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Added psb_gescal subroutine to entrywise scale distributed vector with C interface

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merge-paraggr-newops
Cirdans-Home 5 years ago
parent ea9c469159
commit fd89f2f1bf
24 changed files with 880 additions and 12 deletions
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11
base/modules/psblas/psb_c_psblas_mod.F90
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@ -564,6 +564,17 @@ module psb_c_psblas_mod
integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), intent(out) :: info
end subroutine psb_caddconst_vect end subroutine psb_caddconst_vect
end interface end interface
interface psb_gescal
subroutine psb_cscal_vect(x,c,z,desc_a,info)
import :: psb_desc_type, psb_ipk_, &
& psb_c_vect_type, psb_spk_
type(psb_c_vect_type), intent (inout) :: x
type(psb_c_vect_type), intent (inout) :: z
real(psb_spk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_cscal_vect
end interface
end module psb_c_psblas_mod end module psb_c_psblas_mod

11
base/modules/psblas/psb_d_psblas_mod.F90
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@ -575,6 +575,17 @@ module psb_d_psblas_mod
integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), intent(out) :: info
end subroutine psb_daddconst_vect end subroutine psb_daddconst_vect
end interface end interface
interface psb_gescal
subroutine psb_dscal_vect(x,c,z,desc_a,info)
import :: psb_desc_type, psb_ipk_, &
& psb_d_vect_type, psb_dpk_
type(psb_d_vect_type), intent (inout) :: x
type(psb_d_vect_type), intent (inout) :: z
real(psb_dpk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dscal_vect
end interface
interface psb_mask interface psb_mask
subroutine psb_dmask_vect(c,x,m,t,desc_a,info) subroutine psb_dmask_vect(c,x,m,t,desc_a,info)

11
base/modules/psblas/psb_s_psblas_mod.F90
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@ -575,6 +575,17 @@ module psb_s_psblas_mod
integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), intent(out) :: info
end subroutine psb_saddconst_vect end subroutine psb_saddconst_vect
end interface end interface
interface psb_gescal
subroutine psb_sscal_vect(x,c,z,desc_a,info)
import :: psb_desc_type, psb_ipk_, &
& psb_s_vect_type, psb_spk_
type(psb_s_vect_type), intent (inout) :: x
type(psb_s_vect_type), intent (inout) :: z
real(psb_spk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_sscal_vect
end interface
interface psb_mask interface psb_mask
subroutine psb_smask_vect(c,x,m,t,desc_a,info) subroutine psb_smask_vect(c,x,m,t,desc_a,info)

11
base/modules/psblas/psb_z_psblas_mod.F90
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@ -564,6 +564,17 @@ module psb_z_psblas_mod
integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), intent(out) :: info
end subroutine psb_zaddconst_vect end subroutine psb_zaddconst_vect
end interface end interface
interface psb_gescal
subroutine psb_zscal_vect(x,c,z,desc_a,info)
import :: psb_desc_type, psb_ipk_, &
& psb_z_vect_type, psb_dpk_
type(psb_z_vect_type), intent (inout) :: x
type(psb_z_vect_type), intent (inout) :: z
real(psb_dpk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_zscal_vect
end interface
end module psb_z_psblas_mod end module psb_z_psblas_mod

55
base/modules/serial/psb_c_base_vect_mod.f90
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@ -183,7 +183,10 @@ module psb_c_base_vect_mod
! !
! Scaling and norms ! Scaling and norms
! !
procedure, pass(x) :: scal => c_base_scal procedure, pass(x) :: scal_v => c_base_scal
procedure, pass(z) :: scal_v2 => c_base_scal_v2
procedure, pass(z) :: scal_a2 => c_base_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => c_base_absval1 procedure, pass(x) :: absval1 => c_base_absval1
procedure, pass(x) :: absval2 => c_base_absval2 procedure, pass(x) :: absval2 => c_base_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -1541,6 +1544,56 @@ contains
end subroutine c_base_scal end subroutine c_base_scal
!
!> Function base_scal_a2
!! \memberof psb_c_base_vect_type
!! \brief Out of place scaling of the array x
!! \param x The array to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine c_base_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: c
complex(psb_spk_), intent(inout) :: x(:)
class(psb_c_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i,n
if (z%is_dev()) call z%sync()
n = size(x)
do i = 1, n, 1
z%v(i) = c*x(i)
end do
info = 0
end subroutine c_base_scal_a2
!
!> Function base_cmp_v2
!! \memberof psb_c_base_vect_type
!! \brief Out of place scaling of the vector x
!! \param x The vector to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine c_base_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
class(psb_c_base_vect_type), intent(inout) :: x
real(psb_spk_), intent(in) :: c
class(psb_c_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (x%is_dev()) call x%sync()
call z%scal(x%v,c,info)
end subroutine c_base_scal_v2
! !
! Norms 1, 2 and infinity ! Norms 1, 2 and infinity
! !

