1 /*
2 * Copyright (c) 2008, 2018, 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 * @bug 6689060
27 * @summary Escape Analysis does not work with Compressed Oops
28 *
29 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -Xbatch -XX:+EliminateAutoBox -XX:AutoBoxCacheMax=20000
30 * -XX:CompileCommand=exclude,compiler.escapeAnalysis.Test6689060::dummy
31 * compiler.escapeAnalysis.Test6689060
32 */
33
34 package compiler.escapeAnalysis;
35
36 import java.lang.reflect.Array;
37
38 public class Test6689060 {
39 static class Point {
40 int x;
41 int y;
42 Point next;
43 int ax[];
44 int ay[];
45 Point pax[];
46 Point pay[];
47
48 public Point getNext() {
49 return next;
50 }
51 }
52
53 void dummy() {
54 // Empty method to verify correctness of DebugInfo.
55 // Use -XX:CompileCommand=exclude,Test.dummy
56 }
57
58 int ival(int i) {
59 return i * 2;
60 }
61
62 int test80(int y, int l, int i) {
63 Point p = new Point();
64 p.ax = new int[2];
65 p.ay = new int[2];
66 int x = 3;
67 p.ax[0] = x;
68 p.ay[1] = 3 * x + y;
69 dummy();
70 return p.ax[0] * p.ay[1];
71 }
72
73 int test81(int y, int l, int i) {
74 Point p = new Point();
75 p.ax = new int[2];
76 p.ay = new int[2];
77 int x = 3;
78 p.ax[0] = x;
79 p.ay[1] = 3 * x + y;
80 dummy();
81 return p.ax[0] * p.ay[1];
82 }
83
84
85 int test44(int y) {
86 Point p1 = new Point();
87 p1.x = ival(3);
88 dummy();
89 p1.y = 3 * p1.x + y;
90 return p1.y;
91 }
92
93 int test43(int y) {
94 Point p1 = new Point();
95 if ((y & 1) == 1) {
96 p1.x = ival(3);
97 } else {
98 p1.x = ival(5);
99 }
100 dummy();
101 p1.y = 3 * p1.x + y;
102 return p1.y;
103 }
104
105 int test42(int y) {
106 Point p1 = new Point();
107 p1.x = 3;
108 for (int i = 0; i < y; i++) {
109 if ((i & 1) == 1) {
110 p1.x += 4;
111 }
112 }
113 p1.y = 3 * y + p1.x;
114 return p1.y;
115 }
116
117 int test40(int y) {
118 Point p1 = new Point();
119 if ((y & 1) == 1) {
120 p1.x = 3;
121 } else {
122 p1.x = 5;
123 }
124 p1.y = 3 * p1.x + y;
125 return p1.y;
126 }
127
128 int test41(int y) {
129 Point p1 = new Point();
130 if ((y & 1) == 1) {
131 p1.x += 4;
132 } else {
133 p1.x += 5;
134 }
135 p1.y = 3 * p1.x + y;
136 return p1.y;
137 }
138
139 Point test00(int y) {
140 int x = 3;
141 Point p = new Point();
142 p.x = x;
143 p.y = 3 * x + y;
144 return p;
145 }
146
147 Point test01(int y) {
148 int x = 3;
149 Point p = new Point();
150 p.x = x;
151 p.y = 3 * x + y;
152 dummy();
153 return p;
154 }
155
156 Point test02(int y) {
157 int x = 3;
158 Point p1 = null;
159 for (int i = 0; i < y; i++) {
160 Point p2 = new Point();
161 p2.x = x;
162 p2.y = 3 * y + x;
163 p2.next = p1;
164 p1 = p2;
165 }
166 return p1;
167 }
168
169 Point test03(int y) {
170 int x = 3;
171 Point p1 = null;
172 for (int i = 0; i < y; i++) {
173 Point p2 = new Point();
174 p2.x = x;
175 p2.y = 3 * y + x;
176 p2.next = p1;
177 p1 = p2;
178 }
179 dummy();
180 return p1;
181 }
182
183 Point test04(int y) {
