From 13381d9c5bf997dfc1b1532ecea126e16d60d18b Mon Sep 17 00:00:00 2001 From: "Peter S. Mazinger" Date: Sun, 13 Mar 2011 22:21:26 +0100 Subject: add jmpbuf-unwind.h and jmpbuf-offsets.h to avr32,c6x and xtensa cleanup bits/setjmp.h and avr32's setjmp.S Signed-off-by: Peter S. Mazinger Signed-off-by: Bernhard Reutner-Fischer --- libc/sysdeps/linux/xtensa/bits/setjmp.h | 11 ----------- libc/sysdeps/linux/xtensa/jmpbuf-offsets.h | 21 +++++++++++++++++++++ libc/sysdeps/linux/xtensa/jmpbuf-unwind.h | 26 ++++++++++++++++++++++++++ 3 files changed, 47 insertions(+), 11 deletions(-) create mode 100644 libc/sysdeps/linux/xtensa/jmpbuf-offsets.h create mode 100644 libc/sysdeps/linux/xtensa/jmpbuf-unwind.h (limited to 'libc/sysdeps/linux/xtensa') diff --git a/libc/sysdeps/linux/xtensa/bits/setjmp.h b/libc/sysdeps/linux/xtensa/bits/setjmp.h index 1bc4896c8..5672943b8 100644 --- a/libc/sysdeps/linux/xtensa/bits/setjmp.h +++ b/libc/sysdeps/linux/xtensa/bits/setjmp.h @@ -30,17 +30,6 @@ subsequent alloca in proc moves $sp), and the return address within proc. Everything else is saved on the stack in the normal save areas. */ -#ifndef _ASM typedef int __jmp_buf[17]; -#endif - -#define JB_SP 1 -#define JB_PC 16 - -/* Test if longjmp to JMPBUF would unwind the frame containing a local - variable at ADDRESS. */ - -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[JB_SP]) #endif /* bits/setjmp.h */ diff --git a/libc/sysdeps/linux/xtensa/jmpbuf-offsets.h b/libc/sysdeps/linux/xtensa/jmpbuf-offsets.h new file mode 100644 index 000000000..b2876eff9 --- /dev/null +++ b/libc/sysdeps/linux/xtensa/jmpbuf-offsets.h @@ -0,0 +1,21 @@ +/* Private macros for accessing __jmp_buf contents. Xtensa 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#define JB_SP 1 +#define JB_PC 16 diff --git a/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h b/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h new file mode 100644 index 000000000..160a70cf2 --- /dev/null +++ b/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h @@ -0,0 +1,26 @@ +/* Copyright (C) 1997, 1998, 2007 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., 51 Franklin Street - Fifth Floor, + Boston, MA 02110-1301, USA. */ + +/* Test if longjmp to JMPBUF would unwind the frame containing a local + variable at ADDRESS. */ + +#include +#include + +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((void *) (address) < (void *) (jmpbuf)[JB_SP]) -- cgit v1.2.3