| /* Copyright (C) 2000-2014 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/>. */ |
| |
| /* Define the machine-dependent type `jmp_buf'. HPPA version. */ |
| #ifndef _BITS_SETJMP_H |
| #define _BITS_SETJMP_H 1 |
| |
| #if !defined _SETJMP_H && !defined _PTHREAD_H |
| # error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." |
| #endif |
| |
| #ifndef _ASM |
| /* The entire jump buffer must be 168 bytes long and laid |
| out in exactly as follows for ABI consistency. |
| * 20 x 32-bit gprs, with 8-bytes of padding, arranged so: |
| - r3 (callee saves) |
| - 4 bytes of padding. |
| - r4-r18 (callee saves) |
| - r19 (PIC register) |
| - r27 (static link register) |
| - r30 (stcack pointer) |
| - r2 (return pointer) |
| - 4 bytes of padding. |
| * 10 x 64-bit fprs in this order: |
| - fr12-fr21 (callee saves) |
| Note: We have 8 bytes of free space for future uses. */ |
| typedef union |
| { |
| struct __jmp_buf_internal_tag |
| { |
| int __r3; |
| int __pad0; |
| int __r4_r18[15]; |
| int __r19; |
| int __r27; |
| int __sp; |
| int __rp; |
| int __pad1; |
| double __fr12_fr21[10]; |
| } __jmp_buf; |
| /* Legacy definition. Ensures double alignment for fpsrs. */ |
| double __align[21]; |
| } __jmp_buf[1]; |
| #endif |
| |
| #endif /* bits/setjmp.h */ |
