diff options
Diffstat (limited to 'src/3rdparty/ptmalloc/sysdeps')
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/generic/atomic.h | 1 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/generic/malloc-machine.h | 68 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/generic/thread-st.h | 48 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/pthread/malloc-machine.h | 131 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/pthread/thread-st.h | 111 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/solaris/malloc-machine.h | 51 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/solaris/thread-st.h | 72 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/sproc/malloc-machine.h | 51 | ||||
| -rw-r--r-- | src/3rdparty/ptmalloc/sysdeps/sproc/thread-st.h | 85 |
9 files changed, 618 insertions, 0 deletions
diff --git a/src/3rdparty/ptmalloc/sysdeps/generic/atomic.h b/src/3rdparty/ptmalloc/sysdeps/generic/atomic.h new file mode 100644 index 0000000..a3aeed1 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/generic/atomic.h @@ -0,0 +1 @@ +/* Empty placeholder */ diff --git a/src/3rdparty/ptmalloc/sysdeps/generic/malloc-machine.h b/src/3rdparty/ptmalloc/sysdeps/generic/malloc-machine.h new file mode 100644 index 0000000..3451370 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/generic/malloc-machine.h @@ -0,0 +1,68 @@ +/* Basic platform-independent macro definitions for mutexes, + thread-specific data and parameters for malloc. + Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _GENERIC_MALLOC_MACHINE_H +#define _GENERIC_MALLOC_MACHINE_H + +#include <atomic.h> + +#ifndef mutex_init /* No threads, provide dummy macros */ + +# define NO_THREADS + +/* The mutex functions used to do absolutely nothing, i.e. lock, + trylock and unlock would always just return 0. However, even + without any concurrently active threads, a mutex can be used + legitimately as an `in use' flag. To make the code that is + protected by a mutex async-signal safe, these macros would have to + be based on atomic test-and-set operations, for example. */ +typedef int mutex_t; + +# define mutex_init(m) (*(m) = 0) +# define mutex_lock(m) ((*(m) = 1), 0) +# define mutex_trylock(m) (*(m) ? 1 : ((*(m) = 1), 0)) +# define mutex_unlock(m) (*(m) = 0) + +typedef void *tsd_key_t; +# define tsd_key_create(key, destr) do {} while(0) +# define tsd_setspecific(key, data) ((key) = (data)) +# define tsd_getspecific(key, vptr) (vptr = (key)) + +# define thread_atfork(prepare, parent, child) do {} while(0) + +#endif /* !defined mutex_init */ + +#ifndef atomic_full_barrier +# define atomic_full_barrier() __asm ("" ::: "memory") +#endif + +#ifndef atomic_read_barrier +# define atomic_read_barrier() atomic_full_barrier () +#endif + +#ifndef atomic_write_barrier +# define atomic_write_barrier() atomic_full_barrier () +#endif + +#ifndef DEFAULT_TOP_PAD +# define DEFAULT_TOP_PAD 131072 +#endif + +#endif /* !defined(_GENERIC_MALLOC_MACHINE_H) */ diff --git a/src/3rdparty/ptmalloc/sysdeps/generic/thread-st.h b/src/3rdparty/ptmalloc/sysdeps/generic/thread-st.h new file mode 100644 index 0000000..0243774 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/generic/thread-st.h @@ -0,0 +1,48 @@ +/* + * $Id:$ + * Generic version: no threads. + * by Wolfram Gloger 2004 + */ + +#include <stdio.h> + +struct thread_st { + char *sp; /* stack pointer, can be 0 */ + void (*func)(struct thread_st* st); /* must be set by user */ + int id; + int flags; + struct user_data u; +}; + +static void +thread_init(void) +{ + printf("No threads.