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