derek.holloway
7502bf64a4
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55 lines
2.9 KiB
Fortran
55 lines
2.9 KiB
Fortran
! Test lowering of allocatable and pointer sub-part reference to HLFIR
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! As opposed to whole reference, a pointer/allocatable dereference must
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! be inserted and addressed in a following hlfir.designate to address
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! the sub-part.
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! RUN: bbc -emit-hlfir -o - %s -I nw | FileCheck %s
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module m
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type t1
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real :: x
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end type
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type t2
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type(t1), pointer :: p
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end type
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type t3
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character(:), allocatable :: a(:)
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end type
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end module
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subroutine test_pointer_component_followed_by_component_ref(x)
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use m
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type(t2) :: x
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call takes_real(x%p%x)
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end subroutine
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! CHECK-LABEL: func.func @_QPtest_pointer_component_followed_by_component_ref(
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! CHECK: %[[VAL_1:.*]]:2 = hlfir.declare %{{.*}} {{.*}}Ex
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! CHECK: %[[VAL_2:.*]] = hlfir.designate %[[VAL_1]]#0{"p"} {fortran_attrs = #fir.var_attrs<pointer>} : (!fir.ref<!fir.type<_QMmTt2{p:!fir.box<!fir.ptr<!fir.type<_QMmTt1{x:f32}>>>}>>) -> !fir.ref<!fir.box<!fir.ptr<!fir.type<_QMmTt1{x:f32}>>>>
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! CHECK: %[[VAL_3:.*]] = fir.load %[[VAL_2]] : !fir.ref<!fir.box<!fir.ptr<!fir.type<_QMmTt1{x:f32}>>>>
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! CHECK: %[[VAL_4:.*]] = fir.box_addr %[[VAL_3:.*]] : (!fir.box<!fir.ptr<!fir.type<_QMmTt1{x:f32}>>>) -> !fir.ptr<!fir.type<_QMmTt1{x:f32}>>
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! CHECK: hlfir.designate %[[VAL_4]]{"x"} : (!fir.ptr<!fir.type<_QMmTt1{x:f32}>>) -> !fir.ref<f32>
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subroutine test_symbol_followed_by_ref(x)
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character(:), allocatable :: x(:)
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call test_char(x(10))
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end subroutine
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! CHECK-LABEL: func.func @_QPtest_symbol_followed_by_ref(
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! CHECK: %[[VAL_1:.*]]:2 = hlfir.declare %{{.*}} {fortran_attrs = #fir.var_attrs<allocatable>, uniq_name = {{.*}}Ex"
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! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_1]]#0 : !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>>
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! CHECK: %[[VAL_3:.*]] = fir.box_elesize %[[VAL_2]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>) -> index
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! CHECK: %[[VAL_4:.*]] = arith.constant 10 : index
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! CHECK: %[[VAL_5:.*]] = hlfir.designate %[[VAL_2]] (%[[VAL_4]]) typeparams %[[VAL_3]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>, index, index) -> !fir.boxchar<1>
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subroutine test_component_followed_by_ref(x)
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use m
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type(t3) :: x
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call test_char(x%a(10))
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end subroutine
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! CHECK-LABEL: func.func @_QPtest_component_followed_by_ref(
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! CHECK: %[[VAL_1:.*]]:2 = hlfir.declare %{{.*}} {{.*}}Ex
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! CHECK: %[[VAL_2:.*]] = hlfir.designate %[[VAL_1]]#0{"a"} {fortran_attrs = #fir.var_attrs<allocatable>} : (!fir.ref<!fir.type<_QMmTt3{a:!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>}>>) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>>
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! CHECK: %[[VAL_3:.*]] = fir.load %[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>>
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! CHECK: %[[VAL_4:.*]] = fir.box_elesize %[[VAL_3]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>) -> index
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! CHECK: %[[VAL_5:.*]] = arith.constant 10 : index
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! CHECK: %[[VAL_6:.*]] = hlfir.designate %[[VAL_3]] (%[[VAL_5]]) typeparams %[[VAL_4]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>, index, index) -> !fir.boxchar<1>
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