roland@4727: /* roland@4727: * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. roland@4727: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. roland@4727: * roland@4727: * This code is free software; you can redistribute it and/or modify it roland@4727: * under the terms of the GNU General Public License version 2 only, as roland@4727: * published by the Free Software Foundation. roland@4727: * roland@4727: * This code is distributed in the hope that it will be useful, but WITHOUT roland@4727: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or roland@4727: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License roland@4727: * version 2 for more details (a copy is included in the LICENSE file that roland@4727: * accompanied this code). roland@4727: * roland@4727: * You should have received a copy of the GNU General Public License version roland@4727: * 2 along with this work; if not, write to the Free Software Foundation, roland@4727: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. roland@4727: * roland@4727: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA roland@4727: * or visit www.oracle.com if you need additional information or have any roland@4727: * questions. roland@4727: */ roland@4727: roland@4727: /* roland@4727: * @test roland@4727: * @bug 8009761 roland@4727: * @summary Deoptimization on sparc doesn't set Llast_SP correctly in the interpreter frames it creates roland@4876: * @run main/othervm -Xmixed -XX:-UseOnStackReplacement -XX:-BackgroundCompilation Test8009761 roland@4727: * roland@4727: */ roland@4727: roland@4727: public class Test8009761 { roland@4727: roland@4727: static class UnloadedClass { roland@4727: volatile int i; roland@4727: } roland@4727: roland@4727: static Object m1(boolean deopt) { roland@4727: // When running interpreted, on sparc, the caller's stack is roland@4727: // extended for the locals and the caller's frame is restored roland@4727: // on return. roland@4727: long l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, roland@4727: l13, l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24, roland@4727: l25, l26, l27, l28, l29, l30, l31, l32, l33, l34, l35, l36, roland@4727: l37, l38, l39, l40, l41, l42, l43, l44, l45, l46, l47, l48, roland@4727: l49, l50, l51, l52, l53, l54, l55, l56, l57, l58, l59, l60, roland@4727: l61, l62, l63, l64, l65, l66, l67, l68, l69, l70, l71, l72, roland@4727: l73, l74, l75, l76, l77, l78, l79, l80, l81, l82, l83, l84, roland@4727: l85, l86, l87, l88, l89, l90, l91, l92, l93, l94, l95, l96, roland@4727: l97, l98, l99, l100, l101, l102, l103, l104, l105, l106, l107, roland@4727: l108, l109, l110, l111, l112, l113, l114, l115, l116, l117, roland@4727: l118, l119, l120, l121, l122, l123, l124, l125, l126, l127, roland@4727: l128, l129, l130, l131, l132, l133, l134, l135, l136, l137, roland@4727: l138, l139, l140, l141, l142, l143, l144, l145, l146, l147, roland@4727: l148, l149, l150, l151, l152, l153, l154, l155, l156, l157, roland@4727: l158, l159, l160, l161, l162, l163, l164, l165, l166, l167, roland@4727: l168, l169, l170, l171, l172, l173, l174, l175, l176, l177, roland@4727: l178, l179, l180, l181, l182, l183, l184, l185, l186, l187, roland@4727: l188, l189, l190, l191, l192, l193, l194, l195, l196, l197, roland@4727: l198, l199, l200, l201, l202, l203, l204, l205, l206, l207, roland@4727: l208, l209, l210, l211, l212, l213, l214, l215, l216, l217, roland@4727: l218, l219, l220, l221, l222, l223, l224, l225, l226, l227, roland@4727: l228, l229, l230, l231, l232, l233, l234, l235, l236, l237, roland@4727: l238, l239, l240, l241, l242, l243, l244, l245, l246, l247, roland@4727: l248, l249, l250, l251, l252, l253, l254, l255, l256, l257, roland@4727: l258, l259, l260, l261, l262, l263, l264, l265, l266, l267, roland@4727: l268, l269, l270, l271, l272, l273, l274, l275, l276, l277, roland@4727: l278, l279, l280, l281, l282, l283, l284, l285, l286, l287, roland@4727: l288, l289, l290, l291, l292, l293, l294, l295, l296, l297, roland@4727: l298, l299, l300, l301, l302, l303, l304, l305, l306, l307, roland@4727: l308, l309, l310, l311, l312, l313, l314, l315, l316, l317, roland@4727: l318, l319, l320, l321, l322, l323, l324, l325, l326, l327, roland@4727: l328, l329, l330, l331, l332, l333, l334, l335, l336, l337, roland@4727: l338, l339, l340, l341, l342, l343, l344, l345, l346, l347, roland@4727: l348, l349, l350, l351, l352, l353, l354, l355, l356, l357, roland@4727: l358, l359, l360, l361, l362, l363, l364, l365, l366, l367, roland@4727: l368, l369, l370, l371, l372, l373, l374, l375, l376, l377, roland@4727: l378, l379, l380, l381, l382, l383, l384, l385, l386, l387, roland@4727: l388, l389, l390, l391, l392, l393, l394, l395, l396, l397, roland@4727: l398, l399, l400, l401, l402, l403, l404, l405, l406, l407, roland@4727: l408, l409, l410, l411, l412, l413, l414, l415, l416, l417, roland@4727: l418, l419, l420, l421, l422, l423, l424, l425, l426, l427, roland@4727: l428, l429, l430, l431, l432, l433, l434, l435, l436, l437, roland@4727: l438, l439, l440, l441, l442, l443, l444, l445, l446, l447, roland@4727: l448, l449, l450, l451, l452, l453, l454, l455, l456, l457, roland@4727: l458, l459, l460, l461, l462, l463, l464, l465, l466, l467, roland@4727: l468, l469, l470, l471, l472, l473, l474, l475, l476, l477, roland@4727: l478, l479, l480, l481, l482, l483, l484, l485, l486, l487, roland@4727: l488, l489, l490, l491, l492, l493, l494, l495, l496, l497, roland@4727: l498, l499, l500, l501, l502, l503, l504, l505, l506, l507, roland@4727: l508, l509, l510, l511; roland@4727: roland@4727: long ll0, ll1, ll2, ll3, ll4, ll5, ll6, ll7, ll8, ll9, ll10, ll11, ll12, roland@4727: ll13, ll14, ll15, ll16, ll17, ll18, ll19, ll20, ll21, ll22, ll23, ll24, roland@4727: ll25, ll26, ll27, ll28, ll29, ll30, ll31, ll32, ll33, ll34, ll35, ll36, roland@4727: ll37, ll38, ll39, ll40, ll41, ll42, ll43, ll44, ll45, ll46, ll47, ll48, roland@4727: ll49, ll50, ll51, ll52, ll53, ll54, ll55, ll56, ll57, ll58, ll59, ll60, roland@4727: ll61, ll62, ll63, ll64, ll65, ll66, ll67, ll68, ll69, ll70, ll71, ll72, roland@4727: ll73, ll74, ll75, ll76, ll77, ll78, ll79, ll80, ll81, ll82, ll83, ll84, roland@4727: ll85, ll86, ll87, ll88, ll89, ll90, ll91, ll92, ll93, ll94, ll95, ll96, roland@4727: ll97, ll98, ll99, ll100, ll101, ll102, ll103, ll104, ll105, ll106, ll107, roland@4727: ll108, ll109, ll110, ll111, ll112, ll113, ll114, ll115, ll116, ll117, roland@4727: ll118, ll119, ll120, ll121, ll122, ll123, ll124, ll125, ll126, ll127, roland@4727: ll128, ll129, ll130, ll131, ll132, ll133, ll134, ll135, ll136, ll137, roland@4727: ll138, ll139, ll140, ll141, ll142, ll143, ll144, ll145, ll146, ll147, roland@4727: ll148, ll149, ll150, ll151, ll152, ll153, ll154, ll155, ll156, ll157, roland@4727: ll158, ll159, ll160, ll161, ll162, ll163, ll164, ll165, ll166, ll167, roland@4727: ll168, ll169, ll170, ll171, ll172, ll173, ll174, ll175, ll176, ll177, roland@4727: ll178, ll179, ll180, ll181, ll182, ll183, ll184, ll185, ll186, ll187, roland@4727: ll188, ll189, ll190, ll191, ll192, ll193, ll194, ll195, ll196, ll197, roland@4727: ll198, ll199, ll200, ll201, ll202, ll203, ll204, ll205, ll206, ll207, roland@4727: ll208, ll209, ll210, ll211, ll212, ll213, ll214, ll215, ll216, ll217, roland@4727: ll218, ll219, ll220, ll221, ll222, ll223, ll224, ll225, ll226, ll227, roland@4727: ll228, ll229, ll230, ll231, ll232, ll233, ll234, ll235, ll236, ll237, roland@4727: ll238, ll239, ll240, ll241, ll242, ll243, ll244, ll245, ll246, ll247, roland@4727: ll248, ll249, ll250, ll251, ll252, ll253, ll254, ll255, ll256, ll257, roland@4727: ll258, ll259, ll260, ll261, ll262, ll263, ll264, ll265, ll266, ll267, roland@4727: ll268, ll269, ll270, ll271, ll272, ll273, ll274, ll275, ll276, ll277, roland@4727: ll278, ll279, ll280, ll281, ll282, ll283, ll284, ll285, ll286, ll287, roland@4727: ll288, ll289, ll290, ll291, ll292, ll293, ll294, ll295, ll296, ll297, roland@4727: ll298, ll299, ll300, ll301, ll302, ll303, ll304, ll305, ll306, ll307, roland@4727: ll308, ll309, ll310, ll311, ll312, ll313, ll314, ll315, ll316, ll317, roland@4727: ll318, ll319, ll320, ll321, ll322, ll323, ll324, ll325, ll326, ll327, roland@4727: ll328, ll329, ll330, ll331, ll332, ll333, ll334, ll335, ll336, ll337, roland@4727: ll338, ll339, ll340, ll341, ll342, ll343, ll344, ll345, ll346, ll347, roland@4727: ll348, ll349, ll350, ll351, ll352, ll353, ll354, ll355, ll356, ll357, roland@4727: ll358, ll359, ll360, ll361, ll362, ll363, ll364, ll365, ll366, ll367, roland@4727: ll368, ll369, ll370, ll371, ll372, ll373, ll374, ll375, ll376, ll377, roland@4727: ll378, ll379, ll380, ll381, ll382, ll383, ll384, ll385, ll386, ll387, roland@4727: ll388, ll389, ll390, ll391, ll392, ll393, ll394, ll395, ll396, ll397, roland@4727: ll398, ll399, ll400, ll401, ll402, ll403, ll404, ll405, ll406, ll407, roland@4727: ll408, ll409, ll410, ll411, ll412, ll413, ll414, ll415, ll416, ll417, roland@4727: ll418, ll419, ll420, ll421, ll422, ll423, ll424, ll425, ll426, ll427, roland@4727: ll428, ll429, ll430, ll431, ll432, ll433, ll434, ll435, ll436, ll437, roland@4727: ll438, ll439, ll440, ll441, ll442, ll443, ll444, ll445, ll446, ll447, roland@4727: ll448, ll449, ll450, ll451, ll452, ll453, ll454, ll455, ll456, ll457, roland@4727: ll458, ll459, ll460, ll461, ll462, ll463, ll464, ll465, ll466, ll467, roland@4727: ll468, ll469, ll470, ll471, ll472, ll473, ll474, ll475, ll476, ll477, roland@4727: ll478, ll479, ll480, ll481, ll482, ll483, ll484, ll485, ll486, ll487, roland@4727: ll488, ll489, ll490, ll491, ll492, ll493, ll494, ll495, ll496, ll497, roland@4727: ll498, ll499, ll500, ll501, ll502, ll503, ll504, ll505, ll506, ll507, roland@4727: ll508, ll509, ll510, ll511; roland@4727: roland@4727: if (deopt) { roland@4727: UnloadedClass res = new UnloadedClass(); // sufficient to force deopt with c2 but not c1 roland@4727: res.i = 0; // forces deopt with c1 roland@4727: return res; roland@4727: } roland@4727: return null; roland@4727: } roland@4727: roland@4727: static int count = 0; roland@4727: roland@4727: static void m2() { roland@4727: // Will be called recursively until a stack overflow roland@4727: // exception. Makes sure it has a lot of locals so that it's roland@4727: // not called a sufficient number of times to trigger roland@4727: // compilation. roland@4727: roland@4727: long l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, roland@4727: l13, l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24, roland@4727: l25, l26, l27, l28, l29, l30, l31, l32, l33, l34, l35, l36, roland@4727: l37, l38, l39, l40, l41, l42, l43, l44, l45, l46, l47, l48, roland@4727: l49, l50, l51, l52, l53, l54, l55, l56, l57, l58, l59, l60, roland@4727: l61, l62, l63, l64, l65, l66, l67, l68, l69, l70, l71, l72, roland@4727: l73, l74, l75, l76, l77, l78, l79, l80, l81, l82, l83, l84, roland@4727: l85, l86, l87, l88, l89, l90, l91, l92, l93, l94, l95, l96, roland@4727: l97, l98, l99, l100, l101, l102, l103, l104, l105, l106, l107, roland@4727: l108, l109, l110, l111, l112, l113, l114, l115, l116, l117, roland@4727: l118, l119, l120, l121, l122, l123, l124, l125, l126, l127, roland@4727: l128, l129, l130, l131, l132, l133, l134, l135, l136, l137, roland@4727: l138, l139, l140, l141, l142, l143, l144, l145, l146, l147, roland@4727: l148, l149, l150, l151, l152, l153, l154, l155, l156, l157, roland@4727: l158, l159, l160, l161, l162, l163, l164, l165, l166, l167, roland@4727: l168, l169, l170, l171, l172, l173, l174, l175, l176, l177, roland@4727: l178, l179, l180, l181, l182, l183, l184, l185, l186, l187, roland@4727: l188, l189, l190, l191, l192, l193, l194, l195, l196, l197, roland@4727: l198, l199, l200, l201, l202, l203, l204, l205, l206, l207, roland@4727: l208, l209, l210, l211, l212, l213, l214, l215, l216, l217, roland@4727: l218, l219, l220, l221, l222, l223, l224, l225, l226, l227, roland@4727: l228, l229, l230, l231, l232, l233, l234, l235, l236, l237, roland@4727: l238, l239, l240, l241, l242, l243, l244, l245, l246, l247, roland@4727: l248, l249, l250, l251, l252, l253, l254, l255, l256, l257, roland@4727: l258, l259, l260, l261, l262, l263, l264, l265, l266, l267, roland@4727: l268, l269, l270, l271, l272, l273, l274, l275, l276, l277, roland@4727: l278, l279, l280, l281, l282, l283, l284, l285, l286, l287, roland@4727: l288, l289, l290, l291, l292, l293, l294, l295, l296, l297, roland@4727: l298, l299, l300, l301, l302, l303, l304, l305, l306, l307, roland@4727: l308, l309, l310, l311, l312, l313, l314, l315, l316, l317, roland@4727: l318, l319, l320, l321, l322, l323, l324, l325, l326, l327, roland@4727: l328, l329, l330, l331, l332, l333, l334, l335, l336, l337, roland@4727: l338, l339, l340, l341, l342, l343, l344, l345, l346, l347, roland@4727: l348, l349, l350, l351, l352, l353, l354, l355, l356, l357, roland@4727: l358, l359, l360, l361, l362, l363, l364, l365, l366, l367, roland@4727: l368, l369, l370, l371, l372, l373, l374, l375, l376, l377, roland@4727: l378, l379, l380, l381, l382, l383, l384, l385, l386, l387, roland@4727: l388, l389, l390, l391, l392, l393, l394, l395, l396, l397, roland@4727: l398, l399, l400, l401, l402, l403, l404, l405, l406, l407, roland@4727: l408, l409, l410, l411, l412, l413, l414, l415, l416, l417, roland@4727: l418, l419, l420, l421, l422, l423, l424, l425, l426, l427, roland@4727: l428, l429, l430, l431, l432, l433, l434, l435, l436, l437, roland@4727: l438, l439, l440, l441, l442, l443, l444, l445, l446, l447, roland@4727: l448, l449, l450, l451, l452, l453, l454, l455, l456, l457, roland@4727: l458, l459, l460, l461, l462, l463, l464, l465, l466, l467, roland@4727: l468, l469, l470, l471, l472, l473, l474, l475, l476, l477, roland@4727: l478, l479, l480, l481, l482, l483, l484, l485, l486, l487, roland@4727: l488, l489, l490, l491, l492, l493, l494, l495, l496, l497, roland@4727: l498, l499, l500, l501, l502, l503, l504, l505, l506, l507, roland@4727: l508, l509, l510, l511; roland@4727: roland@4727: count++; roland@4727: m2(); roland@4727: } roland@4727: roland@4727: static Object m3(boolean overflow_stack, boolean deopt) { roland@4727: if (overflow_stack) { roland@4727: m2(); roland@4727: return null; roland@4727: } roland@4727: Object o = m1(deopt); roland@4727: if (deopt) { roland@4727: m2(); roland@4727: } roland@4727: return o; roland@4727: } roland@4727: roland@4727: static public void main(String[] args) { roland@4727: int c1; roland@4727: // Call m2 from m3 recursively until stack overflow. Count the number of recursive calls. roland@4727: try { roland@4727: m3(true, false); roland@4727: } catch(StackOverflowError soe) { roland@4727: } roland@4727: c1 = count; roland@4727: // Force the compilation of m3() that will inline m1() roland@4727: for (int i = 0; i < 20000; i++) { roland@4727: m3(false, false); roland@4727: } roland@4727: count = 0; roland@4727: // Force deoptimization of m3() in m1(), then return from m1() roland@4727: // to m3(), call recursively m2(). If deoptimization correctly roland@4727: // built the interpreter stack for m3()/m1() then we should be roland@4727: // able to call m2() recursively as many times as before. roland@4727: try { roland@4727: m3(false, true); roland@4727: } catch(StackOverflowError soe) { roland@4727: } roland@4727: if (c1 != count) { roland@4727: System.out.println("Failed: init recursive calls: " + c1 + ". After deopt " + count); roland@4727: System.exit(97); roland@4727: } else { roland@4727: System.out.println("PASSED"); roland@4727: } roland@4727: } roland@4727: }