flang/test/Lower/HLFIR/array-ctor-as-runtime-temp.f90

   1 ! Test lowering of array constructors requiring runtime library help to HLFIR.
   2 ! RUN: bbc -emit-fir -hlfir -o - %s | FileCheck %s
   3 module arrayctor
   4 contains
   5
   6 subroutine test_loops()
   7   call takes_int([((i, i=1,ifoo()), j=1,ibar())])
   8 end subroutine
   9 ! CHECK-LABEL: func.func @_QMarrayctorPtest_loops() {
  10 ! CHECK:  %[[VAL_0:.*]] = fir.alloca i32
  11 ! CHECK:  %[[VAL_1:.*]] = fir.alloca !fir.array<10xi64> {bindc_name = ".rt.arrayctor.vector"}
  12 ! CHECK:  %[[VAL_2:.*]] = fir.alloca !fir.box<!fir.heap<!fir.array<?xi32>>> {bindc_name = ".tmp.arrayctor"}
  13 ! CHECK:  %[[VAL_3:.*]] = arith.constant 0 : index
  14 ! CHECK:  %[[VAL_4:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
  15 ! CHECK:  %[[VAL_5:.*]] = fir.shape %[[VAL_3]] : (index) -> !fir.shape<1>
  16 ! CHECK:  %[[VAL_6:.*]] = fir.embox %[[VAL_4]](%[[VAL_5]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
  17 ! CHECK:  fir.store %[[VAL_6]] to %[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
  18 ! CHECK:  %[[VAL_7:.*]] = arith.constant false
  19 ! CHECK:  %[[VAL_8:.*]] = fir.convert %[[VAL_1]] : (!fir.ref<!fir.array<10xi64>>) -> !fir.llvm_ptr<i8>
  20 ! CHECK:  %[[VAL_12:.*]] = fir.convert %[[VAL_2]] : (!fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>) -> !fir.ref<!fir.box<none>>
  21 ! CHECK:  %[[VAL_14:.*]] = fir.call @_FortranAInitArrayConstructorVector(%[[VAL_8]], %[[VAL_12]], %[[VAL_7]], %{{.*}}, %{{.*}}, %{{.*}}) {{.*}}: (!fir.llvm_ptr<i8>, !fir.ref<!fir.box<none>>, i1, i32, !fir.ref<i8>, i32) -> none
  22 ! CHECK:  %[[VAL_15:.*]] = arith.constant 1 : i64
  23 ! CHECK:  %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (i64) -> index
  24 ! CHECK:  %[[VAL_17:.*]] = fir.call @_QMarrayctorPibar() {{.*}}: () -> i32
  25 ! CHECK:  %[[VAL_18:.*]] = fir.convert %[[VAL_17]] : (i32) -> i64
  26 ! CHECK:  %[[VAL_19:.*]] = fir.convert %[[VAL_18]] : (i64) -> index
  27 ! CHECK:  %[[VAL_20:.*]] = arith.constant 1 : i64
  28 ! CHECK:  %[[VAL_21:.*]] = fir.convert %[[VAL_20]] : (i64) -> index
  29 ! CHECK:  fir.do_loop %[[VAL_22:.*]] = %[[VAL_16]] to %[[VAL_19]] step %[[VAL_21]] {
  30 ! CHECK:    %[[VAL_23:.*]] = arith.constant 1 : i64
  31 ! CHECK:    %[[VAL_24:.*]] = fir.convert %[[VAL_23]] : (i64) -> index
  32 ! CHECK:    %[[VAL_25:.*]] = fir.call @_QMarrayctorPifoo() {{.*}}: () -> i32
  33 ! CHECK:    %[[VAL_26:.*]] = fir.convert %[[VAL_25]] : (i32) -> i64
  34 ! CHECK:    %[[VAL_27:.*]] = fir.convert %[[VAL_26]] : (i64) -> index
  35 ! CHECK:    %[[VAL_28:.*]] = arith.constant 1 : i64
