fit musl lib for arm boards.

2022-07-26 01:08:20 -07:00
parent e1999f5af9
commit 214cf55603
577 changed files with 42233 additions and 111 deletions
@@ -0,0 +1 @@
+COMPAT_SRC_DIRS = compat/time32
@@ -0,0 +1,107 @@
+#include "libc.h"
+
+#if __ARM_ARCH_4__ || __ARM_ARCH_4T__ || __ARM_ARCH == 4
+#define BLX "mov lr,pc\n\tbx"
+#else
+#define BLX "blx"
+#endif
+
+extern hidden uintptr_t __a_cas_ptr, __a_barrier_ptr;
+
+#if ((__ARM_ARCH_6__ || __ARM_ARCH_6K__ || __ARM_ARCH_6KZ__ || __ARM_ARCH_6ZK__) && !__thumb__) \
+ || __ARM_ARCH_6T2__ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH >= 7
+
+#define a_ll a_ll
+static inline int a_ll(volatile int *p)
+{
+	int v;
+	__asm__ __volatile__ ("ldrex %0, %1" : "=r"(v) : "Q"(*p));
+	return v;
+}
+
+#define a_sc a_sc
+static inline int a_sc(volatile int *p, int v)
+{
+	int r;
+	__asm__ __volatile__ ("strex %0,%2,%1" : "=&r"(r), "=Q"(*p) : "r"(v) : "memory");
+	return !r;
+}
+
+#if __ARM_ARCH_7A__ || __ARM_ARCH_7R__ ||  __ARM_ARCH >= 7
+
+#define a_barrier a_barrier
+static inline void a_barrier()
+{
+	__asm__ __volatile__ ("dmb ish" : : : "memory");
+}
+
+#endif
+
+#define a_pre_llsc a_barrier
+#define a_post_llsc a_barrier
+
+#else
+
+#define a_cas a_cas
+static inline int a_cas(volatile int *p, int t, int s)
+{
+	for (;;) {
+		register int r0 __asm__("r0") = t;
+		register int r1 __asm__("r1") = s;
+		register volatile int *r2 __asm__("r2") = p;
+		register uintptr_t r3 __asm__("r3") = __a_cas_ptr;
+		int old;
+		__asm__ __volatile__ (
+			BLX " r3"
+			: "+r"(r0), "+r"(r3) : "r"(r1), "r"(r2)
+			: "memory", "lr", "ip", "cc" );
+		if (!r0) return t;
+		if ((old=*p)!=t) return old;
+	}
+}
+
+#endif
+
+#ifndef a_barrier
+#define a_barrier a_barrier
+static inline void a_barrier()
+{
+	register uintptr_t ip __asm__("ip") = __a_barrier_ptr;
+	__asm__ __volatile__( BLX " ip" : "+r"(ip) : : "memory", "cc", "lr" );
+}
+#endif
+
+#define a_crash a_crash
+static inline void a_crash()
+{
+	__asm__ __volatile__(
+#ifndef __thumb__
+		".word 0xe7f000f0"
+#else
+		".short 0xdeff"
+#endif
+		: : : "memory");
+}
+
+#if __ARM_ARCH >= 5 && (!__thumb__ || __thumb2__)
+
+#define a_clz_32 a_clz_32
+static inline int a_clz_32(uint32_t x)
+{
+	__asm__ ("clz %0, %1" : "=r"(x) : "r"(x));
+	return x;
+}
+
+#if __ARM_ARCH_6T2__ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH >= 7
+
+#define a_ctz_32 a_ctz_32
+static inline int a_ctz_32(uint32_t x)
+{
+	uint32_t xr;
+	__asm__ ("rbit %0, %1" : "=r"(xr) : "r"(x));
+	return a_clz_32(xr);
+}
+
+#endif
+
+#endif
@@ -0,0 +1,21 @@
+#define _REDIR_TIME64 1
+#define _Addr int
+#define _Int64 long long
+#define _Reg int
+
+#if __ARMEB__
+#define __BYTE_ORDER 4321
+#else
+#define __BYTE_ORDER 1234
+#endif
+
+#define __LONG_MAX 0x7fffffffL
+
+#ifndef __cplusplus
+TYPEDEF unsigned wchar_t;
+#endif
+
+TYPEDEF float float_t;
+TYPEDEF double double_t;
+
+TYPEDEF struct { long long __ll; long double __ld; } max_align_t;
@@ -0,0 +1,40 @@
+#define O_CREAT        0100
+#define O_EXCL         0200
+#define O_NOCTTY       0400
+#define O_TRUNC       01000
+#define O_APPEND      02000
+#define O_NONBLOCK    04000
+#define O_DSYNC      010000
+#define O_SYNC     04010000
+#define O_RSYNC    04010000
