From 7ed161496383539fd02949cb180cb01728bb26ce Mon Sep 17 00:00:00 2001 From: Shiz Date: Sun, 16 Nov 2025 21:14:13 +0100 Subject: [PATCH] vax: initial stub support --- arch/vax/atomic_arch.h | 13 ++ arch/vax/bits/alltypes.h.in | 20 ++ arch/vax/bits/float.h | 16 ++ arch/vax/bits/ipcstat.h | 1 + arch/vax/bits/msg.h | 18 ++ arch/vax/bits/sem.h | 13 ++ arch/vax/bits/setjmp.h | 1 + arch/vax/bits/shm.h | 31 +++ arch/vax/bits/signal.h | 102 ++++++++++ arch/vax/bits/stat.h | 25 +++ arch/vax/bits/syscall.h.in | 300 +++++++++++++++++++++++++++++ arch/vax/bits/user.h | 5 + arch/vax/crt_arch.h | 16 ++ arch/vax/kstat.h | 21 ++ arch/vax/pthread_arch.h | 9 + arch/vax/reloc.h | 16 ++ arch/vax/syscall_arch.h | 103 ++++++++++ configure | 1 + include/elf.h | 16 ++ src/ldso/vax/dlsym.s | 6 + src/setjmp/vax/longjmp.S | 11 ++ src/setjmp/vax/setjmp.S | 11 ++ src/signal/vax/sigsetjmp.s | 8 + src/thread/vax/__set_thread_area.s | 6 + src/thread/vax/__unmapself.s | 5 + src/thread/vax/clone.s | 10 + src/thread/vax/syscall_cp.s | 19 ++ 27 files changed, 803 insertions(+) create mode 100644 arch/vax/atomic_arch.h create mode 100644 arch/vax/bits/alltypes.h.in create mode 100644 arch/vax/bits/float.h create mode 100644 arch/vax/bits/ipcstat.h create mode 100644 arch/vax/bits/msg.h create mode 100644 arch/vax/bits/sem.h create mode 100644 arch/vax/bits/setjmp.h create mode 100644 arch/vax/bits/shm.h create mode 100644 arch/vax/bits/signal.h create mode 100644 arch/vax/bits/stat.h create mode 100644 arch/vax/bits/syscall.h.in create mode 100644 arch/vax/bits/user.h create mode 100644 arch/vax/crt_arch.h create mode 100644 arch/vax/kstat.h create mode 100644 arch/vax/pthread_arch.h create mode 100644 arch/vax/reloc.h create mode 100644 arch/vax/syscall_arch.h create mode 100644 src/ldso/vax/dlsym.s create mode 100644 src/setjmp/vax/longjmp.S create mode 100644 src/setjmp/vax/setjmp.S create mode 100644 src/signal/vax/sigsetjmp.s create mode 100644 src/thread/vax/__set_thread_area.s create mode 100644 src/thread/vax/__unmapself.s create mode 100644 src/thread/vax/clone.s create mode 100644 src/thread/vax/syscall_cp.s diff --git a/arch/vax/atomic_arch.h b/arch/vax/atomic_arch.h new file mode 100644 index 00000000..0197e8a2 --- /dev/null +++ b/arch/vax/atomic_arch.h @@ -0,0 +1,13 @@ +/* arch guarantees ordered memory operations */ +#define a_barrier() + +#define a_cas a_cas +static inline int a_cas(volatile int *p, int t, int s) +{ + /* VAX: TODO */ + int old; + while ((old = *p) == t) { + *p = s; + } + return old; +} diff --git a/arch/vax/bits/alltypes.h.in b/arch/vax/bits/alltypes.h.in new file mode 100644 index 00000000..4c1a75bf --- /dev/null +++ b/arch/vax/bits/alltypes.h.in @@ -0,0 +1,20 @@ +#define _REDIR_TIME64 1 +#define _Addr int +#define _Int64 long long +#define _Reg int + +#define __BYTE_ORDER 1234 +#define __LONG_MAX 0x7fffffffL + +#ifndef __cplusplus +#ifdef __WCHAR_TYPE__ +TYPEDEF __WCHAR_TYPE__ wchar_t; +#else +TYPEDEF unsigned wchar_t; +#endif +#endif + +TYPEDEF float float_t; +TYPEDEF double double_t; + +TYPEDEF struct { long long __ll; long double __ld; } max_align_t; diff --git a/arch/vax/bits/float.h b/arch/vax/bits/float.h new file mode 100644 index 00000000..c4a655e7 --- /dev/null +++ b/arch/vax/bits/float.h @@ -0,0 +1,16 @@ +#define FLT_EVAL_METHOD 0 + +#define LDBL_TRUE_MIN 4.94065645841246544177e-324L +#define LDBL_MIN 2.22507385850720138309e-308L +#define LDBL_MAX 1.79769313486231570815e+308L +#define LDBL_EPSILON 2.22044604925031308085e-16L + +#define LDBL_MANT_DIG 53 +#define LDBL_MIN_EXP (-1021) +#define LDBL_MAX_EXP 1024 + +#define LDBL_DIG 15 +#define LDBL_MIN_10_EXP (-307) +#define LDBL_MAX_10_EXP 308 + +#define DECIMAL_DIG 17 diff --git a/arch/vax/bits/ipcstat.h b/arch/vax/bits/ipcstat.h new file mode 100644 index 00000000..4f4fcb0c --- /dev/null +++ b/arch/vax/bits/ipcstat.h @@ -0,0 +1 @@ +#define IPC_STAT 0x102 diff --git a/arch/vax/bits/msg.h b/arch/vax/bits/msg.h new file mode 100644 index 00000000..7bbbb2bf --- /dev/null +++ b/arch/vax/bits/msg.h @@ -0,0 +1,18 @@ +struct msqid_ds { + struct ipc_perm msg_perm; + unsigned long __msg_stime_lo; + unsigned long __msg_stime_hi; + unsigned long __msg_rtime_lo; + unsigned long __msg_rtime_hi; + unsigned long __msg_ctime_lo; + unsigned long __msg_ctime_hi; + unsigned long msg_cbytes; + msgqnum_t msg_qnum; + msglen_t msg_qbytes; + pid_t msg_lspid; + pid_t msg_lrpid; + unsigned long __unused[2]; + time_t msg_stime; + time_t msg_rtime; + time_t msg_ctime; +}; diff --git a/arch/vax/bits/sem.h b/arch/vax/bits/sem.h new file mode 100644 index 00000000..d88338e6 --- /dev/null +++ b/arch/vax/bits/sem.h @@ -0,0 +1,13 @@ +struct semid_ds { + struct ipc_perm sem_perm; + unsigned long __sem_otime_lo; + unsigned long __sem_otime_hi; + unsigned long __sem_ctime_lo; + unsigned long __sem_ctime_hi; + char __sem_nsems_pad[sizeof(long)-sizeof(short)]; + unsigned short sem_nsems; + long __unused3; + long __unused4; + time_t sem_otime; + time_t sem_ctime; +}; diff --git a/arch/vax/bits/setjmp.h b/arch/vax/bits/setjmp.h new file mode 100644 index 00000000..2c4c6be5 --- /dev/null +++ b/arch/vax/bits/setjmp.h @@ -0,0 +1 @@ +typedef unsigned long __jmp_buf[17]; diff --git a/arch/vax/bits/shm.h b/arch/vax/bits/shm.h new file mode 100644 index 00000000..725fb469 --- /dev/null +++ b/arch/vax/bits/shm.h @@ -0,0 +1,31 @@ +#define SHMLBA 4096 + +struct shmid_ds { + struct ipc_perm shm_perm; + size_t shm_segsz; + unsigned long __shm_atime_lo; + unsigned long __shm_atime_hi; + unsigned long __shm_dtime_lo; + unsigned long __shm_dtime_hi; + unsigned long __shm_ctime_lo; + unsigned long __shm_ctime_hi; + pid_t shm_cpid; + pid_t shm_lpid; + unsigned long shm_nattch; + unsigned long __pad1; + unsigned long __pad2; + unsigned long __pad3; + time_t shm_atime; + time_t shm_dtime; + time_t shm_ctime; +}; + +struct shminfo { + unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4]; +}; + +struct shm_info { + int __used_ids; + unsigned long shm_tot, shm_rss, shm_swp; + unsigned long __swap_attempts, __swap_successes; +}; diff --git a/arch/vax/bits/signal.h b/arch/vax/bits/signal.h new file mode 100644 index 00000000..2477cc66 --- /dev/null +++ b/arch/vax/bits/signal.h @@ -0,0 +1,102 @@ +#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \ + || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) + +#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) +#define MINSIGSTKSZ 2048 +#define SIGSTKSZ 8192 +#endif + +#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) +#define REG_R0 0 +#define REG_R1 