/* This is the tuning used by MVAPICH for Stampede platform based on (MV2_ARCH_INTEL_XEON_E5_2680_16,
* MV2_HCA_MLX_CX_FDR) */
-/* Copyright (c) 2009-2019. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2009-2022. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#define MV2_MAX_NB_THRESHOLDS 32
-XBT_PUBLIC void smpi_coll_cleanup_mvapich2(void);
+XBT_PUBLIC void smpi_coll_cleanup_mvapich2();
struct mv2_alltoall_tuning_element {
int min;
};
int (*MV2_Alltoall_function)(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
- MPI_Datatype recvtype, MPI_Comm comm_ptr) = NULL;
+ MPI_Datatype recvtype, MPI_Comm comm_ptr) = nullptr;
/* Indicates number of processes per node */
-int* mv2_alltoall_table_ppn_conf = NULL;
+int* mv2_alltoall_table_ppn_conf = nullptr;
/* Indicates total number of configurations */
int mv2_alltoall_num_ppn_conf = 1;
-int* mv2_size_alltoall_tuning_table = NULL;
-mv2_alltoall_tuning_table** mv2_alltoall_thresholds_table = NULL;
+int* mv2_size_alltoall_tuning_table = nullptr;
+mv2_alltoall_tuning_table** mv2_alltoall_thresholds_table = nullptr;
#define MPIR_Alltoall_bruck_MV2 simgrid::smpi::alltoall__bruck
#define MPIR_Alltoall_RD_MV2 simgrid::smpi::alltoall__rdb
static void init_mv2_alltoall_tables_stampede()
{
int agg_table_sum = 0;
- mv2_alltoall_tuning_table** table_ptrs = NULL;
+ mv2_alltoall_tuning_table** table_ptrs = nullptr;
mv2_alltoall_num_ppn_conf = 3;
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
mv2_alltoall_thresholds_table = new mv2_alltoall_tuning_table*[mv2_alltoall_num_ppn_conf];
table_ptrs = new mv2_alltoall_tuning_table*[mv2_alltoall_num_ppn_conf];
struct mv2_allgather_tuning_table {
int numproc;
- int two_level[MV2_MAX_NB_THRESHOLDS];
+ bool two_level[MV2_MAX_NB_THRESHOLDS];
int size_inter_table;
mv2_allgather_tuning_element inter_leader[MV2_MAX_NB_THRESHOLDS];
};
int (*MV2_Allgatherction)(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, MPI_Comm comm);
-int* mv2_allgather_table_ppn_conf = NULL;
+int* mv2_allgather_table_ppn_conf = nullptr;
int mv2_allgather_num_ppn_conf = 1;
-int* mv2_size_allgather_tuning_table = NULL;
-mv2_allgather_tuning_table** mv2_allgather_thresholds_table = NULL;
+int* mv2_size_allgather_tuning_table = nullptr;
+mv2_allgather_tuning_table** mv2_allgather_thresholds_table = nullptr;
static int MPIR_Allgather_RD_Allgather_Comm_MV2(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf,
int recvcount, MPI_Datatype recvtype, MPI_Comm comm_ptr)
{
int agg_table_sum = 0;
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
mv2_allgather_num_ppn_conf = 3;
mv2_allgather_thresholds_table = new mv2_allgather_tuning_table*[mv2_allgather_num_ppn_conf];
- mv2_allgather_tuning_table** table_ptrs = new mv2_allgather_tuning_table*[mv2_allgather_num_ppn_conf];
+ auto** table_ptrs = new mv2_allgather_tuning_table*[mv2_allgather_num_ppn_conf];
mv2_size_allgather_tuning_table = new int[mv2_allgather_num_ppn_conf];
mv2_allgather_table_ppn_conf = new int[mv2_allgather_num_ppn_conf];
mv2_allgather_table_ppn_conf[0] = 1;
mv2_allgather_tuning_table mv2_tmp_allgather_thresholds_table_1ppn[] = {
{
2,
- {0},
+ {false},
1,
{
{0, -1, &MPIR_Allgather_Ring_MV2},
},
{
4,
- {0, 0},
+ {false, false},
2,
{
{0, 262144, &MPIR_Allgather_RD_MV2}, {262144, -1, &MPIR_Allgather_Ring_MV2},
},
{
8,
- {0, 0},
