static final String STORE = START + "Store(B|C|S|I|L|F|D|P|N)" + MID + "@compiler/valhalla/valuetypes/MyValue.*" + END; 190 protected static final String LOOP = START + "Loop" + MID + "" + END; 191 protected static final String COUNTEDLOOP = START + "CountedLoop\\b" + MID + "" + END; 192 protected static final String TRAP = START + "CallStaticJava" + MID + "uncommon_trap.*(unstable_if|predicate)" + END; 193 protected static final String RETURN = START + "Return" + MID + "returns" + END; 194 protected static final String LINKTOSTATIC = START + "CallStaticJava" + MID + "linkToStatic" + END; 195 protected static final String NPE = START + "CallStaticJava" + MID + "null_check" + END; 196 protected static final String CALL = START + "CallStaticJava" + MID + END; 197 protected static final String STOREVALUETYPEFIELDS = START + "CallStaticJava" + MID + "store_value_type_fields" + END; 198 protected static final String SCOBJ = "(.*# ScObj.*" + END; 199 200 public static String[] concat(String prefix[], String... extra) { 201 ArrayList<String> list = new ArrayList<String>(); 202 if (prefix != null) { 203 for (String s : prefix) { 204 list.add(s); 205 } 206 } 207 if (extra != null) { 208 for (String s : extra) { 209 list.add(s); 210 } 211 } 212 213 return list.toArray(new String[list.size()]); 214 } 215 216 /** 217 * Override getNumScenarios and getVMParameters if you want to run with more than 218 * the 6 built-in scenarios 219 */ 220 public int getNumScenarios() { 221 return 6; 222 } 223 224 /** 225 * VM paramaters for the 5 built-in test scenarios. If your test needs to append 226 * extra parameters for (some of) these scenarios, override getExtraVMParameters(). 227 */ 228 public String[] getVMParameters(int scenario) { 229 switch (scenario) { 230 case 0: return new String[] { 231 "-XX:+AlwaysIncrementalInline", 232 "-XX:ValueArrayElemMaxFlatOops=-1", 233 "-XX:ValueArrayElemMaxFlatSize=-1", 234 "-XX:ValueFieldMaxFlatSize=-1", 235 "-XX:+ValueTypePassFieldsAsArgs", 236 "-XX:+ValueTypeReturnedAsFields"}; 237 case 1: return new String[] { 238 "-XX:-UseCompressedOops", 239 "-XX:ValueArrayElemMaxFlatOops=-1", 240 "-XX:ValueArrayElemMaxFlatSize=-1", 241 "-XX:ValueFieldMaxFlatSize=-1", 242 "-XX:-ValueTypePassFieldsAsArgs", 243 "-XX:-ValueTypeReturnedAsFields"}; 244 case 2: return new String[] { 245 "-DVerifyIR=false", 246 "-XX:-UseCompressedOops", 247 "-XX:ValueArrayElemMaxFlatOops=0", 248 "-XX:ValueArrayElemMaxFlatSize=0", 249 "-XX:ValueFieldMaxFlatSize=0", 250 "-XX:+ValueTypePassFieldsAsArgs", 251 "-XX:+ValueTypeReturnedAsFields", 252 "-XX:+StressValueTypeReturnedAsFields"}; 253 case 3: return new String[] { 254 "-DVerifyIR=false", 255 "-XX:+AlwaysIncrementalInline", 256 "-XX:-ValueTypePassFieldsAsArgs", 257 "-XX:-ValueTypeReturnedAsFields"}; 258 case 4: return new String[] { 259 "-DVerifyIR=false", 260 "-XX:ValueArrayElemMaxFlatOops=-1", 261 "-XX:ValueArrayElemMaxFlatSize=-1", 262 "-XX:ValueFieldMaxFlatSize=0", 263 "-XX:+ValueTypePassFieldsAsArgs", 264 "-XX:-ValueTypeReturnedAsFields"}; 265 case 5: return new String[] { 266 "-XX:+AlwaysIncrementalInline", 267 "-XX:ValueArrayElemMaxFlatOops=-1", 268 "-XX:ValueArrayElemMaxFlatSize=-1", 269 "-XX:ValueFieldMaxFlatSize=-1", 270 "-XX:-ValueTypePassFieldsAsArgs", 271 "-XX:-ValueTypeReturnedAsFields"}; 272 } 273 274 return null; 275 } 276 277 /** 278 * Override this method to provide extra parameters for selected scenarios 279 */ 280 public String[] getExtraVMParameters(int scenario) { 281 return null; 282 } 283 284 public static void main(String[] args) throws Throwable { 285 if (args.length != 1) { 286 throw new RuntimeException("Usage: @run