| /** |
| * template.c: This file is part of the PolyBench/C 3.2 test suite. |
| * |
| * |
| * Contact: Louis-Noel Pouchet <pouchet@cse.ohio-state.edu> |
| * Web address: http://polybench.sourceforge.net |
| */ |
| #include <stdio.h> |
| #include <unistd.h> |
| #include <string.h> |
| #include <math.h> |
| |
| /* Include polybench common header. */ |
| #include <polybench.h> |
| |
| /* 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; |
| } |