psblas:

base/modules/psb_c_base_vect_mod.f90
 base/modules/psb_c_sort_mod.f90
 base/modules/psb_d_base_vect_mod.f90
 base/modules/psb_d_sort_mod.f90
 base/modules/psb_i_sort_mod.f90
 base/modules/psb_s_base_vect_mod.f90
 base/modules/psb_s_sort_mod.f90
 base/modules/psb_sort_mod.f90
 base/modules/psb_z_base_vect_mod.f90
 base/modules/psb_z_sort_mod.f90
 test/pargen/runs/ppde.inp

Further steps in multivectors.
Cosmetics in sort_mod.

base/modules/psb_c_base_vect_mod.f90

@@ -704,7 +704,7 @@ contains
   ! Overwrite with absolute value
   !
   !
-  !> Function  base_set_scal
+  !> Function  base_absval1
   !! \memberof  psb_c_base_vect_type
   !! \brief  Set all entries to their respective absolute values.
   !!
@@ -1428,10 +1428,13 @@ module psb_c_base_multivect_mod
 !!$    !
 !!$    ! Scaling and norms
 !!$    !
-!!$    procedure, pass(x) :: scal     => c_base_mlv_scal
-!!$    procedure, pass(x) :: nrm2     => c_base_mlv_nrm2
-!!$    procedure, pass(x) :: amax     => c_base_mlv_amax
-!!$    procedure, pass(x) :: asum     => c_base_mlv_asum
+    procedure, pass(x) :: scal     => c_base_mlv_scal
+    procedure, pass(x) :: nrm2     => c_base_mlv_nrm2
+    procedure, pass(x) :: amax     => c_base_mlv_amax
+    procedure, pass(x) :: asum     => c_base_mlv_asum
+    procedure, pass(x) :: absval1  => c_base_mlv_absval1
+    procedure, pass(x) :: absval2  => c_base_mlv_absval2
+    generic, public    :: absval   => absval1, absval2
 !!$    !
 !!$    ! Gather/scatter. These are needed for MPI interfacing.
 !!$    ! May have to be reworked. 
@@ -2289,71 +2292,120 @@ contains
 !!$  end subroutine c_base_mlv_mlt_va
 !!$
 !!$
-!!$  !
-!!$  ! Simple scaling 
-!!$  !
-!!$  !> Function  base_mlv_scal
-!!$  !! \memberof  psb_c_base_multivect_type
-!!$  !! \brief Scale all entries  x = alpha*x
-!!$  !! \param alpha   The multiplier
-!!$  !!
-!!$  subroutine c_base_mlv_scal(alpha, x)
-!!$    use psi_serial_mod
-!!$    implicit none 
-!!$    class(psb_c_base_multivect_type), intent(inout)  :: x
-!!$    complex(psb_spk_), intent (in)       :: alpha
-!!$    
-!!$    if (allocated(x%v)) x%v = alpha*x%v
-!!$
-!!$  end subroutine c_base_mlv_scal
-!!$  
-!!$  !
-!!$  ! Norms 1, 2 and infinity
-!!$  !
-!!$  !> Function  base_mlv_nrm2
-!!$  !! \memberof  psb_c_base_multivect_type
-!!$  !! \brief 2-norm |x(1:n)|_2
-!!$  !! \param n  how many entries to consider
-!!$  function c_base_mlv_nrm2(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_c_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_spk_)                :: res
-!!$    integer(psb_ipk_), external      :: dnrm2
-!!$    
-!!$    res =  dnrm2(n,x%v,1)
-!!$
-!!$  end function c_base_mlv_nrm2
-!!$  
-!!$  !
-!!$  !> Function  base_mlv_amax
-!!$  !! \memberof  psb_c_base_multivect_type
-!!$  !! \brief infinity-norm |x(1:n)|_\infty
-!!$  !! \param n  how many entries to consider
-!!$  function c_base_mlv_amax(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_c_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_spk_)                :: res
-!!$    
-!!$    res =  maxval(abs(x%v(1:n)))
-!!$
-!!$  end function c_base_mlv_amax
-!!$
-!!$  !
-!!$  !> Function  base_mlv_asum
-!!$  !! \memberof  psb_c_base_multivect_type
-!!$  !! \brief 1-norm |x(1:n)|_1
-!!$  !! \param n  how many entries to consider
-!!$  function c_base_mlv_asum(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_c_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_spk_)                :: res
-!!$    
-!!$    res =  sum(abs(x%v(1:n)))
-!!$
-!!$  end function c_base_mlv_asum
+  !
+  ! Simple scaling 
+  !
+  !> Function  base_mlv_scal
+  !! \memberof  psb_c_base_multivect_type
+  !! \brief Scale all entries  x = alpha*x
+  !! \param alpha   The multiplier
+  !!
+  subroutine c_base_mlv_scal(alpha, x)
+    use psi_serial_mod
+    implicit none 
+    class(psb_c_base_multivect_type), intent(inout)  :: x
+    complex(psb_spk_), intent (in)       :: alpha
+
+    if (x%is_dev()) call x%sync()
+    if (allocated(x%v)) x%v = alpha*x%v
+
+  end subroutine c_base_mlv_scal
+  
+  !
+  ! Norms 1, 2 and infinity
+  !
+  !> Function  base_mlv_nrm2
+  !! \memberof  psb_c_base_multivect_type
+  !! \brief 2-norm |x(1:n)|_2
+  !! \param n  how many entries to consider
+  function c_base_mlv_nrm2(n,x) result(res)
+    implicit none 
+    class(psb_c_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_spk_), allocatable    :: res(:)
+    integer(psb_ipk_), external      :: scnrm2
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  scnrm2(n,x%v(:,j),1)
+    end do
+
+  end function c_base_mlv_nrm2
+  
+  !
+  !> Function  base_mlv_amax
+  !! \memberof  psb_c_base_multivect_type
+  !! \brief infinity-norm |x(1:n)|_\infty
+  !! \param n  how many entries to consider
+  function c_base_mlv_amax(n,x) result(res)
+    implicit none 
+    class(psb_c_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_spk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  maxval(abs(x%v(1:n,j)))
+    end do 
+
+  end function c_base_mlv_amax
+
+  !
+  !> Function  base_mlv_asum
+  !! \memberof  psb_c_base_multivect_type
+  !! \brief 1-norm |x(1:n)|_1
+  !! \param n  how many entries to consider
+  function c_base_mlv_asum(n,x) result(res)
+    implicit none 
+    class(psb_c_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_spk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  sum(abs(x%v(1:n,j)))
+    end do
+
+  end function c_base_mlv_asum
+  !
+  ! Overwrite with absolute value
+  !
+  !
+  !> Function  base_absval1
+  !! \memberof  psb_c_base_vect_type
+  !! \brief  Set all entries to their respective absolute values.
+  !!
+  subroutine c_base_mlv_absval1(x)
+    class(psb_c_base_multivect_type), intent(inout)  :: x
+
+    if (allocated(x%v)) then
+      if (x%is_dev()) call x%sync()
+      x%v =  abs(x%v)
+      call x%set_host()
+    end if
+    
+  end subroutine c_base_mlv_absval1
+
+  subroutine c_base_mlv_absval2(x,y)
+    class(psb_c_base_multivect_type), intent(inout) :: x
+    class(psb_c_base_multivect_type), intent(inout) :: y
+
+    if (.not.x%is_host()) call x%sync()
+    if (allocated(x%v)) then 
+      call y%axpby(min(x%get_nrows(),y%get_nrows()),cone,x,czero,info)
+      call y%absval()
+    end if
+    
+  end subroutine c_base_mlv_absval2
 !!$  
 !!$  
 !!$  !

