diff options
Diffstat (limited to 'mdk-stage1/dietlibc/i386/dyn_syscalls.S')
| -rw-r--r-- | mdk-stage1/dietlibc/i386/dyn_syscalls.S | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/i386/dyn_syscalls.S b/mdk-stage1/dietlibc/i386/dyn_syscalls.S new file mode 100644 index 000000000..c4fd2fff5 --- /dev/null +++ b/mdk-stage1/dietlibc/i386/dyn_syscalls.S @@ -0,0 +1,282 @@ +/* + * dynamic unified-syscalls + * Olaf Dreesen + */ + +#include "../syscalls.s/environ.S" +#include "../syscalls.s/errno.S" + +#include <dietfeatures.h> +#include "syscalls.h" +#include "PIC.h" + +/* ok now include all syscalls.s (*.S) and sysdep *.S */ + +#include "mmap.S" + +/* here on i386 I had split them some pre- some post-unified-syscall, + * because the jumps pre-u.s.c. have only a 1 byte displacement. the first + * post-u.s.c. have also 1 byte dsplacement the rest a 4 byte. + * this pre/post split saves about 250 byte of code .... + * + * Please put additional syscalls AFTER the post-u.s.c. + * or try to not break the savings :) */ + +#include "select.S" + +#include "../syscalls.s/fork.S" +#include "../syscalls.s/read.S" +#include "../syscalls.s/write.S" +#include "../syscalls.s/open.S" +#include "../syscalls.s/close.S" +#include "../syscalls.s/waitpid.S" + +#include "../syscalls.s/getgid.S" +#include "../syscalls.s/getpgid.S" +#include "../syscalls.s/getpid.S" +#include "../syscalls.s/getppid.S" +#include "../syscalls.s/getuid.S" +#include "../syscalls.s/kill.S" +#include "../syscalls.s/ioctl.S" +#include "../syscalls.s/_llseek.S" +#include "../syscalls.s/lseek.S" +#include "../syscalls.s/lstat.S" +#include "../syscalls.s/lstat64.S" +#include "../syscalls.s/mkdir.S" +#include "../syscalls.s/mprotect.S" +#include "../syscalls.s/nanosleep.S" +#include "../syscalls.s/pipe.S" +#include "../syscalls.s/poll.S" +#include "../syscalls.s/readv.S" +#include "../syscalls.s/stat.S" +#include "../syscalls.s/stat64.S" +#include "../syscalls.s/truncate.S" +#include "../syscalls.s/umask.S" +#include "../syscalls.s/wait4.S" +#include "../syscalls.s/writev.S" +#include "../syscalls.s/__getpagesize.S" + +/* OK this is basicaly unified.S */ +.text +.type __unified_syscall_256,@function +__unified_syscall_256: + movzwl %ax, %eax + jmp .L23 +.L22: +.size __unified_syscall_256,.L22-__unified_syscall_256 +.type exit,@function +.weak exit +exit: +.type _exit,@function +.global _exit +_exit: +__exit: + mov $__NR_exit, %al +__unified_syscall: + movzbl %al, %eax +.L23: + push %edi + push %esi + push %ebx + movl %esp,%edi + movl 0x10(%edi),%ebx + movl 0x14(%edi),%ecx + movl 0x18(%edi),%edx + movl 0x1c(%edi),%esi + movl 0x20(%edi),%edi + int $0x80 + cmp $-124,%eax + jbe .Lnoerror + neg %eax + + /* PIC-code Ohhhhh My. */ + push %eax + PIC_INIT + call __errno_location@PLT + popl %ebx + movl %ebx,(%eax) + orl $-1,%eax +.Lnoerror: + pop %ebx + pop %esi + pop %edi +#include "dietuglyweaks.h" + ret + +#include "../syscalls.s/__pread.S" +#include "../syscalls.s/__pwrite.S" +#include "../syscalls.s/__reboot.S" +#include "../syscalls.s/access.S" +#include "../syscalls.s/adjtimex.S" +#include "../syscalls.s/brk.S" +#include "../syscalls.s/chdir.S" +#include "../syscalls.s/chmod.S" +#include "../syscalls.s/chown.S" +#include "../syscalls.s/chroot.S" +#include "../syscalls.s/dup.S" +#include "../syscalls.s/dup2.S" +#include "../syscalls.s/execve.S" +#include "../syscalls.s/fchdir.S" +#include "../syscalls.s/fchmod.S" +#include "../syscalls.s/fchown.S" +#include "../syscalls.s/fcntl.S" +#include "../syscalls.s/flock.S" +#include "../syscalls.s/fstat.S" +#include "../syscalls.s/fstat64.S" +#include "../syscalls.s/fstatfs.S" +#include "../syscalls.s/fsync.S" +#include "../syscalls.s/fdatasync.S" +#include "../syscalls.s/ftruncate.S" +#include "../syscalls.s/getcwd.S" +#include "../syscalls.s/getdents.S" +#include "../syscalls.s/getdents64.S" +#include "../syscalls.s/getegid.S" +#include "../syscalls.s/geteuid.S" +#include "../syscalls.s/getgroups.S" +#include "../syscalls.s/getitimer.S" +#include "../syscalls.s/getpriority.S" +#include "../syscalls.s/getresgid.S" +#include "../syscalls.s/getresuid.S" +#include "../syscalls.s/getrlimit.S" +#include "../syscalls.s/getrusage.S" +#include "../syscalls.s/getsid.S" +#include "../syscalls.s/gettimeofday.S" +#include "../syscalls.s/ioperm.S" +#include "../syscalls.s/iopl.S" +#include "../syscalls.s/ipc.S" +#include "../syscalls.s/lchown.S" +#include "../syscalls.s/link.S" +#include "../syscalls.s/mknod.S" +#include "../syscalls.s/mlock.S" +#include "../syscalls.s/mlockall.S" +#include "../syscalls.s/mount.S" +#include "../syscalls.s/mremap.S" +#include "../syscalls.s/munlockall.S" +#include "../syscalls.s/munmap.S" +#include "../syscalls.s/n_sigaction.S" +#include "../syscalls.s/n_sigpending.S" +#include "../syscalls.s/n_sigprocmask.S" +#include "../syscalls.s/n_sigsuspend.S" +#include "../syscalls.s/nice.S" +#include "../syscalls.s/pause.S" +#include "../syscalls.s/personality.S" +#include "../syscalls.s/query_module.S" +#include "../syscalls.s/init_module.S" +#include "../syscalls.s/delete_module.S" +#include "../syscalls.s/create_module.S" +#include "../syscalls.s/readlink.S" +#include "../syscalls.s/rename.S" +#include "../syscalls.s/rmdir.S" +#include "../syscalls.s/rt_sigaction.S" +#include "../syscalls.s/rt_sigpending.S" +#include "../syscalls.s/rt_sigprocmask.S" +#include "../syscalls.s/rt_sigqueueinfo.S" +#include "../syscalls.s/rt_sigsuspend.S" +#include "../syscalls.s/rt_sigtimedwait.S" +#include "../syscalls.s/sched_get_priority_max.S" +#include "../syscalls.s/sched_get_priority_min.S" +#include "../syscalls.s/sched_getparam.S" +#include "../syscalls.s/sched_getscheduler.S" +#include "../syscalls.s/sched_rr_get_interval.S" +#include "../syscalls.s/sched_setparam.S" +#include "../syscalls.s/sched_setscheduler.S" +#include "../syscalls.s/sched_yield.S" +#include "../syscalls.s/sendfile.S" +#include "../syscalls.s/setdomainname.S" +#include "../syscalls.s/setfsgid.S" +#include "../syscalls.s/setfsuid.S" +#include "../syscalls.s/setgid.S" +#include "../syscalls.s/setgroups.S" +#include "../syscalls.s/sethostname.S" +#include "../syscalls.s/setitimer.S" +#include "../syscalls.s/setpgid.S" +#include "../syscalls.s/setpriority.S" +#include "../syscalls.s/setregid.S" +#include "../syscalls.s/setresgid.S" +#include "../syscalls.s/setresuid.S" +#include "../syscalls.s/setreuid.S" +#include "../syscalls.s/setrlimit.S" +#include "../syscalls.s/setsid.S" +#include "../syscalls.s/setuid.S" +#include "../syscalls.s/sigaltstack.S" +#include "../syscalls.s/statfs.S" +#include "../syscalls.s/stime.S" +#include "../syscalls.s/swapoff.S" +#include "../syscalls.s/swapon.S" +#include "../syscalls.s/symlink.S" +#include "../syscalls.s/sync.S" +#include "../syscalls.s/sysctl.S" +#include "../syscalls.s/sysinfo.S" +#include "../syscalls.s/syslog.S" +#include "../syscalls.s/time.S" +#include "../syscalls.s/times.S" +#include "../syscalls.s/umount.S" +#include "../syscalls.s/umount2.S" +#include "../syscalls.s/uname.S" +#include "../syscalls.s/unlink.S" +#include "../syscalls.s/utime.S" +#include "../syscalls.s/vhangup.S" + +#include "../syscalls.s/chown32.S" +#include "../syscalls.s/fchown32.S" +#include "../syscalls.s/getegid32.S" +#include "../syscalls.s/geteuid32.S" +#include "../syscalls.s/getgid32.S" +#include "../syscalls.s/getgroups32.S" +#include "../syscalls.s/getresgid32.S" +#include "../syscalls.s/getuid32.S" +#include "../syscalls.s/lchown32.S" +#include "../syscalls.s/setfsgid32.S" +#include "../syscalls.s/setfsuid32.S" +#include "../syscalls.s/setgid32.S" +#include "../syscalls.s/setregid32.S" +#include "../syscalls.s/setresgid32.S" +#include "../syscalls.s/setreuid32.S" +#include "../syscalls.s/setuid32.S" +#include "../syscalls.s/alarm.S" +#include "../syscalls.s/ptrace.S" +#include "../syscalls.s/truncate64.S" +#include "../syscalls.s/ftruncate64.S" +#include "../syscalls.s/epoll_create.S" +#include "../syscalls.s/epoll_ctl.S" +#include "../syscalls.s/epoll_wait.S" + +#undef __PIC__ +#undef __socketcall +/* oh what a kludge! */ +#define socketcall .Lsocketcall +#include "../i386/send.S" +#include "../i386/recv.S" +#include "../i386/socket.S" +#include "../i386/accept.S" +#include "../i386/shutdown.S" +#include "../i386/socketpair.S" +#include "../i386/setsockopt.S" +#include "../i386/sendto.S" +#include "../i386/sendmsg.S" +#include "../i386/recvmsg.S" +#include "../i386/recvfrom.S" +#include "../i386/listen.S" +#include "../i386/getsockopt.S" +#include "../i386/getsockname.S" +#include "../i386/getpeername.S" +#include "../i386/connect.S" +#include "../i386/bind.S" +#undef socketcall +.Lsocketcall: +#include "../i386/socketcall.S" +#define __PIC__ +#undef __socketcall + + +/* so now this was the last u.s.c. */ + +/* other asm-files ... */ +#define PIC + +#define _exit __exit +#include "clone.S" +#undef _exit + +#include "__longjmp.S" +#include "setjmp.S" |