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/*
* wrapper for 31 bit compatible system calls.
*
* Copyright IBM Corp. 2000, 2006
* Author(s): Gerhard Tonn (ton@de.ibm.com),
* Thomas Spatzier (tspat@de.ibm.com)
*/
#include <linux/linkage.h>
ENTRY(sys32_time_wrapper)
llgtr %r2,%r2 # int *
jg compat_sys_time # branch to system call
#sys32_getpid_wrapper # void
ENTRY(sys32_mount_wrapper)
llgtr %r2,%r2 # char *
llgtr %r3,%r3 # char *
llgtr %r4,%r4 # char *
llgfr %r5,%r5 # unsigned long
llgtr %r6,%r6 # void *
jg compat_sys_mount # branch to system call
ENTRY(sys32_ptrace_wrapper)
lgfr %r2,%r2 # long
lgfr %r3,%r3 # long
llgtr %r4,%r4 # long
llgfr %r5,%r5 # long
jg compat_sys_ptrace # branch to system call
ENTRY(compat_sys_utime_wrapper)
llgtr %r2,%r2 # char *
llgtr %r3,%r3 # struct compat_utimbuf *
jg compat_sys_utime # branch to system call
ENTRY(compat_sys_times_wrapper)
llgtr %r2,%r2 # struct compat_tms *
jg compat_sys_times # branch to system call
ENTRY(compat_sys_ioctl_wrapper)
llgfr %r2,%r2 # unsigned int
llgfr %r3,%r3 # unsigned int
llgfr %r4,%r4 # unsigned int
jg compat_sys_ioctl # branch to system call
ENTRY(compat_sys_fcntl_wrapper)
llgfr %r2,%r2 # unsigned int
llgfr %r3,%r3 # unsigned int
llgfr %r4,%r4 # unsigned long
jg compat_sys_fcntl # branch to system call
ENTRY(sys32_ustat_wrapper)
llgfr %r2,%r2 # dev_t
llgtr %r3,%r3 # struct ustat *
jg compat_sys_ustat
ENTRY(compat_sys_sigpending_wrapper)
llgtr %r2,%r2 # compat_old_sigset_t *
jg compat_sys_sigpending # branch to system call
ENTRY(compat_sys_setrlimit_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # struct rlimit_emu31 *
jg compat_sys_setrlimit # branch to system call
ENTRY(compat_sys_old_getrlimit_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # struct rlimit_emu31 *
jg compat_sys_old_getrlimit # branch to system call
ENTRY(compat_sys_getrlimit_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # struct rlimit_emu31 *
jg compat_sys_getrlimit # branch to system call
ENTRY(compat_sys_gettimeofday_wrapper)
llgtr %r2,%r2 # struct timeval_emu31 *
llgtr %r3,%r3 # struct timezone *
jg compat_sys_gettimeofday # branch to system call
ENTRY(compat_sys_settimeofday_wrapper)
llgtr %r2,%r2 # struct timeval_emu31 *
llgtr %r3,%r3 # struct timezone *
jg compat_sys_settimeofday # branch to system call
ENTRY(old32_readdir_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # void *
llgfr %r4,%r4 # unsigned int
jg compat_sys_old_readdir # branch to system call
ENTRY(compat_sys_statfs_wrapper)
llgtr %r2,%r2 # char *
llgtr %r3,%r3 # struct compat_statfs *
jg compat_sys_statfs # branch to system call
ENTRY(compat_sys_fstatfs_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # struct compat_statfs *
jg compat_sys_fstatfs # branch to system call
ENTRY(compat_sys_socketcall_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # u32 *
jg compat_sys_socketcall # branch to system call
ENTRY(compat_sys_newstat_wrapper)
llgtr %r2,%r2 # char *
llgtr %r3,%r3 # struct stat_emu31 *
jg compat_sys_newstat # branch to system call
ENTRY(compat_sys_newlstat_wrapper)