33
base/modules/serial/psb_c_vect_mod.F90
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@ -107,7 +107,10 @@ module psb_c_vect_mod
procedure, pass(y) :: inv_a2 => c_vect_inv_a2 procedure, pass(y) :: inv_a2 => c_vect_inv_a2
procedure, pass(y) :: inv_a2_check => c_vect_inv_a2_check procedure, pass(y) :: inv_a2_check => c_vect_inv_a2_check
generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check
procedure, pass(x) :: scal => c_vect_scal procedure, pass(x) :: scal_v => c_vect_scal
procedure, pass(z) :: scal_v2 => c_vect_scal_v2
procedure, pass(z) :: scal_a2 => c_vect_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => c_vect_absval1 procedure, pass(x) :: absval1 => c_vect_absval1
procedure, pass(x) :: absval2 => c_vect_absval2 procedure, pass(x) :: absval2 => c_vect_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -937,6 +940,34 @@ contains
end subroutine c_vect_scal end subroutine c_vect_scal
subroutine c_vect_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: c
complex(psb_spk_), intent(inout) :: x(:)
class(psb_c_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(z%v)) &
& call z%scal(x,c,info)
end subroutine c_vect_scal_a2
subroutine c_vect_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: c
class(psb_c_vect_type), intent(inout) :: x
class(psb_c_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(x%v).and.allocated(z%v)) &
& call z%v%scal(x%v,c,info)
end subroutine c_vect_scal_v2
subroutine c_vect_absval1(x) subroutine c_vect_absval1(x)
class(psb_c_vect_type), intent(inout) :: x class(psb_c_vect_type), intent(inout) :: x

55
base/modules/serial/psb_d_base_vect_mod.f90
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@ -183,7 +183,10 @@ module psb_d_base_vect_mod
! !
! Scaling and norms ! Scaling and norms
! !
procedure, pass(x) :: scal => d_base_scal procedure, pass(x) :: scal_v => d_base_scal
procedure, pass(z) :: scal_v2 => d_base_scal_v2
procedure, pass(z) :: scal_a2 => d_base_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => d_base_absval1 procedure, pass(x) :: absval1 => d_base_absval1
procedure, pass(x) :: absval2 => d_base_absval2 procedure, pass(x) :: absval2 => d_base_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -1545,6 +1548,56 @@ contains
end subroutine d_base_scal end subroutine d_base_scal
!
!> Function base_scal_a2
!! \memberof psb_d_base_vect_type
!! \brief Out of place scaling of the array x
!! \param x The array to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine d_base_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_dpk_), intent(in) :: c
real(psb_dpk_), intent(inout) :: x(:)
class(psb_d_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i,n
if (z%is_dev()) call z%sync()
n = size(x)
do i = 1, n, 1
z%v(i) = c*x(i)
end do
info = 0
end subroutine d_base_scal_a2
!
!> Function base_cmp_v2
!! \memberof psb_d_base_vect_type
!! \brief Out of place scaling of the vector x
!! \param x The vector to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine d_base_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
class(psb_d_base_vect_type), intent(inout) :: x
real(psb_dpk_), intent(in) :: c
class(psb_d_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (x%is_dev()) call x%sync()
call z%scal(x%v,c,info)
end subroutine d_base_scal_v2
! !
! Norms 1, 2 and infinity ! Norms 1, 2 and infinity
! !

33
base/modules/serial/psb_d_vect_mod.F90
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@ -107,7 +107,10 @@ module psb_d_vect_mod
procedure, pass(y) :: inv_a2 => d_vect_inv_a2 procedure, pass(y) :: inv_a2 => d_vect_inv_a2
procedure, pass(y) :: inv_a2_check => d_vect_inv_a2_check procedure, pass(y) :: inv_a2_check => d_vect_inv_a2_check
generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check
procedure, pass(x) :: scal => d_vect_scal procedure, pass(x) :: scal_v => d_vect_scal
procedure, pass(z) :: scal_v2 => d_vect_scal_v2
procedure, pass(z) :: scal_a2 => d_vect_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => d_vect_absval1 procedure, pass(x) :: absval1 => d_vect_absval1
procedure, pass(x) :: absval2 => d_vect_absval2 procedure, pass(x) :: absval2 => d_vect_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -941,6 +944,34 @@ contains
end subroutine d_vect_scal end subroutine d_vect_scal
subroutine d_vect_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_dpk_), intent(in) :: c
real(psb_dpk_), intent(inout) :: x(:)
class(psb_d_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(z%v)) &
& call z%scal(x,c,info)
end subroutine d_vect_scal_a2
subroutine d_vect_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_dpk_), intent(in) :: c
class(psb_d_vect_type), intent(inout) :: x
class(psb_d_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(x%v).and.allocated(z%v)) &
& call z%v%scal(x%v,c,info)
end subroutine d_vect_scal_v2
subroutine d_vect_absval1(x) subroutine d_vect_absval1(x)
class(psb_d_vect_type), intent(inout) :: x class(psb_d_vect_type), intent(inout) :: x

