d0829fbded
Polymorphic entity lowering status is good. The main remaining TODO is to allow lowering of vector subscripted polymorphic entity, but this does not deserve blocking all application using polymorphism. Remove experimental option and enable lowering of polymorphic entity by default.
134 lines
7.4 KiB
Fortran
134 lines
7.4 KiB
Fortran
! Test lowering of pointer disassociation
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! RUN: bbc -emit-fir -hlfir=false %s -o - | FileCheck %s
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! -----------------------------------------------------------------------------
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! Test p => NULL()
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! -----------------------------------------------------------------------------
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! CHECK-LABEL: func @_QPtest_scalar(
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! CHECK-SAME: %[[p:.*]]: !fir.ref<!fir.box<!fir.ptr<f32>>>{{.*}})
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subroutine test_scalar(p)
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real, pointer :: p
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! CHECK: %[[null:.*]] = fir.zero_bits !fir.ptr<f32>
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! CHECK: %[[box:.*]] = fir.embox %[[null]] : (!fir.ptr<f32>) -> !fir.box<!fir.ptr<f32>>
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! CHECK: fir.store %[[box]] to %[[p]] : !fir.ref<!fir.box<!fir.ptr<f32>>>
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p => NULL()
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end subroutine
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! CHECK-LABEL: func @_QPtest_scalar_char(
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! CHECK-SAME: %[[p:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.char<1,?>>>>{{.*}})
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subroutine test_scalar_char(p)
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character(:), pointer :: p
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! CHECK: %[[null:.*]] = fir.zero_bits !fir.ptr<!fir.char<1,?>>
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! CHECK: %[[box:.*]] = fir.embox %[[null]] typeparams %c0{{.*}} : (!fir.ptr<!fir.char<1,?>>, index) -> !fir.box<!fir.ptr<!fir.char<1,?>>>
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! CHECK: fir.store %[[box]] to %[[p]] : !fir.ref<!fir.box<!fir.ptr<!fir.char<1,?>>>>
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p => NULL()
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end subroutine
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! CHECK-LABEL: func @_QPtest_array(
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! CHECK-SAME: %[[p:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>{{.*}})
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subroutine test_array(p)
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real, pointer :: p(:)
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! CHECK: %[[null:.*]] = fir.zero_bits !fir.ptr<!fir.array<?xf32>>
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! CHECK: %[[shape:.*]] = fir.shape %c0{{.*}}
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! CHECK: %[[box:.*]] = fir.embox %[[null]](%[[shape]]) : (!fir.ptr<!fir.array<?xf32>>, !fir.shape<1>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
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! CHECK: fir.store %[[box]] to %[[p]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>
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p => NULL()
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end subroutine
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! Test p(lb, ub) => NULL() which is none sens but is not illegal.
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! CHECK-LABEL: func @_QPtest_array_remap(
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! CHECK-SAME: %[[p:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>{{.*}})
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subroutine test_array_remap(p)
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real, pointer :: p(:)
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! CHECK: %[[null:.*]] = fir.zero_bits !fir.ptr<!fir.array<?xf32>>
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! CHECK: %[[shape:.*]] = fir.shape %c0{{.*}}
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! CHECK: %[[box:.*]] = fir.embox %[[null]](%[[shape]]) : (!fir.ptr<!fir.array<?xf32>>, !fir.shape<1>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
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! CHECK: fir.store %[[box]] to %[[p]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>
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p(10:20) => NULL()
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end subroutine
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! -----------------------------------------------------------------------------
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! Test p => NULL(MOLD)
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! -----------------------------------------------------------------------------
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! CHECK-LABEL: func @_QPtest_scalar_mold(
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! CHECK-SAME: %[[p:.*]]: !fir.ref<!fir.box<!fir.ptr<f32>>>{{[^,]*}},
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subroutine test_scalar_mold(p, x)
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real, pointer :: p, x
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! CHECK: %[[VAL_0:.*]] = fir.alloca !fir.box<!fir.ptr<f32>>
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! CHECK: %[[VAL_1:.*]] = fir.zero_bits !fir.ptr<f32>
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! CHECK: %[[VAL_2:.*]] = fir.embox %[[VAL_1]] : (!fir.ptr<f32>) -> !fir.box<!fir.ptr<f32>>
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! CHECK: fir.store %[[VAL_2]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<f32>>>
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! CHECK: %[[VAL_3:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<f32>>>
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! CHECK: %[[VAL_4:.*]] = fir.box_addr %[[VAL_3]] : (!fir.box<!fir.ptr<f32>>) -> !fir.ptr<f32>
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! CHECK: %[[VAL_5:.*]] = fir.embox %[[VAL_4]] : (!fir.ptr<f32>) -> !fir.box<!fir.ptr<f32>>
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! CHECK: fir.store %[[VAL_5]] to %[[p]] : !fir.ref<!fir.box<!fir.ptr<f32>>>
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p => NULL(x)
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end subroutine
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! CHECK-LABEL: func @_QPtest_scalar_char_mold(
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! CHECK-SAME: %[[p:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.char<1,?>>>>{{[^,]*}},
