From e8eaba2b25948c0e60f70c33c5c52aad70bbf5fc Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Fri, 1 Apr 2005 15:13:31 +0000 Subject: Updated to fedora-glibc-20050401T1444 --- nptl/sysdeps/mips/Makefile | 25 +++ nptl/sysdeps/mips/jmpbuf-unwind.h | 30 +++ nptl/sysdeps/mips/nptl-sysdep.S | 2 + nptl/sysdeps/mips/pthread_spin_lock.S | 37 ++++ nptl/sysdeps/mips/pthread_spin_trylock.S | 41 ++++ nptl/sysdeps/mips/pthreaddef.h | 39 ++++ nptl/sysdeps/mips/tcb-offsets.sym | 11 ++ nptl/sysdeps/mips/tls.h | 161 +++++++++++++++ .../unix/sysv/linux/mips/bits/pthreadtypes.h | 193 ++++++++++++++++++ nptl/sysdeps/unix/sysv/linux/mips/bits/semaphore.h | 40 ++++ nptl/sysdeps/unix/sysv/linux/mips/clone.S | 2 + nptl/sysdeps/unix/sysv/linux/mips/createthread.c | 24 +++ nptl/sysdeps/unix/sysv/linux/mips/fork.c | 1 + nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h | 216 +++++++++++++++++++++ nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S | 37 ++++ nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c | 94 +++++++++ nptl/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h | 170 ++++++++++++++++ nptl/sysdeps/unix/sysv/linux/mips/vfork.S | 42 ++++ nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S | 38 ++-- .../unix/sysv/linux/x86_64/pthread_barrier_wait.S | 15 +- .../sysv/linux/x86_64/pthread_cond_broadcast.S | 14 +- .../unix/sysv/linux/x86_64/pthread_cond_signal.S | 8 +- .../sysv/linux/x86_64/pthread_cond_timedwait.S | 30 +-- .../unix/sysv/linux/x86_64/pthread_cond_wait.S | 26 +-- nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S | 18 +- .../unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S | 18 +- .../sysv/linux/x86_64/pthread_rwlock_timedrdlock.S | 26 +-- .../sysv/linux/x86_64/pthread_rwlock_timedwrlock.S | 24 ++- .../unix/sysv/linux/x86_64/pthread_rwlock_unlock.S | 10 +- .../unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S | 14 +- nptl/sysdeps/unix/sysv/linux/x86_64/sem_post.S | 6 +- .../sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S | 10 +- nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S | 4 +- .../sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h | 4 +- 34 files changed, 1320 insertions(+), 110 deletions(-) create mode 100644 nptl/sysdeps/mips/Makefile create mode 100644 nptl/sysdeps/mips/jmpbuf-unwind.h create mode 100644 nptl/sysdeps/mips/nptl-sysdep.S create mode 100644 nptl/sysdeps/mips/pthread_spin_lock.S create mode 100644 nptl/sysdeps/mips/pthread_spin_trylock.S create mode 100644 nptl/sysdeps/mips/pthreaddef.h create mode 100644 nptl/sysdeps/mips/tcb-offsets.sym create mode 100644 nptl/sysdeps/mips/tls.h create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/bits/pthreadtypes.h create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/bits/semaphore.h create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/clone.S create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/createthread.c create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/fork.c create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h create mode 100644 nptl/sysdeps/unix/sysv/linux/mips/vfork.S (limited to 'nptl/sysdeps') diff --git a/nptl/sysdeps/mips/Makefile b/nptl/sysdeps/mips/Makefile new file mode 100644 index 0000000000..d0c59a5091 --- /dev/null +++ b/nptl/sysdeps/mips/Makefile @@ -0,0 +1,25 @@ +# Copyright (C) 2005 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. + +ifeq ($(subdir),csu) +gen-as-const-headers += tcb-offsets.sym +endif + +ifeq ($(subdir),nptl) +libpthread-sysdep_routines += nptl-sysdep +endif diff --git a/nptl/sysdeps/mips/jmpbuf-unwind.h b/nptl/sysdeps/mips/jmpbuf-unwind.h new file mode 100644 index 0000000000..67cc969663 --- /dev/null +++ b/nptl/sysdeps/mips/jmpbuf-unwind.h @@ -0,0 +1,30 @@ +/* Copyright (C) 2003, 2005 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 +#include +#include + +#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ + _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[0].__sp - (_adj)) + +/* We use the normal longjmp for unwinding. */ +#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/mips/nptl-sysdep.S b/nptl/sysdeps/mips/nptl-sysdep.S new file mode 100644 index 0000000000..3f5c2a364a --- /dev/null +++ b/nptl/sysdeps/mips/nptl-sysdep.S @@ -0,0 +1,2 @@ +/* Pull in __syscall_error. */ +#include diff --git a/nptl/sysdeps/mips/pthread_spin_lock.S b/nptl/sysdeps/mips/pthread_spin_lock.S new file mode 100644 index 0000000000..d5f2a72340 --- /dev/null +++ b/nptl/sysdeps/mips/pthread_spin_lock.S @@ -0,0 +1,37 @@ +/* Copyright (C) 2005 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 +#include +#include + +ENTRY (pthread_spin_lock) + .set push +#if _MIPS_SIM == _ABIO32 + .set mips2 +#endif +1: ll a2, 0(a0) + li a1, 1 + bnez a2, 1b + sc a1, 0(a0) + beqz a1, 1b + MIPS_SYNC + .set pop + li v0, 0 + ret +PSEUDO_END (pthread_spin_lock) diff --git a/nptl/sysdeps/mips/pthread_spin_trylock.S b/nptl/sysdeps/mips/pthread_spin_trylock.S new file mode 100644 index 0000000000..9c6e740f0f --- /dev/null +++ b/nptl/sysdeps/mips/pthread_spin_trylock.S @@ -0,0 +1,41 @@ +/* Copyright (C) 2005 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 +#include +#define _ERRNO_H 1 +#include +#include + +ENTRY (pthread_spin_trylock) + .set push +#if _MIPS_SIM == _ABIO32 + .set mips2 +#endif + ll a2, 0(a0) + li a1, 1 + bnez a2, 1f + sc a1, 0(a0) + beqz a1, 1f + MIPS_SYNC + .set pop + li v0, 0 + ret +1: li v0, EBUSY + ret +PSEUDO_END (pthread_spin_trylock) diff --git a/nptl/sysdeps/mips/pthreaddef.h b/nptl/sysdeps/mips/pthreaddef.h new file mode 100644 index 0000000000..e72b4bc58d --- /dev/null +++ b/nptl/sysdeps/mips/pthreaddef.h @@ -0,0 +1,39 @@ +/* Copyright (C) 2002, 2003, 2005 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. */ + +/* Default stack size. */ +#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024) + +/* Required stack pointer alignment at beginning. */ +#define STACK_ALIGN 16 + +/* Minimal stack size after allocating thread descriptor and guard size. */ +#define MINIMAL_REST_STACK 2048 + +/* Alignment requirement for TCB. */ +#define TCB_ALIGNMENT 16 + + +/* Location of current stack frame. */ +#define CURRENT_STACK_FRAME __builtin_frame_address (0) + + +/* XXX Until we have a better place keep the definitions here. */ + +#define __exit_thread_inline(val) \ + INLINE_SYSCALL (exit, 1, (val)) diff --git a/nptl/sysdeps/mips/tcb-offsets.sym b/nptl/sysdeps/mips/tcb-offsets.sym new file mode 100644 index 0000000000..e0e71dc430 --- /dev/null +++ b/nptl/sysdeps/mips/tcb-offsets.sym @@ -0,0 +1,11 @@ +#include +#include + +-- + +-- Abuse tls.h macros to derive offsets relative to the thread register. +#define thread_offsetof(mem) (long)(offsetof(struct pthread, mem) - TLS_TCB_OFFSET - TLS_PRE_TCB_SIZE) + +MULTIPLE_THREADS_OFFSET thread_offsetof (header.multiple_threads) +PID_OFFSET thread_offsetof (pid) +TID_OFFSET thread_offsetof (tid) diff --git a/nptl/sysdeps/mips/tls.h b/nptl/sysdeps/mips/tls.h new file mode 100644 index 0000000000..1cef161010 --- /dev/null +++ b/nptl/sysdeps/mips/tls.h @@ -0,0 +1,161 @@ +/* Definition for thread-local data handling. NPTL/MIPS version. + Copyright (C) 2005 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 1 + +#include + +#ifndef __ASSEMBLER__ +# include +# include +# include + +/* Type for the dtv. */ +typedef union dtv +{ + size_t counter; + struct + { + void *val; + bool is_static; + } pointer; +} dtv_t; + +/* Note: rd must be $v1 to be ABI-conformant. */ +# define READ_THREAD_POINTER() \ + ({ void *__result; \ + asm volatile (".set\tpush\n\t.set\tmips32r2\n\t" \ + "rdhwr\t%0, $29\n\t.set\tpop" : "=v" (__result)); \ + __result; }) + +#else /* __ASSEMBLER__ */ +# include + +# define READ_THREAD_POINTER(rd) \ + .set push; \ + .set mips32r2; \ + rdhwr rd, $29; \ + .set pop +#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 + +/* The TP points to the start of the thread blocks. */ +# define TLS_DTV_AT_TP 1 + +/* Get the thread descriptor definition. */ +# include + +typedef struct +{ + dtv_t *dtv; + void *private; +} tcbhead_t; + +/* This is the size of the initial TCB. Because our TCB is before the thread + pointer, we don't need this. */ +# define TLS_INIT_TCB_SIZE 0 + +/* Alignment requirements for the initial TCB. */ +# define TLS_INIT_TCB_ALIGN __alignof__ (struct pthread) + +/* This is the size of the TCB. Because our TCB is before the thread + pointer, we don't need this. */ +# define TLS_TCB_SIZE 0 + +/* Alignment requirements for the TCB. */ +# define TLS_TCB_ALIGN __alignof__ (struct pthread) + +/* This is the size we need before TCB - actually, it includes the TCB. */ +# define TLS_PRE_TCB_SIZE \ + (sizeof (struct pthread) \ + + ((sizeof (tcbhead_t) + TLS_TCB_ALIGN - 1) & ~(TLS_TCB_ALIGN - 1))) + +/* The thread pointer (in hardware register $29) points to the end of + the TCB + 0x7000, as for PowerPC. The pthread_descr structure is + immediately in front of the TCB. */ +# define TLS_TCB_OFFSET 0x7000 + +/* 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))[-1].dtv = (dtvp) + 1) + +/* Install new dtv for current thread. */ +# define INSTALL_NEW_DTV(dtv) \ + (THREAD_DTV() = (dtv)) + +/* Return dtv of given thread descriptor. */ +# define GET_DTV(tcbp) \ + (((tcbhead_t *) (tcbp))[-1].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) \ + ({ INTERNAL_SYSCALL_DECL (err); \ + long result_var; \ + result_var = INTERNAL_SYSCALL (set_thread_area, err, 1, \ + (char *) (tcbp) + TLS_TCB_OFFSET); \ + INTERNAL_SYSCALL_ERROR_P (result_var, err) \ + ? "unknown error" : NULL; }) + +/* Return the address of the dtv for the current thread. */ +# define THREAD_DTV() \ + (((tcbhead_t *) (READ_THREAD_POINTER () - TLS_TCB_OFFSET))[-1].dtv) + +/* Return the thread descriptor for the current thread. */ +# define THREAD_SELF \ + ((struct pthread *) (READ_THREAD_POINTER () \ + - TLS_TCB_OFFSET - TLS_PRE_TCB_SIZE)) + +/* Magic for libthread_db to know how to do THREAD_SELF. */ +# define DB_THREAD_SELF \ + CONST_THREAD_AREA (32, TLS_TCB_OFFSET + TLS_PRE_TCB_SIZE) + +/* Access to data in the thread descriptor is easy. */ +# define THREAD_GETMEM(descr, member) \ + descr->member +# define THREAD_GETMEM_NC(descr, member, idx) \ + descr->member[idx] +# define THREAD_SETMEM(descr, member, value) \ + descr->member = (value) +# define THREAD_SETMEM_NC(descr, member, idx, value) \ + descr->member[idx] = (value) + +/* l_tls_offset == 0 is perfectly valid on MIPS, so we have to use some + different value to mean unset l_tls_offset. */ +# define NO_TLS_OFFSET -1 + +#endif /* __ASSEMBLER__ */ + +#endif /* tls.h */ diff --git a/nptl/sysdeps/unix/sysv/linux/mips/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/mips/bits/pthreadtypes.h new file mode 100644 index 0000000000..e14a487508 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/bits/pthreadtypes.h @@ -0,0 +1,193 @@ +/* Machine-specific pthread type layouts. MIPS version. + Copyright (C) 2005 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 _BITS_PTHREADTYPES_H +#define _BITS_PTHREADTYPES_H 1 + +#if _MIPS_SIM == _ABI64 +# define __SIZEOF_PTHREAD_ATTR_T 56 +# define __SIZEOF_PTHREAD_MUTEX_T 40 +# define __SIZEOF_PTHREAD_MUTEXATTR_T 4 +# define __SIZEOF_PTHREAD_COND_T 48 +# define __SIZEOF_PTHREAD_CONDATTR_T 