aboutsummaryrefslogtreecommitdiffstats
path: root/erts/lib_src
diff options
context:
space:
mode:
Diffstat (limited to 'erts/lib_src')
-rw-r--r--erts/lib_src/common/erl_misc_utils.c6
-rw-r--r--erts/lib_src/common/erl_printf_format.c25
-rw-r--r--erts/lib_src/common/ethr_aux.c15
-rw-r--r--erts/lib_src/common/ethr_mutex.c2
-rw-r--r--erts/lib_src/ose/ethr_event.c220
-rw-r--r--erts/lib_src/ose/ethread.c833
6 files changed, 7 insertions, 1094 deletions
diff --git a/erts/lib_src/common/erl_misc_utils.c b/erts/lib_src/common/erl_misc_utils.c
index 1262c50718..053217304b 100644
--- a/erts/lib_src/common/erl_misc_utils.c
+++ b/erts/lib_src/common/erl_misc_utils.c
@@ -160,8 +160,6 @@ erts_milli_sleep(long ms)
if (ms > 0) {
#ifdef __WIN32__
Sleep((DWORD) ms);
-#elif defined(__OSE__)
- delay(ms);
#else
struct timeval tv;
tv.tv_sec = ms / 1000;
@@ -320,10 +318,6 @@ erts_cpu_info_update(erts_cpu_info_t *cpuinfo)
online = 0;
#endif
}
-#elif defined(__OSE__)
- online = ose_num_cpus();
- configured = ose_num_cpus();
- available = ose_num_cpus();
#endif
if (online > configured)
diff --git a/erts/lib_src/common/erl_printf_format.c b/erts/lib_src/common/erl_printf_format.c
index 307680505c..e7d5d4413e 100644
--- a/erts/lib_src/common/erl_printf_format.c
+++ b/erts/lib_src/common/erl_printf_format.c
@@ -78,15 +78,7 @@
#endif
#ifndef ERTS_SIZEOF_ETERM
-# ifdef HALFWORD_HEAP_EMULATOR
-# if SIZEOF_VOID_P == 8
-# define ERTS_SIZEOF_ETERM 4
-# else
-# error "HALFWORD_HEAP_EMULATOR only allowed on 64-bit architecture"
-# endif
-# else
-# define ERTS_SIZEOF_ETERM SIZEOF_VOID_P
-# endif
+#define ERTS_SIZEOF_ETERM SIZEOF_VOID_P
#endif
#if defined(__GNUC__)
@@ -102,7 +94,7 @@
#endif
#define FMTC_d 0x0000
-#define FMTC_R 0x0001
+/*empty 0x0001 was RELATIVE */
#define FMTC_o 0x0002
#define FMTC_u 0x0003
#define FMTC_x 0x0004
@@ -166,7 +158,7 @@ static char heX[] = "0123456789ABCDEF";
#define SIGN(X) ((X) > 0 ? 1 : ((X) < 0 ? -1 : 0))
#define USIGN(X) ((X) == 0 ? 0 : 1)
-int (*erts_printf_eterm_func)(fmtfn_t, void*, ErlPfEterm, long, ErlPfEterm*) = NULL;
+int (*erts_printf_eterm_func)(fmtfn_t, void*, ErlPfEterm, long) = NULL;
static int
noop_fn(void *vfp, char* buf, size_t len)
@@ -645,7 +637,6 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
case 'p': ptr++; fmt |= FMTC_p; break;
case 'n': ptr++; fmt |= FMTC_n; break;
case 'T': ptr++; fmt |= FMTC_T; break;
- case 'R': ptr++; fmt |= FMTC_R; break;
case '%':
FMT(fn,arg,ptr,1,count);
ptr++;
@@ -820,11 +811,9 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
default: *va_arg(ap,int*) = count; break;
}
break;
- case FMTC_T: /* Eterm */
- case FMTC_R: { /* Eterm, Eterm* base (base ignored if !HALFWORD_HEAP) */
+ case FMTC_T: { /* Eterm */
long prec;
ErlPfEterm eterm;
- ErlPfEterm* eterm_base;
if (!erts_printf_eterm_func)
return -EINVAL;
@@ -835,16 +824,14 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
else
prec = (long) precision;
eterm = va_arg(ap, ErlPfEterm);
- eterm_base = ((fmt & FMTC_MASK) == FMTC_R) ?
