X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/a521b79fb5f8fc07b3f9102cec6de074186fe5c1..HEAD:/src/smpi/include/smpi_datatype.hpp diff --git a/src/smpi/include/smpi_datatype.hpp b/src/smpi/include/smpi_datatype.hpp index 467162eb52..8e99738030 100644 --- a/src/smpi/include/smpi_datatype.hpp +++ b/src/smpi/include/smpi_datatype.hpp @@ -1,4 +1,4 @@ -/* Copyright (c) 2009-2020. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2009-2023. 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. */ @@ -9,19 +9,28 @@ #include "smpi_f2c.hpp" #include "smpi_keyvals.hpp" #include +#include -constexpr unsigned DT_FLAG_DESTROYED = 0x0001; /**< user destroyed but some other layers still have a reference */ -constexpr unsigned DT_FLAG_COMMITED = 0x0002; /**< ready to be used for a send/recv operation */ -constexpr unsigned DT_FLAG_CONTIGUOUS = 0x0004; /**< contiguous datatype */ -constexpr unsigned DT_FLAG_OVERLAP = 0x0008; /**< datatype is unproper for a recv operation */ -constexpr unsigned DT_FLAG_USER_LB = 0x0010; /**< has a user defined LB */ -constexpr unsigned DT_FLAG_USER_UB = 0x0020; /**< has a user defined UB */ -constexpr unsigned DT_FLAG_PREDEFINED = 0x0040; /**< cannot be removed: initial and predefined datatypes */ -constexpr unsigned DT_FLAG_NO_GAPS = 0x0080; /**< no gaps around the datatype */ -constexpr unsigned DT_FLAG_DATA = 0x0100; /**< data or control structure */ -constexpr unsigned DT_FLAG_ONE_SIDED = 0x0200; /**< datatype can be used for one sided operations */ -constexpr unsigned DT_FLAG_UNAVAILABLE = 0x0400; /**< datatypes unavailable on the build (OS or compiler dependent) */ -constexpr unsigned DT_FLAG_DERIVED = 0x0800; /**< is the datatype derived ? */ +constexpr unsigned DT_FLAG_DESTROYED = 0x00001; /**< user destroyed but some other layers still have a reference */ +constexpr unsigned DT_FLAG_COMMITED = 0x00002; /**< ready to be used for a send/recv operation */ +constexpr unsigned DT_FLAG_CONTIGUOUS = 0x00004; /**< contiguous datatype */ +constexpr unsigned DT_FLAG_OVERLAP = 0x00008; /**< datatype is unproper for a recv operation */ +constexpr unsigned DT_FLAG_USER_LB = 0x00010; /**< has a user defined LB */ +constexpr unsigned DT_FLAG_USER_UB = 0x00020; /**< has a user defined UB */ +constexpr unsigned DT_FLAG_PREDEFINED = 0x00040; /**< cannot be removed: initial and predefined datatypes */ +constexpr unsigned DT_FLAG_NO_GAPS = 0x00080; /**< no gaps around the datatype */ +constexpr unsigned DT_FLAG_DATA = 0x00100; /**< data or control structure */ +constexpr unsigned DT_FLAG_ONE_SIDED = 0x00200; /**< datatype can be used for one sided operations */ +constexpr unsigned DT_FLAG_UNAVAILABLE = 0x00400; /**< datatypes unavailable on the build (OS or compiler dependent) */ +constexpr unsigned DT_FLAG_DERIVED = 0x00800; /**< is the datatype derived ? */ +constexpr unsigned DT_FLAG_C_INTEGER = 0x01000; /**< Family: C ints */ +constexpr unsigned DT_FLAG_F_INTEGER = 0x02000; /**< Family: F ints */ +constexpr unsigned DT_FLAG_FP = 0x04000; /**< Family: Floating point */ +constexpr unsigned DT_FLAG_LOGICAL = 0x08000; /**< Family: Logical */ +constexpr unsigned DT_FLAG_COMPLEX = 0x10000; /**< Family: Complex */ +constexpr unsigned DT_FLAG_BYTE = 0x20000; /**< Family: Poor lonesome byte */ +constexpr unsigned DT_FLAG_MULTILANG = 0x40000; /**< Family: Multi-language */ +constexpr unsigned DT_FLAG_REDUCTION = 0x80000; /**< Family: Dual types for maxloc/minloc */ /* * We should make the difference here between the predefined contiguous and non contiguous * datatypes. The DT_FLAG_BASIC is held by all predefined contiguous datatypes. @@ -29,7 +38,7 @@ constexpr unsigned DT_FLAG_DERIVED = 0x0800; /**< is the datatype derived ? constexpr unsigned DT_FLAG_BASIC = (DT_FLAG_PREDEFINED | DT_FLAG_CONTIGUOUS | DT_FLAG_NO_GAPS | DT_FLAG_DATA | DT_FLAG_COMMITED); -extern const MPI_Datatype MPI_PTR; +extern MPI_Datatype MPI_PTR; //The following are datatypes for the MPI functions MPI_MAXLOC and MPI_MINLOC. struct float_int { @@ -73,28 +82,22 @@ struct integer128_t { int64_t index; }; -namespace simgrid{ -namespace smpi{ +namespace simgrid::smpi { class Datatype_contents { public: int combiner_; - int number_of_integers_; - int* integers_; - int number_of_addresses_; - MPI_Aint* addresses_; - int number_of_datatypes_; - MPI_Datatype* datatypes_; - Datatype_contents(int combiner, - int number_of_integers, const int* integers, - int number_of_addresses, const MPI_Aint* addresses, - int number_of_datatypes, const MPI_Datatype* datatypes); + std::vector integers_; + std::vector