[gcc.git] / gcc / testsuite / gcc.dg / vect / tsvc / vect-tsvc-s243.c

/*  This file is distributed under the University of Illinois Open Source
    License. See license.txt for details.  */

/* { dg-additional-options "--param vect-epilogues-nomask=0" } */
/* { dg-require-effective-target vect_float } */

#include "tsvc.h"

real_t s243(struct args_t * func_args)
{
//    node splitting
//    false dependence cycle breaking

    initialise_arrays(__func__);

    for (int nl = 0; nl < iterations; nl++) {
        for (int i = 0; i < LEN_1D-1; i++) {
            a[i] = b[i] + c[i  ] * d[i];
            b[i] = a[i] + d[i  ] * e[i];
            a[i] = b[i] + a[i+1] * d[i];
        }
        dummy(a, b, c, d, e, aa, bb, cc, 0.);
    }

    return calc_checksum(__func__);
}

int main (int argc, char **argv)
{
  int n1 = 1;
  int n3 = 1;
  int* ip;
  real_t s1,s2;
  init(&ip, &s1, &s2);

  run(&s243, "s243", NULL);

  return 0;
}

/* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" } } */
Commit	Line	Data
f81970b5 ML	1	/* This file is distributed under the University of Illinois Open Source
	2	License. See license.txt for details. */
	3
	4	/* { dg-additional-options "--param vect-epilogues-nomask=0" } */
	5	/* { dg-require-effective-target vect_float } */
	6
	7	#include "tsvc.h"
	8
	9	real_t s243(struct args_t * func_args)
	10	{
	11	// node splitting
	12	// false dependence cycle breaking
	13
	14	initialise_arrays(__func__);
	15
	16	for (int nl = 0; nl < iterations; nl++) {
	17	for (int i = 0; i < LEN_1D-1; i++) {
	18	a[i] = b[i] + c[i ] * d[i];
	19	b[i] = a[i] + d[i ] * e[i];
	20	a[i] = b[i] + a[i+1] * d[i];
	21	}
	22	dummy(a, b, c, d, e, aa, bb, cc, 0.);
	23	}
	24
	25	return calc_checksum(__func__);
	26	}
	27
	28	int main (int argc, char **argv)
	29	{
	30	int n1 = 1;
	31	int n3 = 1;
	32	int* ip;
	33	real_t s1,s2;
	34	init(&ip, &s1, &s2);
	35
	36	run(&s243, "s243", NULL);
	37
	38	return 0;
	39	}
	40
4bdf739f	41	/* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" } } */