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subroutine test_scalar_char_mold(p, x)
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character(:), pointer :: p, x
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! CHECK: %[[VAL_7:.*]] = fir.alloca !fir.box<!fir.ptr<!fir.char<1,?>>>
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! CHECK: %[[VAL_8:.*]] = fir.zero_bits !fir.ptr<!fir.char<1,?>>
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! CHECK: %[[VAL_9:.*]] = arith.constant 0 : index
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! CHECK: %[[VAL_10:.*]] = fir.embox %[[VAL_8]] typeparams %[[VAL_9]] : (!fir.ptr<!fir.char<1,?>>, index) -> !fir.box<!fir.ptr<!fir.char<1,?>>>
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! CHECK: fir.store %[[VAL_10]] to %[[VAL_7]] : !fir.ref<!fir.box<!fir.ptr<!fir.char<1,?>>>>
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! CHECK: %[[VAL_11:.*]] = fir.load %[[VAL_7]] : !fir.ref<!fir.box<!fir.ptr<!fir.char<1,?>>>>
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! CHECK: %[[VAL_12:.*]] = fir.box_elesize %[[VAL_11]] : (!fir.box<!fir.ptr<!fir.char<1,?>>>) -> index
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! CHECK: %[[VAL_13:.*]] = fir.box_addr %[[VAL_11]] : (!fir.box<!fir.ptr<!fir.char<1,?>>>) -> !fir.ptr<!fir.char<1,?>>
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! CHECK: %[[VAL_14:.*]] = fir.embox %[[VAL_13]] typeparams %[[VAL_12]] : (!fir.ptr<!fir.char<1,?>>, index) -> !fir.box<!fir.ptr<!fir.char<1,?>>>
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! CHECK: fir.store %[[VAL_14]] to %[[p]] : !fir.ref<!fir.box<!fir.ptr<!fir.char<1,?>>>>
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p => NULL(x)
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end subroutine
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! CHECK-LABEL: func @_QPtest_array_mold(
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! CHECK-SAME: %[[p:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>{{[^,]*}},
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subroutine test_array_mold(p, x)
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real, pointer :: p(:), x(:)
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! CHECK: %[[VAL_0:.*]] = fir.alloca !fir.box<!fir.ptr<!fir.array<?xf32>>>
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! CHECK: %[[VAL_1:.*]] = fir.zero_bits !fir.ptr<!fir.array<?xf32>>
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! CHECK: %[[VAL_2:.*]] = arith.constant 0 : index
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! CHECK: %[[VAL_3:.*]] = fir.shape %[[VAL_2]] : (index) -> !fir.shape<1>
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! CHECK: %[[VAL_4:.*]] = fir.embox %[[VAL_1]](%[[VAL_3]]) : (!fir.ptr<!fir.array<?xf32>>, !fir.shape<1>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
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! CHECK: fir.store %[[VAL_4]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>
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! CHECK: %[[VAL_5:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>
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! CHECK: %[[VAL_6:.*]] = arith.constant 0 : index
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! CHECK: %[[VAL_7:.*]]:3 = fir.box_dims %[[VAL_5]], %[[VAL_6]] : (!fir.box<!fir.ptr<!fir.array<?xf32>>>, index) -> (index, index, index)
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! CHECK: %[[VAL_8:.*]] = fir.shift %[[VAL_7]]#0 : (index) -> !fir.shift<1>
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! CHECK: %[[VAL_9:.*]] = fir.rebox %[[VAL_5]](%[[VAL_8]]) : (!fir.box<!fir.ptr<!fir.array<?xf32>>>, !fir.shift<1>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
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! CHECK: fir.store %[[VAL_9]] to %[[p]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>
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p => NULL(x)
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end subroutine
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subroutine test_polymorphic_null(p)
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type t
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end type
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class(t), pointer :: p(:)
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p => null()
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end subroutine
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! CHECK-LABEL: func.func @_QPtest_polymorphic_null(
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! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.class<!fir.ptr<!fir.array<?x!fir.type<_QFtest_polymorphic_nullTt>>>>>
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! CHECK: %[[VAL_1:.*]] = fir.type_desc !fir.type<_QFtest_polymorphic_nullTt>
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! CHECK: %[[VAL_2:.*]] = fir.convert %[[VAL_0]] : (!fir.ref<!fir.class<!fir.ptr<!fir.array<?x!fir.type<_QFtest_polymorphic_nullTt>>>>>) -> !fir.ref<!fir.box<none>>
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! CHECK: %[[VAL_3:.*]] = fir.convert %[[VAL_1]] : (!fir.tdesc<!fir.type<_QFtest_polymorphic_nullTt>>) -> !fir.ref<none>
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! CHECK: %[[VAL_4:.*]] = arith.constant 1 : i32
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! CHECK: %[[VAL_5:.*]] = arith.constant 0 : i32
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! CHECK: %[[VAL_6:.*]] = fir.call @_FortranAPointerNullifyDerived(%[[VAL_2]], %[[VAL_3]], %[[VAL_4]], %[[VAL_5]]) {{.*}}: (!fir.ref<!fir.box<none>>, !fir.ref<none>, i32, i32) -> none
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subroutine test_unlimited_polymorphic_null(p)
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class(*), pointer :: p(:)
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p => null()
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end subroutine
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! CHECK-LABEL: func.func @_QPtest_unlimited_polymorphic_null(
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! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.class<!fir.ptr<!fir.array<?xnone>>>>
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! CHECK: %[[VAL_1:.*]] = fir.zero_bits !fir.ptr<!fir.array<?xnone>>
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! CHECK: %[[VAL_2:.*]] = arith.constant 0 : index
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! CHECK: %[[VAL_3:.*]] = fir.shape %[[VAL_2]] : (index) -> !fir.shape<1>
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! CHECK: %[[VAL_4:.*]] = fir.embox %[[VAL_1]](%[[VAL_3]]) : (!fir.ptr<!fir.array<?xnone>>, !fir.shape<1>) -> !fir.class<!fir.ptr<!fir.array<?xnone>>>
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! CHECK: fir.store %[[VAL_4]] to %[[VAL_0]] : !fir.ref<!fir.class<!fir.ptr<!fir.array<?xnone>>>>
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