main/othervm/timeout=120 -Xbootclasspath/a:." + 287 " -XX:+IgnoreUnrecognizedVMOptions -XX:+UnlockDiagnosticVMOptions" + 288 " -XX:+UnlockExperimentalVMOptions -XX:+WhiteBoxAPI" + 289 " compiler.valhalla.valuetypes.ValueTypeTest <YourTestMainClass>"); 290 } 291 String testMainClassName = args[0]; 292 Class testMainClass = Class.forName(testMainClassName); 293 ValueTypeTest test = (ValueTypeTest)testMainClass.newInstance(); 294 List<String> scenarios = null; 295 if (!SCENARIOS.isEmpty()) { 296 scenarios = Arrays.asList(SCENARIOS.split(",")); 297 } 298 for (int i=0; i<test.getNumScenarios(); i++) { 299 if (scenarios == null || scenarios.contains(Integer.toString(i))) { 300 System.out.println("Scenario #" + i + " -------- "); 301 String[] cmds = InputArguments.getVmInputArgs(); 302 if (RUN_SCENARIOS_WITH_XCOMP) { 303 cmds = concat(cmds, "-Xcomp"); 304 } 305 cmds = concat(cmds, test.getVMParameters(i)); 306 cmds = concat(cmds, test.getExtraVMParameters(i)); 307 cmds = concat(cmds, testMainClassName); 308 309 OutputAnalyzer oa = ProcessTools.executeTestJvm(cmds); 310 String output = oa.getOutput(); 311 oa.shouldHaveExitValue(0); 312 System.out.println(output); 313 } else { 314 System.out.println("Scenario #" + i + " is skipped due to -Dscenarios=" + SCENARIOS); 315 } 316 } 317 } 318 319 // To exclude test cases, use -DExclude=<case1>,<case2>,... 320 // Each case can be just the method name, or can be <class>.<method>. The latter form is useful 321 // when you are running several tests at the same time. 322 // 323 // jtreg -DExclude=test12 TestArrays.java 324 // jtreg -DExclude=test34 TestLWorld.java 325 // -- or -- 326 // jtreg -DExclude=TestArrays.test12,TestLWorld.test34 TestArrays.java TestLWorld.java 327 // 328 private List<String> buildExcludeList() { 329 List<String> exclude = null; 330 String classPrefix = getClass().getSimpleName() + "."; 331 if (!EXCLUDELIST.isEmpty()) { 332 exclude = new ArrayList(Arrays.asList(EXCLUDELIST.split(","))); 333 for (int i = exclude.size() - 1; i >= 0; i--) { 334 String ex = exclude.get(i); 335 if (ex.indexOf(".") > 0) { 336 if (ex.startsWith(classPrefix)) { 337 ex = ex.substring(classPrefix.length()); 338 exclude.set(i, ex); 339 } else { 340 exclude.remove(i); 341 } 342 } 343 } 344 } 345 return exclude; 346 } 347 348 protected ValueTypeTest() { 349 List<String> list = null; 350 if (!TESTLIST.isEmpty()) { 351 list = Arrays.asList(TESTLIST.split(",")); 352 } 353 List<String> exclude = buildExcludeList(); 354 355 // Gather all test methods and put them in Hashtable 356 for (Method m : getClass().getDeclaredMethods()) { 357 Test[] annos = m.getAnnotationsByType(Test.class); 358 if (annos.length != 0 && 359 ((list == null || list.contains(m.getName())) && (exclude == null || !exclude.contains(m.getName())))) { 360 tests.put(getClass().getSimpleName() + "::" + m.getName(), m); 361 } 362 } 363 } 364 365 protected void run(String[] args, Class<?>... classes) throws Throwable { 366 if (args.length == 0) { 367 // Spawn a new VM instance 368 execute_vm(); 369 } else { 370 // Execute tests in the VM spawned by the above code. 371 Asserts.assertTrue(args.length == 1 && args[0].equals("run"), "must be"); 372 run(classes); 373 } 374 } 375 376 private void execute_vm() throws Throwable { 377 Asserts.assertFalse(tests.isEmpty(), "no tests to execute"); 378 String[] vmInputArgs = InputArguments.getVmInputArgs(); 379 for (String arg : vmInputArgs) { 380 if (arg.startsWith("-XX:CompileThreshold")) { 381 // Disable IR verification if non-default CompileThreshold is set 382 VERIFY_IR = false; 383 } 384 if (arg.startsWith("-XX:+EnableValhallaC1")) { 385 // Disable IR verification if C1 is used (FIXME!) 