base/modules/psb_c_sort_mod.f90

@@ -156,33 +156,6 @@ module psb_c_sort_mod
   end interface psb_hsort
 
 
-!!$  interface !psb_howmany_heap
-!!$    module procedure psb_c_howmany,  psb_c_idx_howmany
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_init_heap
-!!$    module procedure psb_c_init_heap, psb_c_idx_init_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_dump_heap
-!!$    module procedure psb_c_dump_heap, psb_dump_c_idx_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_insert_heap
-!!$    module procedure psb_c_insert_heap,  psb_c_idx_insert_heap
-!!$  end interface 
-!!$
-!!$  interface !psb_heap_get_first
-!!$    module procedure psb_c_heap_get_first, psb_c_idx_heap_get_first
-!!$  end interface 
-!!$  
-!!$  interface !psb_free_heap
-!!$    module procedure psb_free_c_heap, psb_free_c_idx_heap
-!!$  end interface 
-
   interface 
     subroutine psi_c_insert_heap(key,last,heap,dir,info)
       import 

base/modules/psb_d_base_vect_mod.f90

@@ -704,7 +704,7 @@ contains
   ! Overwrite with absolute value
   !
   !
-  !> Function  base_set_scal
+  !> Function  base_absval1
   !! \memberof  psb_d_base_vect_type
   !! \brief  Set all entries to their respective absolute values.
   !!
@@ -1428,10 +1428,13 @@ module psb_d_base_multivect_mod
 !!$    !
 !!$    ! Scaling and norms
 !!$    !
-!!$    procedure, pass(x) :: scal     => d_base_mlv_scal
-!!$    procedure, pass(x) :: nrm2     => d_base_mlv_nrm2
-!!$    procedure, pass(x) :: amax     => d_base_mlv_amax
-!!$    procedure, pass(x) :: asum     => d_base_mlv_asum
+    procedure, pass(x) :: scal     => d_base_mlv_scal
+    procedure, pass(x) :: nrm2     => d_base_mlv_nrm2
+    procedure, pass(x) :: amax     => d_base_mlv_amax
+    procedure, pass(x) :: asum     => d_base_mlv_asum
+    procedure, pass(x) :: absval1  => d_base_mlv_absval1
+    procedure, pass(x) :: absval2  => d_base_mlv_absval2
+    generic, public    :: absval   => absval1, absval2
 !!$    !
 !!$    ! Gather/scatter. These are needed for MPI interfacing.
 !!$    ! May have to be reworked. 
@@ -2289,71 +2292,120 @@ contains
 !!$  end subroutine d_base_mlv_mlt_va
 !!$
 !!$
-!!$  !
-!!$  ! Simple scaling 
-!!$  !
-!!$  !> Function  base_mlv_scal
-!!$  !! \memberof  psb_d_base_multivect_type
-!!$  !! \brief Scale all entries  x = alpha*x
-!!$  !! \param alpha   The multiplier
-!!$  !!
-!!$  subroutine d_base_mlv_scal(alpha, x)
-!!$    use psi_serial_mod
-!!$    implicit none 
-!!$    class(psb_d_base_multivect_type), intent(inout)  :: x
-!!$    real(psb_dpk_), intent (in)       :: alpha
-!!$    
-!!$    if (allocated(x%v)) x%v = alpha*x%v
-!!$
-!!$  end subroutine d_base_mlv_scal
-!!$  
-!!$  !
-!!$  ! Norms 1, 2 and infinity
-!!$  !
-!!$  !> Function  base_mlv_nrm2
-!!$  !! \memberof  psb_d_base_multivect_type
-!!$  !! \brief 2-norm |x(1:n)|_2
-!!$  !! \param n  how many entries to consider
-!!$  function d_base_mlv_nrm2(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_d_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_dpk_)                :: res
-!!$    integer(psb_ipk_), external      :: dnrm2
-!!$    
-!!$    res =  dnrm2(n,x%v,1)
-!!$
-!!$  end function d_base_mlv_nrm2
-!!$  
-!!$  !
-!!$  !> Function  base_mlv_amax
-!!$  !! \memberof  psb_d_base_multivect_type
-!!$  !! \brief infinity-norm |x(1:n)|_\infty
-!!$  !! \param n  how many entries to consider
-!!$  function d_base_mlv_amax(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_d_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_dpk_)                :: res
-!!$    
-!!$    res =  maxval(abs(x%v(1:n)))
-!!$
-!!$  end function d_base_mlv_amax
-!!$
-!!$  !
-!!$  !> Function  base_mlv_asum
-!!$  !! \memberof  psb_d_base_multivect_type
-!!$  !! \brief 1-norm |x(1:n)|_1
-!!$  !! \param n  how many entries to consider
-!!$  function d_base_mlv_asum(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_d_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_dpk_)                :: res
-!!$    
-!!$    res =  sum(abs(x%v(1:n)))
-!!$
-!!$  end function d_base_mlv_asum
+  !
+  ! Simple scaling 
+  !
+  !> Function  base_mlv_scal
+  !! \memberof  psb_d_base_multivect_type
+  !! \brief Scale all entries  x = alpha*x
+  !! \param alpha   The multiplier
+  !!
+  subroutine d_base_mlv_scal(alpha, x)
+    use psi_serial_mod
+    implicit none 
+    class(psb_d_base_multivect_type), intent(inout)  :: x
+    real(psb_dpk_), intent (in)       :: alpha
+
+    if (x%is_dev()) call x%sync()
+    if (allocated(x%v)) x%v = alpha*x%v
+
+  end subroutine d_base_mlv_scal
+  
+  !
+  ! Norms 1, 2 and infinity
+  !
+  !> Function  base_mlv_nrm2
+  !! \memberof  psb_d_base_multivect_type
+  !! \brief 2-norm |x(1:n)|_2
+  !! \param n  how many entries to consider
+  function d_base_mlv_nrm2(n,x) result(res)
+    implicit none 
+    class(psb_d_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_dpk_), allocatable    :: res(:)
+    integer(psb_ipk_), external      :: dnrm2
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  dnrm2(n,x%v(:,j),1)
+    end do
+
+  end function d_base_mlv_nrm2
+  
+  !
+  !> Function  base_mlv_amax
+  !! \memberof  psb_d_base_multivect_type
+  !! \brief infinity-norm |x(1:n)|_\infty
+  !! \param n  how many entries to consider
+  function d_base_mlv_amax(n,x) result(res)
+    implicit none 
+    class(psb_d_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_dpk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  maxval(abs(x%v(1:n,j)))
+    end do 
+
+  end function d_base_mlv_amax
+
+  !
+  !> Function  base_mlv_asum
+  !! \memberof  psb_d_base_multivect_type
+  !! \brief 1-norm |x(1:n)|_1
+  !! \param n  how many entries to consider
+  function d_base_mlv_asum(n,x) result(res)
+    implicit none 
+    class(psb_d_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_dpk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  sum(abs(x%v(1:n,j)))
+    end do
+
+  end function d_base_mlv_asum
+  !
+  ! Overwrite with absolute value
+  !
+  !
+  !> Function  base_absval1
+  !! \memberof  psb_d_base_vect_type
+  !! \brief  Set all entries to their respective absolute values.
+  !!
+  subroutine d_base_mlv_absval1(x)
+    class(psb_d_base_multivect_type), intent(inout)  :: x
+
+    if (allocated(x%v)) then
+      if (x%is_dev()) call x%sync()
+      x%v =  abs(x%v)
+      call x%set_host()
+    end if
+    
+  end subroutine d_base_mlv_absval1
+
+  subroutine d_base_mlv_absval2(x,y)
+    class(psb_d_base_multivect_type), intent(inout) :: x
+    class(psb_d_base_multivect_type), intent(inout) :: y
+
+    if (.not.x%is_host()) call x%sync()
+    if (allocated(x%v)) then 
+      call y%axpby(min(x%get_nrows(),y%get_nrows()),done,x,dzero,info)
+      call y%absval()
+    end if
+    
+  end subroutine d_base_mlv_absval2
 !!$  
 !!$  
 !!$  !