55
base/modules/serial/psb_s_base_vect_mod.f90
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@ -183,7 +183,10 @@ module psb_s_base_vect_mod
! !
! Scaling and norms ! Scaling and norms
! !
procedure, pass(x) :: scal => s_base_scal procedure, pass(x) :: scal_v => s_base_scal
procedure, pass(z) :: scal_v2 => s_base_scal_v2
procedure, pass(z) :: scal_a2 => s_base_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => s_base_absval1 procedure, pass(x) :: absval1 => s_base_absval1
procedure, pass(x) :: absval2 => s_base_absval2 procedure, pass(x) :: absval2 => s_base_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -1545,6 +1548,56 @@ contains
end subroutine s_base_scal end subroutine s_base_scal
!
!> Function base_scal_a2
!! \memberof psb_s_base_vect_type
!! \brief Out of place scaling of the array x
!! \param x The array to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine s_base_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: c
real(psb_spk_), intent(inout) :: x(:)
class(psb_s_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i,n
if (z%is_dev()) call z%sync()
n = size(x)
do i = 1, n, 1
z%v(i) = c*x(i)
end do
info = 0
end subroutine s_base_scal_a2
!
!> Function base_cmp_v2
!! \memberof psb_s_base_vect_type
!! \brief Out of place scaling of the vector x
!! \param x The vector to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine s_base_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
class(psb_s_base_vect_type), intent(inout) :: x
real(psb_spk_), intent(in) :: c
class(psb_s_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (x%is_dev()) call x%sync()
call z%scal(x%v,c,info)
end subroutine s_base_scal_v2
! !
! Norms 1, 2 and infinity ! Norms 1, 2 and infinity
! !

33
base/modules/serial/psb_s_vect_mod.F90
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@ -107,7 +107,10 @@ module psb_s_vect_mod
procedure, pass(y) :: inv_a2 => s_vect_inv_a2 procedure, pass(y) :: inv_a2 => s_vect_inv_a2
procedure, pass(y) :: inv_a2_check => s_vect_inv_a2_check procedure, pass(y) :: inv_a2_check => s_vect_inv_a2_check
generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check
procedure, pass(x) :: scal => s_vect_scal procedure, pass(x) :: scal_v => s_vect_scal
procedure, pass(z) :: scal_v2 => s_vect_scal_v2
procedure, pass(z) :: scal_a2 => s_vect_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => s_vect_absval1 procedure, pass(x) :: absval1 => s_vect_absval1
procedure, pass(x) :: absval2 => s_vect_absval2 procedure, pass(x) :: absval2 => s_vect_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -941,6 +944,34 @@ contains
end subroutine s_vect_scal end subroutine s_vect_scal
subroutine s_vect_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: c
real(psb_spk_), intent(inout) :: x(:)
class(psb_s_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(z%v)) &
& call z%scal(x,c,info)
end subroutine s_vect_scal_a2
subroutine s_vect_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: c
class(psb_s_vect_type), intent(inout) :: x
class(psb_s_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(x%v).and.allocated(z%v)) &
& call z%v%scal(x%v,c,info)
end subroutine s_vect_scal_v2
subroutine s_vect_absval1(x) subroutine s_vect_absval1(x)
class(psb_s_vect_type), intent(inout) :: x class(psb_s_vect_type), intent(inout) :: x

55
base/modules/serial/psb_z_base_vect_mod.f90
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@ -183,7 +183,10 @@ module psb_z_base_vect_mod
! !
! Scaling and norms ! Scaling and norms
! !
procedure, pass(x) :: scal => z_base_scal procedure, pass(x) :: scal_v => z_base_scal
procedure, pass(z) :: scal_v2 => z_base_scal_v2
procedure, pass(z) :: scal_a2 => z_base_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => z_base_absval1 procedure, pass(x) :: absval1 => z_base_absval1
procedure, pass(x) :: absval2 => z_base_absval2 procedure, pass(x) :: absval2 => z_base_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -1541,6 +1544,56 @@ contains
end subroutine z_base_scal end subroutine z_base_scal
!
!> Function base_scal_a2
!! \memberof psb_z_base_vect_type
!! \brief Out of place scaling of the array x
!! \param x The array to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine z_base_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_dpk_), intent(in) :: c
complex(psb_dpk_), intent(inout) :: x(:)
class(psb_z_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i,n
if (z%is_dev()) call z%sync()
n = size(x)
do i = 1, n, 1
z%v(i) = c*x(i)
end do
info = 0
end subroutine z_base_scal_a2
!
!> Function base_cmp_v2
!! \memberof psb_z_base_vect_type
!! \brief Out of place scaling of the vector x
!! \param x The vector to be scaled
!! \param z The scaled vector z = c*x
!! \param c The scaling term
!! \param info return code
!
subroutine z_base_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
class(psb_z_base_vect_type), intent(inout) :: x
real(psb_dpk_), intent(in) :: c
class(psb_z_base_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (x%is_dev()) call x%sync()
call z%scal(x%v,c,info)
end subroutine z_base_scal_v2
! !
! Norms 1, 2 and infinity ! Norms 1, 2 and infinity
! !

