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| author | Hongliang Wang <wanghongliang@loongson.cn> | 2023-09-26 09:12:01 +0800 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2024-02-16 09:33:10 -0500 |
| commit | 522bd54edaa2fa404fd428f8ad0bcb0f0bec5639 (patch) | |
| tree | dfe88361bcbbd17ac53b8af36cb52337f21095e9 | |
| parent | 4a16ddf53e7c634169d0a649782f8a724611f263 (diff) | |
| download | musl-522bd54edaa2fa404fd428f8ad0bcb0f0bec5639.tar.gz musl-522bd54edaa2fa404fd428f8ad0bcb0f0bec5639.tar.xz musl-522bd54edaa2fa404fd428f8ad0bcb0f0bec5639.zip | |
add loongarch64 port
Author: Xiaojuan Zhai <zhaixiaojuan@loongson.cn> Author: Meidan Li <limeidan@loongson.cn> Author: Guoqi Chen <chenguoqi@loongson.cn> Author: Xiaolin Zhao <zhaoxiaolin@loongson.cn> Author: Fan peng <fanpeng@loongson.cn> Author: Jiantao Shan <shanjiantao@loongson.cn> Author: Xuhui Qiang <qiangxuhui@loongson.cn> Author: Jingyun Hua <huajingyun@loongson.cn> Author: Liu xue <liuxue@loongson.cn> Author: Hongliang Wang <wanghongliang@loongson.cn>
29 files changed, 1116 insertions, 1 deletions
diff --git a/arch/loongarch64/atomic_arch.h b/arch/loongarch64/atomic_arch.h new file mode 100644 index 00000000..2225d027 --- /dev/null +++ b/arch/loongarch64/atomic_arch.h @@ -0,0 +1,53 @@ +#define a_ll a_ll +static inline int a_ll(volatile int *p) +{ + int v; + __asm__ __volatile__ ( + "ll.w %0, %1" + : "=r"(v) + : "ZC"(*p)); + return v; +} + +#define a_sc a_sc +static inline int a_sc(volatile int *p, int v) +{ + int r; + __asm__ __volatile__ ( + "sc.w %0, %1" + : "=r"(r), "=ZC"(*p) + : "0"(v) : "memory"); + return r; +} + +#define a_ll_p a_ll_p +static inline void *a_ll_p(volatile void *p) +{ + void *v; + __asm__ __volatile__ ( + "ll.d %0, %1" + : "=r"(v) + : "ZC"(*(void *volatile *)p)); + return v; +} + +#define a_sc_p a_sc_p +static inline int a_sc_p(volatile void *p, void *v) +{ + long r; + __asm__ __volatile__ ( + "sc.d %0, %1" + : "=r"(r), "=ZC"(*(void *volatile *)p) + : "0"(v) + : "memory"); + return r; +} + +#define a_barrier a_barrier +static inline void a_barrier() +{ + __asm__ __volatile__ ("dbar 0" : : : "memory"); +} + +#define a_pre_llsc a_barrier +#define a_post_llsc a_barrier diff --git a/arch/loongarch64/bits/alltypes.h.in b/arch/loongarch64/bits/alltypes.h.in new file mode 100644 index 00000000..d1807aca --- /dev/null +++ b/arch/loongarch64/bits/alltypes.h.in @@ -0,0 +1,18 @@ +#define _Addr long +#define _Int64 long +#define _Reg long + +#define __BYTE_ORDER 1234 +#define __LONG_MAX 0x7fffffffffffffffL + +#ifndef __cplusplus +TYPEDEF int wchar_t; +#endif + +TYPEDEF float float_t; +TYPEDEF double double_t; + +TYPEDEF struct { long long __ll; long double __ld; } max_align_t; + +TYPEDEF unsigned nlink_t; +TYPEDEF int blksize_t; diff --git a/arch/loongarch64/bits/fenv.h b/arch/loongarch64/bits/fenv.h new file mode 100644 index 00000000..264cafb5 --- /dev/null +++ b/arch/loongarch64/bits/fenv.h @@ -0,0 +1,20 @@ +#define FE_INEXACT 0x010000 +#define FE_UNDERFLOW 0x020000 +#define FE_OVERFLOW 0x040000 +#define FE_DIVBYZERO 0x080000 +#define FE_INVALID 0x100000 + +#define FE_ALL_EXCEPT 0x1F0000 + +#define FE_TONEAREST 0x000 +#define FE_TOWARDZERO 0x100 +#define FE_UPWARD 0x200 +#define FE_DOWNWARD 0x300 + +typedef unsigned fexcept_t; + +typedef struct { + unsigned __cw; +} fenv_t; + +#define FE_DFL_ENV ((const fenv_t *) -1) diff --git a/arch/loongarch64/bits/float.h