+ {false, false},
2,
{
{0, 131072, &MPIR_Allgather_RD_MV2}, {131072, -1, &MPIR_Allgather_Ring_MV2},
},
{
16,
- {0, 0},
+ {false, false},
2,
{
{0, 131072, &MPIR_Allgather_RD_MV2}, {131072, -1, &MPIR_Allgather_Ring_MV2},
},
{
32,
- {0, 0},
+ {false, false},
2,
{
{0, 65536, &MPIR_Allgather_RD_MV2}, {65536, -1, &MPIR_Allgather_Ring_MV2},
},
{
64,
- {0, 0},
+ {false, false},
2,
{
{0, 32768, &MPIR_Allgather_RD_MV2}, {32768, -1, &MPIR_Allgather_Ring_MV2},
mv2_allgather_tuning_table mv2_tmp_allgather_thresholds_table_2ppn[] = {
{
4,
- {0, 0},
+ {false, false},
2,
{
{0, 524288, &MPIR_Allgather_RD_MV2}, {524288, -1, &MPIR_Allgather_Ring_MV2},
},
{
8,
- {0, 1, 0},
+ {false, true, false},
2,
{
{0, 32768, &MPIR_Allgather_RD_MV2},
},
{
16,
- {0, 1, 0},
+ {false, true, false},
2,
{
{0, 16384, &MPIR_Allgather_RD_MV2},
},
{
32,
- {1, 1, 0},
+ {true, true, false},
2,
{
{0, 65536, &MPIR_Allgather_RD_MV2},
},
{
64,
- {1, 1, 0},
+ {true, true, false},
2,
{
{0, 32768, &MPIR_Allgather_RD_MV2},
},
{
128,
- {1, 1, 0},
+ {true, true, false},
2,
{
{0, 65536, &MPIR_Allgather_RD_MV2},
mv2_allgather_tuning_table mv2_tmp_allgather_thresholds_table_16ppn[] = {
{
16,
- {0, 0},
+ {false, false},
2,
{
{0, 1024, &MPIR_Allgather_RD_MV2}, {1024, -1, &MPIR_Allgather_Ring_MV2},
},
{
32,
- {0, 0},
+ {false, false},
2,
{
{0, 1024, &MPIR_Allgather_RD_Allgather_Comm_MV2}, {1024, -1, &MPIR_Allgather_Ring_MV2},
},
{
64,
- {0, 0},
+ {false, false},
2,
{
{0, 1024, &MPIR_Allgather_RD_Allgather_Comm_MV2}, {1024, -1, &MPIR_Allgather_Ring_MV2},
},
{
128,
- {0, 0},
+ {false, false},
2,
{
{0, 1024, &MPIR_Allgather_RD_Allgather_Comm_MV2}, {1024, -1, &MPIR_Allgather_Ring_MV2},
},
{
256,
- {0, 0},
+ {false, false},
2,
{
{0, 1024, &MPIR_Allgather_RD_Allgather_Comm_MV2}, {1024, -1, &MPIR_Allgather_Ring_MV2},
},
{
512,
- {0, 0},
+ {false, false},
2,
{
{0, 1024, &MPIR_Allgather_RD_Allgather_Comm_MV2}, {1024, -1, &MPIR_Allgather_Ring_MV2},
};
int mv2_size_gather_tuning_table = 7;
-mv2_gather_tuning_table* mv2_gather_thresholds_table = NULL;
+mv2_gather_tuning_table* mv2_gather_thresholds_table = nullptr;
typedef int (*MV2_Gather_function_ptr)(const void* sendbuf, int sendcnt, MPI_Datatype sendtype, void* recvbuf, int recvcnt,
MPI_Datatype recvtype, int root, MPI_Comm comm);
-MV2_Gather_function_ptr MV2_Gather_inter_leader_function = NULL;
-MV2_Gather_function_ptr MV2_Gather_intra_node_function = NULL;
+MV2_Gather_function_ptr MV2_Gather_inter_leader_function = nullptr;
+MV2_Gather_function_ptr MV2_Gather_intra_node_function = nullptr;
#define MPIR_Gather_MV2_Direct simgrid::smpi::gather__ompi_basic_linear
#define MPIR_Gather_MV2_two_level_Direct simgrid::smpi::gather__mvapich2_two_level
static void init_mv2_gather_tables_stampede()
{
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
mv2_size_gather_tuning_table = 7;
mv2_gather_thresholds_table = new mv2_gather_tuning_table[mv2_size_gather_tuning_table];
const int* displs, MPI_Datatype recvtype, MPI_Comm comm);
int mv2_size_allgatherv_tuning_table = 0;
-mv2_allgatherv_tuning_table* mv2_allgatherv_thresholds_table = NULL;
+mv2_allgatherv_tuning_table* mv2_allgatherv_thresholds_table = nullptr;
#define MPIR_Allgatherv_Rec_Doubling_MV2 simgrid::smpi::allgatherv__mpich_rdb
#define MPIR_Allgatherv_Bruck_MV2 simgrid::smpi::allgatherv__ompi_bruck
