499afa6b45
Check if the code associated with a nest or sequence construct is well formed. Emit diagnostic messages if not. Make a clearer separation for checks of loop-nest-associated and loop- sequence-associated constructs. Unify structure of some of the more common messages. Issue: https://github.com/llvm/llvm-project/issues/185287
109 lines
2.5 KiB
Fortran
109 lines
2.5 KiB
Fortran
! Testing the Semantics of nested Loop Transformation Constructs
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!RUN: %python %S/../test_errors.py %s %flang -fopenmp -fopenmp-version=51
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subroutine loop_transformation_construct1
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implicit none
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!ERROR: This construct requires a canonical loop nest
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!$omp do
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!BECAUSE: Fully unrolled loop does not result in a loop nest
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!ERROR: This construct should contain a DO-loop or a loop-nest-generating construct
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!$omp unroll
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end subroutine
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subroutine loop_transformation_construct2
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implicit none
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integer, parameter :: i = 5
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integer :: x
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integer :: v(i)
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!$omp do
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!ERROR: At least one of SIZES clause must appear on the TILE directive
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!$omp tile
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do x = 1, i
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v(x) = v(x) * 2
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end do
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!$omp end tile
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!$omp end do
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end subroutine
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subroutine loop_transformation_construct3
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implicit none
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integer, parameter :: i = 5
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integer :: x
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integer :: v(i)
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!ERROR: This construct requires a canonical loop nest
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!$omp do
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!ERROR: Only loop-transforming constructs are allowed inside loop constructs
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!$omp parallel do
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do x = 1, i
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v(x) = v(x) * 2
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end do
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end subroutine
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subroutine loop_transformation_construct4
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implicit none
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integer, parameter :: i = 5
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integer :: x
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integer :: v(i)
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!$omp do
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do x = 1, i
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v(x) = v(x) * 2
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end do
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!ERROR: This construct should contain a DO-loop or a loop-nest-generating construct
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!ERROR: At least one of SIZES clause must appear on the TILE directive
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!$omp tile
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end subroutine
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subroutine loop_transformation_construct5
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implicit none
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integer, parameter :: i = 5
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integer :: x
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integer :: v(i)
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!$omp do
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!ERROR: This construct requires a canonical loop nest
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!ERROR: At least one of SIZES clause must appear on the TILE directive
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!$omp tile
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!BECAUSE: Fully unrolled loop does not result in a loop nest
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!$omp unroll full
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do x = 1, i
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v(x) = v(x) * 2
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end do
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end subroutine
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subroutine loop_transformation_construct6
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implicit none
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integer, parameter :: i = 5
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integer :: x
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integer :: v(i)
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!$omp do
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!ERROR: This construct requires a canonical loop nest
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!ERROR: At least one of SIZES clause must appear on the TILE directive
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!$omp tile
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!BECAUSE: Fully unrolled loop does not result in a loop nest
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!$omp unroll
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do x = 1, i
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v(x) = v(x) * 2
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end do
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end subroutine
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subroutine loop_transformation_construct7
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implicit none
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integer, parameter :: i = 5
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integer :: x
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integer :: v(i)
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!$omp do
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!ERROR: At least one of SIZES clause must appear on the TILE directive
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!$omp tile
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!$omp unroll partial(2)
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do x = 1, i
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v(x) = v(x) * 2
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end do
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end subroutine
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