b/arch/loongarch64/bits/float.h new file mode 100644 index 00000000..719c7908 --- /dev/null +++ b/arch/loongarch64/bits/float.h @@ -0,0 +1,16 @@ +#define FLT_EVAL_METHOD 0 + +#define LDBL_TRUE_MIN 6.47517511943802511092443895822764655e-4966L +#define LDBL_MIN 3.36210314311209350626267781732175260e-4932L +#define LDBL_MAX 1.18973149535723176508575932662800702e+4932L +#define LDBL_EPSILON 1.92592994438723585305597794258492732e-34L + +#define LDBL_MANT_DIG 113 +#define LDBL_MIN_EXP (-16381) +#define LDBL_MAX_EXP 16384 + +#define LDBL_DIG 33 +#define LDBL_MIN_10_EXP (-4931) +#define LDBL_MAX_10_EXP 4932 + +#define DECIMAL_DIG 36 diff --git a/arch/loongarch64/bits/posix.h b/arch/loongarch64/bits/posix.h new file mode 100644 index 00000000..8068ce98 --- /dev/null +++ b/arch/loongarch64/bits/posix.h @@ -0,0 +1,2 @@ +#define _POSIX_V6_LP64_OFF64 1 +#define _POSIX_V7_LP64_OFF64 1 diff --git a/arch/loongarch64/bits/ptrace.h b/arch/loongarch64/bits/ptrace.h new file mode 100644 index 00000000..dce2fa51 --- /dev/null +++ b/arch/loongarch64/bits/ptrace.h @@ -0,0 +1,4 @@ +#define PTRACE_GET_THREAD_AREA 25 +#define PTRACE_SET_THREAD_AREA 26 +#define PTRACE_GET_WATCH_REGS 0xd0 +#define PTRACE_SET_WATCH_REGS 0xd1 diff --git a/arch/loongarch64/bits/reg.h b/arch/loongarch64/bits/reg.h new file mode 100644 index 00000000..2633f39d --- /dev/null +++ b/arch/loongarch64/bits/reg.h @@ -0,0 +1,2 @@ +#undef __WORDSIZE +#define __WORDSIZE 64 diff --git a/arch/loongarch64/bits/setjmp.h b/arch/loongarch64/bits/setjmp.h new file mode 100644 index 00000000..3b15e87b --- /dev/null +++ b/arch/loongarch64/bits/setjmp.h @@ -0,0 +1 @@ +typedef unsigned long __jmp_buf[23]; diff --git a/arch/loongarch64/bits/signal.h b/arch/loongarch64/bits/signal.h new file mode 100644 index 00000000..8e0e605c --- /dev/null +++ b/arch/loongarch64/bits/signal.h @@ -0,0 +1,90 @@ +#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 4096 +#define SIGSTKSZ 16384 +#endif + +#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) +typedef unsigned long greg_t, gregset_t[32]; + +struct sigcontext { + unsigned long sc_pc; + unsigned long sc_regs[32]; + unsigned sc_flags; + unsigned long sc_extcontext[] __attribute__((__aligned__(16))); +}; +#endif + +typedef struct { + unsigned long __pc; + unsigned long __gregs[32]; + unsigned __flags; + unsigned long __extcontext[] __attribute__((__aligned__(16))); +} mcontext_t; + +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; + sigset_t uc_sigmask; + long __uc_pad; + mcontext_t uc_mcontext; +} ucontext_t; + +#define __uc_flags uc_flags + +#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 SIGIO +#define SIGPWR 30 +#define SIGSYS 31 +#define SIGUNUSED SIGSYS + +#define _NSIG 65 diff --git a/arch/loongarch64/bits/stat.h b/arch/loongarch64/bits/stat.h new file mode 100644 index 00000000..b7f4221b --- /dev/null +++ b/arch/loongarch64/bits/stat.h @@ -0,0 +1,18 @@ +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; + unsigned long __pad; + off_t st_size; + blksize_t st_blksize; + int __pad2; + blkcnt_t st_blocks; + struct timespec st_atim; + struct timespec st_mtim; + struct timespec st_ctim; + unsigned __unused[2]; +}; diff --git a/arch/loongarch64/bits/stdint.h b/arch/loongarch64/bits/stdint.h new file mode 100644 index 00000000..1bb147f2 --- /dev/null +++ b/arch/loongarch64/bits/stdint.h @@ -0,0 +1,20 @@ +typedef int32_t int_fast16_t; +typedef