diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/m68k/semtimedop.S')
| -rw-r--r-- | ports/sysdeps/unix/sysv/linux/m68k/semtimedop.S | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/m68k/semtimedop.S b/ports/sysdeps/unix/sysv/linux/m68k/semtimedop.S new file mode 100644 index 0000000000..b2b79248a9 --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/m68k/semtimedop.S @@ -0,0 +1,69 @@ +/* Copyright (C) 2003, 2012 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Schwab <schwab@suse.de>, 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, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +#define SYSOP_semtimedop 4 + +#define SVRSP 8 /* saved register space */ +#define PARMS 4+SVRSP /* space for 3 saved regs */ +#define SEMID PARMS +#define SOPS SEMID+4 +#define NSOPS SOPS+4 +#define TIMEOUT NSOPS+4 + + .text +ENTRY (semtimedop) + + /* Save registers. */ + move.l %d2, %a1 + move.l %d3, -(%sp) + cfi_adjust_cfa_offset (4) + move.l %d5, -(%sp) + cfi_adjust_cfa_offset (4) + cfi_register (%d2, %a1) + cfi_rel_offset (%d3, 0) + cfi_rel_offset (%d5, 4) + + move.l #SYSOP_semtimedop, %d1 + move.l SEMID(%sp), %d2 + move.l NSOPS(%sp), %d3 + move.l SOPS(%sp), %d5 + move.l TIMEOUT(%sp), %a0 + move.l #SYS_ify (ipc), %d0 + + trap #0 + + /* Restore registers. */ + move.l (%sp)+, %d5 + cfi_adjust_cfa_offset (-4) + cfi_restore (%d5) + move.l (%sp)+, %d3 + cfi_adjust_cfa_offset (-4) + cfi_restore (%d3) + move.l %a1, %d2 + cfi_restore (%d2) + + /* Check for error. */ + tst.l %d0 + jmi SYSCALL_ERROR_LABEL + + /* Successful; return the syscall's value. */ + ret + +PSEUDO_END (semtimedop) |