+2003-02-08 kaz Kojima <kkojima@rr.iij4u.or.jp>
+
+ * sysdeps/sh/Makefile: New file.
+ * sysdeps/sh/bits/atomic.h: New file.
+ * sysdeps/sh/pthread_spin_init.c: New file.
+ * sysdeps/sh/pthread_spin_lock.c: New file.
+ * sysdeps/sh/pthread_spin_trylock.S: New file.
+ * sysdeps/sh/pthread_spin_unlock.S: New file.
+ * sysdeps/sh/pthreaddef.h: New file.
+ * sysdeps/sh/tcb-offsets.sym: New file.
+ * sysdeps/sh/td_ta_map_lwp2thr.c: New file.
+ * sysdeps/sh/tls.h: New file.
+ * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: New file.
+ * sysdeps/unix/sysv/linux/sh/bits/semaphore.h: New file.
+ * sysdeps/unix/sysv/linux/sh/createthread.c: New file.
+ * sysdeps/unix/sysv/linux/sh/fork.c: New file.
+ * sysdeps/unix/sysv/linux/sh/libc-lowlevellock.S: New file.
+ * sysdeps/unix/sysv/linux/sh/libc-lowlevelmutex.S: New file.
+ * sysdeps/unix/sysv/linux/sh/lowlevel-atomic.h: New file.
+ * sysdeps/unix/sysv/linux/sh/lowlevelcond.h: New file.
+ * sysdeps/unix/sysv/linux/sh/lowlevellock.S: New file.
+ * sysdeps/unix/sysv/linux/sh/lowlevellock.h: New file.
+ * sysdeps/unix/sysv/linux/sh/lowlevelmutex.S: New file.
+ * sysdeps/unix/sysv/linux/sh/lowlevelrwlock.h: New file.
+ * sysdeps/unix/sysv/linux/sh/pt-initfini.c: New file.
+ * sysdeps/unix/sysv/linux/sh/pt-vfork.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_barrier_wait.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_once.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedrdlock.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_rwlock_timedwrlock.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S: New file.
+ * sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S: New file.
+ * sysdeps/unix/sysv/linux/sh/sem_post.S: New file.
+ * sysdeps/unix/sysv/linux/sh/sem_timedwait.S: New file.
+ * sysdeps/unix/sysv/linux/sh/sem_trywait.S: New file.
+ * sysdeps/unix/sysv/linux/sh/sem_wait.S: New file.
+ * sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: New file.
+
2003-02-08 Ulrich Drepper <drepper@redhat.com>
* tst-cond2.c: Rearrange code to not rely on behavior undefined
--- /dev/null
+/* 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 <stdint.h>
+
+
+typedef int8_t atomic8_t;
+typedef uint8_t uatomic8_t;
+typedef int_fast8_t atomic_fast8_t;
+typedef uint_fast8_t uatomic_fast8_t;
+
+typedef int16_t atomic16_t;
+typedef uint16_t uatomic16_t;
+typedef int_fast16_t atomic_fast16_t;
+typedef uint_fast16_t uatomic_fast16_t;
+
+typedef int32_t atomic32_t;
+typedef uint32_t uatomic32_t;
+typedef int_fast32_t atomic_fast32_t;
+typedef uint_fast32_t uatomic_fast32_t;
+
+typedef int64_t atomic64_t;
+typedef uint64_t uatomic64_t;
+typedef int_fast64_t atomic_fast64_t;
+typedef uint_fast64_t uatomic_fast64_t;
+
+typedef intptr_t atomicptr_t;
+typedef uintptr_t uatomicptr_t;
+typedef intmax_t atomic_max_t;
+typedef uintmax_t uatomic_max_t;
+
+
+#define __arch_compare_and_exchange_8_acq(mem, newval, oldval) \
+ ({ unsigned char __result; \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ nop\n\
+ mov r15,r1\n\
+ mov #-8,r15\n\
+ 0: mov.b @%1,r2\n\
+ cmp/eq r2,%3\n\
+ bf 1f\n\
+ mov.b %2,@%1\n\
+ 1: mov r1,r15\n\
+ mov #-1,%0\n\
+ negc %0,%0"\
+ : "=r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ __result; })
+
+#define __arch_compare_and_exchange_16_acq(mem, newval, oldval) \
+ ({ unsigned char __result; \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ nop\n\
+ mov r15,r1\n\
+ mov #-8,r15\n\
+ 0: mov.w @%1,r2\n\
+ cmp/eq r2,%3\n\
+ bf 1f\n\
+ mov.w %2,@%1\n\
+ 1: mov r1,r15\n\
+ mov #-1,%0\n\
+ negc %0,%0"\
+ : "=r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ __result; })
+
+#define __arch_compare_and_exchange_32_acq(mem, newval, oldval) \
+ ({ 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" (mem), "r" (newval), "r" (oldval) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ __result; })
+
+/* XXX We do not really need 64-bit compare-and-exchange. At least
+ not in the moment. Using it would mean causing portability
+ problems since not many other 32-bit architectures have support for
+ such an operation. So don't define any code for now. */
+
+# define __arch_compare_and_exchange_64_acq(mem, newval, oldval) \
+ (abort (), 0)
+
+#define atomic_exchange_and_add(mem, value) \
+ ({ __typeof (*mem) __result; \
+ if (sizeof (*mem) == 1) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.b @%2,%0\n\
+ add %0,%1\n\
+ mov.b %1,@%2\n\
+ 1: mov r1,r15"\
+ : "=&r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "memory"); \
+ else if (sizeof (*mem) == 2) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.w @%2,%0\n\
+ add %0,%1\n\
+ mov.w %1,@%2\n\
+ 1: mov r1,r15"\
+ : "=&r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "memory"); \
+ else if (sizeof (*mem) == 4) \
+ __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" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "memory"); \
+ else \
+ { \
+ __typeof (value) addval = (value); \
+ __typeof (*mem) oldval; \
+ __typeof (mem) memp = (mem); \
+ do \
+ __result = (oldval = *memp) + addval; \
+ while (!__arch_compare_and_exchange_64_acq (memp, __result, oldval));\
+ (void) addval; \
+ } \
+ __result; })
+
+#define atomic_add(mem, value) \
+ (void) ({ if (sizeof (*mem) == 1) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.b @%1,r2\n\
+ add r2,%0\n\
+ mov.b %0,@%1\n\
+ 1: mov r1,r15"\
+ : "=&r" (value) : "r" (mem), "0" (value) \
+ : "r0", "r1", "r2", "memory"); \
+ else if (sizeof (*mem) == 2) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.w @%1,r2\n\
+ add r2,%0\n\
+ mov.w %0,@%1\n\
+ 1: mov r1,r15"\
+ : "=&r" (value) : "r" (mem), "0" (value) \
+ : "r0", "r1", "r2", "memory"); \
+ else if (sizeof (*mem) == 4) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.l @%1,r2\n\
+ add r2,%0\n\
+ mov.l %0,@%1\n\
+ 1: mov r1,r15"\
+ : "=&r" (value) : "r" (mem), "0" (value) \
+ : "r0", "r1", "r2", "memory"); \
+ else \
+ { \
+ __typeof (value) addval = (value); \
+ __typeof (*mem) oldval; \
+ __typeof (mem) memp = (mem); \
+ do \
+ oldval = *memp; \
+ while (! __arch_compare_and_exchange_64_acq (memp, \
+ oldval + addval, \
+ oldval)); \
+ (void) addval; \
+ } \
+ })
+
+#define atomic_add_negative(mem, value) \
+ ({ unsigned char __result; \
+ if (sizeof (*mem) == 1) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.b @%2,r2\n\
+ add r2,%1\n\
+ mov.b %1,@%2\n\
+ 1: mov r1,r15\n\
+ shal %1\n\
+ movt %0"\
+ : "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ else if (sizeof (*mem) == 2) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.w @%2,r2\n\
+ add r2,%1\n\
+ mov.w %1,@%2\n\
+ 1: mov r1,r15\n\
+ shal %1\n\
+ movt %0"\
+ : "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ else if (sizeof (*mem) == 4) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.l @%2,r2\n\
+ add r2,%1\n\
+ mov.l %1,@%2\n\
+ 1: mov r1,r15\n\
+ shal %1\n\
+ movt %0"\
+ : "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ else \
+ abort (); \
+ __result; })
+
+#define atomic_add_zero(mem, value) \
+ ({ unsigned char __result; \
+ if (sizeof (*mem) == 1) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.b @%2,r2\n\
+ add r2,%1\n\
+ mov.b %1,@%2\n\
+ 1: mov r1,r15\n\
+ tst %1,%1\n\
+ movt %0"\
+ : "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ else if (sizeof (*mem) == 2) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.w @%2,r2\n\
+ add r2,%1\n\
+ mov.w %1,@%2\n\
+ 1: mov r1,r15\n\
+ tst %1,%1\n\
+ movt %0"\
+ : "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ else if (sizeof (*mem) == 4) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.l @%2,r2\n\
+ add r2,%1\n\
+ mov.l %1,@%2\n\
+ 1: mov r1,r15\n\
+ tst %1,%1\n\
+ movt %0"\
+ : "=r" (__result), "=&r" (value) : "r" (mem), "1" (value) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ else \
+ abort (); \
+ __result; })
+
+#define atomic_increment_and_test(mem) atomic_add_zero((mem), 1)
+#define atomic_decrement_and_test(mem) atomic_add_zero((mem), -1)
+
+#define atomic_bit_set(mem, bit) \
+ (void) ({ unsigned int __mask = 1 << (bit); \
+ if (sizeof (*mem) == 1) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.b @%0,r2\n\
+ or %1,r2\n\
+ mov.b r2,@%0\n\
+ 1: mov r1,r15"\
+ : : "r" (mem), "r" (__mask) \
+ : "r0", "r1", "r2", "memory"); \
+ else if (sizeof (*mem) == 2) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.w @%0,r2\n\
+ or %1,r2\n\
+ mov.w r2,@%0\n\
+ 1: mov r1,r15"\
+ : : "r" (mem), "r" (__mask) \
+ : "r0", "r1", "r2", "memory"); \
+ else if (sizeof (*mem) == 4) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ mov r15,r1\n\
+ mov #-6,r15\n\
+ 0: mov.l @%0,r2\n\
+ or %1,r2\n\
+ mov.l r2,@%0\n\
+ 1: mov r1,r15"\
+ : : "r" (mem), "r" (__mask) \
+ : "r0", "r1", "r2", "memory"); \
+ else \
+ abort (); \
+ })
+
+#define atomic_bit_test_set(mem, bit) \
+ ({ unsigned int __mask = 1 << (bit); \
+ unsigned int __result = __mask; \
+ if (sizeof (*mem) == 1) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ nop\n\
+ mov r15,r1\n\
+ mov #-8,r15\n\
+ 0: mov.b @%2,r2\n\
+ or r2,%1\n\
+ and r2,%0\n\
+ mov.b %1,@%2\n\
+ 1: mov r1,r15"\
+ : "=&r" (__result), "=&r" (__mask) \
+ : "r" (mem), "0" (__result), "1" (__mask) \
+ : "r0", "r1", "r2", "memory"); \
+ else if (sizeof (*mem) == 2) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ nop\n\
+ mov r15,r1\n\
+ mov #-8,r15\n\
+ 0: mov.w @%2,r2\n\
+ or r2,%1\n\
+ and r2,%0\n\
+ mov.w %1,@%2\n\
+ 1: mov r1,r15"\
+ : "=&r" (__result), "=&r" (__mask) \
+ : "r" (mem), "0" (__result), "1" (__mask) \
+ : "r0", "r1", "r2", "memory"); \
+ else if (sizeof (*mem) == 4) \
+ __asm __volatile ("\
+ .align 2\n\
+ mova 1f,r0\n\
+ nop\n\
+ mov r15,r1\n\
+ mov #-8,r15\n\
+ 0: mov.l @%2,r2\n\
+ or r2,%1\n\
+ and r2,%0\n\
+ mov.l %1,@%2\n\
+ 1: mov r1,r15"\
+ : "=&r" (__result), "=&r" (__mask) \
+ : "r" (mem), "0" (__result), "1" (__mask) \
+ : "r0", "r1", "r2", "memory"); \
+ else \
+ abort (); \
+ __result; })
--- /dev/null
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ 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. */
+
+/* Not needed. pthread_spin_init is an alias for pthread_spin_unlock. */
--- /dev/null
+/* 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 "pthreadP.h"
+
+int
+pthread_spin_lock (lock)
+ pthread_spinlock_t *lock;
+{
+ unsigned int val;
+
+ do
+ asm volatile ("tas.b @%1; movt %0"
+ : "=&r" (val)
+ : "r" (lock)
+ : "memory");
+ while (val == 0);
+
+ return 0;
+}
--- /dev/null
+/* 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. */
+
+#define EBUSY 16
+
+ .globl pthread_spin_trylock
+ .type pthread_spin_trylock,@function
+ .align 5
+pthread_spin_trylock:
+ tas.b @r4
+ bf/s 1f
+ mov #EBUSY, r0
+ mov #0, r0
+1:
+ rts
+ nop
+ .size pthread_spin_trylock,.-pthread_spin_trylock
--- /dev/null
+/* 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. */
+
+ .globl pthread_spin_unlock
+ .type pthread_spin_unlock,@function
+ .align 5
+pthread_spin_unlock:
+ mov #0,r0
+ rts
+ mov.l r0,@r4
+ .size pthread_spin_unlock,.-pthread_spin_unlock
+
+ /* The implementation of pthread_spin_init is identical. */
+ .globl pthread_spin_init
+pthread_spin_init = pthread_spin_unlock
--- /dev/null
+/* 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>
+
+/* Default stack size. */
+#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024)
+
+/* Required stack pointer alignment at beginning. */
+#define STACK_ALIGN 8
+
+/* Minimal stack size after allocating thread descriptor and guard size. */
+#define MINIMAL_REST_STACK 2048
+
+/* Alignment requirement for TCB. */
+#define TCB_ALIGNMENT 8
+
+/* The signal used for asynchronous cancelation. */
+#define SIGCANCEL __SIGRTMIN
+
+
+/* Location of current stack frame. */
+#define CURRENT_STACK_FRAME __builtin_frame_address (0)
+
+
+/* XXX Until we have a better place keep the definitions here. */
+
+/* While there is no such syscall. */
+#define __exit_thread_inline(val) \
+ while (1) { \
+ if (__builtin_constant_p (val) && (val) == 0) \
+ asm volatile ("mov #0,r4; mov %0,r3; trapa #0x11\n\t" SYSCALL_INST_PAD \
+ :: "i" (__NR_exit)); \
+ else \
+ asm volatile ("mov %1,r4; mov %0,r3; trapa #0x11\n\t" SYSCALL_INST_PAD \
+ :: "i" (__NR_exit), "r" (val)); \
+ }
--- /dev/null
+#include <sysdep.h>
+#include <tls.h>
+
+MULTIPLE_THREADS_OFFSET offsetof (struct pthread, header.data.multiple_threads)
+TLS_PRE_TCB_SIZE sizeof (struct pthread)
--- /dev/null
+/* Which thread is running on an LWP? Stub version.