33
base/modules/serial/psb_z_vect_mod.F90
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@ -107,7 +107,10 @@ module psb_z_vect_mod
procedure, pass(y) :: inv_a2 => z_vect_inv_a2 procedure, pass(y) :: inv_a2 => z_vect_inv_a2
procedure, pass(y) :: inv_a2_check => z_vect_inv_a2_check procedure, pass(y) :: inv_a2_check => z_vect_inv_a2_check
generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check generic, public :: inv => inv_v, inv_v_check, inv_a2, inv_a2_check
procedure, pass(x) :: scal => z_vect_scal procedure, pass(x) :: scal_v => z_vect_scal
procedure, pass(z) :: scal_v2 => z_vect_scal_v2
procedure, pass(z) :: scal_a2 => z_vect_scal_a2
generic, public :: scal => scal_v, scal_v2, scal_a2
procedure, pass(x) :: absval1 => z_vect_absval1 procedure, pass(x) :: absval1 => z_vect_absval1
procedure, pass(x) :: absval2 => z_vect_absval2 procedure, pass(x) :: absval2 => z_vect_absval2
generic, public :: absval => absval1, absval2 generic, public :: absval => absval1, absval2
@ -937,6 +940,34 @@ contains
end subroutine z_vect_scal end subroutine z_vect_scal
subroutine z_vect_scal_a2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_dpk_), intent(in) :: c
complex(psb_dpk_), intent(inout) :: x(:)
class(psb_z_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(z%v)) &
& call z%scal(x,c,info)
end subroutine z_vect_scal_a2
subroutine z_vect_scal_v2(x,c,z,info)
use psi_serial_mod
implicit none
real(psb_dpk_), intent(in) :: c
class(psb_z_vect_type), intent(inout) :: x
class(psb_z_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(x%v).and.allocated(z%v)) &
& call z%v%scal(x%v,c,info)
end subroutine z_vect_scal_v2
subroutine z_vect_absval1(x) subroutine z_vect_absval1(x)
class(psb_z_vect_type), intent(inout) :: x class(psb_z_vect_type), intent(inout) :: x

87
base/psblas/psb_caxpby.f90
Unescape Escape View File

@ -400,7 +400,7 @@ subroutine psb_caddconst_vect(x,b,z,desc_a,info)
integer(psb_lpk_) :: ix, ijx, iy, ijy, m integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err character(len=20) :: name, ch_err
name='psb_c_cmp_vect' name='psb_c_addconst_vect'
if (psb_errstatus_fatal()) return if (psb_errstatus_fatal()) return
info=psb_success_ info=psb_success_
call psb_erractionsave(err_act) call psb_erractionsave(err_act)
@ -457,3 +457,88 @@ subroutine psb_caddconst_vect(x,b,z,desc_a,info)
return return
end subroutine psb_caddconst_vect end subroutine psb_caddconst_vect
!
! Subroutine: psb_cscal_vect
! Scale one distributed vector with scalar c,
!
! Z(i) := c*X(i)
!
! Arguments:
! x - type(psb_c_vect_type) The input vector containing the entries of X
! c - complex,input The scalar used to add each component of X
! z - type(psb_c_vect_type) The input/output vector Z
! desc_a - type(psb_desc_type) The communication descriptor.
! info - integer Return code
!
subroutine psb_cscal_vect(x,c,z,desc_a,info)
use psb_base_mod, psb_protect_name => psb_cscal_vect
implicit none
type(psb_c_vect_type), intent (inout) :: x
type(psb_c_vect_type), intent (inout) :: z
real(psb_spk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
! locals
integer(psb_ipk_) :: ictxt, np, me,&
& err_act, iix, jjx, iiy, jjy
integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err
name='psb_c_scal_vect'
if (psb_errstatus_fatal()) return
info=psb_success_
call psb_erractionsave(err_act)
ictxt=desc_a%get_context()
call psb_info(ictxt, me, np)
if (np == -ione) then
info = psb_err_context_error_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(x%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(z%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
ix = ione
iy = ione
m = desc_a%get_global_rows()
! check vector correctness
call psb_chkvect(m,lone,x%get_nrows(),ix,lone,desc_a,info,iix,jjx)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 1'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
call psb_chkvect(m,lone,z%get_nrows(),iy,lone,desc_a,info,iiy,jjy)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 2'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
if(desc_a%get_local_rows() > 0) then
call z%scal(x,c,info)
end if
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ictxt,err_act)
return
end subroutine psb_cscal_vect

