#ifndef X86_64_TARGET_SIGNAL_H | |
#define X86_64_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 2048 | |
#define TARGET_SIGSTKSZ 8192 | |
static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) | |
{ | |
return state->regs[R_ESP]; | |
} | |
#endif /* X86_64_TARGET_SIGNAL_H */ |