• file
• revisions
• annotate
• diff
• comparison
• raw

test/compiler/uncommontrap/TestStackBangRbp.java@2bac854670c0 (annotated)

test/compiler/uncommontrap/TestStackBangRbp.java

Wed, 22 Jan 2014 12:37:28 -0800

author

katleman

date

Wed, 22 Jan 2014 12:37:28 -0800

changeset 6575

2bac854670c0

parent 0

f90c822e73f8

permissions

-rw-r--r--

Added tag jdk8u5-b05 for changeset b90de55aca30

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 8028308
aoqi@0	27	* @summary rbp not restored when stack overflow is thrown from deopt/uncommon trap blobs
aoqi@0	28	* @run main/othervm -XX:-BackgroundCompilation -XX:CompileCommand=dontinline,TestStackBangRbp::m1 -XX:CompileCommand=exclude,TestStackBangRbp::m2 -Xss256K -XX:-UseOnStackReplacement TestStackBangRbp
aoqi@0	29	*
aoqi@0	30	*/
aoqi@0	31	public class TestStackBangRbp {
aoqi@0	32
aoqi@0	33	static class UnloadedClass1 {
aoqi@0	34	}
aoqi@0	35
aoqi@0	36	static class UnloadedClass2 {
aoqi@0	37	}
aoqi@0	38
aoqi@0	39	static Object m1(boolean deopt) {
aoqi@0	40	long l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12,
aoqi@0	41	l13, l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24,
aoqi@0	42	l25, l26, l27, l28, l29, l30, l31, l32, l33, l34, l35, l36,
aoqi@0	43	l37, l38, l39, l40, l41, l42, l43, l44, l45, l46, l47, l48,
aoqi@0	44	l49, l50, l51, l52, l53, l54, l55, l56, l57, l58, l59, l60,
aoqi@0	45	l61, l62, l63, l64, l65, l66, l67, l68, l69, l70, l71, l72,
aoqi@0	46	l73, l74, l75, l76, l77, l78, l79, l80, l81, l82, l83, l84,
aoqi@0	47	l85, l86, l87, l88, l89, l90, l91, l92, l93, l94, l95, l96,
aoqi@0	48	l97, l98, l99, l100, l101, l102, l103, l104, l105, l106, l107,
aoqi@0	49	l108, l109, l110, l111, l112, l113, l114, l115, l116, l117,
aoqi@0	50	l118, l119, l120, l121, l122, l123, l124, l125, l126, l127,
aoqi@0	51	l128, l129, l130, l131, l132, l133, l134, l135, l136, l137,
aoqi@0	52	l138, l139, l140, l141, l142, l143, l144, l145, l146, l147,
aoqi@0	53	l148, l149, l150, l151, l152, l153, l154, l155, l156, l157,
aoqi@0	54	l158, l159, l160, l161, l162, l163, l164, l165, l166, l167,
aoqi@0	55	l168, l169, l170, l171, l172, l173, l174, l175, l176, l177,
aoqi@0	56	l178, l179, l180, l181, l182, l183, l184, l185, l186, l187,
aoqi@0	57	l188, l189, l190, l191, l192, l193, l194, l195, l196, l197,
aoqi@0	58	l198, l199, l200, l201, l202, l203, l204, l205, l206, l207,
aoqi@0	59	l208, l209, l210, l211, l212, l213, l214, l215, l216, l217,
aoqi@0	60	l218, l219, l220, l221, l222, l223, l224, l225, l226, l227,
aoqi@0	61	l228, l229, l230, l231, l232, l233, l234, l235, l236, l237,
