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psblas3/base/modules/auxil/psi_alcx_mod.f90

131 lines
4.3 KiB
Fortran

!
! Parallel Sparse BLAS version 3.5
! (C) Copyright 2006-2018
! Salvatore Filippone
! Alfredo Buttari
!
! 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.
!
!
module psi_alcx_mod
use psb_const_mod
interface operator(<)
module procedure psi_callt, psi_zallt
end interface
interface operator(<=)
module procedure psi_calle, psi_zalle
end interface
interface operator(>)
module procedure psi_calgt, psi_zalgt
end interface
interface operator(>=)
module procedure psi_calge, psi_zalge
end interface
contains
function psi_callt(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))<abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))<abs(aimag(b))))
end function psi_callt
function psi_calle(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))<abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))<=abs(aimag(b))))
end function psi_calle
function psi_calgt(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))>abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))>abs(aimag(b))))
end function psi_calgt
function psi_calge(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))>abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))>=abs(aimag(b))))
end function psi_calge
function psi_zallt(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))<abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))<abs(aimag(b))))
end function psi_zallt
function psi_zalle(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))<abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))<=abs(aimag(b))))
end function psi_zalle
function psi_zalgt(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))>abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))>abs(aimag(b))))
end function psi_zalgt
function psi_zalge(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (abs(real(a))>abs(real(b))).or. &
& ((abs(real(a)) == abs(real(b))).and. &
& (abs(aimag(a))>=abs(aimag(b))))
end function psi_zalge
end module psi_alcx_mod