- va_arg(ap, ErlPfEterm*) : NULL;
if (width > 0 && !(fmt & FMTF_adj)) {
- res = (*erts_printf_eterm_func)(noop_fn, NULL, eterm, prec, eterm_base);
+ res = (*erts_printf_eterm_func)(noop_fn, NULL, eterm, prec);
if (res < 0)
return res;
if (width > res)
BLANKS(fn, arg, width - res, count);
}
- res = (*erts_printf_eterm_func)(fn, arg, eterm, prec, eterm_base);
+ res = (*erts_printf_eterm_func)(fn, arg, eterm, prec);
if (res < 0)
return res;
count += res;
diff --git a/erts/lib_src/common/ethr_aux.c b/erts/lib_src/common/ethr_aux.c
index 0cbb1b2fb8..56fecf81b8 100644
--- a/erts/lib_src/common/ethr_aux.c
+++ b/erts/lib_src/common/ethr_aux.c
@@ -207,18 +207,7 @@ ethr_init_common__(ethr_init_data *id)
ethr_min_stack_size__ = ETHR_B2KW(ethr_min_stack_size__);
-#ifdef __OSE__
- /* For supervisor processes, OSE adds a number of bytes to the requested stack. With this
- * addition, the resulting size must not exceed the largest available stack size. The number
- * of bytes that will be added is configured in the monolith and can therefore not be
- * specified here. We simply assume that it is less than 0x1000. The available stack sizes
- * are configured in the .lmconf file and the largest one is usually 65536 bytes.
- * Consequently, the requested stack size is limited to 0xF000.
- */
- ethr_max_stack_size__ = 0xF000;
-#else
ethr_max_stack_size__ = 32*1024*1024;
-#endif
#if SIZEOF_VOID_P == 8
ethr_max_stack_size__ *= 2;
#endif
@@ -664,10 +653,6 @@ ETHR_IMPL_NORETURN__ ethr_fatal_error__(const char *file,
int ethr_assert_failed(const char *file, int line, const char *func, char *a)
{
fprintf(stderr, "%s:%d: %s(): Assertion failed: %s\n", file, line, func, a);
-#ifdef __OSE__
- ramlog_printf("%d: %s:%d: %s(): Assertion failed: %s\n",
- current_process(),file, line, func, a);
-#endif
ethr_abort__();
return 0;
}
diff --git a/erts/lib_src/common/ethr_mutex.c b/erts/lib_src/common/ethr_mutex.c
index 72aa34ec1c..a596e6c31c 100644
--- a/erts/lib_src/common/ethr_mutex.c
+++ b/erts/lib_src/common/ethr_mutex.c
@@ -1250,7 +1250,7 @@ ethr_cond_wait(ethr_cond *cnd, ethr_mutex *mtx)
return 0;
}
-#elif (defined(ETHR_PTHREADS) || defined(ETHR_OSE_THREADS)) && !defined(ETHR_DBG_WIN_MTX_WITH_PTHREADS)
+#elif defined(ETHR_PTHREADS) && !defined(ETHR_DBG_WIN_MTX_WITH_PTHREADS)
/* -- pthread mutex and condition variables -------------------------------- */
int
diff --git a/erts/lib_src/ose/ethr_event.c b/erts/lib_src/ose/ethr_event.c
deleted file mode 100644
index 24ea191c4b..0000000000
--- a/erts/lib_src/ose/ethr_event.c
+++ /dev/null
@@ -1,220 +0,0 @@
-/*
- * %CopyrightBegin%
- *
- * Copyright Ericsson AB 2009-2010. All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * %CopyrightEnd%
- */
-
-/*
- * Author: Rickard Green
- */
-
-#define ETHR_INLINE_FUNC_NAME_(X) X ## __
-#define ETHR_EVENT_IMPL__
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "ethread.h"
-
-#ifdef USE_PTHREAD_API
-
-int
-ethr_event_init(ethr_event *e)
-{
- int res;
- ethr_atomic32_init(&e->state, ETHR_EVENT_OFF__);
- res = pthread_mutex_init(&e->mtx, NULL);
- if (res != 0)
- return res;
- res = pthread_cond_init(&e->cnd, NULL);
- if (res != 0) {
- pthread_mutex_destroy(&e->mtx);
- return res;
- }
- return 0;
-}
-
-int
-ethr_event_destroy(ethr_event *e)
-{
- int res;
- res = pthread_mutex_destroy(&e->mtx);
- if (res != 0)
- return res;
- res = pthread_cond_destroy(&e->cnd);
- if (res != 0)
- return res;
- return 0;
-}
-
-static ETHR_INLINE int
-wait__(ethr_event *e, int spincount)
-{
- int sc = spincount;
- ethr_sint32_t val;
- int res, ulres;
- int until_yield = ETHR_YIELD_AFTER_BUSY_LOOPS;
-
