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Use futexes on OpenBSD and improve threading

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This commit is contained in:
Justine Tunney 2022-07-17 19:59:49 -07:00
parent 5b11033d4d
commit 4f4889ddf7
17 changed files with 114 additions and 63 deletions
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12
test/libc/calls/reservefd_test.c
View file

@ -48,10 +48,6 @@ STATIC_YOINK("libc/testlib/hyperion.txt");
#define THREADS 8
__attribute__((__constructor__)) static void init(void) {
if (IsOpenbsd()) exit(0); // TODO(jart): flakes :'(
}
void PullSomeZipFilesIntoLinkage(void) {
gmtime(0);
}
@ -121,12 +117,8 @@ TEST(reservefd, tortureTest) {
.sa_flags = 0 /* SA_NODEFER */};
// ASSERT_SYS(0, 0, sigaction(SIGALRM, &sa, &oldsa));
// ASSERT_SYS(0, 0, setitimer(ITIMER_REAL, &it, &oldit));
for (i = 0; i < THREADS; ++i) {
_spawn(Worker, 0, th + i);
}
for (i = 0; i < THREADS; ++i) {
_join(th + i);
}
for (i = 0; i < THREADS; ++i) _spawn(Worker, 0, th + i);
for (i = 0; i < THREADS; ++i) _join(th + i);
// EXPECT_SYS(0, 0, sigaction(SIGALRM, &oldsa, 0));
// EXPECT_SYS(0, 0, setitimer(ITIMER_REAL, &oldit, 0));
}

3
test/libc/stdio/dtoa_test.c
View file

@ -17,6 +17,7 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/struct/sched_param.h"
#include "libc/dce.h"
#include "libc/fmt/fmt.h"
#include "libc/intrin/spinlock.h"
@ -29,6 +30,7 @@
#include "libc/sysv/consts/clone.h"
#include "libc/sysv/consts/map.h"
#include "libc/sysv/consts/prot.h"
#include "libc/sysv/consts/sched.h"
#include "libc/testlib/testlib.h"
#include "libc/thread/spawn.h"
#include "libc/x/x.h"
@ -61,7 +63,6 @@ int Worker(void *p, int tid) {
TEST(dtoa, locks) {
int i, n = 32;
struct spawn *t = gc(malloc(sizeof(struct spawn) * n));
if (IsOpenbsd()) return; // TODO(jart): OpenBSD flakes :'(
for (i = 0; i < n; ++i) ASSERT_SYS(0, 0, _spawn(Worker, 0, t + i));
for (i = 0; i < n; ++i) EXPECT_SYS(0, 0, _join(t + i));
}

47
test/libc/stdio/memory_test.c Normal file
View file

@ -0,0 +1,47 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/mem/mem.h"
#include "libc/runtime/gc.internal.h"
#include "libc/stdio/stdio.h"
#include "libc/testlib/testlib.h"
#include "libc/thread/spawn.h"
int Worker(void *arg, int tid) {
int i;
char *volatile p;
char *volatile q;
for (i = 0; i < 256; ++i) {
p = malloc(17);
free(p);
p = malloc(17);
q = malloc(17);
sched_yield();
free(p);
free(q);
}
return 0;
}
TEST(memory, test) {
int i, n = 32;
struct spawn *t = gc(malloc(sizeof(struct spawn) * n));
for (i = 0; i < n; ++i) ASSERT_SYS(0, 0, _spawn(Worker, 0, t + i));
for (i = 0; i < n; ++i) EXPECT_SYS(0, 0, _join(t + i));
}