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-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c136
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-vfork.S44
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h98
3 files changed, 278 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c
new file mode 100644
index 0000000000..a102d07d6c
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c
@@ -0,0 +1,136 @@
+/* Special .init and .fini section support for 64 bit S/390.
+ 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.
+
+ In addition to the permissions in the GNU Lesser General Public
+ License, the Free Software Foundation gives you unlimited
+ permission to link the compiled version of this file with other
+ programs, and to distribute those programs without any restriction
+ coming from the use of this file. (The Lesser General Public
+ License restrictions do apply in other respects; for example, they
+ cover modification of the file, and distribution when not linked
+ into another program.)
+
+ The GNU C Library is distributed in the hope that it will be
+ useful, but WITHOUT ANY WARRANTY; without even the implied warranty
+ of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU 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; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* This file is compiled into assembly code which is then munged by a sed
+ script into two files: crti.s and crtn.s.
+
+ * crti.s puts a function prologue at the beginning of the
+ .init and .fini sections and defines global symbols for
+ those addresses, so they can be called as functions.
+
+ * crtn.s puts the corresponding function epilogues
+ in the .init and .fini sections. */
+
+__asm__ ("\
+\n\
+#include \"defs.h\"\n\
+\n\
+/*@HEADER_ENDS*/\n\
+\n\
+/*@TESTS_BEGIN*/\n\
+\n\
+/*@TESTS_END*/\n\
+\n\
+/*@_init_PROLOG_BEGINS*/\n\
+\n\
+ .section .init\n\
+#NO_APP\n\
+ .align 4\n\
+.globl _init\n\
+ .type _init,@function\n\
+_init:\n\
+# leaf function 0\n\
+# automatics 0\n\
+# outgoing args 0\n\
+# need frame pointer 0\n\
+# call alloca 0\n\
+# has varargs 0\n\
+# incoming args (stack) 0\n\
+# function length 36\n\
+ STMG 6,15,48(15)\n\
+ LGR 1,15\n\
+ AGHI 15,-160\n\
+ STG 1,0(15)\n\
+ LARL 12,_GLOBAL_OFFSET_TABLE_\n\
+ BRASL 14,__pthread_initialize_minimal_internal\n\
+ LARL 1,__gmon_start__@GOTENT\n\
+ LG 1,0(1)\n\
+ LTGR 1,1\n\
+ JE .L22\n\
+ BASR 14,1\n\
+.L22:\n\
+#APP\n\
+ .align 4,0x07\n\
+ END_INIT\n\
+\n\
+/*@_init_PROLOG_ENDS*/\n\
+\n\
+/*@_init_EPILOG_BEGINS*/\n\
+ .align 4\n\
+ .section .init\n\
+#NO_APP\n\
+ .align 4\n\
+ LG 4,272(15)\n\
+ LMG 6,15,208(15)\n\
+ BR 4\n\
+#APP\n\
+ END_INIT\n\
+\n\
+/*@_init_EPILOG_ENDS*/\n\
+\n\
+/*@_fini_PROLOG_BEGINS*/\n\
+ .section .fini\n\
+#NO_APP\n\
+ .align 4\n\
+.globl _fini\n\
+ .type _fini,@function\n\
+_fini:\n\
+# leaf function 0\n\
+# automatics 0\n\
+# outgoing args 0\n\
+# need frame pointer 0\n\
+# call alloca 0\n\
+# has varargs 0\n\
+# incoming args (stack) 0\n\
+# function length 30\n\
+ STMG 6,15,48(15)\n\
+ LGR 1,15\n\
+ AGHI 15,-160\n\
+ STG 1,0(15)\n\
+ LARL 12,_GLOBAL_OFFSET_TABLE_\n\
+#APP\n\
+ .align 4,0x07\n\
+ END_FINI\n\
+\n\
+/*@_fini_PROLOG_ENDS*/\n\
+\n\
+/*@_fini_EPILOG_BEGINS*/\n\
+ .align 4\n\
+ .section .fini\n\
+#NO_APP\n\
+ .align 4\n\
+ LG 4,272(15)\n\
+ LMG 6,15,208(15)\n\
+ BR 4\n\
+#APP\n\
+ END_FINI\n\
+\n\
+/*@_fini_EPILOG_ENDS*/\n\
+\n\
+/*@TRAILER_BEGINS*/\n\
+ ");
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-vfork.S b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-vfork.S
new file mode 100644
index 0000000000..e45165e37b
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/pt-vfork.S
@@ -0,0 +1,44 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 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 <sysdep.h>
+#define _ERRNO_H 1
+#include <bits/errno.h>
+#include <kernel-features.h>
+#include <bits/wordsize.h>
+
+/* Clone the calling process, but without copying the whole address space.
