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Get llama.com working on aarch64

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Justine Tunney 2023-05-09 22:41:57 -07:00
parent 4c093155a3
commit a0237a017c
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GPG key ID: BE714B4575D6E328
19 changed files with 321 additions and 157 deletions
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12
libc/runtime/clone.c
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@ -25,6 +25,7 @@
#include "libc/errno.h"
#include "libc/intrin/asan.internal.h"
#include "libc/intrin/describeflags.internal.h"
#include "libc/intrin/kprintf.h"
#include "libc/intrin/strace.internal.h"
#include "libc/limits.h"
#include "libc/macros.internal.h"
@ -452,7 +453,12 @@ static int CloneLinux(int (*func)(void *arg, int rc), char *stk, size_t stksz,
ctid = (int *)sp;
sp -= 8; // experiment
}
sp = sp & -16; // align the stack
// align the stack
#ifdef __aarch64__
sp = sp & -128; // for kernel 4.6 and earlier
#else
sp = sp & -16;
#endif
if ((rc = sys_clone_linux(flags, sp, ptid, ctid, tls, func, arg)) >= 0) {
// clone() is documented as setting ptid before return
return 0;
@ -577,6 +583,10 @@ errno_t clone(void *func, void *stk, size_t stksz, int flags, void *arg,
__enable_threads();
}
STRACE("clone(func=%t, stk=%p, stksz=%'zu, flags=%#x, arg=%p, ptid=%p, "
"tls=%p, ctid=%p)",
func, stk, stksz, flags, arg, ptid, tls, ctid);
if (!func) {
rc = EINVAL;
} else if (!IsTiny() &&