/** * template.c: This file is part of the PolyBench/C 3.2 test suite. * * * Contact: Louis-Noel Pouchet * Web address: http://polybench.sourceforge.net */ #include #include #include #include /* Include polybench common header. */ #include /* Include benchmark-specific header. */ /* Default data type is double, default size is N=1024. */ #include "template-for-new-benchmark.h" /* Array initialization. */ static void init_array(int n, DATA_TYPE POLYBENCH_2D(C,N,N,n,n)) { int i, j; for (i = 0; i < n; i++) for (j = 0; j < n; j++) C[i][j] = 42; } /* DCE code. Must scan the entire live-out data. Can be used also to check the correctness of the output. */ static void print_array(int n, DATA_TYPE POLYBENCH_2D(C,N,N,n,n)) { int i, j; for (i = 0; i < n; i++) for (j = 0; j < n; j++) { fprintf (stderr, DATA_PRINTF_MODIFIER, C[i][j]); if (i % 20 == 0) fprintf (stderr, "\n"); } fprintf (stderr, "\n"); } /* Main computational kernel. The whole function will be timed, including the call and return. */ static void kernel_template(int n, DATA_TYPE POLYBENCH_2D(C,N,N,n,n)) { int i, j; #pragma scop for (i = 0; i < _PB_N; i++) for (j = 0; j < _PB_N; j++) C[i][j] += 42; #pragma endscop } int main(int argc, char** argv) { /* Retrieve problem size. */ int n = N; /* Variable declaration/allocation. */ POLYBENCH_2D_ARRAY_DECL(C,DATA_TYPE,N,N,n,n); /* Initialize array(s). */ init_array (n, POLYBENCH_ARRAY(C)); /* Start timer. */ polybench_start_instruments; /* Run kernel. */ kernel_template (n, POLYBENCH_ARRAY(C)); /* Stop and print timer. */ polybench_stop_instruments; polybench_print_instruments; /* Prevent dead-code elimination. All live-out data must be printed by the function call in argument. */ polybench_prevent_dce(print_array(n, POLYBENCH_ARRAY(C))); /* Be clean. */ POLYBENCH_FREE_ARRAY(C); return 0; }