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Get LIBC_RUNTIME and LIBC_CALLS building on aarch64

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Justine Tunney 2023-05-09 01:56:56 -07:00
parent 7e46645193
commit e5e3cdf447
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GPG key ID: BE714B4575D6E328
1200 changed files with 5341 additions and 3677 deletions
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46
libc/calls/syscall-sysv.internal.h
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@ -10,9 +10,6 @@ COSMOPOLITAN_C_START_
│ cosmopolitan § syscalls » system five » structless synthetic jump slots ─╬─│┼
╚────────────────────────────────────────────────────────────────────────────│*/
int _sysret32(long) asm("_sysret");
long _sysret64(long) asm("_sysret");
axdx_t __sys_fork(void) _Hide;
axdx_t __sys_pipe(i32[hasatleast 2], i32) _Hide;
axdx_t sys_getpid(void) _Hide;
@ -65,6 +62,7 @@ i32 sys_getresgid(u32 *, u32 *, u32 *) _Hide;
i32 sys_getresuid(u32 *, u32 *, u32 *) _Hide;
i32 sys_getsid(i32) _Hide;
i32 sys_gettid(void) _Hide;
i32 sys_ioctl(i32, u64, ...) _Hide;
i32 sys_ioctl_cp(i32, u64, ...) _Hide;
i32 sys_issetugid(void) _Hide;
i32 sys_kill(i32, i32, i32) _Hide;
@ -133,54 +131,18 @@ i64 sys_readlink(const char *, char *, u64) _Hide;
i64 sys_readlinkat(i32, const char *, char *, u64) _Hide;
i64 sys_sendfile(i32, i32, i64 *, u64) _Hide;
i64 sys_splice(i32, i64 *, i32, i64 *, u64, u32) _Hide;
i64 sys_write(i32, const void *, u64) _Hide;
u32 sys_getegid(void) _Hide;
u32 sys_geteuid(void) _Hide;
u32 sys_getgid(void) _Hide;
u32 sys_getuid(void) _Hide;
u32 sys_umask(u32) _Hide;
unsigned long _sysret(unsigned long) _Hide;
void *__sys_mmap(void *, u64, u32, u32, i64, i64, i64) _Hide;
void *__sys_mremap(void *, u64, u64, i32, void *) _Hide;
void *sys_mremap(void *, u64, u64, i32, void *) _Hide;
void sys_exit(i32) _Hide;
#ifdef __x86_64__
i64 sys_write(i32, const void *, u64) _Hide;
#elif defined(__aarch64__)
static inline ssize_t sys_write(int f, const void *b, size_t c) {
register long r0 asm("x0") = (long)f;
register long r1 asm("x1") = (long)b;
register long r2 asm("x2") = (long)c;
register long res_x0 asm("x0");
asm volatile("mov\tx8,%1\n\t"
"svc\t0"
: "=r"(res_x0)
: "i"(64), "r"(r0), "r"(r1), "r"(r2)
: "x8", "memory");
return _sysret64(res_x0);
}
#endif
#ifdef __x86_64__
i32 sys_ioctl(i32, u64, ...) _Hide;
#elif defined(__aarch64__)
static inline int sys_ioctl(int d, int r, ...) {
void *a;
va_list va;
va_start(va, r);
a = va_arg(va, void *);
va_end(va);
register long r0 asm("x0") = (long)d;
register long r1 asm("x1") = (long)r;
register long r2 asm("x2") = (long)a;
register long res_x0 asm("x0");
asm volatile("mov\tx8,%1\n\t"
"svc\t0"
: "=r"(res_x0)
: "i"(29), "r"(r0), "r"(r1), "r"(r2)
: "x8", "memory");
return _sysret32(res_x0);
}
#endif
#undef i32
#undef i64
#undef u32