54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
|
// Unonptimized, we need 24000000 bytes heap
|
||
|
// RUN: %libomptarget-compilexx-generic
|
||
|
// RUN: env LIBOMPTARGET_HEAP_SIZE=24000000 \
|
||
|
// RUN: %libomptarget-run-generic 2>&1 | %fcheck-generic
|
||
|
// RUN: %libomptarget-compileoptxx-run-and-check-generic
|
||
|
|
||
|
#include <iostream>
|
||
|
|
||
|
template <typename LOOP_BODY>
|
||
|
inline void forall(int Begin, int End, LOOP_BODY LoopBody) {
|
||
|
#pragma omp target parallel for schedule(static)
|
||
|
for (int I = Begin; I < End; ++I) {
|
||
|
LoopBody(I);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#define N (1000)
|
||
|
|
||
|
//
|
||
|
// Demonstration of the RAJA abstraction using lambdas
|
||
|
// Requires data mapping onto the target section
|
||
|
//
|
||
|
int main() {
|
||
|
double A[N], B[N], C[N];
|
||
|
|
||
|
for (int I = 0; I < N; I++) {
|
||
|
A[I] = I + 1;
|
||
|
B[I] = -I;
|
||
|
C[I] = -9;
|
||
|
}
|
||
|
|
||
|
#pragma omp target data map(tofrom : C[0 : N]) map(to : A[0 : N], B[0 : N])
|
||
|
{
|
||
|
forall(0, N, [&](int I) { C[I] += A[I] + B[I]; });
|
||
|
}
|
||
|
|
||
|
int Fail = 0;
|
||
|
for (int I = 0; I < N; I++) {
|
||
|
if (C[I] != -8) {
|
||
|
std::cout << "Failed at " << I << " with val " << C[I] << std::endl;
|
||
|
Fail = 1;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// CHECK: Succeeded
|
||
|
if (Fail) {
|
||
|
std::cout << "Failed" << std::endl;
|
||
|
} else {
|
||
|
std::cout << "Succeeded" << std::endl;
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|