int32_t int_fast32_t; +typedef uint32_t uint_fast16_t; +typedef uint32_t uint_fast32_t; + +#define INT_FAST16_MIN INT32_MIN +#define INT_FAST32_MIN INT32_MIN + +#define INT_FAST16_MAX INT32_MAX +#define INT_FAST32_MAX INT32_MAX + +#define UINT_FAST16_MAX UINT32_MAX +#define UINT_FAST32_MAX UINT32_MAX + +#define INTPTR_MIN INT64_MIN +#define INTPTR_MAX INT64_MAX +#define UINTPTR_MAX UINT64_MAX +#define PTRDIFF_MIN INT64_MIN +#define PTRDIFF_MAX INT64_MAX +#define SIZE_MAX UINT64_MAX diff --git a/arch/loongarch64/bits/syscall.h.in b/arch/loongarch64/bits/syscall.h.in new file mode 100644 index 00000000..0980e533 --- /dev/null +++ b/arch/loongarch64/bits/syscall.h.in @@ -0,0 +1,303 @@ +#define __NR_io_setup 0 +#define __NR_io_destroy 1 +#define __NR_io_submit 2 +#define __NR_io_cancel 3 +#define __NR_io_getevents 4 +#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 __NR3264_fcntl 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 __NR3264_statfs 43 +#define __NR3264_fstatfs 44 +#define __NR3264_truncate 45 +#define __NR3264_ftruncate 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 __NR3264_lseek 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 __NR3264_sendfile 71 +#define __NR_pselect6 72 +#define __NR_ppoll 73 +#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_timerfd_settime 86 +#define __NR_timerfd_gettime 87 +#define __NR_utimensat 88 +#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_futex 98 +#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_gettime 108 +#define __NR_timer_getoverrun 109 +#define __NR_timer_settime 110 +#define __NR_timer_delete 111 +#define __NR_clock_settime 112 +#define __NR_clock_gettime 113 +#define __NR_clock_getres 114 +#define __NR_clock_nanosleep 115 +#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_sched_rr_get_interval 127 +#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_sigtimedwait 137 +#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_getrlimit 163 +#define __NR_setrlimit 164 +#define __NR_getrusage 165 +#define __NR_umask 166 +#define __NR_prctl 167 +#define __NR_getcpu 168 +#define __NR_gettimeofday 169 +#define __NR_settimeofday 170 +#define __NR_adjtimex 171 +#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_timedsend 182 +#define __NR_mq_timedreceive 183 +#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_semtimedop 192 +#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 __NR3264_mmap 222 +#define __NR3264_fadvise64 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_recvmmsg 243 +#define __NR_arch_specific_syscall 244 +#define __NR_wait4 260 +#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_clock_adjtime 266 +#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_io_pgetevents 292 +#define __NR_rseq 293 +#define __NR_kexec_file_load 294 +#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_close_range 436 +#define __NR_openat2 437 +#define __NR_pidfd_getfd 438 +#define __NR_faccessat2 439 +#define __NR_process_madvise 440 +#define __NR_fcntl __NR3264_fcntl +#define __NR_statfs __NR3264_statfs +#define __NR_fstatfs __NR3264_fstatfs +#define __NR_truncate __NR3264_truncate +#define __NR_ftruncate __NR3264_ftruncate +#define __NR_lseek __NR3264_lseek +#define __NR_sendfile __NR3264_sendfile +#define __NR_mmap __NR3264_mmap +#define __NR_fadvise64 __NR3264_fadvise64 diff --git a/arch/loongarch64/bits/user.h b/arch/loongarch64/bits/user.h