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Between Heaven & Hell 2
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rccl036
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1987-03-02
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96 lines
/*
* RCCL Version 1.0 Author : Vincent Hayward
* School of Electrical Engineering
* Purdue University
* Dir : src
* File : speed.c
* Remarks : Measure how much time critical functions take to execute.
* Usage : make speed, run speed 3 or speed 4
*/
#include "../h/which.h"
#include "../h/rccl.h"
#include "../h/manip.h"
#include "../h/umac.h"
JNTS j = {" ",0., 0., 0., 0., 0., 0.};
FORCE f = {1., 1., 1., 1., 1., 1.};
main(argc,argv)
char **argv;
{
int i, n = 1;
double d = 1.;
float f = 1.;
double d1, d2;
TRSF t, u, v;
double t1, t2, lt, cputim_(); /* fortran cc .. -lU77 */
double fact = 1000000.;
jns_to_tr_n(&t, &j, NO);
i = atoi(*(argv+1));
while(i--)
n *= 10;
i = n;
t1 = cputim_();
while (i--)
tr_to_jns_n(&j, &t, YES);
t2 = cputim_();
lt = ((t2 - t1) * fact) / n;
printf("solutions time = %f\n", lt);
i = n;
t1 = cputim_();
while (i--)
jns_to_tr_n(&t, &j, YES);
t2 = cputim_();
lt = ((t2 - t1) * fact) / n;
printf("handpos time = %f\n", lt);
n *= 10;
i = n;
t1 = cputim_();
while (i--) {
++rtime;
jacobT_n(&j, &f);
}
t2 = cputim_();
lt = ((t2 - t1) * fact) / n;
printf("Jacobian time = %f\n", lt);
i = n;
t1 = cputim_();
while (i--)
invert(&u, &t);
t2 = cputim_();
lt = ((t2 - t1) * fact) / n;
printf("invert time = %f\n", lt);
i = n;
t1 = cputim_();
while (i--)
trmult(&v, &t, &u);
t2 = cputim_();
lt = ((t2 - t1) * fact) / n;
printf("trmult time = %f\n", lt);
i = n;
t1 = cputim_();
while (i--)
SINCOS(d1, d2, .7);
t2 = cputim_();
lt = ((t2 - t1) * fact) / n;
printf("sin+cos time = %f\n", lt);
}