MXM
  C++/OpenMP version.

  Matrix multiplication tests.

  Number of processors available = 8
  Number of threads =              1

R8_MXM matrix multiplication timing.
  A(LxN) = B(LxM) * C(MxN).
  L = 500
  M = 500
  N = 500
  Floating point OPS roughly 250000000
  Elapsed time dT = 1.01713
  Rate = MegaOPS/dT = 245.789

MXM:
  Normal end of execution.

MXM
  C++/OpenMP version.

  Matrix multiplication tests.

  Number of processors available = 8
  Number of threads =              2

R8_MXM matrix multiplication timing.
  A(LxN) = B(LxM) * C(MxN).
  L = 500
  M = 500
  N = 500
  Floating point OPS roughly 250000000
  Elapsed time dT = 0.478306
  Rate = MegaOPS/dT = 522.678

MXM:
  Normal end of execution.

MXM
  C++/OpenMP version.

  Matrix multiplication tests.

  Number of processors available = 8
  Number of threads =              4

R8_MXM matrix multiplication timing.
  A(LxN) = B(LxM) * C(MxN).
  L = 500
  M = 500
  N = 500
  Floating point OPS roughly 250000000
  Elapsed time dT = 0.40166
  Rate = MegaOPS/dT = 622.417

MXM:
  Normal end of execution.