-/* Copyright (c) 2013-2017. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2013-2019. 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. */
-#include <float.h>
-
+#include <cfloat>
#include <exception>
-#include "colls_private.h"
-#include "src/smpi/smpi_process.hpp"
-
+#include "colls_private.hpp"
+#include "src/smpi/include/smpi_actor.hpp"
//attempt to do a quick autotuning version of the collective,
-
-#define TRACE_AUTO_COLL(cat) if (TRACE_is_enabled()){\
- type_t type = PJ_type_get_or_null (#cat, PJ_type_get_root());\
- if (!type){\
- type=PJ_type_event_new(#cat, PJ_type_get_root());\
- }\
- char cont_name[25];\
- snprintf(cont_name,25, "rank-%d", smpi_process()->index());\
- val_t value = PJ_value_get_or_new(Colls::mpi_coll_##cat##_description[i].name,"1.0 1.0 1.0", type);\
- new_pajeNewEvent (SIMIX_get_clock(), PJ_container_get(cont_name), type, value);\
- }
-
-#define AUTOMATIC_COLL_BENCH(cat, ret, args, args2)\
- ret Coll_ ## cat ## _automatic:: cat (COLL_UNPAREN args)\
-{\
- double time1, time2, time_min=DBL_MAX;\
- int min_coll=-1, global_coll=-1;\
- int i;\
- double buf_in, buf_out, max_min=DBL_MAX;\
- for (i = 0; Colls::mpi_coll_##cat##_description[i].name; i++){\
- if(!strcmp(Colls::mpi_coll_##cat##_description[i].name, "automatic"))continue;\
- if(!strcmp(Colls::mpi_coll_##cat##_description[i].name, "default"))continue;\
- Coll_barrier_default::barrier(comm);\
- TRACE_AUTO_COLL(cat)\
- time1 = SIMIX_get_clock();\
- try {\
- ((int (*) args)\
- Colls::mpi_coll_##cat##_description[i].coll) args2 ;\
- }\
- catch (std::exception& ex) {\
- continue;\
- }\
- time2 = SIMIX_get_clock();\
- buf_out=time2-time1;\
- Coll_reduce_default::reduce((void*)&buf_out,(void*)&buf_in, 1, MPI_DOUBLE, MPI_MAX, 0,comm );\
- if(time2-time1<time_min){\
- min_coll=i;\
- time_min=time2-time1;\
- }\
- if(comm->rank()==0){\
- if(buf_in<max_min){\
- max_min=buf_in;\
- global_coll=i;\
- }\
- }\
- }\
- if(comm->rank()==0){\
- XBT_WARN("For rank 0, the quickest was %s : %f , but global was %s : %f at max",Colls::mpi_coll_##cat##_description[min_coll].name, time_min,Colls::mpi_coll_##cat##_description[global_coll].name, max_min);\
- }else\
- XBT_WARN("The quickest %s was %s on rank %d and took %f",#cat,Colls::mpi_coll_##cat##_description[min_coll].name, comm->rank(), time_min);\
- return (min_coll!=-1)?MPI_SUCCESS:MPI_ERR_INTERN;\
-}
+#define AUTOMATIC_COLL_BENCH(cat, ret, args, args2) \
+ ret _XBT_CONCAT2(cat, __automatic)(COLL_UNPAREN args) \
+ { \
+ double time1, time2, time_min = DBL_MAX; \
+ int min_coll = -1, global_coll = -1; \
+ double buf_in, buf_out, max_min = DBL_MAX; \
+ auto descriptions = simgrid::smpi::colls::get_smpi_coll_descriptions(_XBT_STRINGIFY(cat)); \
+ for (unsigned long i = 0; i < descriptions->size(); i++) { \
+ auto desc = &descriptions->at(i); \
+ if (desc->name == "automatic" || desc->name == "default") \
+ continue; \
+ barrier__default(comm); \
+ if (TRACE_is_enabled()) { \
+ simgrid::instr::EventType* type = \
+ simgrid::instr::Container::get_root()->type_->by_name_or_create<simgrid::instr::EventType>( \
+ _XBT_STRINGIFY(cat)); \
+ \
+ std::string cont_name = std::string("rank-" + std::to_string(simgrid::s4u::this_actor::get_pid())); \
+ type->add_entity_value(desc->name, "1.0 1.0 1.0"); \
+ new simgrid::instr::NewEvent(SIMIX_get_clock(), simgrid::instr::Container::by_name(cont_name), type, \
+ type->get_entity_value(desc->name)); \
+ } \
+ time1 = SIMIX_get_clock(); \
+ try { \
+ ((int(*) args)desc->coll) args2; \
+ } catch (std::exception & ex) { \
+ continue; \
