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psblas3/cuda/psb_i_vectordev_mod.F90

280 lines
9.7 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_i_vectordev_mod
use psb_base_vectordev_mod
interface registerMapped
function registerMappedInt(buf,d_p,n,dummy) &
& result(res) bind(c,name='registerMappedInt')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: buf
type(c_ptr) :: d_p
integer(c_int),value :: n
integer(c_int), value :: dummy
end function registerMappedInt
end interface
interface writeMultiVecDevice
function writeMultiVecDeviceInt(deviceVec,hostVec) &
& result(res) bind(c,name='writeMultiVecDeviceInt')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int) :: hostVec(*)
end function writeMultiVecDeviceInt
function writeMultiVecDeviceIntR2(deviceVec,hostVec,ld) &
& result(res) bind(c,name='writeMultiVecDeviceIntR2')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int), value :: ld
integer(c_int) :: hostVec(ld,*)
end function writeMultiVecDeviceIntR2
end interface
interface readMultiVecDevice
function readMultiVecDeviceInt(deviceVec,hostVec) &
& result(res) bind(c,name='readMultiVecDeviceInt')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int) :: hostVec(*)
end function readMultiVecDeviceInt
function readMultiVecDeviceIntR2(deviceVec,hostVec,ld) &
& result(res) bind(c,name='readMultiVecDeviceIntR2')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: deviceVec
integer(c_int), value :: ld
integer(c_int) :: hostVec(ld,*)
end function readMultiVecDeviceIntR2
end interface
interface allocateInt
function allocateInt(didx,n) &
& result(res) bind(c,name='allocateInt')
use iso_c_binding
type(c_ptr) :: didx
integer(c_int),value :: n
integer(c_int) :: res
end function allocateInt
function allocateMultiInt(didx,m,n) &
& result(res) bind(c,name='allocateMultiInt')
use iso_c_binding
type(c_ptr) :: didx
integer(c_int),value :: m,n
integer(c_int) :: res
end function allocateMultiInt
end interface
interface writeInt
function writeInt(didx,hidx,n) &
& result(res) bind(c,name='writeInt')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
integer(c_int) :: hidx(*)
integer(c_int),value :: n
end function writeInt
function writeIntFirst(first,didx,hidx,n,IndexBase) &
& result(res) bind(c,name='writeIntFirst')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
integer(c_int) :: hidx(*)
integer(c_int),value :: n, first, IndexBase
end function writeIntFirst
function writeMultiInt(didx,hidx,m,n) &
& result(res) bind(c,name='writeMultiInt')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
integer(c_int) :: hidx(m,*)
integer(c_int),value :: m,n
end function writeMultiInt
end interface
interface readInt
function readInt(didx,hidx,n) &
& result(res) bind(c,name='readInt')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
integer(c_int) :: hidx(*)
integer(c_int),value :: n
end function readInt
function readIntFirst(first,didx,hidx,n,IndexBase) &
& result(res) bind(c,name='readIntFirst')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
integer(c_int) :: hidx(*)
integer(c_int),value :: n, first, IndexBase
end function readIntFirst
function readMultiInt(didx,hidx,m,n) &
& result(res) bind(c,name='readMultiInt')
use iso_c_binding
integer(c_int) :: res
type(c_ptr), value :: didx
integer(c_int) :: hidx(m,*)
integer(c_int),value :: m,n
end function readMultiInt
end interface
interface
subroutine freeInt(didx) &
& bind(c,name='freeInt')
use iso_c_binding
type(c_ptr), value :: didx
end subroutine freeInt
end interface
interface setScalDevice
function setScalMultiVecDeviceInt(val, first, last, &
& indexBase, deviceVecX) result(res) &
& bind(c,name='setscalMultiVecDeviceInt')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: first,last,indexbase
integer(c_int), value :: val
type(c_ptr), value :: deviceVecX
end function setScalMultiVecDeviceInt
end interface
interface
function geinsMultiVecDeviceInt(n,deviceVecIrl,deviceVecVal,&
& dupl,indexbase,deviceVecX) &
& result(res) bind(c,name='geinsMultiVecDeviceInt')
use iso_c_binding
integer(c_int) :: res
integer(c_int), value :: n, dupl,indexbase
type(c_ptr), value :: deviceVecIrl, deviceVecVal, deviceVecX
end function geinsMultiVecDeviceInt
end interface
! New gather functions
interface
function igathMultiVecDeviceInt(deviceVec, vectorId, n, first, idx, &
& hfirst, hostVec, indexBase) &
& result(res) bind(c,name='igathMultiVecDeviceInt')
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 igathMultiVecDeviceInt
end interface
interface
function igathMultiVecDeviceIntVecIdx(deviceVec, vectorId, n, first, idx, &
& hfirst, hostVec, indexBase) &
& result(res) bind(c,name='igathMultiVecDeviceIntVecIdx')
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 igathMultiVecDeviceIntVecIdx
end interface
interface
function iscatMultiVecDeviceInt(deviceVec, vectorId, &
& first, n, idx, hfirst, hostVec, indexBase, beta) &
& result(res) bind(c,name='iscatMultiVecDeviceInt')
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
integer(c_int),value :: beta
end function iscatMultiVecDeviceInt
end interface
interface
function iscatMultiVecDeviceIntVecIdx(deviceVec, vectorId, &
& first, n, idx, hfirst, hostVec, indexBase, beta) &
& result(res) bind(c,name='iscatMultiVecDeviceIntVecIdx')
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
integer(c_int),value :: beta
end function iscatMultiVecDeviceIntVecIdx
end interface
interface inner_register
module procedure inner_registerInt
end interface
interface inner_unregister
module procedure inner_unregisterInt
end interface
contains
function inner_registerInt(buffer,dval) result(res)
integer(c_int), allocatable, target :: buffer(:)
type(c_ptr) :: dval
integer(c_int) :: res
integer(c_int) :: dummy
res = registerMapped(c_loc(buffer),dval,size(buffer), dummy)
end function inner_registerInt
subroutine inner_unregisterInt(buffer)
integer(c_int), allocatable, target :: buffer(:)
call unregisterMapped(c_loc(buffer))
end subroutine inner_unregisterInt
end module psb_i_vectordev_mod