Floating IF’s

Untuned

do i = 1, lda

do j = 1, lda

if (a(i) .GT. 100) then

b(i) = a(i) - 3.7

endif

x = x + a(j) + b(i)

enddo

enddo

Tuned

do i = 1, lda

if (a(i) .GT. 100) then

b(i) = a(i) - 3.7

endif

do j = 1, lda

x = x + a(j) + b(i)

enddo

enddo

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