[qemu.git] / linux-user / unicore32 / target_signal.h

/*
 * Copyright (C) 2010-2011 GUAN Xue-tao
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef UNICORE32_TARGET_SIGNAL_H
#define UNICORE32_TARGET_SIGNAL_H

/* this struct defines a stack used during syscall handling */
typedef struct target_sigaltstack {
    abi_ulong ss_sp;
    abi_ulong ss_flags;
    abi_ulong ss_size;
} target_stack_t;

/*
 * sigaltstack controls
 */
#define TARGET_SS_ONSTACK               1
#define TARGET_SS_DISABLE               2

static inline abi_ulong get_sp_from_cpustate(CPUUniCore32State *state)
{
    return state->regs[29];
}


#endif /* UNICORE32_TARGET_SIGNAL_H */
Commit	Line	Data
8b5d487d GX	1	/*
	2	* Copyright (C) 2010-2011 GUAN Xue-tao
	3	*
	4	* This program is free software; you can redistribute it and/or modify
	5	* it under the terms of the GNU General Public License version 2 as
	6	* published by the Free Software Foundation.
	7	*/
9c93ae13 MA	8	#ifndef UNICORE32_TARGET_SIGNAL_H
9c93ae13 MA	9	#define UNICORE32_TARGET_SIGNAL_H
8b5d487d GX	10
	11	/* this struct defines a stack used during syscall handling */
	12	typedef struct target_sigaltstack {
	13	abi_ulong ss_sp;
	14	abi_ulong ss_flags;
	15	abi_ulong ss_size;
	16	} target_stack_t;
	17
	18	/*
	19	* sigaltstack controls
	20	*/
	21	#define TARGET_SS_ONSTACK 1
	22	#define TARGET_SS_DISABLE 2
	23
6e502164 MT	24	static inline abi_ulong get_sp_from_cpustate(CPUUniCore32State *state)
	25	{
	26	return state->regs[29];
	27	}
	28
8b5d487d	29
9c93ae13	30	#endif /* UNICORE32_TARGET_SIGNAL_H */