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authorMike Frysinger <vapier@gentoo.org>2006-01-31 05:05:15 +0000
committerMike Frysinger <vapier@gentoo.org>2006-01-31 05:05:15 +0000
commitcccc549ced940c85039c8ce263c8bb571f244afd (patch)
treeef77a870db7211ad6f511867fc56ee1a1a8b4c18 /libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k
parente73b1211737842732951f9b9049294ef732e1ef0 (diff)
initial import of latest linuxthreads
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k')
-rw-r--r--libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Entries3
-rw-r--r--libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Repository1
-rw-r--r--libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Root1
-rw-r--r--libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h129
-rw-r--r--libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/vfork.S84
5 files changed, 218 insertions, 0 deletions
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Entries b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Entries
new file mode 100644
index 000000000..d2b60e80e
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Entries
@@ -0,0 +1,3 @@
+/sysdep-cancel.h/1.5/Tue Nov 15 14:20:47 2005//
+/vfork.S/1.3/Tue Nov 15 14:20:47 2005//
+D
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Repository b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Repository
new file mode 100644
index 000000000..4c5c273db
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Repository
@@ -0,0 +1 @@
+ports/linuxthreads/sysdeps/unix/sysv/linux/m68k
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Root b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Root
new file mode 100644
index 000000000..ca45c5d4d
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/CVS/Root
@@ -0,0 +1 @@
+:pserver:anoncvs@sources.redhat.com:/cvs/glibc
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h
new file mode 100644
index 000000000..bb798e40d
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/sysdep-cancel.h
@@ -0,0 +1,129 @@
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Schwab <schwab@suse.de>, 2002.
+
+ 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>
+#ifndef __ASSEMBLER__
+# include <linuxthreads/internals.h>
+#endif
+
+#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
+
+# undef PSEUDO
+# define PSEUDO(name, syscall_name, args) \
+ .text; \
+ ENTRY (name) \
+ SINGLE_THREAD_P; \
+ jne .Lpseudo_cancel; \
+ DO_CALL (syscall_name, args); \
+ cmp.l &-4095, %d0; \
+ jcc SYSCALL_ERROR_LABEL; \
+ rts; \
+ .Lpseudo_cancel: \
+ CENABLE; \
+ DOCARGS_##args \
+ move.l %d0, -(%sp); \
+ move.l &SYS_ify (syscall_name), %d0; \
+ trap &0; \
+ move.l %d0, %d2; \
+ CDISABLE; \
+ addq.l &4, %sp; \
+ move.l %d2, %d0; \
+ UNDOCARGS_##args \
+ cmp.l &-4095, %d0; \
+ jcc SYSCALL_ERROR_LABEL
+
+# define DOCARGS_0 move.l %d2, -(%sp);
+# define _DOCARGS_0(n)
+# define UNDOCARGS_0 move.l (%sp)+, %d2;
+
+# define DOCARGS_1 _DOCARGS_1 (4); DOCARGS_0
+# define _DOCARGS_1(n) move.l n(%sp), %d1; _DOARGS_0 (n)
+# define UNDOCARGS_1 UNDOCARGS_0
+
+# define DOCARGS_2 _DOCARGS_2 (8)
+# define _DOCARGS_2(n) move.l %d2, -(%sp); move.l n+4(%sp), %d2; \
+ _DOCARGS_1 (n)
+# define UNDOCARGS_2 UNDOCARGS_1
+
+# define DOCARGS_3 _DOCARGS_3 (12)
+# define _DOCARGS_3(n) move.l %d3, -(%sp); move.l n+4(%sp), %d3; \
+ _DOCARGS_2 (n)
+# define UNDOCARGS_3 UNDOCARGS_2; move.l (%sp)+, %d3;
+