new file mode 100644 index 00000000..5a71d132 --- /dev/null +++ b/arch/loongarch64/bits/user.h @@ -0,0 +1,5 @@ +#define ELF_NGREG 45 +#define ELF_NFPREG 33 + +typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG]; +typedef double elf_fpreg_t, elf_fpregset_t[ELF_NFPREG]; diff --git a/arch/loongarch64/crt_arch.h b/arch/loongarch64/crt_arch.h new file mode 100644 index 00000000..e0760d9e --- /dev/null +++ b/arch/loongarch64/crt_arch.h @@ -0,0 +1,13 @@ +__asm__( +".text \n" +".global " START "\n" +".type " START ", @function\n" +START ":\n" +" move $fp, $zero\n" +" move $a0, $sp\n" +".weak _DYNAMIC\n" +".hidden _DYNAMIC\n" +" la.local $a1, _DYNAMIC\n" +" bstrins.d $sp, $zero, 3, 0\n" +" b " START "_c\n" +); diff --git a/arch/loongarch64/pthread_arch.h b/arch/loongarch64/pthread_arch.h new file mode 100644 index 00000000..365f6ca8 --- /dev/null +++ b/arch/loongarch64/pthread_arch.h @@ -0,0 +1,11 @@ +static inline uintptr_t __get_tp() +{ + register uintptr_t tp __asm__("tp"); + __asm__ ("" : "=r" (tp) ); + return tp; +} + +#define TLS_ABOVE_TP +#define GAP_ABOVE_TP 0 +#define DTP_OFFSET 0 +#define MC_PC __pc diff --git a/arch/loongarch64/reloc.h b/arch/loongarch64/reloc.h new file mode 100644 index 00000000..61eaca9e --- /dev/null +++ b/arch/loongarch64/reloc.h @@ -0,0 +1,29 @@ +#ifdef __loongarch_soft_float +#define FP_SUFFIX "-sf" +#elif defined __loongarch_single_float +#define FP_SUFFIX "-sp" +#else +#define FP_SUFFIX "" +#endif + +#define LDSO_ARCH "loongarch64" FP_SUFFIX + +#define TPOFF_K 0 + +#define REL_PLT R_LARCH_JUMP_SLOT +#define REL_COPY R_LARCH_COPY +#define REL_DTPMOD R_LARCH_TLS_DTPMOD64 +#define REL_DTPOFF R_LARCH_TLS_DTPREL64 +#define REL_TPOFF R_LARCH_TLS_TPREL64 +#define REL_RELATIVE R_LARCH_RELATIVE +#define REL_SYMBOLIC R_LARCH_64 + +#define CRTJMP(pc,sp) __asm__ __volatile__( \ + "move $sp, %1 ; jr %0" : : "r"(pc), "r"(sp) : "memory" ) + +#define GETFUNCSYM(fp, sym, got) __asm__ ( \ + ".hidden " #sym "\n" \ + ".align 8 \n" \ + " la.local $t1, "#sym" \n" \ + " move %0, $t1 \n" \ + : "=r"(*(fp)) : : "memory" ) diff --git a/arch/loongarch64/syscall_arch.h b/arch/loongarch64/syscall_arch.h new file mode 100644 index 00000000..4d5e1885 --- /dev/null +++ b/arch/loongarch64/syscall_arch.h @@ -0,0 +1,137 @@ +#define __SYSCALL_LL_E(x) (x) +#define __SYSCALL_LL_O(x) (x) + +#define SYSCALL_CLOBBERLIST \ + "$t0", "$t1", "$t2", "$t3", \ + "$t4", "$t5", "$t6", "$t7", "$t8", "memory" + +static inline long __syscall0(long n) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0"); + + __asm__ __volatile__ ( + "syscall 0" + : "=r"(a0) + : "r"(a7) + : SYSCALL_CLOBBERLIST); + return a0; +} + +static inline long __syscall1(long n, long a) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0") = a; + + __asm__ __volatile__ ( + "syscall 0" + : "+r"(a0) + : "r"(a7) + : SYSCALL_CLOBBERLIST); + return a0; +} + +static inline long __syscall2(long n, long a, long b) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0") = a; + register long a1 __asm__("$a1") = b; + + __asm__ __volatile__ ( + "syscall 0" + : "+r"(a0) + : "r"(a7), "r"(a1) + : SYSCALL_CLOBBERLIST); + return a0; +} + +static inline long __syscall3(long n, long a, long b, long c) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0") = a; + register long a1 __asm__("$a1") = b; + register long a2 __asm__("$a2") = c; + + __asm__ __volatile__ ( + "syscall 