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patch 9.0.1411: accuracy of profiling is not optimal

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Problem:    Accuracy of profiling is not optimal.
Solution:   Use CLOCK_MONOTONIC if possible. (Ernie Rael, closes #12129)
This commit is contained in:
Ernie Rael
2023-03-16 21:43:15 +00:00
committed by Bram Moolenaar
parent 16110ccf11
commit 076de79ad8
9 changed files with 91 additions and 49 deletions
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17
src/time.c
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@@ -163,7 +163,7 @@ list2proftime(typval_T *arg, proftime_T *tm)
tm->LowPart = n2;
# else
tm->tv_sec = n1;
tm->tv_usec = n2;
tm->tv_fsec = n2;
# endif
return error ? FAIL : OK;
}
@@ -222,7 +222,7 @@ f_reltime(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
n2 = res.LowPart;
# else
n1 = res.tv_sec;
n2 = res.tv_usec;
n2 = res.tv_fsec;
# endif
list_append_number(rettv->vval.v_list, (varnumber_T)n1);
list_append_number(rettv->vval.v_list, (varnumber_T)n2);
@@ -258,6 +258,7 @@ f_reltimefloat(typval_T *argvars UNUSED, typval_T *rettv)
void
f_reltimestr(typval_T *argvars UNUSED, typval_T *rettv)
{
static char buf[50];
# ifdef FEAT_RELTIME
proftime_T tm;
# endif
@@ -269,7 +270,15 @@ f_reltimestr(typval_T *argvars UNUSED, typval_T *rettv)
return;
if (list2proftime(&argvars[0], &tm) == OK)
{
# ifdef MSWIN
rettv->vval.v_string = vim_strsave((char_u *)profile_msg(&tm));
# else
long usec = tm.tv_fsec / (TV_FSEC_SEC / 1000000);
sprintf(buf, "%3ld.%06ld", (long)tm.tv_sec, usec);
rettv->vval.v_string = vim_strsave((char_u *)buf);
# endif
}
else if (in_vim9script())
emsg(_(e_invalid_argument));
# endif
@@ -392,7 +401,7 @@ static timer_T *first_timer = NULL;
static long last_timer_id = 0;
/*
* Return time left until "due". Negative if past "due".
* Return time left, in "msec", until "due". Negative if past "due".
*/
long
proftime_time_left(proftime_T *due, proftime_T *now)
@@ -409,7 +418,7 @@ proftime_time_left(proftime_T *due, proftime_T *now)
if (now->tv_sec > due->tv_sec)
return 0;
return (due->tv_sec - now->tv_sec) * 1000
+ (due->tv_usec - now->tv_usec) / 1000;
+ (due->tv_fsec - now->tv_fsec) / (TV_FSEC_SEC / 1000);
# endif
}