Port musl to x86-64. One giant commit!

1 files changed, 438 insertions, 0 deletions

diff --git a/arch/x86_64/syscall.h b/arch/x86_64/syscall.h
new file mode 100644
index 00000000..274fcd72
--- /dev/null
+++ b/arch/x86_64/syscall.h
@@ -0,0 +1,438 @@
+#ifndef _SYSCALL_H
+#define _SYSCALL_H
+
+#define SYSCALL_LL(x) x, 0
+#define SYSCALL_SIGSET_SIZE 8
+
+#if defined(SYSCALL_STANDALONE)
+#include <errno.h>
+static inline long __syscall_ret(unsigned long r)
+{
+	if (r >= (unsigned long)-1 - 4096) {
+		errno = -(long)r;
+		return -1;
+	}
+	return (long)r;
+}
+#elif defined(SYSCALL_NORETURN)
+static inline long __syscall_ret(unsigned long r)
+{
+	for(;;);
+	return 0;
+}
+#elif defined(SYSCALL_RETURN_ERRNO)
+static inline long __syscall_ret(unsigned long r)
+{
+	return -r;
+}
+#else
+extern long __syscall_ret(unsigned long);
+#endif
+
+// 64: di,  si,  dx,  r10, r8,  r9
+// 32: ebx, ecx, edx, esi, edi, ebp
+
+#define SYSCALL "syscall"
+
+static inline long syscall0(long n)
+{
+	unsigned long ret;
+	__asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n) : "rcx", "r11", "memory");
+	return __syscall_ret(ret);
+}
+
+static inline long syscall1(long n, long a1)
+{
+	unsigned long ret;
+	__asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1) : "rcx", "r11", "memory");
+	return __syscall_ret(ret);
+}
+
+static inline long syscall2(long n, long a1, long a2)
+{
+	unsigned long ret;
+	__asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2)
+						  : "rcx", "r11", "memory");
+	return __syscall_ret(ret);
+}
+
+static inline long syscall3(long n, long a1, long a2, long a3)
+{
+	unsigned long ret;
+	__asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2),
+						  "d"(a3) : "rcx", "r11", "memory");
+	return __syscall_ret(ret);
+}
+
+static inline long syscall4(long n, long a1, long a2, long a3, long a4)
+{
+	unsigned long ret;
+	register long r10 __asm__("r10") = a4;
+	__asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2),
+						  "d"(a3), "r"(r10): "rcx", "r11", "memory");
+	return __syscall_ret(ret);
+}
+
+static inline long syscall5(long n, long a1, long a2, long a3, long a4,
+							long a5)
+{
+	unsigned long ret;
+	register long r10 __asm__("r10") = a4;
+	register long r8 __asm__("r8") = a5;
+	__asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2),
+						  "d"(a3), "r"(r10), "r"(r8) : "rcx", "r11", "memory");
+	return __syscall_ret(ret);
+}
+
+static inline long syscall6(long n, long a1, long a2, long a3, long a4,
+							long a5, long a6)
+{
+	unsigned long ret;
+	register long r10 __asm__("r10") = a4;
+	register long r8 __asm__("r8") = a5;
+	register long r9 __asm__("r9") = a6;
+	__asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2),
+						  "d"(a3), "r"(r10), "r"(r8), "r"(r9) : "rcx", "r11", "memory");
+	return __syscall_ret(ret);
+}
+
+#define __NR_read				0
+#define __NR_write				1
+#define __NR_open				2
+#define __NR_close				3
+#define __NR_stat				4
+#define __NR_fstat				5
+#define __NR_lstat				6
+#define __NR_poll				7
+#define __NR_lseek				8
+#define __NR_mmap				9
+#define __NR_mprotect			10
+#define __NR_munmap				11
+#define __NR_brk				12
+#define __NR_rt_sigaction		13
+#define __NR_rt_sigprocmask		14
+#define __NR_rt_sigreturn		15
+#define __NR_ioctl				16
+#define __NR_pread64			17
+#define __NR_pwrite64			18
+#define __NR_readv				19
+#define __NR_writev				20