184 int x = 3;
185 Point p1 = null;
186 for (int i = 0; i < y; i++) {
187 Point p2 = new Point();
188 p2.x = x;
189 p2.y = 3 * y + x;
190 p2.next = p1;
191 dummy();
192 p1 = p2;
193 }
194 return p1;
195 }
196
197 int test05(int y) {
198 int x = 3;
199 Point p1 = new Point();
200 for (int i = 0; i < y; i++) {
201 Point p2 = new Point();
202 p2.x = x;
203 p2.y = 3 * y + x;
204 p1.next = p2;
205 p1 = p2;
206 }
207 return p1.y;
208 }
209
210 int test0(int y) {
211 int x = 3;
212 Point p = new Point();
213 p.x = x;
214 p.y = 3 * x + y;
215 dummy();
216 return p.x * p.y;
217 }
218
219 int test1(int y) {
220 Point p = new Point();
221 if ((y & 1) == 1) {
222 p = new Point(); // Kill previous
223 }
224 int x = 3;
225 p.x = x;
226 p.y = 3 * x + y;
227 dummy();
228 return p.x * p.y;
229 }
230
231 int test2(int y) {
232 Point p1 = new Point();
233 Point p2 = new Point();
234 p1.x = 3;
235 p2.x = 4;
236 p1.y = 3 * p2.x + y;
237 p2.y = 3 * p1.x + y;
238 dummy();
239 return p1.y * p2.y;
240 }
241
242 int test3(int y, Point p1) {
243 Point p2 = new Point();
244 p1.x = 3;
245 p2.x = 4;
246 p1.y = 3 * p2.x + y;
247 p2.y = 3 * p1.x + y;
248 dummy();
249 return p1.y * p2.y;
250 }
251
252 int test4(int y) {
253 Point p1 = new Point();
254 Point p2 = new Point();
255 if ((y & 1) == 1) {
256 p1.x = 3;
257 p2.x = 4;
258 } else {
259 p1.x = 5;
260 p2.x = 6;
261 }
262 p1.y = 3 * p2.x + y;
263 p2.y = 3 * p1.x + y;
264 dummy();
265 return p1.y * p2.y;
266 }
267
268 int test5(int y, Point p1) {
269 Point p2 = new Point();
270 if ((y & 1) == 1) {
271 p1.x = 3;
272 p2.x = 4;
273 } else {
274 p1.x = 5;
275 p2.x = 6;
276 }
277 p1.y = 3 * p2.x + y;
278 p2.y = 3 * p1.x + y;
279 dummy();
280 return p1.y * p2.y;
281 }
282
283 int test6(int y) {
284 Point p1 = new Point();
285 Point p2 = new Point();
286 p1.next = p2;
287 if ((y & 1) == 1) {
288 p1.x = 3;
289 p1.getNext().x = 4;
290 } else {
291 p1.x = 5;
292 p1.getNext().x = 6;
293 }
294 p1.y = 3 * p2.x + y;
295 p2.y = 3 * p1.x + y;
296 dummy();
297 return p1.y * p2.y;
298 }
299
300 int test7(int y, Point p1) {
301 Point p2 = new Point();
302 p1.next = p2;
303 if ((y & 1) == 1) {
304 p1.x = 3;
305 p1.getNext().x = 4;
306 } else {
307 p1.x = 5;
308 p1.getNext().x = 6;
309 }
310 p1.y = 3 * p2.x + y;
311 p2.y = 3 * p1.x + y;
312 dummy();
313 return p1.y * p2.y;
314 }
315
316 int test8(int y, int l, int i) {
317 Point p = new Point();
318 p.ax = new int[l];
319 p.ay = new int[l];
320 int x = 3;
321 p.ax[i] = x;
322 p.ay[i] = 3 * x + y;
323 dummy();
324 return p.ax[i] * p.ay[i];
325 }
326
327 int test9(int y, int l, int i) {
328 Point p = new Point();
329 p.pax = new Point[l];
330 p.pay = new Point[l];
331 p.pax[i] = new Point();
332 p.pay[i] = new Point();
333 p.pax[i].x = 3;
334 p.pay[i].x = 4;
335 p.pax[i].y = 3 * p.pay[i].x + y;
336 p.pay[i].y = 3 * p.pax[i].x + y;
337 dummy();
338 return p.pax[i].y * p.pay[i].y;
339 }
340
