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 8029383
27 * @summary stack overflow if callee is marked for deoptimization causes crash
28 * @run main/othervm -XX:TieredStopAtLevel=1 -XX:-BackgroundCompilation -XX:CompileCommand=dontinline,StackOverflowGuardPagesOff::m1 -XX:CompileCommand=exclude,StackOverflowGuardPagesOff::m2 -Xss512K -XX:-UseOnStackReplacement StackOverflowGuardPagesOff
29 *
30 */
31
32 // This test calls m2 recursively until a stack overflow. Then calls
33 // m3 that calls m1. m1 triggers B's class loading, as a result m1 and
34 // m3 needs to be deoptimized. Deoptimization of m1 causes a stack
35 // overflow exception to be thrown which is propagated to m3 in the
36 // deopt blob. If the guard pages are no enabled, the stack bang in
37 // the deopt blob triggers a crash.
38 public class StackOverflowGuardPagesOff {
39
40 static class A {
41 void m() {}
42 }
43
44 static class B extends A {
45 void m() {}
46 }
47
48 static void m1(boolean deopt, A a) {
49 long l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12,
50 l13, l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24,
51 l25, l26, l27, l28, l29, l30, l31, l32, l33, l34, l35, l36,
|
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 8029383
27 * @summary stack overflow if callee is marked for deoptimization causes crash
28 *
29 * @run main/othervm -XX:TieredStopAtLevel=1 -XX:-BackgroundCompilation
30 * -XX:CompileCommand=dontinline,compiler.uncommontrap.StackOverflowGuardPagesOff::m1
31 * -XX:CompileCommand=exclude,compiler.uncommontrap.StackOverflowGuardPagesOff::m2
32 * -Xss512K -XX:-UseOnStackReplacement
33 * compiler.uncommontrap.StackOverflowGuardPagesOff
34 */
35
36 package compiler.uncommontrap;
37
38 // This test calls m2 recursively until a stack overflow. Then calls
39 // m3 that calls m1. m1 triggers B's class loading, as a result m1 and
40 // m3 needs to be deoptimized. Deoptimization of m1 causes a stack
41 // overflow exception to be thrown which is propagated to m3 in the
42 // deopt blob. If the guard pages are no enabled, the stack bang in
43 // the deopt blob triggers a crash.
44 public class StackOverflowGuardPagesOff {
45
46 static class A {
47 void m() {}
48 }
49
50 static class B extends A {
51 void m() {}
52 }
53
54 static void m1(boolean deopt, A a) {
55 long l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12,
56 l13, l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24,
57 l25, l26, l27, l28, l29, l30, l31, l32, l33, l34, l35, l36,
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