llgtr %r2,%r2 # char *
llgtr %r3,%r3 # struct stat_emu31 *
jg compat_sys_newlstat # branch to system call
ENTRY(compat_sys_newfstat_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # struct stat_emu31 *
jg compat_sys_newfstat # branch to system call
ENTRY(compat_sys_sysinfo_wrapper)
llgtr %r2,%r2 # struct sysinfo_emu31 *
jg compat_sys_sysinfo # branch to system call
ENTRY(compat_sys_adjtimex_wrapper)
llgtr %r2,%r2 # struct compat_timex *
jg compat_sys_adjtimex # branch to system call
ENTRY(sys32_getdents_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # void *
llgfr %r4,%r4 # unsigned int
jg compat_sys_getdents # branch to system call
ENTRY(compat_sys_select_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # compat_fd_set *
llgtr %r4,%r4 # compat_fd_set *
llgtr %r5,%r5 # compat_fd_set *
llgtr %r6,%r6 # struct compat_timeval *
jg compat_sys_select # branch to system call
ENTRY(compat_sys_readv_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const struct compat_iovec *
llgfr %r4,%r4 # unsigned long
jg compat_sys_readv # branch to system call
ENTRY(compat_sys_writev_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const struct compat_iovec *
llgfr %r4,%r4 # unsigned long
jg compat_sys_writev # branch to system call
ENTRY(compat_sys_nanosleep_wrapper)
llgtr %r2,%r2 # struct compat_timespec *
llgtr %r3,%r3 # struct compat_timespec *
jg compat_sys_nanosleep # branch to system call
ENTRY(compat_sys_fcntl64_wrapper)
llgfr %r2,%r2 # unsigned int
llgfr %r3,%r3 # unsigned int
llgfr %r4,%r4 # unsigned long
jg compat_sys_fcntl64 # branch to system call
ENTRY(sys32_stime_wrapper)
llgtr %r2,%r2 # long *
jg compat_sys_stime # branch to system call
ENTRY(sys32_sched_setaffinity_wrapper)
lgfr %r2,%r2 # int
llgfr %r3,%r3 # unsigned int
llgtr %r4,%r4 # unsigned long *
jg compat_sys_sched_setaffinity
ENTRY(sys32_sched_getaffinity_wrapper)
lgfr %r2,%r2 # int
llgfr %r3,%r3 # unsigned int
llgtr %r4,%r4 # unsigned long *
jg compat_sys_sched_getaffinity
ENTRY(sys32_clock_settime_wrapper)
lgfr %r2,%r2 # clockid_t (int)
llgtr %r3,%r3 # struct compat_timespec *
jg compat_sys_clock_settime
ENTRY(sys32_clock_gettime_wrapper)
lgfr %r2,%r2 # clockid_t (int)
llgtr %r3,%r3 # struct compat_timespec *
jg compat_sys_clock_gettime
ENTRY(sys32_clock_getres_wrapper)
lgfr %r2,%r2 # clockid_t (int)
llgtr %r3,%r3 # struct compat_timespec *
jg compat_sys_clock_getres
ENTRY(sys32_clock_nanosleep_wrapper)
lgfr %r2,%r2 # clockid_t (int)
lgfr %r3,%r3 # int
llgtr %r4,%r4 # struct compat_timespec *
llgtr %r5,%r5 # struct compat_timespec *
jg compat_sys_clock_nanosleep
ENTRY(sys32_timer_create_wrapper)
lgfr %r2,%r2 # timer_t (int)
llgtr %r3,%r3 # struct compat_sigevent *
llgtr %r4,%r4 # timer_t *
jg compat_sys_timer_create
ENTRY(sys32_timer_settime_wrapper)
lgfr %r2,%r2 # timer_t (int)
lgfr %r3,%r3 # int
llgtr %r4,%r4 # struct compat_itimerspec *
llgtr %r5,%r5 # struct compat_itimerspec *
jg compat_sys_timer_settime
ENTRY(sys32_timer_gettime_wrapper)
lgfr %r2,%r2 # timer_t (int)
llgtr %r3,%r3 # struct compat_itimerspec *
jg compat_sys_timer_gettime
