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Teuchos_EReductionType.cpp
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3//
4// Teuchos: Common Tools Package
5// Copyright (2004) Sandia Corporation
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7// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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40// @HEADER
41
44
45namespace Teuchos {
46
47#ifdef HAVE_TEUCHOS_MPI
48namespace Details {
49
50MPI_Op
51getMpiOpForEReductionType (const enum EReductionType reductionType)
52{
53 switch (reductionType) {
54 case REDUCE_SUM: return MPI_SUM;
55 case REDUCE_MIN: return MPI_MIN;
56 case REDUCE_MAX: return MPI_MAX;
57 case REDUCE_AND: return MPI_LAND; // logical AND, not bitwise AND
58 case REDUCE_BOR: return MPI_BOR; // bitwise OR
59 default:
60 TEUCHOS_TEST_FOR_EXCEPTION(true, std::invalid_argument,
61 "The given EReductionType value is invalid.");
62 }
63}
64
65} // namespace Details
66#endif // HAVE_TEUCHOS_MPI
67
68const char*
69toString (const EReductionType reductType)
70{
71 switch (reductType) {
72 case REDUCE_SUM: return "REDUCE_SUM";
73 case REDUCE_MIN: return "REDUCE_MIN";
74 case REDUCE_MAX: return "REDUCE_MAX";
75 case REDUCE_AND: return "REDUCE_AND";
76 case REDUCE_BOR: return "REDUCE_BOR";
77 default:
79 (true, std::invalid_argument, "Teuchos::toString(EReductionType): "
80 "Invalid EReductionType value " << reductType << ". Valid values "
81 "are REDUCE_SUM = " << REDUCE_SUM << ", REDUCE_MIN = " << REDUCE_MIN
82 << ", REDUCE_MAX = " << REDUCE_MIN << ", REDUCE_AND = " << REDUCE_AND
83 << ", and REDUCE_BOR = " << REDUCE_BOR
84 << ".");
85 }
86}
87
88} // namespace Teuchos
Declaration of Teuchos::EReductionType enum, and related functions.
Standard test and throw macros.
#define TEUCHOS_TEST_FOR_EXCEPTION(throw_exception_test, Exception, msg)
Macro for throwing an exception with breakpointing to ease debugging.
Namespace of implementation details.
The Teuchos namespace contains all of the classes, structs and enums used by Teuchos,...
@ REDUCE_AND
Logical AND.
@ REDUCE_BOR
Bitwise OR.