qemu/linux-user/aarch64/target_signal.h

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#ifndef AARCH64_TARGET_SIGNAL_H
#define AARCH64_TARGET_SIGNAL_H
#include "cpu.h"
/* this struct defines a stack used during syscall handling */
typedef struct target_sigaltstack {
abi_ulong ss_sp;
abi_int 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(CPUARMState *state)
{
return state->xregs[31];
}
#endif /* AARCH64_TARGET_SIGNAL_H */