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psblas3/gpu/psb_d_vectordev_mod.F90

391 lines
14 KiB
Fortran

! Parallel Sparse BLAS GPU plugin
! (C) Copyright 2013
!
! Salvatore Filippone
! Alessandro Fanfarillo
!
! 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 psb_d_vectordev_mod
use psb_base_vectordev_mod
#ifdef HAVE_SPGPU
interface registerMapped
function registerMappedDouble(buf,d_p,n,dummy) &
& result(res) bind(c,name='registerMappedDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: buf
type(c_ptr) :: d_p
integer(c_int),value :: n
real(c_double), value :: dummy
end function registerMappedDouble
end interface
interface writeMultiVecDevice
function writeMultiVecDeviceDouble(deviceVec,hostVec) &
& result(res) bind(c,name='writeMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
real(c_double) :: hostVec(*)
end function writeMultiVecDeviceDouble
function writeMultiVecDeviceDoubleR2(deviceVec,hostVec,ld) &
& result(res) bind(c,name='writeMultiVecDeviceDoubleR2')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int), value :: ld
real(c_double) :: hostVec(ld,*)
end function writeMultiVecDeviceDoubleR2
end interface
interface readMultiVecDevice
function readMultiVecDeviceDouble(deviceVec,hostVec) &
& result(res) bind(c,name='readMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
real(c_double) :: hostVec(*)
end function readMultiVecDeviceDouble
function readMultiVecDeviceDoubleR2(deviceVec,hostVec,ld) &
& result(res) bind(c,name='readMultiVecDeviceDoubleR2')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int), value :: ld
real(c_double) :: hostVec(ld,*)
end function readMultiVecDeviceDoubleR2
end interface
interface allocateDouble
function allocateDouble(didx,n) &
& result(res) bind(c,name='allocateDouble')
use iso_c_binding
type(c_ptr) :: didx
integer(c_int),value :: n
integer(c_int) :: res
end function allocateDouble
function allocateMultiDouble(didx,m,n) &
& result(res) bind(c,name='allocateMultiDouble')
use iso_c_binding
type(c_ptr) :: didx
integer(c_int),value :: m,n
integer(c_int) :: res
end function allocateMultiDouble
end interface
interface writeDouble
function writeDouble(didx,hidx,n) &
& result(res) bind(c,name='writeDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
real(c_double) :: hidx(*)
integer(c_int),value :: n
end function writeDouble
function writeDoubleFirst(first,didx,hidx,n,IndexBase) &
& result(res) bind(c,name='writeDoubleFirst')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
real(c_double) :: hidx(*)
integer(c_int),value :: n, first, IndexBase
end function writeDoubleFirst
function writeMultiDouble(didx,hidx,m,n) &
& result(res) bind(c,name='writeMultiDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
real(c_double) :: hidx(m,*)
integer(c_int),value :: m,n
end function writeMultiDouble
end interface
interface readDouble
function readDouble(didx,hidx,n) &
& result(res) bind(c,name='readDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
real(c_double) :: hidx(*)
integer(c_int),value :: n
end function readDouble
function readDoubleFirst(first,didx,hidx,n,IndexBase) &
& result(res) bind(c,name='readDoubleFirst')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
real(c_double) :: hidx(*)
integer(c_int),value :: n, first, IndexBase
end function readDoubleFirst
function readMultiDouble(didx,hidx,m,n) &
& result(res) bind(c,name='readMultiDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
real(c_double) :: hidx(m,*)
integer(c_int),value :: m,n
end function readMultiDouble
end interface
interface
subroutine freeDouble(didx) &
& bind(c,name='freeDouble')
use iso_c_binding
type(c_ptr), value :: didx
end subroutine freeDouble
end interface
interface setScalDevice
function setScalMultiVecDeviceDouble(val, first, last, &
& indexBase, deviceVecX) result(res) &
& bind(c,name='setscalMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: first,last,indexbase
real(c_double), value :: val
type(c_ptr), value :: deviceVecX
end function setScalMultiVecDeviceDouble
end interface
interface
function geinsMultiVecDeviceDouble(n,deviceVecIrl,deviceVecVal,&
& dupl,indexbase,deviceVecX) &
& result(res) bind(c,name='geinsMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: n, dupl,indexbase
type(c_ptr), value :: deviceVecIrl, deviceVecVal, deviceVecX
end function geinsMultiVecDeviceDouble
end interface
! New gather functions
interface
function igathMultiVecDeviceDouble(deviceVec, vectorId, n, first, idx, &
& hfirst, hostVec, indexBase) &
& result(res) bind(c,name='igathMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int),value:: vectorId
integer(c_int),value:: first, n, hfirst
type(c_ptr),value :: idx
type(c_ptr),value :: hostVec
integer(c_int),value:: indexBase
end function igathMultiVecDeviceDouble
end interface
interface
function igathMultiVecDeviceDoubleVecIdx(deviceVec, vectorId, n, first, idx, &
& hfirst, hostVec, indexBase) &