- if (spincount < 0)
- ETHR_FATAL_ERROR__(EINVAL);
-
- while (1) {
- val = ethr_atomic32_read(&e->state);
- if (val == ETHR_EVENT_ON__)
- return 0;
- if (sc == 0)
- break;
- sc--;
- ETHR_SPIN_BODY;
- if (--until_yield == 0) {
- until_yield = ETHR_YIELD_AFTER_BUSY_LOOPS;
- res = ETHR_YIELD();
- if (res != 0)
- ETHR_FATAL_ERROR__(res);
- }
- }
-
- if (val != ETHR_EVENT_OFF_WAITER__) {
- val = ethr_atomic32_cmpxchg(&e->state,
- ETHR_EVENT_OFF_WAITER__,
- ETHR_EVENT_OFF__);
- if (val == ETHR_EVENT_ON__)
- return 0;
- ETHR_ASSERT(val == ETHR_EVENT_OFF__);
- }
-
- ETHR_ASSERT(val == ETHR_EVENT_OFF_WAITER__
- || val == ETHR_EVENT_OFF__);
-
- res = pthread_mutex_lock(&e->mtx);
- if (res != 0)
- ETHR_FATAL_ERROR__(res);
-
- while (1) {
-
- val = ethr_atomic32_read(&e->state);
- if (val == ETHR_EVENT_ON__)
- break;
-
- res = pthread_cond_wait(&e->cnd, &e->mtx);
- if (res == EINTR)
- break;
- if (res != 0)
- ETHR_FATAL_ERROR__(res);
- }
-
- ulres = pthread_mutex_unlock(&e->mtx);
- if (ulres != 0)
- ETHR_FATAL_ERROR__(ulres);
-
- return res; /* 0 || EINTR */
-}
-
-#else
-/* --- OSE implementation of events ---------------------------- */
-
-#ifdef DEBUG
-union SIGNAL {
- SIGSELECT signo;
-};
-#endif
-
-int
-ethr_event_init(ethr_event *e)
-{
- ethr_atomic32_init(&e->state, ETHR_EVENT_OFF__);
- e->proc = current_process();
- return 0;
-}
-
-int
-ethr_event_destroy(ethr_event *e)
-{
- return 0;
-}
-
-static ETHR_INLINE int
-wait__(ethr_event *e, int spincount)
-{
- int sc = spincount;
- int res;
- int until_yield = ETHR_YIELD_AFTER_BUSY_LOOPS;
-
- if (spincount < 0)
- ETHR_FATAL_ERROR__(EINVAL);
-
- ETHR_ASSERT(e->proc == current_process());
- ETHR_ASSERT(get_fsem(current_process()) == 0);
-
- while (1) {
- ethr_sint32_t val;
- while (1) {
- val = ethr_atomic32_read(&e->state);
- if (val == ETHR_EVENT_ON__)
- return 0;
- if (sc == 0)
- break;
- sc--;
- ETHR_SPIN_BODY;
- if (--until_yield == 0) {
- until_yield = ETHR_YIELD_AFTER_BUSY_LOOPS;
- res = ETHR_YIELD();
- if (res != 0)
- ETHR_FATAL_ERROR__(res);
- }
- }
- if (val != ETHR_EVENT_OFF_WAITER__) {
- val = ethr_atomic32_cmpxchg(&e->state,
- ETHR_EVENT_OFF_WAITER__,
- ETHR_EVENT_OFF__);
- if (val == ETHR_EVENT_ON__)
- return 0;
- ETHR_ASSERT(val == ETHR_EVENT_OFF__);
- }
-
- wait_fsem(1);
-
- ETHR_ASSERT(get_fsem(current_process()) == 0);
- }
-}
-
-#endif
-
-void
-ethr_event_reset(ethr_event *e)
-{
- ethr_event_reset__(e);
-}
-
-void
-ethr_event_set(ethr_event *e)
-{
- ethr_event_set__(e);
-}
-
-int
-ethr_event_wait(ethr_event *e)
-{
- return wait__(e, 0);
-}
-
-int
-ethr_event_swait(ethr_event *e, int spincount)
-{
- return wait__(e, spincount);
-}
diff --git a/erts/lib_src/ose/ethread.c b/erts/lib_src/ose/ethread.c
deleted file mode 100644
index dc16acdd08..0000000000
--- a/erts/lib_src/ose/ethread.c
+++ /dev/null
@@ -1,833 +0,0 @@
-/*
- * %CopyrightBegin%
- *
- * Copyright Ericsson AB 2010-2011. All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * %CopyrightEnd%
- */
-
-/*
- * Description: OSE implementation of the ethread library
- * Author: Lukas Larsson
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "stdio.h"
-#ifdef ETHR_TIME_WITH_SYS_TIME
-# include "time.h"
-# include "sys/time.h"
-#else
-# ifdef ETHR_HAVE_SYS_TIME_H
-# include "sys/time.h"
-# else
-# include "time.h"
-# endif
-#endif
-#include "sys/types.h"
-#include "unistd.h"
-
-#include "limits.h"
-
-#define ETHR_INLINE_FUNC_NAME_(X) X ## __
-#define ETHREAD_IMPL__
-
-#include "ethread.h"
-#include "ethr_internal.h"
-
-#include "erl_printf.h"
-#include "efs.h"
-#include "ose.h"
-
-#include "ose_spi.h"
-
-#include "string.h"
-#include "ctype.h"
