diff options
Diffstat (limited to 'grub-core/lib/sparc64/setjmp.S')
-rw-r--r-- | grub-core/lib/sparc64/setjmp.S | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/grub-core/lib/sparc64/setjmp.S b/grub-core/lib/sparc64/setjmp.S new file mode 100644 index 0000000..6c11bdd --- /dev/null +++ b/grub-core/lib/sparc64/setjmp.S @@ -0,0 +1,54 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2005,2007,2009 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <grub/symbol.h> +#include <grub/dl.h> + + .file "setjmp.S" + +GRUB_MOD_LICENSE "GPLv3+" + + .text + +/* + * int grub_setjmp (grub_jmp_buf env) + */ +FUNCTION(grub_setjmp) + stx %o7, [%o0 + 0x00] + stx %sp, [%o0 + 0x08] + stx %fp, [%o0 + 0x10] + retl + clr %o0 + +/* + * int grub_longjmp (grub_jmp_buf env, int val) + */ +FUNCTION(grub_longjmp) + ldx [%o0 + 0x10], %g1 + movrz %o1, 1, %o1 + + save %sp, -64, %sp + flushw + restore + + ldx [%o0 + 0x00], %o7 + ldx [%o0 + 0x08], %fp + sub %fp, 192, %sp + stx %g1, [%sp + 2047 + (14 * 8)] + retl + restore %o1, 0, %o0 |