0" + : "+r"(a0) + : "r"(a7), "r"(a1), "r"(a2) + : SYSCALL_CLOBBERLIST); + return a0; +} + +static inline long __syscall4(long n, long a, long b, long c, long d) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0") = a; + register long a1 __asm__("$a1") = b; + register long a2 __asm__("$a2") = c; + register long a3 __asm__("$a3") = d; + + __asm__ __volatile__ ( + "syscall 0" + : "+r"(a0) + : "r"(a7), "r"(a1), "r"(a2), "r"(a3) + : SYSCALL_CLOBBERLIST); + return a0; +} + +static inline long __syscall5(long n, long a, long b, long c, long d, long e) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0") = a; + register long a1 __asm__("$a1") = b; + register long a2 __asm__("$a2") = c; + register long a3 __asm__("$a3") = d; + register long a4 __asm__("$a4") = e; + + __asm__ __volatile__ ( + "syscall 0" + : "+r"(a0) + : "r"(a7), "r"(a1), "r"(a2), "r"(a3), "r"(a4) + : SYSCALL_CLOBBERLIST); + return a0; +} + +static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0") = a; + register long a1 __asm__("$a1") = b; + register long a2 __asm__("$a2") = c; + register long a3 __asm__("$a3") = d; + register long a4 __asm__("$a4") = e; + register long a5 __asm__("$a5") = f; + + __asm__ __volatile__ ( + "syscall 0" + : "+r"(a0) + : "r"(a7), "r"(a1), "r"(a2), "r"(a3), "r"(a4), "r"(a5) + : SYSCALL_CLOBBERLIST); + return a0; +} + +static inline long __syscall7(long n, long a, long b, long c, long d, long e, long f, long g) +{ + register long a7 __asm__("$a7") = n; + register long a0 __asm__("$a0") = a; + register long a1 __asm__("$a1") = b; + register long a2 __asm__("$a2") = c; + register long a3 __asm__("$a3") = d; + register long a4 __asm__("$a4") = e; + register long a5 __asm__("$a5") = f; + register long a6 __asm__("$a6") = g; + + __asm__ __volatile__ ( + "syscall 0" + : "+r"(a0) + : "r"(a7), "r"(a1), "r"(a2), "r"(a3), "r"(a4), "r"(a5), "r"(a6) + : SYSCALL_CLOBBERLIST); + return a0; +} + +#define VDSO_USEFUL +#define VDSO_CGT_SYM "__vdso_clock_gettime" +#define VDSO_CGT_VER "LINUX_5.10" + +#define IPC_64 0 diff --git a/configure b/configure index 0b966ede..940b3eaf 100755 --- a/configure +++ b/configure @@ -328,6 +328,7 @@ i?86*) ARCH=i386 ;; x86_64-x32*|x32*|x86_64*x32) ARCH=x32 ;; x86_64-nt64*) ARCH=nt64 ;; x86_64*) ARCH=x86_64 ;; +loongarch64*) ARCH=loongarch64 ;; m68k*) ARCH=m68k ;; mips64*|mipsisa64*) ARCH=mips64 ;; mips*) ARCH=mips ;; @@ -671,6 +672,19 @@ if test "$ARCH" = "aarch64" ; then trycppif __AARCH64EB__ "$t" && SUBARCH=${SUBARCH}_be fi +if test "$ARCH" = "loongarch64" ; then +trycppif __loongarch_soft_float "$t" && SUBARCH=${SUBARCH}-sf +trycppif __loongarch_single_float "$t" && SUBARCH=${SUBARCH}-sp +printf "checking whether assembler support FCSRs... " +echo "__asm__(\"movfcsr2gr \$t0,\$fcsr0\");" > "$tmpc" +if $CC -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then +printf "yes\n" +else +printf "no\n" +CFLAGS_AUTO="$CFLAGS_AUTO -DBROKEN_LOONGARCH_FCSR_ASM" +fi +fi + if test "$ARCH" = "m68k" ; then if trycppif "__HAVE_68881__" ; then : ; elif trycppif "__mcffpu__" ; then SUBARCH="-fp64" diff --git a/include/elf.h b/include/elf.h index d1ad978e..3d5e13e4 100644 --- a/include/elf.h +++ b/include/elf.h @@ -315,7 +315,8 @@ typedef struct { #define EM_RISCV 243 #define EM_BPF 247 #define EM_CSKY 252 -#define EM_NUM 253 +#define EM_LOONGARCH 258 +#define EM_NUM 259 #define EM_ALPHA 0x9026 @@ -706,6 +707,11 @@ typedef struct { #define NT_RISCV_CSR 