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Diffstat (limited to 'sysdeps/sparc/setjmp.S')
-rw-r--r-- | sysdeps/sparc/setjmp.S | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/sparc/setjmp.S b/sysdeps/sparc/setjmp.S new file mode 100644 index 0000000..3c9c18d --- /dev/null +++ b/sysdeps/sparc/setjmp.S @@ -0,0 +1,31 @@ +/* Copyright (C) 1991, 1993, 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 <sysdep.h> + +/* NOTE: This code depends on the definition of `__jmp_buf' in <jmp_buf.h>. */ + +ENTRY (__sigsetjmp) + /* Save our return PC and SP (second store in the jmp delay slot). */ + st %o7, [%o0] + /* Save the signal mask if requested. We do this as a tail-call + for simplicity; it always returns zero. */ + sethi %hi(C_SYMBOL_NAME (__sigjmp_save)), %g1 + or %lo(C_SYMBOL_NAME (__sigjmp_save)), %g1, %g1 + jmp %g1 + st %sp, [%o0 + 4] |