  36 ! CHECK:    %[[VAL_29:.*]] = fir.convert %[[VAL_28]] : (i64) -> index
  37 ! CHECK:    fir.do_loop %[[VAL_30:.*]] = %[[VAL_24]] to %[[VAL_27]] step %[[VAL_29]] {
  38 ! CHECK:      %[[VAL_31:.*]] = fir.convert %[[VAL_30]] : (index) -> i32
  39 ! CHECK:      fir.store %[[VAL_31]] to %[[VAL_0]] : !fir.ref<i32>
  40 ! CHECK:      %[[VAL_32:.*]] = fir.convert %[[VAL_0]] : (!fir.ref<i32>) -> !fir.llvm_ptr<i8>
  41 ! CHECK:      %[[VAL_33:.*]] = fir.call @_FortranAPushArrayConstructorSimpleScalar(%[[VAL_8]], %[[VAL_32]]) {{.*}}: (!fir.llvm_ptr<i8>, !fir.llvm_ptr<i8>) -> none
  42 ! CHECK:    }
  43 ! CHECK:  }
  44 ! CHECK:  %[[VAL_34:.*]] = arith.constant true
  45 ! CHECK:  %[[VAL_35:.*]] = fir.load %[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
  46 ! CHECK:  hlfir.as_expr %[[VAL_35]] move %[[VAL_34]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>, i1) -> !hlfir.expr<?xi32>
  47
  48 subroutine test_arrays(a)
  49   integer :: a(:, :)
  50   call takes_int([a, a])
  51 end subroutine
  52 ! CHECK-LABEL: func.func @_QMarrayctorPtest_arrays(
  53 ! CHECK:  %[[VAL_1:.*]] = fir.alloca !fir.array<10xi64> {bindc_name = ".rt.arrayctor.vector"}
  54 ! CHECK:  %[[VAL_2:.*]] = fir.alloca !fir.box<!fir.heap<!fir.array<?xi32>>> {bindc_name = ".tmp.arrayctor"}
  55 ! CHECK:  %[[VAL_3:.*]]:2 = hlfir.declare {{.*}}Ea"
  56 ! CHECK:  %[[VAL_4:.*]] = arith.constant 0 : i64
  57 ! CHECK:  %[[VAL_5:.*]] = arith.constant 0 : index
  58 ! CHECK:  %[[VAL_6:.*]]:3 = fir.box_dims %[[VAL_3]]#0, %[[VAL_5]] : (!fir.box<!fir.array<?x?xi32>>, index) -> (index, index, index)
  59 ! CHECK:  %[[VAL_7:.*]] = fir.convert %[[VAL_6]]#1 : (index) -> i64
  60 ! CHECK:  %[[VAL_8:.*]] = arith.constant 1 : index
  61 ! CHECK:  %[[VAL_9:.*]]:3 = fir.box_dims %[[VAL_3]]#0, %[[VAL_8]] : (!fir.box<!fir.array<?x?xi32>>, index) -> (index, index, index)
  62 ! CHECK:  %[[VAL_10:.*]] = fir.convert %[[VAL_9]]#1 : (index) -> i64
  63 ! CHECK:  %[[VAL_11:.*]] = arith.muli %[[VAL_7]], %[[VAL_10]] : i64
  64 ! CHECK:  %[[VAL_12:.*]] = arith.addi %[[VAL_4]], %[[VAL_11]] : i64
  65 ! CHECK:  %[[VAL_20:.*]] = arith.addi %[[VAL_12]], %{{.*}} : i64
  66 ! CHECK:  %[[VAL_21:.*]] = fir.convert %[[VAL_20]] : (i64) -> index
  67 ! CHECK:  %[[VAL_22:.*]] = fir.allocmem !fir.array<?xi32>, %[[VAL_21]] {bindc_name = ".tmp.arrayctor", uniq_name = ""}
  68 ! CHECK:  %[[VAL_23:.*]] = fir.shape %[[VAL_21]] : (index) -> !fir.shape<1>
  69 ! CHECK:  %[[VAL_24:.*]]:2 = hlfir.declare %[[VAL_22]](%[[VAL_23]]) {uniq_name = ".tmp.arrayctor"} : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> (!fir.box<!fir.array<?xi32>>, !fir.heap<!fir.array<?xi32>>)
