flang/test/Lower/HLFIR/descriptor-inquiries.f90

   1 ! Test lowering of extent and lower bound inquires that
   2 ! come in lowering as evaluate::DescriptorInquiry.
   3
   4 ! RUN: bbc -emit-hlfir -o - %s | FileCheck %s
   5
   6 subroutine test_assumed_shape(x, r)
   7   integer(8) :: r
   8   real :: x(:,:)
   9   r = size(x, dim=2, kind=8)
  10 end subroutine
  11 ! CHECK-LABEL: func.func @_QPtest_assumed_shape(
  12 ! CHECK:  %[[VAL_3:.*]]:2 = hlfir.declare {{.*}}Ex
  13 ! CHECK:  %[[VAL_4:.*]] = arith.constant 1 : index
  14 ! CHECK:  %[[VAL_5:.*]]:3 = fir.box_dims %[[VAL_3]]#0, %[[VAL_4]] : (!fir.box<!fir.array<?x?xf32>>, index) -> (index, index, index)
  15 ! CHECK:  %[[VAL_6:.*]] = fir.convert %[[VAL_5]]#1 : (index) -> i64
  16 ! CHECK:  hlfir.assign %[[VAL_6]] to %{{.*}}
  17
  18 subroutine test_explicit_shape(x, n, m, r)
  19   integer(8) :: n, m, r
  20   real :: x(n,m)
  21   r = size(x, dim=2, kind=8)
  22 end subroutine
  23 ! CHECK-LABEL: func.func @_QPtest_explicit_shape(
  24 ! CHECK:  %[[VAL_17:.*]] = fir.shape %{{.*}}, %[[VAL_16:.*]] : (index, index) -> !fir.shape<2>
  25 ! CHECK:  %[[VAL_18:.*]]:2 = hlfir.declare %{{.*}}(%[[VAL_17]])  {{.*}}Ex
  26 ! CHECK:  %[[VAL_19:.*]] = fir.convert %[[VAL_16]] : (index) -> i64
  27 ! CHECK:  hlfir.assign %[[VAL_19]] to %{{.*}}
  28
  29 subroutine test_pointer(x, r)
  30   integer(8) :: r
  31   real :: x(:,:)
  32   r = size(x, dim=2, kind=8)
  33 end subroutine
  34 ! CHECK-LABEL: func.func @_QPtest_pointer(
  35 ! CHECK:  %[[VAL_3:.*]]:2 = hlfir.declare {{.*}}Ex
  36 ! CHECK:  %[[VAL_4:.*]] = arith.constant 1 : index
  37 ! CHECK:  %[[VAL_5:.*]]:3 = fir.box_dims %[[VAL_3]]#0, %[[VAL_4]] : (!fir.box<!fir.array<?x?xf32>>, index) -> (index, index, index)
  38 ! CHECK:  %[[VAL_6:.*]] = fir.convert %[[VAL_5]]#1 : (index) -> i64
  39 ! CHECK:  hlfir.assign %[[VAL_6]] to %{{.*}}
  40
  41 subroutine test_lbound_assumed_shape(x, l1, l2, r)
  42   integer(8) :: l1, l2, r
  43   real :: x(l1:,l2:)
  44   r = lbound(x, dim=2, kind=8)
  45 end subroutine
  46 ! CHECK:  %[[VAL_11:.*]] = fir.shift %[[VAL_8:.*]], %[[VAL_10:.*]] : (index, index) -> !fir.shift<2>
  47 ! CHECK:  %[[VAL_12:.*]]:2 = hlfir.declare %{{.*}}(%[[VAL_11]])  {{.*}}Ex
  48 ! CHECK:  %[[VAL_13:.*]] = arith.constant 1 : i64
  49 ! CHECK:  %[[VAL_14:.*]] = arith.constant 0 : index
  50 ! CHECK:  %[[VAL_15:.*]] = arith.constant 1 : index
  51 ! CHECK:  %[[VAL_16:.*]]:3 = fir.box_dims %[[VAL_12]]#1, %[[VAL_15]] : (!fir.box<!fir.array<?x?xf32>>, index) -> (index, index, index)
  52 ! CHECK:  %[[VAL_17:.*]] = arith.cmpi eq, %[[VAL_16]]#1, %[[VAL_14]] : index
  53 ! CHECK:  %[[VAL_18:.*]] = fir.convert %[[VAL_13]] : (i64) -> index
  54 ! CHECK:  %[[VAL_19:.*]] = arith.select %[[VAL_17]], %[[VAL_18]], %[[VAL_10]] : index
  55 ! CHECK:  %[[VAL_20:.*]] = fir.convert %[[VAL_19]] : (index) -> i64
  56 ! CHECK:  hlfir.assign %[[VAL_20]] to %{{.*}}
  57
  58 subroutine test_lbound_explicit_shape(x, n, m, l1, l2, r)
  59   integer(8) :: n, m, l1, l2, r
  60   real :: x(l1:n,l2:m)
  61   r = lbound(x, dim=2, kind=8)
  62 end subroutine
  63 ! CHECK-LABEL: func.func @_QPtest_lbound_explicit_shape(
  64 ! CHECK:  %[[VAL_31:.*]] = fir.shape_shift %{{.*}}, %{{.*}}, %[[VAL_22:.*]], %[[VAL_30:.*]] : (index, index, index, index) -> !fir.shapeshift<2>
  65 ! CHECK:  %[[VAL_32:.*]]:2 = hlfir.declare %{{.*}}(%[[VAL_31]])  {{.*}}Ex
  66 ! CHECK:  %[[VAL_33:.*]] = arith.constant 1 : i64
  67 ! CHECK:  %[[VAL_34:.*]] = arith.constant 0 : index
  68 ! CHECK:  %[[VAL_35:.*]] = arith.cmpi eq, %[[VAL_30]], %[[VAL_34]] : index
  69 ! CHECK:  %[[VAL_36:.*]] = fir.convert %[[VAL_33]] : (i64) -> index
  70 ! CHECK:  %[[VAL_37:.*]] = arith.select %[[VAL_35]], %[[VAL_36]], %[[VAL_22]] : index
  71 ! CHECK:  %[[VAL_38:.*]] = fir.convert %[[VAL_37]] : (index) -> i64
  72 ! CHECK:  hlfir.assign %[[VAL_38]] to %{{.*}}
  73
  74 subroutine test_lbound_pointer(x, r)
  75   integer(8) :: r
  76   real, pointer :: x(:,:)
  77   r = lbound(x, dim=2, kind=8)
  78 end subroutine
  79 ! CHECK-LABEL: func.func @_QPtest_lbound_pointer(
  80 ! CHECK:  %[[VAL_3:.*]]:2 = hlfir.declare {{.*}}Ex
  81 ! CHECK:  %[[VAL_4:.*]] = fir.load %[[VAL_3]]#0 : !fir.ref<!fir.box<!fir.ptr<!fir.array<?x?xf32>>>>
  82 ! CHECK:  %[[VAL_5:.*]] = arith.constant 1 : index
  83 ! CHECK:  %[[VAL_6:.*]]:3 = fir.box_dims %[[VAL_4]], %[[VAL_5]] : (!fir.box<!fir.ptr<!fir.array<?x?xf32>>>, index) -> (index, index, index)
  84 ! CHECK:  %[[VAL_7:.*]] = fir.convert %[[VAL_6]]#0 : (index) -> i64
  85 ! CHECK:  hlfir.assign %[[VAL_7]] to %{{.*}}