\n"); +} + +/* Create a thread. */ +static int +thread_create(struct thread_st *st) +{ + st->flags = 0; + st->id = 1; + st->func(st); + return 0; +} + +/* Wait for one of several subthreads to finish. */ +static void +wait_for_thread(struct thread_st st[], int n_thr, + int (*end_thr)(struct thread_st*)) +{ + int i; + for(i=0; i<n_thr; i++) + if(end_thr) + end_thr(&st[i]); +} + +/* + * Local variables: + * tab-width: 4 + * End: + */ diff --git a/src/3rdparty/ptmalloc/sysdeps/pthread/malloc-machine.h b/src/3rdparty/ptmalloc/sysdeps/pthread/malloc-machine.h new file mode 100644 index 0000000..137a711 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/pthread/malloc-machine.h @@ -0,0 +1,131 @@ +/* Basic platform-independent macro definitions for mutexes, + thread-specific data and parameters for malloc. + Posix threads (pthreads) version. + Copyright (C) 2004 Wolfram Gloger <wg@malloc.de>. + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that (i) the above copyright notices and this permission +notice appear in all copies of the software and related documentation, +and (ii) the name of Wolfram Gloger may not be used in any advertising +or publicity relating to the software. + +THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, +EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY +WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + +IN NO EVENT SHALL WOLFRAM GLOGER BE LIABLE FOR ANY SPECIAL, +INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY +DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY +OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +PERFORMANCE OF THIS SOFTWARE. +*/ + +#ifndef _PTHREAD_MALLOC_MACHINE_H +#define _PTHREAD_MALLOC_MACHINE_H + +#include <pthread.h> + +#undef thread_atfork_static + +/* Use fast inline spinlocks with gcc. */ +#if (defined __i386__ || defined __x86_64__) && defined __GNUC__ && \ + !defined USE_NO_SPINLOCKS + +#include <time.h> +#include <sched.h> + +typedef struct { + volatile unsigned int lock; + int pad0_; +} mutex_t; + +#define MUTEX_INITIALIZER { 0 } +#define mutex_init(m) ((m)->lock = 0) +static inline int mutex_lock(mutex_t *m) { + int cnt = 0, r; + struct timespec tm; + + for(;;) { + __asm__ __volatile__ + ("xchgl %0, %1" + : "=r"(r), "=m"(m->lock) + : "0"(1), "m"(m->lock) + : "memory"); + if(!r) + return 0; + if(cnt < 50) { + sched_yield(); + cnt++; + } else { + tm.tv_sec = 0; + tm.tv_nsec = 2000001; + nanosleep(&tm, NULL); + cnt = 0; + } + } +} +static inline int mutex_trylock(mutex_t *m) { + int r; + + __asm__ __volatile__ + ("xchgl %0, %1" + : "=r"(r), "=m"(m->lock) + : "0"(1), "m"(m->lock) + : "memory"); + return r; +} +static inline int mutex_unlock(mutex_t *m) { + __asm__ __volatile__ ("movl %1, %0" : "=m" (m->lock) : "g"(0) : "memory"); + return 0; +} + +#else + +/* Normal pthread mutex. */ +typedef pthread_mutex_t mutex_t; + +#define MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER +#define mutex_init(m) pthread_mutex_init(m, NULL) +#define mutex_lock(m) pthread_mutex_lock(m) +#define mutex_trylock(m) pthread_mutex_trylock(m) +#define mutex_unlock(m) pthread_mutex_unlock(m) + +#endif /* (__i386__ || __x86_64__) && __GNUC__ && !USE_NO_SPINLOCKS */ + +/* thread specific data */ +#if defined(__sgi) || defined(USE_TSD_DATA_HACK) + +/* Hack for thread-specific data, e.g. on Irix 6.x. We can't use + pthread_setspecific because that function calls malloc() itself. + The hack only works when pthread_t can be converted to an integral + type. */ + +typedef