base/modules/psb_d_sort_mod.f90

@@ -142,33 +142,6 @@ module psb_d_sort_mod
   end interface psb_hsort
 
 
-!!$  interface !psb_howmany_heap
-!!$    module procedure psb_d_howmany,  psb_d_idx_howmany
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_init_heap
-!!$    module procedure psb_d_init_heap, psb_d_idx_init_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_dump_heap
-!!$    module procedure psb_d_dump_heap, psb_dump_d_idx_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_insert_heap
-!!$    module procedure psb_d_insert_heap,  psb_d_idx_insert_heap
-!!$  end interface 
-!!$
-!!$  interface !psb_heap_get_first
-!!$    module procedure psb_d_heap_get_first, psb_d_idx_heap_get_first
-!!$  end interface 
-!!$  
-!!$  interface !psb_free_heap
-!!$    module procedure psb_free_d_heap, psb_free_d_idx_heap
-!!$  end interface 
-
   interface 
     subroutine psi_d_insert_heap(key,last,heap,dir,info)
       import 

base/modules/psb_i_sort_mod.f90

@@ -183,33 +183,6 @@ module psb_i_sort_mod
   end interface psb_hsort
 
 
-!!$  interface !psb_howmany_heap
-!!$    module procedure psb_i_howmany,  psb_i_idx_howmany
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_init_heap
-!!$    module procedure psb_i_init_heap, psb_i_idx_init_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_dump_heap
-!!$    module procedure psb_i_dump_heap, psb_dump_i_idx_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_insert_heap
-!!$    module procedure psb_i_insert_heap,  psb_i_idx_insert_heap
-!!$  end interface 
-!!$
-!!$  interface !psb_heap_get_first
-!!$    module procedure psb_i_heap_get_first, psb_i_idx_heap_get_first
-!!$  end interface 
-!!$  
-!!$  interface !psb_free_heap
-!!$    module procedure psb_free_i_heap, psb_free_i_idx_heap
-!!$  end interface 
-
   interface 
     subroutine psi_i_insert_heap(key,last,heap,dir,info)
       import 

base/modules/psb_s_base_vect_mod.f90

@@ -704,7 +704,7 @@ contains
   ! Overwrite with absolute value
   !
   !
-  !> Function  base_set_scal
+  !> Function  base_absval1
   !! \memberof  psb_s_base_vect_type
   !! \brief  Set all entries to their respective absolute values.
   !!
@@ -1428,10 +1428,13 @@ module psb_s_base_multivect_mod
 !!$    !
 !!$    ! Scaling and norms
 !!$    !
-!!$    procedure, pass(x) :: scal     => s_base_mlv_scal
-!!$    procedure, pass(x) :: nrm2     => s_base_mlv_nrm2
-!!$    procedure, pass(x) :: amax     => s_base_mlv_amax
-!!$    procedure, pass(x) :: asum     => s_base_mlv_asum
+    procedure, pass(x) :: scal     => s_base_mlv_scal
+    procedure, pass(x) :: nrm2     => s_base_mlv_nrm2
+    procedure, pass(x) :: amax     => s_base_mlv_amax
+    procedure, pass(x) :: asum     => s_base_mlv_asum
+    procedure, pass(x) :: absval1  => s_base_mlv_absval1
+    procedure, pass(x) :: absval2  => s_base_mlv_absval2
+    generic, public    :: absval   => absval1, absval2
 !!$    !
 !!$    ! Gather/scatter. These are needed for MPI interfacing.
 !!$    ! May have to be reworked. 
@@ -2289,71 +2292,120 @@ contains
 !!$  end subroutine s_base_mlv_mlt_va
 !!$
 !!$
-!!$  !
-!!$  ! Simple scaling 
-!!$  !
-!!$  !> Function  base_mlv_scal
-!!$  !! \memberof  psb_s_base_multivect_type
-!!$  !! \brief Scale all entries  x = alpha*x
-!!$  !! \param alpha   The multiplier
-!!$  !!
-!!$  subroutine s_base_mlv_scal(alpha, x)
-!!$    use psi_serial_mod
-!!$    implicit none 
-!!$    class(psb_s_base_multivect_type), intent(inout)  :: x
-!!$    real(psb_spk_), intent (in)       :: alpha
-!!$    
-!!$    if (allocated(x%v)) x%v = alpha*x%v
-!!$
-!!$  end subroutine s_base_mlv_scal
-!!$  
-!!$  !
-!!$  ! Norms 1, 2 and infinity
-!!$  !
-!!$  !> Function  base_mlv_nrm2
-!!$  !! \memberof  psb_s_base_multivect_type
-!!$  !! \brief 2-norm |x(1:n)|_2
-!!$  !! \param n  how many entries to consider
-!!$  function s_base_mlv_nrm2(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_s_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_spk_)                :: res
-!!$    integer(psb_ipk_), external      :: dnrm2
-!!$    
-!!$    res =  dnrm2(n,x%v,1)
-!!$
-!!$  end function s_base_mlv_nrm2
-!!$  
-!!$  !
-!!$  !> Function  base_mlv_amax
-!!$  !! \memberof  psb_s_base_multivect_type
-!!$  !! \brief infinity-norm |x(1:n)|_\infty
-!!$  !! \param n  how many entries to consider
-!!$  function s_base_mlv_amax(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_s_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_spk_)                :: res
-!!$    
-!!$    res =  maxval(abs(x%v(1:n)))
-!!$
-!!$  end function s_base_mlv_amax
-!!$
-!!$  !
-!!$  !> Function  base_mlv_asum
-!!$  !! \memberof  psb_s_base_multivect_type
-!!$  !! \brief 1-norm |x(1:n)|_1
-!!$  !! \param n  how many entries to consider
-!!$  function s_base_mlv_asum(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_s_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_spk_)                :: res
-!!$    
-!!$    res =  sum(abs(x%v(1:n)))
-!!$
-!!$  end function s_base_mlv_asum
+  !
+  ! Simple scaling 
+  !
+  !> Function  base_mlv_scal
+  !! \memberof  psb_s_base_multivect_type
+  !! \brief Scale all entries  x = alpha*x
+  !! \param alpha   The multiplier
+  !!
+  subroutine s_base_mlv_scal(alpha, x)
+    use psi_serial_mod
+    implicit none 
+    class(psb_s_base_multivect_type), intent(inout)  :: x
+    real(psb_spk_), intent (in)       :: alpha
+
+    if (x%is_dev()) call x%sync()
+    if (allocated(x%v)) x%v = alpha*x%v
+
+  end subroutine s_base_mlv_scal
+  
+  !
+  ! Norms 1, 2 and infinity
+  !
+  !> Function  base_mlv_nrm2
+  !! \memberof  psb_s_base_multivect_type
+  !! \brief 2-norm |x(1:n)|_2
+  !! \param n  how many entries to consider
+  function s_base_mlv_nrm2(n,x) result(res)
+    implicit none 
+    class(psb_s_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_spk_), allocatable    :: res(:)
+    integer(psb_ipk_), external      :: snrm2
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  snrm2(n,x%v(:,j),1)
+    end do
+
+  end function s_base_mlv_nrm2
+  
+  !
+  !> Function  base_mlv_amax
+  !! \memberof  psb_s_base_multivect_type
+  !! \brief infinity-norm |x(1:n)|_\infty
+  !! \param n  how many entries to consider
+  function s_base_mlv_amax(n,x) result(res)
+    implicit none 
+    class(psb_s_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_spk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  maxval(abs(x%v(1:n,j)))
+    end do 
+
+  end function s_base_mlv_amax
+
+  !
+  !> Function  base_mlv_asum
+  !! \memberof  psb_s_base_multivect_type
+  !! \brief 1-norm |x(1:n)|_1
+  !! \param n  how many entries to consider
+  function s_base_mlv_asum(n,x) result(res)
+    implicit none 
+    class(psb_s_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_spk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  sum(abs(x%v(1:n,j)))
+    end do
+
+  end function s_base_mlv_asum
+  !
+  ! Overwrite with absolute value
+  !
+  !
+  !> Function  base_absval1
+  !! \memberof  psb_s_base_vect_type
+  !! \brief  Set all entries to their respective absolute values.
+  !!
+  subroutine s_base_mlv_absval1(x)
+    class(psb_s_base_multivect_type), intent(inout)  :: x
+
+    if (allocated(x%v)) then
+      if (x%is_dev()) call x%sync()
+      x%v =  abs(x%v)
+      call x%set_host()
+    end if
+    
+  end subroutine s_base_mlv_absval1
+
+  subroutine s_base_mlv_absval2(x,y)
+    class(psb_s_base_multivect_type), intent(inout) :: x
+    class(psb_s_base_multivect_type), intent(inout) :: y
+
+    if (.not.x%is_host()) call x%sync()
+    if (allocated(x%v)) then 
+      call y%axpby(min(x%get_nrows(),y%get_nrows()),sone,x,szero,info)
+      call y%absval()
+    end if
+    
+  end subroutine s_base_mlv_absval2
 !!$  
 !!$  
 !!$  !

