+2012-05-27 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * intrinsics/time_1.h (gf_cputime): Don't reevaluate HZ expression
+ for times fallback, clarify operation ordering for times and clock
+ fallbacks.
+ (gf_gettime): Fix comment typo.
+
2012-05-24 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/53456
struct tms buf;
clock_t err;
err = times (&buf);
- *user_sec = buf.tms_utime / HZ;
- *user_usec = buf.tms_utime % HZ * (1000000. / HZ);
- *system_sec = buf.tms_stime / HZ;
- *system_usec = buf.tms_stime % HZ * (1000000. / HZ);
+ long hz = HZ;
+ *user_sec = buf.tms_utime / hz;
+ *user_usec = (buf.tms_utime % hz) * (1000000. / hz);
+ *system_sec = buf.tms_stime / hz;
+ *system_usec = (buf.tms_stime % hz) * (1000000. / hz);
if ((err == (clock_t) -1) && errno != 0)
return -1;
return 0;
#else
clock_t c = clock ();
*user_sec = c / CLOCKS_PER_SEC;
- *user_usec = c % CLOCKS_PER_SEC * (1000000. / CLOCKS_PER_SEC);
+ *user_usec = (c % CLOCKS_PER_SEC) * (1000000. / CLOCKS_PER_SEC);
*system_sec = *system_usec = 0;
if (c == (clock_t) -1)
return -1;
usecs - OUTPUT, microseconds
The OUTPUT arguments shall represent the number of seconds and
- nanoseconds since the Epoch.
+ microseconds since the Epoch.
Return value: 0 for success, -1 for error. In case of error, errno
is set.