diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/sparc64/swapcontext.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc64/swapcontext.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/swapcontext.c b/sysdeps/unix/sysv/linux/sparc/sparc64/swapcontext.c deleted file mode 100644 index e871ea3d12..0000000000 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/swapcontext.c +++ /dev/null @@ -1,47 +0,0 @@ -/* Copyright (C) 2001-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>. - - 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 <ucontext.h> - -extern int __getcontext (ucontext_t *ucp); -extern int __setcontext (const ucontext_t *ucp, int restoremask); - -int -__swapcontext (ucontext_t *oucp, const ucontext_t *ucp) -{ - extern void __swapcontext_ret (void); - /* Save the current machine context to oucp. */ - __getcontext (oucp); - /* Modify oucp to skip the __setcontext call on reactivation. */ - oucp->uc_mcontext.mc_gregs[MC_PC] = (long) __swapcontext_ret; - oucp->uc_mcontext.mc_gregs[MC_NPC] = ((long) __swapcontext_ret) + 4; - /* Restore the machine context in ucp. */ - __setcontext (ucp, 1); - return 0; -} - -asm (" \n\ - .text \n\ - .type __swapcontext_ret, #function \n\ -__swapcontext_ret: \n\ - return %i7 + 8 \n\ - clr %o0 \n\ - .size __swapcontext_ret, .-__swapcontext_ret \n\ - "); - -weak_alias (__swapcontext, swapcontext) |