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/* { dg-do compile } */
/* { dg-additional-options "-foffload=disable -fdump-tree-optimized" } */
#include <stdlib.h>
static void
init (int n, double *a)
{
for (int i = 0; i < n; i++)
a[i] = (double) i;
}
static void
check (int n, double *a, double s)
{
for (int i = 0; i < n; i++)
if (a[i] != (double) i * s)
abort ();
}
typedef void (transform_fn) (int, double *, double);
static void doit (transform_fn *f, int n, double *a, double s)
{
init (n, a);
(*f) (n, a, s);
check (n, a, s);
}
/* Check various combinations for enforcing correct ordering of
construct matches. */
static void
f1 (int n, double* a, double s)
{
#pragma omp target teams
#pragma omp parallel
#pragma omp metadirective \
when (construct={target} \
: for) \
default (error at(execution) message("f1 match failed"))
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
static void
f2 (int n, double* a, double s)
{
#pragma omp target teams
#pragma omp parallel
#pragma omp metadirective \
when (construct={teams, parallel} \
: for) \
default (error at(execution) message("f2 match failed"))
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
static void
f3 (int n, double* a, double s)
{
#pragma omp target teams
#pragma omp parallel
#pragma omp metadirective \
when (construct={target, teams, parallel} \
: for) \
default (error at(execution) message("f3 match failed"))
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
static void
f4 (int n, double* a, double s)
{
#pragma omp target teams
#pragma omp parallel
#pragma omp metadirective \
when (construct={target, parallel} \
: for) \
default (error at(execution) message("f4 match failed"))
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
static void
f5 (int n, double* a, double s)
{
#pragma omp target teams
#pragma omp parallel
#pragma omp metadirective \
when (construct={target, teams} \
: for) \
default (error at(execution) message("f5 match failed"))
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
/* Next batch is for things where the construct doesn't match the context. */
static void
f6 (int n, double* a, double s)
{
#pragma omp target
#pragma omp teams
#pragma omp metadirective \
when (construct={parallel} \
: error at(execution) message("f6 match failed")) \
default (parallel for)
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
static void
f7 (int n, double* a, double s)
{
#pragma omp target
#pragma omp teams
#pragma omp metadirective \
when (construct={target, parallel} \
: error at(execution) message("f7 match failed")) \
default (parallel for)
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
static void
f8 (int n, double* a, double s)
{
#pragma omp target
#pragma omp teams
#pragma omp metadirective \
when (construct={parallel, target} \
: error at(execution) message("f8 match failed")) \
default (parallel for)
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
/* Next test choosing the best alternative when there are multiple
matches. */
static void
f9 (int n, double* a, double s)
{
#pragma omp target teams
#pragma omp parallel
#pragma omp metadirective \
when (construct={teams, parallel} \
: error at(execution) message("f9 match incorrect 1")) \
when (construct={target, teams, parallel} \
: for) \
when (construct={target, teams} \
: error at(execution) message("f9 match incorrect 2")) \
default (error at(execution) message("f9 match failed"))
for (int i = 0; i < n; i++)
a[i] = a[i] * s;
}
/* Note there are no tests for the matching the extended simd clause
syntax, which is only useful for "declare variant". */
#define N 10
#define S 2.0
int
main (void)
{
double a[N];
doit (f1, N, a, S);
doit (f2, N, a, S);
doit (f3, N, a, S);
doit (f4, N, a, S);
doit (f5, N, a, S);
doit (f6, N, a, S);
doit (f7, N, a, S);
doit (f8, N, a, S);
doit (f9, N, a, S);
}
/* All the error calls should be optimized away. */
/* { dg-final { scan-tree-dump-not "__builtin_GOMP_error" "optimized" } } */
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