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Update.
2003-01-05 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/s390/s390-32/socket.S: Add support for cancellation handling. * sysdeps/unix/sysv/linux/s390/s390-64/socket.S: Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/sigsuspend.c: Likewise. 2003-01-04 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/system.c (cancel_handler): Correct order of parameters passed to kill. * sysdeps/unix/sysv/linux/m68k/bits/stat.h: Add nanosecond fields.
This commit is contained in:
Ulrich Drepper
6
linuxthreads/sysdeps/s390/Makefile
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6
linuxthreads/sysdeps/s390/Makefile
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@ -0,0 +1,6 @@
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ifeq ($(subdir),csu)
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gen-as-const-headers += tcb-offsets.sym
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endif
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ifeq ($(subdir),linuxthreads)
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libpthread-routines += ptw-sysdep
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endif
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4
linuxthreads/sysdeps/s390/tcb-offsets.sym
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4
linuxthreads/sysdeps/s390/tcb-offsets.sym
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@ -0,0 +1,4 @@
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#include <sysdep.h>
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#include <tls.h>
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MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads)
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63
linuxthreads/sysdeps/s390/tls.h
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63
linuxthreads/sysdeps/s390/tls.h
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@ -0,0 +1,63 @@
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/* Definitions for thread-local data handling. linuxthreads/s390 version.
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Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _TLS_H
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#define _TLS_H
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#ifndef __ASSEMBLER__
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# include <pt-machine.h>
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# include <stddef.h>
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/* Type for the dtv. */
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typedef union dtv
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{
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size_t counter;
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void *pointer;
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} dtv_t;
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typedef struct
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{
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void *tcb; /* Pointer to the TCB. Not necessary the
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thread descriptor used by libpthread. */
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dtv_t *dtv;
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void *self; /* Pointer to the thread descriptor. */
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int multiple_threads;
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} tcbhead_t;
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#else /* __ASSEMBLER__ */
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# include <tcb-offsets.h>
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#endif /* __ASSEMBLER__ */
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#undef USE_TLS
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#if USE_TLS
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#else
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#define NONTLS_INIT_TP \
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do { \
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static const tcbhead_t nontls_init_tp \
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= { .multiple_threads = 0 }; \
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INIT_THREAD_SELF (&nontls_init_tp, 0); \
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} while (0)
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#endif /* USE_TLS */
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#endif /* tls.h */
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@ -0,0 +1,106 @@
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/* Copyright (C) 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <tls.h>
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#ifndef __ASSEMBLER__
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# include <linuxthreads/internals.h>
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#endif
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#if !defined NOT_IN_libc || defined IS_IN_libpthread
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# undef PSEUDO
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# define PSEUDO(name, syscall_name, args) \
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.text; \
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ENTRY(name) \
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SINGLE_THREAD_P(%r1) \
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jne L(pseudo_cancel); \
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DO_CALL(syscall_name, args); \
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lhi %r4,-4095; \
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clr %r2,%r4; \
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jnl SYSCALL_ERROR_LABEL; \
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br %r14; \
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L(pseudo_cancel): \
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STM_##args \
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stm %r13,%r15,52(%r15); \
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ahi %r15,-96; \
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basr %r13,0; \
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200301: l %r1,200302f-200301b(%r13); \
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bas %r14,0(%r13,%r1); \
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lr %r0,%r2; \
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LM_##args \
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DO_CALL(syscall_name, args); \
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l %r3,200303f-200301b(%r13); \
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lr %r4,%r13; \
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lr %r13,%r2; \
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lr %r2,%r0; \
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bas %r14,0(%r4,%r3); \
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lr %r2,%r13; \
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lm %r13,%r15,52+96(%r15); \
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lhi %r4,-4095; \
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clr %r2,%r4; \
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jnl SYSCALL_ERROR_LABEL; \
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L(pseudo_end):
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#undef PSEUDO_END
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#define PSEUDO_END(name) \
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SYSCALL_ERROR_HANDLER; \
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200302: .long CENABLE-200301b; \
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200303: .long CDISABLE-200301b; \
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END (name)
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# ifdef IS_IN_libpthread
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# define CENABLE __pthread_enable_asynccancel
