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- Implement openpty()
- Add `--assimilate` flag to APE bootloader
- Restore Linux vDSO clock_gettime() support
- Use `$(APE_NO_MODIFY_SELF)` on more programs
This commit is contained in:
Justine Tunney 2022-05-24 10:19:39 -07:00
parent cef50f2a6b
commit d44ff6ce1f
33 changed files with 600 additions and 251 deletions
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32
test/libc/calls/clock_gettime_test.c
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@ -16,14 +16,40 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/clock_gettime.h"
#include "libc/calls/internal.h"
#include "libc/calls/struct/timespec.h"
#include "libc/sysv/consts/clock.h"
#include "libc/calls/struct/timeval.h"
#include "libc/calls/syscall_support-sysv.internal.h"
#include "libc/nexgen32e/rdtsc.h"
#include "libc/runtime/runtime.h"
#include "libc/sysv/consts/auxv.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/testlib.h"
#include "libc/time/time.h"
TEST(clock_gettime, test) {
bool isfast;
struct timespec ts = {0};
ASSERT_EQ(0, clock_gettime(0, &ts));
ASSERT_NE(0, ts.tv_sec);
ASSERT_NE(0, ts.tv_nsec);
if (__is_linux_2_6_23()) {
ASSERT_GT((intptr_t)__get_clock_gettime(&isfast),
getauxval(AT_SYSINFO_EHDR));
ASSERT_TRUE(isfast);
}
}
BENCH(clock_gettime, bench) {
struct timeval tv;
struct timespec ts;
gettimeofday(&tv, 0); // trigger init
clock_gettime(0, &ts); // trigger init
EZBENCH2("nowl", donothing, nowl());
EZBENCH2("clock_gettime", donothing, clock_gettime(CLOCK_REALTIME, &ts));
EZBENCH2("rdtsc", donothing, rdtsc());
EZBENCH2("gettimeofday", donothing, gettimeofday(&tv, 0));
EZBENCH2("clock_gettime", donothing, clock_gettime(0, &ts));
EZBENCH2("__clock_gettime", donothing, __clock_gettime(0, &ts));
EZBENCH2("sys_clock_gettime", donothing, sys_clock_gettime(0, &ts));
}