+ The calling process is suspended until the new process exits or is
+ replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
+ and the process ID of the new process to the old process. */
+
+ENTRY (__vfork)
+ /* Do vfork system call. */
+ svc SYS_ify (vfork)
+
+ /* Check for error. */
+ lghi %r4,-4095
+ clgr %r2,%r4
+ jnl SYSCALL_ERROR_LABEL
+
+ /* Normal return. */
+ br %r14
+PSEUDO_END(__vfork)
+
+weak_alias (__vfork, vfork)
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h
new file mode 100644
index 0000000000..5b999678fc
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h
@@ -0,0 +1,98 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jakub@redhat.com>, 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 <sysdep.h>
+#include <tls.h>
+#ifndef __ASSEMBLER__
+# include <nptl/pthreadP.h>
+#endif
+
+#if !defined NOT_IN_libc || defined IS_IN_libpthread
+
+# undef PSEUDO
+# define PSEUDO(name, syscall_name, args) \
+ .text; \
+L(pseudo_cancel): \
+ STM_##args \
+ stmg %r13,%r15,104(%r15); \
+ lgr %r14,%r15; \
+ aghi %r15,-160; \
+ stg %r14,0(%r15); \
+ brasl %r14,CENABLE; \
+ lgr %r0,%r2; \
+ LM_##args \
+ DO_CALL(syscall_name, args); \
+ lgr %r13,%r2; \
+ lgr %r2,%r0; \
+ brasl %r14,CDISABLE; \
+ lgr %r2,%r13; \
+ lmg %r13,%r15,104+160(%r15); \
+ j L(pseudo_check); \
+ENTRY(name) \
+ SINGLE_THREAD_P \
+ jne L(pseudo_cancel); \
+ DO_CALL(syscall_name, args); \
+L(pseudo_check): \
+ lghi %r4,-4095; \
+ clgr %r2,%r4; \
+ jgnl SYSCALL_ERROR_LABEL; \
+L(pseudo_end):
+
+# ifdef IS_IN_libpthread
+# define CENABLE __pthread_enable_asynccancel
+# define CDISABLE __pthread_disable_asynccancel
+# define __local_multiple_threads __pthread_multiple_threads
+# else
+# define CENABLE __libc_enable_asynccancel
+# define CDISABLE __libc_disable_asynccancel
+# define __local_multiple_threads __libc_multiple_threads
+# endif
+
+#define STM_0 /* Nothing */
+#define STM_1 stg %r2,16(%r15);
+#define STM_2 stmg %r2,%r3,16(%r15);
+#define STM_3 stmg %r2,%r4,16(%r15);
+#define STM_4 stmg %r2,%r5,16(%r15);
+#define STM_5 stmg %r2,%r5,16(%r15);
+
+#define LM_0 /* Nothing */
+#define LM_1 lg %r2,16+160(%r15);
+#define LM_2 lmg %r2,%r3,16+160(%r15);
+#define LM_3 lmg %r2,%r4,16+160(%r15);
+#define LM_4 lmg %r2,%r5,16+160(%r15);
+#define LM_5 lmg %r2,%r5,16+160(%r15);
+
+# ifndef __ASSEMBLER__
+# define SINGLE_THREAD_P \
+ __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+ header.data.multiple_threads) == 0, 1)
+# else
+# define SINGLE_THREAD_P \
+ ear %r1,%a0; \
+ sllg %r1,%r1,32; \
+ ear %r1,%a1; \
+ icm %r1,15,MULTIPLE_THREADS_OFFSET(%r1);
+# endif
+
+#elif !defined __ASSEMBLER__
+
+/* This code should never be used but we define it anyhow. */
+# define SINGLE_THREAD_P (1)
+
+#endif