-#include "stdlib.h"
-
-#ifndef ETHR_HAVE_ETHREAD_DEFINES
-#error Missing configure defines
-#endif
-
-#define ETHR_INVALID_TID_ID -1
-
-#define DEFAULT_PRIO_NAME "ERTS_ETHR_DEFAULT_PRIO"
-
-/* Set the define to 1 to get some logging */
-#if 0
-#include "ramlog.h"
-#define LOG(output) ramlog_printf output
-#else
-#define LOG(output)
-#endif
-
-static ethr_tid main_thr_tid;
-static const char* own_tid_key = "ethread_own_tid";
-ethr_tsd_key ethr_ts_event_key__;
-
-#define ETHREADWRAPDATASIG 1
-
-/* Init data sent to thr_wrapper() */
-typedef struct {
- SIGSELECT sig_no;
- ethr_ts_event *tse;
- ethr_tid *tid;
- ethr_sint32_t result;
- void *(*thr_func)(void *);
- void *arg;
- void *prep_func_res;
- const char *name;
-} ethr_thr_wrap_data__;
-
-union SIGNAL {
- SIGSELECT sig_no;
- ethr_thr_wrap_data__ data;
-};
-
-#define ETHR_GET_OWN_TID__ ((ethr_tid *) get_envp(current_process(),\
- own_tid_key))
-
-/*
- * --------------------------------------------------------------------------
- * Static functions
- * --------------------------------------------------------------------------
- */
-
-/* Will retrive the instrinsic name by removing the 'prefix' and the
- * suffix from 'name'.
- * The 'prefix' is given as an inparameter. If NULL or an empty string no
- * prefix will be removed.
- * If 'strip_suffix' is 1 suffixes in the form of '_123' will be removed.
- * Will return a pointer to a newly allocated buffer containing the intrinsic
- * name in uppercase characters.
- * The caller must remember to free this buffer when no lnger needed.
- */
-static char *
-ethr_intrinsic_name(const char *name, const char *prefix, int strip_suffix)
-{
- const char *start = name;
- const char *end = name + strlen(name);
- char *intrinsic_name = NULL;
- int i;
-
- if (name == NULL) {
- LOG(("ERTS - ethr_intrinsic_namNo input name.\n"));
- return NULL;
- }
-
- /* take care of the prefix */
- if ((prefix != NULL) && (*prefix != '\0')) {
- const char *found = strstr(name, prefix);
-
- if (found == name) {
- /* found the prefix at the beginning */
- start += strlen(prefix);
- }
- }
-
- /* take care of the suffix */
- if (strip_suffix) {
- const char *suffix_start = strrchr(start, '_');
-
- if (suffix_start != NULL) {
- const char *ch;
- int only_numbers = 1;
-
- for (ch = suffix_start + 1; *ch != '\0'; ch++) {
- if (strchr("0123456789", *ch) == NULL) {
- only_numbers = 0;
- break;
- }
- }
-
- if (only_numbers) {
- end = suffix_start;
- }
- }
- }
-
- intrinsic_name = malloc(end - start + 1);
- for (i = 0; (start + i) < end; i++) {
- intrinsic_name[i] = toupper(start[i]);
- }
- intrinsic_name[i] = '\0';
-
- return intrinsic_name;
-}
-
-static char *
-ethr_get_amended_env(const char *name, const char *prefix, const char *suffix)
-{
- unsigned len;
- char *env_name = NULL;
- char *env_value = NULL;
-
- if (name == NULL) {
- return NULL;
- }
-
- len = strlen(name);
-
- if (prefix != NULL) {
- len += strlen(prefix);
- }
-
- if (suffix != NULL) {
- len += strlen(suffix);
- }
-
- env_name = malloc(len + 1);
- sprintf(env_name, "%s%s%s", (prefix != NULL) ? prefix : "",
- name,
- (suffix != NULL) ? suffix : "");
- env_value = get_env(get_bid(current_process()), env_name);
-
- if (env_value == NULL) {
- LOG(("ERTS - ethr_get_amended_env(): %s environment variable not present\n", env_name));
- } else {
- LOG(("ERTS - ethr_get_amended_env(): Found %s environment variable: %s.\n", env_name, env_value));
- }
- free(env_name);
-
- return env_value;
-}
-
-/* Reads the environment variable derived from 'name' and interprets it as as an
- * OSE priority. If successfull it will update 'out_prio'.
