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target_signal.h

#ifndef TARGET_SIGNAL_H
#define TARGET_SIGNAL_H

#include "cpu.h"

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

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


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

#define TARGET_MINSIGSTKSZ    4096
#define TARGET_SIGSTKSZ       16384

#ifndef UREG_I6
#define UREG_I6        6
#endif
#ifndef UREG_FP
#define UREG_FP        UREG_I6
#endif

static inline abi_ulong get_sp_from_cpustate(CPUSPARCState *state)
{
    return state->regwptr[UREG_FP];
}

#endif /* TARGET_SIGNAL_H */

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