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malloc: Use hp-timing on libmemusage

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Instead of reimplemeting on GETTIME macro.
This commit is contained in:
Adhemerval Zanella
2021-12-16 13:43:38 -03:00
parent 92ff345137
commit a75b1e35c5
5 changed files with 21 additions and 24 deletions
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24
malloc/memusage.c
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@ -34,6 +34,7 @@
#include <sys/time.h>
#include <memusage.h>
#include <hp-timing.h>
/* Pointer to the real functions. These are determined used `dlsym'
when really needed. */
@ -114,6 +115,23 @@ static struct entry buffer[2 * DEFAULT_BUFFER_SIZE];
static uint32_t buffer_cnt;
static struct entry first;
static void
gettime (struct entry *e)
{
#if HP_TIMING_INLINE
hp_timing_t now;
HP_TIMING_NOW (now);
e->time_low = now & 0xffffffff;
e->time_high = now >> 32;
#else
struct __timespec64 now;
uint64_t usecs;
__clock_gettime64 (CLOCK_REALTIME, &now);
usecs = (uint64_t)now.tv_nsec / 1000 + (uint64_t)now.tv_sec * 1000000;
e->time_low = usecs & 0xffffffff;
e->time_high = usecs >> 32;
#endif
}
/* Update the global data after a successful function call. */
static void
@ -177,7 +195,7 @@ update_data (struct header *result, size_t len, size_t old_len)
buffer[idx].heap = current_heap;
buffer[idx].stack = current_stack;
GETTIME (buffer[idx].time_low, buffer[idx].time_high);
gettime (&buffer[idx]);
/* Write out buffer if it is full. */
if (idx + 1 == buffer_size)
@ -267,7 +285,7 @@ me (void)
/* Write the first entry. */
first.heap = 0;
first.stack = 0;
GETTIME (first.time_low, first.time_high);
gettime (&first);
/* Write it two times since we need the starting and end time. */
write (fd, &first, sizeof (first));
write (fd, &first, sizeof (first));
@ -818,7 +836,7 @@ dest (void)
stack. */
first.heap = peak_heap;
first.stack = peak_stack;
GETTIME (first.time_low, first.time_high);
gettime (&first);
write (fd, &first, sizeof (struct entry));
/* Close the file. */