Viewing file:  fast-math-vect-call-2.c (2.51 KB) -rw-r--r--
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/* { dg-require-effective-target vect_double } */
#include "tree-vect.h"
extern long int lrint (double);
extern void abort (void);
long int a[64];
double b[64];
__attribute__((noinline, noclone)) void
f1 (int n)
{
int i;
for (i = 0; i < n; i++)
{
a[4 * i + 0] = lrint (b[4 * i + 0]) + 1;
a[4 * i + 1] = lrint (b[4 * i + 1]) + 2;
a[4 * i + 2] = lrint (b[4 * i + 2]) + 3;
a[4 * i + 3] = lrint (b[4 * i + 3]) + 4;
}
}
__attribute__((noinline, noclone)) void
f2 (int n)
{
int i;
for (i = 0; i < 2 * n; i++)
{
a[2 * i + 0] = lrint (b[2 * i + 0]) + 1;
a[2 * i + 1] = lrint (b[2 * i + 1]) + 2;
}
}
__attribute__((noinline, noclone)) void
f3 (void)
{
int i;
for (i = 0; i < 64; i++)
a[i] = lrint (b[i]) + 1;
}
__attribute__((noinline, noclone)) void
f4 (int n)
{
int i;
for (i = 0; i < n; i++)
{
a[4 * i + 0] = lrint (b[4 * i + 0]);
a[4 * i + 1] = lrint (b[4 * i + 1]);
a[4 * i + 2] = lrint (b[4 * i + 2]);
a[4 * i + 3] = lrint (b[4 * i + 3]);
}
}
__attribute__((noinline, noclone)) void
f5 (int n)
{
int i;
for (i = 0; i < 2 * n; i++)
{
a[2 * i + 0] = lrint (b[2 * i + 0]);
a[2 * i + 1] = lrint (b[2 * i + 1]);
}
}
__attribute__((noinline, noclone)) void
f6 (void)
{
int i;
for (i = 0; i < 64; i++)
a[i] = lrint (b[i]);
}
__attribute__((noinline, noclone)) int
main1 ()
{
int i;
for (i = 0; i < 64; i++)
{
asm ("");
b[i] = ((i & 1) ? -4 * i : 4 * i) + 0.25;
}
f1 (16);
for (i = 0; i < 64; i++)
if (a[i] != ((i & 1) ? -4 * i : 4 * i) + 1 + (i & 3))
abort ();
else
a[i] = 131.25;
f2 (16);
for (i = 0; i < 64; i++)
if (a[i] != ((i & 1) ? -4 * i : 4 * i) + 1 + (i & 1))
abort ();
else
a[i] = 131.25;
f3 ();
for (i = 0; i < 64; i++)
if (a[i] != ((i & 1) ? -4 * i : 4 * i) + 1)
abort ();
else
a[i] = 131.25;
f4 (16);
for (i = 0; i < 64; i++)
if (a[i] != ((i & 1) ? -4 * i : 4 * i))
abort ();
else
a[i] = 131.25;
f5 (16);
for (i = 0; i < 64; i++)
if (a[i] != ((i & 1) ? -4 * i : 4 * i))
abort ();
else
a[i] = 131.25;
f6 ();
for (i = 0; i < 64; i++)
if (a[i] != ((i & 1) ? -4 * i : 4 * i))
abort ();
return 0;
}
int
main ()
{
check_vect ();
return main1 ();
}
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 6 "vect" { target vect_call_lrint } } } */
/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 4 "vect" { target vect_call_lrint } } } */
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