X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/5a5f54e7f74566a2418d243e7885e737c2312a36..c4000f89d4644c3d7ff6187a62a0930c4d53e683:/src/smpi/mpi/smpi_datatype.cpp diff --git a/src/smpi/mpi/smpi_datatype.cpp b/src/smpi/mpi/smpi_datatype.cpp index b738b7ba33..f943415abb 100644 --- a/src/smpi/mpi/smpi_datatype.cpp +++ b/src/smpi/mpi/smpi_datatype.cpp @@ -1,5 +1,5 @@ /* smpi_datatype.cpp -- MPI primitives to handle datatypes */ -/* Copyright (c) 2009-2017. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2009-2018. 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. */ @@ -9,97 +9,99 @@ #include "smpi_datatype_derived.hpp" #include "smpi_op.hpp" #include "smpi_process.hpp" +#include XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_datatype, smpi, "Logging specific to SMPI (datatype)"); -#define CREATE_MPI_DATATYPE(name, type) \ - static simgrid::smpi::Datatype mpi_##name ( \ - (char*) # name, \ - sizeof(type), /* size */ \ - 0, /* lb */ \ - sizeof(type), /* ub = lb + size */ \ - DT_FLAG_BASIC /* flags */ \ - ); \ -const MPI_Datatype name = &mpi_##name; - -#define CREATE_MPI_DATATYPE_NULL(name) \ - static simgrid::smpi::Datatype mpi_##name ( \ - (char*) # name, \ - 0, /* size */ \ - 0, /* lb */ \ - 0, /* ub = lb + size */ \ - DT_FLAG_BASIC /* flags */ \ - ); \ -const MPI_Datatype name = &mpi_##name; +static std::unordered_map id2type_lookup; + +#define CREATE_MPI_DATATYPE(name, id, type) \ + static simgrid::smpi::Datatype mpi_##name((char*)#name, id, sizeof(type), /* size */ \ + 0, /* lb */ \ + sizeof(type), /* ub = lb + size */ \ + DT_FLAG_BASIC /* flags */ \ + ); \ + const MPI_Datatype name = &mpi_##name; + +#define CREATE_MPI_DATATYPE_NULL(name, id) \ + static simgrid::smpi::Datatype mpi_##name((char*)#name, id, 0, /* size */ \ + 0, /* lb */ \ + 0, /* ub = lb + size */ \ + DT_FLAG_BASIC /* flags */ \ + ); \ + const MPI_Datatype name = &mpi_##name; // Predefined data types -CREATE_MPI_DATATYPE(MPI_CHAR, char); -CREATE_MPI_DATATYPE(MPI_SHORT, short); -CREATE_MPI_DATATYPE(MPI_INT, int); -CREATE_MPI_DATATYPE(MPI_LONG, long); -CREATE_MPI_DATATYPE(MPI_LONG_LONG, long long); -CREATE_MPI_DATATYPE(MPI_SIGNED_CHAR, signed char); -CREATE_MPI_DATATYPE(MPI_UNSIGNED_CHAR, unsigned char); -CREATE_MPI_DATATYPE(MPI_UNSIGNED_SHORT, unsigned short); -CREATE_MPI_DATATYPE(MPI_UNSIGNED, unsigned int); -CREATE_MPI_DATATYPE(MPI_UNSIGNED_LONG, unsigned long); -CREATE_MPI_DATATYPE(MPI_UNSIGNED_LONG_LONG, unsigned long long); -CREATE_MPI_DATATYPE(MPI_FLOAT, float); -CREATE_MPI_DATATYPE(MPI_DOUBLE, double); -CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE, long double); -CREATE_MPI_DATATYPE(MPI_WCHAR, wchar_t); -CREATE_MPI_DATATYPE(MPI_C_BOOL, bool); -CREATE_MPI_DATATYPE(MPI_BYTE, int8_t); -CREATE_MPI_DATATYPE(MPI_INT8_T, int8_t); -CREATE_MPI_DATATYPE(MPI_INT16_T, int16_t); -CREATE_MPI_DATATYPE(MPI_INT32_T, int32_t); -CREATE_MPI_DATATYPE(MPI_INT64_T, int64_t); -CREATE_MPI_DATATYPE(MPI_UINT8_T, uint8_t); -CREATE_MPI_DATATYPE(MPI_UINT16_T, uint16_t); -CREATE_MPI_DATATYPE(MPI_UINT32_T, uint32_t); -CREATE_MPI_DATATYPE(MPI_UINT64_T, uint64_t); -CREATE_MPI_DATATYPE(MPI_C_FLOAT_COMPLEX, float _Complex); -CREATE_MPI_DATATYPE(MPI_C_DOUBLE_COMPLEX, double _Complex); -CREATE_MPI_DATATYPE(MPI_C_LONG_DOUBLE_COMPLEX, long double _Complex); -CREATE_MPI_DATATYPE(MPI_AINT, MPI_Aint); -CREATE_MPI_DATATYPE(MPI_OFFSET, MPI_Offset); - -CREATE_MPI_DATATYPE(MPI_FLOAT_INT, float_int); -CREATE_MPI_DATATYPE(MPI_LONG_INT, long_int); -CREATE_MPI_DATATYPE(MPI_DOUBLE_INT, double_int); -CREATE_MPI_DATATYPE(MPI_SHORT_INT, short_int); -CREATE_MPI_DATATYPE(MPI_2INT, int_int); -CREATE_MPI_DATATYPE(MPI_2FLOAT, float_float); -CREATE_MPI_DATATYPE(MPI_2DOUBLE, double_double); -CREATE_MPI_DATATYPE(MPI_2LONG, long_long); - -CREATE_MPI_DATATYPE(MPI_REAL, float); -CREATE_MPI_DATATYPE(MPI_REAL4, float); -CREATE_MPI_DATATYPE(MPI_REAL8, float); -CREATE_MPI_DATATYPE(MPI_REAL16, double); -CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX8); -CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX16); -CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX32); -CREATE_MPI_DATATYPE(MPI_INTEGER1, int); -CREATE_MPI_DATATYPE(MPI_INTEGER2, int16_t); -CREATE_MPI_DATATYPE(MPI_INTEGER4, int32_t); -CREATE_MPI_DATATYPE(MPI_INTEGER8, int64_t); -CREATE_MPI_DATATYPE(MPI_INTEGER16, integer128_t); - -CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE_INT, long_double_int); - -CREATE_MPI_DATATYPE_NULL(MPI_UB); -CREATE_MPI_DATATYPE_NULL(MPI_LB); -CREATE_MPI_DATATYPE(MPI_PACKED, char); +CREATE_MPI_DATATYPE(MPI_CHAR, 2, char); +CREATE_MPI_DATATYPE(MPI_SHORT, 3, short); +CREATE_MPI_DATATYPE(MPI_INT, 1, int); +CREATE_MPI_DATATYPE(MPI_LONG, 4, long); +CREATE_MPI_DATATYPE(MPI_LONG_LONG, 7, long long); +CREATE_MPI_DATATYPE(MPI_SIGNED_CHAR, 8, signed char); +CREATE_MPI_DATATYPE(MPI_UNSIGNED_CHAR, 9, unsigned char); +CREATE_MPI_DATATYPE(MPI_UNSIGNED_SHORT, 10, unsigned short); +CREATE_MPI_DATATYPE(MPI_UNSIGNED, 11, unsigned int); +CREATE_MPI_DATATYPE(MPI_UNSIGNED_LONG, 12, unsigned long); +CREATE_MPI_DATATYPE(MPI_UNSIGNED_LONG_LONG, 13, unsigned long long); +CREATE_MPI_DATATYPE(MPI_FLOAT, 5, float); +CREATE_MPI_DATATYPE(MPI_DOUBLE, 0, double); +CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE, 14, long double); +CREATE_MPI_DATATYPE(MPI_WCHAR, 15, wchar_t); +CREATE_MPI_DATATYPE(MPI_C_BOOL, 16, bool); +CREATE_MPI_DATATYPE(MPI_BYTE, 6, int8_t); +CREATE_MPI_DATATYPE(MPI_INT8_T, 17, int8_t); +CREATE_MPI_DATATYPE(MPI_INT16_T, 18, int16_t); +CREATE_MPI_DATATYPE(MPI_INT32_T, 19, int32_t); +CREATE_MPI_DATATYPE(MPI_INT64_T, 20, int64_t); +CREATE_MPI_DATATYPE(MPI_UINT8_T, 21, uint8_t); +CREATE_MPI_DATATYPE(MPI_UINT16_T, 22, uint16_t); +CREATE_MPI_DATATYPE(MPI_UINT32_T, 23, uint32_t); +CREATE_MPI_DATATYPE(MPI_UINT64_T, 24, uint64_t); +CREATE_MPI_DATATYPE(MPI_C_FLOAT_COMPLEX, 25, float _Complex); +CREATE_MPI_DATATYPE(MPI_C_DOUBLE_COMPLEX, 26, double _Complex); +CREATE_MPI_DATATYPE(MPI_C_LONG_DOUBLE_COMPLEX, 27, long double _Complex); +CREATE_MPI_DATATYPE(MPI_AINT, 28, MPI_Aint); +CREATE_MPI_DATATYPE(MPI_OFFSET, 29, MPI_Offset); + +CREATE_MPI_DATATYPE(MPI_FLOAT_INT, 30, float_int); +CREATE_MPI_DATATYPE(MPI_LONG_INT, 31, long_int); +CREATE_MPI_DATATYPE(MPI_DOUBLE_INT, 32, double_int); +CREATE_MPI_DATATYPE(MPI_SHORT_INT, 