0x900 #define NT_RISCV_VECTOR 0x901 #define NT_VERSION 1 +#define NT_LOONGARCH_CPUCFG 0xa00 +#define NT_LOONGARCH_CSR 0xa01 +#define NT_LOONGARCH_LSX 0xa02 +#define NT_LOONGARCH_LASX 0xa03 +#define NT_LOONGARCH_LBT 0xa04 @@ -3304,6 +3310,102 @@ enum #define R_RISCV_TLSDESC_ADD_LO12 64 #define R_RISCV_TLSDESC_CALL 65 +#define EF_LARCH_ABI_MODIFIER_MASK 0x07 +#define EF_LARCH_ABI_SOFT_FLOAT 0x01 +#define EF_LARCH_ABI_SINGLE_FLOAT 0x02 +#define EF_LARCH_ABI_DOUBLE_FLOAT 0x03 +#define EF_LARCH_OBJABI_V1 0x40 + +#define R_LARCH_NONE 0 +#define R_LARCH_32 1 +#define R_LARCH_64 2 +#define R_LARCH_RELATIVE 3 +#define R_LARCH_COPY 4 +#define R_LARCH_JUMP_SLOT 5 +#define R_LARCH_TLS_DTPMOD32 6 +#define R_LARCH_TLS_DTPMOD64 7 +#define R_LARCH_TLS_DTPREL32 8 +#define R_LARCH_TLS_DTPREL64 9 +#define R_LARCH_TLS_TPREL32 10 +#define R_LARCH_TLS_TPREL64 11 +#define R_LARCH_IRELATIVE 12 +#define R_LARCH_MARK_LA 20 +#define R_LARCH_MARK_PCREL 21 +#define R_LARCH_SOP_PUSH_PCREL 22 +#define R_LARCH_SOP_PUSH_ABSOLUTE 23 +#define R_LARCH_SOP_PUSH_DUP 24 +#define R_LARCH_SOP_PUSH_GPREL 25 +#define R_LARCH_SOP_PUSH_TLS_TPREL 26 +#define R_LARCH_SOP_PUSH_TLS_GOT 27 +#define R_LARCH_SOP_PUSH_TLS_GD 28 +#define R_LARCH_SOP_PUSH_PLT_PCREL 29 +#define R_LARCH_SOP_ASSERT 30 +#define R_LARCH_SOP_NOT 31 +#define R_LARCH_SOP_SUB 32 +#define R_LARCH_SOP_SL 33 +#define R_LARCH_SOP_SR 34 +#define R_LARCH_SOP_ADD 35 +#define R_LARCH_SOP_AND 36 +#define R_LARCH_SOP_IF_ELSE 37 +#define R_LARCH_SOP_POP_32_S_10_5 38 +#define R_LARCH_SOP_POP_32_U_10_12 39 +#define R_LARCH_SOP_POP_32_S_10_12 40 +#define R_LARCH_SOP_POP_32_S_10_16 41 +#define R_LARCH_SOP_POP_32_S_10_16_S2 42 +#define R_LARCH_SOP_POP_32_S_5_20 43 +#define R_LARCH_SOP_POP_32_S_0_5_10_16_S2 44 +#define R_LARCH_SOP_POP_32_S_0_10_10_16_S2 45 +#define R_LARCH_SOP_POP_32_U 46 +#define R_LARCH_ADD8 47 +#define R_LARCH_ADD16 48 +#define R_LARCH_ADD24 49 +#define R_LARCH_ADD32 50 +#define R_LARCH_ADD64 51 +#define R_LARCH_SUB8 52 +#define R_LARCH_SUB16 53 +#define R_LARCH_SUB24 54 +#define R_LARCH_SUB32 55 +#define R_LARCH_SUB64 56 +#define R_LARCH_GNU_VTINHERIT 57 +#define R_LARCH_GNU_VTENTRY 58 +#define R_LARCH_B16 64 +#define R_LARCH_B21 65 +#define R_LARCH_B26 66 +#define R_LARCH_ABS_HI20 67 +#define R_LARCH_ABS_LO12 68 +#define R_LARCH_ABS64_LO20 69 +#define R_LARCH_ABS64_HI12 70 +#define R_LARCH_PCALA_HI20 71 +#define R_LARCH_PCALA_LO12 72 +#define R_LARCH_PCALA64_LO20 73 +#define R_LARCH_PCALA64_HI12 74 +#define R_LARCH_GOT_PC_HI20 75 +#define R_LARCH_GOT_PC_LO12 76 +#define R_LARCH_GOT64_PC_LO20 77 +#define R_LARCH_GOT64_PC_HI12 78 +#define R_LARCH_GOT_HI20 79 +#define R_LARCH_GOT_LO12 80 +#define R_LARCH_GOT64_LO20 81 +#define R_LARCH_GOT64_HI12 82 +#define R_LARCH_TLS_LE_HI20 83 +#define R_LARCH_TLS_LE_LO12 84 +#define R_LARCH_TLS_LE64_LO20 85 +#define R_LARCH_TLS_LE64_HI12 86 +#define R_LARCH_TLS_IE_PC_HI20 87 +#define R_LARCH_TLS_IE_PC_LO12 88 +#define R_LARCH_TLS_IE64_PC_LO20 89 +#define R_LARCH_TLS_IE64_PC_HI12 90 +#define R_LARCH_TLS_IE_HI20 91 +#define R_LARCH_TLS_IE_LO12 92 +#define R_LARCH_TLS_IE64_LO20 93 +#define R_LARCH_TLS_IE64_HI12 94 +#define R_LARCH_TLS_LD_PC_HI20 95 +#define R_LARCH_TLS_LD_HI20 96 +#define R_LARCH_TLS_GD_PC_HI20 97 +#define R_LARCH_TLS_GD_HI20 98 +#define R_LARCH_32_PCREL 99 +#define R_LARCH_RELAX 100 + #ifdef __cplusplus } #endif diff --git a/src/fenv/loongarch64/fenv.S