/* { 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 16
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#define N 16
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float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
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float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
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float d[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};
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float d[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};
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__attribute__ ((noinline)) int
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__attribute__ ((noinline)) int
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main1 (void)
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main1 (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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/* Strided access. Vectorizable on platforms that support load of strided
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/* Strided access. Vectorizable on platforms that support load of strided
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accesses (extract of even/odd vector elements). */
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accesses (extract of even/odd vector elements). */
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for (i = 0; i < N/2; i++)
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for (i = 0; i < N/2; i++)
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{
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{
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a[i] = b[2*i+1] * c[2*i+1] - b[2*i] * c[2*i];
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a[i] = b[2*i+1] * c[2*i+1] - b[2*i] * c[2*i];
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d[i] = b[2*i] * c[2*i+1] + b[2*i+1] * c[2*i];
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d[i] = b[2*i] * c[2*i+1] + b[2*i+1] * c[2*i];
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}
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}
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/* Check results. */
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/* Check results. */
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for (i = 0; i < N/2; i++)
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for (i = 0; i < N/2; i++)
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{
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{
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if (a[i] != b[2*i+1] * c[2*i+1] - b[2*i] * c[2*i]
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if (a[i] != b[2*i+1] * c[2*i+1] - b[2*i] * c[2*i]
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|| d[i] != b[2*i] * c[2*i+1] + b[2*i+1] * c[2*i])
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|| d[i] != b[2*i] * c[2*i+1] + b[2*i+1] * c[2*i])
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abort();
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abort();
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}
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}
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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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check_vect ();
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check_vect ();
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return main1 ();
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return main1 ();
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}
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}
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_extract_even_odd_wide } } } */
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_extract_even_odd_wide } } } */
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/* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect" { xfail vect_extract_even_odd_wide } } } */
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/* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect" { xfail vect_extract_even_odd_wide } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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