ENTRY(sys32_io_setup_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # u32 *
jg compat_sys_io_setup
ENTRY(sys32_io_getevents_wrapper)
llgfr %r2,%r2 # (aio_context_t) u32
lgfr %r3,%r3 # long
lgfr %r4,%r4 # long
llgtr %r5,%r5 # struct io_event *
llgtr %r6,%r6 # struct compat_timespec *
jg compat_sys_io_getevents
ENTRY(sys32_io_submit_wrapper)
llgfr %r2,%r2 # (aio_context_t) u32
lgfr %r3,%r3 # long
llgtr %r4,%r4 # struct iocb **
jg compat_sys_io_submit
ENTRY(compat_sys_statfs64_wrapper)
llgtr %r2,%r2 # const char *
llgfr %r3,%r3 # compat_size_t
llgtr %r4,%r4 # struct compat_statfs64 *
jg compat_sys_statfs64
ENTRY(compat_sys_fstatfs64_wrapper)
llgfr %r2,%r2 # unsigned int fd
llgfr %r3,%r3 # compat_size_t
llgtr %r4,%r4 # struct compat_statfs64 *
jg compat_sys_fstatfs64
ENTRY(compat_sys_mq_open_wrapper)
llgtr %r2,%r2 # const char *
lgfr %r3,%r3 # int
llgfr %r4,%r4 # mode_t
llgtr %r5,%r5 # struct compat_mq_attr *
jg compat_sys_mq_open
ENTRY(compat_sys_mq_timedsend_wrapper)
lgfr %r2,%r2 # mqd_t
llgtr %r3,%r3 # const char *
llgfr %r4,%r4 # size_t
llgfr %r5,%r5 # unsigned int
llgtr %r6,%r6 # const struct compat_timespec *
jg compat_sys_mq_timedsend
ENTRY(compat_sys_mq_timedreceive_wrapper)
lgfr %r2,%r2 # mqd_t
llgtr %r3,%r3 # char *
llgfr %r4,%r4 # size_t
llgtr %r5,%r5 # unsigned int *
llgtr %r6,%r6 # const struct compat_timespec *
jg compat_sys_mq_timedreceive
ENTRY(compat_sys_mq_notify_wrapper)
lgfr %r2,%r2 # mqd_t
llgtr %r3,%r3 # struct compat_sigevent *
jg compat_sys_mq_notify
ENTRY(compat_sys_mq_getsetattr_wrapper)
lgfr %r2,%r2 # mqd_t
llgtr %r3,%r3 # struct compat_mq_attr *
llgtr %r4,%r4 # struct compat_mq_attr *
jg compat_sys_mq_getsetattr
ENTRY(compat_sys_kexec_load_wrapper)
llgfr %r2,%r2 # unsigned long
llgfr %r3,%r3 # unsigned long
llgtr %r4,%r4 # struct kexec_segment *
llgfr %r5,%r5 # unsigned long
jg compat_sys_kexec_load
ENTRY(compat_sys_futimesat_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # char *
llgtr %r4,%r4 # struct timeval *
jg compat_sys_futimesat
ENTRY(compat_sys_pselect6_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # fd_set *
llgtr %r4,%r4 # fd_set *
llgtr %r5,%r5 # fd_set *
llgtr %r6,%r6 # struct timespec *
llgt %r0,164(%r15) # void *
stg %r0,160(%r15)
jg compat_sys_pselect6
ENTRY(compat_sys_ppoll_wrapper)
llgtr %r2,%r2 # struct pollfd *
llgfr %r3,%r3 # unsigned int
llgtr %r4,%r4 # struct timespec *
llgtr %r5,%r5 # const sigset_t *
llgfr %r6,%r6 # size_t
jg compat_sys_ppoll
ENTRY(sys_sync_file_range_wrapper)
lgfr %r2,%r2 # int
sllg %r3,%r3,32 # get high word of 64bit loff_t
or %r3,%r4 # get low word of 64bit loff_t
sllg %r4,%r5,32 # get high word of 64bit loff_t
or %r4,%r6 # get low word of 64bit loff_t
llgf %r5,164(%r15) # unsigned int
jg sys_sync_file_range
ENTRY(compat_sys_utimes_wrapper)
llgtr %r2,%r2 # char *
llgtr %r3,%r3 # struct compat_timeval *
jg compat_sys_utimes
ENTRY(compat_sys_utimensat_wrapper)
llgfr %r2,%r2 # unsigned int
llgtr %r3,%r3 # char *
llgtr %r4,%r4 # struct compat_timespec *
lgfr %r5,%r5 # int
jg compat_sys_utimensat
ENTRY(sys_fallocate_wrapper)
lgfr %r2,%r2 # int
lgfr %r3,%r3 # int