void *tsd_key_t[256]; +#define tsd_key_create(key, destr) do { \ + int i; \ + for(i=0; i<256; i++) (*key)[i] = 0; \ +} while(0) +#define tsd_setspecific(key, data) \ + (key[(unsigned)pthread_self() % 256] = (data)) +#define tsd_getspecific(key, vptr) \ + (vptr = key[(unsigned)pthread_self() % 256]) + +#else + +typedef pthread_key_t tsd_key_t; + +#define tsd_key_create(key, destr) pthread_key_create(key, destr) +#define tsd_setspecific(key, data) pthread_setspecific(key, data) +#define tsd_getspecific(key, vptr) (vptr = pthread_getspecific(key)) + +#endif + +/* at fork */ +#define thread_atfork(prepare, parent, child) \ + pthread_atfork(prepare, parent, child) + +#include <sysdeps/generic/malloc-machine.h> + +#endif /* !defined(_MALLOC_MACHINE_H) */ diff --git a/src/3rdparty/ptmalloc/sysdeps/pthread/thread-st.h b/src/3rdparty/ptmalloc/sysdeps/pthread/thread-st.h new file mode 100644 index 0000000..f97a0a3 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/pthread/thread-st.h @@ -0,0 +1,111 @@ +/* + * $Id: thread-st.h$ + * pthread version + * by Wolfram Gloger 2004 + */ + +#include <pthread.h> +#include <stdio.h> + +pthread_cond_t finish_cond = PTHREAD_COND_INITIALIZER; +pthread_mutex_t finish_mutex = PTHREAD_MUTEX_INITIALIZER; + +#ifndef USE_PTHREADS_STACKS +#define USE_PTHREADS_STACKS 0 +#endif + +#ifndef STACKSIZE +#define STACKSIZE 32768 +#endif + +struct thread_st { + char *sp; /* stack pointer, can be 0 */ + void (*func)(struct thread_st* st); /* must be set by user */ + pthread_t id; + int flags; + struct user_data u; +}; + +static void +thread_init(void) +{ + printf("Using posix threads.\n"); + pthread_cond_init(&finish_cond, NULL); + pthread_mutex_init(&finish_mutex, NULL); +} + +static void * +thread_wrapper(void *ptr) +{ + struct thread_st *st = (struct thread_st*)ptr; + + /*printf("begin %p\n", st->sp);*/ + st->func(st); + pthread_mutex_lock(&finish_mutex); + st->flags = 1; + pthread_mutex_unlock(&finish_mutex); + pthread_cond_signal(&finish_cond); + /*printf("end %p\n", st->sp);*/ + return NULL; +} + +/* Create a thread. */ +static int +thread_create(struct thread_st *st) +{ + st->flags = 0; + { + pthread_attr_t* attr_p = 0; +#if USE_PTHREADS_STACKS + pthread_attr_t attr; + + pthread_attr_init (&attr); + if(!st->sp) + st->sp = malloc(STACKSIZE+16); + if(!st->sp) + return -1; + if(pthread_attr_setstacksize(&attr, STACKSIZE)) + fprintf(stderr, "error setting stacksize"); + else + pthread_attr_setstackaddr(&attr, st->sp + STACKSIZE); + /*printf("create %p\n", st->sp);*/ + attr_p = &attr; +#endif + return pthread_create(&st->id, attr_p, thread_wrapper, st); + } + return 0; +} + +/* Wait for one of several subthreads to finish. */ +static void +wait_for_thread(struct thread_st st[], int n_thr, + int (*end_thr)(struct thread_st*)) +{ + int i; + + pthread_mutex_lock(&finish_mutex); + for(;;) { + int term = 0; + for(i=0; i<n_thr; i++) + if(st[i].flags) { + /*printf("joining %p\n", st[i].sp);*/ + if(pthread_join(st[i].id, NULL) == 0) { + st[i].flags = 0; + if(end_thr) + end_thr(&st[i]); + } else + fprintf(stderr, "can't join\n"); + ++term; + } + if(term > 0) + break; + pthread_cond_wait(&finish_cond, &finish_mutex); + } + pthread_mutex_unlock(&finish_mutex); +} + +/* + * Local variables: + * tab-width: 4 + * End: + */ diff --git a/src/3rdparty/ptmalloc/sysdeps/solaris/malloc-machine.h b/src/3rdparty/ptmalloc/sysdeps/solaris/malloc-machine.h new file mode 100644 index 0000000..00e33b0 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/solaris/malloc-machine.h @@ -0,0 +1,51 @@ +/* Basic platform-independent macro definitions for mutexes, + thread-specific data and parameters for malloc. + Solaris threads version. + Copyright (C) 2004 Wolfram Gloger <wg@malloc.de>. + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that (i) the above copyright notices and this permission +notice appear in all copies of the software and related documentation, +and (ii) the name of Wolfram Gloger may not be used in any advertising +or publicity relating to the software. + +THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, +EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY +WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + +IN NO EVENT SHALL WOLFRAM GLOGER BE LIABLE FOR ANY SPECIAL, +INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY +DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY +OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +PERFORMANCE OF THIS SOFTWARE. +*/ + +#ifndef _SOLARIS_MALLOC_MACHINE_H +#define _SOLARIS_MALLOC_MACHINE_H + +#include <thread.h> + +typedef thread_t thread_id; + +#define MUTEX_INITIALIZER { 0 } +#define mutex_init(m) mutex_init(m, USYNC_THREAD, NULL) + +/* + * Hack for thread-specific data on Solaris. We can't use thr_setspecific + * because that function calls malloc() itself. + */ +typedef void *tsd_key_t[256]; +#define tsd_key_create(key, destr) do { \ + int i; \ + for(i=0; i<256; i++) (*key)[i] = 0; \ +} while(0) +#define tsd_setspecific(key, data) (key[(unsigned)thr_self() % 256] = (data)) +#define tsd_getspecific(key, vptr) (vptr = key[(unsigned)thr_self() % 256]) + +#define thread_atfork(prepare, parent, child) do {} while(0) + +#include <sysdeps/generic/malloc-machine.h> + +#endif /* !defined(_SOLARIS_MALLOC_MACHINE_H) */ diff --git a/src/3rdparty/ptmalloc/sysdeps/solaris/thread-st.h b/src/3rdparty/ptmalloc/sysdeps/solaris/thread-st.h new file mode 100644 index 0000000..dbb4b09 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/solaris/thread-st.h @@ -0,0 +1,72 @@ +/* + * $Id:$ + * Solaris version + * by Wolfram Gloger 2004 + */ + +#include <thread.h> +#include <stdio.h> + +#ifndef STACKSIZE +#define STACKSIZE 32768 +#endif + +struct thread_st { + char *sp; /* stack pointer, can be 0 */ + void (*func)(struct thread_st* st); /* must be set by user */ + thread_id id; + int flags; + struct user_data u; +}; + +static void +thread_init(void) +{ + printf("Using Solaris threads.\n"); +} + +static void * +thread_wrapper(void *ptr) +{ + struct thread_st *st = (struct thread_st*)ptr; + + /*printf("begin %p\n", st->sp);*/ + st->func(st); + /*printf("end %p\n", st->sp);*/ + return NULL; +} + +/* Create a thread. */ +static int +thread_create(struct thread_st *st) +{ + st->flags = 0; + if(!st->sp) + st->sp = malloc(STACKSIZE); + if(!st->sp) return -1; + thr_create(st->sp, STACKSIZE, thread_wrapper, st, THR_NEW_LWP, &st->id); + return 0; +} + +/* Wait for one of several subthreads to finish. */ +static void +wait_for_thread(struct thread_st st[], int n_thr, + int (*end_thr)(struct thread_st*)) +{ + int i; + thread_t id; + + thr_join(0, &id, NULL); + for(i=0; i<n_thr; i++) + if(id == st[i].id) { + if(end_thr) + end_thr(&st[i]); + break; + } +} + +/* + * Local variables: + * tab-width: 4 + * End: + */ diff --git a/src/3rdparty/ptmalloc/sysdeps/sproc/malloc-machine.h b/src/3rdparty/ptmalloc/sysdeps/sproc/malloc-machine.h new file mode 100644 index 0000000..dcccea3 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/sproc/malloc-machine.h @@ -0,0 +1,51 @@ +/* Basic