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Clean up some sleep code

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Justine Tunney 2022-10-08 02:40:44 -07:00
parent 9849b4c7ba
commit 672ccda37c
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GPG key ID: BE714B4575D6E328
35 changed files with 310 additions and 598 deletions
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15
libc/calls/now.c
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@ -17,20 +17,21 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/assert.h"
#include "libc/intrin/bits.h"
#include "libc/intrin/initializer.internal.h"
#include "libc/intrin/safemacros.internal.h"
#include "libc/calls/calls.h"
#include "libc/calls/clock_gettime.internal.h"
#include "libc/calls/state.internal.h"
#include "libc/intrin/strace.internal.h"
#include "libc/calls/syscall_support-sysv.internal.h"
#include "libc/dce.h"
#include "libc/intrin/bits.h"
#include "libc/intrin/initializer.internal.h"
#include "libc/intrin/safemacros.internal.h"
#include "libc/intrin/strace.internal.h"
#include "libc/macros.internal.h"
#include "libc/nexgen32e/rdtsc.h"
#include "libc/nexgen32e/x86feature.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/clock.h"
#include "libc/thread/tls.h"
#include "libc/time/time.h"
static clock_gettime_f *__gettime;
@ -53,11 +54,9 @@ static long double GetTimeSample(void) {
}
static long double MeasureNanosPerCycle(void) {
bool tc;
int i, n;
long double avg, samp;
tc = __time_critical;
__time_critical = true;
__get_tls()->tib_flags |= TIB_FLAG_TIME_CRITICAL;
if (IsWindows()) {
n = 10;
} else {
@ -67,7 +66,7 @@ static long double MeasureNanosPerCycle(void) {
samp = GetTimeSample();
avg += (samp - avg) / i;
}
__time_critical = tc;
__get_tls()->tib_flags &= ~TIB_FLAG_TIME_CRITICAL;
STRACE("MeasureNanosPerCycle cpn*1000=%d", (long)(avg * 1000));
return avg;
}