static void init_mv2_allgatherv_tables_stampede()
{
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
mv2_size_allgatherv_tuning_table = 6;
mv2_allgatherv_thresholds_table = new mv2_allgatherv_tuning_table[mv2_size_allgatherv_tuning_table];
struct mv2_allreduce_tuning_table {
int numproc;
- int mcast_enabled;
- int is_two_level_allreduce[MV2_MAX_NB_THRESHOLDS];
+ bool mcast_enabled;
+ bool is_two_level_allreduce[MV2_MAX_NB_THRESHOLDS];
int size_inter_table;
mv2_allreduce_tuning_element inter_leader[MV2_MAX_NB_THRESHOLDS];
int size_intra_table;
};
int (*MV2_Allreducection)(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
- MPI_Comm comm) = NULL;
+ MPI_Comm comm) = nullptr;
int (*MV2_Allreduce_intra_function)(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
- MPI_Comm comm) = NULL;
+ MPI_Comm comm) = nullptr;
int mv2_size_allreduce_tuning_table = 0;
-mv2_allreduce_tuning_table* mv2_allreduce_thresholds_table = NULL;
+mv2_allreduce_tuning_table* mv2_allreduce_thresholds_table = nullptr;
static int MPIR_Allreduce_mcst_reduce_two_level_helper_MV2(const void* sendbuf, void* recvbuf, int count,
MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
static void init_mv2_allreduce_tables_stampede()
{
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
mv2_size_allreduce_tuning_table = 8;
mv2_allreduce_thresholds_table = new mv2_allreduce_tuning_table[mv2_size_allreduce_tuning_table];
mv2_allreduce_tuning_table mv2_tmp_allreduce_thresholds_table[] = {
{
16,
- 0,
- {1, 0},
+ false,
+ {true, false},
2,
{
{0, 1024, &MPIR_Allreduce_pt2pt_rd_MV2}, {1024, -1, &MPIR_Allreduce_pt2pt_rs_MV2},
},
{
32,
- 0,
- {1, 1, 0},
+ false,
+ {true, true, false},
3,
{
{0, 1024, &MPIR_Allreduce_pt2pt_rd_MV2},
},
{
64,
- 0,
- {1, 1, 0},
+ false,
+ {true, true, false},
3,
{
{0, 512, &MPIR_Allreduce_pt2pt_rd_MV2},
},
{
128,
- 0,
- {1, 1, 0},
+ false,
+ {true, true, false},
3,
{
{0, 512, &MPIR_Allreduce_pt2pt_rd_MV2},
},
{
256,
- 0,
- {1, 1, 0},
+ false,
+ {true, true, false},
3,
{
{0, 512, &MPIR_Allreduce_pt2pt_rd_MV2},
},
{
512,
- 0,
- {1, 1, 0},
+ false,
+ {true, true, false},
3,
{
{0, 512, &MPIR_Allreduce_pt2pt_rd_MV2},
},
{
1024,
- 0,
- {1, 1, 1, 0},
+ false,
+ {true, true, true, false},
4,
{
{0, 512, &MPIR_Allreduce_pt2pt_rd_MV2},
},
{
2048,
- 0,
- {1, 1, 1, 0},
+ false,
+ {true, true, true, false},
4,
{
{0, 64, &MPIR_Allreduce_pt2pt_rd_MV2},
int bcast_segment_size;
int intra_node_knomial_factor;
int inter_node_knomial_factor;
- int is_two_level_bcast[MV2_MAX_NB_THRESHOLDS];
+ bool is_two_level_bcast[MV2_MAX_NB_THRESHOLDS];
int size_inter_table;
mv2_bcast_tuning_element inter_leader[MV2_MAX_NB_THRESHOLDS];
int size_intra_table;
};
int mv2_size_bcast_tuning_table = 0;
-mv2_bcast_tuning_table* mv2_bcast_thresholds_table = NULL;
+mv2_bcast_tuning_table* mv2_bcast_thresholds_table = nullptr;
-int (*MV2_Bcast_function)(void* buffer, int count, MPI_Datatype datatype, int root, MPI_Comm comm_ptr) = NULL;
+int (*MV2_Bcast_function)(void* buffer, int count, MPI_Datatype datatype, int root, MPI_Comm comm_ptr) = nullptr;
int (*MV2_Bcast_intra_node_function)(void* buffer, int count, MPI_Datatype datatype, int root,
- MPI_Comm comm_ptr) = NULL;
+ MPI_Comm comm_ptr) = nullptr;
int zcpy_knomial_factor = 2;
int mv2_pipelined_zcpy_knomial_factor = -1;
static void init_mv2_bcast_tables_stampede()
