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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 <<
'.';
161 #pragma clang diagnostic push
162 #pragma clang diagnostic ignored "-Wunused-private-field"
164 #pragma clang diagnostic pop
195 out=((double) clock())/CLOCKS_PER_SEC;
203 #endif // __ESCRIPT_ESYSMPI_H__
int MPI_Status
Definition: EsysMPI.h:43
static dim_t N
Definition: SparseMatrix_saveHB.cpp:48
int MPI_Op
Definition: EsysMPI.h:42
The base class for escript exceptions.
Definition: EsysException.h:39
JMPI_(MPI_Comm comm, bool owncomm)
Definition: EsysMPI.cpp:48
int getSubWorldTag()
tag reserved for use by SubWorld code This value should be higher than the modulus used in JMPI_::set...
Definition: EsysMPI.h:65
Definition: EsysMPI.h:168
int rank
Definition: EsysMPI.h:154
bool checkResult(int res, int &mres, const JMPI &info)
Everyone puts in their error code and everyone gets the largest one.
Definition: EsysMPI.cpp:120
DataTypes::dim_t setDistribution(DataTypes::index_t min_id, DataTypes::index_t max_id, DataTypes::index_t *distribution)
Definition: EsysMPI.cpp:75
JMPI makeInfo(MPI_Comm comm, bool owncom)
Definition: EsysMPI.cpp:39
#define MPI_INT
Definition: EsysMPI.h:44
#define MPI_MAX
Definition: EsysMPI.h:52
~NoCOMM_WORLD()
Definition: EsysMPI.cpp:242
#define MPI_COMM_WORLD
Definition: EsysMPI.h:46
std::string appendRankToFileName(const std::string &fileName) const
appends MPI rank to a file name if MPI size > 1
Definition: EsysMPI.h:111
int counter() const
returns the current value of the message tag counter
Definition: EsysMPI.h:127
index_t dim_t
Definition: DataTypes.h:87
friend JMPI makeInfo(MPI_Comm comm, bool owncom)
Definition: EsysMPI.cpp:39
boost::shared_ptr< JMPI_ > JMPI
Definition: EsysMPI.h:70
~JMPI_()
Definition: EsysMPI.cpp:67
int mod_rank(int k) const
Definition: EsysMPI.h:94
int msg_tag_counter
Definition: EsysMPI.h:164
void incCounter(int i=1)
increments the message tag counter by i
Definition: EsysMPI.h:133
MPI_Comm comm
Definition: EsysMPI.h:155
void setCounter(int value)
sets the message tag counter to value
Definition: EsysMPI.h:142
int size
Definition: EsysMPI.h:153
double gettime()
returns the current ticks for timing
Definition: EsysMPI.h:185
int index_t
type for array/matrix indices used both globally and on each rank
Definition: DataTypes.h:82
Definition: AbstractContinuousDomain.cpp:22
#define MPI_COMM_NULL
Definition: EsysMPI.h:47
NoCOMM_WORLD()
Definition: EsysMPI.cpp:234
int MPI_Request
Definition: EsysMPI.h:41
int MPI_Comm
Definition: EsysMPI.h:40
bool shipString(const char *src, char **dest, MPI_Comm &comm)
Definition: EsysMPI.cpp:174
void split(DataTypes::dim_t N, DataTypes::dim_t *local_N, DataTypes::index_t *offset)
Definition: EsysMPI.cpp:102
bool isValid() const
returns true if this has a valid MPI communicator
Definition: EsysMPI.h:148
bool ownscomm
Definition: EsysMPI.h:162
static bool active()
Definition: EsysMPI.cpp:247