+#define O_DIRECTORY  040000
+#define O_NOFOLLOW  0100000
+#define O_CLOEXEC  02000000
+
+#define O_ASYNC      020000
+#define O_DIRECT    0200000
+#define O_LARGEFILE 0400000
+#define O_NOATIME  01000000
+#define O_PATH    010000000
+#define O_TMPFILE 020040000
+#define O_NDELAY O_NONBLOCK
+
+#define F_DUPFD  0
+#define F_GETFD  1
+#define F_SETFD  2
+#define F_GETFL  3
+#define F_SETFL  4
+
+#define F_SETOWN 8
+#define F_GETOWN 9
+#define F_SETSIG 10
+#define F_GETSIG 11
+
+#define F_GETLK 12
+#define F_SETLK 13
+#define F_SETLKW 14
+
+#define F_SETOWN_EX 15
+#define F_GETOWN_EX 16
+
+#define F_GETOWNER_UIDS 17
@@ -0,0 +1,23 @@
+#ifndef __ARM_PCS_VFP
+#define FE_ALL_EXCEPT 0
+#define FE_TONEAREST  0
+#else
+#define FE_INVALID    1
+#define FE_DIVBYZERO  2
+#define FE_OVERFLOW   4
+#define FE_UNDERFLOW  8
+#define FE_INEXACT    16
+#define FE_ALL_EXCEPT 31
+#define FE_TONEAREST  0
+#define FE_DOWNWARD   0x800000
+#define FE_UPWARD     0x400000
+#define FE_TOWARDZERO 0xc00000
+#endif
+
+typedef unsigned long fexcept_t;
+
+typedef struct {
+	unsigned long __cw;
+} fenv_t;
+
+#define FE_DFL_ENV      ((const fenv_t *) -1)
@@ -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
@@ -0,0 +1,53 @@
+#define HWCAP_SWP	(1 << 0)
+#define HWCAP_HALF	(1 << 1)
+#define HWCAP_THUMB	(1 << 2)
+#define HWCAP_26BIT	(1 << 3)
+#define HWCAP_FAST_MULT	(1 << 4)
+#define HWCAP_FPA	(1 << 5)
+#define HWCAP_VFP	(1 << 6)
+#define HWCAP_EDSP	(1 << 7)
+#define HWCAP_JAVA	(1 << 8)
+#define HWCAP_IWMMXT	(1 << 9)
+#define HWCAP_CRUNCH	(1 << 10)
+#define HWCAP_THUMBEE	(1 << 11)
+#define HWCAP_NEON	(1 << 12)
+#define HWCAP_VFPv3	(1 << 13)
+#define HWCAP_VFPv3D16	(1 << 14)
+#define HWCAP_TLS	(1 << 15)
+#define HWCAP_VFPv4	(1 << 16)
+#define HWCAP_IDIVA	(1 << 17)
+#define HWCAP_IDIVT	(1 << 18)
+#define HWCAP_VFPD32	(1 << 19)
+#define HWCAP_IDIV	(HWCAP_IDIVA | HWCAP_IDIVT)
+#define HWCAP_LPAE	(1 << 20)
+#define HWCAP_EVTSTRM	(1 << 21)
+
+#define HWCAP2_AES	(1 << 0)
+#define HWCAP2_PMULL	(1 << 1)
+#define HWCAP2_SHA1	(1 << 2)
+#define HWCAP2_SHA2	(1 << 3)
+#define HWCAP2_CRC32	(1 << 4)
+
+#define HWCAP_ARM_SWP	(1 << 0)
+#define HWCAP_ARM_HALF	(1 << 1)
+#define HWCAP_ARM_THUMB	(1 << 2)
+#define HWCAP_ARM_26BIT	(1 << 3)
+#define HWCAP_ARM_FAST_MULT	(1 << 4)
+#define HWCAP_ARM_FPA	(1 << 5)
+#define HWCAP_ARM_VFP	(1 << 6)
+#define HWCAP_ARM_EDSP	(1 << 7)
+#define HWCAP_ARM_JAVA	(1 << 8)
+#define HWCAP_ARM_IWMMXT	(1 << 9)
+#define HWCAP_ARM_CRUNCH	(1 << 10)
+#define HWCAP_ARM_THUMBEE	(1 << 11)
+#define HWCAP_ARM_NEON	(1 << 12)
+#define HWCAP_ARM_VFPv3	(1 << 13)
+#define HWCAP_ARM_VFPv3D16	(1 << 14)
+#define HWCAP_ARM_TLS	(1 << 15)
+#define HWCAP_ARM_VFPv4	(1 << 16)
+#define HWCAP_ARM_IDIVA	(1 << 17)
+#define HWCAP_ARM_IDIVT	(1 << 18)
+#define HWCAP_ARM_VFPD32	(1 << 19)
+#define HWCAP_ARM_IDIV	(HWCAP_ARM_IDIVA | HWCAP_ARM_IDIVT)
+#define HWCAP_ARM_LPAE	(1 << 20)
+#define HWCAP_ARM_EVTSTRM	(1 << 21)
@@ -0,0 +1,2 @@
+#undef FIOQSIZE
+#define FIOQSIZE 0x545e
@@ -0,0 +1 @@
+#define IPC_STAT 0x102
@@ -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;
+};
@@ -0,0 +1,2 @@
+#define _POSIX_V6_ILP32_OFFBIG  1
+#define _POSIX_V7_ILP32_OFFBIG  1
@@ -0,0 +1,25 @@
+#define PTRACE_GETWMMXREGS	18
