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[flang][hlfir] Support MERGE with polymorphic arguments.
Pass the first argument as the polymorphic mold for the generated hlfir.elemental. Depends on D157316 Reviewed By: tblah, clementval Differential Revision: https://reviews.llvm.org/D157317
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! Test that the produced hlfir.elemental had proper result type and the mold. | ||
! RUN: bbc --emit-hlfir --polymorphic-type -I nowhere -o - %s | FileCheck %s | ||
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||
subroutine test_polymorphic_merge(x, y, r, m) | ||
type t | ||
end type t | ||
class(t), allocatable :: r(:) | ||
class(t), intent(in) :: y(:), x | ||
logical :: m(:) | ||
r = merge(x, y, m) | ||
end subroutine test_polymorphic_merge | ||
! CHECK-LABEL: func.func @_QPtest_polymorphic_merge( | ||
! CHECK-SAME: %[[VAL_0:.*]]: !fir.class<!fir.type<_QFtest_polymorphic_mergeTt>> {fir.bindc_name = "x"}, | ||
! CHECK-SAME: %[[VAL_1:.*]]: !fir.class<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>> {fir.bindc_name = "y"}, | ||
! CHECK-SAME: %[[VAL_2:.*]]: !fir.ref<!fir.class<!fir.heap<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>>> {fir.bindc_name = "r"}, | ||
! CHECK-SAME: %[[VAL_3:.*]]: !fir.box<!fir.array<?x!fir.logical<4>>> {fir.bindc_name = "m"}) { | ||
! CHECK: %[[VAL_4:.*]]:2 = hlfir.declare %[[VAL_3]] {uniq_name = "_QFtest_polymorphic_mergeEm"} : (!fir.box<!fir.array<?x!fir.logical<4>>>) -> (!fir.box<!fir.array<?x!fir.logical<4>>>, !fir.box<!fir.array<?x!fir.logical<4>>>) | ||
! CHECK: %[[VAL_5:.*]]:2 = hlfir.declare %[[VAL_2]] {fortran_attrs = #fir.var_attrs<allocatable>, uniq_name = "_QFtest_polymorphic_mergeEr"} : (!fir.ref<!fir.class<!fir.heap<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>>>) -> (!fir.ref<!fir.class<!fir.heap<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>>>, !fir.ref<!fir.class<!fir.heap<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>>>) | ||
! CHECK: %[[VAL_6:.*]]:2 = hlfir.declare %[[VAL_0]] {fortran_attrs = #fir.var_attrs<intent_in>, uniq_name = "_QFtest_polymorphic_mergeEx"} : (!fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>) -> (!fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>, !fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>) | ||
! CHECK: %[[VAL_7:.*]]:2 = hlfir.declare %[[VAL_1]] {fortran_attrs = #fir.var_attrs<intent_in>, uniq_name = "_QFtest_polymorphic_mergeEy"} : (!fir.class<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>) -> (!fir.class<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>, !fir.class<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>) | ||
! CHECK: %[[VAL_8:.*]] = arith.constant 0 : index | ||
! CHECK: %[[VAL_9:.*]]:3 = fir.box_dims %[[VAL_7]]#0, %[[VAL_8]] : (!fir.class<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>, index) -> (index, index, index) | ||
! CHECK: %[[VAL_10:.*]] = fir.shape %[[VAL_9]]#1 : (index) -> !fir.shape<1> | ||
! CHECK: %[[VAL_11:.*]] = hlfir.elemental %[[VAL_10]] mold %[[VAL_6]]#0 unordered : (!fir.shape<1>, !fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>) -> !hlfir.expr<?x!fir.type<_QFtest_polymorphic_mergeTt>?> { | ||
! CHECK: ^bb0(%[[VAL_12:.*]]: index): | ||
! CHECK: %[[VAL_13:.*]] = hlfir.designate %[[VAL_7]]#0 (%[[VAL_12]]) : (!fir.class<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>, index) -> !fir.class<!fir.type<_QFtest_polymorphic_mergeTt>> | ||
! CHECK: %[[VAL_14:.*]] = hlfir.designate %[[VAL_4]]#0 (%[[VAL_12]]) : (!fir.box<!fir.array<?x!fir.logical<4>>>, index) -> !fir.ref<!fir.logical<4>> | ||
! CHECK: %[[VAL_15:.*]] = fir.load %[[VAL_14]] : !fir.ref<!fir.logical<4>> | ||
! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (!fir.logical<4>) -> i1 | ||
! CHECK: %[[VAL_17:.*]] = arith.select %[[VAL_16]], %[[VAL_6]]#1, %[[VAL_13]] : !fir.class<!fir.type<_QFtest_polymorphic_mergeTt>> | ||
! CHECK: %[[VAL_18:.*]]:2 = hlfir.declare %[[VAL_17]] {uniq_name = ".tmp.intrinsic_result"} : (!fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>) -> (!fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>, !fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>) | ||
! CHECK: %[[VAL_19:.*]] = hlfir.as_expr %[[VAL_18]]#0 : (!fir.class<!fir.type<_QFtest_polymorphic_mergeTt>>) -> !hlfir.expr<!fir.type<_QFtest_polymorphic_mergeTt>?> | ||
! CHECK: hlfir.yield_element %[[VAL_19]] : !hlfir.expr<!fir.type<_QFtest_polymorphic_mergeTt>?> | ||
! CHECK: } | ||
! CHECK: hlfir.assign %[[VAL_11]] to %[[VAL_5]]#0 realloc : !hlfir.expr<?x!fir.type<_QFtest_polymorphic_mergeTt>?>, !fir.ref<!fir.class<!fir.heap<!fir.array<?x!fir.type<_QFtest_polymorphic_mergeTt>>>>> | ||
! CHECK: hlfir.destroy %[[VAL_11]] : !hlfir.expr<?x!fir.type<_QFtest_polymorphic_mergeTt>?> | ||
! CHECK: return | ||
! CHECK: } |