diff options
| author | Mike Frysinger <vapier@gentoo.org> | 2006-02-07 03:08:53 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2006-02-07 03:08:53 +0000 |
| commit | 65d74dd0d475b24a32ccf824a0ddd1fa14da58c6 (patch) | |
| tree | 51edbb0095bf39ee49e864eaf6492b52084776fe /libc | |
| parent | c0b6c3ba7bf837b27c103af4779bdd322afc31cd (diff) | |
grab syscall() from glibc
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/sysdeps/linux/sparc/Makefile.arch | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/sparc/syscall.S | 50 |
2 files changed, 51 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/sparc/Makefile.arch b/libc/sysdeps/linux/sparc/Makefile.arch index a6f44f2f0..1e401fc84 100644 --- a/libc/sysdeps/linux/sparc/Makefile.arch +++ b/libc/sysdeps/linux/sparc/Makefile.arch @@ -9,6 +9,6 @@ CSRC := brk.c __syscall_error.c SSRC := \ __longjmp.S fork.S vfork.S clone.S setjmp.S bsd-setjmp.S bsd-_setjmp.S \ - urem.S udiv.S umul.S sdiv.S rem.S + syscall.S urem.S udiv.S umul.S sdiv.S rem.S include $(top_srcdir)libc/sysdeps/linux/Makefile.commonarch diff --git a/libc/sysdeps/linux/sparc/syscall.S b/libc/sysdeps/linux/sparc/syscall.S new file mode 100644 index 000000000..86055ec71 --- /dev/null +++ b/libc/sysdeps/linux/sparc/syscall.S @@ -0,0 +1,50 @@ +/* Copyright (C) 1991, 1992, 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 <features.h> +#include <sys/syscall.h> + +.text +.global syscall +.type syscall,%function +#if __WORDSIZE == 32 +.align 4 +#else +.align 2 +#endif + +syscall: + mov %o0, %g1 + mov %o1, %o0 + mov %o2, %o1 + mov %o3, %o2 + mov %o4, %o3 + mov %o5, %o4 + +#if __WORDSIZE == 32 + ta 0x10 + bcs __syscall_error +#else + ta 0x6d + bcs,pn %xcc,__syscall_error +#endif + + nop + retl + nop +.size syscall,.-syscall |