diff --git a/codes/symm/symm.c b/codes/symm/symm.c new file mode 100644 index 0000000000000000000000000000000000000000..0cab754b183e509b83f48e1e870b52fa3f8b8e62 --- /dev/null +++ b/codes/symm/symm.c @@ -0,0 +1,151 @@ +/** + * This version is stamped on May 10, 2016 + * + * Contact: + * Louis-Noel Pouchet <pouchet.ohio-state.edu> + * Tomofumi Yuki <tomofumi.yuki.fr> + * + * Web address: http://polybench.sourceforge.net + */ +/* symm.c: this file is part of PolyBench/C */ + +#include <stdio.h> +#include <unistd.h> +#include <string.h> +#include <math.h> + +/* Include polybench common header. */ +#include <polybench.h> + +/* Include benchmark-specific header. */ +#include "symm.h" + + +/* Array initialization. */ +static +void init_array(int m, int n, + DATA_TYPE *alpha, + DATA_TYPE *beta, + DATA_TYPE POLYBENCH_2D(C,M,N,m,n), + DATA_TYPE POLYBENCH_2D(A,M,M,m,m), + DATA_TYPE POLYBENCH_2D(B,M,N,m,n)) +{ + int i, j; + + *alpha = 1.5; + *beta = 1.2; + for (i = 0; i < m; i++) + for (j = 0; j < n; j++) { + C[i][j] = (DATA_TYPE) ((i+j) % 100) / m; + B[i][j] = (DATA_TYPE) ((n+i-j) % 100) / m; + } + for (i = 0; i < m; i++) { + for (j = 0; j <=i; j++) + A[i][j] = (DATA_TYPE) ((i+j) % 100) / m; + for (j = i+1; j < m; j++) + A[i][j] = -999; //regions of arrays that should not be used + } +} + + +/* 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 m, int n, + DATA_TYPE POLYBENCH_2D(C,M,N,m,n)) +{ + int i, j; + + POLYBENCH_DUMP_START; + POLYBENCH_DUMP_BEGIN("C"); + for (i = 0; i < m; i++) + for (j = 0; j < n; j++) { + if ((i * m + j) % 20 == 0) fprintf (POLYBENCH_DUMP_TARGET, "\n"); + fprintf (POLYBENCH_DUMP_TARGET, DATA_PRINTF_MODIFIER, C[i][j]); + } + POLYBENCH_DUMP_END("C"); + POLYBENCH_DUMP_FINISH; +} + + +/* Main computational kernel. The whole function will be timed, + including the call and return. */ +static +void kernel_symm(int m, int n, + DATA_TYPE alpha, + DATA_TYPE beta, + DATA_TYPE POLYBENCH_2D(C,M,N,m,n), + DATA_TYPE POLYBENCH_2D(A,M,M,m,m), + DATA_TYPE POLYBENCH_2D(B,M,N,m,n)) +{ + int i, j, k; + DATA_TYPE temp2; + +//BLAS PARAMS +//SIDE = 'L' +//UPLO = 'L' +// => Form C := alpha*A*B + beta*C +// A is MxM +// B is MxN +// C is MxN +//note that due to Fortran array layout, the code below more closely resembles upper triangular case in BLAS +#pragma scop + for (i = 0; i < _PB_M; i++) + for (j = 0; j < _PB_N; j++ ) + { + temp2 = 0; + for (k = 0; k < i; k++) { + C[k][j] += alpha*B[i][j] * A[i][k]; + temp2 += B[k][j] * A[i][k]; + } + C[i][j] = beta * C[i][j] + alpha*B[i][j] * A[i][i] + alpha * temp2; + } +#pragma endscop + +} + + +int main(int argc, char** argv) +{ + /* Retrieve problem size. */ + int m = M; + int n = N; + + /* Variable declaration/allocation. */ + DATA_TYPE alpha; + DATA_TYPE beta; + POLYBENCH_2D_ARRAY_DECL(C,DATA_TYPE,M,N,m,n); + POLYBENCH_2D_ARRAY_DECL(A,DATA_TYPE,M,M,m,m); + POLYBENCH_2D_ARRAY_DECL(B,DATA_TYPE,M,N,m,n); + + /* Initialize array(s). */ + init_array (m, n, &alpha, &beta, + POLYBENCH_ARRAY(C), + POLYBENCH_ARRAY(A), + POLYBENCH_ARRAY(B)); + + /* Start timer. */ + polybench_start_instruments; + + /* Run kernel. */ + kernel_symm (m, n, + alpha, beta, + POLYBENCH_ARRAY(C), + POLYBENCH_ARRAY(A), + POLYBENCH_ARRAY(B)); + + /* 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(m, n, POLYBENCH_ARRAY(C))); + + /* Be clean. */ + POLYBENCH_FREE_ARRAY(C); + POLYBENCH_FREE_ARRAY(A); + POLYBENCH_FREE_ARRAY(B); + + return 0; +} diff --git a/codes/symm/symm.h b/codes/symm/symm.h new file mode 100644 index 0000000000000000000000000000000000000000..8848b3dac1153260d100805fa3ce961434af38d0 --- /dev/null +++ b/codes/symm/symm.h @@ -0,0 +1,80 @@ +/** + * This version is stamped on May 10, 2016 + * + * Contact: + * Louis-Noel Pouchet <pouchet.ohio-state.edu> + * Tomofumi Yuki <tomofumi.yuki.fr> + * + * Web address: http://polybench.sourceforge.net + */ +#ifndef _SYMM_H +# define _SYMM_H + +/* Default to LARGE_DATASET. */ +# if !defined(MINI_DATASET) && !defined(SMALL_DATASET) && !defined(MEDIUM_DATASET) && !defined(LARGE_DATASET) && !defined(EXTRALARGE_DATASET) +# define LARGE_DATASET +# endif + +# if !defined(M) && !defined(N) +/* Define sample dataset sizes. */ +# ifdef MINI_DATASET +# define M 20 +# define N 30 +# endif + +# ifdef SMALL_DATASET +# define M 60 +# define N 80 +# endif + +# ifdef MEDIUM_DATASET +# define M 200 +# define N 240 +# endif + +# ifdef LARGE_DATASET +# define M 1000 +# define N 1200 +# endif + +# ifdef EXTRALARGE_DATASET +# define M 2000 +# define N 2600 +# endif + + +#endif /* !(M N) */ + +# define _PB_M POLYBENCH_LOOP_BOUND(M,m) +# define _PB_N POLYBENCH_LOOP_BOUND(N,n) + + +/* Default data type */ +# if !defined(DATA_TYPE_IS_INT) && !defined(DATA_TYPE_IS_FLOAT) && !defined(DATA_TYPE_IS_DOUBLE) +# define DATA_TYPE_IS_DOUBLE +# endif + +#ifdef DATA_TYPE_IS_INT +# define DATA_TYPE int +# define DATA_PRINTF_MODIFIER "%d " +#endif + +#ifdef DATA_TYPE_IS_FLOAT +# define DATA_TYPE float +# define DATA_PRINTF_MODIFIER "%0.2f " +# define SCALAR_VAL(x) x##f +# define SQRT_FUN(x) sqrtf(x) +# define EXP_FUN(x) expf(x) +# define POW_FUN(x,y) powf(x,y) +# endif + +#ifdef DATA_TYPE_IS_DOUBLE +# define DATA_TYPE double +# define DATA_PRINTF_MODIFIER "%0.2lf " +# define SCALAR_VAL(x) x +# define SQRT_FUN(x) sqrt(x) +# define EXP_FUN(x) exp(x) +# define POW_FUN(x,y) pow(x,y) +# endif + +#endif /* !_SYMM_H */