blob: d9981719f58ced487c4ffbbecb7c8a5564165bc7 [file] [log] [blame]
// { dg-require-effective-target size32plus }
// { dg-additional-options "-fopenmp-simd" }
// { dg-additional-options "-mavx" { target avx_runtime } }
// { dg-final { scan-tree-dump-times "vectorized \[1-3] loops" 2 "vect" { target i?86-*-* x86_64-*-* } } } */
#include "../../gcc.dg/vect/tree-vect.h"
int r, a[1024], b[1024], q;
__attribute__((noipa)) void
foo (int *a, int *b, int &r)
{
#pragma omp simd reduction (inscan, +:r)
for (int i = 0; i < 1024; i++)
{
r += a[i];
#pragma omp scan inclusive(r)
b[i] = r;
}
}
__attribute__((noipa)) int
bar (void)
{
int &s = q;
q = 0;
#pragma omp simd reduction (inscan, +:s)
for (int i = 0; i < 1024; i++)
{
s += 2 * a[i];
#pragma omp scan inclusive(s)
b[i] = s;
}
return s;
}
__attribute__((noipa)) void
baz (int *a, int *b, int &r)
{
#pragma omp simd reduction (inscan, +:r) if (simd: 0)
for (int i = 0; i < 1024; i++)
{
r += a[i];
#pragma omp scan inclusive(r)
b[i] = r;
}
}
__attribute__((noipa)) int
qux (void)
{
int &s = q;
q = 0;
#pragma omp simd reduction (inscan, +:s) simdlen (1)
for (int i = 0; i < 1024; i++)
{
s += 2 * a[i];
#pragma omp scan inclusive(s)
b[i] = s;
}
return s;
}
int
main ()
{
int s = 0;
check_vect ();
for (int i = 0; i < 1024; ++i)
{
a[i] = i;
b[i] = -1;
asm ("" : "+g" (i));
}
foo (a, b, r);
if (r != 1024 * 1023 / 2)
abort ();
for (int i = 0; i < 1024; ++i)
{
s += i;
if (b[i] != s)
abort ();
else
b[i] = 25;
}
if (bar () != 1024 * 1023)
abort ();
s = 0;
for (int i = 0; i < 1024; ++i)
{
s += 2 * i;
if (b[i] != s)
abort ();
else
b[i] = -1;
}
r = 0;
baz (a, b, r);
if (r != 1024 * 1023 / 2)
abort ();
s = 0;
for (int i = 0; i < 1024; ++i)
{
s += i;
if (b[i] != s)
abort ();
else
b[i] = -25;
}
if (qux () != 1024 * 1023)
abort ();
s = 0;
for (int i = 0; i < 1024; ++i)
{
s += 2 * i;
if (b[i] != s)
abort ();
}
return 0;
}