- * Returns: 0 if successfull
- * -1 orherwise.
- */
-static int
-ethr_get_prio(const char *name, OSPRIORITY *out_prio)
-{
- int rc = -1;
- char *intrinsic_name = NULL;
- char *prio_env = NULL;
- long prio;
- char *endptr = NULL;
-
- LOG(("ERTS - ethr_get_prio(): name: %s.\n", name));
-
- intrinsic_name = ethr_intrinsic_name(name, NULL, 1);
- LOG(("ERTS - ethr_get_prio(): Intrinsic name: %s.\n", intrinsic_name));
-
- prio_env = ethr_get_amended_env(intrinsic_name, "ERTS_", "_PRIO");
- if (prio_env == NULL) {
- goto fini;
- }
-
- prio = efs_str_to_long(prio_env, (const char **)&endptr);
- if (endptr != NULL) {
- LOG(("ERTS - ethr_get_prio(): Environment varible for '%s' includes "
- "non-numerical characters: '%s'.\n", intrinsic_name, prio_env));
- goto fini;
- }
-
- if ((prio < 0) || (prio > 32)) {
- LOG(("ERTS - ethr_get_prio(): prio for '%s' (%d) is out of bounds (0-32).\n",
- intrinsic_name, prio));
- goto fini;
- }
-
- /* Success */
- *out_prio = (OSPRIORITY)prio;
- rc = 0;
-
-fini:
- if (intrinsic_name != NULL) {
- free(intrinsic_name);
- }
- if (prio_env != NULL) {
- free_buf((union SIGNAL **) &prio_env);
- }
-
- return rc;
-}
-
-static PROCESS blockId(void) {
- static PROCESS bid = (PROCESS)0;
-
- /* For now we only use the same block. */
- /* if (bid == 0) {
- bid = create_block("Erlang-VM", 0, 0, 0, 0);
- }
- return bid; */
- return 0;
-}
-
-static void thr_exit_cleanup(ethr_tid *tid, void *res)
-{
-
- ETHR_ASSERT(tid == ETHR_GET_OWN_TID__);
-
- tid->res = res;
-
- ethr_run_exit_handlers__();
- ethr_ts_event_destructor__((void *) ethr_get_tse__());
-}
-
-//static OS_PROCESS(thr_wrapper);
-static OS_PROCESS(thr_wrapper)
-{
- ethr_tid my_tid;
- ethr_sint32_t result;
- void *res;
- void *(*thr_func)(void *);
- void *arg;
- ethr_ts_event *tsep = NULL;
-
-#ifdef DEBUG
- {
- PROCESS pid = current_process();
-
- const char *execMode;
-
- PROCESS bid = get_bid(pid);
-
- /* In the call below, 16 is a secret number provided by frbr that makes
- * the function return current domain. */
- OSADDRESS domain = get_pid_info(current_process(), 16);
-
-#ifdef HAVE_OSE_SPI_H
- execMode = get_pid_info(pid, OSE_PI_SUPERVISOR)
- ? "Supervisor"
- : "User";
-#else
- execMode = "unknown";
-#endif
-
- fprintf(stderr,"[0x%x] New process. Bid:0x%x, domain:%d, exec mode:%s\n",
- current_process(), bid, domain, execMode);
- }
-#endif
-
- {
- SIGSELECT sigsel[] = {1,ETHREADWRAPDATASIG};
- union SIGNAL *init_msg = receive(sigsel);
-
- thr_func = init_msg->data.thr_func;
- arg = init_msg->data.arg;
-
- result = (ethr_sint32_t) ethr_make_ts_event__(&tsep);
-
- if (result == 0) {
- tsep->iflgs |= ETHR_TS_EV_ETHREAD;
- my_tid = *init_msg->data.tid;
- set_envp(current_process(), own_tid_key, (OSADDRESS)&my_tid);
- if (ethr_thr_child_func__)
- ethr_thr_child_func__(init_msg->data.prep_func_res);
- }
-
- init_msg->data.result = result;
-
- send(&init_msg,sender(&init_msg));
- }
-
- /* pthread mutex api says we have to do this */
- signal_fsem(current_process());
- ETHR_ASSERT(get_fsem(current_process()) == 0);
-
- res = result == 0 ? (*thr_func)(arg) : NULL;
-
- ethr_thr_exit(&res);
-}
-
-/* internal exports */
-
-int ethr_set_tse__(ethr_ts_event *tsep)
-{