341 int test10(int y, int l, int i, Class cls) {
342 Point p = new Point();
343 try {
344 p.pax = (Point[]) Array.newInstance(cls, l);
345 p.pax[i] = (Point) cls.newInstance();
346 } catch (java.lang.InstantiationException ex) {
347 return 0;
348 } catch (java.lang.IllegalAccessException ex) {
349 return 0;
350 }
351 p.pax[i].x = 3;
352 p.pax[i].y = 3 * p.pax[i].x + y;
353 dummy();
354 return p.pax[i].x * p.pax[i].y;
355 }
356
357 int test11(int y) {
358 Point p1 = new Point();
359 Point p2 = new Point();
360 p1.next = p2;
361 if ((y & 1) == 1) {
362 p1.x = 3;
363 p1.next.x = 4;
364 } else {
365 p1.x = 5;
366 p1.next.x = 6;
367 }
368 p1.y = 3 * p1.next.x + y;
369 p1.next.y = 3 * p1.x + y;
370 dummy();
371 return p1.y * p1.next.y;
372 }
373
374 int test12(int y) {
375 Point p1 = new Point();
376 p1.next = p1;
377 if ((y & 1) == 1) {
378 p1.x = 3;
379 p1.next.x = 4;
380 } else {
381 p1.x = 5;
382 p1.next.x = 6;
383 }
384 p1.y = 3 * p1.next.x + y;
385 p1.next.y = 3 * p1.x + y;
386 dummy();
387 return p1.y * p1.next.y;
388 }
389
390
391 public static void main(String args[]) {
392 Test6689060 tsr = new Test6689060();
393 Point p = new Point();
394 Point ptmp = p;
395 Class cls = Point.class;
396 int y = 0;
397 for (int i = 0; i < 10000; i++) {
398 ptmp.next = tsr.test00(1);
399 ptmp.next = tsr.test01(1);
400 ptmp.next = tsr.test02(1);
401 ptmp.next = tsr.test03(1);
402 ptmp.next = tsr.test04(1);
403
404 y = tsr.test05(1);
405
406 y = tsr.test80(y, 1, 0);
407 y = tsr.test81(y, 1, 0);
408
409 y = tsr.test44(y);
410 y = tsr.test43(y);
411 y = tsr.test42(y);
412 y = tsr.test40(y);
413 y = tsr.test41(y);
414
415 y = tsr.test0(y);
416 y = tsr.test1(y);
417 y = tsr.test2(y);
418 y = tsr.test3(y, p);
419 y = tsr.test4(y);
420 y = tsr.test5(y, p);
421 y = tsr.test6(y);
422 y = tsr.test7(y, p);
423 y = tsr.test8(y, 1, 0);
424 y = tsr.test9(y, 1, 0);
425 y = tsr.test10(y, 1, 0, cls);
426 y = tsr.test11(y);
427 y = tsr.test12(y);
428 }
429 for (int i = 0; i < 10000; i++) {
430 ptmp.next = tsr.test00(1);
431 ptmp.next = tsr.test01(1);
432 ptmp.next = tsr.test02(1);
433 ptmp.next = tsr.test03(1);
434 ptmp.next = tsr.test04(1);
435
436 y = tsr.test05(1);
437
438 y = tsr.test80(y, 1, 0);
439 y = tsr.test81(y, 1, 0);
440
441 y = tsr.test44(y);
442 y = tsr.test43(y);
443 y = tsr.test42(y);
444 y = tsr.test40(y);
445 y = tsr.test41(y);
446
447 y = tsr.test0(y);
448 y = tsr.test1(y);
449 y = tsr.test2(y);
450 y = tsr.test3(y, p);
451 y = tsr.test4(y);
452 y = tsr.test5(y, p);
453 y = tsr.test6(y);
454 y = tsr.test7(y, p);
455 y = tsr.test8(y, 1, 0);
456 y = tsr.test9(y, 1, 0);
457 y = tsr.test10(y, 1, 0, cls);
458 y = tsr.test11(y);
459 y = tsr.test12(y);
460 }
461 for (int i = 0; i < 10000; i++) {
462 ptmp.next = tsr.test00(1);
463 ptmp.next = tsr.test01(1);
464 ptmp.next = tsr.test02(1);
465 ptmp.next = tsr.test03(1);
466 ptmp.next = tsr.test04(1);
467
468 y = tsr.test05(1);
469
470 y = tsr.test80(y, 1, 0);
