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/* Copyright (C) 2000-2021 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/>. */
#ifndef _BITS_SIGCONTEXT_H
#define _BITS_SIGCONTEXT_H 1
#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
#endif
#include <bits/wordsize.h>
#if __WORDSIZE == 32
/* It is quite hard to choose what to put here, because
Linux/sparc32 had at least 3 totally incompatible
signal stack layouts.
This one is for the "new" style signals, which are
now delivered unless SA_SIGINFO is requested. */
struct sigcontext
{
struct
{
unsigned int psr;
unsigned int pc;
unsigned int npc;
unsigned int y;
unsigned int u_regs[16]; /* globals and ins */
} si_regs;
int si_mask;
};
#else /* sparc64 */
typedef struct
{
unsigned int si_float_regs [64];
unsigned long si_fsr;
unsigned long si_gsr;
unsigned long si_fprs;
} __siginfo_fpu_t;
struct sigcontext
{
char sigc_info[128];
struct
{
unsigned long u_regs[16]; /* globals and ins */
unsigned long tstate;
unsigned long tpc;
unsigned long tnpc;
unsigned int y;
unsigned int fprs;
} sigc_regs;
__siginfo_fpu_t * sigc_fpu_save;
struct
{
void * ss_sp;
int ss_flags;
unsigned long ss_size;
} sigc_stack;
unsigned long sigc_mask;
};
#endif /* sparc64 */
#endif /* bits/sigcontext.h */
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