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/* Exercise nested function decomposition, gcc/tree-nested.c. */
/* See gcc/testsuite/gfortran.dg/goacc/nested-function-1.f90 for the Fortran
version. */
int main ()
{
#define N 100
int nonlocal_arg;
int nonlocal_a[N];
int nonlocal_i;
int nonlocal_j;
for (int i = 0; i < N; ++i)
nonlocal_a[i] = 5;
nonlocal_arg = 5;
void local ()
{
int local_i;
int local_arg;
int local_a[N];
int local_j;
for (int i = 0; i < N; ++i)
local_a[i] = 5;
local_arg = 5;
#pragma acc kernels loop \
gang(num:local_arg) worker(local_arg) vector(local_arg) \
wait async(local_arg)
for (local_i = 0; local_i < N; ++local_i)
{
#pragma acc cache (local_a[local_i:5])
local_a[local_i] = 100;
#pragma acc loop seq tile(*)
for (local_j = 0; local_j < N; ++local_j)
;
#pragma acc loop auto independent tile(1)
for (local_j = 0; local_j < N; ++local_j)
;
}
#pragma acc kernels loop \
gang(static:local_arg) worker(local_arg) vector(local_arg) \
wait(local_arg, local_arg + 1, local_arg + 2) async
for (local_i = 0; local_i < N; ++local_i)
{
#pragma acc cache (local_a[local_i:4])
local_a[local_i] = 100;
#pragma acc loop seq tile(1)
for (local_j = 0; local_j < N; ++local_j)
;
#pragma acc loop auto independent tile(*)
for (local_j = 0; local_j < N; ++local_j)
;
}
}
void nonlocal ()
{
for (int i = 0; i < N; ++i)
nonlocal_a[i] = 5;
nonlocal_arg = 5;
#pragma acc kernels loop \
gang(num:nonlocal_arg) worker(nonlocal_arg) vector(nonlocal_arg) \
wait async(nonlocal_arg)
for (nonlocal_i = 0; nonlocal_i < N; ++nonlocal_i)
{
#pragma acc cache (nonlocal_a[nonlocal_i:3])
nonlocal_a[nonlocal_i] = 100;
#pragma acc loop seq tile(2)
for (nonlocal_j = 0; nonlocal_j < N; ++nonlocal_j)
;
#pragma acc loop auto independent tile(3)
for (nonlocal_j = 0; nonlocal_j < N; ++nonlocal_j)
;
}
#pragma acc kernels loop \
gang(static:nonlocal_arg) worker(nonlocal_arg) vector(nonlocal_arg) \
wait(nonlocal_arg, nonlocal_arg + 1, nonlocal_arg + 2) async
for (nonlocal_i = 0; nonlocal_i < N; ++nonlocal_i)
{
#pragma acc cache (nonlocal_a[nonlocal_i:2])
nonlocal_a[nonlocal_i] = 100;
#pragma acc loop seq tile(*)
for (nonlocal_j = 0; nonlocal_j < N; ++nonlocal_j)
;
#pragma acc loop auto independent tile(*)
for (nonlocal_j = 0; nonlocal_j < N; ++nonlocal_j)
;
}
}
local ();
nonlocal ();
return 0;
}
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