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Use (portable) rdtsc_oai() in tpool

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This commit is contained in:
Robert Schmidt
2022-02-25 17:55:27 +01:00
parent c6ac88ffa6
commit 211b6feadf
6 changed files with 35 additions and 40 deletions
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common/utils/threadPool/measurement_display.c
+2 -2
View File
@@ -43,9 +43,9 @@ int main(int argc, char *argv[]) {
exit(1);
}
uint64_t deb=rdtsc();
uint64_t deb=rdtsc_oai();
usleep(100000);
cpuCyclesMicroSec=(rdtsc()-deb)/100000;
cpuCyclesMicroSec=(rdtsc_oai()-deb)/100000;
printf("Cycles per µs: %lu\n",cpuCyclesMicroSec);
printf("Key" SEP "delay to process" SEP "processing time" SEP "delay to be read answer\n");
notifiedFIFO_elt_t doneRequest;
common/utils/threadPool/thread-pool.c
+2 -2
View File
@@ -72,11 +72,11 @@ void *one_thread(void *arg) {
do {
notifiedFIFO_elt_t *elt=pullNotifiedFifoRemember(&tp->incomingFifo, myThread);
if (tp->measurePerf) elt->startProcessingTime=rdtsc();
if (tp->measurePerf) elt->startProcessingTime=rdtsc_oai();
elt->processingFunc(NotifiedFifoData(elt));
if (tp->measurePerf) elt->endProcessingTime=rdtsc();
if (tp->measurePerf) elt->endProcessingTime=rdtsc_oai();
if (elt->reponseFifo) {
// Check if the job is still alive, else it has been aborted
common/utils/threadPool/thread-pool.h
+12 -18
View File
@@ -29,15 +29,9 @@
#include <pthread.h>
#include <unistd.h>
#include <sys/syscall.h>
#include <assertions.h>
#include <common/utils/system.h>
//#include <stdatomic.h>
static __inline__ uint64_t rdtsc(void) {
uint32_t a, d;
__asm__ volatile ("rdtsc" : "=a" (a), "=d" (d));
return (((uint64_t)d)<<32) | ((uint64_t)a);
}
#include "assertions.h"
#include "common/utils/time_meas.h"
#include "common/utils/system.h"
#ifdef DEBUG
#define THREADINIT PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP
@@ -66,10 +60,10 @@ typedef struct notifiedFIFO_elt_s {
struct notifiedFIFO_s *reponseFifo;
void (*processingFunc)(void *);
bool malloced;
uint64_t creationTime;
uint64_t startProcessingTime;
uint64_t endProcessingTime;
uint64_t returnTime;
OAI_CPUTIME_TYPE creationTime;
OAI_CPUTIME_TYPE startProcessingTime;
OAI_CPUTIME_TYPE endProcessingTime;
OAI_CPUTIME_TYPE returnTime;
void *msgData;
} notifiedFIFO_elt_t;
@@ -225,18 +219,18 @@ typedef struct thread_pool {
} tpool_t;
static inline void pushTpool(tpool_t *t, notifiedFIFO_elt_t *msg) {
if (t->measurePerf) msg->creationTime=rdtsc();
if (t->measurePerf) msg->creationTime=rdtsc_oai();
if ( t->activated)
pushNotifiedFIFO(&t->incomingFifo, msg);
else {
if (t->measurePerf)
msg->startProcessingTime=rdtsc();
msg->startProcessingTime=rdtsc_oai();
msg->processingFunc(NotifiedFifoData(msg));
if (t->measurePerf)
msg->endProcessingTime=rdtsc();
msg->endProcessingTime=rdtsc_oai();
if (msg->reponseFifo)
pushNotifiedFIFO(msg->reponseFifo, msg);
@@ -247,7 +241,7 @@ static inline notifiedFIFO_elt_t *pullTpool(notifiedFIFO_t *responseFifo, tpool_
notifiedFIFO_elt_t *msg= pullNotifiedFIFO(responseFifo);
AssertFatal(t->traceFd, "Thread pool used while not initialized");
if (t->measurePerf)
msg->returnTime=rdtsc();
msg->returnTime=rdtsc_oai();
if (t->traceFd > 0)
if(write(t->traceFd, msg, sizeof(*msg)));
@@ -262,7 +256,7 @@ static inline notifiedFIFO_elt_t *tryPullTpool(notifiedFIFO_t *responseFifo, tpo
return NULL;
if (t->measurePerf)
msg->returnTime=rdtsc();
msg->returnTime=rdtsc_oai();
if (t->traceFd)
if(write(t->traceFd, msg, sizeof(*msg)));