Chapter 12, Accurate and Reliable Use of Parallel Computing
William D. Gropp
Figure 12.1 Two orderings for summing four values. Shown in (a) is the ordering typically used by parallel algorithms. Shown in (b) is the natural "do loop" ordering.
Figure 12.1 Two orderings for summing four values. Shown in (a) is the ordering typically used by parallel algorithms. Shown in (b) is the natural "do loop" ordering.