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TheRock/compiler/amd-llvm/flang/test/Semantics/OpenMP/linear-iter.f90
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92 lines
3.1 KiB
Fortran

! RUN: %python %S/../test_errors.py %s %flang -fopenmp
! OpenMP Version 4.5
! Various checks with the ordered construct
SUBROUTINE LINEAR_GOOD(N)
INTEGER N, i, j, a, b(10)
!$omp target
!$omp teams
!$omp distribute parallel do simd linear(i)
do i = 1, N
a = 3.14
enddo
!$omp end distribute parallel do simd
!$omp end teams
!$omp end target
END SUBROUTINE LINEAR_GOOD
SUBROUTINE LINEAR_BAD(N)
INTEGER N, i, j, a, b(10)
!$omp target
!$omp teams
!ERROR: Variable 'j' not allowed in LINEAR clause, only loop iterator can be specified in LINEAR clause of a construct combined with DISTRIBUTE
!$omp distribute parallel do simd linear(j)
do i = 1, N
a = 3.14
enddo
!$omp end distribute parallel do simd
!$omp end teams
!$omp end target
!$omp target
!$omp teams
!ERROR: Variable 'j' not allowed in LINEAR clause, only loop iterator can be specified in LINEAR clause of a construct combined with DISTRIBUTE
!ERROR: Variable 'b' not allowed in LINEAR clause, only loop iterator can be specified in LINEAR clause of a construct combined with DISTRIBUTE
!ERROR: List item 'b' in LINEAR clause must be a scalar variable
!$omp distribute parallel do simd linear(j) linear(b)
do i = 1, N
a = 3.14
enddo
!$omp end distribute parallel do simd
!$omp end teams
!$omp end target
!$omp target
!$omp teams
!ERROR: Variable 'j' not allowed in LINEAR clause, only loop iterator can be specified in LINEAR clause of a construct combined with DISTRIBUTE
!ERROR: Variable 'b' not allowed in LINEAR clause, only loop iterator can be specified in LINEAR clause of a construct combined with DISTRIBUTE
!ERROR: List item 'b' in LINEAR clause must be a scalar variable
!$omp distribute parallel do simd linear(j, b)
do i = 1, N
a = 3.14
enddo
!$omp end distribute parallel do simd
!$omp end teams
!$omp end target
!WARNING: `DISTRIBUTE` must be dynamically enclosed in a `TEAMS` region.
!ERROR: Variable 'j' not allowed in LINEAR clause, only loop iterator can be specified in LINEAR clause of a construct combined with DISTRIBUTE
!$omp distribute simd linear(i,j)
do i = 1, N
do j = 1, N
a = 3.14
enddo
enddo
!$omp end distribute simd
!WARNING: `DISTRIBUTE` must be dynamically enclosed in a `TEAMS` region.
!ERROR: Variable 'j' not allowed in LINEAR clause, only loop iterator can be specified in LINEAR clause of a construct combined with DISTRIBUTE
!$omp distribute simd linear(i,j) collapse(1)
do i = 1, N
do j = 1, N
a = 3.14
enddo
enddo
!$omp end distribute simd
!WARNING: `DISTRIBUTE` must be dynamically enclosed in a `TEAMS` region.
!ERROR: Loop iteration variable with a predetermined data sharing attribute cannot appear in a LINEAR clause
!ERROR: Loop iteration variable with a predetermined data sharing attribute cannot appear in a LINEAR clause
!$omp distribute simd linear(i,j) collapse(2)
!BECAUSE: 'i' is an iteration variable of an affected loop
do i = 1, N
!BECAUSE: 'j' is an iteration variable of an affected loop
do j = 1, N
a = 3.14
enddo
enddo
!$omp end distribute simd
END SUBROUTINE LINEAR_BAD