Mercurial > hg > truffle
view src/os/bsd/dtrace/libjvm_db.h @ 20295:3f2894c5052e
8048112: G1 Full GC needs to support the case when the very first region is not available
Summary: Refactor preparation for compaction during Full GC so that it lazily initializes the first compaction point. This also avoids problems later when the first region may not be committed. Also reviewed by K. Barrett.
Reviewed-by: brutisso
author | tschatzl |
---|---|
date | Mon, 21 Jul 2014 10:00:31 +0200 |
parents | 436b4a3231bf |
children |
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/* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef OS_SOLARIS_DTRACE_LIBJVM_DB_H #define OS_SOLARIS_DTRACE_LIBJVM_DB_H // not available on macosx #include <proc_service.h> #ifdef __cplusplus extern "C" { #endif typedef struct jvm_agent jvm_agent_t; #define JVM_DB_VERSION 1 jvm_agent_t *Jagent_create(struct ps_prochandle *P, int vers); /* * Called from Jframe_iter() for each java frame. If it returns 0, then * Jframe_iter() proceeds to the next frame. Otherwise, the return value is * immediately returned to the caller of Jframe_iter(). * * Parameters: * 'cld' is client supplied data (to maintain iterator state, if any). * 'name' is java method name. * 'bci' is byte code index. it will be -1 if not available. * 'line' is java source line number. it will be 0 if not available. * 'handle' is an abstract client handle, reserved for future expansions */ typedef int java_stack_f(void *cld, const prgregset_t regs, const char* name, int bci, int line, void *handle); /* * Iterates over the java frames at the current location. Returns -1 if no java * frames were found, or if there was some unrecoverable error. Otherwise, * returns the last value returned from 'func'. */ int Jframe_iter(jvm_agent_t *agent, prgregset_t gregs, java_stack_f *func, void* cld); void Jagent_destroy(jvm_agent_t *J); #ifdef __cplusplus } /* extern "C" */ #endif /* __cplusplus */ #endif // OS_SOLARIS_DTRACE_LIBJVM_DB_H