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[flang][do concurent] Add saxpy offload tests for OpenMP mapping #155993

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[flang][do concurent] Add saxpy offload tests for OpenMP mapping #155993

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53 changes: 53 additions & 0 deletions offload/test/offloading/fortran/do-concurrent-to-omp-saxpy-2d.f90
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Original file line number Diff line number Diff line change
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! REQUIRES: flang, amdgpu

! RUN: %libomptarget-compile-fortran-generic -fdo-concurrent-to-openmp=device
! RUN: env LIBOMPTARGET_INFO=16 %libomptarget-run-generic 2>&1 | %fcheck-generic
module saxpymod
use iso_fortran_env
public :: saxpy
contains

subroutine saxpy(a, x, y, n, m)
use iso_fortran_env
implicit none
integer,intent(in) :: n, m
real(kind=real32),intent(in) :: a
real(kind=real32), dimension(:,:),intent(in) :: x
real(kind=real32), dimension(:,:),intent(inout) :: y
integer :: i, j

do concurrent(i=1:n, j=1:m)
y(i,j) = a * x(i,j) + y(i,j)
end do

write(*,*) "plausibility check:"
write(*,'("y(1,1) ",f8.6)') y(1,1)
write(*,'("y(n,m) ",f8.6)') y(n,m)
end subroutine saxpy

end module saxpymod

program main
use iso_fortran_env
use saxpymod, ONLY:saxpy
implicit none

integer,parameter :: n = 1000, m=10000
real(kind=real32), allocatable, dimension(:,:) :: x, y
real(kind=real32) :: a
integer :: i

allocate(x(1:n,1:m), y(1:n,1:m))
a = 2.0_real32
x(:,:) = 1.0_real32
y(:,:) = 2.0_real32

call saxpy(a, x, y, n, m)

deallocate(x,y)
end program main

! CHECK: "PluginInterface" device {{[0-9]+}} info: Launching kernel {{.*}}
! CHECK: plausibility check:
! CHECK: y(1,1) 4.0
! CHECK: y(n,m) 4.0
53 changes: 53 additions & 0 deletions offload/test/offloading/fortran/do-concurrent-to-omp-saxpy.f90
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Original file line number Diff line number Diff line change
@@ -0,0 +1,53 @@
! REQUIRES: flang, amdgpu

! RUN: %libomptarget-compile-fortran-generic -fdo-concurrent-to-openmp=device
! RUN: env LIBOMPTARGET_INFO=16 %libomptarget-run-generic 2>&1 | %fcheck-generic
module saxpymod
use iso_fortran_env
public :: saxpy
contains

subroutine saxpy(a, x, y, n)
use iso_fortran_env
implicit none
integer,intent(in) :: n
real(kind=real32),intent(in) :: a
real(kind=real32), dimension(:),intent(in) :: x
real(kind=real32), dimension(:),intent(inout) :: y
integer :: i

do concurrent(i=1:n)
y(i) = a * x(i) + y(i)
end do

write(*,*) "plausibility check:"
write(*,'("y(1) ",f8.6)') y(1)
write(*,'("y(n) ",f8.6)') y(n)
end subroutine saxpy

end module saxpymod

program main
use iso_fortran_env
use saxpymod, ONLY:saxpy
implicit none

integer,parameter :: n = 10000000
real(kind=real32), allocatable, dimension(:) :: x, y
real(kind=real32) :: a
integer :: i

allocate(x(1:n), y(1:n))
a = 2.0_real32
x(:) = 1.0_real32
y(:) = 2.0_real32

call saxpy(a, x, y, n)

deallocate(x,y)
end program main

! CHECK: "PluginInterface" device {{[0-9]+}} info: Launching kernel {{.*}}
! CHECK: plausibility check:
! CHECK: y(1) 4.0
! CHECK: y(n) 4.0
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