- return ethr_tsd_set(ethr_ts_event_key__,(void *) tsep);
-}
-
-ethr_ts_event *ethr_get_tse__(void)
-{
- return (ethr_ts_event *) ethr_tsd_get(ethr_ts_event_key__);
-}
-
-#if defined(ETHR_PPC_RUNTIME_CONF__)
-
-static int
-ppc_init__(void)
-{
- int pid;
-
-
- ethr_runtime__.conf.have_lwsync = 0;
-
- return 0;
-}
-
-#endif
-
-#if defined(ETHR_X86_RUNTIME_CONF__)
-
-void
-ethr_x86_cpuid__(int *eax, int *ebx, int *ecx, int *edx)
-{
-#if ETHR_SIZEOF_PTR == 4
- int have_cpuid;
- /*
- * If it is possible to toggle eflags bit 21,
- * we have the cpuid instruction.
- */
- __asm__ ("pushf\n\t"
- "popl %%eax\n\t"
- "movl %%eax, %%ecx\n\t"
- "xorl $0x200000, %%eax\n\t"
- "pushl %%eax\n\t"
- "popf\n\t"
- "pushf\n\t"
- "popl %%eax\n\t"
- "movl $0x0, %0\n\t"
- "xorl %%ecx, %%eax\n\t"
- "jz no_cpuid\n\t"
- "movl $0x1, %0\n\t"
- "no_cpuid:\n\t"
- : "=r"(have_cpuid)
- :
- : "%eax", "%ecx", "cc");
- if (!have_cpuid) {
- *eax = *ebx = *ecx = *edx = 0;
- return;
- }
-#endif
-#if ETHR_SIZEOF_PTR == 4 && defined(__PIC__) && __PIC__
- /*
- * When position independet code is used in 32-bit mode, the B register
- * is used for storage of global offset table address, and we may not
- * use it as input or output in an asm. We need to save and restore the
- * B register explicitly (for some reason gcc doesn't provide this
- * service to us).
- */
- __asm__ ("pushl %%ebx\n\t"
- "cpuid\n\t"
- "movl %%ebx, %1\n\t"
- "popl %%ebx\n\t"
- : "=a"(*eax), "=r"(*ebx), "=c"(*ecx), "=d"(*edx)
- : "0"(*eax)
- : "cc");
-#else
- __asm__ ("cpuid\n\t"
- : "=a"(*eax), "=b"(*ebx), "=c"(*ecx), "=d"(*edx)
- : "0"(*eax)
- : "cc");
-#endif
-}
-
-#endif /* ETHR_X86_RUNTIME_CONF__ */
-
-/*
- * --------------------------------------------------------------------------
- * Exported functions
- * --------------------------------------------------------------------------
- */
-
-int
-ethr_init(ethr_init_data *id)
-{
- int res;
-
- if (!ethr_not_inited__)
- return EINVAL;
-
-
-#if defined(ETHR_PPC_RUNTIME_CONF__)
- res = ppc_init__();
- if (res != 0)
- goto error;
-#endif
-
- res = ethr_init_common__(id);
- if (res != 0)
- goto error;
-
- main_thr_tid.id = current_process();
- main_thr_tid.tsd_key_index = 0;
-
- set_envp(current_process(),own_tid_key,(OSADDRESS)&main_thr_tid);
- signal_fsem(current_process());
-
-
- ETHR_ASSERT(&main_thr_tid == ETHR_GET_OWN_TID__);
-
- ethr_not_inited__ = 0;
-
- ethr_tsd_key_create(&ethr_ts_event_key__,"ethread_tse");
-
- return 0;
- error:
- ethr_not_inited__ = 1;
- return res;
-
-}
-
-int
-ethr_late_init(ethr_late_init_data *id)
-{
- int res = ethr_late_init_common__(id);
- if (res != 0)
- return res;
- ethr_not_completely_inited__ = 0;
- return res;
-}
-
-int
-ethr_thr_create(ethr_tid *tid, void * (*func)(void *), void *arg,
- ethr_thr_opts *opts)
-{
- int res;
- int use_stack_size = (opts && opts->suggested_stack_size >= 0
- ? opts->suggested_stack_size
- : 0x200 /* Use system default */);
- OSPRIORITY use_prio;
- char *use_name;
- char default_thr_name[20];
- static int no_of_thr = 0;
- cpuid_t use_core;
-
- union SIGNAL *init_msg;
- SIGSELECT sigsel[] = {1,ETHREADWRAPDATASIG};
- void *prep_func_res;
-
-
- if (opts != NULL) {
- LOG(("ERTS - ethr_thr_create(): opts supplied: name: %s, coreNo: %u.\n",