{
// Stampede,
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
mv2_size_bcast_tuning_table = 8;
mv2_bcast_thresholds_table = new mv2_bcast_tuning_table[mv2_size_bcast_tuning_table];
8192,
4,
4,
- {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
+ {true, true, true, true, true, true, true, true, true, true, true},
11,
{{0, 8, &MPIR_Pipelined_Bcast_Zcpy_MV2, 2},
{8, 16, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
8192,
4,
4,
- {1, 1, 1, 1, 1, 1, 1, 1},
+ {true, true, true, true, true, true, true, true},
8,
{{0, 128, &MPIR_Pipelined_Bcast_Zcpy_MV2, 2},
{128, 256, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
8192,
4,
4,
- {1, 1, 1, 1, 1, 1, 1, 1, 1},
+ {true, true, true, true, true, true, true, true, true},
9,
{{0, 2, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
{2, 4, &MPIR_Pipelined_Bcast_Zcpy_MV2, 8},
8192,
4,
4,
- {1, 1, 1, 0},
+ {true, true, true, false},
4,
{{0, 8192, &MPIR_Pipelined_Bcast_Zcpy_MV2, 8},
{8192, 16384, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
{{0, 8192, &MPIR_Shmem_Bcast_MV2, 8},
{8192, 16384, &MPIR_Shmem_Bcast_MV2, 4},
{16384, 524288, &MPIR_Shmem_Bcast_MV2, 2},
- {524288, -1, NULL, -1}}},
+ {524288, -1, nullptr, -1}}},
{256,
8192,
4,
4,
- {1, 1, 1, 1, 1},
+ {true, true, true, true, true},
5,
{{0, 16384, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
{16384, 131072, &MPIR_Pipelined_Bcast_Zcpy_MV2, 2},
8192,
4,
4,
- {1, 1, 1, 1, 1},
+ {true, true, true, true, true},
5,
{{0, 4096, &MPIR_Pipelined_Bcast_Zcpy_MV2, 8},
{4096, 16384, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
8192,
4,
4,
- {1, 1, 1, 1, 1},
+ {true, true, true, true, true},
5,
{{0, 8192, &MPIR_Pipelined_Bcast_Zcpy_MV2, 8},
{8192, 16384, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
8192,
4,
4,
- {1, 1, 1, 1, 1, 1, 1},
+ {true, true, true, true, true, true, true},
7,
{{0, 16, &MPIR_Pipelined_Bcast_Zcpy_MV2, 8},
{16, 32, &MPIR_Pipelined_Bcast_Zcpy_MV2, 4},
int numproc;
int inter_k_degree;
int intra_k_degree;
- int is_two_level_reduce[MV2_MAX_NB_THRESHOLDS];
+ bool is_two_level_reduce[MV2_MAX_NB_THRESHOLDS];
int size_inter_table;
mv2_reduce_tuning_element inter_leader[MV2_MAX_NB_THRESHOLDS];
int size_intra_table;
};
int mv2_size_reduce_tuning_table = 0;
-mv2_reduce_tuning_table* mv2_reduce_thresholds_table = NULL;
+mv2_reduce_tuning_table* mv2_reduce_thresholds_table = nullptr;
int mv2_reduce_intra_knomial_factor = -1;
int mv2_reduce_inter_knomial_factor = -1;
int (*MV2_Reduce_function)(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op, int root,
- MPI_Comm comm_ptr) = NULL;
+ MPI_Comm comm_ptr) = nullptr;
-int (*MV2_Reduce_intra_function)(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op, int root,
- MPI_Comm comm_ptr) = NULL;
+int (*MV2_Reduce_intra_function)(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
+ int root, MPI_Comm comm_ptr) = nullptr;
#define MPIR_Reduce_inter_knomial_wrapper_MV2 simgrid::smpi::reduce__mvapich2_knomial
#define MPIR_Reduce_intra_knomial_wrapper_MV2 simgrid::smpi::reduce__mvapich2_knomial
static void init_mv2_reduce_tables_stampede()
{
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
/*Stampede*/
mv2_size_reduce_tuning_table = 8;
16,
4,
4,
- {1, 0, 0},
+ {true, false, false},
3,
{
{0, 262144, &MPIR_Reduce_inter_knomial_wrapper_MV2},
32,
4,