base/modules/psb_s_sort_mod.f90

@@ -142,33 +142,6 @@ module psb_s_sort_mod
   end interface psb_hsort
 
 
-!!$  interface !psb_howmany_heap
-!!$    module procedure psb_s_howmany,  psb_s_idx_howmany
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_init_heap
-!!$    module procedure psb_s_init_heap, psb_s_idx_init_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_dump_heap
-!!$    module procedure psb_s_dump_heap, psb_dump_s_idx_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_insert_heap
-!!$    module procedure psb_s_insert_heap,  psb_s_idx_insert_heap
-!!$  end interface 
-!!$
-!!$  interface !psb_heap_get_first
-!!$    module procedure psb_s_heap_get_first, psb_s_idx_heap_get_first
-!!$  end interface 
-!!$  
-!!$  interface !psb_free_heap
-!!$    module procedure psb_free_s_heap, psb_free_s_idx_heap
-!!$  end interface 
-
   interface 
     subroutine psi_s_insert_heap(key,last,heap,dir,info)
       import 

base/modules/psb_sort_mod.f90

@@ -51,702 +51,4 @@ module psb_sort_mod
   use psb_d_sort_mod
   use psb_z_sort_mod
 
-!!$module psb_sort_mod
-!!$  use psb_const_mod
-!!$
-!!$
-!!$  type psb_int_heap
-!!$    integer(psb_ipk_) :: last, dir
-!!$    integer(psb_ipk_), allocatable :: keys(:)
-!!$  end type psb_int_heap
-!!$  type psb_int_idx_heap
-!!$    integer(psb_ipk_) :: last, dir
-!!$    integer(psb_ipk_), allocatable :: keys(:)
-!!$    integer(psb_ipk_), allocatable :: idxs(:)
-!!$  end type psb_int_idx_heap
-!!$  type psb_sreal_idx_heap
-!!$    integer(psb_ipk_) :: last, dir
-!!$    real(psb_spk_), allocatable    :: keys(:)
-!!$    integer(psb_ipk_), allocatable :: idxs(:)
-!!$  end type psb_sreal_idx_heap
-!!$  type psb_dreal_idx_heap
-!!$    integer(psb_ipk_) :: last, dir
-!!$    real(psb_dpk_), allocatable    :: keys(:)
-!!$    integer(psb_ipk_), allocatable :: idxs(:)
-!!$  end type psb_dreal_idx_heap
-!!$  type psb_scomplex_idx_heap
-!!$    integer(psb_ipk_) :: last, dir
-!!$    complex(psb_spk_), allocatable :: keys(:)
-!!$    integer(psb_ipk_), allocatable :: idxs(:)
-!!$  end type psb_scomplex_idx_heap
-!!$  type psb_dcomplex_idx_heap
-!!$    integer(psb_ipk_) :: last, dir
-!!$    complex(psb_dpk_), allocatable :: keys(:)
-!!$    integer(psb_ipk_), allocatable :: idxs(:)
-!!$  end type psb_dcomplex_idx_heap
-!!$
-!!$
-!!$  interface psb_iblsrch
-!!$    function  psb_iblsrch(key,n,v) result(ipos)
-!!$      import :: psb_ipk_
-!!$      integer(psb_ipk_) :: ipos, key, n
-!!$      integer(psb_ipk_) :: v(:)
-!!$    end function psb_iblsrch
-!!$  end interface
-!!$
-!!$  interface psb_ibsrch
-!!$    function  psb_ibsrch(key,n,v) result(ipos)
-!!$      import :: psb_ipk_
-!!$      integer(psb_ipk_) :: ipos, key, n
-!!$      integer(psb_ipk_) :: v(:)
-!!$    end function psb_ibsrch
-!!$  end interface
-!!$
-!!$  interface psb_issrch
-!!$    function psb_issrch(key,n,v) result(ipos)
-!!$      import :: psb_ipk_
-!!$      implicit none
-!!$      integer(psb_ipk_) :: ipos, key, n
-!!$      integer(psb_ipk_) :: v(:)
-!!$    end function psb_issrch
-!!$  end interface
-!!$
-!!$  interface psb_isaperm
-!!$    logical function psb_isaperm(n,eip)               
-!!$      import :: psb_ipk_
-!!$      integer(psb_ipk_), intent(in) :: n                             
-!!$      integer(psb_ipk_), intent(in) :: eip(n)
-!!$    end function psb_isaperm
-!!$  end interface
-!!$
-!!$
-!!$  interface psb_msort
-!!$    subroutine imsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_
-!!$      integer(psb_ipk_), intent(inout)           :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine imsort
-!!$    subroutine smsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      real(psb_spk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine smsort
-!!$    subroutine dmsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      real(psb_dpk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine dmsort
-!!$    subroutine camsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      complex(psb_spk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine camsort
-!!$    subroutine zamsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      complex(psb_dpk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine zamsort
-!!$  end interface
-!!$
-!!$
-!!$  interface psb_msort_unique
-!!$    subroutine imsort_u(x,nout,dir)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      integer(psb_ipk_), intent(inout)           :: x(:) 
-!!$      integer(psb_ipk_), intent(out)             :: nout
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir
-!!$    end subroutine imsort_u
-!!$  end interface
-!!$
-!!$  interface psb_qsort
-!!$    subroutine iqsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      integer(psb_ipk_), intent(inout)           :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine iqsort
-!!$    subroutine sqsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      real(psb_spk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine sqsort
-!!$    subroutine dqsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      real(psb_dpk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine dqsort
-!!$    subroutine cqsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      complex(psb_spk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine cqsort
-!!$    subroutine zqsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      complex(psb_dpk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine zqsort
-!!$  end interface
-!!$  
-!!$
-!!$  interface psb_hsort
-!!$    subroutine ihsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      integer(psb_ipk_), intent(inout)           :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine ihsort
-!!$    subroutine shsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      real(psb_spk_), intent(inout)    :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine shsort
-!!$    subroutine dhsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      real(psb_dpk_), intent(inout)  :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine dhsort
-!!$    subroutine chsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      complex(psb_spk_), intent(inout) :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)    :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout) :: ix(:)
-!!$    end subroutine chsort
-!!$    subroutine zhsort(x,ix,dir,flag)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      complex(psb_dpk_), intent(inout) :: x(:) 
-!!$      integer(psb_ipk_), optional, intent(in)      :: dir, flag
-!!$      integer(psb_ipk_), optional, intent(inout)   :: ix(:)
-!!$    end subroutine zhsort
-!!$  end interface
-!!$
-!!$
-!!$  interface psb_howmany_heap
-!!$    function  psb_howmany_int_heap(heap)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_int_heap
-!!$      type(psb_int_heap), intent(in) :: heap
-!!$      integer(psb_ipk_) :: psb_howmany_int_heap
-!!$    end function psb_howmany_int_heap
-!!$    function  psb_howmany_sreal_idx_heap(heap)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_sreal_idx_heap
-!!$      type(psb_sreal_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_) :: psb_howmany_sreal_idx_heap
-!!$    end function psb_howmany_sreal_idx_heap