  70 ! CHECK:  %[[VAL_25:.*]] = fir.embox %[[VAL_24]]#1(%[[VAL_23]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
  71 ! CHECK:  fir.store %[[VAL_25]] to %[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
  72 ! CHECK:  %[[VAL_26:.*]] = arith.constant false
  73 ! CHECK:  %[[VAL_27:.*]] = fir.convert %[[VAL_1]] : (!fir.ref<!fir.array<10xi64>>) -> !fir.llvm_ptr<i8>
  74 ! CHECK:  %[[VAL_31:.*]] = fir.convert %[[VAL_2]] : (!fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>) -> !fir.ref<!fir.box<none>>
  75 ! CHECK:  %[[VAL_33:.*]] = fir.call @_FortranAInitArrayConstructorVector(%[[VAL_27]], %[[VAL_31]], %[[VAL_26]], %{{.*}}, %{{.*}}, %{{.*}}) {{.*}}: (!fir.llvm_ptr<i8>, !fir.ref<!fir.box<none>>, i1, i32, !fir.ref<i8>, i32) -> none
  76 ! CHECK:  %[[VAL_34:.*]] = fir.convert %[[VAL_3]]#1 : (!fir.box<!fir.array<?x?xi32>>) -> !fir.box<none>
  77 ! CHECK:  %[[VAL_35:.*]] = fir.call @_FortranAPushArrayConstructorValue(%[[VAL_27]], %[[VAL_34]]) {{.*}}: (!fir.llvm_ptr<i8>, !fir.box<none>) -> none
  78 ! CHECK:  %[[VAL_36:.*]] = fir.convert %[[VAL_3]]#1 : (!fir.box<!fir.array<?x?xi32>>) -> !fir.box<none>
  79 ! CHECK:  %[[VAL_37:.*]] = fir.call @_FortranAPushArrayConstructorValue(%[[VAL_27]], %[[VAL_36]]) {{.*}}: (!fir.llvm_ptr<i8>, !fir.box<none>) -> none
  80 ! CHECK:  %[[VAL_38:.*]] = arith.constant true
  81 ! CHECK:  hlfir.as_expr %[[VAL_24]]#0 move %[[VAL_38]] : (!fir.box<!fir.array<?xi32>>, i1) -> !hlfir.expr<?xi32>
  82
  83 subroutine test_arrays_unpredictable_size()
  84   call takes_int([rank1(), rank3(), rank1()])
  85 ! CHECK-LABEL: func.func @_QMarrayctorPtest_arrays_unpredictable_size() {
  86 ! CHECK:  %[[VAL_3:.*]] = fir.alloca !fir.array<10xi64> {bindc_name = ".rt.arrayctor.vector"}
  87 ! CHECK:  %[[VAL_4:.*]] = fir.alloca !fir.box<!fir.heap<!fir.array<?xi32>>> {bindc_name = ".tmp.arrayctor"}
  88 ! CHECK:  %[[VAL_5:.*]] = arith.constant 0 : index
  89 ! CHECK:  %[[VAL_6:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
  90 ! CHECK:  %[[VAL_7:.*]] = fir.shape %[[VAL_5]] : (index) -> !fir.shape<1>
  91 ! CHECK:  %[[VAL_8:.*]] = fir.embox %[[VAL_6]](%[[VAL_7]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
  92 ! CHECK:  fir.store %[[VAL_8]] to %[[VAL_4]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
  93 ! CHECK:  %[[VAL_9:.*]] = arith.constant false
  94 ! CHECK:  %[[VAL_10:.*]] = fir.convert %[[VAL_3]] : (!fir.ref<!fir.array<10xi64>>) -> !fir.llvm_ptr<i8>
  95 ! CHECK:  %[[VAL_14:.*]] = fir.convert %[[VAL_4]] : (!fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>) -> !fir.ref<!fir.box<none>>
