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/* Diagnostics about potentially suboptimal choices related to OpenACC
parallelism.
{ dg-additional-options "-Wopenacc-parallelism" }
*/
//TODO 'kernels'
//TODO 'serial'
//TODO 'routine'
//TODO Fortran
static void f1 ()
{
int ary[10];
#pragma acc parallel num_gangs (1)
/* { dg-warning "region contains gang partitioned code but is not gang partitioned" "" { target *-*-* } .-1 } */
{
#pragma acc loop gang
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel num_workers (1)
/* { dg-warning "region contains worker partitioned code but is not worker partitioned" "" { target *-*-* } .-1 } */
{
#pragma acc loop worker
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel vector_length (1)
/* { dg-warning "region contains vector partitioned code but is not vector partitioned" "" { target *-*-* } .-1 } */
{
#pragma acc loop vector
for (int i = 0; i < 10; i++)
ary[i] = i;
}
}
static void f2 ()
{
int ary[10];
#pragma acc parallel num_gangs (8)
/* { dg-warning "region is gang partitioned but does not contain gang partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop worker
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel num_gangs (8)
/* { dg-warning "region is gang partitioned but does not contain gang partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop vector
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel num_gangs (8)
/* { dg-warning "region is gang partitioned but does not contain gang partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop worker vector
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel num_workers (8)
/* { dg-warning "region is worker partitioned but does not contain worker partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop gang
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel num_workers (8)
/* { dg-warning "region is worker partitioned but does not contain worker partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop vector
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel num_workers (8)
/* { dg-warning "region is worker partitioned but does not contain worker partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop gang vector
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel vector_length (8)
/* { dg-warning "region is vector partitioned but does not contain vector partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop gang
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel vector_length (8)
/* { dg-warning "region is vector partitioned but does not contain vector partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop worker
for (int i = 0; i < 10; i++)
ary[i] = i;
}
#pragma acc parallel vector_length (8)
/* { dg-warning "region is vector partitioned but does not contain vector partitioned code" "" { target *-*-* } .-1 } */
{
#pragma acc loop gang worker
for (int i = 0; i < 10; i++)
ary[i] = i;
}
}
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