-!!$    function  psb_howmany_dreal_idx_heap(heap)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_dreal_idx_heap
-!!$      type(psb_dreal_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_) :: psb_howmany_dreal_idx_heap
-!!$    end function psb_howmany_dreal_idx_heap
-!!$    function  psb_howmany_int_idx_heap(heap)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_int_idx_heap
-!!$      type(psb_int_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_) :: psb_howmany_int_idx_heap
-!!$    end function psb_howmany_int_idx_heap
-!!$    function  psb_howmany_scomplex_idx_heap(heap)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_scomplex_idx_heap
-!!$      type(psb_scomplex_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_) :: psb_howmany_scomplex_idx_heap
-!!$    end function psb_howmany_scomplex_idx_heap
-!!$    function  psb_howmany_dcomplex_idx_heap(heap)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_dcomplex_idx_heap
-!!$      type(psb_dcomplex_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_) :: psb_howmany_dcomplex_idx_heap
-!!$    end function psb_howmany_dcomplex_idx_heap
-!!$  end interface
-!!$ 
-!!$
-!!$  interface psb_init_heap
-!!$    subroutine psb_init_int_heap(heap,info,dir)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_int_heap
-!!$      type(psb_int_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$      integer(psb_ipk_), intent(in), optional   :: dir
-!!$    end subroutine psb_init_int_heap
-!!$    subroutine psb_init_sreal_idx_heap(heap,info,dir)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_sreal_idx_heap
-!!$      type(psb_sreal_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$      integer(psb_ipk_), intent(in), optional   :: dir
-!!$    end subroutine psb_init_sreal_idx_heap
-!!$    subroutine psb_init_int_idx_heap(heap,info,dir)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_int_idx_heap
-!!$      type(psb_int_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$      integer(psb_ipk_), intent(in), optional   :: dir
-!!$    end subroutine psb_init_int_idx_heap
-!!$    subroutine psb_init_scomplex_idx_heap(heap,info,dir)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_scomplex_idx_heap
-!!$      type(psb_scomplex_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$      integer(psb_ipk_), intent(in), optional   :: dir
-!!$    end subroutine psb_init_scomplex_idx_heap
-!!$    subroutine psb_init_dcomplex_idx_heap(heap,info,dir)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_dcomplex_idx_heap
-!!$      type(psb_dcomplex_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$      integer(psb_ipk_), intent(in), optional   :: dir
-!!$    end subroutine psb_init_dcomplex_idx_heap
-!!$    subroutine psb_init_dreal_idx_heap(heap,info,dir)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_dreal_idx_heap
-!!$      type(psb_dreal_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$      integer(psb_ipk_), intent(in), optional   :: dir
-!!$    end subroutine psb_init_dreal_idx_heap
-!!$  end interface
-!!$
-!!$
-!!$  interface psb_dump_heap
-!!$    subroutine psb_dump_int_heap(iout,heap,info)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_int_heap
-!!$      type(psb_int_heap), intent(in) :: heap
-!!$      integer(psb_ipk_), intent(out)           :: info
-!!$      integer(psb_ipk_), intent(in)            :: iout
-!!$    end subroutine psb_dump_int_heap
-!!$    subroutine psb_dump_sreal_idx_heap(iout,heap,info)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_sreal_idx_heap
-!!$      type(psb_sreal_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_), intent(out)           :: info
-!!$      integer(psb_ipk_), intent(in)            :: iout
-!!$    end subroutine psb_dump_sreal_idx_heap
-!!$    subroutine psb_dump_dreal_idx_heap(iout,heap,info)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_dreal_idx_heap
-!!$      type(psb_dreal_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_), intent(out)           :: info
-!!$      integer(psb_ipk_), intent(in)            :: iout
-!!$    end subroutine psb_dump_dreal_idx_heap
-!!$    subroutine psb_dump_int_idx_heap(iout,heap,info)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_int_idx_heap
-!!$      type(psb_int_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_), intent(out)           :: info
-!!$      integer(psb_ipk_), intent(in)            :: iout
-!!$    end subroutine psb_dump_int_idx_heap
-!!$    subroutine psb_dump_scomplex_idx_heap(iout,heap,info)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_scomplex_idx_heap
-!!$      type(psb_scomplex_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_), intent(out)           :: info
-!!$      integer(psb_ipk_), intent(in)            :: iout
-!!$    end subroutine psb_dump_scomplex_idx_heap
-!!$    subroutine psb_dump_dcomplex_idx_heap(iout,heap,info)
-!!$      import :: psb_ipk_, psb_spk_, psb_dpk_
-!!$      import :: psb_dcomplex_idx_heap
-!!$      type(psb_dcomplex_idx_heap), intent(in) :: heap
-!!$      integer(psb_ipk_), intent(out)           :: info
-!!$      integer(psb_ipk_), intent(in)            :: iout
-!!$    end subroutine psb_dump_dcomplex_idx_heap
-!!$  end interface
-!!$
-!!$
-!!$  interface psb_insert_heap
-!!$    subroutine psb_insert_int_heap(key,heap,info)
-!!$      import :: psb_int_heap, psb_ipk_
-!!$      integer(psb_ipk_), intent(in)               :: key
-!!$      type(psb_int_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)              :: info
-!!$    end subroutine psb_insert_int_heap
-!!$    subroutine psb_insert_int_idx_heap(key,index,heap,info)
-!!$      import :: psb_dpk_, psb_int_idx_heap, psb_ipk_
-!!$      integer(psb_ipk_), intent(in)                   :: key
-!!$      integer(psb_ipk_), intent(in)                   :: index
-!!$      type(psb_int_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)                  :: info
-!!$    end subroutine psb_insert_int_idx_heap
-!!$    subroutine psb_insert_sreal_idx_heap(key,index,heap,info)
-!!$      import :: psb_spk_, psb_sreal_idx_heap, psb_ipk_
-!!$      real(psb_spk_), intent(in)      :: key
-!!$      integer(psb_ipk_), intent(in)               :: index
-!!$      type(psb_sreal_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)              :: info
-!!$    end subroutine psb_insert_sreal_idx_heap
-!!$    subroutine psb_insert_dreal_idx_heap(key,index,heap,info)
-!!$      import :: psb_dpk_, psb_dreal_idx_heap, psb_ipk_
-!!$      real(psb_dpk_), intent(in)      :: key
-!!$      integer(psb_ipk_), intent(in)               :: index
-!!$      type(psb_dreal_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)              :: info
-!!$    end subroutine psb_insert_dreal_idx_heap
-!!$    subroutine psb_insert_scomplex_idx_heap(key,index,heap,info)
-!!$      import :: psb_spk_, psb_scomplex_idx_heap, psb_ipk_
-!!$      complex(psb_spk_), intent(in)              :: key
-!!$      integer(psb_ipk_), intent(in)                        :: index
-!!$      type(psb_scomplex_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)                       :: info
-!!$    end subroutine psb_insert_scomplex_idx_heap
-!!$    subroutine psb_insert_dcomplex_idx_heap(key,index,heap,info)
-!!$      import :: psb_dpk_, psb_dcomplex_idx_heap, psb_ipk_
-!!$      complex(psb_dpk_), intent(in)            :: key