+#define PTRACE_SETWMMXREGS	19
+#define PTRACE_GET_THREAD_AREA	22
+#define PTRACE_SET_SYSCALL	23
+#define PTRACE_GETCRUNCHREGS	25
+#define PTRACE_SETCRUNCHREGS	26
+#define PTRACE_GETVFPREGS	27
+#define PTRACE_SETVFPREGS	28
+#define PTRACE_GETHBPREGS	29
+#define PTRACE_SETHBPREGS	30
+#define PTRACE_GETFDPIC		31
+#define PTRACE_GETFDPIC_EXEC	0
+#define PTRACE_GETFDPIC_INTERP	1
+
+#define PT_GETWMMXREGS PTRACE_GETWMMXREGS
+#define PT_SETWMMXREGS PTRACE_SETWMMXREGS
+#define PT_GET_THREAD_AREA PTRACE_GET_THREAD_AREA
+#define PT_SET_SYSCALL PTRACE_SET_SYSCALL
+#define PT_GETCRUNCHREGS PTRACE_GETCRUNCHREGS
+#define PT_SETCRUNCHREGS PTRACE_SETCRUNCHREGS
+#define PT_GETVFPREGS PTRACE_GETVFPREGS
+#define PT_SETVFPREGS PTRACE_SETVFPREGS
+#define PT_GETHBPREGS PTRACE_GETHBPREGS
+#define PT_SETHBPREGS PTRACE_SETHBPREGS
+#define PT_GETFDPIC PTRACE_GETFDPIC
@@ -0,0 +1,3 @@
+#undef __WORDSIZE
+#define __WORDSIZE 32
+/* FIXME */
@@ -0,0 +1,18 @@
+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;
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	unsigned short sem_nsems;
+	char __sem_nsems_pad[sizeof(long)-sizeof(short)];
+#else
+	char __sem_nsems_pad[sizeof(long)-sizeof(short)];
+	unsigned short sem_nsems;
+#endif
+	long __unused3;
+	long __unused4;
+	time_t sem_otime;
+	time_t sem_ctime;
+};
@@ -0,0 +1 @@
+typedef unsigned long long __jmp_buf[32];
@@ -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;
+};
@@ -0,0 +1,86 @@
+#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)
+typedef int greg_t, gregset_t[18];
+typedef struct sigcontext {
+	unsigned long trap_no, error_code, oldmask;
+	unsigned long arm_r0, arm_r1, arm_r2, arm_r3;
+	unsigned long arm_r4, arm_r5, arm_r6, arm_r7;
+	unsigned long arm_r8, arm_r9, arm_r10, arm_fp;
+	unsigned long arm_ip, arm_sp, arm_lr, arm_pc;
+	unsigned long arm_cpsr, fault_address;
+} mcontext_t;
+#else
+typedef struct {
+	unsigned long __regs[21];
+} 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;
+	unsigned long long uc_regspace[64];
+} 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
+#define SA_RESTORER   0x04000000
+
+#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
@@ -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;
+	int __st_dev_padding;
+	long __st_ino_truncated;
+	mode_t st_mode;
+	nlink_t st_nlink;
+	uid_t st_uid;
+	gid_t st_gid;
+	dev_t st_rdev;
+	int __st_rdev_padding;
+	off_t st_size;
+	blksize_t st_blksize;
+	blkcnt_t st_blocks;
+	struct {
+		long tv_sec;
+		long tv_nsec;
+	} __st_atim32, __st_mtim32, __st_ctim32;
+	ino_t st_ino;
+	struct timespec st_atim;
+	struct timespec st_mtim;
+	struct timespec st_ctim;
+};
@@ -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      INT32_MIN
+#define INTPTR_MAX      INT32_MAX
+#define UINTPTR_MAX     UINT32_MAX
+#define PTRDIFF_MIN     INT32_MIN
+#define PTRDIFF_MAX     INT32_MAX
+#define SIZE_MAX        UINT32_MAX
@@ -0,0 +1,409 @@
+#define __NR_restart_syscall	0
+#define __NR_exit	1
+#define __NR_fork	2
+#define __NR_read	3
+#define __NR_write	4
+#define __NR_open	5
+#define __NR_close	6
+#define __NR_creat	8
+#define __NR_link	9
+#define __NR_unlink	10
+#define __NR_execve	11
+#define __NR_chdir	12
+#define __NR_mknod	14
+#define __NR_chmod	15
