diff options
Diffstat (limited to 'libc/sysdeps/linux/sparc64/__start_context.S')
-rw-r--r-- | libc/sysdeps/linux/sparc64/__start_context.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sparc64/__start_context.S b/libc/sysdeps/linux/sparc64/__start_context.S new file mode 100644 index 000000000..7054845da --- /dev/null +++ b/libc/sysdeps/linux/sparc64/__start_context.S @@ -0,0 +1,35 @@ +/* Copyright (C) 2012-2017 Free Software Foundation, Inc. + + 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> + + .text + +/* This is the helper code which gets called if a function which is + registered with 'makecontext' returns. In this case we have to + install the context listed in the uc_link element of the context + 'makecontext' manipulated at the time of the 'makecontext' call. + If the pointer is NULL the process must terminate. */ + +ENTRY(__start_context) + brz,pn %i0, 1f + mov 1, %o1 + call __setcontext + mov %i0, %o0 +1: call HIDDEN_JUMPTARGET(exit) + mov 0, %o0 + unimp 0 +END(__start_context) |