-!!$      integer(psb_ipk_), intent(in)                        :: index
-!!$      type(psb_dcomplex_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)                       :: info
-!!$    end subroutine psb_insert_dcomplex_idx_heap
-!!$  end interface
-!!$
-!!$  interface psb_heap_get_first
-!!$    subroutine psb_int_heap_get_first(key,heap,info)
-!!$      import :: psb_int_heap, psb_ipk_
-!!$      type(psb_int_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)              :: key,info
-!!$    end subroutine psb_int_heap_get_first
-!!$    subroutine psb_int_idx_heap_get_first(key,index,heap,info)
-!!$      import :: psb_int_idx_heap, psb_ipk_
-!!$      type(psb_int_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)                  :: index,info
-!!$      integer(psb_ipk_), intent(out)                  :: key
-!!$    end subroutine psb_int_idx_heap_get_first
-!!$    subroutine psb_sreal_idx_heap_get_first(key,index,heap,info)
-!!$      import :: psb_spk_, psb_sreal_idx_heap, psb_ipk_
-!!$      type(psb_sreal_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)              :: index,info
-!!$      real(psb_spk_), intent(out)     :: key
-!!$    end subroutine psb_sreal_idx_heap_get_first
-!!$    subroutine psb_dreal_idx_heap_get_first(key,index,heap,info)
-!!$      import :: psb_dpk_, psb_dreal_idx_heap, psb_ipk_
-!!$      type(psb_dreal_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)              :: index,info
-!!$      real(psb_dpk_), intent(out)     :: key
-!!$    end subroutine psb_dreal_idx_heap_get_first
-!!$    subroutine psb_scomplex_idx_heap_get_first(key,index,heap,info)
-!!$      import :: psb_spk_, psb_scomplex_idx_heap, psb_ipk_
-!!$      type(psb_scomplex_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)                       :: index,info
-!!$      complex(psb_spk_), intent(out)           :: key
-!!$    end subroutine psb_scomplex_idx_heap_get_first
-!!$    
-!!$    subroutine psb_dcomplex_idx_heap_get_first(key,index,heap,info)
-!!$      import :: psb_dpk_, psb_dcomplex_idx_heap, psb_ipk_
-!!$      type(psb_dcomplex_idx_heap), intent(inout) :: heap
-!!$      integer(psb_ipk_), intent(out)                       :: index,info
-!!$      complex(psb_dpk_), intent(out)           :: key
-!!$    end subroutine psb_dcomplex_idx_heap_get_first
-!!$  end interface
-!!$
-!!$  interface 
-!!$    subroutine psi_insert_int_heap(key,last,heap,dir,info)
-!!$      import :: psb_ipk_
-!!$      implicit none 
-!!$      
-!!$      !  
-!!$      ! Input: 
-!!$      !   key:  the new value
-!!$      !   last: pointer to the last occupied element in heap
-!!$      !   heap: the heap
-!!$      !   dir:  sorting direction
-!!$      
-!!$      integer(psb_ipk_), intent(in)     :: key,dir
-!!$      integer(psb_ipk_), intent(inout)  :: heap(:),last
-!!$      integer(psb_ipk_), intent(out)    :: info
-!!$    end subroutine psi_insert_int_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_int_heap_get_first(key,last,heap,dir,info)
-!!$      import :: psb_ipk_
-!!$      implicit none 
-!!$     
-!!$      integer(psb_ipk_), intent(inout)  :: key,last
-!!$      integer(psb_ipk_), intent(in)     :: dir
-!!$      integer(psb_ipk_), intent(inout)  :: heap(:)
-!!$      integer(psb_ipk_), intent(out)    :: info
-!!$    end subroutine psi_int_heap_get_first
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_insert_real_heap(key,last,heap,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      real(psb_spk_), intent(in)    :: key
-!!$      integer(psb_ipk_), intent(in)           :: dir
-!!$      real(psb_spk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)        :: last
-!!$      integer(psb_ipk_), intent(out)          :: info
-!!$    end subroutine psi_insert_real_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_real_heap_get_first(key,last,heap,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      real(psb_spk_), intent(inout) :: key
-!!$      integer(psb_ipk_), intent(inout)        :: last
-!!$      integer(psb_ipk_), intent(in)           :: dir
-!!$      real(psb_spk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)          :: info
-!!$    end subroutine psi_real_heap_get_first
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_insert_double_heap(key,last,heap,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      real(psb_dpk_), intent(in)    :: key
-!!$      integer(psb_ipk_), intent(in)             :: dir
-!!$      real(psb_dpk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)          :: last
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$    end subroutine psi_insert_double_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_double_heap_get_first(key,last,heap,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      real(psb_dpk_), intent(inout) :: key
-!!$      integer(psb_ipk_), intent(inout)          :: last
-!!$      integer(psb_ipk_), intent(in)             :: dir
-!!$      real(psb_dpk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)            :: info
-!!$    end subroutine psi_double_heap_get_first
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_insert_scomplex_heap(key,last,heap,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      complex(psb_spk_), intent(in)    :: key
-!!$      integer(psb_ipk_), intent(in)              :: dir
-!!$      complex(psb_spk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)           :: last
-!!$      integer(psb_ipk_), intent(out)             :: info
-!!$    end subroutine psi_insert_scomplex_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_scomplex_heap_get_first(key,last,heap,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      complex(psb_spk_), intent(inout) :: key
-!!$      integer(psb_ipk_), intent(inout)           :: last
-!!$      integer(psb_ipk_), intent(in)              :: dir
-!!$      complex(psb_spk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)             :: info
-!!$    end subroutine psi_scomplex_heap_get_first
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_insert_dcomplex_heap(key,last,heap,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      complex(psb_dpk_), intent(in)    :: key
-!!$      integer(psb_ipk_), intent(in)                :: dir
-!!$      complex(psb_dpk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)             :: last
-!!$      integer(psb_ipk_), intent(out)               :: info
-!!$    end subroutine psi_insert_dcomplex_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_dcomplex_heap_get_first(key,last,heap,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      complex(psb_dpk_), intent(inout) :: key
-!!$      integer(psb_ipk_), intent(inout)             :: last
-!!$      integer(psb_ipk_), intent(in)                :: dir
-!!$      complex(psb_dpk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)               :: info
-!!$    end subroutine psi_dcomplex_heap_get_first
-!!$  end interface
-!!$
-!!$  interface 
-!!$    subroutine psi_insert_int_idx_heap(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_ipk_
-!!$      integer(psb_ipk_), intent(in)     :: key
-!!$      integer(psb_ipk_), intent(in)     :: index,dir
-!!$      integer(psb_ipk_), intent(inout)  :: heap(:),last
