derek.holloway
7502bf64a4
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59 lines
2.6 KiB
Fortran
59 lines
2.6 KiB
Fortran
! RUN: bbc -fopenacc -emit-hlfir %s -o - | FileCheck %s
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! This test checks the lowering of atomic write
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!CHECK: func @_QQmain() attributes {fir.bindc_name = "ACC_ATOMIC_WRITE_TEST"} {
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!CHECK: %[[VAR_X:.*]] = fir.alloca i32 {bindc_name = "x", uniq_name = "_QFEx"}
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!CHECK: %[[X_DECL:.*]]:2 = hlfir.declare %[[VAR_X]] {uniq_name = "_QFEx"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)
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!CHECK: %[[VAR_Y:.*]] = fir.alloca i32 {bindc_name = "y", uniq_name = "_QFEy"}
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!CHECK: %[[Y_DECL:.*]]:2 = hlfir.declare %[[VAR_Y]] {uniq_name = "_QFEy"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)
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!CHECK: %[[CONST_7:.*]] = arith.constant 7 : i32
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!CHECK: {{.*}} = fir.load %[[Y_DECL]]#0 : !fir.ref<i32>
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!CHECK: %[[VAR_7y:.*]] = arith.muli %[[CONST_7]], {{.*}} : i32
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!CHECK: acc.atomic.write %[[X_DECL]]#0 = %[[VAR_7y]] : !fir.ref<i32>, i32
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!CHECK: return
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!CHECK: }
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program acc_atomic_write_test
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integer :: x, y
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!$acc atomic write
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x = 7 * y
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end program acc_atomic_write_test
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! Test lowering atomic read for pointer variables.
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!CHECK-LABEL: func.func @_QPatomic_write_pointer() {
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!CHECK: %[[X:.*]] = fir.alloca !fir.box<!fir.ptr<i32>> {bindc_name = "x", uniq_name = "_QFatomic_write_pointerEx"}
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!CHECK: %[[X_DECL:.*]]:2 = hlfir.declare %[[X]] {fortran_attrs = #fir.var_attrs<pointer>, uniq_name = "_QFatomic_write_pointerEx"} : (!fir.ref<!fir.box<!fir.ptr<i32>>>) -> (!fir.ref<!fir.box<!fir.ptr<i32>>>, !fir.ref<!fir.box<!fir.ptr<i32>>>)
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!CHECK: %[[C1:.*]] = arith.constant 1 : i32
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!CHECK: %[[LOAD_X:.*]] = fir.load %[[X_DECL]]#0 : !fir.ref<!fir.box<!fir.ptr<i32>>>
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!CHECK: %[[BOX_ADDR_X:.*]] = fir.box_addr %[[LOAD_X]] : (!fir.box<!fir.ptr<i32>>) -> !fir.ptr<i32>
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!CHECK: acc.atomic.write %[[BOX_ADDR_X]] = %[[C1]] : !fir.ptr<i32>, i32
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!CHECK: %[[C2:.*]] = arith.constant 2 : i32
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!CHECK: %[[LOAD_X:.*]] = fir.load %[[X_DECL]]#0 : !fir.ref<!fir.box<!fir.ptr<i32>>>
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!CHECK: %[[BOX_ADDR_X:.*]] = fir.box_addr %[[LOAD_X]] : (!fir.box<!fir.ptr<i32>>) -> !fir.ptr<i32>
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!CHECK: hlfir.assign %[[C2]] to %[[BOX_ADDR_X]] : i32, !fir.ptr<i32>
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subroutine atomic_write_pointer()
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integer, pointer :: x
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!$acc atomic write
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x = 1
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x = 2
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end subroutine
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!CHECK-LABEL: func.func @_QPatomic_write_typed_assign
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!CHECK: %[[R2:.*]] = fir.alloca f32 {bindc_name = "r2", uniq_name = "{{.*}}r2"}
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!CHECK: %[[R2_DECL:.*]]:2 = hlfir.declare %[[R2]] {uniq_name = "_QFatomic_write_typed_assignEr2"} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>)
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!CHECK: %[[CST:.*]] = arith.constant 0.000000e+00 : f32
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!CHECK: acc.atomic.write %[[R2_DECL]]#0 = %[[CST]] : !fir.ref<f32>, f32
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subroutine atomic_write_typed_assign
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real :: r2
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!$acc atomic write
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r2 = 0
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end subroutine
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