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https://github.com/LCPQ/quantum_package
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Bug when N_int > 4 corrected
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@ -307,7 +307,7 @@ subroutine filter_connected_i_H_psi0(key1,key2,Nint,sze,idx)
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integer(bit_kind), intent(in) :: key2(Nint,2)
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integer, intent(out) :: idx(0:sze)
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integer :: i,l
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integer :: i,l,m
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integer :: degree_x2
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ASSERT (Nint > 0)
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@ -370,9 +370,9 @@ subroutine filter_connected_i_H_psi0(key1,key2,Nint,sze,idx)
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do i=1,sze
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degree_x2 = 0
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!DEC$ LOOP COUNT MIN(4)
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do l=1,Nint
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degree_x2 = degree_x2+ popcnt(xor( key1(l,1,i), key2(l,1))) +&
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popcnt(xor( key1(l,2,i), key2(l,2)))
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do m=1,Nint
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degree_x2 = degree_x2+ popcnt(xor( key1(m,1,i), key2(m,1))) +&
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popcnt(xor( key1(m,2,i), key2(m,2)))
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if (degree_x2 > 4) then
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exit
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endif
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@ -409,7 +409,7 @@ subroutine filter_connected_i_H_psi0_SC2(key1,key2,Nint,sze,idx,idx_repeat)
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integer, intent(out) :: idx(0:sze)
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integer, intent(out) :: idx_repeat(0:sze)
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integer :: i,l,l_repeat
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integer :: i,l,l_repeat,m
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integer :: degree_x2
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ASSERT (Nint > 0)
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@ -420,9 +420,9 @@ subroutine filter_connected_i_H_psi0_SC2(key1,key2,Nint,sze,idx,idx_repeat)
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degree = popcnt(xor( ref_bitmask(1,1), key2(1,1))) + &
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popcnt(xor( ref_bitmask(1,2), key2(1,2)))
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!DEC$ NOUNROLL
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do l=2,Nint
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degree = degree+ popcnt(xor( ref_bitmask(l,1), key2(l,1))) + &
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popcnt(xor( ref_bitmask(l,2), key2(l,2)))
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do m=2,Nint
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degree = degree+ popcnt(xor( ref_bitmask(m,1), key2(m,1))) + &
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popcnt(xor( ref_bitmask(m,2), key2(m,2)))
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enddo
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degree = ishft(degree,-1)
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@ -492,9 +492,9 @@ subroutine filter_connected_i_H_psi0_SC2(key1,key2,Nint,sze,idx,idx_repeat)
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do i=1,sze
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degree_x2 = 0
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!DEC$ LOOP COUNT MIN(4)
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do l=1,Nint
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degree_x2 = degree_x2+ popcnt(xor( key1(l,1,i), key2(l,1))) +&
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popcnt(xor( key1(l,2,i), key2(l,2)))
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do m=1,Nint
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degree_x2 = degree_x2+ popcnt(xor( key1(m,1,i), key2(m,1))) +&
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popcnt(xor( key1(m,2,i), key2(m,2)))
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if (degree_x2 > 4) then
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exit
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endif
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@ -576,9 +576,9 @@ subroutine filter_connected_i_H_psi0_SC2(key1,key2,Nint,sze,idx,idx_repeat)
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do i=1,sze
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degree_x2 = 0
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!DEC$ LOOP COUNT MIN(4)
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do l=1,Nint
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degree_x2 = degree_x2+ popcnt(xor( key1(l,1,i), key2(l,1))) +&
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popcnt(xor( key1(l,2,i), key2(l,2)))
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do m=1,Nint
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degree_x2 = degree_x2+ popcnt(xor( key1(m,1,i), key2(m,1))) +&
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popcnt(xor( key1(m,2,i), key2(m,2)))
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if (degree_x2 > 4) then
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exit
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endif
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