+#define __NR_lchown	16
+#define __NR_lseek	19
+#define __NR_getpid	20
+#define __NR_mount	21
+#define __NR_setuid	23
+#define __NR_getuid	24
+#define __NR_ptrace	26
+#define __NR_pause	29
+#define __NR_access	33
+#define __NR_nice	34
+#define __NR_sync	36
+#define __NR_kill	37
+#define __NR_rename	38
+#define __NR_mkdir	39
+#define __NR_rmdir	40
+#define __NR_dup	41
+#define __NR_pipe	42
+#define __NR_times	43
+#define __NR_brk	45
+#define __NR_setgid	46
+#define __NR_getgid	47
+#define __NR_geteuid	49
+#define __NR_getegid	50
+#define __NR_acct	51
+#define __NR_umount2	52
+#define __NR_ioctl	54
+#define __NR_fcntl	55
+#define __NR_setpgid	57
+#define __NR_umask	60
+#define __NR_chroot	61
+#define __NR_ustat	62
+#define __NR_dup2	63
+#define __NR_getppid	64
+#define __NR_getpgrp	65
+#define __NR_setsid	66
+#define __NR_sigaction	67
+#define __NR_setreuid	70
+#define __NR_setregid	71
+#define __NR_sigsuspend	72
+#define __NR_sigpending	73
+#define __NR_sethostname	74
+#define __NR_setrlimit	75
+#define __NR_getrusage	77
+#define __NR_gettimeofday_time32	78
+#define __NR_settimeofday_time32	79
+#define __NR_getgroups	80
+#define __NR_setgroups	81
+#define __NR_symlink	83
+#define __NR_readlink	85
+#define __NR_uselib	86
+#define __NR_swapon	87
+#define __NR_reboot	88
+#define __NR_munmap	91
+#define __NR_truncate	92
+#define __NR_ftruncate	93
+#define __NR_fchmod	94
+#define __NR_fchown	95
+#define __NR_getpriority	96
+#define __NR_setpriority	97
+#define __NR_statfs	99
+#define __NR_fstatfs	100
+#define __NR_syslog	103
+#define __NR_setitimer	104
+#define __NR_getitimer	105
+#define __NR_stat	106
+#define __NR_lstat	107
+#define __NR_fstat	108
+#define __NR_vhangup	111
+#define __NR_wait4	114
+#define __NR_swapoff	115
+#define __NR_sysinfo	116
+#define __NR_fsync	118
+#define __NR_sigreturn	119
+#define __NR_clone	120
+#define __NR_setdomainname	121
+#define __NR_uname	122
+#define __NR_adjtimex	124
+#define __NR_mprotect	125
+#define __NR_sigprocmask	126
+#define __NR_init_module	128
+#define __NR_delete_module	129
+#define __NR_quotactl	131
+#define __NR_getpgid	132
+#define __NR_fchdir	133
+#define __NR_bdflush	134
+#define __NR_sysfs	135
+#define __NR_personality	136
+#define __NR_setfsuid	138
+#define __NR_setfsgid	139
+#define __NR__llseek	140
+#define __NR_getdents	141
+#define __NR__newselect	142
+#define __NR_flock	143
+#define __NR_msync	144
+#define __NR_readv	145
+#define __NR_writev	146
+#define __NR_getsid	147
+#define __NR_fdatasync	148
+#define __NR__sysctl	149
+#define __NR_mlock	150
+#define __NR_munlock	151
+#define __NR_mlockall	152
+#define __NR_munlockall	153
+#define __NR_sched_setparam	154
+#define __NR_sched_getparam	155
+#define __NR_sched_setscheduler	156
+#define __NR_sched_getscheduler	157
+#define __NR_sched_yield	158
+#define __NR_sched_get_priority_max	159
+#define __NR_sched_get_priority_min	160
+#define __NR_sched_rr_get_interval	161
+#define __NR_nanosleep	162
+#define __NR_mremap	163
+#define __NR_setresuid	164
+#define __NR_getresuid	165
+#define __NR_poll	168
+#define __NR_nfsservctl	169
+#define __NR_setresgid	170
+#define __NR_getresgid	171
+#define __NR_prctl	172
+#define __NR_rt_sigreturn	173
