int main(void) { double *f; int me; shmem_init(); me = shmem_my_pe(); f = (double *) shmem_malloc(sizeof(*f)); *f = PI; shmem_barrier_all(); if (me == 0) { shmem_double_p(f, E, 1); } shmem_barrier_all(); if (me == 1) { printf("PE %d: %f, %s\n", me, *f, (fabs(*f - E) < epsilon) ? "OK" : "FAIL"); } shmem_free(f); shmem_finalize(); return 0; }
int main(void) { double *f; int me; start_pes(0); me = _my_pe(); f = (double *) shmalloc(sizeof (*f)); *f = 3.1415927; shmem_barrier_all(); if (me == 0) shmem_double_p(f, e, 1); shmem_barrier_all(); if (me == 1) printf("%s\n", (fabs (*f - e) < epsilon) ? "OK" : "FAIL"); return 0; }
int main (void) { int i; int me, npes; long *pSync; double *A; /* * Kick the OpenSHMEM program off. Discover program layout, and * prep. the sync work array for barrier */ start_pes (0); me = shmem_my_pe (); npes = shmem_n_pes (); pSync = shmalloc (sizeof (*pSync) * _SHMEM_BARRIER_SYNC_SIZE); for (i = 0; i < _SHMEM_BARRIER_SYNC_SIZE; i += 1) { pSync[i] = _SHMEM_SYNC_VALUE; } shmem_barrier_all (); /* * Allocate array everywhere and initialize */ A = shmalloc (sizeof (*A) * X * Y); init_array (A, X, Y, 0.0); /* * Use PEs 0 and 1 as sender and receiver */ if (me == 0) { double *target = & A[OFFSET (0, 0, Y)]; shmem_double_p (target, 3.142, 1); } /* * Pair-wise sync sender & receiver. Other PEs do not enter * barrier */ if ( (me == 0) || (me == 1) ) { shmem_barrier (0, 0, 2, pSync); } else { printf ("PE %d / %d not in barrier\n", me, npes); } /* * Receiver shows us updated array */ if (me == 1) { dump_array (stdout, A, X, Y); } return 0; }
int main (int argc, char **argv) { int i; int nextpe; int me, npes; int success1, success2, success3, success4, success5, success6, success7, success8; short src1[N]; int src2[N]; long src3[N]; long double src4[N]; long long src5[N]; double src6[N]; float src7[N]; char *src8; short src9; int src10; long src11; double src12; float src13; short *dest1; int *dest2; long *dest3; long double *dest4; long long *dest5; double *dest6; float *dest7; char *dest8; short *dest9; int *dest10; long *dest11; double *dest12; float *dest13; shmem_init (); me = shmem_my_pe (); npes = shmem_n_pes (); if (npes > 1) { success1 = 0; success2 = 0; success3 = 0; success4 = 0; success5 = 0; success6 = 0; success7 = 0; success8 = 0; src8 = (char *) malloc (N * sizeof (char)); for (i = 0; i < N; i += 1) { src1[i] = (short) me; src2[i] = me; src3[i] = (long) me; src4[i] = (long double) me; src5[i] = (long long) me; src6[i] = (double) me; src7[i] = (float) me; src8[i] = (char) me; } src9 = (short) me; src10 = me; src11 = (long) me; src12 = (double) me; src13 = (float) me; dest1 = (short *) shmem_malloc (N * sizeof (*dest1)); dest2 = (int *) shmem_malloc (N * sizeof (*dest2)); dest3 = (long *) shmem_malloc (N * sizeof (*dest3)); dest4 = (long double *) shmem_malloc (N * sizeof (*dest4)); dest5 = (long long *) shmem_malloc (N * sizeof (*dest5)); dest6 = (double *) shmem_malloc (N * sizeof (*dest6)); dest7 = (float *) shmem_malloc (N * sizeof (*dest7)); dest8 = (char *) shmem_malloc (4 * sizeof (*dest8)); dest9 = (short *) shmem_malloc (sizeof (*dest9)); dest10 = (int *) shmem_malloc (sizeof (*dest10)); dest11 = (long *) shmem_malloc (sizeof (*dest11)); dest12 = (double *) shmem_malloc (sizeof (*dest12)); dest13 = (float *) shmem_malloc (sizeof (*dest13)); for (i = 0; i < N; i += 1) { dest1[i] = -9; dest2[i] = -9; dest3[i] = -9; dest4[i] = -9; dest5[i] = -9; dest6[i] = -9; dest7[i] = -9.0; dest8[i] = -9; } *dest9 = -9; *dest10 = -9; *dest11 = -9; *dest12 = -9; *dest13 = -9.0; nextpe = (me + 1) % npes; /* Testing shmem_short_put, shmem_int_put, shmem_long_put, shmem_longdouble_put, shmem_longlong_put, shmem_double_put, shmem_float_put, shmem_putmem */ shmem_barrier_all (); shmem_short_put (dest1, src1, N, nextpe); shmem_int_put (dest2, src2, N, nextpe); shmem_long_put (dest3, src3, N, nextpe); shmem_longdouble_put (dest4, src4, N, nextpe); shmem_longlong_put (dest5, src5, N, nextpe); shmem_double_put (dest6, src6, N, nextpe); shmem_float_put (dest7, src7, N, nextpe); shmem_putmem (dest8, src8, N * sizeof (char), nextpe); shmem_barrier_all (); if (me == 0) { for (i = 0; i < N; i += 1) { if (dest1[i] != (npes - 1)) { success1 = 1; } if (dest2[i] != (npes - 1)) { success2 = 1; } if (dest3[i] != (npes - 1)) { success3 = 1; } if (dest4[i] != (npes - 1)) { success4 = 1; } if (dest5[i] != (npes - 1)) { success5 = 1; } if (dest6[i] != (npes - 1)) { success6 = 1; } if (dest7[i] != (npes - 1)) { success7 = 1; } if (dest8[i] != (npes - 1)) { success8 = 1; } } if (success1 == 0) printf ("Test shmem_short_put: Passed\n"); else printf ("Test shmem_short_put: Failed\n"); if (success2 == 0) printf ("Test shmem_int_put: Passed\n"); else printf ("Test shmem_int_put: Failed\n"); if (success3 == 0) printf ("Test shmem_long_put: Passed\n"); else printf ("Test shmem_long_put: Failed\n"); if (success4 == 0) printf ("Test shmem_longdouble_put: Passed\n"); else printf ("Test shmem_longdouble_put: Failed\n"); if (success5 == 0) printf ("Test shmem_longlong_put: Passed\n"); else printf ("Test shmem_longlong_put: Failed\n"); if (success6 == 0) printf ("Test shmem_double_put: Passed\n"); else printf ("Test shmem_double_put: Failed\n"); if (success7 == 0) printf ("Test shmem_float_put: Passed\n"); else printf ("Test shmem_float_put: Failed\n"); if (success8 == 0) printf ("Test shmem_putmem: Passed\n"); else printf ("Test shmem_putmem: Failed\n"); } shmem_barrier_all (); /* Testing shmem_put32, shmem_put64, shmem_put128 */ if (sizeof (int) == 4) { for (i = 0; i < N; i += 1) { dest2[i] = -9; dest3[i] = -9; dest4[i] = -9; } success2 = 0; success3 = 0; success4 = 0; shmem_barrier_all (); shmem_put32 (dest2, src2, N, nextpe); shmem_put64 (dest3, src3, N, nextpe); shmem_put128 (dest4, src4, N, nextpe); shmem_barrier_all (); if (me == 0) { for (i = 0; i < N; i += 1) { if (dest2[i] != (npes - 1)) { success2 = 1; } if (dest3[i] != (npes - 1)) { success3 = 1; } if (dest4[i] != (npes - 1)) { success4 = 1; } } if (success2 == 0) printf ("Test shmem_put32: Passed\n"); else printf ("Test shmem_put32: Failed\n"); if (success3 == 0) printf ("Test shmem_put64: Passed\n"); else printf ("Test shmem_put64: Failed\n"); if (success4 == 0) printf ("Test shmem_put128: Passed\n"); else printf ("Test shmem_put128: Failed\n"); } } else if (sizeof (int) == 8) { for (i = 0; i < N; i += 1) { dest1[i] = -9; dest2[i] = -9; dest3[i] = -9; } success1 = 0; success2 = 0; success3 = 0; shmem_barrier_all (); shmem_put32 (dest1, src1, N, nextpe); shmem_put64 (dest2, src2, N, nextpe); shmem_put128 (dest3, src3, N, nextpe); shmem_barrier_all (); if (me == 0) { for (i = 0; i < N; i += 1) { if (dest1[i] != (npes - 1)) { success1 = 1; } if (dest2[i] != (npes - 1)) { success2 = 1; } if (dest3[i] != (npes - 1)) { success3 = 1; } } if (success1 == 0) printf ("Test shmem_put32: Passed\n"); else printf ("Test shmem_put32: Failed\n"); if (success2 == 0) printf ("Test shmem_put64: Passed\n"); else printf ("Test shmem_put64: Failed\n"); if (success3 == 0) printf ("Test shmem_put128: Passed\n"); else printf ("Test shmem_put128: Failed\n"); } } /* Testing shmem_iput32, shmem_iput64, shmem_iput128 */ shmem_barrier_all (); if (sizeof (int) == 4) { for (i = 0; i < N; i += 1) { dest2[i] = -9; dest3[i] = -9; dest4[i] = -9; } success2 = 0; success3 = 0; success4 = 0; shmem_barrier_all (); shmem_iput32 (dest2, src2, 1, 2, N, nextpe); shmem_iput64 (dest3, src3, 1, 2, N, nextpe); shmem_iput128 (dest4, src4, 1, 2, N, nextpe); shmem_barrier_all (); if (me == 0) { for (i = 0; i < N / 2; i += 1) { if (dest2[i] != (npes - 1)) { success2 = 1; } if (dest3[i] != (npes - 1)) { success3 = 1; } if (dest4[i] != (npes - 1)) { success4 = 1; } } if (success2 == 0) printf ("Test shmem_iput32: Passed\n"); else printf ("Test shmem_iput32: Failed\n"); if (success3 == 0) printf ("Test shmem_iput64: Passed\n"); else printf ("Test shmem_iput64: Failed\n"); if (success4 == 0) printf ("Test shmem_iput128: Passed\n"); else printf ("Test shmem_iput128: Failed\n"); } } else if (sizeof (int) == 8) { for (i = 0; i < N; i += 1) { dest1[i] = -9; dest2[i] = -9; dest3[i] = -9; } success1 = 0; success2 = 0; success3 = 0; shmem_barrier_all (); shmem_iput32 (dest1, src1, 1, 2, N, nextpe); shmem_iput64 (dest2, src2, 1, 2, N, nextpe); shmem_iput128 (dest3, src3, 1, 2, N, nextpe); shmem_barrier_all (); if (me == 0) { for (i = 0; i < N / 2; i += 1) { if (dest1[i] != (npes - 1)) { success1 = 1; } if (dest2[i] != (npes - 1)) { success2 = 1; } if (dest3[i] != (npes - 1)) { success3 = 1; } } if (success1 == 0) printf ("Test shmem_iput32: Passed\n"); else printf ("Test shmem_iput32: Failed\n"); if (success2 == 0) printf ("Test shmem_iput64: Passed\n"); else printf ("Test shmem_iput64: Failed\n"); if (success3 == 0) printf ("Test shmem_iput128: Passed\n"); else printf ("Test shmem_iput128: Failed\n"); } } /* Testing shmem_short_iput, shmem_int_iput, shmem_long_iput, shmem_double_iput, shmem_float_iput */ for (i = 0; i < N; i += 1) { dest1[i] = -9; dest2[i] = -9; dest3[i] = -9; dest6[i] = -9; dest7[i] = -9; } success1 = 0; success2 = 0; success3 = 0; success6 = 0; success7 = 0; shmem_barrier_all (); shmem_short_iput (dest1, src1, 1, 2, N, nextpe); shmem_int_iput (dest2, src2, 1, 2, N, nextpe); shmem_long_iput (dest3, src3, 1, 2, N, nextpe); shmem_double_iput (dest6, src6, 1, 2, N, nextpe); shmem_float_iput (dest7, src7, 1, 2, N, nextpe); shmem_barrier_all (); if (me == 0) { for (i = 0; i < N / 2; i += 1) { if (dest1[i] != (npes - 1)) { success1 = 1; } if (dest2[i] != (npes - 1)) { success2 = 1; } if (dest3[i] != (npes - 1)) { success3 = 1; } if (dest6[i] != (npes - 1)) { success6 = 1; } if (dest7[i] != (npes - 1)) { success7 = 1; } } if (success1 == 0) printf ("Test shmem_short_iput: Passed\n"); else printf ("Test shmem_short_iput: Failed\n"); if (success2 == 0) printf ("Test shmem_int_iput: Passed\n"); else printf ("Test shmem_int_iput: Failed\n"); if (success3 == 0) printf ("Test shmem_long_iput: Passed\n"); else printf ("Test shmem_long_iput: Failed\n"); if (success6 == 0) printf ("Test shmem_double_iput: Passed\n"); else printf ("Test shmem_double_iput: Failed\n"); if (success7 == 0) printf ("Test shmem_float_iput: Passed\n"); else printf ("Test shmem_float_iput: Failed\n"); } /* Testing shmem_double_p, shmem_float_p, shmem_int_p, shmem_long_p, shmem_short_p */ shmem_barrier_all (); shmem_short_p (dest9, src9, nextpe); shmem_int_p (dest10, src10, nextpe); shmem_long_p (dest11, src11, nextpe); shmem_double_p (dest12, src12, nextpe); shmem_float_p (dest13, src13, nextpe); shmem_barrier_all (); if (me == 0) { if (*dest9 == (npes - 1)) printf ("Test shmem_short_p: Passed\n"); else printf ("Test shmem_short_p: Failed\n"); if (*dest10 == (npes - 1)) printf ("Test shmem_int_p: Passed\n"); else printf ("Test shmem_int_p: Failed\n"); if (*dest11 == (npes - 1)) printf ("Test shmem_long_p: Passed\n"); else printf ("Test shmem_long_p: Failed\n"); if (*dest12 == (npes - 1)) printf ("Test shmem_double_p: Passed\n"); else printf ("Test shmem_double_p: Failed\n"); if (*dest13 == (npes - 1)) printf ("Test shmem_float_p: Passed\n"); else printf ("Test shmem_float_p: Failed\n"); } shmem_barrier_all (); shmem_free (dest1); shmem_free (dest2); shmem_free (dest3); shmem_free (dest4); shmem_free (dest5); shmem_free (dest6); shmem_free (dest7); shmem_free (dest8); shmem_free (dest9); shmem_free (dest10); shmem_free (dest11); shmem_free (dest12); shmem_free (dest13); } else { printf ("Number of PEs must be > 1 to test shmem put, test skipped\n"); } shmem_finalize (); return 0; }