+ 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 "thread_dbP.h"
+#include <tls.h>
+#include <sys/reg.h>
+
+
+td_err_e
+td_ta_map_lwp2thr (const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th)
+{
+ LOG ("td_ta_map_lwp2thr");
+
+ /* Test whether the TA parameter is ok. */
+ if (! ta_ok (ta))
+ return TD_BADTA;
+
+ prgregset_t regs;
+ if (ps_lgetregs (ta->ph, lwpid, regs) != PS_OK)
+ return TD_ERR;
+
+ th->th_unique = regs[REG_GBR];
+
+ /* Found it. Now complete the `td_thrhandle_t' object. */
+ th->th_ta_p = (td_thragent_t *) ta;
+
+ return TD_OK;
+}
--- /dev/null
+/* Definition for thread-local data handling. NPTL/SH version.
+ 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 _TLS_H
+#define _TLS_H
+
+# include <dl-sysdep.h>
+
+#ifndef __ASSEMBLER__
+# include <stddef.h>
+# include <stdint.h>
+
+/* Type for the dtv. */
+typedef union dtv
+{
+ size_t counter;
+ void *pointer;
+} dtv_t;
+
+typedef struct
+{
+ dtv_t *dtv;
+ void *private;
+} tcbhead_t;
+
+#else /* __ASSEMBLER__ */
+# include <tcb-offsets.h>
+#endif /* __ASSEMBLER__ */
+
+
+/* We require TLS support in the tools. */
+#ifndef HAVE_TLS_SUPPORT
+# error "TLS support is required."
+#endif
+
+/* Signal that TLS support is available. */
+# define USE_TLS 1
+
+#ifndef __ASSEMBLER__
+
+/* Get system call information. */
+# include <sysdep.h>
+
+/* Get the thread descriptor definition. */
+# include <nptl/descr.h>
+
+/* This is the size of the initial TCB. */
+# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
+
+/* Alignment requirements for the initial TCB. */
+# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
+
+/* This is the size of the TCB. */
+# define TLS_TCB_SIZE sizeof (tcbhead_t)
+
+/* This is the size we need before TCB. */
+# define TLS_PRE_TCB_SIZE sizeof (struct pthread)
+
+/* Alignment requirements for the TCB. */
+# define TLS_TCB_ALIGN __alignof__ (struct pthread)
+
+/* The TLS blocks start right after the TCB. */
+# define TLS_DTV_AT_TP 1
+
+
+/* Install the dtv pointer. The pointer passed is to the element with
+ index -1 which contain the length. */
+# define INSTALL_DTV(tcbp, dtvp) \
+ ((tcbhead_t *) (tcbp))->dtv = dtvp + 1
+
+/* Install new dtv for current thread. */
+# define INSTALL_NEW_DTV(dtv) \
+ ({ tcbhead_t *__tcbp; \
+ __asm __volatile ("stc gbr,%0" : "=r" (__tcbp)); \
+ __tcbp->dtv = (dtv);})
+
+/* Return dtv of given thread descriptor. */
+# define GET_DTV(tcbp) \
+ (((tcbhead_t *) (tcbp))->dtv)
+
+/* Code to initially initialize the thread pointer. This might need
+ special attention since 'errno' is not yet available and if the
+ operation can cause a failure 'errno' must not be touched. */
+# define TLS_INIT_TP(tcbp, secondcall) \
+ ({ __asm __volatile ("ldc %0,gbr" : : "r" (tcbp)); 0; })
+
+/* Return the address of the dtv for the current thread. */
+# define THREAD_DTV() \
+ ({ tcbhead_t *__tcbp; \
+ __asm __volatile ("stc gbr,%0" : "=r" (__tcbp)); \
+ __tcbp->dtv;})
+
+/* Return the thread descriptor for the current thread.
+ The contained asm must *not* be marked volatile since otherwise
+ assignments like
+ struct pthread *self = thread_self();
+ do not get optimized away. */
+# define THREAD_SELF \
+ ({ struct pthread *__self; \
+ __asm ("stc gbr,%0" : "=r" (__self)); \
+ __self - 1;})
+
+/* Read member of the thread descriptor directly. */
+# define THREAD_GETMEM(descr, member) ((THREAD_SELF)->member)
+
+/* Same as THREAD_GETMEM, but the member offset can be non-constant. */
+# define THREAD_GETMEM_NC(descr, member, idx) ((THREAD_SELF)->member[idx])
+
+/* Set member of the thread descriptor directly. */
+# define THREAD_SETMEM(descr, member, value) \
+ (THREAD_SELF)->member = (value)
+
+/* Same as THREAD_SETMEM, but the member offset can be non-constant. */
+# define THREAD_SETMEM_NC(descr, member, idx, value) \
+ (THREAD_SELF)->member[idx] = (value)
+
+#endif /* __ASSEMBLER__ */
+
+#endif /* tls.h */
--- /dev/null
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ 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 _BITS_PTHREADTYPES_H
+#define _BITS_PTHREADTYPES_H 1
+
+#define __SIZEOF_PTHREAD_ATTR_T 36
+#define __SIZEOF_PTHREAD_MUTEX_T 24
+#define __SIZEOF_PTHREAD_MUTEXATTR_T 4
+#define __SIZEOF_PTHREAD_COND_T 48
+#define __SIZEOF_PTHREAD_COND_COMPAT_T 12
+#define __SIZEOF_PTHREAD_CONDATTR_T 4
+#define __SIZEOF_PTHREAD_RWLOCK_T 32
+#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
+#define __SIZEOF_PTHREAD_BARRIER_T 20
+#define __SIZEOF_PTHREAD_BARRIERATTR_T 4
+
+
+/* Thread identifiers. The structure of the attribute type is not
+ exposed on purpose. */
+typedef struct __opaque_pthread *pthread_t;
+
+
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_ATTR_T];
+ long int __align;
+} pthread_attr_t;
+
+
+/* Data structures for mutex handling. The structure of the attribute
+ type is not exposed on purpose. */
+typedef union
+{
+ struct
+ {
+ int __lock;
+ unsigned int __count;
+ struct pthread *__owner;
+ /* KIND must stay at this position in the structure to maintain
+ binary compatibility. */
+ int __kind;
+ } __data;
+ char __size[__SIZEOF_PTHREAD_MUTEX_T];
+ long int __align;
+} pthread_mutex_t;
+
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
+ long int __align;
+} pthread_mutexattr_t;
+
+
+/* Data structure for conditional variable handling. The structure of
+ the attribute type is not exposed on purpose. */
+typedef union
+{
+ struct
+ {
+ int __lock;
+ unsigned long long int __total_seq;
+ unsigned long long int __wakeup_seq;
+ unsigned long long int __woken_seq;
+ } __data;
+ char __size[__SIZEOF_PTHREAD_COND_T];
+ long long int __align;
+} pthread_cond_t;
+
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_CONDATTR_T];
+ long int __align;
+} pthread_condattr_t;
+
+
+/* Keys for thread-specific data */
+typedef unsigned int pthread_key_t;
+
+
+/* Once-only execution */
+typedef int pthread_once_t;
+
+
+#ifdef __USE_UNIX98
+/* Data structure for read-write lock variable handling. The
+ structure of the attribute type is not exposed on purpose. */
+typedef union
+{
+ struct
+ {
+ int __lock;
+ unsigned int __nr_readers;
+ unsigned int __readers_wakeup;
+ unsigned int __writer_wakeup;
+ unsigned int __nr_readers_queued;
+ unsigned int __nr_writers_queued;
+ /* FLAGS must stay at this position in the structure to maintain
+ binary compatibility. */
+ unsigned int __flags;
+ pthread_t __writer;
+ } __data;
+ char __size[__SIZEOF_PTHREAD_RWLOCK_T];
+ long int __align;
+} pthread_rwlock_t;
+
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_RWLOCKATTR_T];
+ long int __align;
+} pthread_rwlockattr_t;
+#endif
+
+
+#ifdef __USE_XOPEN2K
+/* POSIX spinlock data type. */
+typedef volatile int pthread_spinlock_t;
+
+
+/* POSIX barriers data type. The structure of the type is
+ deliberately not exposed. */
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_BARRIER_T];
+ long int __align;
+} pthread_barrier_t;
+
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_BARRIERATTR_T];
+ int __align;
+} pthread_barrierattr_t;
+#endif
+
+
+#endif /* bits/pthreadtypes.h */
--- /dev/null
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ 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 _SEMAPHORE_H
+# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
+#endif
+
+
+#define __SIZEOF_SEM_T 16
+
+
+/* Value returned if `sem_open' failed. */
+#define SEM_FAILED ((sem_t *) 0)
+
+/* Maximum value the semaphore can have. */
+#define SEM_VALUE_MAX ((int) ((~0u) >> 1))
+
+
+typedef union
+{
+ char __size[__SIZEOF_SEM_T];
+ long int __align;
+} sem_t;
--- /dev/null
+/* 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. */
+
+/* Value passed to 'clone' for initialization of the thread register. */
+#define TLS_VALUE (pd + 1)
+
+
+/* Get the real implementation. */
+#include <nptl/sysdeps/pthread/createthread.c>
--- /dev/null
+/* 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 <sched.h>
+#include <signal.h>
+#include <sysdep.h>
+#include <tls.h>
+
+/* TLS pointer argument is passed as the 5-th argument. */
+#define ARCH_FORK() \
+ INLINE_SYSCALL (clone, 5, \
+ CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, 0, \
+ NULL, &THREAD_SELF->tid, NULL)
+
+#include "../fork.c"
--- /dev/null
+/* 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 <tls.h>
+#include "lowlevel-atomic.h"
+
+ .text
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define ETIMEDOUT 110
+
+
+ .globl __lll_lock_wait
+ .type __lll_lock_wait,@function
+ .hidden __lll_lock_wait
+ .align 5
+__lll_lock_wait:
+ mov r4, r6
+ mov r5, r4
+ mov #0, r7 /* No timeout. */
+ mov #FUTEX_WAIT, r5
+2:
+ 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, r2)
+ tst r3, r3
+ bf/s 2b
+ mov r2, r6
+
+ mov #-1, r1
+ mov.l r1, @r4
+ rts
+ mov r2, r0
+ .size __lll_lock_wait,.-__lll_lock_wait
+
+
+ .type lll_unlock_wake_cb,@function
+ .align 5
+lll_unlock_wake_cb:
+
+ .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
+ rts
+ nop
+ .size lll_unlock_wake_cb,.-lll_unlock_wake_cb
+
+
+ .globl __lll_unlock_wake
+ .type __lll_unlock_wake,@function
+ .hidden __lll_unlock_wake
+__lll_unlock_wake:
+2:
+ mov #FUTEX_WAKE, r5
+ mov #1, r6 /* Wake one thread. */
+ mov #0, r7
+ mov.l r6, @r4 /* Stores 1. */
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ rts
+ nop
+ .size __lll_unlock_wake,.-__lll_unlock_wake
+
+
+ .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
+__lll_timedwait_tid:
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ mov r4, r8
+ mov r5, r9
+ add #-8, r15
+
+2:
+ /* 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 /* Milli 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 5f
+ mov.l .L1g, r1
+ add r1, r3
+ add #-1, r2
+5:
+ cmp/pz r2
+ bf 6f /* Time is already up. */
+
+ mov.l r2, @r15 /* Store relative timeout. */
+ mov.l r3, @(4,r15)
+
+ mov.l @r8, r6
+ tst r6, r6
+ bt 4f
+
+ mov r8, r4
+ mov #FUTEX_WAIT, r5
+ mov r15, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ mov r0, r1
+
+ mov.l @r8, r0
+ tst r0, r0
+ bf 1f
+4:
+ mov #0, r0