+#define __NR_rt_sigaction	174
+#define __NR_rt_sigprocmask	175
+#define __NR_rt_sigpending	176
+#define __NR_rt_sigtimedwait	177
+#define __NR_rt_sigqueueinfo	178
+#define __NR_rt_sigsuspend	179
+#define __NR_pread64	180
+#define __NR_pwrite64	181
+#define __NR_chown	182
+#define __NR_getcwd	183
+#define __NR_capget	184
+#define __NR_capset	185
+#define __NR_sigaltstack	186
+#define __NR_sendfile	187
+#define __NR_vfork	190
+#define __NR_ugetrlimit	191
+#define __NR_mmap2	192
+#define __NR_truncate64	193
+#define __NR_ftruncate64	194
+#define __NR_stat64	195
+#define __NR_lstat64	196
+#define __NR_fstat64	197
+#define __NR_lchown32	198
+#define __NR_getuid32	199
+#define __NR_getgid32	200
+#define __NR_geteuid32	201
+#define __NR_getegid32	202
+#define __NR_setreuid32	203
+#define __NR_setregid32	204
+#define __NR_getgroups32	205
+#define __NR_setgroups32	206
+#define __NR_fchown32	207
+#define __NR_setresuid32	208
+#define __NR_getresuid32	209
+#define __NR_setresgid32	210
+#define __NR_getresgid32	211
+#define __NR_chown32	212
+#define __NR_setuid32	213
+#define __NR_setgid32	214
+#define __NR_setfsuid32	215
+#define __NR_setfsgid32	216
+#define __NR_getdents64	217
+#define __NR_pivot_root	218
+#define __NR_mincore	219
+#define __NR_madvise	220
+#define __NR_fcntl64	221
+#define __NR_gettid	224
+#define __NR_readahead	225
+#define __NR_setxattr	226
+#define __NR_lsetxattr	227
+#define __NR_fsetxattr	228
+#define __NR_getxattr	229
+#define __NR_lgetxattr	230
+#define __NR_fgetxattr	231
+#define __NR_listxattr	232
+#define __NR_llistxattr	233
+#define __NR_flistxattr	234
+#define __NR_removexattr	235
+#define __NR_lremovexattr	236
+#define __NR_fremovexattr	237
+#define __NR_tkill	238
+#define __NR_sendfile64	239
+#define __NR_futex	240
+#define __NR_sched_setaffinity	241
+#define __NR_sched_getaffinity	242
+#define __NR_io_setup	243
+#define __NR_io_destroy	244
+#define __NR_io_getevents	245
+#define __NR_io_submit	246
+#define __NR_io_cancel	247
+#define __NR_exit_group	248
+#define __NR_lookup_dcookie	249
+#define __NR_epoll_create	250
+#define __NR_epoll_ctl	251
+#define __NR_epoll_wait	252
+#define __NR_remap_file_pages	253
+#define __NR_set_tid_address	256
+#define __NR_timer_create	257
+#define __NR_timer_settime32	258
+#define __NR_timer_gettime32	259
+#define __NR_timer_getoverrun	260
+#define __NR_timer_delete	261
+#define __NR_clock_settime32	262
+#define __NR_clock_gettime32	263
+#define __NR_clock_getres_time32	264
+#define __NR_clock_nanosleep_time32	265
+#define __NR_statfs64	266
+#define __NR_fstatfs64	267
+#define __NR_tgkill	268
+#define __NR_utimes	269
+#define __NR_fadvise64_64	270
+#define __NR_arm_fadvise64_64	270
+#define __NR_pciconfig_iobase	271
+#define __NR_pciconfig_read	272
+#define __NR_pciconfig_write	273
+#define __NR_mq_open	274
+#define __NR_mq_unlink	275
+#define __NR_mq_timedsend	276
+#define __NR_mq_timedreceive	277
+#define __NR_mq_notify	278
+#define __NR_mq_getsetattr	279
+#define __NR_waitid	280
+#define __NR_socket	281
+#define __NR_bind	282
+#define __NR_connect	283
+#define __NR_listen	284
+#define __NR_accept	285
+#define __NR_getsockname	286
+#define __NR_getpeername	287
+#define __NR_socketpair	288
