mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-05-23 05:42:29 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Get llama.com working on aarch64

Browse source
This commit is contained in:
Justine Tunney 2023-05-09 22:41:57 -07:00
parent 4c093155a3
commit a0237a017c
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
19 changed files with 321 additions and 157 deletions
Download patch file Download diff file Expand all files Collapse all files

49
libc/runtime/cosmo2.c
View file

@ -16,8 +16,15 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/intrin/kprintf.h"
#include "libc/intrin/strace.internal.h"
#include "libc/macros.internal.h"
#include "libc/nexgen32e/rdtsc.h"
#include "libc/runtime/internal.h"
#include "libc/runtime/memtrack.internal.h"
#include "libc/runtime/runtime.h"
#include "libc/thread/thread.h"
#include "libc/thread/tls.h"
#ifndef __x86_64__
int main(int, char **, char **) __attribute__((__weak__));
@ -40,35 +47,65 @@ typedef int init_f(int argc, char **argv, char **envp, unsigned long *auxv);
extern init_f __strace_init;
extern init_f *__init_array_start[] __attribute__((__weak__));
extern init_f *__init_array_end[] __attribute__((__weak__));
extern uintptr_t ape_idata_iat[] __attribute__((__weak__));
extern uintptr_t ape_idata_iatend[] __attribute__((__weak__));
extern pthread_mutex_t __mmi_lock_obj;
struct CosmoTib *tib;
void cosmo(long *sp) {
int argc;
init_f **fp;
uintptr_t *pp;
char **argv, **envp;
unsigned long *auxv;
// get startup timestamp as early as possible
// its used by --strace and also kprintf() %T
kStartTsc = rdtsc();
// extracts arguments from old sysv stack abi
argc = *sp;
argv = (char **)(sp + 1);
envp = (char **)(sp + 1 + argc + 1);
auxv = (unsigned long *)(sp + 1 + argc + 1);
for (;;) {
if (!*auxv++) {
break;
}
while (*auxv++) donothing;
// needed by kisdangerous()
__oldstack = (intptr_t)sp;
// make win32 imps noop
for (pp = ape_idata_iat; pp < ape_idata_iatend; ++pp) {
*pp = (uintptr_t)_missingno;
}
// initialize mmap() manager extremely early
_mmi.n = ARRAYLEN(_mmi.s);
_mmi.p = _mmi.s;
__mmi_lock_obj._type = PTHREAD_MUTEX_RECURSIVE;
#ifdef SYSDEBUG
// initialize --strace functionality
argc = __strace_init(argc, argv, envp, auxv);
#endif
// set helpful globals
__argc = argc;
__argv = argv;
__envp = envp;
__auxv = auxv;
environ = envp;
if (argc) program_invocation_name = argv[0];
// run initialization callbacks
_init();
for (fp = __init_array_start; fp < __init_array_end; ++fp) {
__enable_tls();
for (fp = __init_array_end; fp-- > __init_array_start;) {
(*fp)(argc, argv, envp, auxv);
}
// run program
exit(main(argc, argv, envp));
}
#endif /* __aarch64__ */
#endif /* __x86_64__ */