- opts->name, opts->coreNo));
- use_name = opts->name;
- use_core = opts->coreNo;
- if (0 != ethr_get_prio(use_name, &use_prio)) {
- if (0 != ethr_get_prio("DEFAULT", &use_prio)) {
- use_prio = get_pri(current_process());
- LOG(("ERTS - ethr_thr_create(): Using current process' prio: %d.\n", use_prio));
- } else {
- LOG(("ERTS - ethr_thr_create(): Using default prio: %d.\n", use_prio));
- }
- } else {
- LOG(("ERTS - ethr_thr_create(): Using configured prio: %d.\n", use_prio));
- }
- } else {
- LOG(("ERTS - ethr_thr_create(): opts not supplied. Using defaults.\n"));
- no_of_thr++;
- sprintf(default_thr_name, "ethread_%d", no_of_thr);
- use_name = default_thr_name;
- use_core = ose_cpu_id();
-
- if (0 != ethr_get_prio("DEFAULT", &use_prio)) {
- use_prio = get_pri(current_process());
- LOG(("ERTS - ethr_thr_create(): Using current process' prio: %d.\n", use_prio));
- }
- }
-
-#ifdef ETHR_MODIFIED_DEFAULT_STACK_SIZE
- if (use_stack_size < 0)
- use_stack_size = ETHR_MODIFIED_DEFAULT_STACK_SIZE;
-#endif
-
-#if ETHR_XCHK
- if (ethr_not_completely_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
- if (!tid || !func) {
- ETHR_ASSERT(0);
- return EINVAL;
- }
-#endif
-
- if (use_stack_size >= 0) {
- size_t suggested_stack_size = (size_t) use_stack_size;
- size_t stack_size;
-#ifdef ETHR_DEBUG
- suggested_stack_size /= 2; /* Make sure we got margin */
-#endif
-#ifdef ETHR_STACK_GUARD_SIZE
- /* The guard is at least on some platforms included in the stack size
- passed when creating threads */
- suggested_stack_size += ETHR_B2KW(ETHR_STACK_GUARD_SIZE);
-#endif
-
- if (suggested_stack_size < ethr_min_stack_size__)
- stack_size = ETHR_KW2B(ethr_min_stack_size__);
- else if (suggested_stack_size > ethr_max_stack_size__)
- stack_size = ETHR_KW2B(ethr_max_stack_size__);
- else
- stack_size = ETHR_PAGE_ALIGN(ETHR_KW2B(suggested_stack_size));
- use_stack_size = stack_size;
- }
-
- init_msg = alloc(sizeof(ethr_thr_wrap_data__), ETHREADWRAPDATASIG);
-
- /* Call prepare func if it exist */
- if (ethr_thr_prepare_func__)
- init_msg->data.prep_func_res = ethr_thr_prepare_func__();
- else
- init_msg->data.prep_func_res = NULL;
-
- LOG(("ERTS - ethr_thr_create(): Process [0x%x] is creating '%s', coreNo = %u, prio:%u\n",
- current_process(), use_name, use_core, use_prio));
-
- tid->id = create_process(OS_PRI_PROC, use_name, thr_wrapper,
- use_stack_size, use_prio, 0,
- get_bid(current_process()), NULL, 0, 0);
- if (ose_bind_process(tid->id, use_core)) {
- LOG(("ERTS - ethr_thr_create(): Bound pid 0x%x (%s) to core no %u.\n",
- tid->id, use_name, use_core));
- } else {
- LOG(("ERTS - ethr_thr_create(): Failed binding pid 0x%x (%s) to core no %u.\n",
- tid->id, use_name, use_core));
- }
-
- /*FIXME!!! Normally this shouldn't be used in shared mode. Still there is
- * a problem with stdin fd in fd_ processes which should be further
- * investigated */
- efs_clone(tid->id);
-
- tid->tsd_key_index = 0;
- tid->res = NULL;
-
- init_msg->data.tse = ethr_get_ts_event();
- init_msg->data.thr_func = func;
- init_msg->data.arg = arg;
- init_msg->data.tid = tid;
- init_msg->data.name = opts->name;
-
- send(&init_msg, tid->id);
-
- start(tid->id);
- init_msg = receive(sigsel);
-
