device_mathops.F90

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module device_mathops
  use num_types, only : rp, c_rp
  use utils, only : neko_error
  use, intrinsic :: iso_c_binding, only : c_int, c_ptr
  implicit none
  private
 
#ifdef HAVE_HIP
  interface
     subroutine hip_opchsign(a1_d, a2_d, a3_d, gdim, n) &
          bind(c, name='hip_opchsign')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d
       integer(c_int) :: gdim, n
     end subroutine hip_opchsign
  end interface
 
  interface
     subroutine hip_opcolv(a1_d, a2_d, a3_d, c_d, gdim, n) &
          bind(c, name='hip_opcolv')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d, c_d
       integer(c_int) :: gdim, n
     end subroutine hip_opcolv
  end interface
 
  interface
     subroutine hip_opcolv3c(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, d, gdim, n) &
          bind(c, name='hip_opcolv3c')
       use, intrinsic :: iso_c_binding
       import c_rp
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
       real(c_rp) :: d
       integer(c_int) :: gdim, n
     end subroutine hip_opcolv3c
  end interface
 
  interface
     subroutine hip_opadd2cm(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c, gdim, n) &
          bind(c, name='hip_opadd2cm')
       use, intrinsic :: iso_c_binding
       import c_rp
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d
       real(c_rp) :: c
       integer(c_int) :: gdim, n
     end subroutine hip_opadd2cm
  end interface
 
  interface
     subroutine hip_opadd2col(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, gdim, n) &
          bind(c, name='hip_opadd2col')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
       integer(c_int) :: gdim, n
     end subroutine hip_opadd2col
  end interface
#elif HAVE_CUDA
  interface
     subroutine cuda_opchsign(a1_d, a2_d, a3_d, gdim, n) &
          bind(c, name='cuda_opchsign')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d
       integer(c_int) :: gdim, n
     end subroutine cuda_opchsign
  end interface
 
  interface
     subroutine cuda_opcolv(a1_d, a2_d, a3_d, c_d, gdim, n) &
          bind(c, name='cuda_opcolv')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d, c_d
       integer(c_int) :: gdim, n
     end subroutine cuda_opcolv
  end interface
 
  interface
     subroutine cuda_opcolv3c(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, d, gdim, n) &
          bind(c, name='cuda_opcolv3c')
       use, intrinsic :: iso_c_binding
       import c_rp
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
       real(c_rp) :: d
       integer(c_int) :: gdim, n
     end subroutine cuda_opcolv3c
  end interface
 
  interface
     subroutine cuda_opadd2cm(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c, gdim, n) &
          bind(c, name='cuda_opadd2cm')
       use, intrinsic :: iso_c_binding
       import c_rp
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d
       real(c_rp) :: c
       integer(c_int) :: gdim, n
     end subroutine cuda_opadd2cm
  end interface
 
  interface
     subroutine cuda_opadd2col(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, gdim, n) &
          bind(c, name='cuda_opadd2col')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
       integer(c_int) :: gdim, n
     end subroutine cuda_opadd2col
  end interface
#elif HAVE_OPENCL
  interface
     subroutine opencl_opchsign(a1_d, a2_d, a3_d, gdim, n) &
          bind(c, name='opencl_opchsign')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d
       integer(c_int) :: gdim, n
     end subroutine opencl_opchsign
  end interface
 
  interface
     subroutine opencl_opcolv(a1_d, a2_d, a3_d, c_d, gdim, n) &
          bind(c, name='opencl_opcolv')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d, c_d
       integer(c_int) :: gdim, n
     end subroutine opencl_opcolv
  end interface
 
  interface
     subroutine opencl_opcolv3c(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, d, gdim, n) &
          bind(c, name='opencl_opcolv3c')
       use, intrinsic :: iso_c_binding
       import c_rp
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
       real(c_rp) :: d
       integer(c_int) :: gdim, n
     end subroutine opencl_opcolv3c
  end interface
 
  interface
     subroutine opencl_opadd2cm(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c, gdim, n) &
          bind(c, name='opencl_opadd2cm')
       use, intrinsic :: iso_c_binding
       import c_rp
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d
       real(c_rp) :: c
       integer(c_int) :: gdim, n
     end subroutine opencl_opadd2cm
  end interface
 
  interface
     subroutine opencl_opadd2col(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, gdim, n) &
          bind(c, name='opencl_opadd2col')
       use, intrinsic :: iso_c_binding
       type(c_ptr), value :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
       integer(c_int) :: gdim, n
     end subroutine opencl_opadd2col
  end interface
#endif
 
  public :: device_opchsign, device_opcolv, device_opcolv3c, &
       device_opadd2cm, device_opadd2col
 
contains
 
  subroutine device_opchsign(a1_d, a2_d, a3_d, gdim, n)
    type(c_ptr) :: a1_d, a2_d, a3_d
    integer :: n, gdim
#ifdef HAVE_HIP
    call hip_opchsign(a1_d, a2_d, a3_d, gdim, n)
#elif HAVE_CUDA
    call cuda_opchsign(a1_d, a2_d, a3_d, gdim, n)
#elif HAVE_OPENCL
    call opencl_opchsign(a1_d, a2_d, a3_d, gdim, n)
#else
    call neko_error('No device backend configured')
#endif
  end subroutine device_opchsign
 
  subroutine device_opcolv(a1_d, a2_d, a3_d, c_d, gdim, n)
    type(c_ptr) :: a1_d, a2_d, a3_d, c_d
    integer :: n, gdim
#ifdef HAVE_HIP
    call hip_opcolv(a1_d, a2_d, a3_d, c_d, gdim, n)
#elif HAVE_CUDA
    call cuda_opcolv(a1_d, a2_d, a3_d, c_d, gdim, n)
#elif HAVE_OPENCL
    call opencl_opcolv(a1_d, a2_d, a3_d, c_d, gdim, n)
#else
    call neko_error('No device backend configured')
#endif
  end subroutine device_opcolv
 
  subroutine device_opcolv3c(a1_d, a2_d, a3_d, &
                             b1_d, b2_d, b3_d, c_d, d, n, gdim)
    type(c_ptr) :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
    real(kind=rp) :: d
    integer :: n, gdim
#ifdef HAVE_HIP
    call hip_opcolv3c(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, d, gdim, n)
#elif HAVE_CUDA
    call cuda_opcolv3c(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, d, gdim, n)
#elif HAVE_OPENCL
    call opencl_opcolv3c(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, d, gdim, n)
#else
    call neko_error('No device backend configured')
#endif
  end subroutine device_opcolv3c
 
  subroutine device_opadd2cm (a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c, n, gdim)
    type(c_ptr) :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d
    real(kind=rp) :: c
    integer :: n, gdim
#ifdef HAVE_HIP
    call hip_opadd2cm(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c, gdim, n)
#elif HAVE_CUDA
    call cuda_opadd2cm(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c, gdim, n)
#elif HAVE_OPENCL
    call opencl_opadd2cm(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c, gdim, n)
#else
    call neko_error('No device backend configured')
#endif
  end subroutine device_opadd2cm
 
  subroutine device_opadd2col (a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, n, gdim)
    type(c_ptr) :: a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d
    integer :: n, gdim
#ifdef HAVE_HIP
    call hip_opadd2col(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, gdim, n)
#elif HAVE_CUDA
    call cuda_opadd2col(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, gdim, n)
#elif HAVE_OPENCL
    call opencl_opadd2col(a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, c_d, gdim, n)
#else
    call neko_error('No device backend configured')
#endif
  end subroutine device_opadd2col
 
end module device_mathops