+3:
+ add #8, r15
+ mov.l @r15+, r8
+ rts
+ mov.l @r15+, r9
+
+1:
+ mov #-ETIMEDOUT, r1
+ cmp/eq r0, r1
+ bf 2b
+6:
+ bra 3b
+ mov #ETIMEDOUT, r0
+
+.L1k:
+ .word 1000
+ .align 2
+.L1g:
+ .long 1000000000
+
+ .size __lll_timedwait_tid,.-__lll_timedwait_tid
+
+
+ .globl __lll_wake_tid
+ .type __lll_wake_tid,@function
+ .hidden __lll_wake_tid
+__lll_wake_tid:
+ mov #FUTEX_WAKE, r5
+ mov #-1, r6
+ shlr r6 /* r6 = 0x7fffffff */
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ rts
+ nop
+ .size __lll_wake_tid,.-__lll_wake_tid
--- /dev/null
+/* 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 "lowlevel-atomic.h"
+
+ .text
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EWOULDBLOCK 11
+#define EINVAL 22
+#define ETIMEDOUT 110
+
+
+ .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
+
+
+ .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
+ add #1, r10
+
+ /* 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 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 #1, r3
+ XADD (r3, @r8, r10)
+ tst r10, r10
+ 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 r0, 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
+
+
+ .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
--- /dev/null
+/* 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. */
+
+#ifdef __ASSEMBLER__
+
+#define _IMP1 #1
+#define _IMM1 #-1
+#define _IMM6 #-6
+#define _IMM8 #-8
+
+#define INC(mem, reg) \
+ .align 2; \
+ mova 99f, r0; \
+ mov r15, r1; \
+ mov _IMM6, r15; \
+98: mov.l mem, reg; \
+ add _IMP1, reg; \
+ mov.l reg, mem; \
+99: mov r1, r15
+
+#define DEC(mem, reg) \
+ .align 2; \
+ mova 99f, r0; \
+ mov r15, r1; \
+ mov _IMM6, r15; \
+98: mov.l mem, reg; \
+ add _IMM1, reg; \
+ mov.l reg, mem; \
+99: mov r1, r15
+
+#define XADD(reg, mem, old) \
+ .align 2; \
+ mova 99f, r0; \
+ mov r15, r1; \
+ mov _IMM6, r15; \
+98: mov.l mem, old; \
+ add old, reg; \
+ mov.l reg, mem; \
+99: mov r1, r15
+
+#define CMPXCHG(reg, mem, new, old) \
+ .align 2; \
+ mova 99f, r0; \
+ nop; \
+ mov r15, r1; \
+ mov _IMM8, r15; \
+98: mov.l mem, old; \
+ cmp/eq old, reg; \
+ bf 99f; \
+ mov.l new, mem; \
+99: mov r1, r15
+
+#endif /* __ASSEMBLER__ */
--- /dev/null
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ 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. */
+
+#define cond_lock 0
+#define total_seq 4
+#define wakeup_seq 12
+#define woken_seq 20
--- /dev/null
+/* 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 "lowlevel-atomic.h"
+
+ .text
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define ETIMEDOUT 110
+
+
+ .globl __lll_lock_wait
+ .type __lll_lock_wait,@function
+ .hidden __lll_lock_wait
+ .align 5
+__lll_lock_wait:
+ mov r4, r6
+ mov r5, r4
+ mov #0, r7 /* No timeout. */
+ mov #FUTEX_WAIT, r5
+2:
+ 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, r2)
+ tst r3, r3
+ bf/s 2b
+ mov r2, r6
+
+ mov #-1, r1
+ mov.l r1, @r4
+ rts
+ mov r2, r0
+ .size __lll_lock_wait,.-__lll_lock_wait
+
+
+ .globl lll_unlock_wake_cb
+ .type lll_unlock_wake_cb,@function
+ .hidden lll_unlock_wake_cb
+ .align 5
+lll_unlock_wake_cb:
+
+ .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
+ rts
+ nop
+ .size lll_unlock_wake_cb,.-lll_unlock_wake_cb
+
+
+ .globl __lll_unlock_wake
+ .type __lll_unlock_wake,@function
+ .hidden __lll_unlock_wake
+__lll_unlock_wake:
+2:
+ mov #FUTEX_WAKE, r5
+ mov #1, r6 /* Wake one thread. */
+ mov #0, r7
+ mov.l r6, @r4 /* Stores 1. */
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ rts
+ nop
+ .size __lll_unlock_wake,.-__lll_unlock_wake
+
+
+ .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
+__lll_timedwait_tid:
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ mov r4, r8
+ mov r5, r9
+ add #-8, r15
+
+2:
+ /* 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 /* Milli 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 5f
+ mov.l .L1g, r1
+ add r1, r3
+ add #-1, r2
+5:
+ cmp/pz r2
+ bf 6f /* Time is already up. */
+
+ mov.l r2, @r15 /* Store relative timeout. */
+ mov.l r3, @(4,r15)
+
+ mov.l @r8, r6
+ tst r6, r6
+ bt 4f
+
+ mov r8, r4
+ mov #FUTEX_WAIT, r5
+ mov r15, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ mov r0, r1
+
+ mov.l @r8, r0
+ tst r0, r0
+ bf 1f
+4:
+ mov #0, r0
+3:
+ add #8, r15
+ mov.l @r15+, r8
+ rts
+ mov.l @r15+, r9
+
+1:
+ mov #-ETIMEDOUT, r1
+ cmp/eq r0, r1
+ bf 2b
+6:
+ bra 3b
+ mov #ETIMEDOUT, r0
+
+.L1k:
+ .word 1000
+ .align 2
+.L1g:
+ .long 1000000000
+
+ .size __lll_timedwait_tid,.-__lll_timedwait_tid
+
+
+ .globl __lll_wake_tid
+ .type __lll_wake_tid,@function
+ .hidden __lll_wake_tid
+__lll_wake_tid:
+ mov #FUTEX_WAKE, r5
+ mov #-1, r6
+ shlr r6 /* r6 = 0x7fffffff */
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ rts
+ nop
+ .size __lll_wake_tid,.-__lll_wake_tid
+
+
--- /dev/null
+/* 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 _LOWLEVELLOCK_H
+#define _LOWLEVELLOCK_H 1
+
+#include <time.h>
+#include <sys/param.h>
+#include <bits/pthreadtypes.h>
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+
+/* Initializer for compatibility lock. */
+#define LLL_MUTEX_LOCK_INITIALIZER (0)
+
+extern int __lll_mutex_lock_wait (int val, int *__futex) attribute_hidden;
+extern int __lll_mutex_timedlock_wait (int val, int *__futex,
+ const struct timespec *abstime)
+ attribute_hidden;
+extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden;
+
+
+#define lll_mutex_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" (1), "r" (0) \
+ : "r0", "r1", "r2", "t", "memory"); \
+ __result; })
+
+#define lll_mutex_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 (__result) \
+ __lll_mutex_lock_wait (__result, __futex); })
+
+#define lll_mutex_timedlock(futex, timeout) \
+ ({ 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 (__result) \
+ __result = __lll_mutex_timedlock_wait (__result, __futex, timeout); \
+ __result; })
+
+#define lll_mutex_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) \
+ __lll_mutex_unlock_wake (__futex); })
+
+#define lll_mutex_islocked(futex) \
+ (futex != 0)
+
+
+/* We have a separate internal lock implementation which is not tied
+ to binary compatibility. */
+
+/* Type for lock object. */
+typedef int lll_lock_t;
+
+/* Initializers for lock. */
+#define LLL_LOCK_INITIALIZER (1)
+#define LLL_LOCK_INITIALIZER_LOCKED (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 */
+
+
+#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_islocked(futex) \
+ (futex <= 0)
+
+
+/* The kernel notifies a process with uses CLONE_CLEARTID via futex
+ wakeup when the clone terminates. The memory location contains the
+ thread ID while the clone is running and is reset to zero
+ afterwards. */
+
+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 (0)
+
+extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)
+ attribute_hidden;
+#define lll_timedwait_tid(tid, abstime) \
+ ({ \
+ int __result = 0; \
+ if (tid != 0) \
+ { \
+ if (abstime == NULL || abstime->tv_nsec >= 1000000000) \
+ __result = EINVAL; \
+ else \
+ __result = __lll_timedwait_tid (&tid, abstime); \
+ } \
+ __result; })
+
+
+extern int __lll_wake_tid (int *tid) attribute_hidden;
+#define lll_wake_tid(tid) \
+ do { \
+ (tid) = 0; \
+ ___lll_wake_tid (&tid); \
+ } while (0)
+
+
+/* Conditional variable handling. */
+
+extern void __lll_cond_wait (pthread_cond_t *cond) attribute_hidden;
+extern int __lll_cond_timedwait (pthread_cond_t *cond,
+ const struct timespec *abstime)
+ attribute_hidden;
+extern void __lll_cond_wake (pthread_cond_t *cond) attribute_hidden;
+extern void __lll_cond_broadcast (pthread_cond_t *cond) attribute_hidden;
+
+
+#define lll_cond_wait(cond) \
+ __lll_cond_wait (cond)
+#define lll_cond_timedwait(cond, abstime) \
+ __lll_cond_timedwait (cond, abstime)
+#define lll_cond_wake(cond) \
+ __lll_cond_wake (cond)
+#define lll_cond_broadcast(cond) \
+ __lll_cond_broadcast (cond)
+
+#endif /* lowlevellock.h */
--- /dev/null
+/* 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 "lowlevel-atomic.h"
+
+ .text
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EWOULDBLOCK 11
+#define EINVAL 22
+#define ETIMEDOUT 110
+
+
+ .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
+
+
+ .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
+ add #1, r10
+
+ /* 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 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 #1, r3
+ XADD (r3, @r8, r10)
+ tst r10, r10
+ 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 r0, 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
+
+
+ .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
--- /dev/null
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ 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. */
+
+/* Offsets in the pthread_rwlock_t structure. */
+#define MUTEX 0
+#define NR_READERS 4
+#define READERS_WAKEUP 8
+#define WRITERS_WAKEUP 12
+#define READERS_QUEUED 16
+#define WRITERS_QUEUED 20
+#define FLAGS 24
+#define WRITER 28
--- /dev/null
+/* Special .init and .fini section support for SH. NPTL version.
+ 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 Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ In addition to the permissions in the GNU Library General Public
+ License, the Free Software Foundation gives you unlimited
+ permission to link the compiled version of this file with other
+ programs, and to distribute those programs without any restriction
+ coming from the use of this file. (The Library General Public
+ License restrictions do apply in other respects; for example, they
+ cover modification of the file, and distribution when not linked
+ into another program.)
+
+ 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 Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* This file is compiled into assembly code which is then munged by a sed
+ script into two files: crti.s and crtn.s.
+
+ * crti.s puts a function prologue at the beginning of the
+ .init and .fini sections and defines global symbols for
+ those addresses, so they can be called as functions.
