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Improve AARCH64 execution

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This change fixes bugs in the APE loader. The execve() unit tests are
now enabled for MODE=aarch64. See the README for how you need to have
binfmt_misc configured with Qemu to run them. Apple Silicon bugs have
been fixed too, e.g. tkill() now works.
This commit is contained in:
Justine Tunney 2023-09-11 13:51:37 -07:00
parent 1965d7488e
commit 77a7873057
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GPG key ID: BE714B4575D6E328
31 changed files with 599 additions and 195 deletions
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1
libc/thread/posixthread.internal.h
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@ -79,6 +79,7 @@ struct PosixThread {
char *tls; // bottom of tls allocation
struct CosmoTib *tib; // middle of tls allocation
struct Dll list; // list of threads
pthread_t next; // for xnu silicon
jmp_buf exiter; // for pthread_exit
pthread_attr_t attr;
struct _pthread_cleanup_buffer *cleanup;

1
libc/thread/pthread_create.c
View file

@ -78,6 +78,7 @@ static int PosixThread(void *arg, int tid) {
}
// set long jump handler so pthread_exit can bring control back here
if (!setjmp(pt->exiter)) {
pt->next = __get_tls()->tib_pthread;
__get_tls()->tib_pthread = (pthread_t)pt;
unassert(!sigprocmask(SIG_SETMASK, (sigset_t *)pt->attr.__sigmask, 0));
rc = pt->start(pt->arg);