+#define __NR_access				21
+#define __NR_pipe				22
+#define __NR_select				23
+#define __NR_sched_yield		24
+#define __NR_mremap				25
+#define __NR_msync				26
+#define __NR_mincore			27
+#define __NR_madvise			28
+#define __NR_shmget				29
+#define __NR_shmat				30
+#define __NR_shmctl				31
+#define __NR_dup				32
+#define __NR_dup2				33
+#define __NR_pause				34
+#define __NR_nanosleep			35
+#define __NR_getitimer			36
+#define __NR_alarm				37
+#define __NR_setitimer			38
+#define __NR_getpid				39
+#define __NR_sendfile			40
+#define __NR_socket				41
+#define __NR_connect			42
+#define __NR_accept				43
+#define __NR_sendto				44
+#define __NR_recvfrom			45
+#define __NR_sendmsg			46
+#define __NR_recvmsg			47
+#define __NR_shutdown			48
+#define __NR_bind				49
+#define __NR_listen				50
+#define __NR_getsockname		51
+#define __NR_getpeername		52
+#define __NR_socketpair			53
+#define __NR_setsockopt			54
+#define __NR_getsockopt			55
+#define __NR_clone				56
+#define __NR_fork				57
+#define __NR_vfork				58
+#define __NR_execve				59
+#define __NR_exit				60
+#define __NR_wait4				61
+#define __NR_kill				62
+#define __NR_uname				63
+#define __NR_semget				64
+#define __NR_semop				65
+#define __NR_semctl				66
+#define __NR_shmdt				67
+#define __NR_msgget				68
+#define __NR_msgsnd				69
+#define __NR_msgrcv				70
+#define __NR_msgctl				71
+#define __NR_fcntl				72
+#define __NR_flock				73
+#define __NR_fsync				74
+#define __NR_fdatasync			75
+#define __NR_truncate			76
+#define __NR_ftruncate			77
+#define __NR_getdents			78
+#define __NR_getcwd				79
+#define __NR_chdir				80
+#define __NR_fchdir				81
+#define __NR_rename				82
+#define __NR_mkdir				83
+#define __NR_rmdir				84
+#define __NR_creat				85
+#define __NR_link				86
+#define __NR_unlink				87
+#define __NR_symlink			88
+#define __NR_readlink			89
+#define __NR_chmod				90
+#define __NR_fchmod				91
+#define __NR_chown				92
+#define __NR_fchown				93
+#define __NR_lchown				94
+#define __NR_umask				95
+#define __NR_gettimeofday		96
+#define __NR_getrlimit			97
+#define __NR_getrusage			98
+#define __NR_sysinfo			99
+#define __NR_times				100
+#define __NR_ptrace				101
+#define __NR_getuid				102
+#define __NR_syslog				103
+#define __NR_getgid				104
+#define __NR_setuid				105
+#define __NR_setgid				106
+#define __NR_geteuid			107
+#define __NR_getegid			108
+#define __NR_setpgid			109
+#define __NR_getppid			110
+#define __NR_getpgrp			111
+#define __NR_setsid				112
+#define __NR_setreuid			113
+#define __NR_setregid			114
+#define __NR_getgroups			115
+#define __NR_setgroups			116
+#define __NR_setresuid			117
+#define __NR_getresuid			118
+#define __NR_setresgid			119
+#define __NR_getresgid			120
+#define __NR_getpgid			121
+#define __NR_setfsuid			122
+#define __NR_setfsgid			123
+#define __NR_getsid				124
+#define __NR_capget				125
+#define __NR_capset				126
+#define __NR_rt_sigpending		127
+#define __NR_rt_sigtimedwait	128
+#define __NR_rt_sigqueueinfo	129
+#define __NR_rt_sigsuspend		130
+#define __NR_sigaltstack		131
+#define __NR_utime				132
+#define __NR_mknod				133
+#define __NR_uselib				134
+#define __NR_personality		135
+#define __NR_ustat				136
+#define __NR_statfs				137
+#define __NR_fstatfs			138
+#define __NR_sysfs				139
+#define __NR_getpriority			140
+#define __NR_setpriority			141
+#define __NR_sched_setparam			142
