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2003-10-09  Kaz Kojima  <kkojima@rr.iij4u.or.jp>

	* sysdeps/unix/sysv/linux/sh/syscalls.list: Add waitpid.
This commit is contained in:
Ulrich Drepper 2003-10-12 23:05:45 +00:00
parent cc0af5f451
commit fa3cbe3d5d
18 changed files with 304 additions and 431 deletions
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4
ChangeLog
View file

@ -1,3 +1,7 @@
2003-10-09 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* sysdeps/unix/sysv/linux/sh/syscalls.list: Add waitpid.
2003-10-10 Carlos O'Donell <carlos@baldric.uwo.ca>
* sysdeps/hppa/Makefile (CFLAGS-malloc.c): Variable removed.

24
nptl/ChangeLog
View file

@ -1,3 +1,27 @@
2003-10-09 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* sysdeps/unix/sysv/linux/sh/lowlevellock.h: Completely revamp the
locking macros. No distinction between normal and mutex locking
anymore.
* sysdeps/unix/sysv/linux/sh/lowlevellock.S: Rewrite mutex locking.
Merge bits from lowlevelmutex.S we still need.
* sysdeps/unix/sysv/linux/sh/libc-lowlevelmutex.S: Remove.
* sysdeps/unix/sysv/linux/sh/lowlevelmutex.S: Likewise.
* sysdeps/unix/sysv/linux/sh/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/sh/pthread_barrier_wait.S: Adjust for
new mutex implementation.
* sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedrdlock.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedwrlock.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S: Likewise.
* sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S: Likewise.
* sysdeps/unix/sysv/linux/sh/sysdep-cancel.h (PSEUDO): Also defined
symbol for entry point to avoid cancellation.
2003-10-07 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h: Backout 2003-10-02

19
nptl/sysdeps/unix/sysv/linux/sh/libc-lowlevelmutex.S
View file

@ -1,19 +0,0 @@
/* 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. */
#include "lowlevelmutex.S"

