offload/test/mapping/firstprivate_aligned.cpp

   1 // RUN: %libomptarget-compilexx-generic -O3 && %libomptarget-run-generic
   2
   3 #include <stdio.h>
   4
   5 // CHECK: rx: 16, ry: 16;
   6 // CHECK: rx: 16, ry: 16;
   7 // CHECK: rx: 16, ry: 16;
   8 // CHECK: rx: 16, ry: 16;
   9
  10 template <bool Aligned> void test() {
  11   printf("Test %saligned firstprivate\n", Aligned ? "" : "non-");
  12   char z1[3 + Aligned], z2[3 + Aligned];
  13   int x[4];
  14   int y[4];
  15   y[0] = y[1] = y[2] = y[3] = 4;
  16   x[0] = x[1] = x[2] = x[3] = 4;
  17   int rx = -1, ry = -1;
  18 #pragma omp target firstprivate(z1, y, z2) map(from : ry, rx) map(to : x)
  19   {
  20     ry = (y[0] + y[1] + y[2] + y[3]);
  21     rx = (x[0] + x[1] + x[2] + x[3]);
  22   }
  23   printf(" rx:%i, ry:%i\n", rx, ry);
  24 #pragma omp target firstprivate(z1, y, z2) map(from : ry, rx) map(to : x)
  25   {
  26     z1[2] += 5;
  27     ry = (y[0] + y[1] + y[2] + y[3]);
  28     rx = (x[0] + x[1] + x[2] + x[3]);
  29     z2[2] += 7;
  30   }
  31   printf(" rx:%i, ry:%i\n", rx, ry);
  32 }
  33
  34 int main() {
  35   test<true>();
  36   test<false>();
  37 }