mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 14:30:06 +00:00
48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* Private macros for accessing __jmp_buf contents. Nios II version.
|
|
Copyright (C) 2006-2024 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
/* Save offsets within __jmp_buf. */
|
|
#define JB_R16 0
|
|
#define JB_R17 1
|
|
#define JB_R18 2
|
|
#define JB_R19 3
|
|
#define JB_R20 4
|
|
#define JB_R21 5
|
|
#define JB_R22 6
|
|
#define JB_FP 7
|
|
#define JB_RA 8
|
|
#define JB_SP 9
|
|
|
|
#ifndef __ASSEMBLER__
|
|
#include <setjmp.h>
|
|
#include <stdint.h>
|
|
#include <sysdep.h>
|
|
#include <pointer_guard.h>
|
|
|
|
static inline uintptr_t __attribute__ ((unused))
|
|
_jmpbuf_sp (__jmp_buf jmpbuf)
|
|
{
|
|
uintptr_t sp = jmpbuf[JB_SP];
|
|
PTR_DEMANGLE (sp);
|
|
return sp;
|
|
}
|
|
#endif
|
|
|
|
/* Helper for generic ____longjmp_chk(). */
|
|
#define JB_FRAME_ADDRESS(buf) ((void *) _jmpbuf_sp (buf))
|