/* Copyright (C) 2000-2012 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 . */ /* 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 directly; use 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 */