87
base/psblas/psb_daxpby.f90
Unescape Escape View File

@ -400,7 +400,7 @@ subroutine psb_daddconst_vect(x,b,z,desc_a,info)
integer(psb_lpk_) :: ix, ijx, iy, ijy, m integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err character(len=20) :: name, ch_err
name='psb_d_cmp_vect' name='psb_d_addconst_vect'
if (psb_errstatus_fatal()) return if (psb_errstatus_fatal()) return
info=psb_success_ info=psb_success_
call psb_erractionsave(err_act) call psb_erractionsave(err_act)
@ -457,3 +457,88 @@ subroutine psb_daddconst_vect(x,b,z,desc_a,info)
return return
end subroutine psb_daddconst_vect end subroutine psb_daddconst_vect
!
! Subroutine: psb_dscal_vect
! Scale one distributed vector with scalar c,
!
! Z(i) := c*X(i)
!
! Arguments:
! x - type(psb_d_vect_type) The input vector containing the entries of X
! c - real,input The scalar used to add each component of X
! z - type(psb_d_vect_type) The input/output vector Z
! desc_a - type(psb_desc_type) The communication descriptor.
! info - integer Return code
!
subroutine psb_dscal_vect(x,c,z,desc_a,info)
use psb_base_mod, psb_protect_name => psb_dscal_vect
implicit none
type(psb_d_vect_type), intent (inout) :: x
type(psb_d_vect_type), intent (inout) :: z
real(psb_dpk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
! locals
integer(psb_ipk_) :: ictxt, np, me,&
& err_act, iix, jjx, iiy, jjy
integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err
name='psb_d_scal_vect'
if (psb_errstatus_fatal()) return
info=psb_success_
call psb_erractionsave(err_act)
ictxt=desc_a%get_context()
call psb_info(ictxt, me, np)
if (np == -ione) then
info = psb_err_context_error_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(x%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(z%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
ix = ione
iy = ione
m = desc_a%get_global_rows()
! check vector correctness
call psb_chkvect(m,lone,x%get_nrows(),ix,lone,desc_a,info,iix,jjx)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 1'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
call psb_chkvect(m,lone,z%get_nrows(),iy,lone,desc_a,info,iiy,jjy)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 2'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
if(desc_a%get_local_rows() > 0) then
call z%scal(x,c,info)
end if
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ictxt,err_act)
return
end subroutine psb_dscal_vect

87
base/psblas/psb_saxpby.f90
Unescape Escape View File

@ -400,7 +400,7 @@ subroutine psb_saddconst_vect(x,b,z,desc_a,info)
integer(psb_lpk_) :: ix, ijx, iy, ijy, m integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err character(len=20) :: name, ch_err
name='psb_s_cmp_vect' name='psb_s_addconst_vect'
if (psb_errstatus_fatal()) return if (psb_errstatus_fatal()) return
info=psb_success_ info=psb_success_
call psb_erractionsave(err_act) call psb_erractionsave(err_act)
@ -457,3 +457,88 @@ subroutine psb_saddconst_vect(x,b,z,desc_a,info)
return return
end subroutine psb_saddconst_vect end subroutine psb_saddconst_vect
!
! Subroutine: psb_sscal_vect
! Scale one distributed vector with scalar c,
!
! Z(i) := c*X(i)
!
! Arguments:
! x - type(psb_s_vect_type) The input vector containing the entries of X
! c - real,input The scalar used to add each component of X
! z - type(psb_s_vect_type) The input/output vector Z
! desc_a - type(psb_desc_type) The communication descriptor.
! info - integer Return code
!
subroutine psb_sscal_vect(x,c,z,desc_a,info)
use psb_base_mod, psb_protect_name => psb_sscal_vect
implicit none
type(psb_s_vect_type), intent (inout) :: x
type(psb_s_vect_type), intent (inout) :: z
real(psb_spk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
! locals
integer(psb_ipk_) :: ictxt, np, me,&
& err_act, iix, jjx, iiy, jjy
integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err
name='psb_s_scal_vect'
if (psb_errstatus_fatal()) return
info=psb_success_
call psb_erractionsave(err_act)
ictxt=desc_a%get_context()
call psb_info(ictxt, me, np)
if (np == -ione) then
info = psb_err_context_error_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(x%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(z%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
ix = ione
iy = ione
m = desc_a%get_global_rows()
! check vector correctness
call psb_chkvect(m,lone,x%get_nrows(),ix,lone,desc_a,info,iix,jjx)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 1'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
call psb_chkvect(m,lone,z%get_nrows(),iy,lone,desc_a,info,iiy,jjy)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 2'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
if(desc_a%get_local_rows() > 0) then
call z%scal(x,c,info)
end if
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ictxt,err_act)
return
end subroutine psb_sscal_vect