+#define __NR_sched_getparam			143
+#define __NR_sched_setscheduler		144
+#define __NR_sched_getscheduler		145
+#define __NR_sched_get_priority_max	146
+#define __NR_sched_get_priority_min	147
+#define __NR_sched_rr_get_interval	148
+#define __NR_mlock					149
+#define __NR_munlock				150
+#define __NR_mlockall				151
+#define __NR_munlockall				152
+#define __NR_vhangup				153
+#define __NR_modify_ldt				154
+#define __NR_pivot_root				155
+#define __NR__sysctl				156
+#define __NR_prctl					157
+#define __NR_arch_prctl				158
+#define __NR_adjtimex				159
+#define __NR_setrlimit				160
+#define __NR_chroot					161
+#define __NR_sync					162
+#define __NR_acct					163
+#define __NR_settimeofday			164
+#define __NR_mount					165
+#define __NR_umount2				166
+#define __NR_swapon					167
+#define __NR_swapoff				168
+#define __NR_reboot					169
+#define __NR_sethostname			170
+#define __NR_setdomainname			171
+#define __NR_iopl					172
+#define __NR_ioperm					173
+#define __NR_create_module			174
+#define __NR_init_module			175
+#define __NR_delete_module			176
+#define __NR_get_kernel_syms		177
+#define __NR_query_module			178
+#define __NR_quotactl				179
+#define __NR_nfsservctl				180
+#define __NR_getpmsg				181
+#define __NR_putpmsg				182
+#define __NR_afs_syscall			183
+#define __NR_tuxcall				184
+#define __NR_security				185
+#define __NR_gettid					186
+#define __NR_readahead				187
+#define __NR_setxattr				188
+#define __NR_lsetxattr				189
+#define __NR_fsetxattr				190
+#define __NR_getxattr				191
+#define __NR_lgetxattr				192
+#define __NR_fgetxattr				193
+#define __NR_listxattr				194
+#define __NR_llistxattr				195
+#define __NR_flistxattr				196
+#define __NR_removexattr			197
+#define __NR_lremovexattr			198
+#define __NR_fremovexattr			199
+#define __NR_tkill					200
+#define __NR_time					201
+#define __NR_futex					202
+#define __NR_sched_setaffinity		203
+#define __NR_sched_getaffinity		204
+#define __NR_set_thread_area		205
+#define __NR_io_setup				206
+#define __NR_io_destroy				207
+#define __NR_io_getevents			208
+#define __NR_io_submit				209
+#define __NR_io_cancel				210
+#define __NR_get_thread_area		211
+#define __NR_lookup_dcookie			212
+#define __NR_epoll_create			213
+#define __NR_epoll_ctl_old			214
+#define __NR_epoll_wait_old			215
+#define __NR_remap_file_pages		216
+#define __NR_getdents64				217
+#define __NR_set_tid_address		218
+#define __NR_restart_syscall		219
+#define __NR_semtimedop				220
+#define __NR_fadvise64				221
+#define __NR_timer_create			222
+#define __NR_timer_settime			223
+#define __NR_timer_gettime			224
+#define __NR_timer_getoverrun		225
+#define __NR_timer_delete			226
+#define __NR_clock_settime			227
+#define __NR_clock_gettime			228
+#define __NR_clock_getres			229
+#define __NR_clock_nanosleep		230
+#define __NR_exit_group				231
+#define __NR_epoll_wait				232
+#define __NR_epoll_ctl				233
+#define __NR_tgkill					234
+#define __NR_utimes					235
+#define __NR_vserver				236
+#define __NR_mbind					237
+#define __NR_set_mempolicy			238
+#define __NR_get_mempolicy			239
+#define __NR_mq_open				240
+#define __NR_mq_unlink				241
+#define __NR_mq_timedsend			242
+#define __NR_mq_timedreceive		243
+#define __NR_mq_notify				244
+#define __NR_mq_getsetattr			245
+#define __NR_kexec_load				246
+#define __NR_waitid					247
+#define __NR_add_key				248
