diff options
Diffstat (limited to 'sysdeps/mach/hurd/mips/longjmp-ctx.c')
| -rw-r--r-- | sysdeps/mach/hurd/mips/longjmp-ctx.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/mips/longjmp-ctx.c b/sysdeps/mach/hurd/mips/longjmp-ctx.c new file mode 100644 index 0000000000..0c78f6b4d6 --- /dev/null +++ b/sysdeps/mach/hurd/mips/longjmp-ctx.c @@ -0,0 +1,41 @@ +/* Perform a `longjmp' on a `struct sigcontext'. MIPS version. +Copyright (C) 1994 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <setjmp.h> +#include <hurd/signal.h> +#include <string.h> + +void +_hurd_longjmp_sigcontext (struct sigcontext *scp, jmp_buf env, int retval) +{ + scp->sc_gpr[16] = env[0].__regs[0]; + scp->sc_gpr[17] = env[0].__regs[1]; + scp->sc_gpr[18] = env[0].__regs[2]; + scp->sc_gpr[19] = env[0].__regs[3]; + scp->sc_gpr[20] = env[0].__regs[4]; + scp->sc_gpr[21] = env[0].__regs[5]; + scp->sc_gpr[22] = env[0].__regs[6]; + scp->sc_gpr[23] = env[0].__regs[7]; + + scp->sc_gpr[28] = (int) env[0].__gp; + scp->sc_fp = (int) env[0].__fp; + scp->sc_sp = (int) env[0].__sp; + scp->sc_pc = (int) env[0].__pc; + scp->sc_gpr[2] = retval ?: 1; +} |