87
base/psblas/psb_zaxpby.f90
Unescape Escape View File

@ -400,7 +400,7 @@ subroutine psb_zaddconst_vect(x,b,z,desc_a,info)
integer(psb_lpk_) :: ix, ijx, iy, ijy, m integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err character(len=20) :: name, ch_err
name='psb_z_cmp_vect' name='psb_z_addconst_vect'
if (psb_errstatus_fatal()) return if (psb_errstatus_fatal()) return
info=psb_success_ info=psb_success_
call psb_erractionsave(err_act) call psb_erractionsave(err_act)
@ -457,3 +457,88 @@ subroutine psb_zaddconst_vect(x,b,z,desc_a,info)
return return
end subroutine psb_zaddconst_vect end subroutine psb_zaddconst_vect
!
! Subroutine: psb_zscal_vect
! Scale one distributed vector with scalar c,
!
! Z(i) := c*X(i)
!
! Arguments:
! x - type(psb_z_vect_type) The input vector containing the entries of X
! c - complex,input The scalar used to add each component of X
! z - type(psb_z_vect_type) The input/output vector Z
! desc_a - type(psb_desc_type) The communication descriptor.
! info - integer Return code
!
subroutine psb_zscal_vect(x,c,z,desc_a,info)
use psb_base_mod, psb_protect_name => psb_zscal_vect
implicit none
type(psb_z_vect_type), intent (inout) :: x
type(psb_z_vect_type), intent (inout) :: z
real(psb_dpk_), intent(in) :: c
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
! locals
integer(psb_ipk_) :: ictxt, np, me,&
& err_act, iix, jjx, iiy, jjy
integer(psb_lpk_) :: ix, ijx, iy, ijy, m
character(len=20) :: name, ch_err
name='psb_z_scal_vect'
if (psb_errstatus_fatal()) return
info=psb_success_
call psb_erractionsave(err_act)
ictxt=desc_a%get_context()
call psb_info(ictxt, me, np)
if (np == -ione) then
info = psb_err_context_error_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(x%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
if (.not.allocated(z%v)) then
info = psb_err_invalid_vect_state_
call psb_errpush(info,name)
goto 9999
endif
ix = ione
iy = ione
m = desc_a%get_global_rows()
! check vector correctness
call psb_chkvect(m,lone,x%get_nrows(),ix,lone,desc_a,info,iix,jjx)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 1'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
call psb_chkvect(m,lone,z%get_nrows(),iy,lone,desc_a,info,iiy,jjy)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_chkvect 2'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
if(desc_a%get_local_rows() > 0) then
call z%scal(x,c,info)
end if
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ictxt,err_act)
return
end subroutine psb_zscal_vect

1
cbind/base/psb_c_cbase.h
Unescape Escape View File

@ -72,6 +72,7 @@ psb_i_t psb_c_cgeinv_check(psb_c_cvector *xh,psb_c_cvector *yh,psb_c_descriptor
psb_i_t psb_c_cgeabs(psb_c_cvector *xh,psb_c_cvector *yh,psb_c_cvector *cdh); psb_i_t psb_c_cgeabs(psb_c_cvector *xh,psb_c_cvector *yh,psb_c_cvector *cdh);
psb_i_t psb_c_cgecmp(psb_c_cvector *xh,psb_s_t ch,psb_c_cvector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_cgecmp(psb_c_cvector *xh,psb_s_t ch,psb_c_cvector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_cgeaddconst(psb_c_cvector *xh,psb_c_t bh,psb_c_cvector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_cgeaddconst(psb_c_cvector *xh,psb_c_t bh,psb_c_cvector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_cgescal(psb_c_cvector *xh,psb_s_t ch,psb_c_cvector *zh,psb_c_descriptor *cdh);
psb_s_t psb_c_cgenrm2_weight(psb_c_cvector *xh,psb_c_cvector *wh,psb_c_descriptor *cdh); psb_s_t psb_c_cgenrm2_weight(psb_c_cvector *xh,psb_c_cvector *wh,psb_c_descriptor *cdh);
psb_s_t psb_c_cgenrm2_weightmask(psb_c_cvector *xh,psb_c_cvector *wh,psb_c_cvector *idvh,psb_c_descriptor *cdh); psb_s_t psb_c_cgenrm2_weightmask(psb_c_cvector *xh,psb_c_cvector *wh,psb_c_cvector *idvh,psb_c_descriptor *cdh);
#ifdef __cplusplus #ifdef __cplusplus

