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! Test the SHIFTA, SHIFTL and SHIFTR intrinsics.
!
! { dg-do run }
! { dg-options "-ffree-line-length-none" }
! { dg-require-effective-target fortran_integer_16 }
implicit none
#define CHECK(I,SHIFT,RESA,RESL,RESR) \
if (shifta(I,SHIFT) /= RESA) call abort ; \
if (shiftr(I,SHIFT) /= RESR) call abort ; \
if (shiftl(I,SHIFT) /= RESL) call abort ; \
if (run_shifta(I,SHIFT) /= RESA) call abort ; \
if (run_shiftr(I,SHIFT) /= RESR) call abort ; \
if (run_shiftl(I,SHIFT) /= RESL) call abort ; \
if (ishft(I,SHIFT) /= RESL) call abort ; \
if (ishft(I,-SHIFT) /= RESR) call abort ; \
if (run_ishft(I,SHIFT) /= RESL) call abort ; \
if (run_ishft(I,-SHIFT) /= RESR) call abort
CHECK(0_16,0,0_16,0_16,0_16)
CHECK(11_16,0,11_16,11_16,11_16)
CHECK(-11_16,0,-11_16,-11_16,-11_16)
CHECK(0_16,1,0_16,0_16,0_16)
CHECK(11_16,1,5_16,22_16,5_16)
CHECK(11_16,2,2_16,44_16,2_16)
CHECK(-11_16,1,-6_16,-22_16,huge(0_16)-5_16)
contains
function run_shifta (i, shift) result(res)
integer(kind=16) :: i, res
integer :: shift
res = shifta(i,shift)
end function
function run_shiftl (i, shift) result(res)
integer(kind=16) :: i, res
integer :: shift
res = shiftl(i,shift)
end function
function run_shiftr (i, shift) result(res)
integer(kind=16) :: i, res
integer :: shift
res = shiftr(i,shift)
end function
function run_ishft (i, shift) result(res)
integer(kind=16) :: i, res
integer :: shift
res = ishft(i,shift)
end function
end
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