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psblas3/base/serial/psi_serial_impl.f90

1243 lines
24 KiB
Fortran

!!$
!!$ Parallel Sparse BLAS version 3.0
!!$ (C) Copyright 2010
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$
!!$ Redistribution and use in source and binary forms, with or without
!!$ modification, are permitted provided that the following conditions
!!$ are met:
!!$ 1. Redistributions of source code must retain the above copyright
!!$ notice, this list of conditions and the following disclaimer.
!!$ 2. Redistributions in binary form must reproduce the above copyright
!!$ notice, this list of conditions, and the following disclaimer in the
!!$ documentation and/or other materials provided with the distribution.
!!$ 3. The name of the PSBLAS group or the names of its contributors may
!!$ not be used to endorse or promote products derived from this
!!$ software without specific written permission.
!!$
!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
!!$ POSSIBILITY OF SUCH DAMAGE.
!!$
!!$
subroutine psi_igthv(n,idx,alpha,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
integer :: x(:), y(:), alpha, beta
! Locals
integer :: i
if (beta == izero) then
if (alpha == izero) then
do i=1,n
y(i) = izero
end do
else if (alpha == ione) then
do i=1,n
y(i) = x(idx(i))
end do
else if (alpha == -ione) then
do i=1,n
y(i) = -x(idx(i))
end do
else
do i=1,n
y(i) = alpha*x(idx(i))
end do
end if
else
if (beta == ione) then
! Do nothing
else if (beta == -ione) then
y(1:n) = -y(1:n)
else
y(1:n) = beta*y(1:n)
end if
if (alpha == izero) then
! do nothing
else if (alpha == ione) then
do i=1,n
y(i) = y(i) + x(idx(i))
end do
else if (alpha == -ione) then
do i=1,n
y(i) = y(i) - x(idx(i))
end do
else
do i=1,n
y(i) = y(i) + alpha*x(idx(i))
end do
end if
end if
end subroutine psi_igthv
subroutine psi_sgthv(n,idx,alpha,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
real(psb_spk_) :: x(:), y(:), alpha, beta
! Locals
integer :: i
if (beta == szero) then
if (alpha == szero) then
do i=1,n
y(i) = szero
end do
else if (alpha == sone) then
do i=1,n
y(i) = x(idx(i))
end do
else if (alpha == -sone) then
do i=1,n
y(i) = -x(idx(i))
end do
else
do i=1,n
y(i) = alpha*x(idx(i))
end do
end if
else
if (beta == sone) then
! Do nothing
else if (beta == -sone) then
y(1:n) = -y(1:n)
else
y(1:n) = beta*y(1:n)
end if
if (alpha == szero) then
! do nothing
else if (alpha == sone) then
do i=1,n
y(i) = y(i) + x(idx(i))
end do
else if (alpha == -sone) then
do i=1,n
y(i) = y(i) - x(idx(i))
end do
else
do i=1,n
y(i) = y(i) + alpha*x(idx(i))
end do
end if
end if
end subroutine psi_sgthv
subroutine psi_dgthv(n,idx,alpha,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
real(psb_dpk_) :: x(:), y(:), alpha, beta
! Locals
integer :: i
if (beta == dzero) then
if (alpha == dzero) then
do i=1,n
y(i) = dzero
end do
else if (alpha == done) then
do i=1,n
y(i) = x(idx(i))
end do
else if (alpha == -done) then
do i=1,n
y(i) = -x(idx(i))
end do
else
do i=1,n
y(i) = alpha*x(idx(i))
end do
end if
else
if (beta == done) then
! Do nothing
else if (beta == -done) then
y(1:n) = -y(1:n)
else
y(1:n) = beta*y(1:n)
end if
if (alpha == dzero) then
! do nothing
else if (alpha == done) then
do i=1,n
y(i) = y(i) + x(idx(i))
end do
else if (alpha == -done) then
do i=1,n
y(i) = y(i) - x(idx(i))
end do
else
do i=1,n
y(i) = y(i) + alpha*x(idx(i))
end do
end if
end if
end subroutine psi_dgthv
subroutine psi_cgthv(n,idx,alpha,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
complex(psb_spk_) :: x(:), y(:),alpha,beta
! Locals
integer :: i
if (beta == czero) then
if (alpha == czero) then
do i=1,n
y(i) = czero
end do
else if (alpha == cone) then
do i=1,n
y(i) = x(idx(i))
end do
else if (alpha == -cone) then
do i=1,n
y(i) = -x(idx(i))
end do
else
do i=1,n
y(i) = alpha*x(idx(i))
end do
end if
else
if (beta == cone) then
! Do nothing
else if (beta == -cone) then
y(1:n) = -y(1:n)
else
y(1:n) = beta*y(1:n)
end if
if (alpha == czero) then
! do nothing
else if (alpha == cone) then
do i=1,n
y(i) = y(i) + x(idx(i))
end do
else if (alpha == -cone) then
