/usr/lib/mlton/sml/mlrisc-lib/hppa/ is in mlton-basis 20130715-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/mlton/sml/mlrisc-lib/hppa/README.hppa
/usr/lib/mlton/sml/mlrisc-lib/hppa/backpatch/
/usr/lib/mlton/sml/mlrisc-lib/hppa/backpatch/hppaDelaySlotProps.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/backpatch/hppaDelaySlots.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/backpatch/hppaJumps.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/emit/
/usr/lib/mlton/sml/mlrisc-lib/hppa/emit/hppaAsm.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/emit/hppaMC.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/flowgraph/
/usr/lib/mlton/sml/mlrisc-lib/hppa/flowgraph/hppaGasPseudoOps.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/hppa.mdl
/usr/lib/mlton/sml/mlrisc-lib/hppa/instructions/
/usr/lib/mlton/sml/mlrisc-lib/hppa/instructions/hppaCells.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/instructions/hppaFreqProps.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/instructions/hppaInstr.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/instructions/hppaProps.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/instructions/hppaShuffle.sig
/usr/lib/mlton/sml/mlrisc-lib/hppa/instructions/hppaShuffle.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/mltree/
/usr/lib/mlton/sml/mlrisc-lib/hppa/mltree/hppa.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/mltree/hppaLabelComp.sig
/usr/lib/mlton/sml/mlrisc-lib/hppa/mltree/hppaMillicode.sig
/usr/lib/mlton/sml/mlrisc-lib/hppa/ra/
/usr/lib/mlton/sml/mlrisc-lib/hppa/ra/hppaRegAlloc.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/ra/hppaRewrite.sml
/usr/lib/mlton/sml/mlrisc-lib/hppa/ra/hppaSpillInstr.sml