flang/test/Semantics/OpenACC/acc-kernels.f90

   1 ! RUN: %python %S/../test_errors.py %s %flang -fopenacc
   2
   3 ! Check OpenACC clause validity for the following construct and directive:
   4 !   2.5.3 Kernels
   5
   6 program openacc_kernels_validity
   7
   8   implicit none
   9
  10   type atype
  11     real(8), dimension(10) :: arr
  12     real(8) :: s
  13   end type atype
  14
  15   integer :: i, j, b, gang_size, vector_size, worker_size
  16   integer, parameter :: N = 256
  17   integer, dimension(N) :: c
  18   logical, dimension(N) :: d, e
  19   integer :: async1
  20   integer :: wait1, wait2
  21   real :: reduction_r
  22   logical :: reduction_l
  23   real(8), dimension(N, N) :: aa, bb, cc
  24   real(8), dimension(:), allocatable :: dd
  25   real(8), pointer :: p
  26   logical :: ifCondition = .TRUE.
  27   type(atype) :: t
  28   type(atype), dimension(10) :: ta
  29   real(8), dimension(N) :: a, f, g, h
  30
  31   !$acc kernels async
  32   !$acc end kernels
  33
  34   !$acc kernels async(1)
  35   !$acc end kernels
  36
  37   !$acc kernels async(async1)
  38   !$acc end kernels
  39
  40   !$acc kernels wait(wait1)
  41   !$acc end kernels
  42
  43   !$acc kernels wait(wait1, wait2)
  44   !$acc end kernels
  45
  46   !$acc kernels wait(1, 2) async(3)
  47   !$acc end kernels
  48
  49   !$acc kernels wait(queues: 1, 2) async(3)
  50   !$acc end kernels
  51
  52   !$acc kernels wait(1) wait(2) async(3)
  53   !$acc end kernels
  54
  55   !$acc kernels wait(devnum: 1: 1, 2) async(3)
  56   !$acc end kernels
  57
  58   !$acc kernels wait(devnum: 1: queues: 1, 2) async(3)
  59   !$acc end kernels
  60
  61   !$acc kernels num_gangs(8)
  62   !$acc end kernels
  63
  64   !$acc kernels num_workers(8)
  65   !$acc end kernels
  66
  67   !$acc kernels vector_length(128)
  68   !$acc end kernels
  69
  70   !$acc kernels if(.true.)
  71   !$acc end kernels
  72
  73   !$acc kernels if(ifCondition)
  74   !$acc end kernels
  75
  76   !ERROR: At most one IF clause can appear on the KERNELS directive
  77   !$acc kernels if(.true.) if(ifCondition)
  78   !$acc end kernels
  79
  80   !$acc kernels self
  81   !$acc end kernels
  82
  83   !$acc kernels self(.true.)
  84   !$acc end kernels
  85
  86   !$acc kernels self(ifCondition)
  87   !$acc end kernels
  88
  89   !$acc kernels copy(aa) copyin(bb) copyout(cc)
  90   !$acc end kernels
  91
  92   !$acc kernels copy(aa, bb) copyout(zero: cc)
  93   !$acc end kernels
  94
  95   !$acc kernels present(aa, bb) create(cc)
  96   !$acc end kernels
  97
  98   !$acc kernels copyin(readonly: aa, bb) create(zero: cc)
  99   !$acc end kernels
 100
 101   !$acc kernels deviceptr(aa, bb) no_create(cc)
 102   !$acc end kernels
 103
 104   !ERROR: Argument `aa` on the ATTACH clause must be a variable or array with the POINTER or ALLOCATABLE attribute
 105   !$acc kernels attach(dd, p, aa)
 106   !$acc end kernels
 107
 108   !ERROR: PRIVATE clause is not allowed on the KERNELS directive
 109   !$acc kernels private(aa, bb, cc)
 110   !$acc end kernels
 111
 112   !$acc kernels default(none)
 113   !$acc end kernels
 114
 115   !$acc kernels default(present)
 116   !$acc end kernels
 117
 118   !ERROR: At most one DEFAULT clause can appear on the KERNELS directive
 119   !$acc kernels default(none) default(present)
 120   !$acc end kernels
 121
 122   !$acc kernels device_type(*)
 123   !$acc end kernels
 124
 125   !$acc kernels device_type(default)
 126   !$acc end kernels
 127
 128   !$acc kernels device_type(default, host)
 129   !$acc end kernels
 130
 131   !$acc kernels device_type(*) async wait num_gangs(8) num_workers(8) vector_length(128)
 132   !$acc end kernels
 133
 134   !$acc kernels device_type(*) async
 135   do i = 1, N
 136     a(i) = 3.14
 137   end do
 138   !$acc end kernels
 139
 140   !ERROR: Clause IF is not allowed after clause DEVICE_TYPE on the KERNELS directive
 141   !$acc kernels device_type(*) if(.TRUE.)
 142   do i = 1, N
 143     a(i) = 3.14
 144   end do
 145   !$acc end kernels
 146
 147   do i = 1, 100
 148     !$acc kernels
 149     !ERROR: CYCLE to construct outside of KERNELS construct is not allowed
 150     if (i == 10) cycle
 151     !$acc end kernels
 152   end do
 153
 154   !$acc kernels
 155   do i = 1, 100
 156     if (i == 10) cycle
 157   end do
 158   !$acc end kernels
 159
 160 end program openacc_kernels_validity