- res = init_msg->data.result;
- prep_func_res = init_msg->data.prep_func_res;
-
- free_buf(&init_msg);
- /* Cleanup... */
-
- if (ethr_thr_parent_func__)
- ethr_thr_parent_func__(prep_func_res);
-
- LOG(("ERTS - ethr_thr_create(): Exiting.\n"));
- return res;
-}
-
-int
-ethr_thr_join(ethr_tid tid, void **res)
-{
- SIGSELECT sigsel[] = {1,OS_ATTACH_SIG};
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
-#endif
-
- if (tid.id == ETHR_INVALID_TID_ID)
- return EINVAL;
-
- attach(NULL,tid.id);
- receive(sigsel);
-
- if (res)
- *res = tid.res;
-
- return 0;
-}
-
-int
-ethr_thr_detach(ethr_tid tid)
-{
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
-#endif
- return 0;
-}
-
-void
-ethr_thr_exit(void *res)
-{
- ethr_tid *tid;
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return;
- }
-#endif
- tid = ETHR_GET_OWN_TID__;
- if (!tid) {
- ETHR_ASSERT(0);
- kill_proc(current_process());
- }
- thr_exit_cleanup(tid, res);
- /* Harakiri possible? */
- kill_proc(current_process());
-}
-
-ethr_tid
-ethr_self(void)
-{
- ethr_tid *tid;
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ethr_tid dummy_tid = {ETHR_INVALID_TID_ID, 0, NULL};
- ETHR_ASSERT(0);
- return dummy_tid;
- }
-#endif
- tid = ETHR_GET_OWN_TID__;
- if (!tid) {
- ethr_tid dummy_tid = {ETHR_INVALID_TID_ID, 0, NULL};
- return dummy_tid;
- }
- return *tid;
-}
-
-int
-ethr_equal_tids(ethr_tid tid1, ethr_tid tid2)
-{
- return tid1.id == tid2.id && tid1.id != ETHR_INVALID_TID_ID;
-}
-
-
-/*
- * Thread specific events
- */
-
-ethr_ts_event *
-ethr_get_ts_event(void)
-{
- return ethr_get_ts_event__();
-}
-
-void
-ethr_leave_ts_event(ethr_ts_event *tsep)
-{
- ethr_leave_ts_event__(tsep);
-}
-
-/*
- * Thread specific data
- */
-
-int
-ethr_tsd_key_create(ethr_tsd_key *keyp, char *keyname)
-{
-
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
- if (!keyp) {
- ETHR_ASSERT(0);
- return EINVAL;
- }
-#endif
-
- ose_create_ppdata(keyname,keyp);
-
- return 0;
-}
-
-int
-ethr_tsd_key_delete(ethr_tsd_key key)
-{
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
-#endif
- /* Not possible to delete ppdata */
-
- return 0;
-}
-
-int
-ethr_tsd_set(ethr_tsd_key key, void *value)
-{
- void **ppdp;
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
-#endif
- ppdp = (void **)ose_get_ppdata(key);
- *ppdp = value;
- return 0;
-}
-
-void *
-ethr_tsd_get(ethr_tsd_key key)
-{
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return NULL;
- }
-#endif
- return *(void**)ose_get_ppdata(key);
-}
-
-/*
- * Signal functions
- */
-
-#if ETHR_HAVE_ETHR_SIG_FUNCS
-
-int ethr_sigmask(int how, const sigset_t *set, sigset_t *oset)
-{
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
- if (!set && !oset) {
- ETHR_ASSERT(0);
- return EINVAL;
- }
-#endif
- return pthread_sigmask(how, set, oset);
-}
-
-int ethr_sigwait(const sigset_t *set, int *sig)
-{
-#if ETHR_XCHK
- if (ethr_not_inited__) {
- ETHR_ASSERT(0);
- return EACCES;
- }
- if (!set || !sig) {
- ETHR_ASSERT(0);
- return EINVAL;
- }
-#endif
- if (sigwait(set, sig) < 0)
- return errno;
- return 0;
-}
-
-#endif /* #if ETHR_HAVE_ETHR_SIG_FUNCS */
-
-ETHR_IMPL_NORETURN__
-ethr_abort__(void)
-{
- abort();
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 15:04:20 +0000