mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-07-06 11:18:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Get deathstar demo working again on metal

Browse source
This commit is contained in:
Justine Tunney 2024-07-04 03:44:17 -07:00
parent 15ea0524b3
commit bd6d9ff99a
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
6 changed files with 21 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

8
libc/intrin/mman.greg.c
View file

@ -45,7 +45,7 @@
#ifdef __x86_64__
#define INVERT(x) (BANE + PHYSICAL((uintptr_t)(x)))
#define NOPAGE ((uint64_t) - 1)
#define NOPAGE ((uint64_t)-1)
#define APE_STACK_VADDR \
({ \
@ -69,9 +69,9 @@ texthead uint64_t __new_page(struct mman *mm) {
if (p != NOPAGE) {
uint64_t q;
struct ReclaimedPage *rp = (struct ReclaimedPage *)(BANE + p);
unassert(p == (p & PAGE_TA));
/* unassert(p == (p & PAGE_TA)); */
q = rp->next;
unassert(q == (q & PAGE_TA) || q == NOPAGE);
/* unassert(q == (q & PAGE_TA) || q == NOPAGE); */
mm->frp = q;
return p;
}
@ -200,7 +200,7 @@ void __ref_pages(struct mman *mm, uint64_t *pml4t, uint64_t ps, uint64_t size) {
*/
static void __reclaim_page(struct mman *mm, uint64_t p) {
struct ReclaimedPage *rp = (struct ReclaimedPage *)(BANE + p);
unassert(p == (p & PAGE_TA));
/* unassert(p == (p & PAGE_TA)); */
rp->next = mm->frp;
mm->frp = p;
}

1
libc/intrin/pthread_mutex_lock.c
View file

@ -25,7 +25,6 @@
#include "libc/runtime/internal.h"
#include "libc/thread/lock.h"
#include "libc/thread/thread.h"
#include "libc/thread/tls.h"
#include "third_party/nsync/mu.h"
/**

19
libc/intrin/sig.c
View file

@ -27,9 +27,12 @@
struct Signals __sig;
sigset_t __sig_block(void) {
if (IsWindows()) {
return atomic_exchange_explicit(&__get_tls()->tib_sigmask, -1,
memory_order_acquire);
if (IsWindows() || IsMetal()) {
if (__tls_enabled)
return atomic_exchange_explicit(&__get_tls()->tib_sigmask, -1,
memory_order_acquire);
else
return 0;
} else {
sigset_t res, neu = -1;
sys_sigprocmask(SIG_SETMASK, &neu, &res);
@ -38,10 +41,12 @@ sigset_t __sig_block(void) {
}
void __sig_unblock(sigset_t m) {
if (IsWindows()) {
atomic_store_explicit(&__get_tls()->tib_sigmask, m, memory_order_release);
if (_weaken(__sig_check)) {
_weaken(__sig_check)();
if (IsWindows() || IsMetal()) {
if (__tls_enabled) {
atomic_store_explicit(&__get_tls()->tib_sigmask, m, memory_order_release);
if (_weaken(__sig_check)) {
_weaken(__sig_check)();
}
}
} else {
sys_sigprocmask(SIG_SETMASK, &m, 0);