386 VERIFY_IR = false; 387 } 388 } 389 // Each VM is launched with flags in this order, so the later ones can override the earlier one: 390 // defaultFlags 391 // VERIFY_IR/VERIFY_VM flags specified below 392 // vmInputArgs, which consists of: 393 // @run options 394 // getVMParameters() 395 // getExtraVMParameters() 396 String cmds[] = defaultFlags; 397 if (VERIFY_IR) { 398 // Add print flags for IR verification 399 cmds = concat(cmds, printFlags); 400 // Always trap for exception throwing to not confuse IR verification 401 cmds = concat(cmds, "-XX:-OmitStackTraceInFastThrow"); 402 } 403 if (VERIFY_VM) { 404 cmds = concat(cmds, verifyFlags); 405 } 406 cmds = concat(cmds, vmInputArgs); 407 408 // Run tests in own process and verify output 409 cmds = concat(cmds, getClass().getName(), "run"); 410 OutputAnalyzer oa = ProcessTools.executeTestJvm(cmds); 411 // If ideal graph printing is enabled/supported, verify output 412 String output = oa.getOutput(); 413 oa.shouldHaveExitValue(0); 414 if (VERIFY_IR) { 415 if (output.contains("PrintIdeal enabled")) { 416 parseOutput(output); 417 } else { 418 System.out.println(output); 419 System.out.println("WARNING: IR verification failed! Running with -Xint, -Xcomp or release build?"); 420 } 421 } 422 } 423 424 private void parseOutput(String output) throws Exception { 425 Pattern comp_re = Pattern.compile("\\n\\s+\\d+\\s+\\d+\\s+(%| )(s| )(!| )b(n| )\\s+\\S+\\.(?<name>[^.]+::\\S+)\\s+(?<osr>@ \\d+\\s+)?[(]\\d+ bytes[)]\\n"); 426 Matcher m = comp_re.matcher(output); 427 Map<String,String> compilations = new LinkedHashMap<>(); 428 int prev = 0; 429 String methodName = null; 430 while (m.find()) { 431 if (prev == 0) { 432 // Print header 433 System.out.print(output.substring(0, m.start()+1)); 434 } else if (methodName != null) { 435 compilations.put(methodName, output.substring(prev, m.start()+1)); 436 } 437 if (m.group("osr") != null) { 438 methodName = null; 439 } else { 440 methodName = m.group("name"); 441 } 442 prev = m.end(); 443 } 444 if (prev == 0) { 445 // Print header 446 System.out.print(output); 447 } else if (methodName != null) { 448 compilations.put(methodName, output.substring(prev)); 449 } 450 // Iterate over compilation output 451 for (String testName : compilations.keySet()) { 452 Method test = tests.get(testName); 453 if (test == null) { 454 // Skip helper methods 455 continue; 456 } 457 String graph = compilations.get(testName); 458 if (PRINT_GRAPH) { 459 System.out.println("\nGraph for " + testName + "\n" + graph); 460 } 461 // Parse graph using regular expressions to determine if it contains forbidden nodes 462 Test[] annos = test.getAnnotationsByType(Test.class); 463 Test anno = null; 464 for (Test a : annos) { 465 if ((a.valid() & ValueTypePassFieldsAsArgsOn) != 0 && ValueTypePassFieldsAsArgs) { 466 assert anno == null; 467 anno = a; 468 } else if ((a.valid() & ValueTypePassFieldsAsArgsOff) != 0 && !ValueTypePassFieldsAsArgs) { 469 assert anno == null; 470 anno = a; 471 } else if ((a.valid() & ValueTypeArrayFlattenOn) != 0 && ValueTypeArrayFlatten) { 472 assert anno == null; 473 anno = a; 474 } else if ((a.valid() & ValueTypeArrayFlattenOff) != 0 && !ValueTypeArrayFlatten) { 475 assert anno == null; 476 anno = a; 477 } else if ((a.valid() & ValueTypeReturnedAsFieldsOn) != 0 && ValueTypeReturnedAsFields) { 478 assert anno == null; 479 anno = a; 480 } else if ((a.valid() & ValueTypeReturnedAsFieldsOff) != 0 && !ValueTypeReturnedAsFields) { 481 assert anno == null; 482 anno = a; 483 } else if ((a.valid() & AlwaysIncrementalInlineOn) != 0 && AlwaysIncrementalInline) { 484 assert anno == null; 485 