mirror of
https://github.com/autc04/Retro68.git
synced 2024-12-23 10:31:22 +00:00
126 lines
2.6 KiB
C
126 lines
2.6 KiB
C
#include <omp.h>
|
|
#include <stdlib.h>
|
|
|
|
struct S { unsigned long long int s, t; };
|
|
|
|
void
|
|
rbar (struct S *p, struct S *o)
|
|
{
|
|
p->s = 1;
|
|
if (o->t != 5)
|
|
abort ();
|
|
p->t = 9;
|
|
}
|
|
|
|
static inline void
|
|
rbaz (struct S *o, struct S *i)
|
|
{
|
|
if (o->t != 5 || i->t != 9)
|
|
abort ();
|
|
o->s *= i->s;
|
|
}
|
|
|
|
#pragma omp declare reduction (+: struct S : omp_out.s += omp_in.s) \
|
|
initializer (omp_priv = { 0, 3 })
|
|
#pragma omp declare reduction (*: struct S : rbaz (&omp_out, &omp_in)) \
|
|
initializer (rbar (&omp_priv, &omp_orig))
|
|
|
|
struct S g = { 0, 7 };
|
|
struct S h = { 1, 5 };
|
|
|
|
int
|
|
foo (int *a, int *b)
|
|
{
|
|
int x = 0;
|
|
#pragma omp taskloop reduction (+:x) in_reduction (+:b[0])
|
|
for (int i = 0; i < 64; i++)
|
|
{
|
|
x += a[i];
|
|
*b += a[i] * 2;
|
|
}
|
|
return x;
|
|
}
|
|
|
|
unsigned long long int
|
|
bar (int *a, unsigned long long int *b)
|
|
{
|
|
unsigned long long int x = 1;
|
|
#pragma omp taskloop reduction (*:x) in_reduction (*:b[0])
|
|
for (int i = 0; i < 64; i++)
|
|
{
|
|
#pragma omp task in_reduction (*:x)
|
|
x *= a[i];
|
|
#pragma omp task in_reduction (*:b[0])
|
|
*b *= (3 - a[i]);
|
|
}
|
|
return x;
|
|
}
|
|
|
|
void
|
|
baz (int i, int *a, int *c)
|
|
{
|
|
#pragma omp task in_reduction (*:h) in_reduction (+:g)
|
|
{
|
|
g.s += 7 * a[i];
|
|
h.s *= (3 - c[i]);
|
|
if ((g.t != 7 && g.t != 3) || (h.t != 5 && h.t != 9))
|
|
abort ();
|
|
}
|
|
}
|
|
|
|
int
|
|
main ()
|
|
{
|
|
int i, j, a[64], b = 0, c[64];
|
|
unsigned long long int d = 1, e;
|
|
int r = 0, t;
|
|
struct S m = { 0, 7 };
|
|
struct S n = { 1, 5 };
|
|
for (i = 0; i < 64; i++)
|
|
{
|
|
a[i] = 2 * i;
|
|
c[i] = 1 + ((i % 3) != 1);
|
|
}
|
|
#pragma omp parallel reduction (task, +:b) reduction(+:r) \
|
|
reduction(task,*:d) reduction (task, +: g, m) \
|
|
reduction (task, *: h, n) shared(t)
|
|
{
|
|
#pragma omp master
|
|
{
|
|
j = foo (a, &b);
|
|
t = omp_get_num_threads ();
|
|
}
|
|
r++;
|
|
#pragma omp single nowait
|
|
e = bar (c, &d);
|
|
#pragma omp master
|
|
#pragma omp taskloop in_reduction (+: g, m) in_reduction (*: h, n)
|
|
for (i = 0; i < 64; ++i)
|
|
{
|
|
g.s += 3 * a[i];
|
|
h.s *= (3 - c[i]);
|
|
m.s += 4 * a[i];
|
|
n.s *= c[i];
|
|
if ((g.t != 7 && g.t != 3) || (h.t != 5 && h.t != 9)
|
|
|| (m.t != 7 && m.t != 3) || (n.t != 5 && n.t != 9))
|
|
abort ();
|
|
baz (i, a, c);
|
|
}
|
|
}
|
|
if (n.s != (1ULL << 43) || n.t != 5)
|
|
abort ();
|
|
if (j != 63 * 64 || b != 63 * 64 * 2)
|
|
abort ();
|
|
if (e != (1ULL << 43) || d != (1ULL << 21))
|
|
abort ();
|
|
if (g.s != 63 * 64 * 10 || g.t != 7)
|
|
abort ();
|
|
if (h.s != (1ULL << 42) || h.t != 5)
|
|
abort ();
|
|
if (m.s != 63 * 64 * 4 || m.t != 7)
|
|
abort ();
|
|
if (r != t)
|
|
abort ();
|
|
return 0;
|
|
}
|