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Get threads working well on MacOS Arm64

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- Now using 10x better GCD semaphores
- We now generate Linux-like thread ids
- We now use fast system clock / sleep libraries
- The APE M1 loader now generates Linux-like stacks
This commit is contained in:
Justine Tunney 2023-06-04 01:57:10 -07:00
parent b5eab2b0b7
commit bcf9af94bf
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GPG key ID: BE714B4575D6E328
2037 changed files with 4664 additions and 4451 deletions
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18
third_party/nsync/mu_semaphore.c vendored
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@ -15,8 +15,8 @@
│ See the License for the specific language governing permissions and │
│ limitations under the License. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/dce.h"
#include "third_party/nsync/mu_semaphore.h"
#include "libc/dce.h"
#include "third_party/nsync/mu_semaphore.internal.h"
asm(".ident\t\"\\n\\n\
@ -27,7 +27,9 @@ https://github.com/google/nsync\"");
/* Initialize *s; the initial value is 0. */
void nsync_mu_semaphore_init (nsync_semaphore *s) {
if (IsNetbsd ()) {
if (IsXnuSilicon ()) {
return nsync_mu_semaphore_init_gcd (s);
} else if (IsNetbsd ()) {
return nsync_mu_semaphore_init_sem (s);
} else {
return nsync_mu_semaphore_init_futex (s);
@ -36,7 +38,9 @@ void nsync_mu_semaphore_init (nsync_semaphore *s) {
/* Wait until the count of *s exceeds 0, and decrement it. */
errno_t nsync_mu_semaphore_p (nsync_semaphore *s) {
if (IsNetbsd ()) {
if (IsXnuSilicon ()) {
return nsync_mu_semaphore_p_gcd (s);
} else if (IsNetbsd ()) {
return nsync_mu_semaphore_p_sem (s);
} else {
return nsync_mu_semaphore_p_futex (s);
@ -47,7 +51,9 @@ errno_t nsync_mu_semaphore_p (nsync_semaphore *s) {
the count of *s is non-zero, in which case decrement *s and return 0;
or abs_deadline expires, in which case return ETIMEDOUT. */
errno_t nsync_mu_semaphore_p_with_deadline (nsync_semaphore *s, nsync_time abs_deadline) {
if (IsNetbsd ()) {
if (IsXnuSilicon ()) {
return nsync_mu_semaphore_p_with_deadline_gcd (s, abs_deadline);
} else if (IsNetbsd ()) {
return nsync_mu_semaphore_p_with_deadline_sem (s, abs_deadline);
} else {
return nsync_mu_semaphore_p_with_deadline_futex (s, abs_deadline);
@ -56,7 +62,9 @@ errno_t nsync_mu_semaphore_p_with_deadline (nsync_semaphore *s, nsync_time abs_d
/* Ensure that the count of *s is at least 1. */
void nsync_mu_semaphore_v (nsync_semaphore *s) {
if (IsNetbsd ()) {
if (IsXnuSilicon ()) {
return nsync_mu_semaphore_v_gcd (s);
} else if (IsNetbsd ()) {
return nsync_mu_semaphore_v_sem (s);
} else {
return nsync_mu_semaphore_v_futex (s);