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Clean up the clone() code a bit

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This commit is contained in:
Justine Tunney 2022-05-17 07:40:00 -07:00
parent ce71677156
commit 2743f3d012
20 changed files with 252 additions and 150 deletions
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2
test/libc/intrin/tls_test.c
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@ -17,7 +17,7 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/errno.h"
#include "libc/intrin/threaded.h"
#include "libc/nexgen32e/threaded.h"
#include "libc/runtime/runtime.h"
#include "libc/testlib/testlib.h"

2
test/libc/rand/rand64_test.c
View file

@ -23,8 +23,8 @@
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/intrin/spinlock.h"
#include "libc/intrin/threaded.h"
#include "libc/macros.internal.h"
#include "libc/nexgen32e/threaded.h"
#include "libc/rand/rand.h"
#include "libc/runtime/stack.h"
#include "libc/str/str.h"

19
test/libc/runtime/clone_test.c
View file

@ -21,13 +21,15 @@
#include "libc/errno.h"
#include "libc/intrin/kprintf.h"
#include "libc/intrin/spinlock.h"
#include "libc/intrin/threaded.h"
#include "libc/mem/mem.h"
#include "libc/nexgen32e/nexgen32e.h"
#include "libc/nexgen32e/threaded.h"
#include "libc/runtime/stack.h"
#include "libc/sysv/consts/clone.h"
#include "libc/sysv/consts/map.h"
#include "libc/sysv/consts/prot.h"
#include "libc/sysv/consts/sig.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/testlib.h"
#include "libc/time/time.h"
@ -48,15 +50,11 @@ void SetUp(void) {
}
void TearDown(void) {
if (thechilde) {
tkill(thechilde, SIGKILL);
errno = 0;
}
sched_yield();
free(tls);
}
int CloneTest1(void *arg) {
_checkstackalign();
x = 42;
if (!IsWindows()) {
ASSERT_EQ(31337, errno);
@ -72,6 +70,7 @@ int CloneTest1(void *arg) {
}
int DoNothing(void *arg) {
_checkstackalign();
return 0;
}
@ -92,6 +91,7 @@ TEST(clone, test1) {
}
int CloneTestSys(void *arg) {
_checkstackalign();
thechilde = gettid();
ASSERT_EQ(31337, errno);
open(0, 0);
@ -112,3 +112,10 @@ TEST(clone, tlsSystemCallsErrno_wontClobberMainThreadBecauseTls) {
ASSERT_EQ(0, errno);
ASSERT_EQ(EFAULT, *(int *)(tls + 0x3c));
}
BENCH(clone, bench) {
errno_t *volatile ep;
char *volatile tp;
EZBENCH2("__errno_location", donothing, (ep = (__errno_location())));
EZBENCH2("__get_tls", donothing, (tp = __get_tls()));
}