-!!$      integer(psb_ipk_), intent(inout)  :: idxs(:)
-!!$      integer(psb_ipk_), intent(out)    :: info
-!!$    end subroutine psi_insert_int_idx_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_int_idx_heap_get_first(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_ipk_
-!!$      integer(psb_ipk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)   :: index,info
-!!$      integer(psb_ipk_), intent(inout) :: last,idxs(:)
-!!$      integer(psb_ipk_), intent(in)    :: dir
-!!$      integer(psb_ipk_), intent(out)   :: key
-!!$    end subroutine psi_int_idx_heap_get_first
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_insert_sreal_idx_heap(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      real(psb_spk_), intent(in)     :: key
-!!$      integer(psb_ipk_), intent(in)            :: index,dir
-!!$      real(psb_spk_), intent(inout)  :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)         :: idxs(:),last
-!!$      integer(psb_ipk_), intent(out)           :: info
-!!$    end subroutine psi_insert_sreal_idx_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_sreal_idx_heap_get_first(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      real(psb_spk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)          :: index,info
-!!$      integer(psb_ipk_), intent(inout)        :: last,idxs(:)
-!!$      integer(psb_ipk_), intent(in)           :: dir
-!!$      real(psb_spk_), intent(out)   :: key
-!!$    end subroutine psi_sreal_idx_heap_get_first
-!!$  end interface
-!!$
-!!$  interface 
-!!$    subroutine psi_insert_dreal_idx_heap(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      real(psb_dpk_), intent(in)     :: key
-!!$      integer(psb_ipk_), intent(in)              :: index,dir
-!!$      real(psb_dpk_), intent(inout)  :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)           :: idxs(:),last
-!!$      integer(psb_ipk_), intent(out)             :: info
-!!$    end subroutine psi_insert_dreal_idx_heap
-!!$  end interface
-!!$  
-!!$  interface 
-!!$    subroutine psi_dreal_idx_heap_get_first(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      real(psb_dpk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)            :: index,info
-!!$      integer(psb_ipk_), intent(inout)          :: last,idxs(:)
-!!$      integer(psb_ipk_), intent(in)             :: dir
-!!$      real(psb_dpk_), intent(out)   :: key
-!!$    end subroutine psi_dreal_idx_heap_get_first
-!!$  end interface
-!!$
-!!$  interface 
-!!$    subroutine psi_insert_scomplex_idx_heap(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      complex(psb_spk_), intent(in)    :: key
-!!$      integer(psb_ipk_), intent(in)              :: index,dir
-!!$      complex(psb_spk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)           :: idxs(:),last
-!!$      integer(psb_ipk_), intent(out)             :: info
-!!$    end subroutine psi_insert_scomplex_idx_heap
-!!$  end interface
-!!$
-!!$  interface 
-!!$    subroutine psi_scomplex_idx_heap_get_first(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_spk_, psb_ipk_
-!!$      complex(psb_spk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)             :: index,info
-!!$      integer(psb_ipk_), intent(inout)           :: last,idxs(:)
-!!$      integer(psb_ipk_), intent(in)              :: dir
-!!$      complex(psb_spk_), intent(out)   :: key
-!!$    end subroutine psi_scomplex_idx_heap_get_first
-!!$  end interface
-!!$
-!!$  interface 
-!!$    subroutine psi_insert_dcomplex_idx_heap(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      complex(psb_dpk_), intent(in)    :: key
-!!$      integer(psb_ipk_), intent(in)                :: index,dir
-!!$      complex(psb_dpk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(inout)             :: idxs(:),last
-!!$      integer(psb_ipk_), intent(out)               :: info
-!!$    end subroutine psi_insert_dcomplex_idx_heap
-!!$  end interface
-!!$
-!!$  interface 
-!!$    subroutine psi_dcomplex_idx_heap_get_first(key,index,last,heap,idxs,dir,info)
-!!$      import :: psb_dpk_, psb_ipk_
-!!$      complex(psb_dpk_), intent(inout) :: heap(:)
-!!$      integer(psb_ipk_), intent(out)               :: index,info
-!!$      integer(psb_ipk_), intent(inout)             :: last,idxs(:)
-!!$      integer(psb_ipk_), intent(in)                :: dir
-!!$      complex(psb_dpk_), intent(out)   :: key
-!!$    end subroutine psi_dcomplex_idx_heap_get_first
-!!$  end interface
-!!$  
-!!$
-!!$  interface psb_free_heap
-!!$    module procedure psb_free_int_heap, psb_free_int_idx_heap,&
-!!$         & psb_free_sreal_idx_heap, psb_free_scomplex_idx_heap, &
-!!$         & psb_free_dreal_idx_heap, psb_free_dcomplex_idx_heap
-!!$  end interface
-!!$
-!!$contains
-!!$
-!!$  subroutine psb_free_int_heap(heap,info)
-!!$    implicit none 
-!!$    type(psb_int_heap), intent(inout) :: heap
-!!$    integer(psb_ipk_), intent(out)           :: info
-!!$
-!!$    info=psb_success_
-!!$    if (allocated(heap%keys)) deallocate(heap%keys,stat=info)
-!!$
-!!$  end subroutine psb_free_int_heap
-!!$
-!!$  subroutine psb_free_sreal_idx_heap(heap,info)
-!!$    implicit none 
-!!$    type(psb_sreal_idx_heap), intent(inout) :: heap
-!!$    integer(psb_ipk_), intent(out)           :: info
-!!$
-!!$    info=psb_success_
-!!$    if (allocated(heap%keys)) deallocate(heap%keys,stat=info)
-!!$    if ((info == psb_success_).and.(allocated(heap%idxs))) deallocate(heap%idxs,stat=info)
-!!$
-!!$  end subroutine psb_free_sreal_idx_heap
-!!$
-!!$  subroutine psb_free_dreal_idx_heap(heap,info)
-!!$    implicit none 
-!!$    type(psb_dreal_idx_heap), intent(inout) :: heap
-!!$    integer(psb_ipk_), intent(out)           :: info
-!!$
-!!$    info=psb_success_
-!!$    if (allocated(heap%keys)) deallocate(heap%keys,stat=info)
-!!$    if ((info == psb_success_).and.(allocated(heap%idxs))) deallocate(heap%idxs,stat=info)
-!!$
-!!$  end subroutine psb_free_dreal_idx_heap
-!!$
-!!$  subroutine psb_free_int_idx_heap(heap,info)
-!!$    implicit none 
-!!$    type(psb_int_idx_heap), intent(inout) :: heap
-!!$    integer(psb_ipk_), intent(out)           :: info
-!!$
-!!$    info=psb_success_
-!!$    if (allocated(heap%keys)) deallocate(heap%keys,stat=info)
-!!$    if ((info == psb_success_).and.(allocated(heap%idxs))) deallocate(heap%idxs,stat=info)
-!!$
-!!$  end subroutine psb_free_int_idx_heap
-!!$
-!!$  subroutine psb_free_scomplex_idx_heap(heap,info)
-!!$    implicit none 
-!!$    type(psb_scomplex_idx_heap), intent(inout) :: heap
-!!$    integer(psb_ipk_), intent(out)           :: info
-!!$
-!!$    info=psb_success_
-!!$    if (allocated(heap%keys)) deallocate(heap%keys,stat=info)
-!!$    if ((info == psb_success_).and.(allocated(heap%idxs))) deallocate(heap%idxs,stat=info)
-!!$
-!!$  end subroutine psb_free_scomplex_idx_heap
-!!$
-!!$  subroutine psb_free_dcomplex_idx_heap(heap,info)
-!!$    implicit none 
-!!$    type(psb_dcomplex_idx_heap), intent(inout) :: heap
-!!$    integer(psb_ipk_), intent(out)           :: info
-!!$
-!!$    info=psb_success_
-!!$    if (allocated(heap%keys)) deallocate(heap%keys,stat=info)
-!!$    if ((info == psb_success_).and.(allocated(heap%idxs))) deallocate(heap%idxs,stat=info)
-!!$
-!!$  end subroutine psb_free_dcomplex_idx_heap
-!!$
-
 end module psb_sort_mod