aoqi@0	62	l238, l239, l240, l241, l242, l243, l244, l245, l246, l247,
aoqi@0	63	l248, l249, l250, l251, l252, l253, l254, l255, l256, l257,
aoqi@0	64	l258, l259, l260, l261, l262, l263, l264, l265, l266, l267,
aoqi@0	65	l268, l269, l270, l271, l272, l273, l274, l275, l276, l277,
aoqi@0	66	l278, l279, l280, l281, l282, l283, l284, l285, l286, l287,
aoqi@0	67	l288, l289, l290, l291, l292, l293, l294, l295, l296, l297,
aoqi@0	68	l298, l299, l300, l301, l302, l303, l304, l305, l306, l307,
aoqi@0	69	l308, l309, l310, l311, l312, l313, l314, l315, l316, l317,
aoqi@0	70	l318, l319, l320, l321, l322, l323, l324, l325, l326, l327,
aoqi@0	71	l328, l329, l330, l331, l332, l333, l334, l335, l336, l337,
aoqi@0	72	l338, l339, l340, l341, l342, l343, l344, l345, l346, l347,
aoqi@0	73	l348, l349, l350, l351, l352, l353, l354, l355, l356, l357,
aoqi@0	74	l358, l359, l360, l361, l362, l363, l364, l365, l366, l367,
aoqi@0	75	l368, l369, l370, l371, l372, l373, l374, l375, l376, l377,
aoqi@0	76	l378, l379, l380, l381, l382, l383, l384, l385, l386, l387,
aoqi@0	77	l388, l389, l390, l391, l392, l393, l394, l395, l396, l397,
aoqi@0	78	l398, l399, l400, l401, l402, l403, l404, l405, l406, l407,
aoqi@0	79	l408, l409, l410, l411, l412, l413, l414, l415, l416, l417,
aoqi@0	80	l418, l419, l420, l421, l422, l423, l424, l425, l426, l427,
aoqi@0	81	l428, l429, l430, l431, l432, l433, l434, l435, l436, l437,
aoqi@0	82	l438, l439, l440, l441, l442, l443, l444, l445, l446, l447,
aoqi@0	83	l448, l449, l450, l451, l452, l453, l454, l455, l456, l457,
aoqi@0	84	l458, l459, l460, l461, l462, l463, l464, l465, l466, l467,
aoqi@0	85	l468, l469, l470, l471, l472, l473, l474, l475, l476, l477,
aoqi@0	86	l478, l479, l480, l481, l482, l483, l484, l485, l486, l487,
aoqi@0	87	l488, l489, l490, l491, l492, l493, l494, l495, l496, l497,
aoqi@0	88	l498, l499, l500, l501, l502, l503, l504, l505, l506, l507,
aoqi@0	89	l508, l509, l510, l511;
aoqi@0	90
aoqi@0	91	long ll0, ll1, ll2, ll3, ll4, ll5, ll6, ll7, ll8, ll9, ll10, ll11, ll12,
aoqi@0	92	ll13, ll14, ll15, ll16, ll17, ll18, ll19, ll20, ll21, ll22, ll23, ll24,
aoqi@0	93	ll25, ll26, ll27, ll28, ll29, ll30, ll31, ll32, ll33, ll34, ll35, ll36,
aoqi@0	94	ll37, ll38, ll39, ll40, ll41, ll42, ll43, ll44, ll45, ll46, ll47, ll48,
aoqi@0	95	ll49, ll50, ll51, ll52, ll53, ll54, ll55, ll56, ll57, ll58, ll59, ll60,
aoqi@0	96	ll61, ll62, ll63, ll64, ll65, ll66, ll67, ll68, ll69, ll70, ll71, ll72,
aoqi@0	97	ll73, ll74, ll75, ll76, ll77, ll78, ll79, ll80, ll81, ll82, ll83, ll84,
aoqi@0	98	ll85, ll86, ll87, ll88, ll89, ll90, ll91, ll92, ll93, ll94, ll95, ll96,
