Parallel Storage Model in C

• Private file-scope variables

• #pragma omp \ threadprivate(A)
  
  struct Astruct A;
  #pragma omp parallel \
  copyin (A)
  { … }
  /* Next parallel region */
  #pragma omp parallel
  { … }

Parallel

A

Only 3 new areas

created on entry.

Master keeps original.

A

A

A

A

Values

copied in

Parallel

Next region

inherits values

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