1 +#define REG_R2 2 +#define REG_R3 3 +#define REG_R4 4 +#define REG_R5 5 +#define REG_R6 6 +#define REG_R7 7 +#define REG_R8 8 +#define REG_R9 9 +#define REG_R10 10 +#define REG_R11 11 +#define REG_R12 12 +#define REG_AP REG_R12 +#define REG_R13 13 +#define REG_FP REG_R13 +#define REG_R14 14 +#define REG_SP REG_R14 +#define REG_R15 15 +#define REG_PC REG_R15 + +typedef unsigned long greg_t, gregset_t[16]; +typedef struct sigcontext { + gregset_t gregs; + unsigned long psl; +} mcontext_t; +#else +typedef struct { + unsigned long __regs[16]; + unsigned long psl; +} mcontext_t; +#endif + +struct sigaltstack { + void *ss_sp; + int ss_flags; + size_t ss_size; +}; + +typedef struct __ucontext { + unsigned long uc_flags; + struct __ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + sigset_t uc_sigmask; +} ucontext_t; + +#define SA_NOCLDSTOP 1 +#define SA_NOCLDWAIT 2 +#define SA_SIGINFO 4 +#define SA_ONSTACK 0x08000000 +#define SA_RESTART 0x10000000 +#define SA_NODEFER 0x40000000 +#define SA_RESETHAND 0x80000000 + +#endif + +#define SIGHUP 1 +#define SIGINT 2 +#define SIGQUIT 3 +#define SIGILL 4 +#define SIGTRAP 5 +#define SIGABRT 6 +#define SIGIOT SIGABRT +#define SIGBUS 7 +#define SIGFPE 8 +#define SIGKILL 9 +#define SIGUSR1 10 +#define SIGSEGV 11 +#define SIGUSR2 12 +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGTERM 15 +#define SIGSTKFLT 16 +#define SIGCHLD 17 +#define SIGCONT 18 +#define SIGSTOP 19 +#define SIGTSTP 20 +#define SIGTTIN 21 +#define SIGTTOU 22 +#define SIGURG 23 +#define SIGXCPU 24 +#define SIGXFSZ 25 +#define SIGVTALRM 26 +#define SIGPROF 27 +#define SIGWINCH 28 +#define SIGIO 29 +#define SIGPOLL 29 +#define SIGPWR 30 +#define SIGSYS 31 +#define SIGUNUSED SIGSYS + +#define _NSIG 65 diff --git a/arch/vax/bits/stat.h b/arch/vax/bits/stat.h new file mode 100644 index 00000000..cde3fd02 --- /dev/null +++ b/arch/vax/bits/stat.h @@ -0,0 +1,25 @@ +/* copied from kernel definition, but with padding replaced + * by the corresponding correctly-sized userspace types. */ + +struct stat { + dev_t st_dev; + ino_t st_ino; + mode_t st_mode; + nlink_t st_nlink; + uid_t st_uid; + gid_t st_gid; + dev_t st_rdev; + long long __st_rdev_padding; + off_t st_size; + blksize_t st_blksize; + int __st_blksize_padding; + blkcnt_t st_blocks; + struct { + long tv_sec; + long tv_nsec; + } __st_atim32, __st_mtim32, __st_ctim32; + unsigned __unused[2]; + struct timespec st_atim; + struct timespec st_mtim; + struct timespec st_ctim; +}; diff --git a/arch/vax/bits/syscall.h.in b/arch/vax/bits/syscall.h.in new file mode 100644 index 00000000..6c79042f --- /dev/null +++ b/arch/vax/bits/syscall.h.in @@ -0,0 +1,300 @@ +#define __NR_io_setup 0 +#define __NR_io_destroy 1 +#define __NR_io_submit 2 +#define __NR_io_cancel 3 +#define __NR_setxattr 5 +#define __NR_lsetxattr 6 +#define __NR_fsetxattr 7 +#define __NR_getxattr 8 +#define __NR_lgetxattr 9 +#define __NR_fgetxattr 10 +#define __NR_listxattr 11 +#define __NR_llistxattr 12 +#define __NR_flistxattr 13 +#define __NR_removexattr 14 +#define __NR_lremovexattr 15 +#define __NR_fremovexattr 16 +#define __NR_getcwd 17 +#define __NR_lookup_dcookie 18 +#define __NR_eventfd2 19 +#define __NR_epoll_create1 20 +#define __NR_epoll_ctl 21 +#define __NR_epoll_pwait 22 +#define __NR_dup 