  96 ! CHECK:  %[[VAL_16:.*]] = fir.call @_FortranAInitArrayConstructorVector(%[[VAL_10]], %[[VAL_14]], %[[VAL_9]], %{{.*}}, %{{.*}}, %{{.*}}) {{.*}}: (!fir.llvm_ptr<i8>, !fir.ref<!fir.box<none>>, i1, i32, !fir.ref<i8>, i32) -> none
  97 ! CHECK:  fir.call @_QMarrayctorPrank1() {{.*}}: () -> !fir.box<!fir.heap<!fir.array<?xi32>>>
  98 ! CHECK:  %[[VAL_21:.*]] = fir.call @_FortranAPushArrayConstructorValue(%[[VAL_10]], %{{.*}}) {{.*}}: (!fir.llvm_ptr<i8>, !fir.box<none>) -> none
  99 ! CHECK:  fir.call @_QMarrayctorPrank3() {{.*}}: () -> !fir.box<!fir.heap<!fir.array<?x?x?xi32>>>
 100 ! CHECK:  %[[VAL_26:.*]] = fir.call @_FortranAPushArrayConstructorValue(%[[VAL_10]], %{{.*}}) {{.*}}: (!fir.llvm_ptr<i8>, !fir.box<none>) -> none
 101 ! CHECK:  fir.call @_QMarrayctorPrank1() {{.*}}: () -> !fir.box<!fir.heap<!fir.array<?xi32>>>
 102 ! CHECK:  %[[VAL_31:.*]] = fir.call @_FortranAPushArrayConstructorValue(%[[VAL_10]], %{{.*}}) {{.*}}: (!fir.llvm_ptr<i8>, !fir.box<none>) -> none
 103 ! CHECK:  %[[VAL_32:.*]] = arith.constant true
 104 ! CHECK:  %[[VAL_33:.*]] = fir.load %[[VAL_4]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
 105 ! CHECK:  hlfir.as_expr %[[VAL_33]] move %[[VAL_32]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>, i1) -> !hlfir.expr<?xi32>
 106 end subroutine
 107
 108
 109 ! End to to end test implementation
 110 function rank1()
 111   integer, save :: counter = 2
 112   integer, allocatable :: rank1(:)
 113   allocate(rank1(counter))
 114   do i=1,counter
 115     rank1(i)=i
 116   end do
 117   counter = counter +1
 118 end function
 119 function rank3()
 120   integer, save :: counter = 1
 121   integer, allocatable :: rank3(:, :, :)
 122   allocate(rank3(counter, counter+1, counter+2))
 123   do k=1,counter+2
 124     do j=1,counter+1
 125       do i=1,counter
 126         rank3(i, j, k)=i+(j-1)*counter+(k-1)*counter*(counter+1)
 127       end do
 128     end do
 129   end do
 130   counter = counter+1
 131 end function
 132
 133 function ifoo()
 134   integer, save :: counter = 0
 135   ifoo = counter
 136   counter = counter +1
 137 end function
 138
 139 function ibar()
 140   ibar = 6
 141 end function
 142
 143
 144 subroutine takes_int(a)
 145   integer :: a(:)
 146   print *, "got   :", a
 147 end subroutine
 148 end module
 149
 150   use arrayctor
 151   integer :: a(2,3) = reshape([1,2,3,4,5,6], shape=[2,3])
 152   print *, "expect: 1 1 2 1 2 3 1 2 3 4 1 2 3 4 5"
 153   call test_loops()
 154   print *, "expect: 1 2 3 4 5 6 1 2 3 4 5 6"
 155   call test_arrays(a)
 156   print *, "expect: 1 2 1 2 3 4 5 6 1 2 3"
 157   call test_arrays_unpredictable_size()
 158 end