33, short_int); +CREATE_MPI_DATATYPE(MPI_2INT, 34, int_int); +CREATE_MPI_DATATYPE(MPI_2FLOAT, 35, float_float); +CREATE_MPI_DATATYPE(MPI_2DOUBLE, 36, double_double); +CREATE_MPI_DATATYPE(MPI_2LONG, 37, long_long); + +CREATE_MPI_DATATYPE(MPI_REAL, 38, float); +CREATE_MPI_DATATYPE(MPI_REAL4, 39, float); +CREATE_MPI_DATATYPE(MPI_REAL8, 40, float); +CREATE_MPI_DATATYPE(MPI_REAL16, 41, double); +CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX8, 42); +CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX16, 43); +CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX32, 44); +CREATE_MPI_DATATYPE(MPI_INTEGER1, 45, int); +CREATE_MPI_DATATYPE(MPI_INTEGER2, 46, int16_t); +CREATE_MPI_DATATYPE(MPI_INTEGER4, 47, int32_t); +CREATE_MPI_DATATYPE(MPI_INTEGER8, 48, int64_t); +CREATE_MPI_DATATYPE(MPI_INTEGER16, 49, integer128_t); + +CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE_INT, 50, long_double_int); + +CREATE_MPI_DATATYPE_NULL(MPI_UB, 51); +CREATE_MPI_DATATYPE_NULL(MPI_LB, 52); +CREATE_MPI_DATATYPE(MPI_PACKED, 53, char); // Internal use only -CREATE_MPI_DATATYPE(MPI_PTR, void*); +CREATE_MPI_DATATYPE(MPI_PTR, 54, void*); namespace simgrid{ namespace smpi{ -std::unordered_map Datatype::keyvals_; -int Datatype::keyval_id_=0; - +std::unordered_map Datatype::keyvals_; // required by the Keyval class implementation +int Datatype::keyval_id_=0; // required by the Keyval class implementation +Datatype::Datatype(int ident, int size, MPI_Aint lb, MPI_Aint ub, int flags) : Datatype(size, lb, ub, flags) +{ + id = std::to_string(ident); +} Datatype::Datatype(int size,MPI_Aint lb, MPI_Aint ub, int flags) : name_(nullptr), size_(size), lb_(lb), ub_(ub), flags_(flags), refcount_(1){ #if SIMGRID_HAVE_MC if(MC_is_active()) @@ -108,7 +110,10 @@ Datatype::Datatype(int size,MPI_Aint lb, MPI_Aint ub, int flags) : name_(nullptr } //for predefined types, so in_use = 0. -Datatype::Datatype(char* name, int size,MPI_Aint lb, MPI_Aint ub, int flags) : name_(name), size_(size), lb_(lb), ub_(ub), flags_(flags), refcount_(0){ +Datatype::Datatype(char* name, int ident, int size, MPI_Aint lb, MPI_Aint ub, int flags) + : name_(name), id(std::to_string(ident)), size_(size), lb_(lb), ub_(ub), flags_(flags), refcount_(0) +{ + id2type_lookup.insert({id, this}); #if SIMGRID_HAVE_MC if(MC_is_active()) MC_ignore(&(refcount_), sizeof(refcount_)); @@ -193,6 +198,30 @@ bool Datatype::is_valid(){ return (flags_ & DT_FLAG_COMMITED); } +bool Datatype::is_basic() +{ + return (flags_ & DT_FLAG_BASIC); +} + +const char* Datatype::encode(MPI_Datatype dt) +{ + if (dt == MPI_DATATYPE_NULL) + return "-1"; + + return dt->id.c_str(); +} + +MPI_Datatype Datatype::decode(std::string datatype_id) +{ + return id2type_lookup.find(datatype_id)->second; +} + +bool Datatype::is_replayable() +{ + return ((this==MPI_BYTE)||(this==MPI_DOUBLE)||(this==MPI_INT)|| + (this==MPI_CHAR)||(this==MPI_SHORT)||(this==MPI_LONG)||(this==MPI_FLOAT)); +} + size_t Datatype::size(){ return size_; } @@ -265,8 +294,8 @@ int Datatype::copy(void *sendbuf, int sendcount, MPI_Datatype sendtype, // FIXME Handle the case of a partial shared