233
nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
View file

@ -28,33 +28,146 @@
#define FUTEX_WAKE 1
.globl __lll_lock_wait
.type __lll_lock_wait,@function
.hidden __lll_lock_wait
.globl __lll_mutex_lock_wait
.type __lll_mutex_lock_wait,@function
.hidden __lll_mutex_lock_wait
.align 5
__lll_lock_wait:
__lll_mutex_lock_wait:
mov.l r8, @-r15
mov r4, r6
mov r5, r4
mov r5, r8
mov #0, r7 /* No timeout. */
mov #FUTEX_WAIT, r5
2:
add #-1, r6 /* account for the preceeded xadd. */
1:
mov #2, r4
cmp/eq r4, r6
bt 3f
mov #1, r3
CMPXCHG (r3, @r8, r4, r2)
tst r2, r2
bt 2f
3:
mov r8, r4
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
mov #-1, r3
XADD (r3, @r4, r2)
tst r3, r3
bf/s 2b
mov r2, r6
2:
mov #0, r3
mov #2, r4
CMPXCHG (r3, @r8, r4, r2)
bf 1b
mov #-1, r1
mov.l r1, @r4
rts
mov.l @r15+, r8
ret
mov r2, r0
.size __lll_lock_wait,.-__lll_lock_wait
.size __lll_mutex_lock_wait,.-__lll_mutex_lock_wait
#ifdef NOT_IN_libc
.globl __lll_mutex_timedlock_wait
.type __lll_mutex_timedlock_wait,@function
.hidden __lll_mutex_timedlock_wait
.align 5
__lll_mutex_timedlock_wait:
/* Check for a valid timeout value. */
mov.l @(4,r6), r1
mov.l .L1g, r0
cmp/hs r0, r1
bt 3f
mov.l r10, @-r15
mov.l r9, @-r15
mov.l r8, @-r15
mov r4, r10
mov r6, r9
mov r5, r8
/* Stack frame for the timespec and timeval structs. */
add #-8, r15
1:
/* Get current time. */
mov r15, r4
mov #0, r5
mov #SYS_gettimeofday, r3
trapa #0x12
SYSCALL_INST_PAD
/* Compute relative timeout. */
mov.l @(4,r15), r0
mov.w .L1k, r1
dmulu.l r0, r1 /* Micro seconds to nano seconds. */
mov.l @r9, r2
mov.l @(4,r9), r3
mov.l @r15, r0
sts macl, r1
sub r0, r2
clrt
subc r1, r3
bf 4f
mov.l .L1g, r1
add r1, r3
add #-1, r2
4:
cmp/pz r2
bf 5f /* Time is already up. */
mov.l r2, @r15 /* Store relative timeout. */
mov.l r3, @(4,r15)
mov #1, r3
mov #2, r4
CMPXCHG (r3, @r8, r4, r2)
bt 8f
mov r8, r4
mov #FUTEX_WAIT, r5
mov r10, r6
mov r15, r7
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
mov r0, r4
8:
mov #0, r3
mov #2, r4
CMPXCHG (r3, @r8, r4, r2)
bf 7f
6:
add #8, r15
mov.l @r15+, r8
mov.l @r15+, r9
rts
mov.l @r15+, r10
7:
/* Check whether the time expired. */
mov #-ETIMEDOUT, r1
cmp/eq r4, r1
bt 5f
bra 1b
nop
3:
rts
mov #EINVAL, r0
5:
bra 6b
mov #ETIMEDOUT, r0
.L1k:
.word 1000
.align 2
.L1g:
.long 1000000000
.size __lll_mutex_timedlock_wait,.-__lll_mutex_timedlock_wait
#endif
#ifdef NOT_IN_libc
@ -63,76 +176,56 @@ __lll_lock_wait:
.hidden lll_unlock_wake_cb
.align 5
lll_unlock_wake_cb:
DEC (@r4, r2)
tst r2, r2
bt 1f
.align 2
