965fecf813
Only some fortran source files in flang/test/Semantics/OpenMP have been modified. The remaining files will be cleaned up in subsequent commits.
52 lines
1.4 KiB
Fortran
52 lines
1.4 KiB
Fortran
! RUN: %flang_fc1 -fdebug-dump-symbols -fopenmp -fopenmp-version=50 %s | FileCheck %s
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!! Test that the name mangling for min & max (also used for iand, ieor and ior).
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module mymod
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type :: tt
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real r
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end type tt
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contains
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function mymax(a, b)
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type(tt) :: a, b, mymax
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if (a%r > b%r) then
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mymax = a
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else
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mymax = b
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end if
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end function mymax
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end module mymod
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program omp_examples
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!CHECK-LABEL: MainProgram scope: OMP_EXAMPLES
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use mymod
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implicit none
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integer, parameter :: n = 100
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integer :: i
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type(tt) :: values(n), big, small
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!$omp declare reduction(max:tt:omp_out = mymax(omp_out, omp_in)) initializer(omp_priv%r = 0)
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!$omp declare reduction(min:tt:omp_out%r = min(omp_out%r, omp_in%r)) initializer(omp_priv%r = 1)
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!CHECK: min, ELEMENTAL, INTRINSIC, PURE (Function): ProcEntity
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!CHECK: mymax (Function): Use from mymax in mymod
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!CHECK: op.max: UserReductionDetails TYPE(tt)
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!CHECK: op.min: UserReductionDetails TYPE(tt)
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big%r = 0
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!$omp parallel do reduction(max:big)
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!CHECK: big (OmpReduction, OmpExplicit): HostAssoc
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!CHECK: max, INTRINSIC: ProcEntity
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do i = 1, n
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big = mymax(values(i), big)
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end do
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small%r = 1
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!$omp parallel do reduction(min:small)
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!CHECK: small (OmpReduction, OmpExplicit): HostAssoc
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do i = 1, n
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small%r = min(values(i)%r, small%r)
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end do
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print *, "small=", small%r, " big=", big%r
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end program omp_examples
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