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# define CDISABLE __pthread_disable_asynccancel
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# else
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# define CENABLE __libc_enable_asynccancel
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# define CDISABLE __libc_disable_asynccancel
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# endif
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#define STM_0 /* Nothing */
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#define STM_1 st %r2,8(%r15);
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#define STM_2 stm %r2,%r3,8(%r15);
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#define STM_3 stm %r2,%r4,8(%r15);
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#define STM_4 stm %r2,%r5,8(%r15);
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#define STM_5 stm %r2,%r5,8(%r15);
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#define LM_0 /* Nothing */
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#define LM_1 l %r2,8+96(%r15);
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#define LM_2 lm %r2,%r3,8+96(%r15);
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#define LM_3 lm %r2,%r4,8+96(%r15);
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#define LM_4 lm %r2,%r5,8+96(%r15);
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#define LM_5 lm %r2,%r5,8+96(%r15);
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# ifndef __ASSEMBLER__
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# define SINGLE_THREAD_P \
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__builtin_expect (THREAD_GETMEM (THREAD_SELF, \
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p_header.data.multiple_threads) == 0, 1)
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# else
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# define SINGLE_THREAD_P(reg) \
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ear reg,%a0; \
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l reg,MULTIPLE_THREADS_OFFSET(reg); \
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ltr reg,reg;
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# endif
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#elif !defined __ASSEMBLER__
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/* This code should never be used but we define it anyhow. */
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# define SINGLE_THREAD_P (1)
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#endif
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@ -0,0 +1,96 @@
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/* Copyright (C) 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <tls.h>
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#ifndef __ASSEMBLER__
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# include <linuxthreads/internals.h>
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#endif
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#if !defined NOT_IN_libc || defined IS_IN_libpthread
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# undef PSEUDO
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# define PSEUDO(name, syscall_name, args) \
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.text; \
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ENTRY(name) \
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SINGLE_THREAD_P \
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jne L(pseudo_cancel); \
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DO_CALL(syscall_name, args); \
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lghi %r4,-4095; \
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clgr %r2,%r4; \
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jnl SYSCALL_ERROR_LABEL; \
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br %r14; \
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L(pseudo_cancel): \
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STM_##args \
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stmg %r13,%r15,104(%r15); \
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aghi %r15,-192; \
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brasl %r14,CENABLE; \
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lr %r0,%r2; \
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LM_##args \
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DO_CALL(syscall_name, args); \
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lgr %r13,%r2; \
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lr %r2,%r0; \
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brasl %r14,CDISABLE; \
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lgr %r2,%r13; \
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lmg %r13,%r15,104+192(%r15); \
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lghi %r4,-4095; \
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clgr %r2,%r4; \
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jnl SYSCALL_ERROR_LABEL; \
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L(pseudo_end):
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# ifdef IS_IN_libpthread
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# define CENABLE __pthread_enable_asynccancel
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# define CDISABLE __pthread_disable_asynccancel
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# define __local_multiple_threads __pthread_multiple_threads
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# else
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# define CENABLE __libc_enable_asynccancel
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# define CDISABLE __libc_disable_asynccancel
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# define __local_multiple_threads __libc_multiple_threads
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# endif
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#define STM_0 /* Nothing */
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#define STM_1 stg %r2,16(%r15);
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#define STM_2 stmg %r2,%r3,16(%r15);
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#define STM_3 stmg %r2,%r4,16(%r15);
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#define STM_4 stmg %r2,%r5,16(%r15);
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#define STM_5 stmg %r2,%r5,16(%r15);
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#define LM_0 /* Nothing */
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#define LM_1 lg %r2,16+192(%r15);
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#define LM_2 lmg %r2,%r3,16+192(%r15);
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#define LM_3 lmg %r2,%r4,16+192(%r15);
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#define LM_4 lmg %r2,%r5,16+192(%r15);
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#define LM_5 lmg %r2,%r5,16+192(%r15);
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# ifndef __ASSEMBLER__
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extern int __local_multiple_threads attribute_hidden;
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# define SINGLE_THREAD_P \
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__builtin_expect (__local_multiple_threads == 0, 1)
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# else
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# define SINGLE_THREAD_P \
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larl %r1,__local_multiple_threads; \
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icm %r0,15,0(%r1);
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# endif
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#elif !defined __ASSEMBLER__
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/* This code should never be used but we define it anyhow. */
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# define SINGLE_THREAD_P (1)
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#endif
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