mova 1f, r0
mov r15, r1
mov #-6, r15
0:
mov.l @r4, r2
add #1, r2
mov.l r2, @r4
1:
mov r1, r15
cmp/pl r2
bf 2f
mov #FUTEX_WAKE, r5
mov #1, r6 /* Wake one thread. */
mov #0, r7
mov.l r7, @r4 /* Stores 0. */
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
1:
rts
nop
.size lll_unlock_wake_cb,.-lll_unlock_wake_cb
#endif
.globl __lll_unlock_wake
.type __lll_unlock_wake,@function
.hidden __lll_unlock_wake
__lll_unlock_wake:
2:
.globl __lll_mutex_unlock_wake
.type __lll_mutex_unlock_wake,@function
.hidden __lll_mutex_unlock_wake
.align 5
__lll_mutex_unlock_wake:
mov #FUTEX_WAKE, r5
mov #1, r6 /* Wake one thread. */
mov #0, r7
mov.l r6, @r4 /* Stores 1. */
mov.l r7, @r4 /* Stores 0. */
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
rts
nop
.size __lll_unlock_wake,.-__lll_unlock_wake
.size __lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake
#ifdef NOT_IN_libc
.globl __lll_wait_tid
.type __lll_wait_tid,@function
.hidden __lll_wait_tid
__lll_wait_tid:
mov.l @r4, r6
1:
mov #FUTEX_WAIT, r5
mov #0, r7
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
mov r0, r1
mov.l @r4, r0
tst r0, r0
bf/s 1b
mov r0, r6
rts
nop
.size __lll_wait_tid,.-__lll_wait_tid
.globl __lll_timedwait_tid
.type __lll_timedwait_tid,@function
.hidden __lll_timedwait_tid
.align 5
__lll_timedwait_tid:
mov.l r9, @-r15
mov.l r8, @-r15
mov r4, r8
mov r5, r9
/* Stack frame for the timespec and timeval structs. */
add #-8, r15
2:
@ -145,8 +238,8 @@ __lll_timedwait_tid:
/* Compute relative timeout. */
mov.l @(4,r15), r0
mov.w .L1k, r1
dmulu.l r0, r1 /* Milli seconds to nano seconds. */
mov.w .L1k2, r1
dmulu.l r0, r1 /* Micro seconds to nano seconds. */
mov.l @r9, r2
mov.l @(4,r9), r3
mov.l @r15, r0
@ -155,7 +248,7 @@ __lll_timedwait_tid:
clrt
subc r1, r3
bf 5f
mov.l .L1g, r1
mov.l .L1g2, r1
add r1, r3
add #-1, r2
5:
@ -165,20 +258,21 @@ __lll_timedwait_tid:
mov.l r2, @r15 /* Store relative timeout. */
mov.l r3, @(4,r15)
mov.l @r8, r6
tst r6, r6
mov.l @r8, r2
tst r2, r2
bt 4f
mov r8, r4
mov #FUTEX_WAIT, r5
mov r2, r6
mov r15, r7
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
mov.l @r8, r0
tst r0, r0
mov.l @r8, r2
tst r2, r2
bf 1f
4:
mov #0, r0
@ -187,8 +281,8 @@ __lll_timedwait_tid:
mov.l @r15+, r8
rts
mov.l @r15+, r9
1:
/* Check whether the time expired. */
mov #-ETIMEDOUT, r1
cmp/eq r0, r1
bf 2b
@ -196,11 +290,10 @@ __lll_timedwait_tid:
bra 3b
mov #ETIMEDOUT, r0
.L1k:
.L1k2:
.word 1000
.align 2
.L1g:
.L1g2:
.long 1000000000
.size __lll_timedwait_tid,.-__lll_timedwait_tid
#endif

