OpenMP
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@ -30,7 +30,10 @@ subroutine four_index_transform(map_a,map_c,matrix_B,LDB, &
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integer(key_kind), allocatable :: key(:)
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real(integral_kind), allocatable :: value(:)
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ASSERT (k_start == i_start)
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ASSERT (l_start == j_start)
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ASSERT (a_start == c_start)
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ASSERT (b_start == d_start)
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i_min = min(i_start,a_start)
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i_max = max(i_end ,a_end )
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@ -50,42 +53,40 @@ subroutine four_index_transform(map_a,map_c,matrix_B,LDB, &
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ASSERT (LDB >= k_max)
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ASSERT (LDB >= l_max)
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!$OMP PARALLEL DEFAULT(PRIVATE) SHARED( &
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!$OMP a_start,a_end,b_start,b_end,c_start,c_end,d_start,d_end,&
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!$OMP i_start,i_end,j_start,j_end,k_start,k_end,l_start,l_end,&
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!$OMP i_min,i_max,j_min,j_max,k_min,k_max,l_min,l_max, &
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!$OMP map_a,map_c,matrix_B)
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allocate( key(i_max*j_max*k_max), value(i_max*j_max*k_max) )
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allocate( U(a_start:a_end, b_start:b_end, c_start:c_end) )
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!$OMP DO
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do d=d_start,d_end
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U = 0.d0
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print *, d
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do l=l_start,l_end
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do l=1,l_end
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if (dabs(matrix_B(l,d)) < 1.d-10) then
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cycle
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endif
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allocate( T(i_start:i_end, k_start:k_end, j_start:j_end) )
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allocate( T(i_start:i_end, k_start:k_end, j_start:j_end), &
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V(a_start:a_end, k_start:k_end, j_start:j_end) )
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do k=k_start,k_end
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do j=j_start,j_end
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do i=i_start,i_end
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do i=i_start,k
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call bielec_integrals_index(i,j,k,l,idx)
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call map_get(map_a,idx,tmp)
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T(i, k,j) = tmp
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T(k, i,j) = tmp
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enddo
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enddo
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enddo
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allocate( V(a_start:a_end, k_start:k_end, j_start:j_end) )
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! V = 0.d0
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! do a=a_start,a_end
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! do k=k_start,k_end
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! do j=j_start,j_end
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! do i=i_start,i_end
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! V(a, k,j) = V(a, k,j) + T(i, k,j)*matrix_B(i, a)
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! enddo
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! enddo
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! enddo
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! enddo
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call DGEMM('T','N', (a_end-a_start+1), (k_end-k_start+1)*(j_end-j_start+1),&
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call DGEMM('T','N', (a_end-a_start+1), &
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(k_end-k_start+1)*(j_end-j_start+1), &
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(i_end-i_start+1), 1.d0, &
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matrix_B(i_start,a_start), size(matrix_B,1), &
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T(i_start,k_start,j_start), size(T,1), 0.d0, &
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@ -94,50 +95,16 @@ subroutine four_index_transform(map_a,map_c,matrix_B,LDB, &
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deallocate(T)
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allocate( T(a_start:a_end, k_start:k_end, b_start:b_end) )
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! V = 0.d0
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! do a=a_start,a_end
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! do k=k_start,k_end
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! do b=b_start,b_end
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! do j=j_start,j_end
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! V(a,k, b) = V(a,k, b) + T(a,k, j)*matrix_B(j, b)
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! enddo
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! enddo
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! enddo
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! enddo
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call DGEMM('N','N', (a_end-a_start+1)*(k_end-k_start+1),(b_end-b_start+1),&
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(j_end-j_start+1), 1.d0, &
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V(a_start,k_start,j_start), size(V,1)*size(V,2), &
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matrix_B(j_start,b_start), size(matrix_B,1),0.d0, &
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T(a_start,k_start,b_start), size(T,1)*size(T,2) )
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call DGEMM('N','N', (a_end-a_start+1)*(k_end-k_start+1), &
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(b_end-b_start+1), &
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(j_end-j_start+1), 1.d0, &
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V(a_start,k_start,j_start), size(V,1)*size(V,2), &
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matrix_B(j_start,b_start), size(matrix_B,1),0.d0, &
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T(a_start,k_start,b_start), size(T,1)*size(T,2) )
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deallocate(V)
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allocate( V(a_start:a_end, k_start:k_end, b_start:b_end) )
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V = T
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deallocate(T)
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allocate( T(a_start:a_end, k_start:k_end, b_start:b_end) )
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do b=b_start,b_end
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do a=a_start,a_end
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do k=k_start,k_end
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T(a, k,b) = V(a, k,b)
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enddo
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enddo
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enddo
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deallocate(V)
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allocate( V(a_start:a_end, b_start:b_end, c_start:c_end) )
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! V = 0.d0
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! do b=b_start,b_end
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! do c=c_start,c_end
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! do a=a_start,a_end
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! do k=k_start,k_end
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! V(a,b,c) = V(a,b,c) + T(a,k ,b)*matrix_B(k, c)
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! enddo
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! enddo
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! enddo
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! enddo
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V = 0.d0
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do b=b_start,b_end
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call DGEMM('N','N', (a_end-a_start+1), (c_end-c_start+1), &
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@ -147,22 +114,8 @@ subroutine four_index_transform(map_a,map_c,matrix_B,LDB, &
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V(a_start,c_start,b), size(V,1) )
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enddo
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deallocate(T)
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U = U + V*matrix_B(l, d)
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! do a=a_start,a_end
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! do b=b_start,b_end
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! do c=c_start,c_end
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! do c=c_start,c_end
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! do b=b_start,d
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! do a=a_start,min(b,c)
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! U(a,b,c) = U(a,b,c) + V(a,b,c) * matrix_B(l, d)
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! enddo
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! enddo
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! enddo
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deallocate(V)
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deallocate(T,V)
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enddo
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@ -182,11 +135,16 @@ subroutine four_index_transform(map_a,map_c,matrix_B,LDB, &
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enddo
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enddo
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enddo
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!$OMP CRITICAL
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call map_append(map_c, key, value, idx)
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call map_sort(map_c)
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call map_unique(map_c)
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!$OMP END CRITICAL
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enddo
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!$OMP END DO
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deallocate(key,value)
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!$OMP END PARALLEL
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end
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