+
+ * crtn.s puts the corresponding function epilogues
+ in the .init and .fini sections. */
+
+__asm__ ("\n\
+\n\
+#include \"defs.h\"\n\
+\n\
+/*@HEADER_ENDS*/\n\
+\n\
+/*@TESTS_BEGIN*/\n\
+\n\
+/*@TESTS_END*/\n\
+\n\
+/*@_init_PROLOG_BEGINS*/\n\
+ .section .init\n\
+ .align 5\n\
+ .global _init\n\
+ .type _init,@function\n\
+_init:\n\
+ mov.l r12,@-r15\n\
+ mov.l r14,@-r15\n\
+ sts.l pr,@-r15\n\
+ mova .L22,r0\n\
+ mov.l .L22,r12\n\
+ add r0,r12\n\
+ mova .L24,r0\n\
+ mov.l .L24,r1\n\
+ add r0,r1\n\
+ jsr @r1\n\
+ nop\n\
+ mova .L23,r0\n\
+ mov.l .L23,r1\n\
+ add r0,r1\n\
+ jsr @r1\n\
+ mov r15,r14\n\
+ bra 1f\n\
+ nop\n\
+ .align 2\n\
+.L22:\n\
+ .long _GLOBAL_OFFSET_TABLE_\n\
+.L23:\n\
+ .long __gmon_start__@PLT\n\
+.L24:\n\
+ .long __pthread_initialize_minimal_internal@PLT\n\
+1:\n\
+ ALIGN\n\
+ END_INIT\n\
+\n\
+/*@_init_PROLOG_ENDS*/\n\
+\n\
+/*@_init_EPILOG_BEGINS*/\n\
+ .section .init\n\
+ mov r14,r15\n\
+ lds.l @r15+,pr\n\
+ mov.l @r15+,r14\n\
+ rts \n\
+ mov.l @r15+,r12\n\
+ END_INIT\n\
+ .section .text\n\
+ .align 5\n\
+ .weak __gmon_start__\n\
+ .type __gmon_start__,@function\n\
+__gmon_start__:\n\
+ mov.l r14,@-r15\n\
+ mov r15,r14\n\
+ mov r14,r15\n\
+ rts \n\
+ mov.l @r15+,r14\n\
+ \n\
+/*@_init_EPILOG_ENDS*/\n\
+\n\
+/*@_fini_PROLOG_BEGINS*/\n\
+ .section .fini\n\
+ .align 5\n\
+ .global _fini\n\
+ .type _fini,@function\n\
+_fini:\n\
+ mov.l r12,@-r15\n\
+ mov.l r14,@-r15\n\
+ sts.l pr,@-r15\n\
+ mova .L27,r0\n\
+ mov.l .L27,r12\n\
+ add r0,r12\n\
+ mov r15,r14\n\
+ ALIGN\n\
+ END_FINI\n\
+ bra 1f\n\
+ nop\n\
+ .align 2\n\
+.L27:\n\
+ .long _GLOBAL_OFFSET_TABLE_\n\
+1:\n\
+/*@_fini_PROLOG_ENDS*/\n\
+\n\
+/*@_fini_EPILOG_BEGINS*/\n\
+ .section .fini\n\
+ mov r14,r15\n\
+ lds.l @r15+,pr\n\
+ mov.l @r15+,r14\n\
+ rts \n\
+ mov.l @r15+,r12\n\
+\n\
+ END_FINI\n\
+ \n\
+/*@_fini_EPILOG_ENDS*/\n\
+\n\
+/*@TRAILER_BEGINS*/\n\
+");
--- /dev/null
+#include <sysdeps/unix/sysv/linux/sh/vfork.S>
--- /dev/null
+/* 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 "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define CURR_EVENT 0
+#define MUTEX 4
+#define LEFT 8
+#define INIT_COUNT 12
+
+
+ .text
+
+ .globl pthread_barrier_wait
+ .type pthread_barrier_wait,@function
+ .align 5
+pthread_barrier_wait:
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+
+ /* Get the mutex. */
+ mov #-1, r3
+ XADD (r3, @(MUTEX,r8), r2)
+ tst r3, r3
+ bf 1f
+
+ /* One less waiter. If this was the last one needed wake
+ everybody. */
+2:
+ mov.l @(LEFT,r8), r0
+ add #-1, r0
+ mov.l r0, @(LEFT,r8)
+ tst r0, r0
+ bt 3f
+
+ /* There are more threads to come. */
+ mov.l @(CURR_EVENT,r8), r6
+
+ /* Release the mutex. */
+ INC (@(MUTEX,r8), r2)
+ cmp/pl r2
+ bf 6f
+7:
+ /* Wait for the remaining threads. The call will return immediately
+ if the CURR_EVENT memory has meanwhile been changed. */
+ mov r8, r4
+#if CURR_EVENT != 0
+ add #CURR_EVENT, r4
+#endif
+ mov #FUTEX_WAIT, r5
+ mov #0, r7
+8:
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ /* Don't return on spurious wakeups. The syscall does not change
+ any register except r0 so there is no need to reload any of
+ them. */
+ mov.l @(CURR_EVENT,r8), r0
+ cmp/eq r0, r6
+ bt 8b
+
+ mov #0, r0 /* != PTHREAD_BARRIER_SERIAL_THREAD */
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ rts
+ mov.l @r15+, r9
+
+3:
+ /* The necessary number of threads arrived. */
+ mov.l @(INIT_COUNT,r8), r0
+ mov.l r0, @(LEFT,r8)
+ mov.l @(CURR_EVENT,r8), r1
+ add #1, r1
+ mov.l r1, @(CURR_EVENT,r8)
+
+ /* Wake up all waiters. The count is a signed number in the kernel
+ so 0x7fffffff is the highest value. */
+ mov.l .Lall, r6
+ mov r8, r4
+#if CURR_EVENT != 0
+ add #CURR_EVENT, r4
+#endif
+ mov #0, r7
+ mov #FUTEX_WAKE, r5
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ /* Release the mutex. */
+ INC (@(MUTEX,r8), r2)
+ cmp/pl r2
+ bf 4f
+5:
+ mov #-1, r0 /* == PTHREAD_BARRIER_SERIAL_THREAD */
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ ret
+ mov.l @r15+, r9
+
+1:
+ mov r2, r4
+ mov r8, r5
+ mov.l .Lwait0, r1
+ bsrf r1
+ add #MUTEX, r5
+.Lwait0b:
+ bra 2b
+ nop
+
+4:
+ mov r8, r4
+ mov.l .Lwake0, r1
+ bsrf r1
+ add #MUTEX, r4
+.Lwake0b:
+ bra 5b
+ nop
+
+6:
+ mov r6, r9
+ mov r8, r4
+ mov.l .Lwake1, r1
+ bsrf r1
+ add #MUTEX, r4
+.Lwake1b:
+ bra 7b
+ mov r9, r6
+
+ .align 2
+.Lall:
+ .long 0x7fffffff
+.Lwait0:
+ .long __lll_lock_wait-.Lwait0b
+.Lwake0:
+ .long __lll_unlock_wake-.Lwake0b
+.Lwake1:
+ .long __lll_unlock_wake-.Lwake1b
+ .size pthread_barrier_wait,.-pthread_barrier_wait
--- /dev/null
+/* 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 <shlib-compat.h>
+#include <lowlevelcond.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+
+ .text
+
+ /* int pthread_cond_broadcast (pthread_cond_t *cond) */
+ .globl __pthread_cond_broadcast
+ .type __pthread_cond_broadcast, @function
+ .align 5
+__pthread_cond_broadcast:
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+
+ /* Get internal lock. */
+ mov #1, r3
+#if cond_lock != 0
+ XADD (r3, @(cond_lock,r8), r2)
+#else
+ XADD (r3, @r8, r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ mov.l @(total_seq+4,r8),r0
+ mov.l @(total_seq,r8),r1
+ mov.l @(wakeup_seq+4,r8), r2
+ cmp/hi r2, r0
+ bt 3f
+ cmp/hi r0, r2
+ bt 4f
+ mov.l @(wakeup_seq,r8), r2
+ cmp/hi r2, r1
+ bf 4f
+
+3:
+ /* Case all currently waiting threads to wake up. */
+ mov.l r1, @(wakeup_seq,r8)
+ mov.l r0, @(wakeup_seq+4,r8)
+
+ /* Wake up all threads. */
+ mov r8, r4
+ add #wakeup_seq, r4
+ mov #FUTEX_WAKE, r5
+ mov #-1, r6
+ shlr r6 /* r6 = 0x7fffffff */
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+4:
+ /* Unlock. */
+#if cond_lock != 0
+ DEC (@(cond_lock,r8), r2)
+#else
+ DEC (@r8, r2)
+#endif
+ tst r2, r2
+ bf 5f
+6:
+ mov #0, r0
+ lds.l @r15+, pr
+ rts
+ mov.l @r15+, r8
+
+1:
+ /* Initial locking failed. */
+ mov r8, r5
+#if cond_lock != 0
+ add #cond_lock, r5
+#endif
+ mov.l .Lmwait5, r1
+ bsrf r1
+ mov r2, r4
+.Lmwait5b:
+ bra 2b
+ nop
+
+5:
+ /* Unlock in loop requires waekup. */
+ mov r8, r4
+#if cond_lock != 0
+ add #cond_lock, r4
+#endif
+ mov.l .Lmwake5, r1
+ bsrf r1
+ nop
+.Lmwake5b:
+ bra 6b
+ nop
+
+ .align 2
+.Lmwait5:
+ .long __lll_mutex_lock_wait-.Lmwait5b
+.Lmwake5:
+ .long __lll_mutex_unlock_wake-.Lmwake5b
+ .size __pthread_cond_broadcast, .-__pthread_cond_broadcast
+versioned_symbol (libpthread, __pthread_cond_broadcast, pthread_cond_broadcast,
+ GLIBC_2_3_2)
--- /dev/null
+/* 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 <shlib-compat.h>
+#include <lowlevelcond.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+
+ .text
+
+ /* int pthread_cond_signal (pthread_cond_t *cond) */
+ .globl __pthread_cond_signal
+ .type __pthread_cond_signal, @function
+ .align 5
+__pthread_cond_signal:
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+
+ /* Get internal lock. */
+ mov #1, r3
+#if cond_lock != 0
+ XADD (r3, @(cond_lock,r8), r2)
+#else
+ XADD (r3, @r8, r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ mov.l @(total_seq+4,r8),r0
+ mov.l @(total_seq,r8),r1
+ mov.l @(wakeup_seq+4,r8), r2
+ cmp/hi r2, r0
+ bt 3f
+ cmp/hi r0, r2
+ bt 4f
+ mov.l @(wakeup_seq,r8), r2
+ cmp/hi r2, r1
+ bf 4f
+
+3:
+ /* Bump the wakeup number. */
+ mov #1, r2
+ mov #0, r3
+ clrt
+ mov.l @(wakeup_seq,r8),r0
+ mov.l @(wakeup_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(wakeup_seq,r8)
+ mov.l r1,@(wakeup_seq+4,r8)
+
+ /* Wake up one thread. */
+ mov r8, r4
+ add #wakeup_seq, r4
+ mov #FUTEX_WAKE, r5
+ mov #1, r6
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+4:
+ /* Unlock. */
+#if cond_lock != 0
+ DEC (@(cond_lock,r8), r2)
+#else
+ DEC (@r8, r2)
+#endif
+ tst r2, r2
+ bf 5f
+6:
+ mov #0, r0
+ lds.l @r15+, pr
+ rts
+ mov.l @r15+, r8
+
+1:
+ /* Initial locking failed. */
+ mov r8, r5
+#if cond_lock != 0
+ add #cond_lock, r5
+#endif
+ mov.l .Lmwait4, r1
+ bsrf r1
+ mov r2, r4
+.Lmwait4b:
+ bra 2b
+ nop
+
+5:
+ /* Unlock in loop requires wakeup. */
+ mov r8, r4
+#if cond_lock != 0
+ add #cond_lock, r4
+#endif
+ mov.l .Lmwake4, r1
+ bsrf r1
+ nop
+.Lmwake4b:
+ bra 6b
+ nop
+
+ .align 2
+.Lmwait4:
+ .long __lll_mutex_lock_wait-.Lmwait4b
+.Lmwake4:
+ .long __lll_mutex_unlock_wake-.Lmwake4b
+ .size __pthread_cond_signal, .-__pthread_cond_signal
+versioned_symbol (libpthread, __pthread_cond_signal, pthread_cond_signal,
+ GLIBC_2_3_2)
+
--- /dev/null
+/* 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 <shlib-compat.h>
+#include <lowlevelcond.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define ETIMEDOUT 110
+
+
+ .text
+
+/* int pthread_cond_timedwait (pthread_cond_t *cond, pthread_mutex_t *mutex,
+ const struct timespec *abstime) */
+ .globl __pthread_cond_timedwait
+ .type __pthread_cond_timedwait, @function
+ .align 5
+__pthread_cond_timedwait:
+ mov.l r12, @-r15
+ mov.l r10, @-r15
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ add #-48, r15
+ mov r4, r8
+ mov r5, r9
+ mov r6, r10
+
+ /* Get internal lock. */
+ mov #1, r3
+#if cond_lock != 0
+ XADD (r3, @(cond_lock,r8), r2)
+#else
+ XADD (r3, @r8, r2)
+#endif
+ tst r2, r2
+ bt 2f
+ bra 1f
+ nop
+2:
+ /* Unlock the mutex. */
+ mov.l .Lmunlock1, r1
+ bsrf r1
+ mov r9, r4
+.Lmunlock1b:
+
+ mov #1, r2
+ mov #0, r3
+
+ clrt
+ mov.l @(total_seq,r8),r0
+ mov.l @(total_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(total_seq,r8)
+ mov.l r1,@(total_seq+4,r8)
+
+ /* Install cancellation handler. */
+#ifdef PIC
+ mova .Lgot1, r0
+ mov.l .Lgot1, r12
+ add r0, r12
+ mov.l .Lccleanup1, r5
+ add r12, r5
+#else
+ mov.l .Lccleanup1, r5
+#endif
+ mov r15, r4
+ add #28, r4
+
+ mov.l .Lccpush1, r1
+ bsrf r1
+ mov r8, r6
+.Lccpush1b:
+
+ /* Get and store current wakeup_seq value. */
+ mov.l @(wakeup_seq,r8), r0
+ mov.l @(wakeup_seq+4,r8), r1
+ mov.l r0, @(12,r15)
+ mov.l r1, @(16,r15)
+
+ /* Unlock. */
+8:
+#if cond_lock != 0
+ DEC (@(cond_lock,r8), r2)
+#else
+ DEC (@r8, r2)
+#endif
+ tst r2, r2
+ bt 4f
+ bra 3f
+ nop
+4:
+ mov.l .Lenable1, r1
+ bsrf r1
+ nop
+.Lenable1b:
+ mov.l r0, @r15
+
+ /* Get current time. */
+ mov r15, r4
+ add #4, r4
+ mov #0, r5
+ mov #SYS_gettimeofday, r3
+ trapa #0x12
+ SYSCALL_INST_PAD
+
+ /* Compute relative timeout. */
+ mov.l @(8,r15), r0
+ mov.w .L1k, r1
+ dmulu.l r0, r1 /* Milli seconds to nano seconds. */
+ mov.l @r10, r2
+ mov.l @(4,r10), r3
+ mov.l @(4,r15), r0
+ sts macl, r1
+ sub r0, r2
+ clrt
+ subc r1, r3
+ bf 12f
+ mov.l .L1g, r1
+ add r1, r3
+ add #-1, r2
+12:
+ cmp/pz r2
+ bf 13f /* Time is already up. */
+
+ /* Store relative timeout. */
+ mov.l r2, @(4,r15)
+ mov.l r3, @(8,r15)
+
+ mov r15, r7
+ add #4, r7
+ mov #FUTEX_WAIT, r5
+ mov.l @(12,r15), r6
+ mov r8, r4
+ add #wakeup_seq, r4
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ mov.l r0, @(20,r15)
+
+ mov.l .Ldisable1, r1
+ bsrf r1
+ mov.l @r15, r4
+.Ldisable1b:
+
+ /* Lock. */
+ mov #1, r3
+#if cond_lock != 0
+ XADD (r3, @(cond_lock,r8), r2)
+#else
+ XADD (r3, @r8, r2)
+#endif
+ tst r2, r2
+ bf 5f
+6:
+ mov.l @(woken_seq,r8), r0
+ mov.l @(woken_seq+4,r8), r1
+
+ mov.l @(wakeup_seq,r8), r2
+ mov.l @(wakeup_seq+4,r8), r3
+
+ mov.l @(16,r15), r5
+ cmp/hi r5, r1
+ bt 7f
+ cmp/hi r1, r5
+ bt 15f
+
+ mov.l @(12,r15), r5
+ cmp/hi r0, r5
+ bt 15f
+7:
+ cmp/hi r1, r3
+ bt 9f
+ cmp/hi r3, r1
+ bt 15f
+ cmp/hi r0, r2
+ bt 9f
+15:
+ mov.l @(20,r15),r0
+ cmp/eq #-ETIMEDOUT, r0
+ bf 8b
+13:
+ mov #1, r2
+ mov #0, r3
+
+ clrt
+ mov.l @(wakeup_seq,r8),r0
+ mov.l @(wakeup_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(wakeup_seq,r8)
+ mov.l r1,@(wakeup_seq+4,r8)
+ mov #ETIMEDOUT, r0
+ bra 14f
+ mov.l r0, @(24,r15)
+
+9:
+ mov #0, r0
+ mov.l r0, @(24,r15)
+14:
+ mov #1, r2
+ mov #0, r3
+
+ clrt
+ mov.l @(woken_seq,r8),r0
+ mov.l @(woken_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(woken_seq,r8)
+ mov.l r1,@(woken_seq+4,r8)
+
+#if cond_lock != 0
+ DEC (@(cond_lock,r8), r2)
+#else
+ DEC (@r8, r2)
+#endif
+ tst r2, r2
+ bf 10f
+
+11:
+ /* Remove cancellation handler. */
+ mov r15, r4
+ add #28, r4
+ mov.l .Lcpop1, r1
+ bsrf r1
+ mov #0, r5
+.Lcpop1b:
+
+ mov r9, r4
+ mov.l .Lmlocki1, r1
+ bsrf r1
+ mov #0, r5
+.Lmlocki1b:
+
+ mov.l @(24,r15), r0
+
+ add #48, r15
+
+ /* We return the result of the mutex_lock operation. */
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r9
+ mov.l @r15+, r10
+ rts
+ mov.l @r15+, r12
+ ret
+
+.L1k:
+ .word 1000
+ .align 2
+.Lmunlock1:
+ .long __pthread_mutex_unlock_internal-.Lmunlock1b
+#ifdef PIC
+.Lgot1:
+ .long _GLOBAL_OFFSET_TABLE_
+.Lccleanup1:
+ .long __condvar_cleanup@GOTOFF
+#else
+.Lccleanup1:
+ .long __condvar_cleanup
+#endif
+.Lccpush1:
+ .long __pthread_cleanup_push-.Lccpush1b
+.Lenable1:
+ .long __pthread_enable_asynccancel-.Lenable1b
+.Ldisable1:
+ .long __pthread_disable_asynccancel-.Ldisable1b
+.Lcpop1:
+ .long __pthread_cleanup_pop-.Lcpop1b
+.Lmlocki1:
+ .long __pthread_mutex_lock_internal-.Lmlocki1b
+.L1g:
+ .long 1000000000
+
+1:
+ /* Initial locking failed. */
+ mov r8, r5
+#if cond_lock != 0
+ add #cond_lock, r5
+#endif
+ mov.l .Lmwait2, r1
+ bsrf r1
+ mov r2, r4
+.Lmwait2b:
+ bra 2b
+ nop
+
+3:
+ /* Unlock in loop requires waekup. */
+ mov r8, r4
+#if cond_lock != 0
+ add #cond_lock, r4
+#endif
+ mov.l .Lmwake2, r1
+ bsrf r1
+ nop
+.Lmwake2b:
+ bra 4b
+ nop
+
+5:
+ /* Locking in loop failed. */
+ mov r8, r5
+#if cond_lock != 0
+ add #cond_lock, r5
+#endif
+ mov.l .Lmwait3, r1
+ bsrf r1
+ mov r2, r4
+.Lmwait3b:
+ bra 6b
+ nop
+
+10:
+ /* Unlock after loop requires waekup. */
+ mov r8, r4
+#if cond_lock != 0
+ add #cond_lock, r4
+#endif
+ mov.l .Lmwake3, r1
+ bsrf r1
+ nop
+.Lmwake3b:
+ bra 11b
+ nop
+
+ .align 2
+.Lmwait2:
+ .long __lll_mutex_lock_wait-.Lmwait2b
+.Lmwake2:
+ .long __lll_mutex_unlock_wake-.Lmwake2b
+.Lmwait3:
+ .long __lll_mutex_lock_wait-.Lmwait3b
+.Lmwake3:
+ .long __lll_mutex_unlock_wake-.Lmwake3b
+ .size __pthread_cond_timedwait, .-__pthread_cond_timedwait
+versioned_symbol (libpthread, __pthread_cond_timedwait, pthread_cond_timedwait,
+ GLIBC_2_3_2)
--- /dev/null
+/* 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 <shlib-compat.h>
+#include <lowlevelcond.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+
+ .text
+
+ .align 5
+ .type __condvar_cleanup, @function
+ .globl __condvar_cleanup
+ .hidden __condvar_cleanup
+__condvar_cleanup:
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+
+ /* Get internal lock. */
+ mov #1, r3
+#if cond_lock != 0
+ XADD (r3, @(cond_lock,r8), r2)
+#else
+ XADD (r3, @r8, 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
+.Lwait0b:
+1:
+ mov #1, r2
+ mov #0, r3
+
+ clrt
+ mov.l @(wakeup_seq,r8),r0
+ mov.l @(wakeup_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(wakeup_seq,r8)
+ mov.l r1,@(wakeup_seq+4,r8)
+
+ clrt
+ mov.l @(woken_seq,r8),r0
+ mov.l @(woken_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(woken_seq,r8)
+ mov.l r1,@(woken_seq+4,r8)
+
+ /* Release internal lock. */
+#if cond_lock != 0
+ DEC (@(cond_lock,r8), r2)
+#else
+ DEC (@r8, r2)
+#endif
+ tst r2, r2
+ bt 2f
+
+ mov r8, r4
+#if cond_lock != 0
+ add #cond_lock, r4
+#endif
+ mov.l .Lwake0, r1
+ bsrf r1
+ nop
+.Lwake0b:
+2:
+ lds.l @r15+, pr
+ rts
+ mov.l @r15+, r8
+
+ .align 2
+.Lwait0:
+ .long __lll_mutex_lock_wait-.Lwait0b
+.Lwake0:
+ .long __lll_mutex_unlock_wake-.Lwake0b
+ .size __condvar_cleanup, .-__condvar_cleanup
+
+
+/* int pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex) */
+ .globl __pthread_cond_wait
+ .type __pthread_cond_wait, @function
+ .align 5
+__pthread_cond_wait:
+ mov.l r12, @-r15
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ add #-32, r15
+ mov r4, r8
+ mov r5, r9
+
+ /* Get internal lock. */
+ mov #1, r3
+#if cond_lock != 0
+ XADD (r3, @(cond_lock,r8), r2)
+#else
+ XADD (r3, @r8, r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ /* Unlock the mutex. */
+ mov.l .Lmunlock0, r1
+ bsrf r1
+ mov r9, r4
+.Lmunlock0b:
+
+ mov #1, r2
+ mov #0, r3
+
+ clrt
+ mov.l @(total_seq,r8),r0
+ mov.l @(total_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(total_seq,r8)
+ mov.l r1,@(total_seq+4,r8)
+
+ /* Install cancellation handler. */
+#ifdef PIC
+ mova .Lgot0, r0
+ mov.l .Lgot0, r12
+ add r0, r12
+ mov.l .Lccleanup0, r5
+ add r12, r5
+#else
+ mov.l .Lccleanup0, r5
+#endif
+ mov r15, r4
+ add #12, r4
+
+ mov.l .Lccpush0, r1
+ bsrf r1
+ mov r8, r6
+.Lccpush0b:
+
+ /* Get and store current wakeup_seq value. */
+ mov.l @(wakeup_seq,r8), r0
+ mov.l @(wakeup_seq+4,r8), r1
+ mov.l r0, @(4,r15)
+ mov.l r1, @(8,r15)
+
+8:
+ /* Unlock. */
+#if cond_lock != 0
+ DEC (@(cond_lock,r8), r2)
+#else
+ DEC (@r8, r2)
+#endif
+ tst r2, r2
+ bf 3f
+4:
+ mov.l .Lenable0, r1
+ bsrf r1
+ nop
+.Lenable0b:
+ mov.l r0, @r15
+
+ mov #0, r7
+ mov #FUTEX_WAIT, r5
+ mov.l @(4,r15), r6
+ mov r8, r4
+ add #wakeup_seq, r4
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ mov.l .Ldisable0, r1
+ bsrf r1
+ mov.l @r15, r4
+.Ldisable0b:
+
+ /* Lock. */
+ mov #1, r3
+#if cond_lock != 0
+ XADD (r3, @(cond_lock,r8), r2)
+#else
+ XADD (r3, @r8, r2)
+#endif
+ tst r2, r2
+ bf 5f
+6:
+ mov.l @(woken_seq,r8), r0
+ mov.l @(woken_seq+4,r8), r1
+
+ mov.l @(wakeup_seq,r8), r2
+ mov.l @(wakeup_seq+4,r8), r3
+
+ mov.l @(8,r15), r5
+ cmp/hi r5, r1
+ bt 7f
+ cmp/hi r1, r5
+ bt 8b
+
+ mov.l @(4,r15), r5
+ cmp/hi r0, r5
+ bt 8b
+7:
+ cmp/hi r1, r3
+ bt 9f
+ cmp/hi r3, r1
+ bt 8b
+ cmp/hi r0, r2
+ bf 8b
+9:
+ mov #1, r2
+ mov #0, r3
+
+ clrt
+ mov.l @(woken_seq,r8),r0
+ mov.l @(woken_seq+4,r8),r1
+ addc r2, r0
+ addc r3, r1
+ mov.l r0,@(woken_seq,r8)
+ mov.l r1,@(woken_seq+4,r8)
+
+#if cond_lock != 0
+ DEC (@(cond_lock,r8), r2)
+#else
+ DEC (@r8, r2)
+#endif
+ tst r2, r2
+ bf 10f
+
+11:
+ /* Remove cancellation handler. */
+ mov r15, r4
+ add #12, r4
+ mov.l .Lcpop0, r1
+ bsrf r1
+ mov #0, r5
+.Lcpop0b:
+
+ mov r9, r4
+ mov.l .Lmlocki0, r1
+ bsrf r1
+ mov #0, r5
+.Lmlocki0b:
+
+ add #32, r15
+
+ /* We return the result of the mutex_lock operation. */
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r9
+ rts
+ mov.l @r15+, r12
+
+ .align 2
+.Lmunlock0:
+ .long __pthread_mutex_unlock_internal-.Lmunlock0b
+#ifdef PIC
+.Lgot0:
+ .long _GLOBAL_OFFSET_TABLE_
+.Lccleanup0:
+ .long __condvar_cleanup@GOTOFF
+#else
+.Lccleanup0:
+ .long __condvar_cleanup
+#endif
+.Lccpush0:
+ .long __pthread_cleanup_push-.Lccpush0b
+.Lenable0:
+ .long __pthread_enable_asynccancel-.Lenable0b
+.Ldisable0:
+ .long __pthread_disable_asynccancel-.Ldisable0b
+.Lcpop0:
+ .long __pthread_cleanup_pop-.Lcpop0b
+.Lmlocki0:
+ .long __pthread_mutex_lock_internal-.Lmlocki0b
+
+1:
+ /* Initial locking failed. */
+ mov r8, r5
+#if cond_lock != 0
+ add #cond_lock, r5
+#endif
+ mov.l .Lmwait0, r1
+ bsrf r1
+ mov r2, r4
+.Lmwait0b:
+ bra 2b
+ nop
+3:
+ /* Unlock in loop requires waekup. */
+ mov r8, r4
+#if cond_lock != 0
+ add #cond_lock, r4
+#endif
+ mov.l .Lmwake0, r1
+ bsrf r1
+ nop
+.Lmwake0b:
+ bra 4b
+ nop
+
+5:
+ /* Locking in loop failed. */
+ mov r8, r5
+#if cond_lock != 0
+ add #cond_lock, r5
+#endif
+ mov.l .Lmwait1, r1
+ bsrf r1
+ mov r2, r4
+.Lmwait1b:
+ bra 6b
+ nop
+
+10:
+ /* Unlock after loop requires wakeup. */
+ mov r8, r4
+#if cond_lock != 0
+ add #cond_lock, r4
+#endif
+ mov.l .Lmwake1, r1
+ bsrf r1
+ nop
+.Lmwake1b:
+ bra 11b
+ nop
+
+ .align 2
+.Lmwait0:
+ .long __lll_mutex_lock_wait-.Lmwait0b
+.Lmwake0:
+ .long __lll_mutex_unlock_wake-.Lmwake0b
+.Lmwait1:
+ .long __lll_mutex_lock_wait-.Lmwait1b
+.Lmwake1:
+ .long __lll_mutex_unlock_wake-.Lmwake1b
+ .size __pthread_cond_wait, .-__pthread_cond_wait
+versioned_symbol (libpthread, __pthread_cond_wait, pthread_cond_wait,
+ GLIBC_2_3_2)
--- /dev/null
+/* 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 "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+ .comm __fork_generation, 4, 4
+
+ .text
+ .globl __pthread_once
+ .type __pthread_once,@function
+ .align 5
+__pthread_once:
+ mov.l @r4, r0
+ tst #2, r0
+ bt 1f
+ rts
+ mov #0, r0
+
+1:
+ mov.l r12, @-r15
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r5, r8
+
+ /* Not yet initialized or initialization in progress.