107
nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h
View file

@ -29,7 +29,8 @@
/* Initializer for compatibility lock. */
#define LLL_MUTEX_LOCK_INITIALIZER (0)
#define LLL_MUTEX_LOCK_INITIALIZER (0)
#define LLL_MUTEX_LOCK_INITIALIZER_LOCKED (1)
extern int __lll_mutex_lock_wait (int val, int *__futex) attribute_hidden;
extern int __lll_mutex_timedlock_wait (int val, int *__futex,
@ -53,7 +54,10 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden;
1: mov r1,r15\n\
mov #-1,%0\n\
negc %0,%0"\
: "=r" (__result) : "r" (&(futex)), "r" (1), "r" (0) \
: "=r" (__result) \
: "r" (&(futex)), \
"r" (LLL_MUTEX_LOCK_INITIALIZER_LOCKED), \
"r" (LLL_MUTEX_LOCK_INITIALIZER) \
: "r0", "r1", "r2", "t", "memory"); \
__result; })
@ -63,13 +67,14 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden;
.align 2\n\
mova 1f,r0\n\
mov r15,r1\n\
mov #-6,r15\n\
mov #-8,r15\n\
0: mov.l @%2,%0\n\
add %0,%1\n\
tst %0,%0\n\
bf 1f\n\
mov.l %1,@%2\n\
1: mov r1,r15"\
: "=&r" (__result), "=&r" (val) : "r" (__futex), "1" (1) \
: "r0", "r1", "memory"); \
: "=&r" (__result) : "r" (1), "r" (__futex) \
: "r0", "r1", "t", "memory"); \
if (__result) \
__lll_mutex_lock_wait (__result, __futex); })
@ -81,13 +86,14 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden;
.align 2\n\
mova 1f,r0\n\
mov r15,r1\n\
mov #-6,r15\n\
mov #-8,r15\n\
0: mov.l @%2,%0\n\
add %0,%1\n\
tst %0,%0\n\
bf 1f\n\
mov.l %1,@%2\n\
1: mov r1,r15"\
: "=&r" (__result), "=&r" (val) : "r" (__futex), "1" (2) \
: "r0", "r1", "memory"); \
: "=&r" (__result) : "r" (2), "r" (__futex) \
: "r0", "r1", "t", "memory"); \
if (__result) \
__lll_mutex_lock_wait (__result, __futex); })
@ -97,13 +103,14 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden;
.align 2\n\
mova 1f,r0\n\
mov r15,r1\n\
mov #-6,r15\n\
mov #-8,r15\n\
0: mov.l @%2,%0\n\
add %0,%1\n\
tst %0,%0\n\
bf 1f\n\
mov.l %1,@%2\n\
1: mov r1,r15"\
: "=&r" (__result), "=&r" (val) : "r" (__futex), "1" (1) \
: "r0", "r1", "memory"); \
: "=&r" (__result) : "r" (1), "r" (__futex) \
: "r0", "r1", "t", "memory"); \
if (__result) \
__result = __lll_mutex_timedlock_wait (__result, __futex, timeout); \
__result; })
@ -135,8 +142,8 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden;
typedef int lll_lock_t;
/* Initializers for lock. */
#define LLL_LOCK_INITIALIZER (1)
#define LLL_LOCK_INITIALIZER_LOCKED (0)
#define LLL_LOCK_INITIALIZER (0)
#define LLL_LOCK_INITIALIZER_LOCKED (1)
# ifdef NEED_SYSCALL_INST_PAD
@ -179,70 +186,20 @@ typedef int lll_lock_t;
} while (0)
extern int __lll_lock_wait (int val, int *__futex) attribute_hidden;
extern int __lll_unlock_wake (int *__futex) attribute_hidden;
extern int lll_unlock_wake_cb (int *__futex) attribute_hidden;
/* The states of a lock are:
1 - untaken
0 - taken by one user
<0 - taken by more users */
0 - untaken
1 - taken by one user
2 - taken by more users */
#define lll_trylock(futex) \
({ unsigned char __result; \
__asm __volatile ("\
.align 2\n\
mova 1f,r0\n\
nop\n\
mov r15,r1\n\
mov #-8,r15\n\
0: mov.l @%1,r2\n\
cmp/eq r2,%3\n\
bf 1f\n\
mov.l %2,@%1\n\
1: mov r1,r15\n\
mov #-1,%0\n\
negc %0,%0"\
: "=r" (__result) : "r" (&(futex)), "r" (0), "r" (1) \
: "r0", "r1", "r2", "t", "memory"); \
__result; })
#define lll_lock(futex) \
(void) ({ int __result, val, *__futex = &(futex); \
__asm __volatile ("\
.align 2\n\
mova 1f,r0\n\
mov r15,r1\n\
mov #-6,r15\n\
0: mov.l @%2,%0\n\
add %0,%1\n\
mov.l %1,@%2\n\
1: mov r1,r15"\
: "=&r" (__result), "=&r" (val) : "r" (__futex), "1" (-1) \
: "r0", "r1", "memory"); \
if (val < 0) \
__lll_lock_wait (__result, __futex); })
#define lll_unlock(futex) \
(void) ({ int __result, *__futex = &(futex); \
__asm __volatile ("\
.align 2\n\
mova 1f,r0\n\
mov r15,r1\n\
mov #-6,r15\n\
0: mov.l @%1,%0\n\
add #1,%0\n\
mov.l %0,@%1\n\
1: mov r1,r15"\
: "=&r" (__result) : "r" (__futex) \
: "r0", "r1", "memory"); \
if (__result <= 0) \
__lll_unlock_wake (__futex); })
#define lll_trylock(futex) lll_mutex_trylock (futex)
#define lll_lock(futex) lll_mutex_lock (futex)
#define lll_unlock(futex) lll_mutex_unlock (futex)
#define lll_islocked(futex) \
(futex <= 0)
(futex != LLL_LOCK_INITIALIZER)
/* The kernel notifies a process with uses CLONE_CLEARTID via futex
@ -254,8 +211,8 @@ extern int __lll_wait_tid (int *tid) attribute_hidden;
#define lll_wait_tid(tid) \
do { \
__typeof (tid) *__tid = &(tid); \
if (*__tid != 0) \
__lll_wait_tid (__tid); \
while (*__tid != 0) \
lll_futex_wait (__tid, *__tid); \
} while (0)
extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)