1
cbind/base/psb_c_dbase.h
Unescape Escape View File

@ -72,6 +72,7 @@ psb_i_t psb_c_dgeinv_check(psb_c_dvector *xh,psb_c_dvector *yh,psb_c_descriptor
psb_i_t psb_c_dgeabs(psb_c_dvector *xh,psb_c_dvector *yh,psb_c_descriptor *cdh); psb_i_t psb_c_dgeabs(psb_c_dvector *xh,psb_c_dvector *yh,psb_c_descriptor *cdh);
psb_i_t psb_c_dgecmp(psb_c_dvector *xh,psb_d_t ch,psb_c_dvector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_dgecmp(psb_c_dvector *xh,psb_d_t ch,psb_c_dvector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_dgeaddconst(psb_c_dvector *xh,psb_d_t bh,psb_c_dvector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_dgeaddconst(psb_c_dvector *xh,psb_d_t bh,psb_c_dvector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_dgescal(psb_c_dvector *xh,psb_d_t ch,psb_c_dvector *zh,psb_c_descriptor *cdh);
psb_d_t psb_c_dgenrm2_weight(psb_c_dvector *xh,psb_c_dvector *wh,psb_c_descriptor *cdh); psb_d_t psb_c_dgenrm2_weight(psb_c_dvector *xh,psb_c_dvector *wh,psb_c_descriptor *cdh);
psb_d_t psb_c_dgenrm2_weightmask(psb_c_dvector *xh,psb_c_dvector *wh,psb_c_dvector *idvh,psb_c_descriptor *cdh); psb_d_t psb_c_dgenrm2_weightmask(psb_c_dvector *xh,psb_c_dvector *wh,psb_c_dvector *idvh,psb_c_descriptor *cdh);
psb_i_t psb_c_dmask(psb_c_dvector *ch,psb_c_dvector *xh,psb_c_dvector *mh, bool t, psb_c_descriptor *cdh); psb_i_t psb_c_dmask(psb_c_dvector *ch,psb_c_dvector *xh,psb_c_dvector *mh, bool t, psb_c_descriptor *cdh);

36
cbind/base/psb_c_psblas_cbind_mod.f90
Unescape Escape View File

@ -456,6 +456,42 @@ contains
end function psb_c_cgeaddconst end function psb_c_cgeaddconst
function psb_c_cgescal(xh,ch,zh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_cvector) :: xh,zh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_c_vect_type), pointer :: xp,zp
integer(psb_c_ipk_) :: info
real(c_float_complex) :: ch
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
if (c_associated(zh%item)) then
call c_f_pointer(zh%item,zp)
else
return
end if
call psb_gescal(xp,ch,zp,descp,info)
res = info
end function psb_c_cgescal
function psb_c_cgenrm2(xh,cdh) bind(c) result(res) function psb_c_cgenrm2(xh,cdh) bind(c) result(res)
implicit none implicit none

1
cbind/base/psb_c_sbase.h
Unescape Escape View File

@ -72,6 +72,7 @@ psb_i_t psb_c_sgeinv_check(psb_c_svector *xh,psb_c_svector *yh,psb_c_descriptor
psb_i_t psb_c_sgeabs(psb_c_svector *xh,psb_c_svector *yh,psb_c_descriptor *cdh); psb_i_t psb_c_sgeabs(psb_c_svector *xh,psb_c_svector *yh,psb_c_descriptor *cdh);
psb_i_t psb_c_sgecmp(psb_c_svector *xh,psb_s_t ch,psb_c_svector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_sgecmp(psb_c_svector *xh,psb_s_t ch,psb_c_svector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_sgeaddconst(psb_c_svector *xh,psb_s_t bh,psb_c_svector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_sgeaddconst(psb_c_svector *xh,psb_s_t bh,psb_c_svector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_sgescal(psb_c_svector *xh,psb_s_t ch,psb_c_svector *zh,psb_c_descriptor *cdh);
psb_s_t psb_c_sgenrm2_weight(psb_c_svector *xh,psb_c_svector *wh,psb_c_descriptor *cdh); psb_s_t psb_c_sgenrm2_weight(psb_c_svector *xh,psb_c_svector *wh,psb_c_descriptor *cdh);
psb_s_t psb_c_sgenrm2_weightmask(psb_c_svector *xh,psb_c_svector *wh,psb_c_svector *idvh,psb_c_descriptor *cdh); psb_s_t psb_c_sgenrm2_weightmask(psb_c_svector *xh,psb_c_svector *wh,psb_c_svector *idvh,psb_c_descriptor *cdh);
psb_i_t psb_c_smask(psb_c_svector *ch,psb_c_svector *xh,psb_c_svector *mh, bool t, psb_c_descriptor *cdh); psb_i_t psb_c_smask(psb_c_svector *ch,psb_c_svector *xh,psb_c_svector *mh, bool t, psb_c_descriptor *cdh);

