diff options
Diffstat (limited to 'libc/sysdeps/linux/sparc64/setcontext.S')
-rw-r--r-- | libc/sysdeps/linux/sparc64/setcontext.S | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sparc64/setcontext.S b/libc/sysdeps/linux/sparc64/setcontext.S new file mode 100644 index 000000000..a899549a8 --- /dev/null +++ b/libc/sysdeps/linux/sparc64/setcontext.S @@ -0,0 +1,37 @@ +/* Copyright (C) 1997-2017 Free Software Foundation, Inc. + Contributed by Richard Henderson (rth@tamu.edu). + + 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> +#include "ucontext_i.h" + +/* int setcontext(ucontext_t *ctx); */ +.weak setcontext +ENTRY(setcontext) + + ba,pt %xcc, 1f + mov 1, %o1 + +END(setcontext) + +/* int __setcontext(ucontext_t *ctx, int restoremask); */ +ENTRY(__setcontext) + +1: ldx [%o0 + UC_SIGMASK], %o2 + stx %o2, [%o0 + __UC_SIGMASK] + ta 0x6f + +END(__setcontext) |