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llvm-project/flang/test/Lower/forall/forall-2.f90

215 lines
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Fortran
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! RUN: bbc -emit-fir %s -o - | FileCheck %s
! RUN: bbc %s -o - | FileCheck --check-prefix=POSTOPT %s
! CHECK-LABEL: func @_QPimplied_iters_allocatable(
! CHECK-SAME: %[[VAL_0:.*]]: !fir.box<!fir.array<?x!fir.type<_QFimplied_iters_allocatableTt{oui:!fir.logical<4>,arr:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>>{{.*}}, %[[VAL_1:.*]]: !fir.box<!fir.array<?xf32>>{{.*}}) {
! CHECK: return
! CHECK: }
subroutine implied_iters_allocatable(thing, a1)
! No dependence between lhs and rhs.
! Lhs may need to be reallocated to conform.
real :: a1(:)
type t
logical :: oui
real, allocatable :: arr(:)
end type t
type(t) :: thing(:)
integer :: i
forall (i=5:13)
! commenting out this test for the moment (hits assert)
! thing(i)%arr = a1
end forall
end subroutine implied_iters_allocatable
subroutine conflicting_allocatable(thing, lo, hi)
! Introduce a crossing dependence to produce copy-in/copy-out code.
integer :: lo,hi
type t
logical :: oui
real, allocatable :: arr(:)
end type t
type(t) :: thing(:)
integer :: i
forall (i = lo:hi)
! commenting out this test for the moment (hits assert)
! thing(i)%arr = thing(hi-i)%arr
end forall
end subroutine conflicting_allocatable
! CHECK-LABEL: func @_QPforall_pointer_assign(
! CHECK-SAME: %[[VAL_0:.*]]: !fir.box<!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>> {fir.bindc_name = "ap"}, %[[VAL_1:.*]]: !fir.ref<f32> {fir.bindc_name = "at"}, %[[VAL_2:.*]]: !fir.ref<i32> {fir.bindc_name = "ii"}, %[[VAL_3:.*]]: !fir.ref<i32> {fir.bindc_name = "ij"}) {
! CHECK: %[[VAL_4:.*]] = fir.alloca i32 {adapt.valuebyref, bindc_name = "i"}
! CHECK: %[[VAL_5:.*]] = fir.load %[[VAL_2]] : !fir.ref<i32>
! CHECK: %[[VAL_6:.*]] = fir.convert %[[VAL_5]] : (i32) -> index
! CHECK: %[[VAL_7:.*]] = fir.load %[[VAL_3]] : !fir.ref<i32>
! CHECK: %[[VAL_8:.*]] = fir.convert %[[VAL_7]] : (i32) -> index
! CHECK: %[[VAL_9:.*]] = arith.constant 8 : i32
! CHECK: %[[VAL_10:.*]] = fir.convert %[[VAL_9]] : (i32) -> index
! CHECK: %[[VAL_11:.*]] = fir.array_load %[[VAL_0]] : (!fir.box<!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>>) -> !fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>
! CHECK: %[[VAL_12:.*]] = fir.array_load %[[VAL_0]] : (!fir.box<!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>>) -> !fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>
! CHECK: %[[VAL_13:.*]] = fir.do_loop %[[VAL_14:.*]] = %[[VAL_6]] to %[[VAL_8]] step %[[VAL_10]] unordered iter_args(%[[VAL_15:.*]] = %[[VAL_11]]) -> (!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>) {
! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_14]] : (index) -> i32
! CHECK: fir.store %[[VAL_16]] to %[[VAL_4]] : !fir.ref<i32>
! CHECK-DAG: %[[VAL_17:.*]] = arith.constant 1 : index
! CHECK-DAG: %[[VAL_18:.*]] = arith.constant 1 : i32
! CHECK-DAG: %[[VAL_19:.*]] = fir.load %[[VAL_4]] : !fir.ref<i32>
! CHECK: %[[VAL_20:.*]] = arith.subi %[[VAL_19]], %[[VAL_18]] : i32
! CHECK: %[[VAL_21:.*]] = fir.convert %[[VAL_20]] : (i32) -> i64
