Basic Compiler Transformations

Induction variable substitution:

i1 = 0

i2 = 0

DO i=1,n

i1 = i1 + 1

B(i1) = ...

i2 = i2 + i

A(i2) = …

ENDDO

C$OMP PARALLEL DO

DO i=1,n

B(i) = ...

A((i**2 + i)/2) = …

ENDDO

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