+ Get the fork generation counter now. */
+6:
+ mov.l @r4, r1
+#ifdef PIC
+ mova .Lgot, r0
+ mov.l .Lgot, r12
+ add r0, r12
+#endif
+
+5:
+ mov r1, r0
+
+ tst #2, r0
+ bf 4f
+
+ and #3, r0
+ mov.l .Lfgen, r2
+#ifdef PIC
+ add r12, r2
+#endif
+ mov.l @r2, r3
+ or r3, r0
+ or #1, r0
+ mov r0, r3
+ mov r1, r5
+
+ CMPXCHG (r5, @r4, r3, r2)
+ bf 5b
+
+ /* Check whether another thread already runs the initializer. */
+ mov r2, r0
+ tst #1, r0
+ bt 3f /* No -> do it. */
+
+ /* Check whether the initializer execution was interrupted
+ by a fork. */
+ xor r3, r0
+ mov #-4, r1 /* -4 = 0xfffffffc */
+ tst r1, r0
+ bf 3f /* Different for generation -> run initializer. */
+
+ /* Somebody else got here first. Wait. */
+ mov #FUTEX_WAIT, r5
+ mov r3, r6
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ bra 6b
+ nop
+
+ .align 2
+#ifdef PIC
+.Lgot:
+ .long _GLOBAL_OFFSET_TABLE_
+.Lfgen:
+ .long __fork_generation@GOTOFF
+#else
+.Lfgen:
+ .long __fork_generation
+#endif
+
+3:
+ /* Call the initializer function after setting up the
+ cancellation handler. */
+ /* Allocate a _pthread_cleanup_buffer on stack. */
+ add #-16, r15
+
+ /* Push the cleanup handler. */
+ mov r4, r9
+ mov r15, r4
+ mov.l .Lconce, r5
+#ifdef PIC
+ add r12, r5
+#endif
+ mov.l .Lcpush, r1
+ bsrf r1
+ mov r3, r6
+.Lcpush0:
+ jsr @r8
+ nop
+
+ /* Pop the cleanup handler. */
+ mov r15, r4
+ mov.l .Lcpop, r1
+ bsrf r1
+ mov #0, r5
+.Lcpop0:
+ add #16, r15
+
+ /* Sucessful run of the initializer. Signal that we are done. */
+ INC (@r9, r2)
+ /* Wake up all other threads. */
+ mov r9, r4
+ mov #FUTEX_WAKE, r5
+ mov #-1, r6
+ shlr r6 /* r6 = 0x7fffffff */
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+4:
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r9
+ mov.l @r15+, r12
+ rts
+ mov #0, r0
+
+ .align 2
+.Lconce:
+#ifdef PIC
+ .long clear_once_control@GOTOFF
+#else
+ .long clear_once_control
+#endif
+.Lcpush:
+ .long __pthread_cleanup_push - .Lcpush0 /* Note: no @PLT. */
+.Lcpop:
+ .long __pthread_cleanup_pop - .Lcpop0 /* Note: no @PLT. */
+
+ .size __pthread_once,.-__pthread_once
+
+ .globl __pthread_once_internal
+__pthread_once_internal = __pthread_once
+
+ .globl pthread_once
+pthread_once = __pthread_once
+
+
+ .type clear_once_control,@function
+ .align 5
+clear_once_control:
+ mov #0, r0
+ mov.l r0, @r4
+
+ mov #FUTEX_WAKE, r5
+ mov #-1, r6
+ shlr r6 /* r6 = 0x7fffffff */
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ rts
+ nop
+ .size clear_once_control,.-clear_once_control
--- /dev/null
+/* 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 <lowlevelrwlock.h>
+#include <tcb-offsets.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EAGAIN 11
+#define EDEADLK 35
+
+
+ .text
+
+ .globl __pthread_rwlock_rdlock
+ .type __pthread_rwlock_rdlock,@function
+ .align 5
+__pthread_rwlock_rdlock:
+ mov.l r12, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+
+ /* Get the lock. */
+ mov #1, r3
+#if MUTEX == 0
+ XADD (r3, @r4, r2)
+#else
+ XADD (r3, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ mov.l @(WRITER,r8), r0
+ tst r0, r0
+ bf 14f
+ mov.l @(WRITERS_QUEUED,r8), r0
+ tst r0, r0
+ bt 5f
+ mov.l @(FLAGS,r8), r0
+ tst r0, r0
+ bt 5f
+3:
+ mov.l @(READERS_QUEUED,r8), r0
+ add #1, r0
+ mov.l r0, @(READERS_QUEUED,r8)
+ tst r0, r0
+ bt 4f
+
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 10f
+11:
+ mov r8, r4
+ add #READERS_WAKEUP, r4
+ mov #FUTEX_WAIT, r5
+ mov #0, r6
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ /* Reget the lock. */
+ mov #1, r3
+#if MUTEX == 0
+ XADD (r3, @r4, r2)
+#else
+ XADD (r3, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 12f
+13:
+ mov.l @(READERS_QUEUED,r8), r0
+ add #-1, r0
+ mov.l r0, @(READERS_QUEUED,r8)
+ tst r0, r0
+ bf 2b
+ bra 2b
+ mov.l r0, @(READERS_WAKEUP,r8)
+
+5:
+ mov #0, r3
+ mov.l @(NR_READERS,r8), r0
+ add #1, r0
+ mov.l r0, @(NR_READERS,r8)
+ tst r0, r0
+ bt 8f
+
+9:
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 6f
+7:
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r12
+ rts
+ mov r3, r0
+
+1:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait0, r1
+ bsrf r1
+ nop
+.Lwait0b:
+ bra 2b
+ nop
+14:
+ stc gbr, r1
+ mov.w .Ltcboff,r2
+ sub r2,r1
+ mov.l @(8,r1),r1
+ cmp/eq r1, r0
+ bf 3b
+ /* Deadlock detected. */
+ bra 9b
+ mov #EDEADLK, r3
+
+6:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake0, r1
+ bsrf r1
+ nop
+.Lwake0b:
+ bra 7b
+ mov #0, r3
+
+8:
+ /* Overflow. */
+ mov.l @(NR_READERS,r8), r1
+ add #-1, r1
+ mov.l r1, @(NR_READERS,r8)
+ bra 9b
+ mov #EAGAIN, r3
+
+4:
+ /* Overflow. */
+ mov.l @(READERS_QUEUED,r8), r1
+ add #-1, r1
+ mov.l r1, @(READERS_QUEUED,r8)
+ bra 9b
+ mov #EAGAIN, r3
+
+10:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake1, r1
+ bsrf r1
+ nop
+.Lwake1b:
+ bra 11b
+ nop
+
+12:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait1, r1
+ bsrf r1
+ nop
+.Lwait1b:
+ bra 13b
+ nop
+
+.Ltcboff:
+ .word TLS_PRE_TCB_SIZE
+ .align 2
+.Lwait0:
+ .long __lll_mutex_lock_wait-.Lwait0b
+.Lwake0:
+ .long __lll_mutex_unlock_wake-.Lwake0b
+.Lwait1:
+ .long __lll_mutex_lock_wait-.Lwait1b
+.Lwake1:
+ .long __lll_mutex_unlock_wake-.Lwake1b
+ .size __pthread_rwlock_rdlock,.-__pthread_rwlock_rdlock
+
+ .globl pthread_rwlock_rdlock
+pthread_rwlock_rdlock = __pthread_rwlock_rdlock
+
+ .globl __pthread_rwlock_rdlock_internal
+__pthread_rwlock_rdlock_internal = __pthread_rwlock_rdlock
--- /dev/null
+/* 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 <lowlevelrwlock.h>
+#include <tcb-offsets.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EAGAIN 11
+#define EDEADLK 35
+#define ETIMEDOUT 110
+
+
+ .text
+
+ .globl pthread_rwlock_timedrdlock
+ .type pthread_rwlock_timedrdlock,@function
+ .align 5
+pthread_rwlock_timedrdlock:
+ mov.l r12, @-r15
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ add #-8, r15
+ mov r4, r8
+ mov r5, r9
+
+ /* Get the lock. */
+ mov #1, r3
+#if MUTEX == 0
+ XADD (r3, @r4, r2)
+#else
+ XADD (r3, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ mov.l @(WRITER,r8), r0
+ tst r0, r0
+ bf 14f
+ mov.l @(WRITERS_QUEUED,r8), r0
+ tst r0, r0
+ bt 5f
+ mov.l @(FLAGS,r8), r0
+ tst r0, r0
+ bt 5f
+3:
+ mov.l @(READERS_QUEUED,r8), r0
+ add #1, r0
+ mov.l r0, @(READERS_QUEUED,r8)
+ tst r0, r0
+ bt 4f
+
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 10f
+
+11:
+ /* Get current time. */
+ mov r15, r4
+ mov #0, r5
+ mov #SYS_gettimeofday, r3
+ trapa #0x12
+ SYSCALL_INST_PAD
+
+ mov.l @(4,r15), r0
+ mov.w .L1k0, r1
+ dmulu.l r0, r1 /* Milli 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 15f
+ mov.l .L1g0, r1
+ add r1, r3
+ add #-1, r2
+15:
+ cmp/pz r2
+ bf 16f /* Time is already up. */
+
+ /* Store relative timeout. */
+ mov.l r2, @r15
+ mov.l r3, @(4,r15)
+
+ /* Futex call. */
+ mov r15, r7
+ mov #FUTEX_WAIT, r5
+ mov #0, r6
+ mov r8, r4
+ add #READERS_WAKEUP, r4
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ mov r0, r3
+
+17:
+ /* Reget the lock. */
+ mov r8, r4
+ mov #1, r5
+#if MUTEX == 0
+ XADD (r5, @r4, r2)
+#else
+ XADD (r5, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 12f
+
+13:
+ mov #-ETIMEDOUT, r0
+ cmp/eq r0, r3
+ bt 18f
+ mov.l @(READERS_QUEUED,r8), r0
+ add #-1, r0
+ mov.l r0, @(READERS_QUEUED,r8)
+ tst r0, r0
+ bf 2b
+ bra 2b
+ mov.l r0, @(READERS_WAKEUP,r8)
+
+5:
+ mov #0, r3
+ mov.l @(NR_READERS,r8), r0
+ add #1, r0
+ mov.l r0, @(NR_READERS,r8)
+ tst r0, r0
+ bt 8f
+
+9:
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 6f
+7:
+ add #8,r15
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r9
+ mov.l @r15+, r12
+ rts
+ mov r3, r0
+
+ .align 2
+.L1k0:
+ .long 1000
+.L1g0:
+ .long 1000000000
+
+1:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait2, r1
+ bsrf r1
+ nop
+.Lwait2b:
+ bra 2b
+ nop
+14:
+ stc gbr, r1
+ mov.w .Ltcboff,r2
+ sub r2,r1
+ mov.l @(8,r1),r1
+ cmp/eq r1, r0
+ bf 3b
+ /* Deadlock detected. */
+ bra 9b
+ mov #EDEADLK, r3
+
+6:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake2, r1
+ bsrf r1
+ nop
+.Lwake2b:
+ bra 7b
+ mov #0, r3
+
+8:
+ /* Overflow. */
+ mov.l @(NR_READERS,r8), r1
+ add #-1, r1
+ mov.l r1, @(NR_READERS,r8)
+ bra 9b
+ mov #EAGAIN, r3
+
+4:
+ /* Overflow. */
+ mov.l @(READERS_QUEUED,r8), r1
+ add #-1, r1
+ mov.l r1, @(READERS_QUEUED,r8)
+ bra 9b
+ mov #EAGAIN, r3
+
+10:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake3, r1
+ bsrf r1
+ nop
+.Lwake3b:
+ bra 11b
+ nop
+
+12:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait3, r1
+ bsrf r1
+ nop
+.Lwait3b:
+ bra 13b
+ nop
+
+16:
+ bra 17b
+ mov #-ETIMEDOUT, r3
+
+18:
+ bra 9b
+ mov #ETIMEDOUT, r3
+
+.Ltcboff:
+ .word TLS_PRE_TCB_SIZE
+ .align 2
+.Lwait2:
+ .long __lll_mutex_lock_wait-.Lwait2b
+.Lwake2:
+ .long __lll_mutex_unlock_wake-.Lwake2b
+.Lwait3:
+ .long __lll_mutex_lock_wait-.Lwait3b
