qemu/linux-user/x86_64/target_signal.h
j_mayer 8bb1f9c51c Provision for x86_64-linux-user target: needs get_sp_from_cpustate
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3262 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-29 13:12:58 +00:00

30 lines
538 B
C

#ifndef TARGET_SIGNAL_H
#define TARGET_SIGNAL_H
#include "cpu.h"
/* this struct defines a stack used during syscall handling */
typedef struct target_sigaltstack {
target_ulong ss_sp;
target_long ss_flags;
target_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 target_ulong get_sp_from_cpustate(CPUX86State *state)
{
return state->regs[R_ESP];
}
#endif /* TARGET_SIGNAL_H */