4 +# define __SIZEOF_PTHREAD_RWLOCK_T 56 +# define __SIZEOF_PTHREAD_RWLOCKATTR_T 8 +# define __SIZEOF_PTHREAD_BARRIER_T 32 +# define __SIZEOF_PTHREAD_BARRIERATTR_T 4 +#else +# 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_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 +#endif + + +/* Thread identifiers. The structure of the attribute type is + deliberately not exposed. */ +typedef unsigned long int 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 deliberately not exposed. */ +typedef union +{ + struct + { + int __lock; + unsigned int __count; + int __owner; +#if _MIPS_SIM == _ABI64 + unsigned int __nusers; +#endif + /* KIND must stay at this position in the structure to maintain + binary compatibility. */ + int __kind; +#if _MIPS_SIM != _ABI64 + unsigned int __nusers; +#endif + int __spins; + } __data; + char __size[__SIZEOF_PTHREAD_MUTEX_T]; + long int __align; +} pthread_mutex_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_MUTEXATTR_T]; + int __align; +} pthread_mutexattr_t; + + +/* Data structure for conditional variable handling. The structure of + the attribute type is deliberately not exposed. */ +typedef union +{ + struct + { + int __lock; + unsigned int __futex; + __extension__ unsigned long long int __total_seq; + __extension__ unsigned long long int __wakeup_seq; + __extension__ unsigned long long int __woken_seq; + void *__mutex; + unsigned int __nwaiters; + unsigned int __broadcast_seq; + } __data; + char __size[__SIZEOF_PTHREAD_COND_T]; + __extension__ long long int __align; +} pthread_cond_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_CONDATTR_T]; + int __align; +} pthread_condattr_t; + + +/* Keys for thread-specific data */ +typedef unsigned int pthread_key_t; + + +/* Once-only execution */ +typedef int pthread_once_t; + + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +/* Data structure for read-write lock variable handling. The + structure of the attribute type is deliberately not exposed. */ +typedef union +{ +# if _MIPS_SIM == _ABI64 + 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; + int __writer; + int __pad1; + unsigned long int __pad2; + unsigned long int __pad3; + /* FLAGS must stay at this position in the structure to maintain + binary compatibility. */ + unsigned int __flags; + } __data; +# else + 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; + int __writer; + } __data; +# endif + 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 */ diff --git a/nptl/sysdeps/unix/sysv/linux/mips/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/mips/bits/semaphore.h new file mode 100644 index 0000000000..c4440f9e9e --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/bits/semaphore.h @@ -0,0 +1,40 @@ +/* Copyright (C) 2002, 2005 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 _SEMAPHORE_H +# error "Never use directly; include instead." +#endif + +#if _MIPS_SIM == _ABI64 +# define __SIZEOF_SEM_T 32 +#else +# define __SIZEOF_SEM_T 16 +#endif + +/* Value returned if `sem_open' failed. */ +#define SEM_FAILED ((sem_t *) 0) + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX (2147483647) + + +typedef union +{ + char __size[__SIZEOF_SEM_T]; + long int __align; +} sem_t; diff --git a/nptl/sysdeps/unix/sysv/linux/mips/clone.S b/nptl/sysdeps/unix/sysv/linux/mips/clone.S new file mode 100644 index 0000000000..80c265bf6c --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/clone.S @@ -0,0 +1,2 @@ +#define RESET_PID +#include diff --git a/nptl/sysdeps/unix/sysv/linux/mips/createthread.c b/nptl/sysdeps/unix/sysv/linux/mips/createthread.c new file mode 100644 index 0000000000..5b2234f470 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/createthread.c @@ -0,0 +1,24 @@ +/* Copyright (C) 2005 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 ((void *) (pd) \ + + TLS_TCB_OFFSET + TLS_PRE_TCB_SIZE) + +/* Get the real implementation. */ +#include diff --git a/nptl/sysdeps/unix/sysv/linux/mips/fork.c b/nptl/sysdeps/unix/sysv/linux/mips/fork.c new file mode 100644 index 0000000000..06b7e1c69f --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/fork.c @@ -0,0 +1 @@ +#include "../i386/fork.c" diff --git a/nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h new file mode 100644 index 0000000000..7edb28794f --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/lowlevellock.h @@ -0,0 +1,216 @@ +/* Copyright (C) 2003, 2004, 2005 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 +#include +#include +#include +#include + + +#define FUTEX_WAIT 0 +#define FUTEX_WAKE 1 +#define FUTEX_REQUEUE 3 +#define FUTEX_CMP_REQUEUE 4 + +/* Initializer for compatibility lock. */ +#define LLL_MUTEX_LOCK_INITIALIZER (0) + +#define lll_futex_wait(futexp, val) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 4, \ + (futexp), FUTEX_WAIT, (val), 0); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err) ? -__ret : __ret; \ + }) + +#define lll_futex_timed_wait(futexp, val, timespec) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 4, \ + (futexp), FUTEX_WAIT, (val), (timespec)); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err) ? -__ret : __ret; \ + }) + +#define lll_futex_wake(futexp, nr) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 4, \ + (futexp), FUTEX_WAKE, (nr), 0); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err) ? -__ret : __ret; \ + }) + +/* Returns non-zero if error happened, zero if success. */ +#define lll_futex_requeue(futexp, nr_wake, nr_move, mutex, val) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, \ + (futexp), FUTEX_CMP_REQUEUE, (nr_wake), \ + (nr_move), (mutex), (val)); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ + }) + + +static inline int __attribute__((always_inline)) +__lll_mutex_trylock(int *futex) +{ + return atomic_compare_and_exchange_val_acq (futex, 1, 0) != 0; +} +#define lll_mutex_trylock(lock) __lll_mutex_trylock (&(lock)) + + +static inline int __attribute__((always_inline)) +__lll_mutex_cond_trylock(int *futex) +{ + return atomic_compare_and_exchange_val_acq (futex, 2, 0) != 0; +} +#define lll_mutex_cond_trylock(lock) __lll_mutex_cond_trylock (&(lock)) + + +extern void __lll_lock_wait (int *futex) attribute_hidden; + +static inline void __attribute__((always_inline)) +__lll_mutex_lock(int *futex) +{ + if (atomic_compare_and_exchange_bool_acq (futex, 1, 0) != 0) + __lll_lock_wait (futex); +} +#define lll_mutex_lock(futex) __lll_mutex_lock (&(futex)) + + +static inline void __attribute__ ((always_inline)) +__lll_mutex_cond_lock (int *futex) +{ + if (atomic_compare_and_exchange_bool_acq (futex, 2, 0) != 0) + __lll_lock_wait (futex); +} +#define lll_mutex_cond_lock(futex) __lll_mutex_cond_lock (&(futex)) + + +extern int __lll_timedlock_wait (int *futex, const struct timespec *) + attribute_hidden; + +static inline int __attribute__ ((always_inline)) +__lll_mutex_timedlock (int *futex, const struct timespec *abstime) +{ + int result = 0; + if (atomic_compare_and_exchange_bool_acq (futex, 1, 0) != 0) + result = __lll_timedlock_wait (futex, abstime); + return result; +} +#define lll_mutex_timedlock(futex, abstime) \ + __lll_mutex_timedlock (&(futex), abstime) + + +static inline void __attribute__ ((always_inline)) +__lll_mutex_unlock (int *futex) +{ + int val = atomic_exchange_rel (futex, 0); + if (__builtin_expect (val > 1, 0)) + lll_futex_wake (futex, 1); +} +#define lll_mutex_unlock(futex) __lll_mutex_unlock(&(futex)) + + +static inline void __attribute__ ((always_inline)) +__lll_mutex_unlock_force (int *futex) +{ + (void) atomic_exchange_rel (futex, 0); + lll_futex_wake (futex, 1); +} +#define lll_mutex_unlock_force(futex) __lll_mutex_unlock_force(&(futex)) + + +#define lll_mutex_islocked(futex) \ + (futex != 0) + + +/* Our internal lock implementation is identical to the binary-compatible + mutex implementation. */ + +/* Type for lock object. */ +typedef int lll_lock_t; + +/* Initializers for lock. */ +#define LLL_LOCK_INITIALIZER (0) +#define LLL_LOCK_INITIALIZER_LOCKED (1) + +extern int lll_unlock_wake_cb (int *__futex) attribute_hidden; + +/* The states of a lock are: + 0 - untaken + 1 - taken by one user + >1 - taken by more users */ + +#define lll_trylock(lock) lll_mutex_trylock (lock) +#define lll_lock(lock) lll_mutex_lock (lock) +#define lll_unlock(lock) lll_mutex_unlock (lock) +#define lll_islocked(lock) lll_mutex_islocked (lock) + +/* The kernel notifies a process which 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. */ +#define lll_wait_tid(tid) \ + do { \ + __typeof (tid) __tid; \ + while ((__tid = (tid)) != 0) \ + lll_futex_wait (&(tid), __tid); \ + } while (0) + +extern int __lll_timedwait_tid (int *, const struct timespec *) + attribute_hidden; + +#define lll_timedwait_tid(tid, abstime) \ + ({ \ + int __res = 0; \ + if ((tid) != 0) \ + __res = __lll_timedwait_tid (&(tid), (abstime)); \ + __res; \ + }) + + +/* 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 */ diff --git a/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S b/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S new file mode 100644 index 0000000000..fe2b81bc1f --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S @@ -0,0 +1,37 @@ +/* Copyright (C) 2005 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 + +/* Save the PID value. */ +#define SAVE_PID \ + READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \ + lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \ + subu a2, $0, a2; /* Negate it. */ \ + sw a2, PID_OFFSET(v1); /* Store the temporary PID. */ + +/* Restore the old PID value in the parent. */ +#define RESTORE_PID \ + beqz v0, 1f; /* If we are the parent... */ \ + READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \ + lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \ + subu a2, $0, a2; /* Re-negate it. */ \ + sw a2, PID_OFFSET(v1); /* Restore the PID. */ \ +1: + +#include <../sysdeps/unix/sysv/linux/mips/vfork.S> diff --git a/nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c b/nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c new file mode 100644 index 0000000000..649b752f54 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c @@ -0,0 +1,94 @@ +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek , 2003. + + 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" +#include + + +unsigned long int __fork_generation attribute_hidden; + + +static void +clear_once_control (void *arg) +{ + pthread_once_t *once_control = (pthread_once_t *) arg; + + *once_control = 0; + lll_futex_wake (once_control, INT_MAX); +} + + +int +__pthread_once (once_control, init_routine) + pthread_once_t *once_control; + void (*init_routine) (void); +{ + while (1) + { + int oldval, val, newval; + + val = *once_control; + do + { + /* Check if the initialized has already been done. */ + if ((val & 2) != 0) + return 0; + + oldval = val; + newval = (oldval & 3) | __fork_generation | 1; + val = atomic_compare_and_exchange_val_acq (once_control, newval, + oldval); + } + while (__builtin_expect (val != oldval, 0)); + + /* Check if another thread already runs the initializer. */ + if ((oldval & 1) != 0) + { + /* Check whether the initializer execution was interrupted + by a fork. */ + if (((oldval ^ newval) & -4) == 0) + { + /* Same generation, some other