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gcc/libgomp/testsuite/libgomp.c++/loop-12.C

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// { dg-do run }
#include <omp.h>
extern "C" void abort ();
#define LLONG_MAX __LONG_LONG_MAX__
#define ULLONG_MAX (LLONG_MAX * 2ULL + 1)
#define INT_MAX __INT_MAX__
int arr[6 * 5];
void
set (int loopidx, int idx)
{
#pragma omp atomic
arr[loopidx * 5 + idx]++;
}
#define check(var, val, loopidx, idx) \
if (var == (val)) set (loopidx, idx); else
#define test(loopidx, count) \
for (idx = 0; idx < 5; idx++) \
if (arr[loopidx * 5 + idx] != idx < count) \
abort (); \
else \
arr[loopidx * 5 + idx] = 0
int
test1 ()
{
int e = 0, idx;
#pragma omp parallel reduction(+:e)
{
long long i;
unsigned long long j;
#pragma omp for schedule(dynamic,1) nowait
for (i = LLONG_MAX - 30001; LLONG_MAX - 10001 >= i; i += 10000)
{
check (i, LLONG_MAX - 30001, 0, 0)
check (i, LLONG_MAX - 20001, 0, 1)
check (i, LLONG_MAX - 10001, 0, 2)
e = 1;
}
#pragma omp for schedule(dynamic,1) nowait
for (i = -LLONG_MAX + 30000; -LLONG_MAX + 10000 <= i; i -= 10000)
{
check (i, -LLONG_MAX + 30000, 1, 0)
check (i, -LLONG_MAX + 20000, 1, 1)
check (i, -LLONG_MAX + 10000, 1, 2)
e = 1;
}
#pragma omp for schedule(dynamic,1) nowait
for (j = 20; LLONG_MAX - 70 >= j; j += LLONG_MAX + 50ULL)
{
check (j, 20, 2, 0)
e = 1;
}
#pragma omp for schedule(dynamic,1) nowait
for (j = ULLONG_MAX - 3; LLONG_MAX + 70ULL <= j; j -= LLONG_MAX + 50ULL)
{
check (j, ULLONG_MAX - 3, 3, 0)
e = 1;
}
#pragma omp for schedule(dynamic,1) nowait
for (j = LLONG_MAX - 20000ULL; LLONG_MAX + 10000ULL >= j; j += 10000ULL)
{
check (j, LLONG_MAX - 20000ULL, 4, 0)
check (j, LLONG_MAX - 10000ULL, 4, 1)
check (j, LLONG_MAX, 4, 2)
check (j, LLONG_MAX + 10000ULL, 4, 3)
e = 1;
}
#pragma omp for schedule(dynamic,1) nowait
for (i = -3LL * INT_MAX - 20000LL; INT_MAX + 10000LL >= i; i += INT_MAX + 200LL)
{
check (i, -3LL * INT_MAX - 20000LL, 5, 0)
check (i, -2LL * INT_MAX - 20000LL + 200LL, 5, 1)
check (i, -INT_MAX - 20000LL + 400LL, 5, 2)
check (i, -20000LL + 600LL, 5, 3)
check (i, INT_MAX - 20000LL + 800LL, 5, 4)
e = 1;
}
}
if (e)
abort ();
test (0, 3);
test (1, 3);
test (2, 1);
test (3, 1);
test (4, 4);
test (5, 5);
return 0;
}
int
test2 ()
{
int e = 0, idx;
#pragma omp parallel reduction(+:e)
{
long long i;
unsigned long long j;
#pragma omp for schedule(guided,1) nowait
for (i = LLONG_MAX - 30001; LLONG_MAX - 10001 >= i; i += 10000)
{
check (i, LLONG_MAX - 30001, 0, 0)
check (i, LLONG_MAX - 20001, 0, 1)
check (i, LLONG_MAX - 10001, 0, 2)
e = 1;
}
#pragma omp for schedule(guided,1) nowait
for (i = -LLONG_MAX + 30000; -LLONG_MAX + 10000 <= i; i -= 10000)
{
check (i, -LLONG_MAX + 30000, 1, 0)
check (i, -LLONG_MAX + 20000, 1, 1)
check (i, -LLONG_MAX + 10000, 1, 2)
e = 1;
}
#pragma omp for schedule(guided,1) nowait
for (j = 20; LLONG_MAX - 70 >= j; j += LLONG_MAX + 50ULL)
{
check (j, 20, 2, 0)
e = 1;
}
#pragma omp for schedule(guided,1) nowait