malloc. - if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){ - smpi_switch_data_segment(smpi_process()->index()); + if (smpi_privatize_global_variables == SmpiPrivStrategies::Mmap) { + smpi_switch_data_segment(simgrid::s4u::Actor::self()); } /* First check if we really have something to do */ if (recvcount > 0 && recvbuf != sendbuf) { @@ -278,9 +307,9 @@ int Datatype::copy(void *sendbuf, int sendcount, MPI_Datatype sendtype, if (not smpi_process()->replaying()) memcpy(recvbuf, sendbuf, count); } else if (not(sendtype->flags() & DT_FLAG_DERIVED)) { - recvtype->unserialize( sendbuf, recvbuf, recvcount/recvtype->size(), MPI_REPLACE); + recvtype->unserialize(sendbuf, recvbuf, count / recvtype->size(), MPI_REPLACE); } else if (not(recvtype->flags() & DT_FLAG_DERIVED)) { - sendtype->serialize(sendbuf, recvbuf, sendcount/sendtype->size()); + sendtype->serialize(sendbuf, recvbuf, count / sendtype->size()); }else{ void * buf_tmp = xbt_malloc(count); @@ -486,6 +515,78 @@ int Datatype::create_struct(int count, int* block_lengths, MPI_Aint* indices, MP return MPI_SUCCESS; } +int Datatype::create_subarray(int ndims, int* array_of_sizes, + int* array_of_subsizes, int* array_of_starts, + int order, MPI_Datatype oldtype, MPI_Datatype *newtype){ + MPI_Datatype tmp; + + for (int i = 0; i < ndims; i++) { + if (array_of_subsizes[i] > array_of_sizes[i]){ + XBT_WARN("subarray : array_of_subsizes > array_of_sizes for dim %d",i); + return MPI_ERR_ARG; + } + if (array_of_starts[i] + array_of_subsizes[i] > array_of_sizes[i]){ + XBT_WARN("subarray : array_of_starts + array_of_subsizes > array_of_sizes for dim %d",i); + return MPI_ERR_ARG; + } + } + + MPI_Aint extent = oldtype->get_extent(); + + int i; + int step; + int end; + if( order==MPI_ORDER_C ) { + i = ndims - 1; + step = -1; + end = -1; + } else { + i = 0; + step = 1; + end = ndims; + } + + MPI_Aint size = (MPI_Aint)array_of_sizes[i] * (MPI_Aint)array_of_sizes[i+step]; + MPI_Aint lb = (MPI_Aint)array_of_starts[i] + (MPI_Aint)array_of_starts[i+step] *(MPI_Aint)array_of_sizes[i]; + + create_vector( array_of_subsizes[i+step], array_of_subsizes[i], array_of_sizes[i], + oldtype, newtype ); + + tmp = *newtype; + + for( i += 2 * step; i != end; i += step ) { + create_hvector( array_of_subsizes[i], 1, size * extent, + tmp, newtype ); + unref(tmp); + lb += size * array_of_starts[i]; + size *= array_of_sizes[i]; + tmp = *newtype; + } + + MPI_Aint lbs[1] = {lb * extent}; + int sizes [1]={1}; + //handle LB and UB with a resized call + create_hindexed( 1, sizes, lbs, tmp, newtype); + unref(tmp); + + tmp = *newtype; + create_resized(tmp, 0, extent, newtype); + + unref(tmp); + return MPI_SUCCESS; +} + +int Datatype::create_resized(MPI_Datatype oldtype,MPI_Aint lb, MPI_Aint extent, MPI_Datatype *newtype){ + int blocks[3] = {1, 1, 1}; + MPI_Aint disps[3] = {lb, 0, lb + extent}; + MPI_Datatype types[3] = {MPI_LB, oldtype, MPI_UB}; + + *newtype = new simgrid::smpi::Type_Struct(oldtype->size(), lb, lb + extent, DT_FLAG_DERIVED, 3, blocks, disps, types); + + (*newtype)->addflag(~DT_FLAG_COMMITED); + return MPI_SUCCESS; +} + Datatype* Datatype::f2c(int id){ return static_cast(F2C::f2c(id)); }