175
nptl/sysdeps/unix/sysv/linux/sh/lowlevelmutex.S
View file

@ -1,175 +0,0 @@
/* 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. */
#include <sysdep.h>
#include <pthread-errnos.h>
#include "lowlevel-atomic.h"
.text
#define SYS_gettimeofday __NR_gettimeofday
#define SYS_futex 240
#define FUTEX_WAIT 0
#define FUTEX_WAKE 1
.globl __lll_mutex_lock_wait
.type __lll_mutex_lock_wait,@function
.hidden __lll_mutex_lock_wait
.align 5
__lll_mutex_lock_wait:
mov r4, r6
mov r5, r4
mov #0, r7 /* No timeout. */
mov #FUTEX_WAIT, r5
1:
add #1, r6 /* account for the preceeded xadd. */
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
mov #1, r3
XADD (r3, @r4, r6)
tst r6, r6
bf 1b
mov #2, r1
mov.l r1, @r4
ret
mov #0, r0
.size __lll_mutex_lock_wait,.-__lll_mutex_lock_wait
#ifdef NOT_IN_libc
.globl __lll_mutex_timedlock_wait
.type __lll_mutex_timedlock_wait,@function
.hidden __lll_mutex_timedlock_wait
.align 5
__lll_mutex_timedlock_wait:
/* Check for a valid timeout value. */
mov.l @(4,r6), r1
mov.l .L1g, r0
cmp/hs r0, r1
bt 3f
mov.l r10, @-r15
mov.l r9, @-r15
mov.l r8, @-r15
mov r5, r8
mov r6, r9
mov r4, r10
/* Stack frame for the timespec and timeval structs. */
add #-8, r15
1:
add #1, r10
/* Get current time. */
mov r15, r4
mov #0, r5
mov #SYS_gettimeofday, r3
trapa #0x12
SYSCALL_INST_PAD
/* Compute relative timeout. */
mov.l @(4,r15), r0
mov.w .L1k, r1
dmulu.l r0, r1 /* Micro seconds to nano seconds. */
mov.l @r9, r2
mov.l @(4,r9), r3
mov.l @r15, r0
sts macl, r1
sub r0, r2
clrt
subc r1, r3
bf 4f
mov.l .L1g, r1
add r1, r3
add #-1, r2
4:
cmp/pz r2
bf 5f /* Time is already up. */
mov.l r2, @r15 /* Store relative timeout. */
mov.l r3, @(4,r15)
mov r8, r4
mov #FUTEX_WAIT, r5
mov r10, r6
mov r15, r7
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
mov r0, r4
mov #1, r10
XADD (r10, @r8, r3)
tst r3, r3
bf 7f
mov #2, r1
mov.l r1, @r8
mov #0, r0
6:
add #8, r15
mov.l @r15+, r8
mov.l @r15+, r9
rts
mov.l @r15+, r10
7:
/* Check whether the time expired. */
mov #-ETIMEDOUT, r1
cmp/eq r4, r1
bt 5f
bra 1b
nop
3:
rts
mov #EINVAL, r0
5:
bra 6b
mov #ETIMEDOUT, r0
.L1k:
.word 1000
.align 2
.L1g:
.long 1000000000
.size __lll_mutex_timedlock_wait,.-__lll_mutex_timedlock_wait
#endif
.globl __lll_mutex_unlock_wake
.type __lll_mutex_unlock_wake,@function
.hidden __lll_mutex_unlock_wake
.align 5
__lll_mutex_unlock_wake:
mov #FUTEX_WAKE, r5
mov #1, r6 /* Wake one thread. */
mov #0, r7
mov.l r7, @r4 /* Stores 0. */
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
SYSCALL_INST_PAD
rts
nop
.size __lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake

1
nptl/sysdeps/unix/sysv/linux/sh/not-cancel.h Normal file
View file

@ -0,0 +1 @@
#include "../i386/not-cancel.h"

20
nptl/sysdeps/unix/sysv/linux/sh/pthread_barrier_wait.S
View file

@ -37,9 +37,9 @@ pthread_barrier_wait:
mov r4, r8
/* Get the mutex. */
mov #-1, r3
XADD (r3, @(MUTEX,r8), r2)
tst r3, r3
mov #0, r3
mov #1, r4
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
bf 1f
/* One less waiter. If this was the last one needed wake
@ -55,8 +55,8 @@ pthread_barrier_wait:
mov.l @(CURR_EVENT,r8), r6
/* Release the mutex. */
INC (@(MUTEX,r8), r2)
cmp/pl r2
DEC (@(MUTEX,r8), r2)
tst r2, r2
bf 6f
7:
/* Wait for the remaining threads. The call will return immediately
@ -109,8 +109,8 @@ pthread_barrier_wait:
SYSCALL_INST_PAD
/* Release the mutex. */
INC (@(MUTEX,r8), r2)
cmp/pl r2
DEC (@(MUTEX,r8), r2)
tst r2, r2
bf 4f
5:
mov #-1, r0 /* == PTHREAD_BARRIER_SERIAL_THREAD */
@ -152,9 +152,9 @@ pthread_barrier_wait:
.Lall:
.long 0x7fffffff
.Lwait0:
.long __lll_lock_wait-.Lwait0b
.long __lll_mutex_lock_wait-.Lwait0b
.Lwake0:
.long __lll_unlock_wake-.Lwake0b
.long __lll_mutex_unlock_wake-.Lwake0b
.Lwake1:
.long __lll_unlock_wake-.Lwake1b
.long __lll_mutex_unlock_wake-.Lwake1b
.size pthread_barrier_wait,.-pthread_barrier_wait