sllg %r4,%r4,32 # get high word of 64bit loff_t
lr %r4,%r5 # get low word of 64bit loff_t
sllg %r5,%r6,32 # get high word of 64bit loff_t
l %r5,164(%r15) # get low word of 64bit loff_t
jg sys_fallocate
ENTRY(compat_sys_keyctl_wrapper)
llgfr %r2,%r2 # u32
llgfr %r3,%r3 # u32
llgfr %r4,%r4 # u32
llgfr %r5,%r5 # u32
llgfr %r6,%r6 # u32
jg compat_sys_keyctl # branch to system call
ENTRY(sys_perf_event_open_wrapper)
llgtr %r2,%r2 # const struct perf_event_attr *
lgfr %r3,%r3 # pid_t
lgfr %r4,%r4 # int
lgfr %r5,%r5 # int
llgfr %r6,%r6 # unsigned long
jg sys_perf_event_open # branch to system call
ENTRY(sys_clone_wrapper)
llgfr %r2,%r2 # unsigned long
llgfr %r3,%r3 # unsigned long
llgtr %r4,%r4 # int *
llgtr %r5,%r5 # int *
jg sys_clone # branch to system call
ENTRY(sys32_execve_wrapper)
llgtr %r2,%r2 # char *
llgtr %r3,%r3 # compat_uptr_t *
llgtr %r4,%r4 # compat_uptr_t *
jg compat_sys_execve # branch to system call
ENTRY(sys_fanotify_init_wrapper)
llgfr %r2,%r2 # unsigned int
llgfr %r3,%r3 # unsigned int
jg sys_fanotify_init # branch to system call
ENTRY(sys_prlimit64_wrapper)
lgfr %r2,%r2 # pid_t
llgfr %r3,%r3 # unsigned int
llgtr %r4,%r4 # const struct rlimit64 __user *
llgtr %r5,%r5 # struct rlimit64 __user *
jg sys_prlimit64 # branch to system call
ENTRY(sys_name_to_handle_at_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char __user *
llgtr %r4,%r4 # struct file_handle __user *
llgtr %r5,%r5 # int __user *
lgfr %r6,%r6 # int
jg sys_name_to_handle_at
ENTRY(compat_sys_clock_adjtime_wrapper)
lgfr %r2,%r2 # clockid_t (int)
llgtr %r3,%r3 # struct compat_timex __user *
jg compat_sys_clock_adjtime
ENTRY(sys_syncfs_wrapper)
lgfr %r2,%r2 # int
jg sys_syncfs
ENTRY(sys_setns_wrapper)
lgfr %r2,%r2 # int
lgfr %r3,%r3 # int
jg sys_setns
ENTRY(compat_sys_process_vm_readv_wrapper)
lgfr %r2,%r2 # compat_pid_t
llgtr %r3,%r3 # struct compat_iovec __user *
llgfr %r4,%r4 # unsigned long
llgtr %r5,%r5 # struct compat_iovec __user *
llgfr %r6,%r6 # unsigned long
llgf %r0,164(%r15) # unsigned long
stg %r0,160(%r15)
jg compat_sys_process_vm_readv
ENTRY(compat_sys_process_vm_writev_wrapper)
lgfr %r2,%r2 # compat_pid_t
llgtr %r3,%r3 # struct compat_iovec __user *
llgfr %r4,%r4 # unsigned long
llgtr %r5,%r5 # struct compat_iovec __user *
llgfr %r6,%r6 # unsigned long
llgf %r0,164(%r15) # unsigned long
stg %r0,160(%r15)
jg compat_sys_process_vm_writev
ENTRY(sys_s390_runtime_instr_wrapper)
lgfr %r2,%r2 # int
lgfr %r3,%r3 # int
jg sys_s390_runtime_instr
ENTRY(sys_kcmp_wrapper)
lgfr %r2,%r2 # pid_t
lgfr %r3,%r3 # pid_t
lgfr %r4,%r4 # int
llgfr %r5,%r5 # unsigned long
llgfr %r6,%r6 # unsigned long
jg sys_kcmp
ENTRY(sys_finit_module_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char __user *
lgfr %r4,%r4 # int
jg sys_finit_module
ENTRY(sys_sched_setattr_wrapper)
lgfr %r2,%r2 # pid_t
llgtr %r3,%r3 # struct sched_attr __user *
jg sys_sched_setattr
ENTRY(sys_sched_getattr_wrapper)
lgfr %r2,%r2 # pid_t
llgtr %r3,%r3 # const char __user *
llgfr %r4,%r4 # unsigned int
jg sys_sched_getattr
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