+# define DOCARGS_4 _DOCARGS_4 (16)
+# define _DOCARGS_4(n) move.l %d4, -(%sp); move.l n+4(%sp), %d4; \
+ _DOCARGS_3 (n)
+# define UNDOCARGS_4 UNDOCARGS_3; move.l (%sp)+, %d4;
+
+# define DOCARGS_5 _DOCARGS_5 (20)
+# define _DOCARGS_5(n) move.l %d5, -(%sp); move.l n+4(%sp), %d5; \
+ _DOCARGS_4 (n)
+# define UNDOCARGS_5 UNDOCARGS_4; move.l (%sp)+, %d5;
+
+# ifdef IS_IN_libpthread
+# ifdef PIC
+# define CENABLE jbsr __pthread_enable_asynccancel@PLTPC
+# define CDISABLE jbsr __pthread_disable_asynccancel@PLTPC
+# else
+# define CENABLE jbsr __pthread_enable_asynccancel
+# define CDISABLE jbsr __pthread_disable_asynccancel
+# endif
+# elif !defined NOT_IN_libc
+# ifdef PIC
+# define CENABLE jbsr __libc_enable_asynccancel@PLTPC
+# define CDISABLE jbsr __libc_disable_asynccancel@PLTPC
+# else
+# define CENABLE jbsr __libc_enable_asynccancel
+# define CDISABLE jbsr __libc_disable_asynccancel
+# endif
+# else
+# ifdef PIC
+# define CENABLE jbsr __librt_enable_asynccancel@PLTPC
+# define CDISABLE jbsr __librt_disable_asynccancel@PLTPC
+# else
+# define CENABLE jbsr __librt_enable_asynccancel
+# define CDISABLE jbsr __librt_disable_asynccancel
+# endif
+# endif
+
+# if !defined NOT_IN_libc
+# define __local_multiple_threads __libc_multiple_threads
+# elif defined IS_IN_libpthread
+# define __local_multiple_threads __pthread_multiple_threads
+# else
+# define __local_multiple_threads __librt_multiple_threads
+# endif
+
+# ifndef __ASSEMBLER__
+extern int __local_multiple_threads attribute_hidden;
+# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1)
+# else
+# if !defined PIC
+# define SINGLE_THREAD_P tst.l __local_multiple_threads
+# else
+# define SINGLE_THREAD_P tst.l (__local_multiple_threads, %pc)
+# endif
+# endif
+
+#elif !defined __ASSEMBLER__
+
+/* This code should never be used but we define it anyhow. */
+# define SINGLE_THREAD_P (1)
+
+#endif
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/vfork.S b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/vfork.S
new file mode 100644
index 000000000..49b8a3c0a
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/m68k/vfork.S
@@ -0,0 +1,84 @@
+/* Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Schwab <schwab@gnu.org>.
+
+ 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-cancel.h>
+#define _ERRNO_H 1
+#include <bits/errno.h>
+#include <kernel-features.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)
+
+#ifdef SHARED
+ tstl (__libc_pthread_functions@GOTPC, %pc)
+#else
+ .weak pthread_create
+ movel #pthread_create, %d0
+#endif
+ jbne HIDDEN_JUMPTARGET (__fork)
+
+#ifdef __NR_vfork
+
+ /* Pop the return PC value into A0. */
+ movel %sp@+, %a0
+
+ /* Stuff the syscall number in D0 and trap into the kernel. */
+ movel #SYS_ify (vfork), %d0
+ trap #0
+ tstl %d0
+ jmi .Lerror /* Branch forward if it failed. */
+
+ /* Jump to the return PC. */
+ jmp %a0@
+
+.Lerror:
+ /* Push back the return PC. */
+ movel %a0,%sp@-
+
+# ifdef __ASSUME_VFORK_SYSCALL
+# ifndef PIC
+ jbra SYSCALL_ERROR_LABEL
+# endif
+# else
+ /* Check if vfork syscall is known at all. */
+ movel #-ENOSYS,%d1
+ cmpl %d0,%d1
+ jne SYSCALL_ERROR_LABEL
+
+# endif
+#endif
+
+#ifndef __ASSUME_VFORK_SYSCALL
+ /* If we don't have vfork, fork is close enough. */
+
+ movel #SYS_ify (fork), %d0
+ trap #0
+ tstl %d0
+ jmi SYSCALL_ERROR_LABEL
+ rts
+#endif
+
+PSEUDO_END (__vfork)
+libc_hidden_def (__vfork)
+
+weak_alias (__vfork, vfork)