diff options
Diffstat (limited to 'sysdeps/sh/sh4/__longjmp.S')
| -rw-r--r-- | sysdeps/sh/sh4/__longjmp.S | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/sysdeps/sh/sh4/__longjmp.S b/sysdeps/sh/sh4/__longjmp.S new file mode 100644 index 0000000000..c7100cbe51 --- /dev/null +++ b/sysdeps/sh/sh4/__longjmp.S @@ -0,0 +1,49 @@ +/* longjmp for SH. + Copyright (C) 1999, 2000 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _SETJMP_H +#define _ASM +#include <bits/setjmp.h> + +/* __longjmp(jmpbuf, val) */ + +ENTRY (__longjmp) + mov.l @r4+, r8 + mov.l @r4+, r9 + mov.l @r4+, r10 + mov.l @r4+, r11 + mov.l @r4+, r12 + mov.l @r4+, r13 + mov.l @r4+, r14 + mov.l @r4+, r15 + mov r5, r0 /* get the return value in place */ + tst r0, r0 + bf.s 1f + lds.l @r4+, pr + mov #1,r0 /* can't let setjmp() return zero! */ +1: + ldc.l @r4+, gbr + lds.l @r4+, fpscr + fmov.s @r4+, fr12 + fmov.s @r4+, fr13 + fmov.s @r4+, fr14 + rts + fmov.s @r4+, fr15 +END (__longjmp) |