aoqi@0	99	ll97, ll98, ll99, ll100, ll101, ll102, ll103, ll104, ll105, ll106, ll107,
aoqi@0	100	ll108, ll109, ll110, ll111, ll112, ll113, ll114, ll115, ll116, ll117,
aoqi@0	101	ll118, ll119, ll120, ll121, ll122, ll123, ll124, ll125, ll126, ll127,
aoqi@0	102	ll128, ll129, ll130, ll131, ll132, ll133, ll134, ll135, ll136, ll137,
aoqi@0	103	ll138, ll139, ll140, ll141, ll142, ll143, ll144, ll145, ll146, ll147,
aoqi@0	104	ll148, ll149, ll150, ll151, ll152, ll153, ll154, ll155, ll156, ll157,
aoqi@0	105	ll158, ll159, ll160, ll161, ll162, ll163, ll164, ll165, ll166, ll167,
aoqi@0	106	ll168, ll169, ll170, ll171, ll172, ll173, ll174, ll175, ll176, ll177,
aoqi@0	107	ll178, ll179, ll180, ll181, ll182, ll183, ll184, ll185, ll186, ll187,
aoqi@0	108	ll188, ll189, ll190, ll191, ll192, ll193, ll194, ll195, ll196, ll197,
aoqi@0	109	ll198, ll199, ll200, ll201, ll202, ll203, ll204, ll205, ll206, ll207,
aoqi@0	110	ll208, ll209, ll210, ll211, ll212, ll213, ll214, ll215, ll216, ll217,
aoqi@0	111	ll218, ll219, ll220, ll221, ll222, ll223, ll224, ll225, ll226, ll227,
aoqi@0	112	ll228, ll229, ll230, ll231, ll232, ll233, ll234, ll235, ll236, ll237,
aoqi@0	113	ll238, ll239, ll240, ll241, ll242, ll243, ll244, ll245, ll246, ll247,
aoqi@0	114	ll248, ll249, ll250, ll251, ll252, ll253, ll254, ll255, ll256, ll257,
aoqi@0	115	ll258, ll259, ll260, ll261, ll262, ll263, ll264, ll265, ll266, ll267,
aoqi@0	116	ll268, ll269, ll270, ll271, ll272, ll273, ll274, ll275, ll276, ll277,
aoqi@0	117	ll278, ll279, ll280, ll281, ll282, ll283, ll284, ll285, ll286, ll287,
aoqi@0	118	ll288, ll289, ll290, ll291, ll292, ll293, ll294, ll295, ll296, ll297,
aoqi@0	119	ll298, ll299, ll300, ll301, ll302, ll303, ll304, ll305, ll306, ll307,
aoqi@0	120	ll308, ll309, ll310, ll311, ll312, ll313, ll314, ll315, ll316, ll317,
aoqi@0	121	ll318, ll319, ll320, ll321, ll322, ll323, ll324, ll325, ll326, ll327,
aoqi@0	122	ll328, ll329, ll330, ll331, ll332, ll333, ll334, ll335, ll336, ll337,
aoqi@0	123	ll338, ll339, ll340, ll341, ll342, ll343, ll344, ll345, ll346, ll347,
aoqi@0	124	ll348, ll349, ll350, ll351, ll352, ll353, ll354, ll355, ll356, ll357,
aoqi@0	125	ll358, ll359, ll360, ll361, ll362, ll363, ll364, ll365, ll366, ll367,
aoqi@0	126	ll368, ll369, ll370, ll371, ll372, ll373, ll374, ll375, ll376, ll377,
aoqi@0	127	ll378, ll379, ll380, ll381, ll382, ll383, ll384, ll385, ll386, ll387,
aoqi@0	128	ll388, ll389, ll390, ll391, ll392, ll393, ll394, ll395, ll396, ll397,
aoqi@0	129	ll398, ll399, ll400, ll401, ll402, ll403, ll404, ll405, ll406, ll407,
aoqi@0	130	ll408, ll409, ll410, ll411, ll412, ll413, ll414, ll415, ll416, ll417,
aoqi@0	131	ll418, ll419, ll420, ll421, ll422, ll423, ll424, ll425, ll426, ll427,