8
nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
View file

@ -42,13 +42,13 @@ __pthread_cond_broadcast:
mov r4, r8
/* Get internal lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if cond_lock != 0
XADD (r3, @(cond_lock,r8), r2)
CMPXCHG (r3, @(cond_lock,r8), r4, r2)
#else
XADD (r3, @r8, r2)
CMPXCHG (r3, @r8, r4, r2)
#endif
tst r2, r2
bf 1f
2:
mov.l @(total_seq+4,r8),r0

23
nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
View file

@ -41,13 +41,13 @@ __pthread_cond_signal:
mov r4, r8
/* Get internal lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if cond_lock != 0
XADD (r3, @(cond_lock,r8), r2)
CMPXCHG (r3, @(cond_lock,r8), r4, r2)
#else
XADD (r3, @r8, r2)
CMPXCHG (r3, @r8, r4, r2)
#endif
tst r2, r2
bf 1f
2:
mov.l @(total_seq+4,r8),r0
@ -73,28 +73,15 @@ __pthread_cond_signal:
mov.l r0,@(wakeup_seq,r8)
mov.l r1,@(wakeup_seq+4,r8)
/* Wake up one thread by moving it to the internal lock futex. */
mov r8, r4
add #wakeup_seq, r4
#ifdef __ASSUME_FUTEX_REQUEUE
/* Wake up one thread by moving it to the internal lock futex. */
mov #FUTEX_REQUEUE, r5
mov #0, r6
mov #1, r7
mov r8, r0
# if cond_lock != 0
add #cond_lock, r0
# endif
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x15
#else
mov #FUTEX_WAKE, r5
mov #1, r6
mov #0, r7
mov #SYS_futex, r3
extu.b r3, r3
trapa #0x14
#endif
SYSCALL_INST_PAD
4:

16
nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
View file

@ -49,13 +49,13 @@ __pthread_cond_timedwait:
mov r6, r13
/* Get internal lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if cond_lock != 0
XADD (r3, @(cond_lock,r8), r2)
CMPXCHG (r3, @(cond_lock,r8), r4, r2)
#else
XADD (r3, @r8, r2)
CMPXCHG (r3, @r8, r4, r2)
#endif
tst r2, r2
bt 2f
bra 1f
nop
@ -180,13 +180,13 @@ __pthread_cond_timedwait:
.Ldisable1b:
/* Lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if cond_lock != 0
XADD (r3, @(cond_lock,r8), r2)
CMPXCHG (r3, @(cond_lock,r8), r4, r2)
#else
XADD (r3, @r8, r2)
CMPXCHG (r3, @r8, r4, r2)
#endif
tst r2, r2
bf 5f
6:
mov.l @(woken_seq,r8), r0

27
nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S
View file

@ -40,22 +40,21 @@ __condvar_cleanup:
mov.l @(4,r9), r8
/* Get internal lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if cond_lock != 0
XADD (r3, @(cond_lock,r8), r2)
CMPXCHG (r3, @(cond_lock,r8), r4, r2)
#else
XADD (r3, @r8, r2)
CMPXCHG (r3, @r8, r4, r2)
#endif
tst r2, r2
bt 1f
mov r8, r5
#if cond_lock != 0
add #cond_lock, r5
#endif
mov r2, r4
mov.l .Lwait0, r1
bsrf r1
nop
mov r2, r4
.Lwait0b:
1:
mov #1, r2
@ -144,13 +143,13 @@ __pthread_cond_wait:
mov r5, r9
/* Get internal lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if cond_lock != 0
XADD (r3, @(cond_lock,r8), r2)
CMPXCHG (r3, @(cond_lock,r8), r4, r2)
#else
XADD (r3, @r8, r2)
CMPXCHG (r3, @r8, r4, r2)
#endif
tst r2, r2
bt 2f
bra 1f
nop
@ -241,13 +240,13 @@ __pthread_cond_wait:
.Ldisable0b:
/* Lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if cond_lock != 0
XADD (r3, @(cond_lock,r8), r2)
CMPXCHG (r3, @(cond_lock,r8), r4, r2)
#else
XADD (r3, @r8, r2)
CMPXCHG (r3, @r8, r4, r2)
#endif
tst r2, r2
bf 5f
6:
mov.l @(woken_seq,r8), r0

