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working on sort

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This commit is contained in:
Evghenii
2013-11-13 17:07:55 +01:00
parent 525eacd035
commit 61fab0340c
8 changed files with 1391 additions and 4 deletions
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26
examples_cuda/sort/sort.cpp
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@@ -41,6 +41,20 @@
#include "../timing.h"
#include "sort_ispc.h"
#include <sys/time.h>
static inline double rtc(void)
{
struct timeval Tvalue;
double etime;
struct timezone dummy;
gettimeofday(&Tvalue,&dummy);
etime = (double) Tvalue.tv_sec +
1.e-6*((double) Tvalue.tv_usec);
return etime;
}
using namespace ispc;
extern void sort_serial (int n, unsigned int code[], int order[]);
@@ -71,26 +85,30 @@ int main (int argc, char *argv[])
{
int i, j, n = argc == 1 ? 1000000 : atoi(argv[1]), m = n < 100 ? 1 : 50, l = n < 100 ? n : RAND_MAX;
double tISPC1 = 0.0, tISPC2 = 0.0, tSerial = 0.0;
printf("n= %d \n", n);
unsigned int *code = new unsigned int [n];
int *order = new int [n];
srand (0);
#if 0
for (i = 0; i < m; i ++)
{
for (j = 0; j < n; j ++) code [j] = random() % l;
reset_and_start_timer();
const double t0 = rtc();
sort_ispc (n, code, order, 1);
tISPC1 += get_elapsed_mcycles();
tISPC1 += (rtc() - t0); //get_elapsed_mcycles();
if (argc != 3)
progressbar (i, m);
}
printf("[sort ispc]:\t[%.3f] million cycles\n", tISPC1);
#endif
srand (0);
@@ -100,9 +118,10 @@ int main (int argc, char *argv[])
reset_and_start_timer();
const double t0 = rtc();
sort_ispc (n, code, order, 0);
tISPC2 += get_elapsed_mcycles();
tISPC2 += (rtc() - t0); // get_elapsed_mcycles();
if (argc != 3)
progressbar (i, m);
@@ -118,9 +137,10 @@ int main (int argc, char *argv[])
reset_and_start_timer();
const double t0 = rtc();
sort_serial (n, code, order);
tSerial += get_elapsed_mcycles();
tSerial += (rtc() - t0);//get_elapsed_mcycles();
if (argc != 3)
progressbar (i, m);