for (j = ULLONG_MAX - 3; LLONG_MAX + 70ULL <= j; j -= LLONG_MAX + 50ULL)
{
check (j, ULLONG_MAX - 3, 3, 0)
e = 1;
}
#pragma omp for schedule(guided,1) nowait
for (j = LLONG_MAX - 20000ULL; LLONG_MAX + 10000ULL >= j; j += 10000ULL)
{
check (j, LLONG_MAX - 20000ULL, 4, 0)
check (j, LLONG_MAX - 10000ULL, 4, 1)
check (j, LLONG_MAX, 4, 2)
check (j, LLONG_MAX + 10000ULL, 4, 3)
e = 1;
}
#pragma omp for schedule(guided,1) nowait
for (i = -3LL * INT_MAX - 20000LL; INT_MAX + 10000LL >= i; i += INT_MAX + 200LL)
{
check (i, -3LL * INT_MAX - 20000LL, 5, 0)
check (i, -2LL * INT_MAX - 20000LL + 200LL, 5, 1)
check (i, -INT_MAX - 20000LL + 400LL, 5, 2)
check (i, -20000LL + 600LL, 5, 3)
check (i, INT_MAX - 20000LL + 800LL, 5, 4)
e = 1;
}
}
if (e)
abort ();
test (0, 3);
test (1, 3);
test (2, 1);
test (3, 1);
test (4, 4);
test (5, 5);
return 0;
}
int
test3 ()
{
int e = 0, idx;
#pragma omp parallel reduction(+:e)
{
long long i;
unsigned long long j;
#pragma omp for schedule(static) nowait
for (i = LLONG_MAX - 30001; LLONG_MAX - 10001 >= i; i += 10000)
{
check (i, LLONG_MAX - 30001, 0, 0)
check (i, LLONG_MAX - 20001, 0, 1)
check (i, LLONG_MAX - 10001, 0, 2)
e = 1;
}
#pragma omp for schedule(static) nowait
for (i = -LLONG_MAX + 30000; -LLONG_MAX + 10000 <= i; i -= 10000)
{
check (i, -LLONG_MAX + 30000, 1, 0)
check (i, -LLONG_MAX + 20000, 1, 1)
check (i, -LLONG_MAX + 10000, 1, 2)
e = 1;
}
#pragma omp for schedule(static) nowait
for (j = 20; LLONG_MAX - 70 >= j; j += LLONG_MAX + 50ULL)
{
check (j, 20, 2, 0)
e = 1;
}
#pragma omp for schedule(static) nowait
for (j = ULLONG_MAX - 3; LLONG_MAX + 70ULL <= j; j -= LLONG_MAX + 50ULL)
{
check (j, ULLONG_MAX - 3, 3, 0)
e = 1;
}
#pragma omp for schedule(static) nowait
for (j = LLONG_MAX - 20000ULL; LLONG_MAX + 10000ULL >= j; j += 10000ULL)
{
check (j, LLONG_MAX - 20000ULL, 4, 0)
check (j, LLONG_MAX - 10000ULL, 4, 1)
check (j, LLONG_MAX, 4, 2)
check (j, LLONG_MAX + 10000ULL, 4, 3)
e = 1;
}
#pragma omp for schedule(static) nowait
for (i = -3LL * INT_MAX - 20000LL; INT_MAX + 10000LL >= i; i += INT_MAX + 200LL)
{
check (i, -3LL * INT_MAX - 20000LL, 5, 0)
check (i, -2LL * INT_MAX - 20000LL + 200LL, 5, 1)
check (i, -INT_MAX - 20000LL + 400LL, 5, 2)
check (i, -20000LL + 600LL, 5, 3)
check (i, INT_MAX - 20000LL + 800LL, 5, 4)
e = 1;
}
}
if (e)
abort ();
test (0, 3);
test (1, 3);
test (2, 1);
test (3, 1);
test (4, 4);
test (5, 5);
return 0;
}
int
test4 ()
{
int e = 0, idx;
#pragma omp parallel reduction(+:e)
{
long long i;
unsigned long long j;
#pragma omp for schedule(static,1) nowait
for (i = LLONG_MAX - 30001; LLONG_MAX - 10001 >= i; i += 10000)
{
check (i, LLONG_MAX - 30001, 0, 0)
check (i, LLONG_MAX - 20001, 0, 1)
check (i, LLONG_MAX - 10001, 0, 2)
e = 1;
}
#pragma omp for schedule(static,1) nowait
for (i = -LLONG_MAX + 30000; -LLONG_MAX + 10000 <= i; i -= 10000)
{
check (i, -LLONG_MAX + 30000, 1, 0)
check (i, -LLONG_MAX + 20000, 1, 1)
check (i, -LLONG_MAX + 10000, 1, 2)
e = 1;
