diff options
Diffstat (limited to 'libc/sysdeps/linux/x86_64/jmpbuf-offsets.h')
| -rw-r--r-- | libc/sysdeps/linux/x86_64/jmpbuf-offsets.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/x86_64/jmpbuf-offsets.h b/libc/sysdeps/linux/x86_64/jmpbuf-offsets.h new file mode 100644 index 000000000..55f7c9719 --- /dev/null +++ b/libc/sysdeps/linux/x86_64/jmpbuf-offsets.h @@ -0,0 +1,45 @@ +/* Private macros for accessing __jmp_buf contents. x86-64 version. + Copyright (C) 2006 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <bits/wordsize.h> + +#if __WORDSIZE == 64 + +/* We only need to save callee-saved registers plus stackpointer and + program counter. */ +# define JB_RBX 0 +# define JB_RBP 1 +# define JB_R12 2 +# define JB_R13 3 +# define JB_R14 4 +# define JB_R15 5 +# define JB_RSP 6 +# define JB_PC 7 +# define JB_SIZE (8*8) + +#else + +# define JB_BX 0 +# define JB_SI 1 +# define JB_DI 2 +# define JB_BP 3 +# define JB_SP 4 +# define JB_PC 5 +# define JB_SIZE 24 + +#endif |