diff options
Diffstat (limited to 'libc/sysdeps/linux/microblaze/longjmp.S')
| -rw-r--r-- | libc/sysdeps/linux/microblaze/longjmp.S | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/microblaze/longjmp.S b/libc/sysdeps/linux/microblaze/longjmp.S new file mode 100644 index 000000000..2d9adebe5 --- /dev/null +++ b/libc/sysdeps/linux/microblaze/longjmp.S @@ -0,0 +1,53 @@ +/* + * libc/sysdeps/linux/microblaze/longjmp.S -- `longjmp' for microblaze + * + * Copyright (C) 2003 John Williams <jwilliams@itee.uq.edu.au> + * Copyright (C) 2001 NEC Corporation + * Copyright (C) 2001 Miles Bader <miles@gnu.org> + * + * This file is subject to the terms and conditions of the GNU Lesser + * General Public License. See the file COPYING.LIB in the main + * directory of this archive for more details. + * + * Written by Miles Bader <miles@gnu.org> + */ + +#define _SETJMP_H +#define _ASM +#include <bits/setjmp.h> + +#include <clinkage.h> + + .text +C_ENTRY(__longjmp): + /* load registers from memory to r5 (arg0)*/ + lwi r1, r5, 0 + lwi r15, r5, 4 + lwi r18, r5, 8 + lwi r19, r5, 12 + lwi r20, r5, 16 + lwi r21, r5, 20 + lwi r22, r5, 24 + lwi r23, r5, 28 + lwi r24, r5, 32 + lwi r25, r5, 36 + lwi r26, r5, 40 + lwi r27, r5, 44 + lwi r28, r5, 48 + lwi r29, r5, 52 + lwi r30, r5, 56 + + addi r3, r0, 1 // return val + rtsd r15, 8 // normal return + nop + +C_END(__longjmp) + +.weak C_SYMBOL_NAME(longjmp) +C_SYMBOL_NAME(longjmp) = C_SYMBOL_NAME(__longjmp) + +.weak C_SYMBOL_NAME(siglongjmp) +C_SYMBOL_NAME(siglongjmp) = C_SYMBOL_NAME(__longjmp) + +.weak C_SYMBOL_NAME(__sigprocmask) +C_SYMBOL_NAME(__sigprocmask) = C_SYMBOL_NAME(sigprocmask) |