diff options
Diffstat (limited to 'sysdeps/m68k/nptl')
-rw-r--r-- | sysdeps/m68k/nptl/Makefile | 21 | ||||
-rw-r--r-- | sysdeps/m68k/nptl/bits/pthreadtypes-arch.h | 61 | ||||
-rw-r--r-- | sysdeps/m68k/nptl/bits/semaphore.h | 35 | ||||
-rw-r--r-- | sysdeps/m68k/nptl/pthreaddef.h | 33 | ||||
-rw-r--r-- | sysdeps/m68k/nptl/tcb-offsets.sym | 10 | ||||
-rw-r--r-- | sysdeps/m68k/nptl/tls.h | 161 |
6 files changed, 0 insertions, 321 deletions
diff --git a/sysdeps/m68k/nptl/Makefile b/sysdeps/m68k/nptl/Makefile deleted file mode 100644 index 52274c54f0..0000000000 --- a/sysdeps/m68k/nptl/Makefile +++ /dev/null @@ -1,21 +0,0 @@ -# Copyright (C) 2010-2017 Free Software Foundation, Inc. -# This file is part of the GNU C Library. -# Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010. -# -# 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, see -# <http://www.gnu.org/licenses/>. - -ifeq ($(subdir),csu) -gen-as-const-headers += tcb-offsets.sym -endif diff --git a/sysdeps/m68k/nptl/bits/pthreadtypes-arch.h b/sysdeps/m68k/nptl/bits/pthreadtypes-arch.h deleted file mode 100644 index 845b9e6c2b..0000000000 --- a/sysdeps/m68k/nptl/bits/pthreadtypes-arch.h +++ /dev/null @@ -1,61 +0,0 @@ -/* Copyright (C) 2010-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010. - - 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _BITS_PTHREADTYPES_ARCH_H -#define _BITS_PTHREADTYPES_ARCH_H 1 - -#include <endian.h> - -#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 - -/* Data structure for mutex handling. */ -#define __PTHREAD_COMPAT_PADDING_MID -#define __PTHREAD_COMPAT_PADDING_END -#define __PTHREAD_MUTEX_LOCK_ELISION 0 - -#define __LOCK_ALIGNMENT __attribute__ ((__aligned__ (4))) -#define __ONCE_ALIGNMENT __attribute__ ((__aligned__ (4))) - -struct __pthread_rwlock_arch_t -{ - unsigned int __readers __attribute__ ((__aligned__ (4))); - unsigned int __writers; - unsigned int __wrphase_futex; - unsigned int __writers_futex; - unsigned int __pad3; - unsigned int __pad4; - unsigned char __pad1; - unsigned char __pad2; - unsigned char __shared; - /* FLAGS must stay at this position in the structure to maintain - binary compatibility. */ - unsigned char __flags; - int __cur_writer; -}; - -#define __PTHREAD_RWLOCK_ELISION_EXTRA 0 - -#endif /* bits/pthreadtypes.h */ diff --git a/sysdeps/m68k/nptl/bits/semaphore.h b/sysdeps/m68k/nptl/bits/semaphore.h deleted file mode 100644 index 2c409d8959..0000000000 --- a/sysdeps/m68k/nptl/bits/semaphore.h +++ /dev/null @@ -1,35 +0,0 @@ -/* Copyright (C) 2010-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010. - - 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, see - <http://www.gnu.org/licenses/>. */ - -#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) - - -typedef union -{ - char __size[__SIZEOF_SEM_T]; - long int __align __attribute__ ((__aligned__ (4))); -} sem_t; diff --git a/sysdeps/m68k/nptl/pthreaddef.h b/sysdeps/m68k/nptl/pthreaddef.h deleted file mode 100644 index 00d0422b14..0000000000 --- a/sysdeps/m68k/nptl/pthreaddef.h +++ /dev/null @@ -1,33 +0,0 @@ -/* Copyright (C) 2010-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010. - - 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, see - <http://www.gnu.org/licenses/>. */ - -/* 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) diff --git a/sysdeps/m68k/nptl/tcb-offsets.sym b/sysdeps/m68k/nptl/tcb-offsets.sym deleted file mode 100644 index 241fb8b47c..0000000000 --- a/sysdeps/m68k/nptl/tcb-offsets.sym +++ /dev/null @@ -1,10 +0,0 @@ -#include <sysdep.h> -#include <tls.h> - --- - --- 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) -TID_OFFSET thread_offsetof (tid) diff --git a/sysdeps/m68k/nptl/tls.h b/sysdeps/m68k/nptl/tls.h deleted file mode 100644 index a81a61195a..0000000000 --- a/sysdeps/m68k/nptl/tls.h +++ /dev/null @@ -1,161 +0,0 @@ -/* Definition for thread-local data handling. NPTL/m68k version. - Copyright (C) 2010-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010. - - 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _TLS_H -#define _TLS_H 1 - -#include <dl-sysdep.h> - -#ifndef __ASSEMBLER__ -# include <stdbool.h> -# include <stddef.h> -# include <stdint.h> -# include <dl-dtv.h> - -#else /* __ASSEMBLER__ */ -# include <tcb-offsets.h> -#endif /* __ASSEMBLER__ */ - -#ifndef __ASSEMBLER__ - -/* Get system call information. */ -# include <sysdep.h> - -/* The TP points to the start of the thread blocks. */ -# define TLS_DTV_AT_TP 1 -# define TLS_TCB_AT_TP 0 - -/* Get the thread descriptor definition. */ -# include <nptl/descr.h> - -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 (TP) points to the end of the - TCB + 0x7000, as for PowerPC and MIPS. This implies that TCB address is - TP - 0x7000. As we define TLS_DTV_AT_TP we can - assume that the pthread struct is allocated immediately ahead of the - TCB. This implies that the pthread_descr address is - TP - (TLS_PRE_TCB_SIZE + 0x7000). */ -# 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) \ - ({ \ - INTERNAL_SYSCALL_DECL (err); \ - int _sys_result; \ - \ - _sys_result = INTERNAL_SYSCALL (set_thread_area, err, 1, \ - ((void *) (tcbp)) + TLS_TCB_OFFSET); \ - INTERNAL_SYSCALL_ERROR_P (_sys_result, err) ? "unknown error" : NULL; }) - -# define TLS_DEFINE_INIT_TP(tp, pd) \ - void *tp = (void *) (pd) + TLS_TCB_OFFSET + TLS_PRE_TCB_SIZE - -extern void * __m68k_read_tp (void); - -/* Return the address of the dtv for the current thread. */ -# define THREAD_DTV() \ - (((tcbhead_t *) (__m68k_read_tp () - TLS_TCB_OFFSET))[-1].dtv) - -/* Return the thread descriptor for the current thread. */ -# define THREAD_SELF \ - ((struct pthread *) (__m68k_read_tp () - 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 M68K, so we have to use some - different value to mean unset l_tls_offset. */ -# define NO_TLS_OFFSET -1 - -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - -#endif /* __ASSEMBLER__ */ - -#endif /* tls.h */ |