+#define __NR_send	289
+#define __NR_sendto	290
+#define __NR_recv	291
+#define __NR_recvfrom	292
+#define __NR_shutdown	293
+#define __NR_setsockopt	294
+#define __NR_getsockopt	295
+#define __NR_sendmsg	296
+#define __NR_recvmsg	297
+#define __NR_semop	298
+#define __NR_semget	299
+#define __NR_semctl	300
+#define __NR_msgsnd	301
+#define __NR_msgrcv	302
+#define __NR_msgget	303
+#define __NR_msgctl	304
+#define __NR_shmat	305
+#define __NR_shmdt	306
+#define __NR_shmget	307
+#define __NR_shmctl	308
+#define __NR_add_key	309
+#define __NR_request_key	310
+#define __NR_keyctl	311
+#define __NR_semtimedop	312
+#define __NR_vserver	313
+#define __NR_ioprio_set	314
+#define __NR_ioprio_get	315
+#define __NR_inotify_init	316
+#define __NR_inotify_add_watch	317
+#define __NR_inotify_rm_watch	318
+#define __NR_mbind	319
+#define __NR_get_mempolicy	320
+#define __NR_set_mempolicy	321
+#define __NR_openat	322
+#define __NR_mkdirat	323
+#define __NR_mknodat	324
+#define __NR_fchownat	325
+#define __NR_futimesat	326
+#define __NR_fstatat64	327
+#define __NR_unlinkat	328
+#define __NR_renameat	329
+#define __NR_linkat	330
+#define __NR_symlinkat	331
+#define __NR_readlinkat	332
+#define __NR_fchmodat	333
+#define __NR_faccessat	334
+#define __NR_pselect6	335
+#define __NR_ppoll	336
+#define __NR_unshare	337
+#define __NR_set_robust_list	338
+#define __NR_get_robust_list	339
+#define __NR_splice	340
+#define __NR_sync_file_range2	341
+#define __NR_arm_sync_file_range	341
+#define __NR_tee	342
+#define __NR_vmsplice	343
+#define __NR_move_pages	344
+#define __NR_getcpu	345
+#define __NR_epoll_pwait	346
+#define __NR_kexec_load	347
+#define __NR_utimensat	348
+#define __NR_signalfd	349
+#define __NR_timerfd_create	350
+#define __NR_eventfd	351
+#define __NR_fallocate	352
+#define __NR_timerfd_settime32	353
+#define __NR_timerfd_gettime32	354
+#define __NR_signalfd4	355
+#define __NR_eventfd2	356
+#define __NR_epoll_create1	357
+#define __NR_dup3	358
+#define __NR_pipe2	359
+#define __NR_inotify_init1	360
+#define __NR_preadv	361
+#define __NR_pwritev	362
+#define __NR_rt_tgsigqueueinfo	363
+#define __NR_perf_event_open	364
+#define __NR_recvmmsg	365
+#define __NR_accept4	366
+#define __NR_fanotify_init	367
+#define __NR_fanotify_mark	368
+#define __NR_prlimit64	369
+#define __NR_name_to_handle_at	370
+#define __NR_open_by_handle_at	371
+#define __NR_clock_adjtime	372
+#define __NR_syncfs	373
+#define __NR_sendmmsg	374
+#define __NR_setns	375
+#define __NR_process_vm_readv	376
+#define __NR_process_vm_writev	377
+#define __NR_kcmp		378
+#define __NR_finit_module	379
+#define __NR_sched_setattr	380
+#define __NR_sched_getattr	381
+#define __NR_renameat2	382
+#define __NR_seccomp	383
+#define __NR_getrandom	384
+#define __NR_memfd_create	385
+#define __NR_bpf	386
+#define __NR_execveat	387
+#define __NR_userfaultfd	388
+#define __NR_membarrier		389
+#define __NR_mlock2		390
+#define __NR_copy_file_range	391
+#define __NR_preadv2	392
+#define __NR_pwritev2	393
+#define __NR_pkey_mprotect	394
+#define __NR_pkey_alloc	395
+#define __NR_pkey_free	396
+#define __NR_statx	397
+#define __NR_rseq	398
+#define __NR_io_pgetevents	399
+#define __NR_migrate_pages	400