thread was faster. Wait. */ + lll_futex_wait (once_control, newval); + continue; + } + } + + /* This thread is the first here. Do the initialization. + Register a cleanup handler so that in case the thread gets + interrupted the initialization can be restarted. */ + pthread_cleanup_push (clear_once_control, once_control); + + init_routine (); + + pthread_cleanup_pop (0); + + + /* Add one to *once_control. */ + atomic_increment (once_control); + + /* Wake up all other threads. */ + lll_futex_wake (once_control, INT_MAX); + break; + } + + return 0; +} +weak_alias (__pthread_once, pthread_once) +strong_alias (__pthread_once, __pthread_once_internal) diff --git a/nptl/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h new file mode 100644 index 0000000000..02508e2155 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/sysdep-cancel.h @@ -0,0 +1,170 @@ +/* Copyright (C) 2003, 2004, 2005 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 +#include +#include +#ifndef __ASSEMBLER__ +# include +#endif + +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt + +#ifdef __PIC__ +# undef PSEUDO +# define PSEUDO(name, syscall_name, args) \ + .align 2; \ + L(pseudo_start): \ + cfi_startproc; \ + 99: la t9,__syscall_error; \ + jr t9; \ + .type __##syscall_name##_nocancel, @function; \ + .globl __##syscall_name##_nocancel; \ + __##syscall_name##_nocancel: \ + .set noreorder; \ + .cpload t9; \ + li v0, SYS_ify(syscall_name); \ + syscall; \ + .set reorder; \ + bne a3, zero, SYSCALL_ERROR_LABEL; \ + ret; \ + .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ + ENTRY (name) \ + .set noreorder; \ + .cpload t9; \ + .set reorder; \ + SINGLE_THREAD_P(v1); \ + bne zero, v1, L(pseudo_cancel); \ + .set noreorder; \ + li v0, SYS_ify(syscall_name); \ + syscall; \ + .set reorder; \ + bne a3, zero, SYSCALL_ERROR_LABEL; \ + ret; \ + L(pseudo_cancel): \ + SAVESTK_##args; \ + sw ra, 28(sp); \ + cfi_rel_offset (ra, 28); \ + sw gp, 32(sp); \ + cfi_rel_offset (gp, 32); \ + PUSHARGS_##args; /* save syscall args */ \ + CENABLE; \ + lw gp, 32(sp); \ + sw v0, 44(sp); /* save mask */ \ + POPARGS_##args; /* restore syscall args */ \ + .set noreorder; \ + li v0, SYS_ify (syscall_name); \ + syscall; \ + .set reorder; \ + sw v0, 36(sp); /* save syscall result */ \ + sw a3, 40(sp); /* save syscall error flag */ \ + lw a0, 44(sp); /* pass mask as arg1 */ \ + CDISABLE; \ + lw gp, 32(sp); \ + lw v0, 36(sp); /* restore syscall result */ \ + lw a3, 40(sp); /* restore syscall error flag */ \ + lw ra, 28(sp); /* restore return address */ \ + .set noreorder; \ + bne a3, zero, SYSCALL_ERROR_LABEL; \ + RESTORESTK; \ + L(pseudo_end): \ + .set reorder; + +# undef PSEUDO_END +# define PSEUDO_END(sym) cfi_endproc; .end sym; .size sym,.-sym + +#endif + +# define PUSHARGS_0 /* nothing to do */ +# define PUSHARGS_1 PUSHARGS_0 sw a0, 0(sp); cfi_rel_offset (a0, 0); +# define PUSHARGS_2 PUSHARGS_1 sw a1, 4(sp); cfi_rel_offset (a1, 4); +# define PUSHARGS_3 PUSHARGS_2 sw a2, 8(sp); cfi_rel_offset (a2, 8); +# define PUSHARGS_4 PUSHARGS_3 sw a3, 12(sp); cfi_rel_offset (a3, 12); +# define PUSHARGS_5 PUSHARGS_4 /* handled by SAVESTK_## */ +# define PUSHARGS_6 PUSHARGS_5 +# define PUSHARGS_7 PUSHARGS_6 + +# define POPARGS_0 /* nothing to do */ +# define POPARGS_1 POPARGS_0 lw a0, 0(sp); +# define POPARGS_2 POPARGS_1 lw a1, 4(sp); +# define POPARGS_3 POPARGS_2 lw a2, 8(sp); +# define POPARGS_4 POPARGS_3 lw a3, 12(sp); +# define POPARGS_5 POPARGS_4 /* args already in new stackframe */ +# define POPARGS_6 POPARGS_5 +# define POPARGS_7 POPARGS_6 + + +# define STKSPACE 48 +# define SAVESTK_0 subu sp, STKSPACE; cfi_adjust_cfa_offset(STKSPACE) +# define SAVESTK_1 SAVESTK_0 +# define SAVESTK_2 SAVESTK_1 +# define SAVESTK_3 SAVESTK_2 +# define SAVESTK_4 SAVESTK_3 +# define SAVESTK_5 lw t0, 16(sp); \ + SAVESTK_0; \ + sw t0, 16(sp) + +# define SAVESTK_6 lw t0, 16(sp); \ + lw t1, 20(sp); \ + SAVESTK_0; \ + sw t0, 16(sp); \ + sw t1, 20(sp) + +# define SAVESTK_7 lw t0, 16(sp); \ + lw t1, 20(sp); \ + lw t2, 24(sp); \ + SAVESTK_0; \ + sw t0, 16(sp); \ + sw t1, 20(sp); \ + sw t2, 24(sp) + +# define RESTORESTK addu sp, STKSPACE; cfi_adjust_cfa_offset(-STKSPACE) + + +/* We use jalr rather than jal. This means that the assembler will not + automatically restore $gp (in case libc has multiple GOTs) so we must + do it manually - which we have to do anyway since we don't use .cprestore. + It also shuts up the assembler warning about not using .cprestore. */ +# ifdef IS_IN_libpthread +# define CENABLE la t9, __pthread_enable_asynccancel; jalr t9; +# define CDISABLE la t9, __pthread_disable_asynccancel; jalr t9; +# elif defined IS_IN_librt +# define CENABLE la t9, __librt_enable_asynccancel; jalr t9; +# define CDISABLE la t9, __librt_disable_asynccancel; jalr t9; +# else +# define CENABLE la t9, __libc_enable_asynccancel; jalr t9; +# define CDISABLE la t9, __libc_disable_asynccancel; jalr t9; +# endif + +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) \ + == 0, 1) +# else +# define SINGLE_THREAD_P(reg) \ + READ_THREAD_POINTER(reg); \ + lw reg, MULTIPLE_THREADS_OFFSET(reg) +#endif + +#elif !defined __ASSEMBLER__ + +# define SINGLE_THREAD_P 1 +# define NO_CANCELLATION 1 + +#endif diff --git a/nptl/sysdeps/unix/sysv/linux/mips/vfork.S b/nptl/sysdeps/unix/sysv/linux/mips/vfork.S new file mode 100644 index 0000000000..874a2e2bf4 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/mips/vfork.S @@ -0,0 +1,42 @@ +/* Copyright (C) 2005 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 + +/* Save the PID value. */ +#define SAVE_PID \ + READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \ + lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \ + subu a2, $0, a2; /* Negate it. */ \ + bnez a2, 1f; /* If it was zero... */ \ + lui a2, 0x8000; /* use 0x80000000 instead. */ \ +1: sw a2, PID_OFFSET(v1); /* Store the temporary PID. */ + +/* Restore the old PID value in the parent. */ +#define RESTORE_PID \ + beqz v0, 1f; /* If we are the parent... */ \ + READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \ + lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \ + subu a2, $0, a2; /* Re-negate it. */ \ + lui a0, 0x8000; /* Load 0x80000000... */ \ + bne a2, a0, 2f; /* ... compare against it... */ \ + li a2, 0; /* ... use 0 instead. */ \ +2: sw a2, PID_OFFSET(v1); /* Restore the PID. */ \ +1: + +#include <../sysdeps/unix/sysv/linux/mips/vfork.S> diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S index d5c9345558..3a49e25dd2 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -48,12 +48,16 @@ __lll_mutex_lock_wait: xorq %r10, %r10 /* No timeout. */ movl $2, %edx - movq %r10, %rsi /* movq $FUTEX_WAIT, %rsi */ +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif cmpl %edx, %eax /* NB: %edx == 2 */ jne 2f -1: movq $SYS_futex, %rax +1: movl $SYS_futex, %eax syscall 2: movl %edx, %eax @@ -93,7 +97,7 @@ __lll_mutex_timedlock_wait: 1: /* Get current time. */ movq %rsp, %rdi - xorq %rsi, %rsi + xorl %esi, %esi movq $VSYSCALL_ADDR_vgettimeofday, %rax /* This is a regular function call, all caller-save registers might be clobbered. */ @@ -101,7 +105,7 @@ __lll_mutex_timedlock_wait: /* Compute relative timeout. */ movq 8(%rsp), %rax - movq $1000, %rdi + movl $1000, %edi mul %rdi /* Milli seconds to nano seconds. */ movq (%r13), %rdi movq 8(%r13), %rsi @@ -126,9 +130,13 @@ __lll_mutex_timedlock_wait: je 8f movq %rsp, %r10 - xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */ +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif movq %r12, %rdi - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall movq %rax, %rcx @@ -195,9 +203,9 @@ __lll_mutex_unlock_wake: pushq %rdx movl $0, (%rdi) - movq $FUTEX_WAKE, %rsi + movl $FUTEX_WAKE, %esi movl $1, %edx /* Wake one thread. */ - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall popq %rdx @@ -222,13 +230,13 @@ __lll_timedwait_tid: /* Get current time. */ 2: movq %rsp, %rdi - xorq %rsi, %rsi + xorl %esi, %esi movq $VSYSCALL_ADDR_vgettimeofday, %rax callq *%rax /* Compute relative timeout. */ movq 8(%rsp), %rax - movq $1000, %rdi + movl $1000, %edi mul %rdi /* Milli seconds to nano seconds. */ movq (%r13), %rdi movq 8(%r13), %rsi @@ -248,9 +256,13 @@ __lll_timedwait_tid: jz 4f movq %rsp, %r10 - xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */ +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif movq %r12, %rdi - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall cmpl $0, (%rdi) diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S index e1593f32ff..fa8125dd87 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -63,9 +63,14 @@ pthread_barrier_wait: /* Wait for the remaining threads. The call will return immediately if the CURR_EVENT memory has meanwhile been changed. */ -7: xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */ +7: +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif xorq %r10, %r10 -8: movq $SYS_futex, %rax +8: movl $SYS_futex, %eax syscall /* Don't return on spurious wakeups. The syscall does not change @@ -110,8 +115,8 @@ pthread_barrier_wait: /* Wake up all waiters. The count is a signed number in the kernel so 0x7fffffff is the highest value. */ movl $0x7fffffff, %edx - movq $FUTEX_WAKE, %rsi - movq $SYS_futex, %rax + movl $FUTEX_WAKE, %esi + movl $SYS_futex, %eax syscall /* Increment LEFT. If this brings the count back to the diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S index e8d7bd9bb6..72e7bc5b24 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -81,10 +81,10 @@ __pthread_cond_broadcast: je 9f /* Wake up all threads. */ - movq $FUTEX_CMP_REQUEUE, %rsi - movq $SYS_futex, %rax + movl $FUTEX_CMP_REQUEUE, %esi + movl $SYS_futex, %eax movl $1, %edx - movq $0x7fffffff, %r10 + movl $0x7fffffff, %r10d syscall /* For any kind of error, which mainly is EAGAIN, we try again @@ -128,9 +128,9 @@ __pthread_cond_broadcast: jmp 8b 9: /* The futex requeue functionality is not available. */ - movq $0x7fffffff, %rdx - movq $FUTEX_WAKE, %rsi - movq $SYS_futex, %rax + movl $0x7fffffff, %edx + movl $FUTEX_WAKE, %esi + movl $SYS_futex, %eax syscall jmp 10b .size __pthread_cond_broadcast, .-__pthread_cond_broadcast diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S index 62bb74cc1a..de9e109f45 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -66,9 +66,9 @@ __pthread_cond_signal: addl $1, (%rdi) /* Wake up one thread. */ - movq $FUTEX_WAKE, %rsi - movq $SYS_futex, %rax - movq $1, %rdx + movl $FUTEX_WAKE, %esi + movl $SYS_futex, %eax + movl $1, %edx syscall /* Unlock. */ diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S index 67bec6caa7..ad3ae1e76e 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -56,7 +56,7 @@ __pthread_cond_timedwait: .Lsubq: cmpq $1000000000, 8(%rdx) - movq $EINVAL, %rax + movl $EINVAL, %eax jae 18f /* Stack frame: @@ -102,7 +102,7 @@ __pthread_cond_timedwait: /* Unlock the mutex. */ 2: movq 16(%rsp), %rdi - xorq %rsi, %rsi + xorl %esi, %esi callq __pthread_mutex_unlock_usercnt testl %eax, %eax @@ -141,7 +141,7 @@ __pthread_cond_timedwait: /* Only clocks 0 and 1 are allowed so far. Both are handled in the kernel. */ leaq 24(%rsp), %rsi - movq $__NR_clock_gettime, %rax + movl $__NR_clock_gettime, %eax syscall # ifndef __ASSUME_POSIX_TIMERS cmpq $-ENOSYS, %rax @@ -155,13 +155,13 @@ __pthread_cond_timedwait: subq 32(%rsp), %rdx #else leaq 24(%rsp), %rdi - xorq %rsi, %rsi + xorl %esi, %esi movq $VSYSCALL_ADDR_vgettimeofday, %rax callq *%rax /* Compute relative timeout. */ movq 32(%rsp), %rax - movq $1000, %rdx + movl $1000, %edx mul %rdx /* Milli seconds to nano seconds. */ movq (%r13), %rcx movq 8(%r13), %rdx @@ -195,10 +195,14 @@ __pthread_cond_timedwait: movl %eax, (%rsp) leaq 24(%rsp), %r10 - xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */ +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif movq %r12, %rdx addq $cond_futex, %rdi - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall movq %rax, %r14 @@ -237,7 +241,7 @@ __pthread_cond_timedwait: 13: incq wakeup_seq(%rdi) incl cond_futex(%rdi) - movq $ETIMEDOUT, %r14 + movl $ETIMEDOUT, %r14d jmp 14f 23: xorq %r14, %r14 @@ -256,8 +260,8 @@ __pthread_cond_timedwait: jne 25f addq $cond_nwaiters, %rdi - movq $SYS_futex, %rax - movq $FUTEX_WAKE, %rsi + movl $SYS_futex, %eax + movl $FUTEX_WAKE, %esi movl $1, %edx syscall subq $cond_nwaiters, %rdi @@ -349,13 +353,13 @@ __pthread_cond_timedwait: #if defined __NR_clock_gettime && !defined __ASSUME_POSIX_TIMERS /* clock_gettime not available. */ 19: leaq 24(%rsp), %rdi - xorq %rsi, %rsi + xorl %esi, %esi movq $VSYSCALL_ADDR_vgettimeofday, %rax callq *%rax /* Compute relative timeout. */ movq 32(%rsp), %rax - movq $1000, %rdx + movl $1000, %edx mul %rdx /* Milli seconds to nano seconds. */ movq (%r13), %rcx movq 8(%r13), %rdx diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S index f5de0a280c..b837d466b1 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -82,12 +82,12 @@ __condvar_cleanup: jne 4f addq $cond_nwaiters, %rdi - movq $SYS_futex, %rax - movq $FUTEX_WAKE, %rsi + movl $SYS_futex, %eax + movl $FUTEX_WAKE, %esi movl $1, %edx syscall subq $cond_nwaiters, %rdi - movq $1, %r12 + movl $1, %r12d 4: LOCK #if cond_lock == 0 @@ -105,9 +105,9 @@ __condvar_cleanup: 2: testq %r12, %r12 jnz 5f addq $cond_futex, %rdi - movq $FUTEX_WAKE, %rsi + movl $FUTEX_WAKE, %esi movl $0x7fffffff, %edx - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall 5: movq 16(%r8), %rdi @@ -170,7 +170,7 @@ __pthread_cond_wait: /* Unlock the mutex. */ 2: movq 16(%rsp), %rdi - xorq %rsi, %rsi + xorl %esi, %esi callq __pthread_mutex_unlock_usercnt testl %eax, %eax @@ -215,8 +215,12 @@ __pthread_cond_wait: xorq %r10, %r10 movq %r12, %rdx addq $cond_futex-cond_lock, %rdi - movq $SYS_futex, %rax - movq %r10, %rsi /* movq $FUTEX_WAIT, %rsi */ + movl $SYS_futex, %eax +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif syscall movl (%rsp), %edi @@ -262,8 +266,8 @@ __pthread_cond_wait: jne 17f addq $cond_nwaiters, %rdi - movq $SYS_futex, %rax - movq $FUTEX_WAKE, %rsi + movl $SYS_futex, %eax + movl $FUTEX_WAKE, %esi movl $1, %edx syscall subq $cond_nwaiters, %rdi diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S index 3fec0f4205..6bf8d095ba 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -74,8 +74,12 @@ __pthread_once: jnz 3f /* Different for generation -> run initializer. */ /* Somebody else got here first. Wait. */ - movq %r10, %rsi /* movq $FUTEX_WAIT, %rsi */ - movq $SYS_futex, %rax +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif + movl $SYS_futex, %eax syscall jmp 6b @@ -98,12 +102,12 @@ __pthread_once: /* Wake up all other threads. */ movl $0x7fffffff, %edx movl $FUTEX_WAKE, %esi - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall 4: addq $8, %rsp .Ladd: - xorq %rax, %rax + xorl %eax, %eax retq .size __pthread_once,.-__pthread_once @@ -124,8 +128,8 @@ clear_once_control: movl $0, (%rdi) movl $0x7fffffff, %edx - movq $FUTEX_WAKE, %rsi - movq $SYS_futex, %rax + movl $FUTEX_WAKE, %esi + movl $SYS_futex, %eax syscall movq %r8, %rdi diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S index 43c8cae34c..5e9d8fb1d6 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -74,8 +74,12 @@ __pthread_rwlock_rdlock: jne 10f 11: addq $READERS_WAKEUP, %rdi - movq %r10, %rsi /* movq $FUTEX_WAIT, %rsi */ - movq $SYS_futex, %rax +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif + movl $SYS_futex, %eax syscall subq $READERS_WAKEUP, %rdi @@ -94,7 +98,7 @@ __pthread_rwlock_rdlock: 13: decl READERS_QUEUED(%rdi) jmp 2b -5: xorq %rdx, %rdx +5: xorl %edx, %edx incl NR_READERS(%rdi) je 8f 9: LOCK @@ -122,7 +126,7 @@ __pthread_rwlock_rdlock: 14: cmpl %fs:TID, %eax jne 3b /* Deadlock detected. */ - movq $EDEADLK, %rdx + movl $EDEADLK, %edx jmp 9b 6: @@ -137,12 +141,12 @@ __pthread_rwlock_rdlock: /* Overflow. */ 8: decl NR_READERS(%rdi) - movq $EAGAIN, %rdx + movl $EAGAIN, %edx jmp 9b /* Overflow. */ 4: decl READERS_QUEUED(%rdi) - movq $EAGAIN, %rdx + movl $EAGAIN, %edx jmp 9b 10: diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S index aadc90c974..b44660418a 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -90,13 +90,13 @@ pthread_rwlock_timedrdlock: /* Get current time. */ 11: movq %rsp, %rdi - xorq %rsi, %rsi + xorl %esi, %esi movq $VSYSCALL_ADDR_vgettimeofday, %rax callq *%rax /* Compute relative timeout. */ movq 8(%rsp), %rax - movq $1000, %rdi + movl $1000, %edi mul %rdi /* Milli seconds to nano seconds. */ movq (%r13), %rcx movq 8(%r13), %rdi @@ -112,11 +112,15 @@ pthread_rwlock_timedrdlock: movq %rcx, (%rsp) /* Store relative timeout. */ movq %rdi, 8(%rsp) - xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */ +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif movq %rsp, %r10 movl %r14d, %edx leaq READERS_WAKEUP(%r12), %rdi - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall movq %rax, %rdx 17: @@ -136,11 +140,11 @@ pthread_rwlock_timedrdlock: cmpq $-ETIMEDOUT, %rdx jne 2b -18: movq $ETIMEDOUT, %rdx +18: movl $ETIMEDOUT, %edx jmp 9f -5: xorq %rdx, %rdx +5: xorl %edx, %edx incl NR_READERS(%r12) je 8f 9: LOCK @@ -168,7 +172,7 @@ pthread_rwlock_timedrdlock: 14: cmpl %fs:TID, %eax jne 3b - movq $EDEADLK, %rdx + movl $EDEADLK, %edx jmp 9b 6: @@ -182,12 +186,12 @@ pthread_rwlock_timedrdlock: /* Overflow. */ 8: decl NR_READERS(%r12) - movq $EAGAIN, %rdx + movl $EAGAIN, %edx jmp 9b /* Overflow. */ 4: decl READERS_QUEUED(%r12) - movq $EAGAIN, %rdx + movl $EAGAIN, %edx jmp 9b 10: @@ -211,6 +215,6 @@ pthread_rwlock_timedrdlock: 16: movq $-ETIMEDOUT, %rdx jmp 17b -19: movq $EINVAL, %rdx +19: movl $EINVAL, %edx jmp 9b .size pthread_rwlock_timedrdlock,.