base/modules/psb_z_base_vect_mod.f90

@@ -704,7 +704,7 @@ contains
   ! Overwrite with absolute value
   !
   !
-  !> Function  base_set_scal
+  !> Function  base_absval1
   !! \memberof  psb_z_base_vect_type
   !! \brief  Set all entries to their respective absolute values.
   !!
@@ -1428,10 +1428,13 @@ module psb_z_base_multivect_mod
 !!$    !
 !!$    ! Scaling and norms
 !!$    !
-!!$    procedure, pass(x) :: scal     => z_base_mlv_scal
-!!$    procedure, pass(x) :: nrm2     => z_base_mlv_nrm2
-!!$    procedure, pass(x) :: amax     => z_base_mlv_amax
-!!$    procedure, pass(x) :: asum     => z_base_mlv_asum
+    procedure, pass(x) :: scal     => z_base_mlv_scal
+    procedure, pass(x) :: nrm2     => z_base_mlv_nrm2
+    procedure, pass(x) :: amax     => z_base_mlv_amax
+    procedure, pass(x) :: asum     => z_base_mlv_asum
+    procedure, pass(x) :: absval1  => z_base_mlv_absval1
+    procedure, pass(x) :: absval2  => z_base_mlv_absval2
+    generic, public    :: absval   => absval1, absval2
 !!$    !
 !!$    ! Gather/scatter. These are needed for MPI interfacing.
 !!$    ! May have to be reworked. 
@@ -2289,71 +2292,120 @@ contains
 !!$  end subroutine z_base_mlv_mlt_va
 !!$
 !!$
-!!$  !
-!!$  ! Simple scaling 
-!!$  !
-!!$  !> Function  base_mlv_scal
-!!$  !! \memberof  psb_z_base_multivect_type
-!!$  !! \brief Scale all entries  x = alpha*x
-!!$  !! \param alpha   The multiplier
-!!$  !!
-!!$  subroutine z_base_mlv_scal(alpha, x)
-!!$    use psi_serial_mod
-!!$    implicit none 
-!!$    class(psb_z_base_multivect_type), intent(inout)  :: x
-!!$    complex(psb_dpk_), intent (in)       :: alpha
-!!$    
-!!$    if (allocated(x%v)) x%v = alpha*x%v
-!!$
-!!$  end subroutine z_base_mlv_scal
-!!$  
-!!$  !
-!!$  ! Norms 1, 2 and infinity
-!!$  !
-!!$  !> Function  base_mlv_nrm2
-!!$  !! \memberof  psb_z_base_multivect_type
-!!$  !! \brief 2-norm |x(1:n)|_2
-!!$  !! \param n  how many entries to consider
-!!$  function z_base_mlv_nrm2(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_z_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_dpk_)                :: res
-!!$    integer(psb_ipk_), external      :: dnrm2
-!!$    
-!!$    res =  dnrm2(n,x%v,1)
-!!$
-!!$  end function z_base_mlv_nrm2
-!!$  
-!!$  !
-!!$  !> Function  base_mlv_amax
-!!$  !! \memberof  psb_z_base_multivect_type
-!!$  !! \brief infinity-norm |x(1:n)|_\infty
-!!$  !! \param n  how many entries to consider
-!!$  function z_base_mlv_amax(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_z_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_dpk_)                :: res
-!!$    
-!!$    res =  maxval(abs(x%v(1:n)))
-!!$
-!!$  end function z_base_mlv_amax
-!!$
-!!$  !
-!!$  !> Function  base_mlv_asum
-!!$  !! \memberof  psb_z_base_multivect_type
-!!$  !! \brief 1-norm |x(1:n)|_1
-!!$  !! \param n  how many entries to consider
-!!$  function z_base_mlv_asum(n,x) result(res)
-!!$    implicit none 
-!!$    class(psb_z_base_multivect_type), intent(inout) :: x
-!!$    integer(psb_ipk_), intent(in)           :: n
-!!$    real(psb_dpk_)                :: res
-!!$    
-!!$    res =  sum(abs(x%v(1:n)))
-!!$
-!!$  end function z_base_mlv_asum
+  !
+  ! Simple scaling 
+  !
+  !> Function  base_mlv_scal
+  !! \memberof  psb_z_base_multivect_type
+  !! \brief Scale all entries  x = alpha*x
+  !! \param alpha   The multiplier
+  !!
+  subroutine z_base_mlv_scal(alpha, x)
+    use psi_serial_mod
+    implicit none 
+    class(psb_z_base_multivect_type), intent(inout)  :: x
+    complex(psb_dpk_), intent (in)       :: alpha
+
+    if (x%is_dev()) call x%sync()
+    if (allocated(x%v)) x%v = alpha*x%v
+
+  end subroutine z_base_mlv_scal
+  
+  !
+  ! Norms 1, 2 and infinity
+  !
+  !> Function  base_mlv_nrm2
+  !! \memberof  psb_z_base_multivect_type
+  !! \brief 2-norm |x(1:n)|_2
+  !! \param n  how many entries to consider
+  function z_base_mlv_nrm2(n,x) result(res)
+    implicit none 
+    class(psb_z_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_dpk_), allocatable    :: res(:)
+    integer(psb_ipk_), external      :: dznrm2
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  dznrm2(n,x%v(:,j),1)
+    end do
+
+  end function z_base_mlv_nrm2
+  
+  !
+  !> Function  base_mlv_amax
+  !! \memberof  psb_z_base_multivect_type
+  !! \brief infinity-norm |x(1:n)|_\infty
+  !! \param n  how many entries to consider
+  function z_base_mlv_amax(n,x) result(res)
+    implicit none 
+    class(psb_z_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_dpk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  maxval(abs(x%v(1:n,j)))
+    end do 
+
+  end function z_base_mlv_amax
+
+  !
+  !> Function  base_mlv_asum
+  !! \memberof  psb_z_base_multivect_type
+  !! \brief 1-norm |x(1:n)|_1
+  !! \param n  how many entries to consider
+  function z_base_mlv_asum(n,x) result(res)
+    implicit none 
+    class(psb_z_base_multivect_type), intent(inout) :: x
+    integer(psb_ipk_), intent(in)           :: n
+    real(psb_dpk_), allocatable    :: res(:)
+    integer(psb_ipk_) :: j, nc
+
+    if (x%is_dev()) call x%sync()
+    nc = psb_size(x%v,2)
+    allocate(res(nc))
+    do j=1,nc
+      res(j) =  sum(abs(x%v(1:n,j)))
+    end do
+
+  end function z_base_mlv_asum
+  !
+  ! Overwrite with absolute value
+  !
+  !
+  !> Function  base_absval1
+  !! \memberof  psb_z_base_vect_type
+  !! \brief  Set all entries to their respective absolute values.
+  !!
+  subroutine z_base_mlv_absval1(x)
+    class(psb_z_base_multivect_type), intent(inout)  :: x
+
+    if (allocated(x%v)) then
+      if (x%is_dev()) call x%sync()
+      x%v =  abs(x%v)
+      call x%set_host()
+    end if
+    
+  end subroutine z_base_mlv_absval1
+
+  subroutine z_base_mlv_absval2(x,y)
+    class(psb_z_base_multivect_type), intent(inout) :: x
+    class(psb_z_base_multivect_type), intent(inout) :: y
+
+    if (.not.x%is_host()) call x%sync()
+    if (allocated(x%v)) then 
+      call y%axpby(min(x%get_nrows(),y%get_nrows()),zone,x,zzero,info)
+      call y%absval()
+    end if
+    
+  end subroutine z_base_mlv_absval2
 !!$  
 !!$  
 !!$  !

base/modules/psb_z_sort_mod.f90

@@ -156,33 +156,6 @@ module psb_z_sort_mod
   end interface psb_hsort
 
 
-!!$  interface !psb_howmany_heap
-!!$    module procedure psb_z_howmany,  psb_z_idx_howmany
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_init_heap
-!!$    module procedure psb_z_init_heap, psb_z_idx_init_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_dump_heap
-!!$    module procedure psb_z_dump_heap, psb_dump_z_idx_heap
-!!$  end interface 
-!!$
-!!$
-!!$  interface !psb_insert_heap
-!!$    module procedure psb_z_insert_heap,  psb_z_idx_insert_heap
-!!$  end interface 
-!!$
-!!$  interface !psb_heap_get_first
-!!$    module procedure psb_z_heap_get_first, psb_z_idx_heap_get_first
-!!$  end interface 
-!!$  
-!!$  interface !psb_free_heap
-!!$    module procedure psb_free_z_heap, psb_free_z_idx_heap
-!!$  end interface 
-
   interface 
     subroutine psi_z_insert_heap(key,last,heap,dir,info)
       import 

test/pargen/runs/ppde.inp

@@ -1,8 +1,8 @@
 7                      Number of entries below this
-BICG  STAB               Iterative method BICGSTAB CGS  BICG BICGSTABL RGMRES
+BICGSTAB               Iterative method BICGSTAB CGS  BICG BICGSTABL RGMRES
 BJAC                   Preconditioner NONE  DIAG  BJAC 
 CSR                    Storage format for matrix A:  CSR COO JAD 
-100                    Domain size (acutal system is this**3)
+080                    Domain size (acutal system is this**3)
 2                      Stopping criterion
 1000                   MAXIT
 -1                     ITRACE