| ! { dg-options "-O2 -fgraphite-identity -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine" } |
| |
| MODULE beta_gamma_psi |
| INTEGER, PARAMETER :: dp=KIND(0.0D0) |
| CONTAINS |
| FUNCTION basym (a, b, lambda, eps) RESULT(fn_val) |
| REAL(dp) :: a0(21), b0(21), bsum, c(21), d(21), dsum, & |
| j0, j1, r, r0, r1, s, sum, t, t0, t1, & |
| u, w, w0, z, z0, z2, zn, znm1 |
| DO n = 2, num, 2 |
| DO i = n, np1 |
| b0(1) = r*a0(1) |
| DO m = 2, i |
| bsum = 0.0e0_dp |
| mm1 = m - 1 |
| DO j = 1, mm1 |
| mmj = m - j |
| bsum = bsum + (j*r - mmj)*a0(j)*b0(mmj) |
| END DO |
| b0(m) = r*a0(m) + bsum/m |
| END DO |
| c(i) = b0(i)/(i + 1.0e0_dp) |
| d(i) = -(dsum + c(i)) |
| END DO |
| t0 = d(n)*w*j0 |
| sum = sum + (t0 + t1) |
| END DO |
| fn_val = e0*t*u*sum |
| END FUNCTION basym |
| END MODULE beta_gamma_psi |
