diff options
author | Ulrich Drepper <drepper@redhat.com> | 2003-02-10 09:24:12 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-02-10 09:24:12 +0000 |
commit | a54e8d33d17f6197ac629ac86e3381643b802bec (patch) | |
tree | e876d442ce7cdb13eca46ff57278a81d0022bf61 /nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h | |
parent | f954eb1691045c888bfd8eab4ea4e25847f26c11 (diff) |
Update.
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.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h')
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h new file mode 100644 index 0000000000..07bac6d35d --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h @@ -0,0 +1,140 @@ +/* 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 |