aoqi@0	132	ll428, ll429, ll430, ll431, ll432, ll433, ll434, ll435, ll436, ll437,
aoqi@0	133	ll438, ll439, ll440, ll441, ll442, ll443, ll444, ll445, ll446, ll447,
aoqi@0	134	ll448, ll449, ll450, ll451, ll452, ll453, ll454, ll455, ll456, ll457,
aoqi@0	135	ll458, ll459, ll460, ll461, ll462, ll463, ll464, ll465, ll466, ll467,
aoqi@0	136	ll468, ll469, ll470, ll471, ll472, ll473, ll474, ll475, ll476, ll477,
aoqi@0	137	ll478, ll479, ll480, ll481, ll482, ll483, ll484, ll485, ll486, ll487,
aoqi@0	138	ll488, ll489, ll490, ll491, ll492, ll493, ll494, ll495, ll496, ll497,
aoqi@0	139	ll498, ll499, ll500, ll501, ll502, ll503, ll504, ll505, ll506, ll507,
aoqi@0	140	ll508, ll509, ll510, ll511;
aoqi@0	141
aoqi@0	142	int i1 = TestStackBangRbp.i1;
aoqi@0	143	int i2 = TestStackBangRbp.i2;
aoqi@0	144	int i3 = TestStackBangRbp.i3;
aoqi@0	145	int i4 = TestStackBangRbp.i4;
aoqi@0	146	int i5 = TestStackBangRbp.i5;
aoqi@0	147	int i6 = TestStackBangRbp.i6;
aoqi@0	148	int i7 = TestStackBangRbp.i7;
aoqi@0	149	int i8 = TestStackBangRbp.i8;
aoqi@0	150	int i9 = TestStackBangRbp.i9;
aoqi@0	151	int i10 = TestStackBangRbp.i10;
aoqi@0	152	int i11 = TestStackBangRbp.i11;
aoqi@0	153	int i12 = TestStackBangRbp.i12;
aoqi@0	154	int i13 = TestStackBangRbp.i13;
aoqi@0	155	int i14 = TestStackBangRbp.i14;
aoqi@0	156	int i15 = TestStackBangRbp.i15;
aoqi@0	157	int i16 = TestStackBangRbp.i16;
aoqi@0	158
aoqi@0	159	TestStackBangRbp.i1 = i1;
aoqi@0	160	TestStackBangRbp.i2 = i2;
aoqi@0	161	TestStackBangRbp.i3 = i3;
aoqi@0	162	TestStackBangRbp.i4 = i4;
aoqi@0	163	TestStackBangRbp.i5 = i5;
aoqi@0	164	TestStackBangRbp.i6 = i6;
aoqi@0	165	TestStackBangRbp.i7 = i7;
aoqi@0	166	TestStackBangRbp.i8 = i8;
aoqi@0	167	TestStackBangRbp.i9 = i9;
aoqi@0	168	TestStackBangRbp.i10 = i10;
aoqi@0	169	TestStackBangRbp.i11 = i11;
aoqi@0	170	TestStackBangRbp.i12 = i12;
aoqi@0	171	TestStackBangRbp.i13 = i13;
aoqi@0	172	TestStackBangRbp.i14 = i14;
aoqi@0	173	TestStackBangRbp.i15 = i15;
aoqi@0	174	TestStackBangRbp.i16 = i16;
aoqi@0	175
aoqi@0	176	if (deopt) {
aoqi@0	177	// deoptimize with integer in rbp
aoqi@0	178	UnloadedClass1 res = new UnloadedClass1(); // forces deopt with c2
aoqi@0	179	return res;
aoqi@0	180	}
aoqi@0	181	return null;
aoqi@0	182	}
aoqi@0	183
aoqi@0	184	static boolean m2(boolean deopt) {
aoqi@0	185	// call m2 recursively until stack overflow. Then call m3 that
aoqi@0	186	// will call m1 and trigger and deopt in m1 while keeping a
aoqi@0	187	// lot of objects live in registers at the call to m1
aoqi@0	188
aoqi@0	189	long l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12,