! CHECK: %[[VAL_22:.*]] = fir.convert %[[VAL_21]] : (i64) -> index
! CHECK: %[[VAL_23:.*]] = arith.subi %[[VAL_22]], %[[VAL_17]] : index
! CHECK: %[[VAL_24:.*]] = fir.field_index ptr, !fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>
! CHECK: %[[VAL_25:.*]] = fir.array_fetch %[[VAL_12]], %[[VAL_23]], %[[VAL_24]] : (!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>, index, !fir.field) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>
! CHECK: %[[VAL_26:.*]] = arith.constant 1 : index
! CHECK: %[[VAL_27:.*]] = fir.load %[[VAL_4]] : !fir.ref<i32>
! CHECK: %[[VAL_28:.*]] = fir.convert %[[VAL_27]] : (i32) -> i64
! CHECK: %[[VAL_29:.*]] = fir.convert %[[VAL_28]] : (i64) -> index
! CHECK: %[[VAL_30:.*]] = arith.subi %[[VAL_29]], %[[VAL_26]] : index
! CHECK: %[[VAL_31:.*]] = fir.field_index ptr, !fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>
! CHECK: %[[VAL_32:.*]] = fir.array_update %[[VAL_15]], %[[VAL_25]], %[[VAL_30]], %[[VAL_31]] : (!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>, !fir.box<!fir.ptr<!fir.array<?xf32>>>, index, !fir.field) -> !fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>
! CHECK: fir.result %[[VAL_32]] : !fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>
! CHECK: }
! CHECK: fir.array_merge_store %[[VAL_11]], %[[VAL_33:.*]] to %[[VAL_0]] : !fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>, !fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>, !fir.box<!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>>
! CHECK: return
! CHECK: }
! POSTOPT-LABEL: func @_QPforall_pointer_assign(
! POSTOPT: %[[VAL_15:.*]] = fir.allocmem !fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>, %{{.*}}#1
! POSTOPT: ^bb{{[0-9]+}}(%[[VAL_16:.*]]: index, %[[VAL_17:.*]]: index):
! POSTOPT: ^bb{{[0-9]+}}(%[[VAL_30:.*]]: index, %[[VAL_31:.*]]: index):
! POSTOPT: ^bb{{[0-9]+}}(%[[VAL_46:.*]]: index, %[[VAL_47:.*]]: index):
! POSTOPT-NOT: ^bb{{[0-9]+}}(%{{.*}}: index, %{{.*}}: index):
! POSTOPT: fir.freemem %[[VAL_15]] : !fir.heap<!fir.array<?x!fir.type<_QFforall_pointer_assignTt{ptr:!fir.box<!fir.ptr<!fir.array<?xf32>>>}>>>
! POSTOPT: }
subroutine forall_pointer_assign(ap, at, ii, ij)
! Set pointer members in an array of derived type of pointers to arrays.
! Introduce a loop carried dependence to produce copy-in/copy-out code.
type t
real, pointer :: ptr(:)
end type t
type(t) :: ap(:)
integer :: ii, ij
forall (i = ii:ij:8)
ap(i)%ptr => ap(i-1)%ptr
end forall
end subroutine forall_pointer_assign
! CHECK-LABEL: func @_QPslice_with_explicit_iters() {
! CHECK: %[[VAL_0:.*]] = fir.alloca i32 {adapt.valuebyref, bindc_name = "i"}
! CHECK: %[[VAL_1:.*]] = arith.constant 10 : index
! CHECK: %[[VAL_2:.*]] = arith.constant 10 : index
! CHECK: %[[VAL_3:.*]] = fir.alloca !fir.array<10x10xi32> {bindc_name = "a", uniq_name = "_QFslice_with_explicit_itersEa"}
! CHECK: %[[VAL_4:.*]] = arith.constant 1 : i32
! CHECK: %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (i32) -> index
! CHECK: %[[VAL_6:.*]] = arith.constant 5 : i32
! CHECK: %[[VAL_7:.*]] = fir.convert %[[VAL_6]] : (i32) -> index
! CHECK: %[[VAL_8:.*]] = arith.constant 1 : index
