linux-user/hppa/target_signal.h

#ifndef HPPA_TARGET_SIGNAL_H
#define HPPA_TARGET_SIGNAL_H

#include "cpu.h"

/* this struct defines a stack used during syscall handling */

typedef struct target_sigaltstack {
    abi_ulong ss_sp;
    int32_t ss_flags;
    abi_ulong ss_size;
} target_stack_t;


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

#define TARGET_MINSIGSTKSZ	2048
#define TARGET_SIGSTKSZ		8192

static inline abi_ulong get_sp_from_cpustate(CPUHPPAState *state)
{
    return state->gr[30];
}

#endif /* HPPA_TARGET_SIGNAL_H */