+ } \
+ time2 = SIMIX_get_clock(); \
+ buf_out = time2 - time1; \
+ reduce__default((void*)&buf_out, (void*)&buf_in, 1, MPI_DOUBLE, MPI_MAX, 0, comm); \
+ if (time2 - time1 < time_min) { \
+ min_coll = i; \
+ time_min = time2 - time1; \
+ } \
+ if (comm->rank() == 0) { \
+ if (buf_in < max_min) { \
+ max_min = buf_in; \
+ global_coll = i; \
+ } \
+ } \
+ } \
+ if (comm->rank() == 0) { \
+ XBT_WARN("For rank 0, the quickest was %s : %f , but global was %s : %f at max", \
+ descriptions->at(min_coll).name.c_str(), time_min, descriptions->at(global_coll).name.c_str(), \
+ max_min); \
+ } else \
+ XBT_WARN("The quickest " _XBT_STRINGIFY(cat) " was %s on rank %d and took %f", \
+ descriptions->at(min_coll).name.c_str(), comm->rank(), time_min); \
+ return (min_coll != -1) ? MPI_SUCCESS : MPI_ERR_INTERN; \
+ }
namespace simgrid{
namespace smpi{
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLGATHERV_SIG, (send_buff, send_count, send_type, recv_buff, recv_count, recv_disps, recv_type, comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLREDUCE_SIG, (sbuf, rbuf, rcount, dtype, op, comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_GATHER_SIG, (send_buff, send_count, send_type, recv_buff, recv_count, recv_type, root, comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLGATHER_SIG, (send_buff,send_count,send_type,recv_buff,recv_count,recv_type,comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLTOALL_SIG,(send_buff, send_count, send_type, recv_buff, recv_count, recv_type,comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLTOALLV_SIG, (send_buff, send_counts, send_disps, send_type, recv_buff, recv_counts, recv_disps, recv_type, comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_BCAST_SIG , (buf, count, datatype, root, comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_REDUCE_SIG,(buf,rbuf, count, datatype, op, root, comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_REDUCE_SCATTER_SIG ,(sbuf,rbuf, rcounts,dtype,op,comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_SCATTER_SIG ,(sendbuf, sendcount, sendtype,recvbuf, recvcount, recvtype,root, comm));
-COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_BARRIER_SIG,(comm));
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLGATHERV_SIG, (send_buff, send_count, send_type, recv_buff, recv_count, recv_disps, recv_type, comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLREDUCE_SIG, (sbuf, rbuf, rcount, dtype, op, comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_GATHER_SIG, (send_buff, send_count, send_type, recv_buff, recv_count, recv_type, root, comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLGATHER_SIG, (send_buff,send_count,send_type,recv_buff,recv_count,recv_type,comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLTOALL_SIG,(send_buff, send_count, send_type, recv_buff, recv_count, recv_type,comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_ALLTOALLV_SIG, (send_buff, send_counts, send_disps, send_type, recv_buff, recv_counts, recv_disps, recv_type, comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_BCAST_SIG , (buf, count, datatype, root, comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_REDUCE_SIG,(buf,rbuf, count, datatype, op, root, comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_REDUCE_SCATTER_SIG ,(sbuf,rbuf, rcounts,dtype,op,comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_SCATTER_SIG ,(sendbuf, sendcount, sendtype,recvbuf, recvcount, recvtype,root, comm))
+COLL_APPLY(AUTOMATIC_COLL_BENCH, COLL_BARRIER_SIG,(comm))
}
}