! CHECK: %[[VAL_9:.*]] = fir.shape %[[VAL_1]], %[[VAL_2]] : (index, index) -> !fir.shape<2>
! CHECK: %[[VAL_10:.*]] = fir.array_load %[[VAL_3]](%[[VAL_9]]) : (!fir.ref<!fir.array<10x10xi32>>, !fir.shape<2>) -> !fir.array<10x10xi32>
! CHECK: %[[VAL_11:.*]] = fir.do_loop %[[VAL_12:.*]] = %[[VAL_5]] to %[[VAL_7]] step %[[VAL_8]] unordered iter_args(%[[VAL_13:.*]] = %[[VAL_10]]) -> (!fir.array<10x10xi32>) {
! CHECK: %[[VAL_14:.*]] = fir.convert %[[VAL_12]] : (index) -> i32
! CHECK: fir.store %[[VAL_14]] to %[[VAL_0]] : !fir.ref<i32>
! CHECK: %[[VAL_15:.*]] = arith.constant 1 : index
! CHECK: %[[VAL_16:.*]] = arith.constant 1 : i64
! CHECK: %[[VAL_17:.*]] = fir.convert %[[VAL_16]] : (i64) -> index
! CHECK: %[[VAL_18:.*]] = arith.constant 1 : i64
! CHECK: %[[VAL_19:.*]] = fir.convert %[[VAL_18]] : (i64) -> index
! CHECK: %[[VAL_20:.*]] = fir.load %[[VAL_0]] : !fir.ref<i32>
! CHECK: %[[VAL_21:.*]] = fir.convert %[[VAL_20]] : (i32) -> i64
! CHECK: %[[VAL_22:.*]] = fir.convert %[[VAL_21]] : (i64) -> index
! CHECK: %[[VAL_23:.*]] = arith.constant 0 : index
! CHECK: %[[VAL_24:.*]] = arith.subi %[[VAL_22]], %[[VAL_17]] : index
! CHECK: %[[VAL_25:.*]] = arith.addi %[[VAL_24]], %[[VAL_19]] : index
! CHECK: %[[VAL_26:.*]] = arith.divsi %[[VAL_25]], %[[VAL_19]] : index
! CHECK: %[[VAL_27:.*]] = arith.cmpi sgt, %[[VAL_26]], %[[VAL_23]] : index
! CHECK: %[[VAL_28:.*]] = arith.select %[[VAL_27]], %[[VAL_26]], %[[VAL_23]] : index
! CHECK: %[[VAL_29:.*]] = fir.load %[[VAL_0]] : !fir.ref<i32>
! CHECK: %[[VAL_30:.*]] = fir.convert %[[VAL_29]] : (i32) -> i64
! CHECK: %[[VAL_31:.*]] = fir.convert %[[VAL_30]] : (i64) -> index
! CHECK: %[[VAL_32:.*]] = arith.subi %[[VAL_31]], %[[VAL_15]] : index
! CHECK: %[[VAL_39:.*]] = fir.load %[[VAL_0]] : !fir.ref<i32>
! CHECK: %[[VAL_40:.*]] = arith.constant 0 : i32
! CHECK: %[[VAL_41:.*]] = arith.subi %[[VAL_40]], %[[VAL_39]] : i32
! CHECK: %[[VAL_33:.*]] = arith.constant 1 : index
! CHECK: %[[VAL_34:.*]] = arith.constant 0 : index
! CHECK: %[[VAL_35:.*]] = arith.subi %[[VAL_28]], %[[VAL_33]] : index
! CHECK: %[[VAL_36:.*]] = fir.do_loop %[[VAL_37:.*]] = %[[VAL_34]] to %[[VAL_35]] step %[[VAL_33]] unordered iter_args(%[[VAL_38:.*]] = %[[VAL_13]]) -> (!fir.array<10x10xi32>) {
! CHECK: %[[VAL_42:.*]] = arith.subi %[[VAL_17]], %[[VAL_15]] : index
! CHECK: %[[VAL_43:.*]] = arith.muli %[[VAL_37]], %[[VAL_19]] : index
! CHECK: %[[VAL_44:.*]] = arith.addi %[[VAL_42]], %[[VAL_43]] : index
! CHECK: %[[VAL_45:.*]] = fir.array_update %[[VAL_38]], %[[VAL_41]], %[[VAL_44]], %[[VAL_32]] : (!fir.array<10x10xi32>, i32, index, index) -> !fir.array<10x10xi32>
! CHECK: fir.result %[[VAL_45]] : !fir.array<10x10xi32>
! CHECK: }
! CHECK: fir.result %[[VAL_46:.*]] : !fir.array<10x10xi32>
! CHECK: }
! CHECK: fir.array_merge_store %[[VAL_10]], %[[VAL_47:.*]] to %[[VAL_3]] : !fir.array<10x10xi32>, !fir.array<10x10xi32>, !fir.ref<!fir.array<10x10xi32>>
! CHECK: return
! CHECK: }
subroutine slice_with_explicit_iters
integer :: a(10,10)
forall (i=1:5)
a(1:i, i) = -i
end forall
end subroutine slice_with_explicit_iters
! CHECK-LABEL: func @_QPembox_argument_with_slice(
! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.array<1xi32>>{{.*}}, %[[VAL_1:.*]]: !fir.ref<!fir.array<2x2xi32>>{{.*}}) {