+.Lwake3:
+ .long __lll_mutex_unlock_wake-.Lwake3b
+ .size pthread_rwlock_timedrdlock,.-pthread_rwlock_timedrdlock
--- /dev/null
+/* 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 <lowlevelrwlock.h>
+#include <tcb-offsets.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EAGAIN 11
+#define EDEADLK 35
+#define ETIMEDOUT 110
+
+
+ .text
+
+ .globl pthread_rwlock_timedwrlock
+ .type pthread_rwlock_timedwrlock,@function
+ .align 5
+pthread_rwlock_timedwrlock:
+ mov.l r12, @-r15
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ add #-8, r15
+ mov r4, r8
+ mov r5, r9
+
+ /* Get the lock. */
+ mov #1, r3
+#if MUTEX == 0
+ XADD (r3, @r4, r2)
+#else
+ XADD (r3, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ mov.l @(WRITER,r8), r0
+ tst r0, r0
+ bf 14f
+ mov.l @(NR_READERS,r8), r0
+ tst r0, r0
+ bt 5f
+3:
+ mov.l @(WRITERS_QUEUED,r8), r0
+ add #1, r0
+ mov.l r0, @(WRITERS_QUEUED,r8)
+ tst r0, r0
+ bt 4f
+
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 10f
+
+11:
+ /* Get current time. */
+ mov r15, r4
+ mov #0, r5
+ mov #SYS_gettimeofday, r3
+ trapa #0x12
+ SYSCALL_INST_PAD
+
+ mov.l @(4,r15), r0
+ mov.w .L1k1, r1
+ dmulu.l r0, r1 /* Milli 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 15f
+ mov.l .L1g1, r1
+ add r1, r3
+ add #-1, r2
+15:
+ cmp/pz r2
+ bf 16f /* Time is already up. */
+
+ /* Store relative timeout. */
+ mov.l r2, @r15
+ mov.l r3, @(4,r15)
+
+ /* Futex call. */
+ mov r15, r7
+ mov #FUTEX_WAIT, r5
+ mov #0, r6
+ mov r8, r4
+ add #WRITERS_WAKEUP, r4
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+ mov r0, r3
+
+17:
+ /* Reget the lock. */
+ mov r8, r4
+ mov #1, r5
+#if MUTEX == 0
+ XADD (r5, @r4, r2)
+#else
+ XADD (r5, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 12f
+
+13:
+ mov #-ETIMEDOUT, r0
+ cmp/eq r0, r3
+ bt 18f
+ mov.l @(WRITERS_QUEUED,r8), r0
+ add #-1, r0
+ mov.l r0, @(WRITERS_QUEUED,r8)
+ mov #0, r0
+ bra 2b
+ mov.l r0, @(WRITERS_WAKEUP,r8)
+
+5:
+ mov #0, r3
+ stc gbr, r1
+ mov.w .Ltcboff,r2
+ sub r2,r1
+ mov.l @(8,r1),r0
+ mov.l r0, @(WRITER,r8)
+9:
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 6f
+7:
+ add #8,r15
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r9
+ mov.l @r15+, r12
+ rts
+ mov r3, r0
+
+.L1k1:
+ .word 1000
+ .align 2
+.L1g1:
+ .long 1000000000
+
+1:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait6, r1
+ bsrf r1
+ nop
+.Lwait6b:
+ bra 2b
+ nop
+14:
+ stc gbr, r1
+ mov.w .Ltcboff,r2
+ sub r2,r1
+ mov.l @(8,r1),r1
+ cmp/eq r1, r0
+ bf 3b
+ bra 9b
+ mov #EDEADLK, r3
+6:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake6, r1
+ bsrf r1
+ nop
+.Lwake6b:
+ bra 7b
+ mov #0, r3
+
+4:
+ /* Overflow. */
+ mov.l @(WRITERS_QUEUED,r8), r1
+ add #-1, r1
+ mov.l r1, @(WRITERS_QUEUED,r8)
+ bra 9b
+ mov #EAGAIN, r3
+
+10:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake7, r1
+ bsrf r1
+ nop
+.Lwake7b:
+ bra 11b
+ nop
+
+12:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait7, r1
+ bsrf r1
+ nop
+.Lwait7b:
+ bra 13b
+ nop
+
+16:
+ bra 17b
+ mov #-ETIMEDOUT, r3
+
+18:
+ bra 9b
+ mov #ETIMEDOUT, r3
+
+.Ltcboff:
+ .word TLS_PRE_TCB_SIZE
+ .align 2
+.Lwait6:
+ .long __lll_mutex_lock_wait-.Lwait6b
+.Lwake6:
+ .long __lll_mutex_unlock_wake-.Lwake6b
+.Lwait7:
+ .long __lll_mutex_lock_wait-.Lwait7b
+.Lwake7:
+ .long __lll_mutex_unlock_wake-.Lwake7b
+ .size pthread_rwlock_timedwrlock,.-pthread_rwlock_timedwrlock
--- /dev/null
+/* 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 <lowlevelrwlock.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+
+ .text
+
+ .globl __pthread_rwlock_unlock
+ .type __pthread_rwlock_unlock,@function
+ .align 5
+__pthread_rwlock_unlock:
+ mov.l r12, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+
+ /* Get the lock. */
+ mov #1, r3
+#if MUTEX == 0
+ XADD (r3, @r4, r2)
+#else
+ XADD (r3, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ mov.l @(WRITER,r8), r0
+ tst r0, r0
+ bf 5f
+ mov.l @(NR_READERS,r8), r0
+ add #-1, r0
+ mov.l r0, @(NR_READERS,r8)
+ tst r0, r0
+ bf 6f
+5:
+ mov #0, r0
+ mov.l r0, @(WRITER,r8)
+ mov r8, r4
+ mov.l @(WRITERS_QUEUED,r8), r0
+ tst r0, r0
+ bf 9f
+ mov #-1, r6
+ shlr r6 /* r6 = 0x7fffffff */
+ bra 0f
+ add #READERS_WAKEUP, r4
+9:
+ mov #1, r6
+ add #WRITERS_WAKEUP, r4
+0:
+ mov #FUTEX_WAKE, r5
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+6:
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 3f
+4:
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r12
+ rts
+ mov #0, r0
+
+1:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait8, r1
+ bsrf r1
+ nop
+.Lwait8b:
+ bra 2b
+ nop
+3:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake8, r1
+ bsrf r1
+ nop
+.Lwake8b:
+ bra 4b
+ nop
+
+ .align 2
+.Lwait8:
+ .long __lll_mutex_lock_wait-.Lwait8b
+.Lwake8:
+ .long __lll_mutex_unlock_wake-.Lwake8b
+ .size __pthread_rwlock_unlock,.-__pthread_rwlock_unlock
+
+ .globl pthread_rwlock_unlock
+pthread_rwlock_unlock = __pthread_rwlock_unlock
+
+ .globl __pthread_rwlock_unlock_internal
+__pthread_rwlock_unlock_internal = __pthread_rwlock_unlock
--- /dev/null
+/* 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 <lowlevelrwlock.h>
+#include <tcb-offsets.h>
+#include "lowlevel-atomic.h"
+
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EAGAIN 11
+#define EDEADLK 35
+
+
+ .text
+
+ .globl __pthread_rwlock_wrlock
+ .type __pthread_rwlock_wrlock,@function
+ .align 5
+__pthread_rwlock_wrlock:
+ mov.l r12, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+
+ /* Get the lock. */
+ mov #1, r3
+#if MUTEX == 0
+ XADD (r3, @r4, r2)
+#else
+ XADD (r3, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 1f
+2:
+ mov.l @(WRITER,r8), r0
+ tst r0, r0
+ bf 14f
+ mov.l @(NR_READERS,r8), r0
+ tst r0, r0
+ bt 5f
+3:
+ mov.l @(WRITERS_QUEUED,r8), r0
+ add #1, r0
+ mov.l r0, @(WRITERS_QUEUED,r8)
+ tst r0, r0
+ bt 4f
+
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 10f
+11:
+ mov r8, r4
+ add #WRITERS_WAKEUP, r4
+ mov #FUTEX_WAIT, r5
+ mov #0, r6
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ /* Reget the lock. */
+ mov #1, r3
+#if MUTEX == 0
+ XADD (r3, @r4, r2)
+#else
+ XADD (r3, @(MUTEX,r4), r2)
+#endif
+ tst r2, r2
+ bf 12f
+13:
+ mov.l @(READERS_QUEUED,r8), r0
+ add #-1, r0
+ mov.l r0, @(READERS_QUEUED,r8)
+ mov #0, r0
+ bra 2b
+ mov.l r0, @(WRITERS_WAKEUP,r8)
+
+5:
+ mov #0, r3
+ stc gbr, r1
+ mov.w .Ltcboff,r2
+ sub r2,r1
+ mov.l @(8,r1),r0
+ mov.l r0, @(WRITER,r8)
+9:
+#if MUTEX == 0
+ DEC (@r8, r2)
+#else
+ DEC (@(MUTEX,r8), r2)
+#endif
+ tst r2, r2
+ bf 6f
+7:
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r12
+ rts
+ mov r3, r0
+
+1:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait4, r1
+ bsrf r1
+ nop
+.Lwait4b:
+ bra 2b
+ nop
+14:
+ stc gbr, r1
+ mov.w .Ltcboff,r2
+ sub r2,r1
+ mov.l @(8,r1),r1
+ cmp/eq r1, r0
+ bf 3b
+ bra 9b
+ mov #EDEADLK, r3
+6:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake4, r1
+ bsrf r1
+ nop
+.Lwake4b:
+ bra 7b
+ mov #0, r3
+
+4:
+ mov.l @(WRITERS_QUEUED,r8), r1
+ add #-1, r1
+ mov.l r1, @(WRITERS_QUEUED,r8)
+ bra 9b
+ mov #EAGAIN, r3
+
+10:
+ mov r8, r4
+#if MUTEX != 0
+ add #MUTEX, r4
+#endif
+ mov.l .Lwake5, r1
+ bsrf r1
+ nop
+.Lwake5b:
+ bra 11b
+ nop
+
+12:
+ mov r8, r5
+#if MUTEX != 0
+ add #MUTEX, r5
+#endif
+ mov r2, r4
+ mov.l .Lwait5, r1
+ bsrf r1
+ nop
+.Lwait5b:
+ bra 13b
+ nop
+
+.Ltcboff:
+ .word TLS_PRE_TCB_SIZE
+ .align 2
+.Lwait4:
+ .long __lll_mutex_lock_wait-.Lwait4b
+.Lwake4:
+ .long __lll_mutex_unlock_wake-.Lwake4b
+.Lwait5:
+ .long __lll_mutex_lock_wait-.Lwait5b
+.Lwake5:
+ .long __lll_mutex_unlock_wake-.Lwake5b
+ .globl pthread_rwlock_wrlock
+pthread_rwlock_wrlock = __pthread_rwlock_wrlock
+
+ .globl __pthread_rwlock_wrlock_internal
+__pthread_rwlock_wrlock_internal = __pthread_rwlock_wrlock
--- /dev/null
+/* 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 <shlib-compat.h>
+#include "lowlevel-atomic.h"
+
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EINTR 4
+#define EAGAIN 11
+#define EWOULDBLOCK EAGAIN
+#define EINVAL 22
+#define ETIMEDOUT 110
+
+ .text
+
+ .globl __new_sem_post
+ .type __new_sem_post,@function
+ .align 5
+__new_sem_post:
+ mov #1, r3
+ XADD (r3, @r4, r2)
+
+ mov #FUTEX_WAKE, r5
+ mov r2, r6
+ add #1, r6
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ cmp/pz r0
+ bf 1f
+ rts
+ mov #0, r0
+
+1:
+ mov #EAGAIN, r2
+ mova .Lgot3, r0
+ mov.l .Lgot3, r12
+ add r0, r12
+
+#if USE___THREAD
+ mov.l .Lerrno3, r0
+ stc gbr, r1
+ mov.l @(r0, r12), r0
+ add r1, r0
+#else
+ mov.l .Lerrloc3, r1
+ bsrf r1
+ nop
+.Lerrloc3b:
+#endif
+ mov.l r2, @r0
+ lds.l @r15+, pr
+ mov.l @r15+, r12
+ rts
+ mov #-1, r0
+
+ .align 2
+.Lgot3:
+ .long _GLOBAL_OFFSET_TABLE_
+#if USE___THREAD
+.Lerrno3:
+ .long errno@GOTTPOFF
+#else
+.Lerrloc3:
+ .long __errno_location@PLT-(.Lerrloc3b+2-.)