+#define __NR_kexec_file_load	401
+#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_close_range	436
+#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 __ARM_NR_breakpoint	0x0f0001
+#define __ARM_NR_cacheflush	0x0f0002
+#define __ARM_NR_usr26		0x0f0003
+#define __ARM_NR_usr32		0x0f0004
+#define __ARM_NR_set_tls	0x0f0005
+#define __ARM_NR_get_tls	0x0f0006
+
@@ -0,0 +1,36 @@
+typedef struct user_fpregs {
+	struct fp_reg {
+		unsigned sign1:1;
+		unsigned unused:15;
+		unsigned sign2:1;
+		unsigned exponent:14;
+		unsigned j:1;
+		unsigned mantissa1:31;
+		unsigned mantissa0:32;
+	} fpregs[8];
+	unsigned fpsr:32;
+	unsigned fpcr:32;
+	unsigned char ftype[8];
+	unsigned int init_flag;
+} elf_fpregset_t;
+
+struct user_regs {
+	unsigned long uregs[18];
+};
+#define ELF_NGREG 18
+typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG];
+
+struct user {
+	struct user_regs regs;
+	int u_fpvalid;
+	unsigned long u_tsize, u_dsize, u_ssize;
+	unsigned long start_code, start_stack;
+	long signal;
+	int reserved;
+	struct user_regs *u_ar0;
+	unsigned long magic;
+	char u_comm[32];
+	int u_debugreg[8];
+	struct user_fpregs u_fp;
+	struct user_fpregs *u_fp0;
+};
@@ -0,0 +1,18 @@
+__asm__(
+".text \n"
+".global " START " \n"
+".type " START ",%function \n"
+START ": \n"
+"	mov fp, #0 \n"
+"	mov lr, #0 \n"
+"	ldr a2, 1f \n"
+"	add a2, pc, a2 \n"
+"	mov a1, sp \n"
+"2:	and ip, a1, #-16 \n"
+"	mov sp, ip \n"
+"	bl " START "_c \n"
+".weak _DYNAMIC \n"
+".hidden _DYNAMIC \n"
+".align 2 \n"
+"1:	.word _DYNAMIC-2b \n"
+);
@@ -0,0 +1,21 @@
+struct kstat {
+	dev_t st_dev;
+	int __st_dev_padding;
+	long __st_ino_truncated;
+	mode_t st_mode;
+	nlink_t st_nlink;
+	uid_t st_uid;
+	gid_t st_gid;
+	dev_t st_rdev;
+	int __st_rdev_padding;
+	off_t st_size;
+	blksize_t st_blksize;
+	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;
+	ino_t st_ino;
+};
@@ -0,0 +1,32 @@
+#if ((__ARM_ARCH_6K__ || __ARM_ARCH_6KZ__ || __ARM_ARCH_6ZK__) && !__thumb__) \
+ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH >= 7
+
+static inline uintptr_t __get_tp()
+{
+	uintptr_t tp;
+	__asm__ ( "mrc p15,0,%0,c13,c0,3" : "=r"(tp) );
+	return tp;
+}
+
+#else
+
+#if __ARM_ARCH_4__ || __ARM_ARCH_4T__ || __ARM_ARCH == 4
+#define BLX "mov lr,pc\n\tbx"
+#else
+#define BLX "blx"
+#endif
+
+static inline uintptr_t __get_tp()
+{
+	extern hidden uintptr_t __a_gettp_ptr;
+	register uintptr_t tp __asm__("r0");
+	__asm__ ( BLX " %1" : "=r"(tp) : "r"(__a_gettp_ptr) : "cc", "lr" );
+	return tp;
+}
+
+#endif
+
+#define TLS_ABOVE_TP
+#define GAP_ABOVE_TP 8
+
+#define MC_PC arm_pc
@@ -0,0 +1,32 @@
+#if __BYTE_ORDER == __BIG_ENDIAN
+#define ENDIAN_SUFFIX "eb"
+#else
+#define ENDIAN_SUFFIX ""
+#endif
+
+#if __ARM_PCS_VFP
+#define FP_SUFFIX "hf"
+#else
+#define FP_SUFFIX ""
+#endif
+
+#define LDSO_ARCH "arm" ENDIAN_SUFFIX FP_SUFFIX
+
+#define NO_LEGACY_INITFINI
+
+#define TPOFF_K 0
+
+#define REL_SYMBOLIC    R_ARM_ABS32
+#define REL_GOT         R_ARM_GLOB_DAT
+#define REL_PLT         R_ARM_JUMP_SLOT
+#define REL_RELATIVE    R_ARM_RELATIVE
+#define REL_COPY        R_ARM_COPY
+#define REL_DTPMOD      R_ARM_TLS_DTPMOD32
+#define REL_DTPOFF      R_ARM_TLS_DTPOFF32
+#define REL_TPOFF       R_ARM_TLS_TPOFF32