471 y = tsr.test81(y, 1, 0);
472
473 y = tsr.test44(y);
474 y = tsr.test43(y);
475 y = tsr.test42(y);
476 y = tsr.test40(y);
477 y = tsr.test41(y);
478
479 y = tsr.test0(y);
480 y = tsr.test1(y);
481 y = tsr.test2(y);
482 y = tsr.test3(y, p);
483 y = tsr.test4(y);
484 y = tsr.test5(y, p);
485 y = tsr.test6(y);
486 y = tsr.test7(y, p);
487 y = tsr.test8(y, 1, 0);
488 y = tsr.test9(y, 1, 0);
489 y = tsr.test10(y, 1, 0, cls);
490 y = tsr.test11(y);
491 y = tsr.test12(y);
492 }
493
494 int z = 0;
495 y = tsr.test80(0, 1, 0);
496 z += y;
497 System.out.println("After 'test80' y=" + y);
498 y = tsr.test81(0, 1, 0);
499 z += y;
500 System.out.println("After 'test81' y=" + y);
501
502 y = tsr.test44(0);
503 z += y;
504 System.out.println("After 'test44' y=" + y);
505 y = tsr.test43(0);
506 z += y;
507 System.out.println("After 'test43' y=" + y);
508 y = tsr.test42(0);
509 z += y;
510 System.out.println("After 'test42' y=" + y);
511 y = tsr.test40(0);
512 z += y;
513 System.out.println("After 'test40' y=" + y);
514 y = tsr.test41(0);
515 z += y;
516 System.out.println("After 'test41' y=" + y);
517
518 ptmp.next = tsr.test00(1);
519 z += y;
520 System.out.println("After 'test00' p.y=" + ptmp.next.y);
521 ptmp.next = tsr.test01(1);
522 z += y;
523 System.out.println("After 'test01' p.y=" + ptmp.next.y);
524 ptmp.next = tsr.test02(1);
525 z += y;
526 System.out.println("After 'test02' p.y=" + ptmp.next.y);
527 ptmp.next = tsr.test03(1);
528 z += y;
529 System.out.println("After 'test03' p.y=" + ptmp.next.y);
530 ptmp.next = tsr.test04(1);
531 z += y;
532 System.out.println("After 'test04' p.y=" + ptmp.next.y);
533
534 y = tsr.test05(1);
535 z += y;
536 System.out.println("After 'test05' y=" + y);
537
538 y = tsr.test0(0);
539 z += y;
540 System.out.println("After 'test0' y=" + y);
541 y = tsr.test1(0);
542 z += y;
543 System.out.println("After 'test1' y=" + y);
544 y = tsr.test2(0);
545 z += y;
546 System.out.println("After 'test2' y=" + y);
547 y = tsr.test3(0, new Point());
548 z += y;
549 System.out.println("After 'test3' y=" + y);
550 y = tsr.test4(0);
551 z += y;
552 System.out.println("After 'test4' y=" + y);
553 y = tsr.test5(0, new Point());
554 z += y;
555 System.out.println("After 'test5' y=" + y);
556 y = tsr.test6(0);
557 z += y;
558 System.out.println("After 'test6' y=" + y);
559 y = tsr.test7(0, new Point());
560 z += y;
561 System.out.println("After 'test7' y=" + y);
562 y = tsr.test8(0, 1, 0);
563 z += y;
564 System.out.println("After 'test8' y=" + y);
565 y = tsr.test9(0, 1, 0);
566 z += y;
567 System.out.println("After 'test9' y=" + y);
568 y = tsr.test10(0, 1, 0, cls);
569 z += y;
570 System.out.println("After 'test10' y=" + y);
571 y = tsr.test11(0);
572 z += y;
573 System.out.println("After 'test11' y=" + y);
574 y = tsr.test12(0);
575 z += y;
576 System.out.println("After 'test12' y=" + y);
577 System.out.println("Sum of y =" + z);
578 }
579 }