aoqi@0	190	l13, l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24,
aoqi@0	191	l25, l26, l27, l28, l29, l30, l31, l32, l33, l34, l35, l36,
aoqi@0	192	l37, l38, l39, l40, l41, l42, l43, l44, l45, l46, l47, l48,
aoqi@0	193	l49, l50, l51, l52, l53, l54, l55, l56, l57, l58, l59, l60,
aoqi@0	194	l61, l62, l63, l64, l65, l66, l67, l68, l69, l70, l71, l72,
aoqi@0	195	l73, l74, l75, l76, l77, l78, l79, l80, l81, l82, l83, l84,
aoqi@0	196	l85, l86, l87, l88, l89, l90, l91, l92, l93, l94, l95, l96,
aoqi@0	197	l97, l98, l99, l100, l101, l102, l103, l104, l105, l106, l107,
aoqi@0	198	l108, l109, l110, l111, l112, l113, l114, l115, l116, l117,
aoqi@0	199	l118, l119, l120, l121, l122, l123, l124, l125, l126, l127,
aoqi@0	200	l128, l129, l130, l131, l132, l133, l134, l135, l136, l137,
aoqi@0	201	l138, l139, l140, l141, l142, l143, l144, l145, l146, l147,
aoqi@0	202	l148, l149, l150, l151, l152, l153, l154, l155, l156, l157,
aoqi@0	203	l158, l159, l160, l161, l162, l163, l164, l165, l166, l167,
aoqi@0	204	l168, l169, l170, l171, l172, l173, l174, l175, l176, l177,
aoqi@0	205	l178, l179, l180, l181, l182, l183, l184, l185, l186, l187,
aoqi@0	206	l188, l189, l190, l191, l192, l193, l194, l195, l196, l197,
aoqi@0	207	l198, l199, l200, l201, l202, l203, l204, l205, l206, l207,
aoqi@0	208	l208, l209, l210, l211, l212, l213, l214, l215, l216, l217,
aoqi@0	209	l218, l219, l220, l221, l222, l223, l224, l225, l226, l227,
aoqi@0	210	l228, l229, l230, l231, l232, l233, l234, l235, l236, l237,
aoqi@0	211	l238, l239, l240, l241, l242, l243, l244, l245, l246, l247,
aoqi@0	212	l248, l249, l250, l251, l252, l253, l254, l255, l256, l257,
aoqi@0	213	l258, l259, l260, l261, l262, l263, l264, l265, l266, l267,
aoqi@0	214	l268, l269, l270, l271, l272, l273, l274, l275, l276, l277,
aoqi@0	215	l278, l279, l280, l281, l282, l283, l284, l285, l286, l287,
aoqi@0	216	l288, l289, l290, l291, l292, l293, l294, l295, l296, l297,
aoqi@0	217	l298, l299, l300, l301, l302, l303, l304, l305, l306, l307,
aoqi@0	218	l308, l309, l310, l311, l312, l313, l314, l315, l316, l317,
aoqi@0	219	l318, l319, l320, l321, l322, l323, l324, l325, l326, l327,
aoqi@0	220	l328, l329, l330, l331, l332, l333, l334, l335, l336, l337,
aoqi@0	221	l338, l339, l340, l341, l342, l343, l344, l345, l346, l347,
aoqi@0	222	l348, l349, l350, l351, l352, l353, l354, l355, l356, l357,
aoqi@0	223	l358, l359, l360, l361, l362, l363, l364, l365, l366, l367,
aoqi@0	224	l368, l369, l370, l371, l372, l373, l374, l375, l376, l377,
aoqi@0	225	l378, l379, l380, l381, l382, l383, l384, l385, l386, l387,