& result(res) bind(c,name='igathMultiVecDeviceDoubleVecIdx')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int),value:: vectorId
integer(c_int),value:: first, n, hfirst
type(c_ptr),value :: idx
type(c_ptr),value :: hostVec
integer(c_int),value:: indexBase
end function igathMultiVecDeviceDoubleVecIdx
end interface
interface
function iscatMultiVecDeviceDouble(deviceVec, vectorId, &
& first, n, idx, hfirst, hostVec, indexBase, beta) &
& result(res) bind(c,name='iscatMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int),value :: vectorId
integer(c_int),value :: first, n, hfirst
type(c_ptr), value :: idx
type(c_ptr), value :: hostVec
integer(c_int),value :: indexBase
real(c_double),value :: beta
end function iscatMultiVecDeviceDouble
end interface
interface
function iscatMultiVecDeviceDoubleVecIdx(deviceVec, vectorId, &
& first, n, idx, hfirst, hostVec, indexBase, beta) &
& result(res) bind(c,name='iscatMultiVecDeviceDoubleVecIdx')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int),value :: vectorId
integer(c_int),value :: first, n, hfirst
type(c_ptr), value :: idx
type(c_ptr), value :: hostVec
integer(c_int),value :: indexBase
real(c_double),value :: beta
end function iscatMultiVecDeviceDoubleVecIdx
end interface
interface scalMultiVecDevice
function scalMultiVecDeviceDouble(alpha,deviceVecA) &
& result(val) bind(c,name='scalMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
real(c_double), value :: alpha
type(c_ptr), value :: deviceVecA
end function scalMultiVecDeviceDouble
end interface
interface dotMultiVecDevice
function dotMultiVecDeviceDouble(res, n,deviceVecA,deviceVecB) &
& result(val) bind(c,name='dotMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: val
integer(c_int), value :: n
real(c_double) :: res
type(c_ptr), value :: deviceVecA, deviceVecB
end function dotMultiVecDeviceDouble
end interface
interface nrm2MultiVecDevice
function nrm2MultiVecDeviceDouble(res,n,deviceVecA) &
& result(val) bind(c,name='nrm2MultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: val
integer(c_int), value :: n
real(c_double) :: res
type(c_ptr), value :: deviceVecA
end function nrm2MultiVecDeviceDouble
end interface
interface amaxMultiVecDevice
function amaxMultiVecDeviceDouble(res,n,deviceVecA) &
& result(val) bind(c,name='amaxMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: val
integer(c_int), value :: n
real(c_double) :: res
type(c_ptr), value :: deviceVecA
end function amaxMultiVecDeviceDouble
end interface
interface asumMultiVecDevice
function asumMultiVecDeviceDouble(res,n,deviceVecA) &
& result(val) bind(c,name='asumMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: val
integer(c_int), value :: n
real(c_double) :: res
type(c_ptr), value :: deviceVecA
end function asumMultiVecDeviceDouble
end interface
interface axpbyMultiVecDevice
function axpbyMultiVecDeviceDouble(n,alpha,deviceVecA,beta,deviceVecB) &
& result(res) bind(c,name='axpbyMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: n
real(c_double), value :: alpha, beta
type(c_ptr), value :: deviceVecA, deviceVecB
end function axpbyMultiVecDeviceDouble
end interface
interface axyMultiVecDevice
function axyMultiVecDeviceDouble(n,alpha,deviceVecA,deviceVecB) &
& result(res) bind(c,name='axyMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: n
real(c_double), value :: alpha
type(c_ptr), value :: deviceVecA, deviceVecB
end function axyMultiVecDeviceDouble
end interface
interface axybzMultiVecDevice
function axybzMultiVecDeviceDouble(n,alpha,deviceVecA,deviceVecB,beta,deviceVecZ) &
& result(res) bind(c,name='axybzMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: n
real(c_double), value :: alpha, beta
type(c_ptr), value :: deviceVecA, deviceVecB,deviceVecZ
end function axybzMultiVecDeviceDouble
end interface
interface absMultiVecDevice
function absMultiVecDeviceDouble(n,alpha,deviceVecA) &
& result(res) bind(c,name='absMultiVecDeviceDouble')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: n
real(c_double), value :: alpha
type(c_ptr), value :: deviceVecA
end function absMultiVecDeviceDouble
function absMultiVecDeviceDouble2(n,alpha,deviceVecA,deviceVecB) &
& result(res) bind(c,name='absMultiVecDeviceDouble2')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: n
real(c_double), value :: alpha
type(c_ptr), value :: deviceVecA, deviceVecB
end function absMultiVecDeviceDouble2
end interface
interface inner_register
module procedure inner_registerDouble
end interface
interface inner_unregister
module procedure inner_unregisterDouble
end interface
contains
function inner_registerDouble(buffer,dval) result(res)
real(c_double), allocatable, target :: buffer(:)
type(c_ptr) :: dval
integer(c_int) :: res
real(c_double) :: dummy
res = registerMapped(c_loc(buffer),dval,size(buffer), dummy)
end function inner_registerDouble
subroutine inner_unregisterDouble(buffer)
real(c_double), allocatable, target :: buffer(:)
call unregisterMapped(c_loc(buffer))
end subroutine inner_unregisterDouble
#endif
end module psb_d_vectordev_mod