16
nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
View file

@ -40,13 +40,13 @@ __pthread_rwlock_rdlock:
mov r4, r8
/* Get the lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if MUTEX == 0
XADD (r3, @r4, r2)
CMPXCHG (r3, @r8, r4, r2)
#else
XADD (r3, @(MUTEX,r4), r2)
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 1f
2:
mov.l @(WRITER,r8), r0
@ -86,13 +86,13 @@ __pthread_rwlock_rdlock:
SYSCALL_INST_PAD
/* Reget the lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if MUTEX == 0
XADD (r3, @r4, r2)
CMPXCHG (r3, @r8, r4, r2)
#else
XADD (r3, @(MUTEX,r4), r2)
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 12f
13:
mov.l @(READERS_QUEUED,r8), r0

17
nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedrdlock.S
View file

@ -44,13 +44,13 @@ pthread_rwlock_timedrdlock:
mov r5, r9
/* Get the lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if MUTEX == 0
XADD (r3, @r4, r2)
CMPXCHG (r3, @r8, r4, r2)
#else
XADD (r3, @(MUTEX,r4), r2)
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 1f
2:
mov.l @(WRITER,r8), r0
@ -129,14 +129,13 @@ pthread_rwlock_timedrdlock:
17:
/* Reget the lock. */
mov r8, r4
mov #1, r5
mov #0, r5
mov #1, r4
#if MUTEX == 0
XADD (r5, @r4, r2)
CMPXCHG (r5, @r8, r4, r2)
#else
XADD (r5, @(MUTEX,r4), r2)
CMPXCHG (r5, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 12f
13:

17
nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedwrlock.S
View file

@ -44,13 +44,13 @@ pthread_rwlock_timedwrlock:
mov r5, r9
/* Get the lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if MUTEX == 0
XADD (r3, @r4, r2)
CMPXCHG (r3, @r8, r4, r2)
#else
XADD (r3, @(MUTEX,r4), r2)
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 1f
2:
mov.l @(WRITER,r8), r0
@ -126,14 +126,13 @@ pthread_rwlock_timedwrlock:
17:
/* Reget the lock. */
mov r8, r4
mov #1, r5
mov #0, r5
mov #1, r4
#if MUTEX == 0
XADD (r5, @r4, r2)
CMPXCHG (r5, @r8, r4, r2)
#else
XADD (r5, @(MUTEX,r4), r2)
CMPXCHG (r5, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 12f
13:

8
nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S
View file

@ -37,13 +37,13 @@ __pthread_rwlock_unlock:
mov r4, r8
/* Get the lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if MUTEX == 0
XADD (r3, @r4, r2)
CMPXCHG (r3, @r8, r4, r2)
#else
XADD (r3, @(MUTEX,r4), r2)
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 1f
2:
mov.l @(WRITER,r8), r0

16
nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S
View file

@ -40,13 +40,13 @@ __pthread_rwlock_wrlock:
mov r4, r8
/* Get the lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if MUTEX == 0
XADD (r3, @r4, r2)
CMPXCHG (r3, @r8, r4, r2)
#else
XADD (r3, @(MUTEX,r4), r2)
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 1f
2:
mov.l @(WRITER,r8), r0
@ -83,13 +83,13 @@ __pthread_rwlock_wrlock:
SYSCALL_INST_PAD
/* Reget the lock. */
mov #1, r3
mov #0, r3
mov #1, r4
#if MUTEX == 0
XADD (r3, @r4, r2)
CMPXCHG (r3, @r8, r4, r2)
#else
XADD (r3, @(MUTEX,r4), r2)
CMPXCHG (r3, @(MUTEX,r8), r4, r2)
#endif
tst r2, r2
bf 12f
13:
mov.l @(WRITERS_QUEUED,r8), r0

4
nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
View file

@ -33,6 +33,9 @@
ENTRY (name); \
SINGLE_THREAD_P; \
bf .Lpseudo_cancel; \
.type __##syscall_name##_nocancel,@function; \
.globl __##syscall_name##_nocancel; \
__##syscall_name##_nocancel: \
DO_CALL (syscall_name, args); \
mov r0,r1; \
mov _IMM12,r2; \
@ -42,6 +45,7 @@
bt .Lsyscall_error; \
bra .Lpseudo_end; \
nop; \
.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.Lpseudo_cancel: \
sts.l pr,@-r15; \
add _IMM16,r15; \