b/src/fenv/loongarch64/fenv.S new file mode 100644 index 00000000..9c38599e --- /dev/null +++ b/src/fenv/loongarch64/fenv.S @@ -0,0 +1,78 @@ +#ifndef __loongarch_soft_float + +#ifdef BROKEN_LOONGARCH_FCSR_ASM +#define FCSR $r0 +#else +#define FCSR $fcsr0 +#endif + +.global feclearexcept +.type feclearexcept,@function +feclearexcept: + li.w $t0, 0x1f0000 + and $a0, $a0, $t0 + movfcsr2gr $t1, FCSR + andn $t1, $t1, $a0 + movgr2fcsr FCSR, $t1 + li.w $a0, 0 + jr $ra + +.global feraiseexcept +.type feraiseexcept,@function +feraiseexcept: + li.w $t0, 0x1f0000 + and $a0, $a0, $t0 + movfcsr2gr $t1, FCSR + or $t1, $t1, $a0 + movgr2fcsr FCSR, $t1 + li.w $a0, 0 + jr $ra + +.global fetestexcept +.type fetestexcept,@function +fetestexcept: + li.w $t0, 0x1f0000 + and $a0, $a0, $t0 + movfcsr2gr $t1, FCSR + and $a0, $t1, $a0 + jr $ra + +.global fegetround +.type fegetround,@function +fegetround: + movfcsr2gr $t0, FCSR + andi $a0, $t0, 0x300 + jr $ra + +.global __fesetround +.hidden __fesetround +.type __fesetround,@function +__fesetround: + li.w $t0, 0x300 + and $a0, $a0, $t0 + movfcsr2gr $t1, FCSR + andn $t1, $t1, $t0 + or $t1, $t1, $a0 + movgr2fcsr FCSR, $t1 + li.w $a0, 0 + jr $ra + +.global fegetenv +.type fegetenv,@function +fegetenv: + movfcsr2gr $t0, FCSR + st.w $t0, $a0, 0 + li.w $a0, 0 + jr $ra + +.global fesetenv +.type fesetenv,@function +fesetenv: + addi.d $t0, $a0, 1 + beq $t0, $r0, 1f + ld.w $t0, $a0, 0 +1: movgr2fcsr FCSR, $t0 + li.w $a0, 0 + jr $ra + +#endif diff --git a/src/ldso/loongarch64/dlsym.s b/src/ldso/loongarch64/dlsym.s new file mode 100644 index 00000000..26fabcdb --- /dev/null +++ b/src/ldso/loongarch64/dlsym.s @@ -0,0 +1,7 @@ +.global dlsym +.hidden __dlsym +.type dlsym,@function +dlsym: + move $a2, $ra + la.global $t0, __dlsym + jr $t0 diff --git a/src/setjmp/loongarch64/longjmp.S b/src/setjmp/loongarch64/longjmp.S new file mode 100644 index 00000000..896d2e26 --- /dev/null +++ b/src/setjmp/loongarch64/longjmp.S @@ -0,0 +1,32 @@ +.global _longjmp +.global longjmp +.type _longjmp,@function +.type longjmp,@function +_longjmp: +longjmp: + ld.d $ra, $a0, 0 + ld.d $sp, $a0, 8 + ld.d $r21,$a0, 16 + ld.d $fp, $a0, 24 + ld.d $s0, $a0, 32 + ld.d $s1, $a0, 40 + ld.d $s2, $a0, 48 + ld.d $s3, $a0, 56 + ld.d $s4, $a0, 64 + ld.d $s5, $a0, 72 + ld.d $s6, $a0, 80 + ld.d $s7, $a0, 88 + ld.d $s8, $a0, 96 +#ifndef __loongarch_soft_float + fld.d $fs0, $a0, 104 + fld.d $fs1, $a0, 112 + fld.d $fs2, $a0, 120 + fld.d $fs3, $a0, 128 + fld.d $fs4, $a0, 136 + fld.d $fs5, $a0, 144 + fld.d $fs6, $a0, 152 + fld.d $fs7, $a0, 160 +#endif + sltui $a0, $a1, 1 + add.d $a0, $a0, $a1 + jr $ra diff --git a/src/setjmp/loongarch64/setjmp.S b/src/setjmp/loongarch64/setjmp.S new file mode 100644 index 00000000..d158a3d2 --- /dev/null +++ b/src/setjmp/loongarch64/setjmp.S @@ -0,0 +1,34 @@ +.global __setjmp +.global _setjmp +.global setjmp +.type __setjmp,@function +.type _setjmp,@function +.type setjmp,@function +__setjmp: +_setjmp: +setjmp: + st.d $ra, $a0, 0 + st.d $sp, $a0, 8 + st.d $r21,$a0, 16 + st.d $fp, $a0, 24 + st.d $s0, $a0, 32 + st.d $s1, $a0, 40 + st.d $s2, $a0, 48 + st.d $s3, $a0, 56 + st.d $s4, $a0, 64 + st.d $s5, $a0, 72 + st.d $s6, $a0, 80 + st.d $s7, $a0, 88 + st.d $s8, $a0, 96 +#ifndef __loongarch_soft_float + fst.d $fs0, $a0, 104 + fst.d $fs1, $a0, 112 + fst.d $fs2, $a0, 120 + fst.d $fs3, $a0, 128 + fst.d $fs4, $a0, 136 + fst.d $fs5, $a0, 144 + fst.d $fs6, $a0, 