do i=1,n
y(i) = y(i) - x(idx(i))
end do
else
do i=1,n
y(i) = y(i) + alpha*x(idx(i))
end do
end if
end if
end subroutine psi_cgthv
subroutine psi_zgthv(n,idx,alpha,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
complex(psb_dpk_) :: x(:), y(:),alpha,beta
! Locals
integer :: i
if (beta == zzero) then
if (alpha == zzero) then
do i=1,n
y(i) = zzero
end do
else if (alpha == zone) then
do i=1,n
y(i) = x(idx(i))
end do
else if (alpha == -zone) then
do i=1,n
y(i) = -x(idx(i))
end do
else
do i=1,n
y(i) = alpha*x(idx(i))
end do
end if
else
if (beta == zone) then
! Do nothing
else if (beta == -zone) then
y(1:n) = -y(1:n)
else
y(1:n) = beta*y(1:n)
end if
if (alpha == zzero) then
! do nothing
else if (alpha == zone) then
do i=1,n
y(i) = y(i) + x(idx(i))
end do
else if (alpha == -zone) then
do i=1,n
y(i) = y(i) - x(idx(i))
end do
else
do i=1,n
y(i) = y(i) + alpha*x(idx(i))
end do
end if
end if
end subroutine psi_zgthv
subroutine psi_sgthzmv(n,k,idx,x,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
real(psb_spk_) :: x(:,:), y(:)
! Locals
integer :: i, j, pt
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(pt)=x(idx(i),j)
end do
end do
end subroutine psi_sgthzmv
subroutine psi_dgthzmv(n,k,idx,x,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
real(psb_dpk_) :: x(:,:), y(:)
! Locals
integer :: i, j, pt
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(pt)=x(idx(i),j)
end do
end do
end subroutine psi_dgthzmv
subroutine psi_igthzmv(n,k,idx,x,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
integer :: x(:,:), y(:)
! Locals
integer :: i, j, pt
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(pt)=x(idx(i),j)
end do
end do
end subroutine psi_igthzmv
subroutine psi_cgthzmv(n,k,idx,x,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
complex(psb_spk_) :: x(:,:), y(:)
! Locals
integer :: i, j, pt
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(pt)=x(idx(i),j)
end do
end do
end subroutine psi_cgthzmv
subroutine psi_zgthzmv(n,k,idx,x,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
complex(psb_dpk_) :: x(:,:), y(:)
! Locals
integer :: i, j, pt
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(pt)=x(idx(i),j)
end do
end do
end subroutine psi_zgthzmv
subroutine psi_sgthzv(n,idx,x,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
real(psb_spk_) :: x(:), y(:)
! Locals
integer :: i
do i=1,n
y(i)=x(idx(i))
end do
end subroutine psi_sgthzv
subroutine psi_dgthzv(n,idx,x,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
real(psb_dpk_) :: x(:), y(:)
! Locals
integer :: i
do i=1,n
y(i)=x(idx(i))
end do
end subroutine psi_dgthzv
subroutine psi_igthzv(n,idx,x,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
integer :: x(:), y(:)
! Locals
integer :: i
do i=1,n
y(i)=x(idx(i))
end do
end subroutine psi_igthzv
subroutine psi_cgthzv(n,idx,x,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
complex(psb_spk_) :: x(:), y(:)
! Locals
integer :: i
do i=1,n
y(i)=x(idx(i))
end do
end subroutine psi_cgthzv
subroutine psi_zgthzv(n,idx,x,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
complex(psb_dpk_) :: x(:), y(:)
! Locals
integer :: i
do i=1,n
y(i)=x(idx(i))
end do
end subroutine psi_zgthzv
subroutine psi_ssctmv(n,k,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
real(psb_spk_) :: beta, x(:), y(:,:)
! Locals
integer :: i, j, pt
if (beta == szero) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = x(pt)
end do
end do
else if (beta == sone) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = y(idx(i),j)+x(pt)
end do
end do
else
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = beta*y(idx(i),j)+x(pt)
end do
end do
end if
end subroutine psi_ssctmv
subroutine psi_ssctv(n,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
real(psb_spk_) :: beta, x(:), y(:)
! Locals
integer :: i
if (beta == szero) then
do i=1,n
y(idx(i)) = x(i)
end do
else if (beta == sone) then
do i=1,n
y(idx(i)) = y(idx(i))+x(i)
end do
else
do i=1,n
y(idx(i)) = beta*y(idx(i))
end do
do i=1,n
y(idx(i)) = y(idx(i))+x(i)
end do
end if
end subroutine psi_ssctv