addresses_; + std::vector datatypes_; + Datatype_contents(int combiner, int number_of_integers, const int* integers, int number_of_addresses, + const MPI_Aint* addresses, int number_of_datatypes, const MPI_Datatype* datatypes); Datatype_contents(const Datatype_contents&) = delete; Datatype_contents& operator=(const Datatype_contents&) = delete; ~Datatype_contents(); }; class Datatype : public F2C, public Keyval{ - char* name_ = nullptr; + std::string name_ = ""; /* The id here is the (unique) datatype id used for this datastructure. * It's default value is set to -1 since some code expects this return value * when no other id has been assigned @@ -105,57 +108,57 @@ class Datatype : public F2C, public Keyval{ MPI_Aint ub_; int flags_; int refcount_ = 1; + std::unique_ptr contents_ = nullptr; + MPI_Datatype duplicated_datatype_ = MPI_DATATYPE_NULL; + +protected: + template void set_contents(Args&&... args) + { + contents_ = std::make_unique(std::forward(args)...); + } public: static std::unordered_map keyvals_; static int keyval_id_; - Datatype_contents* contents_ = nullptr; - Datatype(int id, int size, MPI_Aint lb, MPI_Aint ub, int flags); - Datatype(char* name, int id, int size, MPI_Aint lb, MPI_Aint ub, int flags); + Datatype(int ident, int size, MPI_Aint lb, MPI_Aint ub, int flags); + Datatype(const char* name, int ident, int size, MPI_Aint lb, MPI_Aint ub, int flags); Datatype(int size, MPI_Aint lb, MPI_Aint ub, int flags); - Datatype(char* name, int size, MPI_Aint lb, MPI_Aint ub, int flags); Datatype(Datatype* datatype, int* ret); Datatype(const Datatype&) = delete; Datatype& operator=(const Datatype&) = delete; - virtual ~Datatype(); - - char* name() { return name_; } - size_t size() { return size_; } - MPI_Aint lb() { return lb_; } - MPI_Aint ub() { return ub_; } - int flags() { return flags_; } - int refcount() { return refcount_; } + ~Datatype() override; + std::string name() const override { return name_.empty() ? "MPI_Datatype" : name_; } + size_t size() const { return size_; } + MPI_Aint lb() const { return lb_; } + MPI_Aint ub() const { return ub_; } + int flags() const { return flags_; } + int refcount() const { return refcount_; } + MPI_Datatype duplicated_datatype() const { return duplicated_datatype_; } void ref(); static void unref(MPI_Datatype datatype); void commit(); int copy_attrs(Datatype* datatype); - bool is_valid(); - bool is_basic(); + bool is_valid() const; + bool is_basic() const; static const char* encode(const Datatype* dt) { return dt->id.c_str(); } static MPI_Datatype decode(const std::string& datatype_id); - bool is_replayable(); void addflag(int flag); - int extent(MPI_Aint* lb, MPI_Aint* extent); - MPI_Aint get_extent() { return ub_ - lb_; }; - void get_name(char* name, int* length); + int extent(MPI_Aint* lb, MPI_Aint* extent) const; + MPI_Aint get_extent() const { return ub_ - lb_; }; + void get_name(char* name, int* length) const; void set_name(const char* name); static int copy(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount, MPI_Datatype recvtype); virtual int clone(MPI_Datatype* type); virtual void serialize(const void* noncontiguous, void* contiguous, int count); virtual void unserialize(const void* contiguous, void* noncontiguous, int count, MPI_Op op); - static int keyval_create(MPI_Type_copy_attr_function* copy_fn, MPI_Type_delete_attr_function* delete_fn, int* keyval, - void* extra_state); - static int keyval_free(int* keyval); int pack(const void* inbuf, int incount, void* outbuf, int outcount, int* position, const Comm* comm); int unpack(const void* inbuf, int insize, int* position, void* outbuf, int outcount, const Comm* comm); - int get_contents(int max_integers, int max_addresses, - int max_datatypes, int* array_of_integers, MPI_Aint* array_of_addresses, - MPI_Datatype *array_of_datatypes); - int get_envelope(int* num_integers, int* num_addresses, - int* num_datatypes, int* combiner); + int get_contents(int max_integers, int max_addresses, int max_datatypes, int* array_of_integers, + MPI_Aint* array_of_addresses, MPI_Datatype* array_of_datatypes) const; + int get_envelope(int* num_integers, int* num_addresses, int* num_datatypes, int* combiner) const; static int create_contiguous(int count, MPI_Datatype old_type, MPI_Aint lb, MPI_Datatype* new_type); static int create_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type); static int create_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type); @@ -172,7 +175,6 @@ public: static Datatype* f2c(int id); }; -} -} +} // namespace simgrid::smpi #endif