}
#pragma omp for schedule(static,1) nowait
for (j = 20; LLONG_MAX - 70 >= j; j += LLONG_MAX + 50ULL)
{
check (j, 20, 2, 0)
e = 1;
}
#pragma omp for schedule(static,1) nowait
for (j = ULLONG_MAX - 3; LLONG_MAX + 70ULL <= j; j -= LLONG_MAX + 50ULL)
{
check (j, ULLONG_MAX - 3, 3, 0)
e = 1;
}
#pragma omp for schedule(static,1) nowait
for (j = LLONG_MAX - 20000ULL; LLONG_MAX + 10000ULL >= j; j += 10000ULL)
{
check (j, LLONG_MAX - 20000ULL, 4, 0)
check (j, LLONG_MAX - 10000ULL, 4, 1)
check (j, LLONG_MAX, 4, 2)
check (j, LLONG_MAX + 10000ULL, 4, 3)
e = 1;
}
#pragma omp for schedule(static,1) nowait
for (i = -3LL * INT_MAX - 20000LL; INT_MAX + 10000LL >= i; i += INT_MAX + 200LL)
{
check (i, -3LL * INT_MAX - 20000LL, 5, 0)
check (i, -2LL * INT_MAX - 20000LL + 200LL, 5, 1)
check (i, -INT_MAX - 20000LL + 400LL, 5, 2)
check (i, -20000LL + 600LL, 5, 3)
check (i, INT_MAX - 20000LL + 800LL, 5, 4)
e = 1;
}
}
if (e)
abort ();
test (0, 3);
test (1, 3);
test (2, 1);
test (3, 1);
test (4, 4);
test (5, 5);
return 0;
}
int
test5 ()
{
int e = 0, idx;
#pragma omp parallel reduction(+:e)
{
long long i;
unsigned long long j;
#pragma omp for schedule(runtime) nowait
for (i = LLONG_MAX - 30001; LLONG_MAX - 10001 >= i; i += 10000)
{
check (i, LLONG_MAX - 30001, 0, 0)
check (i, LLONG_MAX - 20001, 0, 1)
check (i, LLONG_MAX - 10001, 0, 2)
e = 1;
}
#pragma omp for schedule(runtime) nowait
for (i = -LLONG_MAX + 30000; -LLONG_MAX + 10000 <= i; i -= 10000)
{
check (i, -LLONG_MAX + 30000, 1, 0)
check (i, -LLONG_MAX + 20000, 1, 1)
check (i, -LLONG_MAX + 10000, 1, 2)
e = 1;
}
#pragma omp for schedule(runtime) nowait
for (j = 20; LLONG_MAX - 70 >= j; j += LLONG_MAX + 50ULL)
{
check (j, 20, 2, 0)
e = 1;
}
#pragma omp for schedule(runtime) nowait
for (j = ULLONG_MAX - 3; LLONG_MAX + 70ULL <= j; j -= LLONG_MAX + 50ULL)
{
check (j, ULLONG_MAX - 3, 3, 0)
e = 1;
}
#pragma omp for schedule(runtime) nowait
for (j = LLONG_MAX - 20000ULL; LLONG_MAX + 10000ULL >= j; j += 10000ULL)
{
check (j, LLONG_MAX - 20000ULL, 4, 0)
check (j, LLONG_MAX - 10000ULL, 4, 1)
check (j, LLONG_MAX, 4, 2)
check (j, LLONG_MAX + 10000ULL, 4, 3)
e = 1;
}
#pragma omp for schedule(runtime) nowait
for (i = -3LL * INT_MAX - 20000LL; INT_MAX + 10000LL >= i; i += INT_MAX + 200LL)
{
check (i, -3LL * INT_MAX - 20000LL, 5, 0)
check (i, -2LL * INT_MAX - 20000LL + 200LL, 5, 1)
check (i, -INT_MAX - 20000LL + 400LL, 5, 2)
check (i, -20000LL + 600LL, 5, 3)
check (i, INT_MAX - 20000LL + 800LL, 5, 4)
e = 1;
}
}
if (e)
abort ();
test (0, 3);
test (1, 3);
test (2, 1);
test (3, 1);
test (4, 4);
test (5, 5);
return 0;
}
int
main ()
{
if (2 * sizeof (int) != sizeof (long long))
return 0;
test1 ();
test2 ();
test3 ();
test4 ();
omp_set_schedule (omp_sched_static, 0);
test5 ();
omp_set_schedule (omp_sched_static, 3);
test5 ();
omp_set_schedule (omp_sched_dynamic, 5);
test5 ();
omp_set_schedule (omp_sched_guided, 2);
test5 ();
return 0;
}
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