subroutine psi_dsctmv(n,k,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
real(psb_dpk_) :: beta, x(:), y(:,:)
! Locals
integer :: i, j, pt
if (beta == dzero) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = x(pt)
end do
end do
else if (beta == done) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = y(idx(i),j)+x(pt)
end do
end do
else
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = beta*y(idx(i),j)+x(pt)
end do
end do
end if
end subroutine psi_dsctmv
subroutine psi_dsctv(n,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
real(psb_dpk_) :: beta, x(:), y(:)
! Locals
integer :: i
if (beta == dzero) then
do i=1,n
y(idx(i)) = x(i)
end do
else if (beta == done) then
do i=1,n
y(idx(i)) = y(idx(i))+x(i)
end do
else
do i=1,n
y(idx(i)) = beta*y(idx(i))
end do
do i=1,n
y(idx(i)) = y(idx(i))+x(i)
end do
end if
end subroutine psi_dsctv
subroutine psi_isctmv(n,k,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
integer :: beta, x(:), y(:,:)
! Locals
integer :: i, j, pt
if (beta == izero) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = x(pt)
end do
end do
else if (beta == ione) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = y(idx(i),j)+x(pt)
end do
end do
else
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = beta*y(idx(i),j)+x(pt)
end do
end do
end if
end subroutine psi_isctmv
subroutine psi_isctv(n,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
integer :: beta, x(:), y(:)
! Locals
integer :: i
if (beta == izero) then
do i=1,n
y(idx(i)) = x(i)
end do
else if (beta == ione) then
do i=1,n
y(idx(i)) = y(idx(i))+x(i)
end do
else
do i=1,n
y(idx(i)) = beta*y(idx(i))+x(i)
end do
end if
end subroutine psi_isctv
subroutine psi_csctmv(n,k,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
complex(psb_spk_) :: beta, x(:), y(:,:)
! Locals
integer :: i, j, pt
if (beta == czero) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = x(pt)
end do
end do
else if (beta == cone) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = y(idx(i),j)+x(pt)
end do
end do
else
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = beta*y(idx(i),j)+x(pt)
end do
end do
end if
end subroutine psi_csctmv
subroutine psi_csctv(n,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
complex(psb_spk_) :: beta, x(:), y(:)
! Locals
integer :: i
if (beta == czero) then
do i=1,n
y(idx(i)) = x(i)
end do
else if (beta == cone) then
do i=1,n
y(idx(i)) = y(idx(i))+x(i)
end do
else
do i=1,n
y(idx(i)) = beta*y(idx(i))+x(i)
end do
end if
end subroutine psi_csctv
subroutine psi_zsctmv(n,k,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, k, idx(:)
complex(psb_dpk_) :: beta, x(:), y(:,:)
! Locals
integer :: i, j, pt
if (beta == zzero) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = x(pt)
end do
end do
else if (beta == zone) then
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = y(idx(i),j)+x(pt)
end do
end do
else
pt=0
do j=1,k
do i=1,n
pt=pt+1
y(idx(i),j) = beta*y(idx(i),j)+x(pt)
end do
end do
end if
end subroutine psi_zsctmv
subroutine psi_zsctv(n,idx,x,beta,y)
use psb_const_mod
implicit none
integer :: n, idx(:)
complex(psb_dpk_) :: beta, x(:), y(:)
! Locals
integer :: i
if (beta == zzero) then
do i=1,n
y(idx(i)) = x(i)
end do
else if (beta == zone) then
do i=1,n
y(idx(i)) = y(idx(i))+x(i)
end do
else
do i=1,n
y(idx(i)) = beta*y(idx(i))+x(i)
end do
end if
end subroutine psi_zsctv
subroutine psi_saxpbyv(m,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m
real(psb_spk_), intent (in) :: x(:)
real(psb_spk_), intent (inout) :: y(:)
real(psb_spk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (size(x) < m) then
info = 36
call psb_errpush(info,name,i_err=(/3,m,0,0,0/))
goto 9999
end if
if (size(y) < m) then
info = 36
call psb_errpush(info,name,i_err=(/5,m,0,0,0/))
goto 9999
end if
if (m>0) call saxpby(m,1,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_saxpbyv
subroutine psi_saxpby(m,n,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m, n
real(psb_spk_), intent (in) :: x(:,:)
real(psb_spk_), intent (inout) :: y(:,:)
real(psb_spk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (n < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/2,n,0,0,0/))
