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Extensions to the Basic Linear Algebra Subprograms

The following extensions to BLAS1 are implemented in the Sun Performance Library.

  1. The Sun Performance Library includes the double complex subprograms suggested in the original paper by Lawson.
  2. The format in which the QC argument to DQDOTx is stored differs from the format used in the model implementation on some machines. In general this is not a problem because programmers almost never examine the value of the QC argument.
  3. If a non-positive value is supplied for the INCX argument in one of the subprograms that require INCX to be positive, then the subprogram will return immediately. This is compatible with the specification in Lawson's original paper, but not with Lawson's model implementation. This is consistent with changes to BLAS made by Dongarra for LAPACK.
  4. This version of Sun Performance Library contains a native C/C++ interface to BLAS. Conventions for this interface are described in detail in the preface to this manual.



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