1
cbind/base/psb_c_zbase.h
Unescape Escape View File

@ -72,6 +72,7 @@ psb_i_t psb_c_zgeinv_check(psb_c_zvector *xh,psb_c_zvector *yh,psb_c_descriptor
psb_i_t psb_c_zgeabs(psb_c_zvector *xh,psb_c_zvector *yh,psb_c_descriptor *cdh); psb_i_t psb_c_zgeabs(psb_c_zvector *xh,psb_c_zvector *yh,psb_c_descriptor *cdh);
psb_i_t psb_c_zgecmp(psb_c_zvector *xh,psb_d_t ch,psb_c_zvector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_zgecmp(psb_c_zvector *xh,psb_d_t ch,psb_c_zvector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_zgeaddconst(psb_c_zvector *xh,psb_z_t bh,psb_c_zvector *zh,psb_c_descriptor *cdh); psb_i_t psb_c_zgeaddconst(psb_c_zvector *xh,psb_z_t bh,psb_c_zvector *zh,psb_c_descriptor *cdh);
psb_i_t psb_c_zgescal(psb_c_zvector *xh,psb_d_t ch,psb_c_zvector *zh,psb_c_descriptor *cdh);
psb_d_t psb_c_zgenrm2_weight(psb_c_zvector *xh,psb_c_zvector *wh,psb_c_descriptor *cdh); psb_d_t psb_c_zgenrm2_weight(psb_c_zvector *xh,psb_c_zvector *wh,psb_c_descriptor *cdh);
psb_d_t psb_c_zgenrm2_weightmask(psb_c_zvector *xh,psb_c_zvector *wh,psb_c_zvector *idvh,psb_c_descriptor *cdh); psb_d_t psb_c_zgenrm2_weightmask(psb_c_zvector *xh,psb_c_zvector *wh,psb_c_zvector *idvh,psb_c_descriptor *cdh);
#ifdef __cplusplus #ifdef __cplusplus

36
cbind/base/psb_d_psblas_cbind_mod.f90
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@ -456,6 +456,42 @@ contains
end function psb_c_dgeaddconst end function psb_c_dgeaddconst
function psb_c_dgescal(xh,ch,zh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_dvector) :: xh,zh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_d_vect_type), pointer :: xp,zp
integer(psb_c_ipk_) :: info
real(c_double) :: ch
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
if (c_associated(zh%item)) then
call c_f_pointer(zh%item,zp)
else
return
end if
call psb_gescal(xp,ch,zp,descp,info)
res = info
end function psb_c_dgescal
function psb_c_dmask(ch,xh,mh,t,cdh) bind(c) result(res) function psb_c_dmask(ch,xh,mh,t,cdh) bind(c) result(res)
implicit none implicit none
integer(psb_c_ipk_) :: res integer(psb_c_ipk_) :: res

36
cbind/base/psb_s_psblas_cbind_mod.f90
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@ -456,6 +456,42 @@ contains
end function psb_c_sgeaddconst end function psb_c_sgeaddconst
function psb_c_sgescal(xh,ch,zh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_svector) :: xh,zh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_s_vect_type), pointer :: xp,zp
integer(psb_c_ipk_) :: info
real(c_float) :: ch
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
if (c_associated(zh%item)) then
call c_f_pointer(zh%item,zp)
else
return
end if
call psb_gescal(xp,ch,zp,descp,info)
res = info
end function psb_c_sgescal
function psb_c_smask(ch,xh,mh,t,cdh) bind(c) result(res) function psb_c_smask(ch,xh,mh,t,cdh) bind(c) result(res)
implicit none implicit none
integer(psb_c_ipk_) :: res integer(psb_c_ipk_) :: res

36
cbind/base/psb_z_psblas_cbind_mod.f90
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@ -456,6 +456,42 @@ contains
end function psb_c_zgeaddconst end function psb_c_zgeaddconst
function psb_c_zgescal(xh,ch,zh,cdh) bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
type(psb_c_zvector) :: xh,zh
type(psb_c_descriptor) :: cdh
type(psb_desc_type), pointer :: descp
type(psb_z_vect_type), pointer :: xp,zp
integer(psb_c_ipk_) :: info
real(c_double_complex) :: ch
res = -1
if (c_associated(cdh%item)) then
call c_f_pointer(cdh%item,descp)
else
return
end if
if (c_associated(xh%item)) then
call c_f_pointer(xh%item,xp)
else
return
end if
if (c_associated(zh%item)) then
call c_f_pointer(zh%item,zp)
else
return
end if
call psb_gescal(xp,ch,zp,descp,info)
res = info
end function psb_c_zgescal
function psb_c_zgenrm2(xh,cdh) bind(c) result(res) function psb_c_zgenrm2(xh,cdh) bind(c) result(res)
implicit none implicit none

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