23 +#define __NR_dup3 24 +#define __NR_fcntl64 25 +#define __NR_inotify_init1 26 +#define __NR_inotify_add_watch 27 +#define __NR_inotify_rm_watch 28 +#define __NR_ioctl 29 +#define __NR_ioprio_set 30 +#define __NR_ioprio_get 31 +#define __NR_flock 32 +#define __NR_mknodat 33 +#define __NR_mkdirat 34 +#define __NR_unlinkat 35 +#define __NR_symlinkat 36 +#define __NR_linkat 37 +#define __NR_umount2 39 +#define __NR_mount 40 +#define __NR_pivot_root 41 +#define __NR_nfsservctl 42 +#define __NR_statfs64 43 +#define __NR_fstatfs64 44 +#define __NR_truncate64 45 +#define __NR_ftruncate64 46 +#define __NR_fallocate 47 +#define __NR_faccessat 48 +#define __NR_chdir 49 +#define __NR_fchdir 50 +#define __NR_chroot 51 +#define __NR_fchmod 52 +#define __NR_fchmodat 53 +#define __NR_fchownat 54 +#define __NR_fchown 55 +#define __NR_openat 56 +#define __NR_close 57 +#define __NR_vhangup 58 +#define __NR_pipe2 59 +#define __NR_quotactl 60 +#define __NR_getdents64 61 +#define __NR__llseek 62 +#define __NR_read 63 +#define __NR_write 64 +#define __NR_readv 65 +#define __NR_writev 66 +#define __NR_pread64 67 +#define __NR_pwrite64 68 +#define __NR_preadv 69 +#define __NR_pwritev 70 +#define __NR_sendfile64 71 +#define __NR_signalfd4 74 +#define __NR_vmsplice 75 +#define __NR_splice 76 +#define __NR_tee 77 +#define __NR_readlinkat 78 +#define __NR_sync 81 +#define __NR_fsync 82 +#define __NR_fdatasync 83 +#define __NR_sync_file_range 84 +#define __NR_timerfd_create 85 +#define __NR_acct 89 +#define __NR_capget 90 +#define __NR_capset 91 +#define __NR_personality 92 +#define __NR_exit 93 +#define __NR_exit_group 94 +#define __NR_waitid 95 +#define __NR_set_tid_address 96 +#define __NR_unshare 97 +#define __NR_set_robust_list 99 +#define __NR_get_robust_list 100 +#define __NR_nanosleep 101 +#define __NR_getitimer 102 +#define __NR_setitimer 103 +#define __NR_kexec_load 104 +#define __NR_init_module 105 +#define __NR_delete_module 106 +#define __NR_timer_create 107 +#define __NR_timer_getoverrun 109 +#define __NR_timer_delete 111 +#define __NR_syslog 116 +#define __NR_ptrace 117 +#define __NR_sched_setparam 118 +#define __NR_sched_setscheduler 119 +#define __NR_sched_getscheduler 120 +#define __NR_sched_getparam 121 +#define __NR_sched_setaffinity 122 +#define __NR_sched_getaffinity 123 +#define __NR_sched_yield 124 +#define __NR_sched_get_priority_max 125 +#define __NR_sched_get_priority_min 126 +#define __NR_restart_syscall 128 +#define __NR_kill 129 +#define __NR_tkill 130 +#define __NR_tgkill 131 +#define __NR_sigaltstack 132 +#define __NR_rt_sigsuspend 133 +#define __NR_rt_sigaction 134 +#define __NR_rt_sigprocmask 135 +#define __NR_rt_sigpending 136 +#define __NR_rt_sigqueueinfo 138 +#define __NR_rt_sigreturn 139 +#define __NR_setpriority 140 +#define __NR_getpriority 141 +#define __NR_reboot 142 +#define __NR_setregid 143 +#define __NR_setgid 144 +#define __NR_setreuid 145 +#define __NR_setuid 146 +#define __NR_setresuid 147 +#define __NR_getresuid 148 +#define __NR_setresgid 149 +#define __NR_getresgid 150 +#define __NR_setfsuid 151 +#define __NR_setfsgid 152 +#define __NR_times 153 +#define __NR_setpgid 154 +#define __NR_getpgid 155 +#define __NR_getsid 156 +#define __NR_setsid 157 +#define __NR_getgroups 158 +#define __NR_setgroups 159 +#define __NR_uname 160 +#define __NR_sethostname 161 +#define __NR_setdomainname 162 +#define __NR_getrusage 165 +#define __NR_umask 166 +#define __NR_prctl 167 +#define __NR_getcpu 168 +#define __NR_getpid 172 +#define __NR_getppid 173 +#define __NR_getuid 174 +#define __NR_geteuid 175 +#define __NR_getgid 176 +#define __NR_getegid 177 +#define __NR_gettid 178 +#define __NR_sysinfo 179 +#define __NR_mq_open 180 +#define __NR_mq_unlink 181 +#define __NR_mq_notify 184 +#define __NR_mq_getsetattr 185 +#define __NR_msgget 186 +#define __NR_msgctl 187 +#define __NR_msgrcv 188 +#define __NR_msgsnd 189 +#define __NR_semget 190 +#define __NR_semctl 191 +#define __NR_semop 193 +#define __NR_shmget 194 +#define __NR_shmctl 195 +#define __NR_shmat 196 +#define __NR_shmdt 197 +#define __NR_socket 198 +#define __NR_socketpair 199 +#define __NR_bind 200 +#define __NR_listen 201 +#define __NR_accept 202 +#define __NR_connect 203 +#define __NR_getsockname 204 +#define __NR_getpeername 205 +#define __NR_sendto 206 +#define __NR_recvfrom 207 +#define __NR_setsockopt 208 +#define __NR_getsockopt 209 +#define __NR_shutdown 210 +#define __NR_sendmsg 211 +#define __NR_recvmsg 212 +#define __NR_readahead 213 +#define __NR_brk 214 +#define __NR_munmap 215 +#define __NR_mremap 216 +#define __NR_add_key 217 +#define __NR_request_key 218 +#define __NR_keyctl 219 +#define __NR_clone 220 +#define __NR_execve 221 +#define __NR_mmap2 222 +#define __NR_fadvise64_64 223 +#define __NR_swapon 224 +#define __NR_swapoff 225 +#define __NR_mprotect 226 +#define __NR_msync 227 +#define __NR_mlock 228 +#define __NR_munlock 229 +#define __NR_mlockall 230 +#define __NR_munlockall 231 +#define __NR_mincore 232 +#define __NR_madvise 233 +#define __NR_remap_file_pages 234 +#define __NR_mbind 235 +#define __NR_get_mempolicy 236 +#define __NR_set_mempolicy 237 +#define __NR_migrate_pages 238 +#define __NR_move_pages 239 +#define __NR_rt_tgsigqueueinfo 240 +#define __NR_perf_event_open 241 +#define __NR_accept4 242 +#define __NR_arch_specific_syscall 244 +#define __NR_prlimit64 261 +#define __NR_fanotify_init 262 +#define __NR_fanotify_mark 263 +#define __NR_name_to_handle_at 264 +#define __NR_open_by_handle_at 265 +#define __NR_syncfs 267 +#define __NR_setns 268 +#define __NR_sendmmsg 269 +#define __NR_process_vm_readv 270 +#define __NR_process_vm_writev 271 +#define __NR_kcmp 272 +#define __NR_finit_module 273 +#define __NR_sched_setattr 274 +#define __NR_sched_getattr 275 +#define __NR_renameat2 276 +#define __NR_seccomp 277 +#define __NR_getrandom 278 +#define __NR_memfd_create 279 +#define __NR_bpf 280 +#define __NR_execveat 281 +#define __NR_userfaultfd 282 +#define __NR_membarrier 283 +#define __NR_mlock2 284 +#define __NR_copy_file_range 285 +#define __NR_preadv2 286 +#define __NR_pwritev2 287 +#define __NR_pkey_mprotect 288 +#define __NR_pkey_alloc 289 +#define __NR_pkey_free 290 +#define __NR_statx 291 +#define __NR_rseq 293 +#define __NR_kexec_file_load 294 +#define __NR_clock_gettime64 403 +#define __NR_clock_settime64 404 +#define __NR_clock_adjtime64 405 +#define __NR_clock_getres_time64 406 +#define __NR_clock_nanosleep_time64 407 +#define __NR_timer_gettime64 408 +#define __NR_timer_settime64 409 +#define __NR_timerfd_gettime64 410 +#define __NR_timerfd_settime64 411 +#define __NR_utimensat_time64 412 +#define __NR_pselect6_time64 413 +#define __NR_ppoll_time64 414 +#define __NR_io_pgetevents_time64 416 +#define __NR_recvmmsg_time64 417 +#define __NR_mq_timedsend_time64 418 +#define __NR_mq_timedreceive_time64 419 +#define __NR_semtimedop_time64 420 +#define __NR_rt_sigtimedwait_time64 421 +#define __NR_futex_time64 422 +#define __NR_sched_rr_get_interval_time64 423 +#define __NR_pidfd_send_signal 424 +#define __NR_io_uring_setup 425 +#define __NR_io_uring_enter 426 +#define __NR_io_uring_register 427 +#define __NR_open_tree 428 +#define __NR_move_mount 429 +#define __NR_fsopen 430 +#define __NR_fsconfig 431 +#define __NR_fsmount 432 +#define __NR_fspick 433 +#define __NR_pidfd_open 434 +#define __NR_clone3 435 +#define __NR_openat2 437 +#define __NR_pidfd_getfd 438 +#define __NR_faccessat2 439 +#define __NR_process_madvise 440 +#define __NR_epoll_pwait2 441 +#define __NR_mount_setattr 442 +#define __NR_landlock_create_ruleset 444 +#define __NR_landlock_add_rule 445 +#define __NR_landlock_restrict_self 446 +#define __NR_process_mrelease 448 +#define __NR_futex_waitv 449 +#define __NR_set_mempolicy_home_node 450 +#define __NR_cachestat 451 +#define __NR_fchmodat2 452 +#define __NR_futex __NR_futex_time64 +#define __NR_get_thread_area 453 + +#define __NR_vax __NR_arch_specific_syscall diff --git a/arch/vax/bits/user.h b/arch/vax/bits/user.h new file mode 100644 index 00000000..be7e4a60 --- /dev/null +++ b/arch/vax/bits/user.h @@ -0,0 +1,5 @@ +#include + +#define ELF_NGREG 16 +#define ELF_NFPREG 0 +typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG]; diff --git a/arch/vax/crt_arch.h b/arch/vax/crt_arch.h new file mode 100644 index 00000000..20ef7f28 --- /dev/null +++ b/arch/vax/crt_arch.h @@ -0,0 +1,16 @@ +__asm__( +".text \n" +".global " START " \n" +".type " START ",%function \n" +START ": \n" +" .word 0x0101 \n" +" movl $0, %fp \n" +" movl %sp, %r3 \n" +"2: movl *1f, %r4 \n" +" pushl %r4 \n" +" pushl %r3 \n" +" calls $2, " START "_c \n" +".weak _DYNAMIC \n" +".hidden _DYNAMIC \n" +"1: .long _DYNAMIC-. \n" +); diff --git a/arch/vax/kstat.h b/arch/vax/kstat.h new file mode 100644 index 00000000..c1449579 --- /dev/null +++ b/arch/vax/kstat.h @@ -0,0 +1,21 @@ +struct kstat { + dev_t st_dev; + ino_t st_ino; + mode_t st_mode; + nlink_t st_nlink; + uid_t st_uid; + gid_t st_gid; + dev_t st_rdev; + long long __st_rdev_padding; + off_t st_size; + blksize_t st_blksize; + int __st_blksize_padding; + blkcnt_t st_blocks; + long st_atime_sec; + long st_atime_nsec; + long st_mtime_sec; + long st_mtime_nsec; + long st_ctime_sec; + long st_ctime_nsec; + unsigned __unused[2]; +}; diff --git a/arch/vax/pthread_arch.h b/arch/vax/pthread_arch.h new file mode 100644 index 00000000..caf19e88 --- /dev/null +++ b/arch/vax/pthread_arch.h @@ -0,0 +1,9 @@ +static inline uintptr_t __get_tp() +{ + return __syscall(SYS_get_thread_area); +} + +#define TLS_ABOVE_TP +#define GAP_ABOVE_TP 0 + +#define MC_PC gregs[REG_PC] diff --git a/arch/vax/reloc.h b/arch/vax/reloc.h new file mode 100644 index 00000000..199a41e8 --- /dev/null +++ b/arch/vax/reloc.h @@ -0,0 +1,16 @@ +#define LDSO_ARCH "vax" + +#define TPOFF_K 0 + +#define REL_SYMBOLIC R_VAX_32 +#define REL_OFFSET R_VAX_PC32 +#define REL_GOT R_VAX_GLOB_DAT +#define REL_PLT R_VAX_JMP_SLOT +#define REL_RELATIVE R_VAX_RELATIVE +#define REL_COPY R_VAX_COPY + +#define CRTJMP(pc,sp) __asm__ __volatile__( \ + "movl $1, %%sp\n" \ + "jmp $0\n" \ + : : "r"(pc), "r"(sp) : "memory" \ +) diff --git a/arch/vax/syscall_arch.h b/arch/vax/syscall_arch.h new file mode 100644 index 00000000..edabd10c --- /dev/null +++ b/arch/vax/syscall_arch.h @@ -0,0 +1,103 @@ +#define __SYSCALL_LL_E(x) \ +((union { long long ll; long l[2]; }){ .ll = x }).l[0], \ +((union { long long ll; long l[2]; }){ .ll = x }).l[1] +#define __SYSCALL_LL_O(x) __SYSCALL_LL_E((x)) + +static __inline long __syscall0(long n) +{ + register unsigned long r0 __asm__("r0") = n; + __asm__ __volatile__ ("chmk $0" + : "+r" (r0) + : "r"(r0) + : "memory"); + return r0; +} + +static inline long __syscall1(long n, long a) +{ + register unsigned long r0 __asm__("r0") = n; + __asm__ __volatile__ ("pushl $1\n" + "movl %%sp, %%ap\n" + "chmk $0" + : "+r" (r0) + : "r"(r0), "g"(a) + : "memory"); + return r0; +} + +static inline long __syscall2(long n, long a, long b) +{ + register unsigned long r0 __asm__("r0") = n; + __asm__ __volatile__ ("pushl $2\n" + "pushl $1\n" + "movl %%sp, %%ap\n" + "chmk $0" + : "+r" (r0) + : "r"(r0), "g"(a), "g"(b) + : "memory"); + return r0; +} + +static inline long __syscall3(long n, long a, long b, long c) +{ + register unsigned long r0 __asm__("r0") = n; + __asm__ __volatile__ ("pushl $3\n" + "pushl $2\n" + "pushl $1\n" + "movl %%sp, %%ap\n" + "chmk $0" + : "+r" (r0) + : "r"(r0), "g"(a), "g"(b), "g"(c) + : "memory"); + return r0; +} + +static inline long __syscall4(long n, long a, long b, long c, long d) +{ + register unsigned long r0 __asm__("r0") = n; + __asm__ __volatile__ ("pushl $4\n" + "pushl $3\n" + "pushl $2\n" + "pushl $1\n" + "movl %%sp, %%ap\n" + "chmk $0" + : "+r" (r0) + : "r"(r0), "g"(a), "g"(b), "g"(c), "g"(d) + : "memory"); + return r0; +} + +static inline long __syscall5(long n, long a, long b, long c, long d, long e) +{ + register unsigned long r0 __asm__("r0") = n; + __asm__ __volatile__ ("pushl $5\n" + "pushl $4\n" + "pushl $3\n" + "pushl $2\n" + "pushl $1\n" + "movl %%sp, %%ap\n" + "chmk $0" + : "+r" (r0) + : "r"(r0), "g"(a), "g"(b), "g"(c), "g"(d), "g"(e) + : "memory"); + return r0; +} + +static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f) +{ + register unsigned long r0 __asm__("r0") = n; + __asm__ __volatile__ ("pushl $6\n" + "pushl $5\n" + "pushl $4\n" + "pushl $3\n" + "pushl $2\n" + "pushl $1\n" + "movl %%sp, %%ap\n" + "chmk $0" + : "+r" (r0) + : "r"(r0), "g"(a), "g"(b), "g"(c), "g"(d), "g"(e), "g"(f) + : "memory"); + return r0; +} + +#define IPC_64 0 diff --git a/configure b/configure index bc9fbe48..a5763421 100755 --- a/configure +++ b/configure @@ -340,6 +340,7 @@ riscv64*) ARCH=riscv64 ;; riscv32*) ARCH=riscv32 ;; sh[1-9bel-]*|sh|superh*) ARCH=sh ;; s390x*) ARCH=s390x ;; +vax*) ARCH=vax ;; unknown) fail "$0: unable to detect target arch; try $0 --target=..." ;; *) fail "$0: unknown or unsupported target \"$target\"" ;; esac diff --git a/include/elf.h b/include/elf.h index d6ae539a..1c437543 100644 --- a/include/elf.h +++ b/include/elf.h @@ -3409,6 +3409,22 @@ enum #define R_LARCH_32_PCREL 99 #define