a1425019e7
This patch lowers more cases of pointer assignments and disassociations. This patch is part of the upstreaming effort from fir-dev branch. Reviewed By: PeteSteinfeld, schweitz Differential Revision: https://reviews.llvm.org/D121697 Co-authored-by: V Donaldson <vdonaldson@nvidia.com> Co-authored-by: Jean Perier <jperier@nvidia.com> Co-authored-by: mleair <leairmark@gmail.com> Co-authored-by: Eric Schweitz <eschweitz@nvidia.com>
46 lines
2.3 KiB
Fortran
46 lines
2.3 KiB
Fortran
! RUN: bbc -emit-fir %s -o - | FileCheck %s
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! TODO: Descriptor (fir.box) will most likely be used for pointers
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! (at least for the character case below). This code is hitting a
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! hard todo until pointers are handled correctly.
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! XFAIL: true
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! CHECK-LABEL: func @_QPpointertests
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subroutine pointerTests
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! CHECK: fir.global internal @_QFpointertestsEptr1 : !fir.ptr<i32>
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integer, pointer :: ptr1 => NULL()
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! CHECK: %[[c0:.*]] = arith.constant 0 : index
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! CHECK: [[reg1:%[0-9]+]] = fir.convert %[[c0:.*]] : (index) -> !fir.ref<none>
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! CHECK: [[reg2:%[0-9]+]] = fir.convert [[reg1]] : (!fir.ref<none>) -> !fir.ptr<i32>
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! CHECK: fir.has_value [[reg2]] : !fir.ptr<i32>
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! CHECK: fir.global internal @_QFpointertestsEptr2 : !fir.ptr<f32>
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real, pointer :: ptr2 => NULL()
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! CHECK: %[[c0:.*]] = arith.constant 0 : index
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! CHECK: [[reg1:%[0-9]+]] = fir.convert %[[c0:.*]] : (index) -> !fir.ref<none>
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! CHECK: [[reg2:%[0-9]+]] = fir.convert [[reg1]] : (!fir.ref<none>) -> !fir.ptr<f32>
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! CHECK: fir.has_value [[reg2]] : !fir.ptr<f32>
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! CHECK: fir.global internal @_QFpointertestsEptr3 : !fir.ptr<!fir.complex<4>>
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complex, pointer :: ptr3 => NULL()
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! CHECK: %[[c0:.*]] = arith.constant 0 : index
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! CHECK: [[reg1:%[0-9]+]] = fir.convert %[[c0:.*]] : (index) -> !fir.ref<none>
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! CHECK: [[reg2:%[0-9]+]] = fir.convert [[reg1]] : (!fir.ref<none>) -> !fir.ptr<!fir.complex<4>>
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! CHECK: fir.has_value [[reg2]] : !fir.ptr<!fir.complex<4>>
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! CHECK: fir.global internal @_QFpointertestsEptr4 : !fir.ptr<!fir.char<1,?>>
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character(:), pointer :: ptr4 => NULL()
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! CHECK: %[[c0:.*]] = arith.constant 0 : index
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! CHECK: [[reg1:%[0-9]+]] = fir.convert %[[c0:.*]] : (index) -> !fir.ref<none>
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! CHECK: [[reg2:%[0-9]+]] = fir.convert [[reg1]] : (!fir.ref<none>) -> !fir.ptr<!fir.char<1,?>>
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! CHECK: fir.has_value [[reg2]] : !fir.ptr<!fir.char<1,?>>
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! CHECK: fir.global internal @_QFpointertestsEptr5 : !fir.ptr<!fir.logical<4>>
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logical, pointer :: ptr5 => NULL()
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! CHECK: %[[c0:.*]] = arith.constant 0 : index
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! CHECK: [[reg1:%[0-9]+]] = fir.convert %[[c0:.*]] : (index) -> !fir.ref<none>
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! CHECK: [[reg2:%[0-9]+]] = fir.convert [[reg1]] : (!fir.ref<none>) -> !fir.ptr<!fir.logical<4>>
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! CHECK: fir.has_value [[reg2]] : !fir.ptr<!fir.logical<4>>
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end subroutine pointerTests
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