--- a/jdk/src/solaris/hpi/native_threads/include/threads_md.h Tue Jan 04 17:05:38 2011 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,218 +0,0 @@
-/*
- * Copyright (c) 1994, 2004, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.
- */
-
-/*
- * Implementation of the Java threads HPI on top of Solaris threads
- */
-
-#ifndef _JAVASOFT_SOLARIS_THREADS_MD_H_
-#define _JAVASOFT_SOLARIS_THREADS_MD_H_
-
-#include "porting.h"
-
-#ifdef sparc
-#define N_TRACED_REGS 12
-#elif i386
-#define N_TRACED_REGS 7
-#elif amd64
-#define N_TRACED_REGS 15
-#elif ppc
-#define N_TRACED_REGS 1
-#elif m68k
-#define N_TRACED_REGS 8
-#elif ia64
-/* [RGV] I don't think this is referenced in the linux code */
-#define N_TRACED_REGS 32
-#else
-// TODO: delete this file - threads_md.[ch] is obsolete. struct sys_thread is
-// never used. Define a value just to keep compiler happy.
-#define N_TRACED_REGS 32
-#endif
-
-/* Turn on if we want all java threads to be bound tolwps */
-/* #define BOUND_THREADS */
-/* Use /proc soln to stop lwps in place of siglwp soln */
-#define PROCLWP
-
-/*
- * Thread C stack overflow check
-#define sysThreadCheckStack(redzone, var) \
- ((var = sysThreadSelf()) && \
- (unsigned int)((char *)&(var) - (char *)(var)->stack_base)\
- < (redzone))
-*/
-/*
- * Forward definition of machine dependent monitor struct
- */
-struct sys_mon;
-
-/*
- * The following thread states are really hints since there is no
- * interface to get at a native thread's true state. The states
- * are maintained by updating the states where ever possible
- * such as a transition to CONDVAR_WAIT occurs in the definition of
- * the routine condvarWait().
- * This state maintenance should disappear once we have a threads interface
- * to obtain a thread's state.
- */
-typedef enum {
- FIRST_THREAD_STATE,
- RUNNABLE = FIRST_THREAD_STATE,
- SUSPENDED,
- CONDVAR_WAIT,
- NUM_THREAD_STATES
-} thread_state_t;
-
-#if defined( USE_PTHREADS) && !defined(__linux__)
-/*
- * Mechanism for starting a new thread suspended.
- */
-typedef enum {
- NEW_THREAD_MUST_REQUEST_SUSPEND,
- NEW_THREAD_REQUESTED_SUSPEND,
- NEW_THREAD_SUSPENDED
-} new_thr_state_t;
-
-typedef struct {
- pthread_mutex_t m;
- pthread_cond_t c;
- new_thr_state_t state;
-} new_thr_cond_t;
-#endif /* USE_PTHREADS */
-
-/*
- * Machine dependent info in a sys_thread_t
- */
-struct sys_thread {
- /*
- * Fields below this point may change on a per-architecture basis
- * depending on how much work is needed to present the sysThread
- * model on any given thread implementation.
- */
- mutex_t mutex; /* per thread lock to protect thread fields */
- thread_t sys_thread; /* The native thread id */
- struct sys_thread *next; /* Pointer to next thread in the */
- /* queue of all threads. */
- thread_state_t state;
-
- /* Thread status flags */
- unsigned int primordial_thread:1;
- unsigned int system_thread:1;
- unsigned int cpending_suspend:1;
-#ifdef __linux__
- unsigned int pending_interrupt:1;
-#endif
- unsigned int interrupted:1;
- unsigned int onproc:1; /* set if thread is on an LWP */
- unsigned int :0;
-
-#ifdef BOUND_THREADS
- lwpid_t lwpid;
-#endif
-
-#ifdef __linux__
- void *sp;
-#else
- unsigned long sp; /* sp at time of last (native) thread switch */
-#endif
- void * stack_bottom; /* The real bottom (high address) of stack */
- void * stack_top; /* should be equal to stack_bottom - stack_size */
- long stack_size; /* The stack size for a native thread */
-
- long regs[N_TRACED_REGS]; /* stores registers as GC roots. */
-
- /* Monitor specific.
-
- Every monitor keeps track of the number of times it is
- entered. When that count goes to 0, the monitor can be
- freed up. But each thread has its own entry count on a
- particular monitor, because multiple threads can be using a
- single monitor (as one does a wait, another enters, etc.).
- Each thread can only be waiting in exactly one monitor.
- That monitor waited on is saved in mon_wait, and the value
- of the monitor's entry_count when the wait was performed is
- saved in monitor_entry_count. That is restored into the
- monitor when this waiting thread is notified. */
-
- long monitor_entry_count; /* For recursive monitor entry */
- struct sys_mon *mon_wait; /* CONDVAR_WAIT'ing */
-
- struct sys_mon *mon_enter; /* blocked waiting to enter */
-
- void (*start_proc)(void *);
- void *start_parm;
- int lwp_id;
- long last_sum;
-
- struct sys_thread *prevBlocked; /* Used by nonblocking close semantics */
- struct sys_thread *nextBlocked;
-#ifdef USE_PTHREADS
- int suspend_count;
-#ifdef __linux__
- sem_t sem_suspended;
- sem_t sem_ready_to_suspend;
- sem_t sem_selfsuspend;
- int selfsuspended;
-#endif
-#ifdef USE_MUTEX_HANDSHAKE
- new_thr_cond_t ntcond;
-#else
- sem_t sem;
-#endif /* USE_MUTEX_HANDSHAKE */
-#endif /* USE_PTHREADS */
-};
-
-#define SYS_THREAD_NULL ((sys_thread_t *) 0)
-
-/*
- * following macro copied from sys/signal.h since inside #ifdef _KERNEL there.
- */
-#ifndef sigmask
-#define sigmask(n) ((unsigned int)1 << (((n) - 1) & (32 - 1)))
-#endif
-
-#ifdef __linux__
-extern thread_key_t intrJmpbufkey;
-#else
-extern thread_key_t sigusr1Jmpbufkey;
-extern sigset_t sigusr1Mask;
-#endif
-
-extern sys_mon_t *_sys_queue_lock;
-
-#define SYS_QUEUE_LOCK(self) sysMonitorEnter(self, _sys_queue_lock)
-#define SYS_QUEUE_LOCKED(self) sysMonitorEntered(self, _sys_queue_lock)
-#define SYS_QUEUE_UNLOCK(self) sysMonitorExit(self, _sys_queue_lock)
-#define SYS_QUEUE_NOTIFYALL(self) sysMonitorNotifyAll(self, _sys_queue_lock)
-#define SYS_QUEUE_WAIT(self) sysMonitorWait(self, _sys_queue_lock, \
- SYS_TIMEOUT_INFINITY)
-
-extern void setFPMode(void);
-
-extern sys_thread_t *ThreadQueue;
-
-extern int ActiveThreadCount; /* All threads */
-
-#endif /* !_JAVASOFT_SOLARIS_THREADS_MD_H_ */