anno = a; 486 } else if ((a.valid() & AlwaysIncrementalInlineOff) != 0 && !AlwaysIncrementalInline) { 487 assert anno == null; 488 anno = a; 489 } else if ((a.valid() & G1GCOn) != 0 && G1GC) { 490 assert anno == null; 491 anno = a; 492 } else if ((a.valid() & G1GCOff) != 0 && !G1GC) { 493 assert anno == null; 494 anno = a; 495 } 496 } 497 assert anno != null; 498 String regexFail = anno.failOn(); 499 if (!regexFail.isEmpty()) { 500 Pattern pattern = Pattern.compile(regexFail.substring(0, regexFail.length()-1)); 501 Matcher matcher = pattern.matcher(graph); 502 boolean found = matcher.find(); 503 Asserts.assertFalse(found, "Graph for '" + testName + "' contains forbidden node:\n" + (found ? matcher.group() : "")); 504 } 505 String[] regexMatch = anno.match(); 506 int[] matchCount = anno.matchCount(); 507 for (int i = 0; i < regexMatch.length; ++i) { 508 Pattern pattern = Pattern.compile(regexMatch[i].substring(0, regexMatch[i].length()-1)); 509 Matcher matcher = pattern.matcher(graph); 510 int count = 0; 511 String nodes = ""; 512 while (matcher.find()) { 513 count++; 514 nodes += matcher.group() + "\n"; 515 } 516 if (matchCount[i] < 0) { 517 Asserts.assertLTE(Math.abs(matchCount[i]), count, "Graph for '" + testName + "' contains different number of match nodes:\n" + nodes); 518 } else { 519 Asserts.assertEQ(matchCount[i], count, "Graph for '" + testName + "' contains different number of match nodes:\n" + nodes); 520 } 521 } 522 tests.remove(testName); 523 System.out.println(testName + " passed"); 524 } 525 // Check if all tests were compiled 526 if (tests.size() != 0) { 527 for (String name : tests.keySet()) { 528 System.out.println("Test '" + name + "' not compiled!"); 529 } 530 throw new RuntimeException("Not all tests were compiled"); 531 } 532 } 533 534 private void setup(Class<?> clazz) { 535 if (XCOMP) { 536 // Don't control compilation if -Xcomp is enabled 537 return; 538 } 539 if (DUMP_REPLAY) { 540 // Generate replay compilation files 541 String directive = "[{ match: \"*.*\", DumpReplay: true }]"; 542 if (WHITE_BOX.addCompilerDirective(directive) != 1) { 543 throw new RuntimeException("Failed to add compiler directive"); 544 } 545 } 546 547 Method[] methods = clazz.getDeclaredMethods(); 548 for (Method m : methods) { 549 if (m.isAnnotationPresent(Test.class)) { 550 // Don't inline tests 551 WHITE_BOX.testSetDontInlineMethod(m, true); 552 } 553 if (m.isAnnotationPresent(DontCompile.class)) { 554 WHITE_BOX.makeMethodNotCompilable(m, COMP_LEVEL_ANY, true); 555 WHITE_BOX.makeMethodNotCompilable(m, COMP_LEVEL_ANY, false); 556 WHITE_BOX.testSetDontInlineMethod(m, true); 557 } else if (m.isAnnotationPresent(ForceCompile.class)) { 558 int compLevel = getCompLevel(m.getAnnotation(ForceCompile.class)); 559 WHITE_BOX.enqueueMethodForCompilation(m, compLevel); 560 } 561 if (m.isAnnotationPresent(ForceInline.class)) { 562 WHITE_BOX.testSetForceInlineMethod(m, true); 563 } else if (m.isAnnotationPresent(DontInline.class)) { 564 WHITE_BOX.testSetDontInlineMethod(m, true); 565 } 566 } 567 568 // Compile class initializers 569 int compLevel = getCompLevel(null); 570 WHITE_BOX.enqueueInitializerForCompilation(clazz, compLevel); 571 } 572 573 private void run(Class<?>... classes) throws Exception { 574 if (USE_COMPILER && PRINT_IDEAL && !XCOMP) { 575 System.out.println("PrintIdeal enabled"); 576 } 577 System.out.format("rI = %d, rL = %d\n", rI, rL); 578 579 setup(getClass()); 580 for (Class<?