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Epetra_BLAS.h
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00004 // 
00005 //               Epetra: Linear Algebra Services Package 
00006 //                 Copyright 2011 Sandia Corporation
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00043 
00044 #ifndef EPETRA_BLAS_H
00045 #define EPETRA_BLAS_H
00046 
00047 #include "Epetra_ConfigDefs.h"
00048 #include "Epetra_Object.h"
00049 
00051 
00070 class EPETRA_LIB_DLL_EXPORT Epetra_BLAS {
00071     
00072   public:
00074 
00075 
00076 
00078   Epetra_BLAS(void);
00079 
00080 
00082 
00084   Epetra_BLAS(const Epetra_BLAS& BLAS);
00085 
00087   virtual ~Epetra_BLAS(void);
00089   
00091 
00092 
00093   float ASUM(const int N, const float * X, const int INCX = 1) const;
00095   double ASUM(const int N, const double * X, const int INCX = 1) const;
00096 
00098   float DOT(const int N, const float * X, const float * Y, const int INCX = 1, const int INCY = 1) const;
00100   double DOT(const int N, const double * X, const double * Y, const int INCX = 1, const int INCY = 1) const;
00101 
00103   float NRM2(const int N, const float * X, const int INCX = 1) const;
00105   double NRM2(const int N, const double * X, const int INCX = 1) const;
00106 
00108   void SCAL( const int N, const float ALPHA, float * X, const int INCX = 1) const;
00110   void SCAL( const int N, const double ALPHA, double * X, const int INCX = 1) const;
00111 
00113   void COPY( const int N, const float * X, float * Y, const int INCX = 1, const int INCY = 1) const;
00115   void COPY( const int N, const double * X, double * Y, const int INCX = 1, const int INCY = 1) const;
00116 
00118   int IAMAX( const int N, const float * X, const int INCX = 1) const;
00120   int IAMAX( const int N, const double * X, const int INCX = 1) const;
00121 
00123   void AXPY( const int N, const float ALPHA, const float * X, float * Y, const int INCX = 1, const int INCY = 1) const;
00125   void AXPY( const int N, const double ALPHA, const double * X, double * Y, const int INCX = 1, const int INCY = 1) const;
00127 
00129 
00130 
00131   void GEMV(const char TRANS, const int M, const int N,
00132          const float ALPHA, const float * A, const int LDA, const float * X,
00133          const float BETA, float * Y, const int INCX = 1, const int INCY = 1) const;
00135   void GEMV(const char TRANS, const int M, const int N,
00136          const double ALPHA, const double * A, const int LDA, const double * X,
00137          const double BETA, double * Y, const int INCX = 1, const int INCY = 1) const;
00139 
00140 
00142 
00143 
00144   void GEMM(const char TRANSA, const char TRANSB, const int M, const int N, const int K,
00145       const float ALPHA, const float * A, const int LDA, const float * B,
00146       const int LDB, const float BETA, float * C, const int LDC) const;
00148   void GEMM(const char TRANSA, const char TRANSB, const int M, const int N, const int K,
00149       const double ALPHA, const double * A, const int LDA, const double * B,
00150       const int LDB, const double BETA, double * C, const int LDC) const;
00151 
00153   void SYMM(const char SIDE, const char UPLO, const int M, const int N,
00154       const float ALPHA, const float * A, const int LDA, const float * B,
00155       const int LDB, const float BETA, float * C, const int LDC) const;
00157   void SYMM(const char SIDE, const char UPLO, const int M, const int N,
00158       const double ALPHA, const double * A, const int LDA, const double * B,
00159       const int LDB, const double BETA, double * C, const int LDC) const;
00160 
00162   void TRMM(const char SIDE, const char UPLO, const char TRANSA, const char DIAG, const int M, const int N,
00163       const float ALPHA, const float * A, const int LDA, float * B,
00164       const int LDB) const;
00166   void TRMM(const char SIDE, const char UPLO, const char TRANSA, const char DIAG, const int M, const int N,
00167       const double ALPHA, const double * A, const int LDA, double * B,
00168       const int LDB) const;
00170   void SYRK(const char UPLO, const char TRANS, const int N, const int K, const float ALPHA, const float *A,
00171             const int LDA, const float BETA, float *C, const int LDC) const;
00173   void SYRK(const char UPLO, const char TRANS, const int N, const int K, const double ALPHA, const double *A,
00174             const int LDA, const double BETA, double *C, const int LDC) const;
00176 };
00177 
00178 // Epetra_BLAS constructor
00179 inline Epetra_BLAS::Epetra_BLAS(void){}
00180 // Epetra_BLAS constructor
00181 inline Epetra_BLAS::Epetra_BLAS(const Epetra_BLAS& BLAS){(void)BLAS;}
00182 // Epetra_BLAS destructor
00183 inline Epetra_BLAS::~Epetra_BLAS(){}
00184 
00185 #endif /* EPETRA_BLAS_H */
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