diff options
Diffstat (limited to 'sysdeps/unix/bsd/m68k')
-rw-r--r-- | sysdeps/unix/bsd/m68k/pipe.S | 33 | ||||
-rw-r--r-- | sysdeps/unix/bsd/m68k/start.c | 3 | ||||
-rw-r--r-- | sysdeps/unix/bsd/m68k/syscall.S | 26 | ||||
-rw-r--r-- | sysdeps/unix/bsd/m68k/sysdep.S | 44 | ||||
-rw-r--r-- | sysdeps/unix/bsd/m68k/wait.S | 35 |
5 files changed, 141 insertions, 0 deletions
diff --git a/sysdeps/unix/bsd/m68k/pipe.S b/sysdeps/unix/bsd/m68k/pipe.S new file mode 100644 index 0000000000..d7b8ec28d5 --- /dev/null +++ b/sysdeps/unix/bsd/m68k/pipe.S @@ -0,0 +1,33 @@ +/* Copyright (C) 1991,1992,1993,1995,1997,2002 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> + +SYSCALL__ (pipe, 1) +#ifdef __motorola__ + move.l 4(sp), a0 + movem.l d0-d1, (a0) +#else + movel sp@(4), a0 + moveml d0-d1, a0@ +#endif + clrl d0 + rts + +libc_hidden_def (__pipe) +weak_alias (__pipe, pipe) diff --git a/sysdeps/unix/bsd/m68k/start.c b/sysdeps/unix/bsd/m68k/start.c new file mode 100644 index 0000000000..1067853d61 --- /dev/null +++ b/sysdeps/unix/bsd/m68k/start.c @@ -0,0 +1,3 @@ +#define DUMMIES ignore0 + +#include <sysdeps/unix/start.c> diff --git a/sysdeps/unix/bsd/m68k/syscall.S b/sysdeps/unix/bsd/m68k/syscall.S new file mode 100644 index 0000000000..eb1a8ec7a9 --- /dev/null +++ b/sysdeps/unix/bsd/m68k/syscall.S @@ -0,0 +1,26 @@ +/* Copyright (C) 1993, 1997 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> + +ENTRY (syscall) + movel sp@+, a0 /* Pop return address into A0. */ + DO_CALL (sp@, 0) /* Do system call. */ + jmp a0@ /* Return to A0. */ +error: movel a0, sp@- /* Error; push return address */ + jmp syscall_error /* and jump to error handler. */ diff --git a/sysdeps/unix/bsd/m68k/sysdep.S b/sysdeps/unix/bsd/m68k/sysdep.S new file mode 100644 index 0000000000..90f35c9bcc --- /dev/null +++ b/sysdeps/unix/bsd/m68k/sysdep.S @@ -0,0 +1,44 @@ +/* Copyright (C) 1991, 1992, 1993, 1994, 1997 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. */ + +#define _ERRNO_H +#include <bits/errno.h> + +.globl syscall_error +syscall_error: + /* We translate the system's EWOULDBLOCK error into EAGAIN. + The GNU C library always defines EWOULDBLOCK==EAGAIN. + EWOULDBLOCK_sys is the original number. */ +#ifdef __motorola__ +#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN + cmp.l #EWOULDBLOCK_sys, d0 + bne store + moveq.l #EAGAIN, d0 +#endif +store: move.l d0, _errno + moveq.l #-1, d0 +#else +#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN + cmpl #EWOULDBLOCK_sys, d0 + bne store + moveq #EAGAIN, d0 +#endif +store: movel d0, _errno + moveq #-1, d0 +#endif + rts diff --git a/sysdeps/unix/bsd/m68k/wait.S b/sysdeps/unix/bsd/m68k/wait.S new file mode 100644 index 0000000000..9fb4fd93bd --- /dev/null +++ b/sysdeps/unix/bsd/m68k/wait.S @@ -0,0 +1,35 @@ +/* Copyright (C) 1991, 1992, 1993, 1995, 1997 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> + +SYSCALL__ (wait, 1) +#ifdef __motorola__ + tst.l 4(sp) + beq 1f + movea.l 4(sp), a0 + move.l d1, (a0) +#else + tstl sp@(4) + beq 1f + moveal sp@(4), a0 + movel d1, a0@ +#endif +1: rts + +weak_alias (__wait, wait) |