R_LARCH_RELAX 100 +#define R_VAX_NONE 0 +#define R_VAX_32 1 +#define R_VAX_16 2 +#define R_VAX_8 3 +#define R_VAX_PC32 4 +#define R_VAX_PC16 5 +#define R_VAX_PC8 6 +#define R_VAX_GOT32 7 +#define R_VAX_PLT32 13 +#define R_VAX_COPY 19 +#define R_VAX_GLOB_DAT 20 +#define R_VAX_JMP_SLOT 21 +#define R_VAX_RELATIVE 22 +#define R_VAX_GNU_VTINHERIT 23 +#define R_VAX_GNU_VTENTRY 24 + #ifdef __cplusplus } #endif diff --git a/src/ldso/vax/dlsym.s b/src/ldso/vax/dlsym.s new file mode 100644 index 00000000..60418f0a --- /dev/null +++ b/src/ldso/vax/dlsym.s @@ -0,0 +1,6 @@ +.global dlsym +.hidden __dlsym +.type dlsym, %function +dlsym: + /* VAX: TODO */ + calls $3, __dlsym diff --git a/src/setjmp/vax/longjmp.S b/src/setjmp/vax/longjmp.S new file mode 100644 index 00000000..b2807549 --- /dev/null +++ b/src/setjmp/vax/longjmp.S @@ -0,0 +1,11 @@ +.global __longjmp +.global _longjmp +.global longjmp +.type __longjmp, %function +.type _longjmp, %function +.type longjmp, %function +__longjmp: +_longjmp: +longjmp: + /* VAX: TODO */ + rsb diff --git a/src/setjmp/vax/setjmp.S b/src/setjmp/vax/setjmp.S new file mode 100644 index 00000000..ccfa791b --- /dev/null +++ b/src/setjmp/vax/setjmp.S @@ -0,0 +1,11 @@ +.global __setjmp +.global _setjmp +.global setjmp +.type __setjmp, %function +.type _setjmp, %function +.type setjmp, %function +__setjmp: +_setjmp: +setjmp: + /* VAX: TODO */ + rsb diff --git a/src/signal/vax/sigsetjmp.s b/src/signal/vax/sigsetjmp.s new file mode 100644 index 00000000..a87e3414 --- /dev/null +++ b/src/signal/vax/sigsetjmp.s @@ -0,0 +1,8 @@ +.global sigsetjmp +.global __sigsetjmp +.type sigsetjmp,@function +.type __sigsetjmp,@function +sigsetjmp: +__sigsetjmp: + /* VAX: TODO */ + rsb diff --git a/src/thread/vax/__set_thread_area.s b/src/thread/vax/__set_thread_area.s new file mode 100644 index 00000000..092830bc --- /dev/null +++ b/src/thread/vax/__set_thread_area.s @@ -0,0 +1,6 @@ +.global __set_thread_area +.hidden __set_thread_area +.type __set_thread_area,@function +__set_thread_area: + /* VAX: TODO */ + rsb diff --git a/src/thread/vax/__unmapself.s b/src/thread/vax/__unmapself.s new file mode 100644 index 00000000..10b982cf --- /dev/null +++ b/src/thread/vax/__unmapself.s @@ -0,0 +1,5 @@ +.global __unmapself +.type __unmapself,@function +__unmapself: + /* VAX: todo */ + rsb diff --git a/src/thread/vax/clone.s b/src/thread/vax/clone.s new file mode 100644 index 00000000..637519c8 --- /dev/null +++ b/src/thread/vax/clone.s @@ -0,0 +1,10 @@ +/* int clone(fn, stack, flags, arg, ptid, tls, ctid) + * r3 r4 r5 r6 sp+0 sp+4 sp+8 + * sys_clone(flags, stack, ptid, ctid, tls) + */ +.global __clone +.hidden __clone +.type __clone,@function +__clone: + /* VAX: TODO */ + rsb diff --git a/src/thread/vax/syscall_cp.s b/src/thread/vax/syscall_cp.s new file mode 100644 index 00000000..97d27fc9 --- /dev/null +++ b/src/thread/vax/syscall_cp.s @@ -0,0 +1,19 @@ +.global __cp_begin +.hidden __cp_begin +.global __cp_end +.hidden __cp_end +.global __cp_cancel +.hidden __cp_cancel +.hidden __cancel +.global __syscall_cp_asm +.hidden __syscall_cp_asm +.type __syscall_cp_asm,@function +__syscall_cp_asm: +__cp_begin: + /* VAX: TODO */ +__cp_end: + /* VAX: TODO */ + rsb +__cp_cancel: + /* VAX: TODO */ + rsb -- 2.50.1 (Apple Git-155)