+#define __NR_request_key			249
+#define __NR_keyctl					250
+#define __NR_ioprio_set				251
+#define __NR_ioprio_get				252
+#define __NR_inotify_init			253
+#define __NR_inotify_add_watch		254
+#define __NR_inotify_rm_watch		255
+#define __NR_migrate_pages			256
+#define __NR_openat					257
+#define __NR_mkdirat				258
+#define __NR_mknodat				259
+#define __NR_fchownat				260
+#define __NR_futimesat				261
+#define __NR_newfstatat				262
+#define __NR_unlinkat				263
+#define __NR_renameat				264
+#define __NR_linkat					265
+#define __NR_symlinkat				266
+#define __NR_readlinkat				267
+#define __NR_fchmodat				268
+#define __NR_faccessat				269
+#define __NR_pselect6				270
+#define __NR_ppoll					271
+#define __NR_unshare				272
+#define __NR_set_robust_list		273
+#define __NR_get_robust_list		274
+#define __NR_splice					275
+#define __NR_tee					276
+#define __NR_sync_file_range		277
+#define __NR_vmsplice				278
+#define __NR_move_pages				279
+#define __NR_utimensat				280
+#define __NR_epoll_pwait			281
+#define __NR_signalfd				282
+#define __NR_timerfd_create			283
+#define __NR_eventfd				284
+#define __NR_fallocate				285
+#define __NR_timerfd_settime		286
+#define __NR_timerfd_gettime		287
+#define __NR_accept4				288
+#define __NR_signalfd4				289
+#define __NR_eventfd2				290
+#define __NR_epoll_create1			291
+#define __NR_dup3					292
+#define __NR_pipe2					293
+#define __NR_inotify_init1			294
+#define __NR_preadv					295
+#define __NR_pwritev				296
+#define __NR_rt_tgsigqueueinfo		297
+#define __NR_perf_event_open		298
+#define __NR_recvmmsg				299
+#define __NR_fanotify_init			300
+#define __NR_fanotify_mark			301
+#define __NR_prlimit64				302
+
+#undef __NR_fstatat
+#undef __NR_pread
+#undef __NR_pwrite
+#define __NR_fstatat __NR_newfstatat
+#define __NR_pread __NR_pread64
+#define __NR_pwrite __NR_pwrite64
+
+#undef O_LARGEFILE
+#define O_LARGEFILE 0100000
+
+#define socketcall(nm, a, b, c, d, e, f) syscall6(__NR_##nm, \
+    (long)a, (long)b, (long)c, (long)d, (long)e, (long)f)
+
+/* the following are needed for iso c functions to use */
+#define __syscall_open(filename, flags, mode) syscall3(__NR_open, (long)(filename), (flags)|O_LARGEFILE, (mode))
+#define __syscall_read(fd, buf, len)          syscall3(__NR_read, (fd), (long)(buf), (len))
+#define __syscall_write(fd, buf, len)         syscall3(__NR_write, (fd), (long)(buf), (len))
+#define __syscall_close(fd)                   syscall1(__NR_close, (fd))
+#define __syscall_fcntl(fd, cmd, arg)         syscall3(__NR_fcntl, (fd), (cmd), (long)(arg))
+#define __syscall_dup2(old, new)              syscall2(__NR_dup2, (old), (new))
+#define __syscall_unlink(path)                syscall1(__NR_unlink, (long)(path))
+#define __syscall_getpid()                    syscall0(__NR_getpid)
+#define __syscall_kill(pid,sig)               syscall2(__NR_kill, (pid), (sig))
+#define __syscall_sigaction(sig,new,old)      syscall4(__NR_rt_sigaction, (sig), (long)(new), (long)(old), SYSCALL_SIGSET_SIZE)
+#define __syscall_ioctl(fd,ioc,arg)           syscall3(__NR_ioctl, (fd), (ioc), (long)(arg))
+#define __syscall_exit(code)                  syscall1(__NR_exit, code)
+
+#define __NEED_off_t
+#include <bits/alltypes.h>
+
+static inline off_t __syscall_lseek(int fd, off_t offset, int whence)
+{
+	return syscall3(__NR_lseek, fd, offset, whence);
+}
+
+#endif