+#endif
+ .size __new_sem_post,.-__new_sem_post
+ .symver __new_sem_post, sem_post@@GLIBC_2.2
--- /dev/null
+/* 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 <shlib-compat.h>
+#include "lowlevel-atomic.h"
+
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EINTR 4
+#define EAGAIN 11
+#define EWOULDBLOCK EAGAIN
+#define EINVAL 22
+#define ETIMEDOUT 110
+
+ .text
+
+ .globl sem_timedwait
+ .type sem_timedwait,@function
+ .align 5
+sem_timedwait:
+ mov.l @r4, r0
+2:
+ tst r0, r0
+ bt 1f
+ mov r0, r3
+ mov r0, r6
+ add #-1, r3
+ CMPXCHG (r6, @r4, r3, r2)
+ bf/s 2b
+ mov r2, r0
+ rts
+ mov #0, r0
+
+1:
+ /* Check whether the timeout value is valid. */
+ mov.l r12, @-r15
+ mov.l r9, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ add #-8, r15
+ mov r4, r8
+ mov r5, r9
+
+ /* Check for invalid nanosecond field. */
+ mov.l @(4,r9), r0
+ mov.l .L1g, r1
+ cmp/hs r1, r0
+ bt/s 6f
+ mov #EINVAL, r0
+7:
+ /* Compute relative timeout. */
+ mov r15, r4
+ mov #0, r5
+ mov #SYS_gettimeofday, r3
+ trapa #0x12
+ SYSCALL_INST_PAD
+
+ mov.l @(4,r15), r0
+ mov.w .L1k, r1
+ dmulu.l r0, r1 /* Milli 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 5f
+ mov.l .L1g, r1
+ add r1, r3
+ add #-1, r2
+5:
+ cmp/pz r2
+ bf 6f /* Time is already up. */
+
+ /* Store relative timeout. */
+ mov.l r2, @r15
+ mov.l r3, @(4,r15)
+
+ /* Futex call. */
+ mov r8, r4
+ mov #FUTEX_WAIT, r5
+ mov #0, r6
+ mov r15, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ tst r0, r0
+ bt 9f
+ cmp/eq #-EWOULDBLOCK, r0
+ bf 3f
+9:
+ mov.l @r8, r0
+8:
+ tst r0, r0
+ bt 7b
+
+ mov r0, r3
+ mov r0, r4
+ add #-1, r3
+ CMPXCHG (r4, @r8, r3, r2)
+ bf/s 8b
+ mov r2, r0
+
+ add #8, r15
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r9
+ mov.l @r15+, r12
+ rts
+ mov #0, r0
+
+3:
+ neg r0, r0
+6:
+ mov r0, r8
+ mova .Lgot2, r0
+ mov.l .Lgot2, r12
+ add r0, r12
+
+#if USE___THREAD
+ mov.l .Lerrno2, r0
+ stc gbr, r1
+ mov.l @(r0, r12), r0
+ add r1, r0
+ mov.l r8, @r0
+#else
+ mov.l .Lerrloc2, r1
+ bsrf r1
+ nop
+.Lerrloc2b:
+ mov.l r8, @r0
+#endif
+ add #8, r15
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r9
+ mov.l @r15+, r12
+ rts
+ mov #-1, r0
+
+.L1k:
+ .word 1000
+ .align 2
+.L1g:
+ .long 1000000000
+.Lgot2:
+ .long _GLOBAL_OFFSET_TABLE_
+#if USE___THREAD
+.Lerrno2:
+ .long errno@GOTTPOFF
+#else
+.Lerrloc2:
+ .long __errno_location@PLT-(.Lerrloc2b+2-.)
+#endif
+ .size sem_timedwait,.-sem_timedwait
--- /dev/null
+/* 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 <shlib-compat.h>
+#include "lowlevel-atomic.h"
+
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EINTR 4
+#define EAGAIN 11
+#define EWOULDBLOCK EAGAIN
+#define EINVAL 22
+#define ETIMEDOUT 110
+
+ .text
+
+ .globl __new_sem_trywait
+ .type __new_sem_trywait,@function
+ .align 5
+__new_sem_trywait:
+ mov.l r12, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+ mov.l @r8, r0
+2:
+ tst r0, r0
+ bt 1f
+
+ mov r0, r3
+ mov r0, r4
+ add #-1, r3
+ CMPXCHG (r4, @r8, r3, r2)
+ bf/s 2b
+ mov r2, r0
+
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r12
+ rts
+ mov #0, r0
+
+1:
+ mov #EAGAIN, r8
+ mova .Lgot1, r0
+ mov.l .Lgot1, r12
+ add r0, r12
+
+#if USE___THREAD
+ mov.l .Lerrno1, r0
+ stc gbr, r1
+ mov.l @(r0, r12), r0
+ add r1, r0
+ mov.l r8, @r0
+#else
+ mov.l .Lerrloc1, r1
+ bsrf r1
+ nop
+.Lerrloc1b:
+ mov.l r8, @r0
+#endif
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r12
+ rts
+ mov #-1, r0
+
+ .align 2
+.Lgot1:
+ .long _GLOBAL_OFFSET_TABLE_
+#if USE___THREAD
+.Lerrno1:
+ .long errno@GOTTPOFF
+#else
+.Lerrloc1:
+ .long __errno_location@PLT-(.Lerrloc1b+2-.)
+#endif
+ .size __new_sem_trywait,.-__new_sem_trywait
+ .symver __new_sem_trywait, sem_trywait@@GLIBC_2.2
--- /dev/null
+/* 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 <shlib-compat.h>
+#include "lowlevel-atomic.h"
+
+
+#define SYS_gettimeofday __NR_gettimeofday
+#define SYS_futex 240
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+
+#define EINTR 4
+#define EAGAIN 11
+#define EWOULDBLOCK EAGAIN
+#define EINVAL 22
+#define ETIMEDOUT 110
+
+ .text
+
+ .globl __new_sem_wait
+ .type __new_sem_wait,@function
+ .align 5
+__new_sem_wait:
+ mov.l r12, @-r15
+ mov.l r8, @-r15
+ sts.l pr, @-r15
+ mov r4, r8
+3:
+ mov.l @r8, r0
+2:
+ tst r0, r0
+ bt 1f
+ mov r0, r3
+ mov r0, r4
+ add #-1, r3
+ CMPXCHG (r4, @r8, r3, r2)
+ bf 2b
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r12
+ rts
+ mov #0, r0
+
+1:
+ mov r8, r4
+ mov #FUTEX_WAIT, r5
+ mov #0, r6
+ mov #0, r7
+ mov #SYS_futex, r3
+ extu.b r3, r3
+ trapa #0x14
+ SYSCALL_INST_PAD
+
+ tst r0, r0
+ bt 3b
+ cmp/eq #-EWOULDBLOCK, r0
+ bt 3b
+ neg r0, r0
+
+ mov r0, r8
+ mova .Lgot0, r0
+ mov.l .Lgot0, r12
+ add r0, r12
+
+#if USE___THREAD
+ mov.l .Lerrno0, r0
+ stc gbr, r1
+ mov.l @(r0, r12), r0
+ add r1, r0
+ mov.l r8, @r0
+#else
+ mov.l .Lerrloc0, r1
+ bsrf r1
+ nop
+.Lerrloc0b:
+ mov.l r8, @r0
+#endif
+ lds.l @r15+, pr
+ mov.l @r15+, r8
+ mov.l @r15+, r12
+ rts
+ mov #-1, r0
+
+ .align 2
+.Lgot0:
+ .long _GLOBAL_OFFSET_TABLE_
+#if USE___THREAD
+.Lerrno0:
+ .long errno@GOTTPOFF
+#else
+.Lerrloc0:
+ .long __errno_location@PLT-(.Lerrloc0b+2-.)
+#endif
+ .size __new_sem_wait,.-__new_sem_wait
+ .symver __new_sem_wait, sem_wait@@GLIBC_2.2
--- /dev/null
+/* 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 <tls.h>
+#ifndef __ASSEMBLER__
+# include <nptl/pthreadP.h>
+#endif
+
+#if !defined NOT_IN_libc || defined IS_IN_libpthread
+
+# define _IMM12 #-12
+# define _IMM16 #-16
+# define _IMP16 #16
+# undef PSEUDO
+# define PSEUDO(name, syscall_name, args) \
+ .text; \
+ ENTRY (name); \
+ SINGLE_THREAD_P; \
+ bf .Lpseudo_cancel; \
+ DO_CALL (syscall_name, args); \
+ mov r0,r1; \
+ mov _IMM12,r2; \
+ shad r2,r1; \
+ not r1,r1; \
+ tst r1,r1; \
+ bt .Lsyscall_error; \
+ bra .Lpseudo_end; \
+ nop; \
+ .Lpseudo_cancel: \
+ sts.l pr,@-r15; \
+ add _IMM16,r15; \
+ SAVE_ARGS_##args; \
+ CENABLE; \
+ LOAD_ARGS_##args; \
+ add _IMP16,r15; \
+ lds.l @r15+,pr; \
+ DO_CALL(syscall_name, args); \
+ SYSCALL_INST_PAD; \
+ sts.l pr,@-r15; \
+ mov.l r0,@-r15; \
+ CDISABLE; \
+ mov.l @r15+,r0; \
+ lds.l @r15+,pr; \
+ mov r0,r1; \
+ mov _IMM12,r2; \
+ shad r2,r1; \
+ not r1,r1; \
+ tst r1,r1; \
+ bf .Lpseudo_end; \
+ .Lsyscall_error: \
+ SYSCALL_ERROR_HANDLER; \
+ .Lpseudo_end:
+
+# undef PSEUDO_END
+# define PSEUDO_END(sym) \
+ END (sym)
+
+# define SAVE_ARGS_0 /* Nothing. */
+# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15)
+# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15)
+# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15)
+# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15)
+# define SAVE_ARGS_5 SAVE_ARGS_4
+# define SAVE_ARGS_6 SAVE_ARGS_5
+
+# define LOAD_ARGS_0 /* Nothing. */
+# define LOAD_ARGS_1 LOAD_ARGS_0; mov.l @(0,r15),r4
+# define LOAD_ARGS_2 LOAD_ARGS_1; mov.l @(4,r15),r5
+# define LOAD_ARGS_3 LOAD_ARGS_2; mov.l @(8,r15),r6
+# define LOAD_ARGS_4 LOAD_ARGS_3; mov.l @(12,r15),r7
+# define LOAD_ARGS_5 LOAD_ARGS_4
+# define LOAD_ARGS_6 LOAD_ARGS_5
+
+# ifdef IS_IN_libpthread
+# define __local_enable_asynccancel __pthread_enable_asynccancel
+# define __local_disable_asynccancel __pthread_disable_asynccancel
+# else
+# define __local_enable_asynccancel __libc_enable_asynccancel
+# define __local_disable_asynccancel __libc_disable_asynccancel
+# endif
+
+# define CENABLE \
+ mov.l 1f,r0; \
+ bsrf r0; \
+ nop; \
+ 0: bra 2f; \
+ nop; \
+ .align 2; \
+ 1: .long __local_enable_asynccancel - 0b; \
+ 2:
+
+# define CDISABLE \
+ mov.l 1f,r0; \
+ bsrf r0; \
+ nop; \
+ 0: bra 2f; \
+ nop; \
+ .align 2; \
+ 1: .long __local_disable_asynccancel - 0b; \
+ 2:
+
+# ifndef __ASSEMBLER__
+# define SINGLE_THREAD_P \
+ __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+ header.data.multiple_threads) == 0, 1)
+# else
+# define SINGLE_THREAD_P \
+ stc gbr,r0; \
+ mov.w 0f,r1; \
+ sub r1,r0; \
+ mov.l @(MULTIPLE_THREADS_OFFSET,r0),r0; \
+ bra 1f; \
+ tst r0,r0; \
+ 0: .word TLS_PRE_TCB_SIZE; \
+ 1:
+
+# endif
+
+#elif !defined __ASSEMBLER__
+
+/* This code should never be used but we define it anyhow. */
+# define SINGLE_THREAD_P (1)
+
+#endif
projects / platform / upstream / glibc.git / commitdiff