+#define REL_TLSDESC     R_ARM_TLS_DESC
+
+#define TLSDESC_BACKWARDS
+
+#define CRTJMP(pc,sp) __asm__ __volatile__( \
+	"mov sp,%1 ; bx %0" : : "r"(pc), "r"(sp) : "memory" )
@@ -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) 0, __SYSCALL_LL_E((x))
+
+#ifdef __thumb__
+
+/* Avoid use of r7 in asm constraints when producing thumb code,
+ * since it's reserved as frame pointer and might not be supported. */
+#define __ASM____R7__
+#define __asm_syscall(...) do { \
+	__asm__ __volatile__ ( "mov %1,r7 ; mov r7,%2 ; svc 0 ; mov r7,%1" \
+	: "=r"(r0), "=&r"((int){0}) : __VA_ARGS__ : "memory"); \
+	return r0; \
+	} while (0)
+
+#else
+
+#define __ASM____R7__ __asm__("r7")
+#define __asm_syscall(...) do { \
+	__asm__ __volatile__ ( "svc 0" \
+	: "=r"(r0) : __VA_ARGS__ : "memory"); \
+	return r0; \
+	} while (0)
+#endif
+
+/* For thumb2, we can allow 8-bit immediate syscall numbers, saving a
+ * register in the above dance around r7. Does not work for thumb1 where
+ * only movs, not mov, supports immediates, and we can't use movs because
+ * it doesn't support high regs. */
+#ifdef __thumb2__
+#define R7_OPERAND "rI"(r7)
+#else
+#define R7_OPERAND "r"(r7)
+#endif
+
+static inline long __syscall0(long n)
+{
+	register long r7 __ASM____R7__ = n;
+	register long r0 __asm__("r0");
+	__asm_syscall(R7_OPERAND);
+}
+
+static inline long __syscall1(long n, long a)
+{
+	register long r7 __ASM____R7__ = n;
+	register long r0 __asm__("r0") = a;
+	__asm_syscall(R7_OPERAND, "0"(r0));
+}
+
+static inline long __syscall2(long n, long a, long b)
+{
+	register long r7 __ASM____R7__ = n;
+	register long r0 __asm__("r0") = a;
+	register long r1 __asm__("r1") = b;
+	__asm_syscall(R7_OPERAND, "0"(r0), "r"(r1));
+}
+
+static inline long __syscall3(long n, long a, long b, long c)
+{
+	register long r7 __ASM____R7__ = n;
+	register long r0 __asm__("r0") = a;
+	register long r1 __asm__("r1") = b;
+	register long r2 __asm__("r2") = c;
+	__asm_syscall(R7_OPERAND, "0"(r0), "r"(r1), "r"(r2));
+}
+
+static inline long __syscall4(long n, long a, long b, long c, long d)
+{
+	register long r7 __ASM____R7__ = n;
+	register long r0 __asm__("r0") = a;
+	register long r1 __asm__("r1") = b;
+	register long r2 __asm__("r2") = c;
+	register long r3 __asm__("r3") = d;
+	__asm_syscall(R7_OPERAND, "0"(r0), "r"(r1), "r"(r2), "r"(r3));
+}
+
+static inline long __syscall5(long n, long a, long b, long c, long d, long e)
+{
+	register long r7 __ASM____R7__ = n;
+	register long r0 __asm__("r0") = a;
+	register long r1 __asm__("r1") = b;
+	register long r2 __asm__("r2") = c;
+	register long r3 __asm__("r3") = d;
+	register long r4 __asm__("r4") = e;
+	__asm_syscall(R7_OPERAND, "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4));
+}
+
+static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
+{
+	register long r7 __ASM____R7__ = n;
+	register long r0 __asm__("r0") = a;
+	register long r1 __asm__("r1") = b;
+	register long r2 __asm__("r2") = c;
+	register long r3 __asm__("r3") = d;
+	register long r4 __asm__("r4") = e;
+	register long r5 __asm__("r5") = f;
+	__asm_syscall(R7_OPERAND, "0"(r0), "r"(r1), "r"(r2), "r"(r3), "r"(r4), "r"(r5));
+}
+
+#define SYSCALL_FADVISE_6_ARG
+
+#define SYSCALL_IPC_BROKEN_MODE