! CHECK: %[[VAL_2:.*]] = fir.alloca i32 {adapt.valuebyref, bindc_name = "i"}
! CHECK: %[[VAL_3:.*]] = arith.constant 1 : index
! CHECK: %[[VAL_4:.*]] = arith.constant 2 : index
! CHECK: %[[VAL_5:.*]] = arith.constant 2 : index
! CHECK: %[[VAL_6:.*]] = arith.constant 1 : i32
! CHECK: %[[VAL_7:.*]] = fir.convert %[[VAL_6]] : (i32) -> index
! CHECK: %[[VAL_8:.*]] = arith.constant 1 : i32
! CHECK: %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (i32) -> index
! CHECK: %[[VAL_10:.*]] = arith.constant 1 : index
! CHECK: %[[VAL_11:.*]] = fir.shape %[[VAL_3]] : (index) -> !fir.shape<1>
! CHECK: %[[VAL_12:.*]] = fir.array_load %[[VAL_0]](%[[VAL_11]]) : (!fir.ref<!fir.array<1xi32>>, !fir.shape<1>) -> !fir.array<1xi32>
! CHECK: %[[VAL_13:.*]] = fir.do_loop %[[VAL_14:.*]] = %[[VAL_7]] to %[[VAL_9]] step %[[VAL_10]] unordered iter_args(%[[VAL_15:.*]] = %[[VAL_12]]) -> (!fir.array<1xi32>) {
! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_14]] : (index) -> i32
! CHECK: fir.store %[[VAL_16]] to %[[VAL_2]] : !fir.ref<i32>
! CHECK-DAG: %[[VAL_18:.*]] = arith.constant 1 : index
! CHECK-DAG: %[[VAL_19:.*]] = arith.constant 1 : i64
! CHECK: %[[VAL_20:.*]] = fir.convert %[[VAL_19]] : (i64) -> index
! CHECK: %[[VAL_21:.*]] = arith.addi %[[VAL_18]], %[[VAL_4]] : index
! CHECK: %[[VAL_22:.*]] = arith.subi %[[VAL_21]], %[[VAL_18]] : index
! CHECK: %[[VAL_23:.*]] = fir.load %[[VAL_2]] : !fir.ref<i32>
! CHECK: %[[VAL_24:.*]] = fir.convert %[[VAL_23]] : (i32) -> i64
! CHECK: %[[VAL_25:.*]] = fir.undefined index
! CHECK: %[[VAL_26:.*]] = fir.shape %[[VAL_4]], %[[VAL_5]] : (index, index) -> !fir.shape<2>
! CHECK: %[[VAL_27:.*]] = fir.slice %[[VAL_18]], %[[VAL_22]], %[[VAL_20]], %[[VAL_24]], %[[VAL_25]], %[[VAL_25]] : (index, index, index, i64, index, index) -> !fir.slice<2>
! CHECK: %[[VAL_28:.*]] = fir.embox %[[VAL_1]](%[[VAL_26]]) {{\[}}%[[VAL_27]]] : (!fir.ref<!fir.array<2x2xi32>>, !fir.shape<2>, !fir.slice<2>) -> !fir.box<!fir.array<?xi32>>
! CHECK: %[[VAL_29:.*]] = fir.call @_QPe(%[[VAL_28]]) : (!fir.box<!fir.array<?xi32>>) -> i32
! CHECK: %[[VAL_17:.*]] = arith.constant 1 : i32
! CHECK: %[[VAL_30:.*]] = arith.addi %[[VAL_29]], %[[VAL_17]] : i32
! CHECK: %[[VAL_31:.*]] = arith.constant 1 : index
! CHECK: %[[VAL_32:.*]] = fir.load %[[VAL_2]] : !fir.ref<i32>
! CHECK: %[[VAL_33:.*]] = fir.convert %[[VAL_32]] : (i32) -> i64
! CHECK: %[[VAL_34:.*]] = fir.convert %[[VAL_33]] : (i64) -> index
! CHECK: %[[VAL_35:.*]] = arith.subi %[[VAL_34]], %[[VAL_31]] : index
! CHECK: %[[VAL_36:.*]] = fir.array_update %[[VAL_15]], %[[VAL_30]], %[[VAL_35]] : (!fir.array<1xi32>, i32, index) -> !fir.array<1xi32>
! CHECK: fir.result %[[VAL_36]] : !fir.array<1xi32>
! CHECK: }
! CHECK: fir.array_merge_store %[[VAL_12]], %[[VAL_37:.*]] to %[[VAL_0]] : !fir.array<1xi32>, !fir.array<1xi32>, !fir.ref<!fir.array<1xi32>>
! CHECK: return
! CHECK: }
subroutine embox_argument_with_slice(a,b)
interface
pure integer function e(a)
integer, intent(in) :: a(:)
end function e
end interface
integer a(1), b(2,2)
forall (i=1:1)
a(i) = e(b(:,i)) + 1
end forall
end subroutine embox_argument_with_slice
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