From 38545a368ca50c8c24e5adae349bcbcae2065132 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Sat, 12 Nov 2005 01:10:24 +0000 Subject: initial port to hppa --- libc/sysdeps/linux/hppa/bits/setjmp.h | 46 +++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 libc/sysdeps/linux/hppa/bits/setjmp.h (limited to 'libc/sysdeps/linux/hppa/bits/setjmp.h') diff --git a/libc/sysdeps/linux/hppa/bits/setjmp.h b/libc/sysdeps/linux/hppa/bits/setjmp.h new file mode 100644 index 000000000..53ca4be87 --- /dev/null +++ b/libc/sysdeps/linux/hppa/bits/setjmp.h @@ -0,0 +1,46 @@ +/* Copyright (C) 2000 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* Define the machine-dependent type `jmp_buf'. HPPA version. */ +#ifndef _BITS_SETJMP_H_ +#define _BITS_SETJMP_H_ + +#if !defined _SETJMP_H && !defined _PTHREAD_H +# error "Never include directly; use instead." +#endif + +/* The previous bits/setjmp.h had __jmp_buf defined as a structure. + We use an array of 'double' instead, to make writing the assembler + easier, and to ensure proper alignment. Naturally, user code should + not depend on either representation. */ + +#if defined __USE_MISC || defined _ASM +#define JB_SP (76/4) +#endif + +#ifndef _ASM +typedef double __jmp_buf[21]; +#endif + +/* Test if longjmp to JMPBUF would unwind the frame containing a local + variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ + ((void *)(_address) > (void *)(((unsigned long *) _jmpbuf)[JB_SP])) + +#endif + -- cgit v1.2.3