> clazz : classes) { 581 setup(clazz); 582 } 583 584 // Execute tests 585 TreeMap<Long, String> durations = (PRINT_TIMES || VERBOSE) ? new TreeMap<Long, String>() : null; 586 for (Method test : tests.values()) { 587 if (VERBOSE) { 588 System.out.println("Starting " + test.getName()); 589 } 590 TempSkipForC1 c1skip = test.getAnnotation(TempSkipForC1.class); 591 if (TEST_C1 && c1skip != null) { 592 System.out.println("Skipped " + test.getName() + " for C1 testing: " + c1skip.reason()); 593 continue; 594 } 595 long startTime = System.nanoTime(); 596 Method verifier = getClass().getMethod(test.getName() + "_verifier", boolean.class); 597 // Warmup using verifier method 598 Warmup anno = test.getAnnotation(Warmup.class); 599 int warmup = anno == null ? WARMUP : anno.value(); 600 for (int i = 0; i < warmup; ++i) { 601 verifier.invoke(this, true); 602 } 603 boolean osrOnly = (test.getAnnotation(OSRCompileOnly.class) != null); 604 605 // C1 generates a lot of code when VerifyOops is enabled and may run out of space (for a small 606 // number of test cases). 607 boolean maybeCodeBufferOverflow = (TEST_C1 && VerifyOops); 608 609 if (!osrOnly) { 610 int compLevel = getCompLevel(test.getAnnotation(Test.class)); 611 // Trigger compilation 612 WHITE_BOX.enqueueMethodForCompilation(test, compLevel); 613 if (maybeCodeBufferOverflow && !WHITE_BOX.isMethodCompiled(test, false)) { 614 // Let's disable VerifyOops temporarily and retry. 615 WHITE_BOX.setBooleanVMFlag("VerifyOops", false); 616 WHITE_BOX.clearMethodState(test); 617 WHITE_BOX.enqueueMethodForCompilation(test, compLevel); 618 WHITE_BOX.setBooleanVMFlag("VerifyOops", true); 619 } 620 Asserts.assertTrue(!USE_COMPILER || WHITE_BOX.isMethodCompiled(test, false), test + " not compiled"); 621 } 622 // Check result 623 verifier.invoke(this, false); 624 if (osrOnly && !maybeCodeBufferOverflow) { 625 Asserts.assertTrue(!USE_COMPILER || WHITE_BOX.isMethodCompiled(test, false), test + " not compiled"); 626 } 627 if (PRINT_TIMES || VERBOSE) { 628 long endTime = System.nanoTime(); 629 long duration = (endTime - startTime); 630 durations.put(duration, test.getName()); 631 if (VERBOSE) { 632 System.out.println("Done " + test.getName() + ": " + duration + "ns"); 633 } 634 } 635 } 636 637 // Print execution times 638 if (PRINT_TIMES) { 639 System.out.println("\n\nTest execution times:"); 640 for (Map.Entry<Long, String> entry : durations.entrySet()) { 641 System.out.format("%-10s%15d ns\n", entry.getValue() + ":", entry.getKey()); 642 } 643 } 644 } 645 646 // Choose the appropriate compilation level for a method, according to the given annotation. 647 // 648 // Currently, if TEST_C1 is true, we always use COMP_LEVEL_SIMPLE. Otherwise, if the 649 // compLevel is unspecified, the default is COMP_LEVEL_FULL_OPTIMIZATION. 650 int getCompLevel(Object annotation) { 651 if (TEST_C1 && !(this instanceof TestCallingConventionC1)) { 652 return COMP_LEVEL_SIMPLE; 653 } 654 int compLevel; 655 if (annotation == null) { 656 compLevel = COMP_LEVEL_ANY; 657 } else if (annotation instanceof Test) { 658 compLevel = ((Test)annotation).compLevel(); 659 } else { 660 compLevel = ((ForceCompile)annotation).compLevel(); 661 } 662 if (compLevel == COMP_LEVEL_ANY) { 663 compLevel = COMP_LEVEL_FULL_OPTIMIZATION; 664 } 665 if (FLIP_C1_C2) { 666 // Effectively treat all (compLevel = C1) as (compLevel = C2), and 667 // (compLevel = C2) as (compLevel = C1). 668 if (compLevel == COMP_LEVEL_SIMPLE) { 669 compLevel = COMP_LEVEL_FULL_OPTIMIZATION; 670 } else if (compLevel == COMP_LEVEL_FULL_OPTIMIZATION) { 671 compLevel = COMP_LEVEL_SIMPLE; 672 } 673 } 674 if (!TEST_C1 && compLevel < COMP_LEVEL_FULL_OPTIMIZATION) { 675 compLevel = COMP_LEVEL_FULL_OPTIMIZATION; 676 } 677 if (compLevel > (int)TieredStopAtLevel) { 678 compLevel = (int)TieredStopAtLevel; 679 } 680 return compLevel; 681 } 682 }