-pthread_rwlock_timedrdlock diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S index ccaef47070..525e5b6b93 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -86,13 +86,13 @@ pthread_rwlock_timedwrlock: /* Get current time. */ 11: movq %rsp, %rdi - xorq %rsi, %rsi + xorl %esi, %esi movq $VSYSCALL_ADDR_vgettimeofday, %rax callq *%rax /* Compute relative timeout. */ movq 8(%rsp), %rax - movq $1000, %rdi + movl $1000, %edi mul %rdi /* Milli seconds to nano seconds. */ movq (%r13), %rcx movq 8(%r13), %rdi @@ -108,11 +108,15 @@ pthread_rwlock_timedwrlock: movq %rcx, (%rsp) /* Store relative timeout. */ movq %rdi, 8(%rsp) - xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */ +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif movq %rsp, %r10 movl %r14d, %edx leaq WRITERS_WAKEUP(%r12), %rdi - movq $SYS_futex, %rax + movl $SYS_futex, %eax syscall movq %rax, %rdx 17: @@ -132,11 +136,11 @@ pthread_rwlock_timedwrlock: cmpq $-ETIMEDOUT, %rdx jne 2b -18: movq $ETIMEDOUT, %rdx +18: movl $ETIMEDOUT, %edx jmp 9f -5: xorq %rdx, %rdx +5: xorl %edx, %edx movl %fs:TID, %eax movl %eax, WRITER(%r12) 9: LOCK @@ -164,7 +168,7 @@ pthread_rwlock_timedwrlock: 14: cmpl %fs:TID, %eax jne 3b -20: movq $EDEADLK, %rdx +20: movl $EDEADLK, %edx jmp 9b 6: @@ -178,7 +182,7 @@ pthread_rwlock_timedwrlock: /* Overflow. */ 4: decl WRITERS_QUEUED(%r12) - movq $EAGAIN, %rdx + movl $EAGAIN, %edx jmp 9b 10: @@ -202,6 +206,6 @@ pthread_rwlock_timedwrlock: 16: movq $-ETIMEDOUT, %rdx jmp 17b -19: movq $EINVAL, %rdx +19: movl $EINVAL, %edx jmp 9b .size pthread_rwlock_timedwrlock,.-pthread_rwlock_timedwrlock diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S index ac69fc0eae..3a6b9f0bad 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -56,7 +56,7 @@ __pthread_rwlock_unlock: 5: movl $0, WRITER(%rdi) - movq $1, %rsi + movl $1, %esi leaq WRITERS_WAKEUP(%rdi), %r10 movq %rsi, %rdx cmpl $0, WRITERS_QUEUED(%rdi) @@ -78,11 +78,11 @@ __pthread_rwlock_unlock: #endif jne 7f -8: movq $SYS_futex, %rax +8: movl $SYS_futex, %eax movq %r10, %rdi syscall - xorq %rax, %rax + xorl %eax, %eax retq .align 16 @@ -94,7 +94,7 @@ __pthread_rwlock_unlock: #endif jne 3f -4: xorq %rax, %rax +4: xorl %eax, %eax retq 1: diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S index 1fcb07eaef..0e82f890aa 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -72,8 +72,12 @@ __pthread_rwlock_wrlock: jne 10f 11: addq $WRITERS_WAKEUP, %rdi - movq %r10, %rsi /* movq $FUTEX_WAIT, %rsi */ - movq $SYS_futex, %rax +#if FUTEX_WAIT == 0 + xorl %esi, %esi +#else + movl $FUTEX_WAIT, %esi +#endif + movl $SYS_futex, %eax syscall subq $WRITERS_WAKEUP, %rdi @@ -92,7 +96,7 @@ __pthread_rwlock_wrlock: 13: decl WRITERS_QUEUED(%rdi) jmp 2b -5: xorq %rdx, %rdx +5: xorl %edx, %edx movl %fs:TID, %eax movl %eax, WRITER(%rdi) 9: LOCK @@ -119,7 +123,7 @@ __pthread_rwlock_wrlock: 14: cmpl %fs:TID, %eax jne 3b - movq $EDEADLK, %rdx + movl $EDEADLK, %edx jmp 9b 6: diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_post.S b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_post.S index 21ec6fd226..7f608a5974 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_post.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_post.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -41,8 +41,8 @@ sem_post: LOCK xaddl %edx, (%rdi) - movq $SYS_futex, %rax - movq $FUTEX_WAKE, %rsi + movl $SYS_futex, %eax + movl $FUTEX_WAKE, %esi incl %edx syscall diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S index d90e03b55b..c44d3f5e77 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -82,14 +82,14 @@ sem_timedwait: 7: call __pthread_enable_asynccancel movl %eax, 16(%rsp) - xorq %rsi, %rsi + xorl %esi, %esi movq %rsp, %rdi movq $VSYSCALL_ADDR_vgettimeofday, %rax callq *%rax /* Compute relative timeout. */ movq 8(%rsp), %rax - movq $1000, %rdi + movl $1000, %edi mul %rdi /* Milli seconds to nano seconds. */ movq (%r13), %rdi movq 8(%r13), %rsi @@ -107,8 +107,8 @@ sem_timedwait: movq %rsp, %r10 movq %r12, %rdi - xorq %rsi, %rsi - movq $SYS_futex, %rax + xorl %esi, %esi + movl $SYS_futex, %eax xorl %edx, %edx syscall movq %rax, %r14 diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S index 76957bc139..63ecd063ab 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -77,7 +77,7 @@ sem_wait: movl %eax, %r8d xorq %r10, %r10 - movq $SYS_futex, %rax + movl $SYS_futex, %eax movq %r13, %rdi movq %r10, %rsi movq %r10, %rdx diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h index d47c1b80dc..97debaba99 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek , 2002. @@ -48,7 +48,7 @@ POPARGS_##args \ /* The return value from CENABLE is argument for CDISABLE. */ \ movq %rax, (%rsp); \ - movq $SYS_ify (syscall_name), %rax; \ + movl $SYS_ify (syscall_name), %eax; \ syscall; \ movq (%rsp), %rdi; \ /* Save %rax since it's the error code from the syscall. */ \ -- cgit 1.4.1