/* { dg-require-effective-target vect_float } */
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/* { dg-require-effective-target vect_float } */
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#include <stdarg.h>
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#include <stdarg.h>
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#include "tree-vect.h"
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#include "tree-vect.h"
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#define N 256
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#define N 256
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void bar (const float *pa, const float *pb, const float *pc)
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void bar (const float *pa, const float *pb, const float *pc)
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{
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{
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int i;
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int i;
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/* check results: */
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/* check results: */
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for (i = 0; i < N; i++)
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for (i = 0; i < N; i++)
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{
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{
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if (pa[i] != (pb[i] * pc[i]))
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if (pa[i] != (pb[i] * pc[i]))
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abort ();
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abort ();
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}
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}
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return;
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return;
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}
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}
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/* Unaligned pointer accesses, with unknown alignment.
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/* Unaligned pointer accesses, with unknown alignment.
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The loop bound is known and divisible by the vectorization factor.
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The loop bound is known and divisible by the vectorization factor.
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Can't prove that the pointers don't alias.
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Can't prove that the pointers don't alias.
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vect-51.c is similar to this one with one difference:
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vect-51.c is similar to this one with one difference:
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the loop bound is unknown.
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the loop bound is unknown.
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vect-44.c is similar to this one with one difference:
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vect-44.c is similar to this one with one difference:
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Aliasing is not a problem. */
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Aliasing is not a problem. */
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int
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int
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main1 (float *pa, float *pb, float *pc)
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main1 (float *pa, float *pb, float *pc)
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{
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{
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int i;
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int i;
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for (i = 0; i < N; i++)
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for (i = 0; i < N; i++)
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{
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{
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pa[i] = pb[i] * pc[i];
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pa[i] = pb[i] * pc[i];
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}
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}
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bar (pa,pb,pc);
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bar (pa,pb,pc);
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return 0;
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return 0;
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}
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}
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int main (void)
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int main (void)
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{
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{
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int i;
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int i;
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float a[N];
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float a[N];
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float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
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float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
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float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
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float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
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check_vect ();
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check_vect ();
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main1 (a,b,c);
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main1 (a,b,c);
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return 0;
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return 0;
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}
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}
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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