4,
- {1, 1, 1, 1, 0, 0, 0},
+ {true, true, true, true, false, false, false},
7,
{
{0, 8192, &MPIR_Reduce_inter_knomial_wrapper_MV2},
64,
4,
4,
- {1, 1, 1, 1, 0},
+ {true, true, true, true, false},
5,
{
{0, 8192, &MPIR_Reduce_inter_knomial_wrapper_MV2},
128,
4,
4,
- {1, 0, 1, 0, 1, 0},
+ {true, false, true, false, true, false},
6,
{
{0, 8192, &MPIR_Reduce_inter_knomial_wrapper_MV2},
256,
4,
4,
- {1, 1, 1, 0, 1, 1, 0},
+ {true, true, true, false, true, true, false},
7,
{
{0, 8192, &MPIR_Reduce_inter_knomial_wrapper_MV2},
512,
4,
4,
- {1, 0, 1, 1, 1, 0},
+ {true, false, true, true, true, false},
6,
{
{0, 8192, &MPIR_Reduce_inter_knomial_wrapper_MV2},
1024,
4,
4,
- {1, 0, 1, 1, 1},
+ {true, false, true, true, true},
5,
{
{0, 8192, &MPIR_Reduce_inter_knomial_wrapper_MV2},
2048,
4,
4,
- {1, 0, 1, 1, 1, 1},
+ {true, false, true, true, true, true},
6,
{
{0, 2048, &MPIR_Reduce_inter_knomial_wrapper_MV2},
};
int mv2_size_red_scat_tuning_table = 0;
-mv2_red_scat_tuning_table* mv2_red_scat_thresholds_table = NULL;
+mv2_red_scat_tuning_table* mv2_red_scat_thresholds_table = nullptr;
int (*MV2_Red_scat_function)(const void* sendbuf, void* recvbuf, const int* recvcnts, MPI_Datatype datatype, MPI_Op op,
MPI_Comm comm_ptr);
static void init_mv2_reduce_scatter_tables_stampede()
{
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
mv2_size_red_scat_tuning_table = 6;
mv2_red_scat_thresholds_table = new mv2_red_scat_tuning_table[mv2_size_red_scat_tuning_table];
mv2_scatter_tuning_element intra_node[MV2_MAX_NB_THRESHOLDS];
};
-int* mv2_scatter_table_ppn_conf = NULL;
+int* mv2_scatter_table_ppn_conf = nullptr;
int mv2_scatter_num_ppn_conf = 1;
-int* mv2_size_scatter_tuning_table = NULL;
-mv2_scatter_tuning_table** mv2_scatter_thresholds_table = NULL;
+int* mv2_size_scatter_tuning_table = nullptr;
+mv2_scatter_tuning_table** mv2_scatter_thresholds_table = nullptr;
int (*MV2_Scatter_function)(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
- MPI_Datatype recvtype, int root, MPI_Comm comm) = NULL;
+ MPI_Datatype recvtype, int root, MPI_Comm comm) = nullptr;
-int (*MV2_Scatter_intra_function)(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
- MPI_Datatype recvtype, int root, MPI_Comm comm) = NULL;
+int (*MV2_Scatter_intra_function)(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf,
+ int recvcount, MPI_Datatype recvtype, int root, MPI_Comm comm) = nullptr;
int MPIR_Scatter_mcst_wrap_MV2(const void* sendbuf, int sendcnt, MPI_Datatype sendtype, void* recvbuf, int recvcnt,
MPI_Datatype recvtype, int root, MPI_Comm comm_ptr);
static void init_mv2_scatter_tables_stampede()
{
- if (simgrid::smpi::colls::smpi_coll_cleanup_callback == NULL)
+ if (simgrid::smpi::colls::smpi_coll_cleanup_callback == nullptr)
simgrid::smpi::colls::smpi_coll_cleanup_callback = &smpi_coll_cleanup_mvapich2;
int agg_table_sum = 0;
mv2_scatter_num_ppn_conf = 3;
mv2_scatter_thresholds_table = new mv2_scatter_tuning_table*[mv2_scatter_num_ppn_conf];
- mv2_scatter_tuning_table** table_ptrs = new mv2_scatter_tuning_table*[mv2_scatter_num_ppn_conf];
+ auto** table_ptrs = new mv2_scatter_tuning_table*[mv2_scatter_num_ppn_conf];
mv2_size_scatter_tuning_table = new int[mv2_scatter_num_ppn_conf];
mv2_scatter_table_ppn_conf = new int[mv2_scatter_num_ppn_conf];
mv2_scatter_table_ppn_conf[0] = 1;