Remove useless code in this example that is already complicated enough

mpi/examples/cholesky/mpi_cholesky_models.c

@@ -26,128 +26,17 @@
  *	Number of flops of Gemm 
  */
 
-//#define USE_PERTURBATION	1
-
-
-#ifdef USE_PERTURBATION
-#define PERTURBATE(a)	((starpu_drand48()*2.0f*(AMPL) + 1.0f - (AMPL))*(a))
-#else
-#define PERTURBATE(a)	(a)
-#endif
-
-static double cpu_chol_task_11_cost(starpu_buffer_descr *descr)
-{
-	uint32_t n;
-
-	n = starpu_matrix_get_nx(descr[0].handle);
-
-	double cost = (((double)(n)*n*n)/1000.0f*0.894/0.79176);
-
-#ifdef STARPU_MODEL_DEBUG
-	printf("cpu_chol_task_11_cost n %d cost %e\n", n, cost);
-#endif
-
-	return PERTURBATE(cost);
-}
-
-static double cuda_chol_task_11_cost(starpu_buffer_descr *descr)
-{
-	uint32_t n;
-
-	n = starpu_matrix_get_nx(descr[0].handle);
-
-	double cost = (((double)(n)*n*n)/50.0f/10.75/5.088633/0.9883);
-
-#ifdef STARPU_MODEL_DEBUG
-	printf("cuda_chol_task_11_cost n %d cost %e\n", n, cost);
-#endif
-
-	return PERTURBATE(cost);
-}
-
-static double cpu_chol_task_21_cost(starpu_buffer_descr *descr)
-{
-	uint32_t n;
-
-	n = starpu_matrix_get_nx(descr[0].handle);
-
-	double cost = (((double)(n)*n*n)/7706.674/0.95/0.9965);
-
-#ifdef STARPU_MODEL_DEBUG
-	printf("cpu_chol_task_21_cost n %d cost %e\n", n, cost);
-#endif
-
-	return PERTURBATE(cost);
-}
-
-static double cuda_chol_task_21_cost(starpu_buffer_descr *descr)
-{
-	uint32_t n;
-
-	n = starpu_matrix_get_nx(descr[0].handle);
-
-	double cost = (((double)(n)*n*n)/50.0f/10.75/87.29520);
-
-#ifdef STARPU_MODEL_DEBUG
-	printf("cuda_chol_task_21_cost n %d cost %e\n", n, cost);
-#endif
-
-	return PERTURBATE(cost);
-}
-
-static double cpu_chol_task_22_cost(starpu_buffer_descr *descr)
-{
-	uint32_t n;
-
-	n = starpu_matrix_get_nx(descr[0].handle);
-
-	double cost = (((double)(n)*n*n)/50.0f/10.75/8.0760);
-
-#ifdef STARPU_MODEL_DEBUG
-	printf("cpu_chol_task_22_cost n %d cost %e\n", n, cost);
-#endif
-
-	return PERTURBATE(cost);
-}
-
-static double cuda_chol_task_22_cost(starpu_buffer_descr *descr)
-{
-	uint32_t n;
-
-	n = starpu_matrix_get_nx(descr[0].handle);
-
-	double cost = (((double)(n)*n*n)/50.0f/10.75/76.30666);
-
-#ifdef STARPU_MODEL_DEBUG
-	printf("cuda_chol_task_22_cost n %d cost %e\n", n, cost);
-#endif
-
-	return PERTURBATE(cost);
-}
-
 struct starpu_perfmodel_t chol_model_11 = {
-	.per_arch = { 
-		[STARPU_CPU_DEFAULT] = { .cost_model = cpu_chol_task_11_cost },
-		[STARPU_CUDA_DEFAULT] = { .cost_model = cuda_chol_task_11_cost }
-	},
 	.type = STARPU_HISTORY_BASED,
 	.symbol = "chol_model_11"
 };
 
 struct starpu_perfmodel_t chol_model_21 = {
-	.per_arch = { 
-		[STARPU_CPU_DEFAULT] = { .cost_model = cpu_chol_task_21_cost },
-		[STARPU_CUDA_DEFAULT] = { .cost_model = cuda_chol_task_21_cost }
-	},
 	.type = STARPU_HISTORY_BASED,
 	.symbol = "chol_model_21"
 };
 
 struct starpu_perfmodel_t chol_model_22 = {
-	.per_arch = { 
-		[STARPU_CPU_DEFAULT] = { .cost_model = cpu_chol_task_22_cost },
-		[STARPU_CUDA_DEFAULT] = { .cost_model = cuda_chol_task_22_cost }
-	},
 	.type = STARPU_HISTORY_BASED,
 	.symbol = "chol_model_22"
 };