152 + fst.d $fs7, $a0, 160 +#endif + move $a0, $zero + jr $ra diff --git a/src/signal/loongarch64/restore.s b/src/signal/loongarch64/restore.s new file mode 100644 index 00000000..d90a8ebb --- /dev/null +++ b/src/signal/loongarch64/restore.s @@ -0,0 +1,10 @@ +.global __restore_rt +.global __restore +.hidden __restore_rt +.hidden __restore +.type __restore_rt,@function +.type __restore,@function +__restore_rt: +__restore: + li.w $a7, 139 + syscall 0 diff --git a/src/signal/loongarch64/sigsetjmp.s b/src/signal/loongarch64/sigsetjmp.s new file mode 100644 index 00000000..9c0e3ae2 --- /dev/null +++ b/src/signal/loongarch64/sigsetjmp.s @@ -0,0 +1,25 @@ +.global sigsetjmp +.global __sigsetjmp +.type sigsetjmp,@function +.type __sigsetjmp,@function +sigsetjmp: +__sigsetjmp: + beq $a1, $zero, 1f + st.d $ra, $a0, 184 + st.d $s0, $a0, 200 #184+8+8 + move $s0, $a0 + + la.global $t0, setjmp + jirl $ra, $t0, 0 + + move $a1, $a0 # Return from 'setjmp' or 'longjmp' + move $a0, $s0 + ld.d $ra, $a0, 184 + ld.d $s0, $a0, 200 #184+8+8 + +.hidden __sigsetjmp_tail + la.global $t0, __sigsetjmp_tail + jr $t0 +1: + la.global $t0, setjmp + jr $t0 diff --git a/src/thread/loongarch64/__set_thread_area.s b/src/thread/loongarch64/__set_thread_area.s new file mode 100644 index 00000000..021307fc --- /dev/null +++ b/src/thread/loongarch64/__set_thread_area.s @@ -0,0 +1,7 @@ +.global __set_thread_area +.hidden __set_thread_area +.type __set_thread_area,@function +__set_thread_area: + move $tp, $a0 + move $a0, $zero + jr $ra diff --git a/src/thread/loongarch64/__unmapself.s b/src/thread/loongarch64/__unmapself.s new file mode 100644 index 00000000..719ad056 --- /dev/null +++ b/src/thread/loongarch64/__unmapself.s @@ -0,0 +1,7 @@ +.global __unmapself +.type __unmapself, @function +__unmapself: + li.d $a7, 215 # call munmap + syscall 0 + li.d $a7, 93 # call exit + syscall 0 diff --git a/src/thread/loongarch64/clone.s b/src/thread/loongarch64/clone.s new file mode 100644 index 00000000..e971ab4b --- /dev/null +++ b/src/thread/loongarch64/clone.s @@ -0,0 +1,28 @@ +#__clone(func, stack, flags, arg, ptid, tls, ctid) +# a0, a1, a2, a3, a4, a5, a6 +# sys_clone(flags, stack, ptid, ctid, tls) +# a0, a1, a2, a3, a4 + +.global __clone +.hidden __clone +.type __clone,@function +__clone: + # Save function pointer and argument pointer on new thread stack + addi.d $a1, $a1, -16 + st.d $a0, $a1, 0 # save function pointer + st.d $a3, $a1, 8 # save argument pointer + or $a0, $a2, $zero + or $a2, $a4, $zero + or $a3, $a6, $zero + or $a4, $a5, $zero + ori $a7, $zero, 220 + syscall 0 # call clone + + beqz $a0, 1f # whether child process + jirl $zero, $ra, 0 # parent process return +1: + ld.d $t8, $sp, 0 # function pointer + ld.d $a0, $sp, 8 # argument pointer + jirl $ra, $t8, 0 # call the user's function + ori $a7, $zero, 93 + syscall 0 # child process exit diff --git a/src/thread/loongarch64/syscall_cp.s b/src/thread/loongarch64/syscall_cp.s new file mode 100644 index 00000000..c057a97b --- /dev/null +++ b/src/thread/loongarch64/syscall_cp.s @@ -0,0 +1,29 @@ +.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: + ld.w $a0, $a0, 0 + bnez $a0, __cp_cancel + move $t8, $a1 # reserve system call number + move $a0, $a2 + move $a1, $a3 + move $a2, $a4 + move $a3, $a5 + move $a4, $a6 + move $a5, $a7 + move $a7, $t8 + syscall 0 +__cp_end: + jr $ra +__cp_cancel: + la.local $t8, __cancel + jr $t8 |