aoqi@0	226	l388, l389, l390, l391, l392, l393, l394, l395, l396, l397,
aoqi@0	227	l398, l399, l400, l401, l402, l403, l404, l405, l406, l407,
aoqi@0	228	l408, l409, l410, l411, l412, l413, l414, l415, l416, l417,
aoqi@0	229	l418, l419, l420, l421, l422, l423, l424, l425, l426, l427,
aoqi@0	230	l428, l429, l430, l431, l432, l433, l434, l435, l436, l437,
aoqi@0	231	l438, l439, l440, l441, l442, l443, l444, l445, l446, l447,
aoqi@0	232	l448, l449, l450, l451, l452, l453, l454, l455, l456, l457,
aoqi@0	233	l458, l459, l460, l461, l462, l463, l464, l465, l466, l467,
aoqi@0	234	l468, l469, l470, l471, l472, l473, l474, l475, l476, l477,
aoqi@0	235	l478, l479, l480, l481, l482, l483, l484, l485, l486, l487,
aoqi@0	236	l488, l489, l490, l491, l492, l493, l494, l495, l496, l497,
aoqi@0	237	l498, l499, l500, l501, l502, l503, l504, l505, l506, l507,
aoqi@0	238	l508, l509, l510, l511;
aoqi@0	239
aoqi@0	240	boolean do_m3 = false;
aoqi@0	241	try {
aoqi@0	242	do_m3 = m2(deopt);
aoqi@0	243	} catch (StackOverflowError e) {
aoqi@0	244	return true;
aoqi@0	245	}
aoqi@0	246	if (do_m3) {
aoqi@0	247	m3(deopt);
aoqi@0	248	}
aoqi@0	249	return false;
aoqi@0	250	}
aoqi@0	251
aoqi@0	252	static volatile Object o1 = new Object();
aoqi@0	253
aoqi@0	254	static volatile int i1 = 1;
aoqi@0	255	static volatile int i2 = 2;
aoqi@0	256	static volatile int i3 = 3;
aoqi@0	257	static volatile int i4 = 4;
aoqi@0	258	static volatile int i5 = 5;
aoqi@0	259	static volatile int i6 = 6;
aoqi@0	260	static volatile int i7 = 7;
aoqi@0	261	static volatile int i8 = 8;
aoqi@0	262	static volatile int i9 = 9;
aoqi@0	263	static volatile int i10 = 10;
aoqi@0	264	static volatile int i11 = 11;
aoqi@0	265	static volatile int i12 = 12;
aoqi@0	266	static volatile int i13 = 13;
aoqi@0	267	static volatile int i14 = 14;
aoqi@0	268	static volatile int i15 = 15;
aoqi@0	269	static volatile int i16 = 16;
aoqi@0	270
aoqi@0	271	static void m3(boolean deopt) {
aoqi@0	272	Object o1 = TestStackBangRbp.o1;
aoqi@0	273	TestStackBangRbp.o1 = o1;
aoqi@0	274
aoqi@0	275	try {
aoqi@0	276	m1(deopt);
aoqi@0	277	} catch (StackOverflowError e) {
aoqi@0	278	// deoptimize again. rbp holds an integer. It should have an object.
aoqi@0	279	UnloadedClass2 res = new UnloadedClass2(); // forces deopt with c2
aoqi@0	280	}
aoqi@0	281	TestStackBangRbp.o1 = o1;
aoqi@0	282	}
aoqi@0	283
aoqi@0	284	static public void main(String[] args) {
aoqi@0	285	// get m1 & m3 compiled
aoqi@0	286	for (int i = 0; i < 20000; i++) {
aoqi@0	287	m1(false);
aoqi@0	288	m3(false);
aoqi@0	289	}
aoqi@0	290	m2(true);
aoqi@0	291
aoqi@0	292	System.out.println("TEST PASSED");
aoqi@0	293	}
aoqi@0	294	}