17 #ifndef __ESCRIPT_ESYSMPI_H__ 18 #define __ESCRIPT_ESYSMPI_H__ 20 #include <escript/DataTypes.h> 25 #include <boost/shared_ptr.hpp> 34 #ifdef ESYS_INDEXTYPE_LONG 35 #define MPI_DIM_T MPI_LONG 37 #define MPI_DIM_T MPI_INT 47 #define MPI_COMM_WORLD 91 48 #define MPI_COMM_NULL 0 55 #define MPI_OP_NULL 17 68 return ((
'S'<< 24) + (
'u' << 16) + (
'b' << 8) +
'W')%1010201;
73 typedef boost::shared_ptr<JMPI_>
JMPI;
100 const int q = k/
size;
116 std::stringstream ss;
117 ss << fileName <<
'.';
172 static bool active();
193 out=((double) clock())/CLOCKS_PER_SEC;
201 #endif // __ESCRIPT_ESYSMPI_H__ bool ownscomm
Definition: EsysMPI.h:162
bool shipString(const char *src, char **dest, MPI_Comm &comm)
Definition: EsysMPI.cpp:163
int getSubWorldTag()
tag reserved for use by SubWorld code This value should be higher than the modulus used in JMPI_::set...
Definition: EsysMPI.h:66
int MPI_Op
Definition: EsysMPI.h:43
bool isValid() const
returns true if this has a valid MPI communicator
Definition: EsysMPI.h:149
int MPI_Status
Definition: EsysMPI.h:44
JMPI makeInfo(MPI_Comm comm, bool owncom)
Definition: EsysMPI.cpp:28
Definition: AbstractContinuousDomain.cpp:22
std::string appendRankToFileName(const std::string &fileName) const
appends MPI rank to a file name if MPI size > 1
Definition: EsysMPI.h:112
Definition: EsysMPI.h:167
boost::shared_ptr< JMPI_ > JMPI
Definition: EsysMPI.h:71
JMPI_(MPI_Comm comm, bool owncomm)
Definition: EsysMPI.cpp:37
int counter() const
returns the current value of the message tag counter
Definition: EsysMPI.h:128
int mod_rank(int k) const
Definition: EsysMPI.h:95
friend JMPI makeInfo(MPI_Comm comm, bool owncom)
Definition: EsysMPI.cpp:28
int rank
Definition: EsysMPI.h:155
MPI_Comm comm
Definition: EsysMPI.h:156
bool checkResult(int res, int &mres, const JMPI &info)
Everyone puts in their error code and everyone gets the largest one.
Definition: EsysMPI.cpp:109
DataTypes::dim_t setDistribution(DataTypes::index_t min_id, DataTypes::index_t max_id, DataTypes::index_t *distribution)
Definition: EsysMPI.cpp:64
int index_t
type for array/matrix indices used both globally and on each rank
Definition: DataTypes.h:59
int size
Definition: EsysMPI.h:154
~JMPI_()
Definition: EsysMPI.cpp:56
void setCounter(int value)
sets the message tag counter to value
Definition: EsysMPI.h:143
#define MPI_COMM_NULL
Definition: EsysMPI.h:48
static dim_t N
Definition: SparseMatrix_saveHB.cpp:37
int MPI_Request
Definition: EsysMPI.h:42
int msg_tag_counter
Definition: EsysMPI.h:163
int MPI_Comm
Definition: EsysMPI.h:41
void incCounter(int i=1)
increments the message tag counter by i
Definition: EsysMPI.h:134
void split(DataTypes::dim_t N, DataTypes::dim_t *local_N, DataTypes::index_t *offset)
Definition: EsysMPI.cpp:91
double gettime()
returns the current ticks for timing
Definition: EsysMPI.h:184
index_t dim_t
Definition: DataTypes.h:64