platform-independent macro definitions for mutexes, + thread-specific data and parameters for malloc. + SGI threads (sprocs) version. + Copyright (C) 2004 Wolfram Gloger <wg@malloc.de>. + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that (i) the above copyright notices and this permission +notice appear in all copies of the software and related documentation, +and (ii) the name of Wolfram Gloger may not be used in any advertising +or publicity relating to the software. + +THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, +EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY +WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + +IN NO EVENT SHALL WOLFRAM GLOGER BE LIABLE FOR ANY SPECIAL, +INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY +DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY +OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +PERFORMANCE OF THIS SOFTWARE. +*/ + +#ifndef _SPROC_MALLOC_MACHINE_H +#define _SPROC_MALLOC_MACHINE_H + +#include <sys/wait.h> +#include <sys/types.h> +#include <sys/prctl.h> +#include <abi_mutex.h> + +typedef abilock_t mutex_t; + +#define MUTEX_INITIALIZER { 0 } +#define mutex_init(m) init_lock(m) +#define mutex_lock(m) (spin_lock(m), 0) +#define mutex_trylock(m) acquire_lock(m) +#define mutex_unlock(m) release_lock(m) + +typedef int tsd_key_t; +int tsd_key_next; +#define tsd_key_create(key, destr) ((*key) = tsd_key_next++) +#define tsd_setspecific(key, data) (((void **)(&PRDA->usr_prda))[key] = data) +#define tsd_getspecific(key, vptr) (vptr = ((void **)(&PRDA->usr_prda))[key]) + +#define thread_atfork(prepare, parent, child) do {} while(0) + +#include <sysdeps/generic/malloc-machine.h> + +#endif /* !defined(_SPROC_MALLOC_MACHINE_H) */ diff --git a/src/3rdparty/ptmalloc/sysdeps/sproc/thread-st.h b/src/3rdparty/ptmalloc/sysdeps/sproc/thread-st.h new file mode 100644 index 0000000..3559a48 --- /dev/null +++ b/src/3rdparty/ptmalloc/sysdeps/sproc/thread-st.h @@ -0,0 +1,85 @@ +/* + * $Id:$ + * sproc version + * by Wolfram Gloger 2001, 2004, 2006 + */ + +#include <stdio.h> +#include <sys/wait.h> +#include <sys/types.h> +#include <sys/prctl.h> + +#ifndef STACKSIZE +#define STACKSIZE 32768 +#endif + +struct thread_st { + char *sp; /* stack pointer, can be 0 */ + void (*func)(struct thread_st* st); /* must be set by user */ + int id; + int flags; + struct user_data u; +}; + +static void +thread_init(void) +{ + printf("Using sproc() threads.\n"); +} + +static void +thread_wrapper(void *ptr, size_t stack_len) +{ + struct thread_st *st = (struct thread_st*)ptr; + + /*printf("begin %p\n", st->sp);*/ + st->func(st); + /*printf("end %p\n", st->sp);*/ +} + +/* Create a thread. */ +static int +thread_create(struct thread_st *st) +{ + st->flags = 0; + if(!st->sp) + st->sp = malloc(STACKSIZE); + if(!st->sp) return -1; + st->id = sprocsp(thread_wrapper, PR_SALL, st, st->sp+STACKSIZE, STACKSIZE); + if(st->id < 0) { + return -1; + } + return 0; +} + +/* Wait for one of several subthreads to finish. */ +static void +wait_for_thread(struct thread_st st[], int n_thr, + int (*end_thr)(struct thread_st*)) +{ + int i; + int id; + + int status = 0; + id = wait(&status); + if(status != 0) { + if(WIFSIGNALED(status)) + printf("thread %id terminated by signal %d\n", + id, WTERMSIG(status)); + else + printf("thread %id exited with status %d\n", + id, WEXITSTATUS(status)); + } + for(i=0; i<n_thr; i++) + if(id == st[i].id) { + if(end_thr) + end_thr(&st[i]); + break; + } +} + +/* + * Local variables: + * tab-width: 4 + * End: + */ |