goto 9999
end if
if (size(x,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/4,m,0,0,0/))
goto 9999
end if
if (size(y,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/6,m,0,0,0/))
goto 9999
end if
if ((m>0).and.(n>0)) call saxpby(m,n,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_saxpby
subroutine psi_daxpbyv(m,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m
real(psb_dpk_), intent (in) :: x(:)
real(psb_dpk_), intent (inout) :: y(:)
real(psb_dpk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (size(x) < m) then
info = 36
call psb_errpush(info,name,i_err=(/3,m,0,0,0/))
goto 9999
end if
if (size(y) < m) then
info = 36
call psb_errpush(info,name,i_err=(/5,m,0,0,0/))
goto 9999
end if
if (m>0) call daxpby(m,1,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_daxpbyv
subroutine psi_daxpby(m,n,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m, n
real(psb_dpk_), intent (in) :: x(:,:)
real(psb_dpk_), intent (inout) :: y(:,:)
real(psb_dpk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (n < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/2,n,0,0,0/))
goto 9999
end if
if (size(x,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/4,m,0,0,0/))
goto 9999
end if
if (size(y,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/6,m,0,0,0/))
goto 9999
end if
if ((m>0).and.(n>0)) call daxpby(m,n,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_daxpby
subroutine psi_caxpbyv(m,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m
complex(psb_spk_), intent (in) :: x(:)
complex(psb_spk_), intent (inout) :: y(:)
complex(psb_spk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (size(x) < m) then
info = 36
call psb_errpush(info,name,i_err=(/3,m,0,0,0/))
goto 9999
end if
if (size(y) < m) then
info = 36
call psb_errpush(info,name,i_err=(/5,m,0,0,0/))
goto 9999
end if
if (m>0) call caxpby(m,1,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_caxpbyv
subroutine psi_caxpby(m,n,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m, n
complex(psb_spk_), intent (in) :: x(:,:)
complex(psb_spk_), intent (inout) :: y(:,:)
complex(psb_spk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (n < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/2,n,0,0,0/))
goto 9999
end if
if (size(x,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/4,m,0,0,0/))
goto 9999
end if
if (size(y,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/6,m,0,0,0/))
goto 9999
end if
if ((m>0).and.(n>0)) call caxpby(m,n,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_caxpby
subroutine psi_zaxpbyv(m,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m
complex(psb_dpk_), intent (in) :: x(:)
complex(psb_dpk_), intent (inout) :: y(:)
complex(psb_dpk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (size(x) < m) then
info = 36
call psb_errpush(info,name,i_err=(/3,m,0,0,0/))
goto 9999
end if
if (size(y) < m) then
info = 36
call psb_errpush(info,name,i_err=(/5,m,0,0,0/))
goto 9999
end if
if (m>0) call zaxpby(m,1,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_zaxpbyv
subroutine psi_zaxpby(m,n,alpha, x, beta, y, info)
use psb_const_mod
use psb_error_mod
implicit none
integer, intent(in) :: m, n
complex(psb_dpk_), intent (in) :: x(:,:)
complex(psb_dpk_), intent (inout) :: y(:,:)
complex(psb_dpk_), intent (in) :: alpha, beta
integer, intent(out) :: info
integer :: err_act
character(len=20) :: name, ch_err
name='psb_geaxpby'
if(psb_get_errstatus() /= 0) return
info=psb_success_
call psb_erractionsave(err_act)
if (m < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/1,m,0,0,0/))
goto 9999
end if
if (n < 0) then
info = psb_err_iarg_neg_
call psb_errpush(info,name,i_err=(/2,n,0,0,0/))
goto 9999
end if
if (size(x,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/4,m,0,0,0/))
goto 9999
end if
if (size(y,1) < m) then
info = 36
call psb_errpush(info,name,i_err=(/6,m,0,0,0/))
goto 9999
end if
if ((m>0).and.(n>0)) call zaxpby(m,n,alpha,x,size(x,1),beta,y,size(y,1),info)
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine psi_zaxpby