This commit was generated by cvs2svn to compensate for changes in r4,
which included commits to RCS files with non-trunk default branches. git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@5 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
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604
VC/include/sshift.h
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604
VC/include/sshift.h
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/*************************************************************************
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* *
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* YAP Prolog %W% %G%
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* *
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* Yap Prolog was developed at NCCUP - Universidade do Porto *
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* *
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* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 *
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* *
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**************************************************************************
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* *
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* File: sshift.h *
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* Last rev: 19/2/88 *
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* mods: *
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* comments: stack shifter functionality for YAP *
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* *
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*************************************************************************/
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/* The difference between the old stack pointers and the new ones */
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extern Int HDiff, GDiff, LDiff, TrDiff, XDiff, DelayDiff;
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/* The old stack pointers */
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extern CELL *OldASP, *OldLCL0;
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extern tr_fr_ptr OldTR;
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extern CELL *OldGlobalBase, *OldH, *OldH0;
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extern ADDR OldTrailBase, OldTrailTop;
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extern ADDR OldHeapBase, OldHeapTop;
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#define CharP(ptr) ((char *) (ptr))
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inline EXTERN int IsHeapP (CELL *);
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inline EXTERN int
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IsHeapP (CELL * ptr)
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{
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return (int) ((ptr >= (CELL *) HeapBase && ptr <= (CELL *) HeapTop));
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}
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/* Adjusting cells and pointers to cells */
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inline EXTERN CELL *PtoGloAdjust (CELL *);
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inline EXTERN CELL *
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PtoGloAdjust (CELL * ptr)
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{
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return (CELL *) (((CELL *) (CharP (ptr) + GDiff)));
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}
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inline EXTERN CELL *PtoDelayAdjust (CELL *);
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inline EXTERN CELL *
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PtoDelayAdjust (CELL * ptr)
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{
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return (CELL *) (((CELL *) (CharP (ptr) + DelayDiff)));
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}
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inline EXTERN tr_fr_ptr PtoTRAdjust (tr_fr_ptr);
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inline EXTERN tr_fr_ptr
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PtoTRAdjust (tr_fr_ptr ptr)
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{
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return (tr_fr_ptr) (((tr_fr_ptr) (CharP (ptr) + TrDiff)));
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}
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inline EXTERN CELL *CellPtoTRAdjust (CELL *);
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inline EXTERN CELL *
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CellPtoTRAdjust (CELL * ptr)
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{
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return (CELL *) (((CELL *) (CharP (ptr) + TrDiff)));
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}
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inline EXTERN CELL *PtoLocAdjust (CELL *);
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inline EXTERN CELL *
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PtoLocAdjust (CELL * ptr)
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{
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return (CELL *) (((CELL *) (CharP (ptr) + LDiff)));
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}
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inline EXTERN choiceptr ChoicePtrAdjust (choiceptr);
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inline EXTERN choiceptr
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ChoicePtrAdjust (choiceptr ptr)
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{
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return (choiceptr) (((choiceptr) (CharP (ptr) + LDiff)));
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}
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#ifdef TABLING
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inline EXTERN choiceptr ConsumerChoicePtrAdjust (choiceptr);
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inline EXTERN choiceptr
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ConsumerChoicePtrAdjust (choiceptr ptr)
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{
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return (choiceptr) (((choiceptr) (CharP (ptr) + LDiff)));
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}
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inline EXTERN choiceptr GeneratorChoicePtrAdjust (choiceptr);
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inline EXTERN choiceptr
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GeneratorChoicePtrAdjust (choiceptr ptr)
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{
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return (choiceptr) (((choiceptr) (CharP (ptr) + LDiff)));
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}
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#endif /* TABLING */
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inline EXTERN CELL GlobalAdjust (CELL);
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inline EXTERN CELL
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GlobalAdjust (CELL val)
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{
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return (CELL) ((val + GDiff));
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}
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inline EXTERN CELL DelayAdjust (CELL);
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inline EXTERN CELL
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DelayAdjust (CELL val)
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{
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return (CELL) ((val + DelayDiff));
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}
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inline EXTERN ADDR GlobalAddrAdjust (ADDR);
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inline EXTERN ADDR
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GlobalAddrAdjust (ADDR ptr)
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{
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return (ADDR) ((ptr + GDiff));
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}
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inline EXTERN ADDR DelayAddrAdjust (ADDR);
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inline EXTERN ADDR
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DelayAddrAdjust (ADDR ptr)
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{
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return (ADDR) ((ptr + DelayDiff));
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}
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inline EXTERN CELL LocalAdjust (CELL);
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inline EXTERN CELL
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LocalAdjust (CELL val)
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{
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return (CELL) ((val + LDiff));
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}
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inline EXTERN ADDR LocalAddrAdjust (ADDR);
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inline EXTERN ADDR
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LocalAddrAdjust (ADDR ptr)
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{
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return (ADDR) ((ptr + LDiff));
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}
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inline EXTERN CELL TrailAdjust (CELL);
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inline EXTERN CELL
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TrailAdjust (CELL val)
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{
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return (CELL) ((val + TrDiff));
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}
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inline EXTERN ADDR TrailAddrAdjust (ADDR);
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inline EXTERN ADDR
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TrailAddrAdjust (ADDR ptr)
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{
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return (ADDR) ((ptr + TrDiff));
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}
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/* heap data structures */
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inline EXTERN Functor FuncAdjust (Functor);
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inline EXTERN Functor
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FuncAdjust (Functor f)
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{
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return (Functor) ((Functor) (CharP (f) + HDiff));
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}
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inline EXTERN CELL *CellPtoHeapAdjust (CELL *);
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inline EXTERN CELL *
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CellPtoHeapAdjust (CELL * ptr)
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{
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return (CELL *) (((CELL *) (CharP (ptr) + HDiff)));
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}
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#if USE_OFFSETS
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inline EXTERN Atom AtomAdjust (Atom);
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inline EXTERN Atom
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AtomAdjust (Atom at)
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{
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return (Atom) ((at));
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}
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inline EXTERN Term AtomTermAdjust (Term);
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inline EXTERN Term
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AtomTermAdjust (Term at)
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{
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return (Term) ((at));
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}
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inline EXTERN Prop PropAdjust (Prop);
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inline EXTERN Prop
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PropAdjust (Prop p)
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{
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return (Prop) ((p));
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}
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#else
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inline EXTERN Atom AtomAdjust (Atom);
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inline EXTERN Atom
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AtomAdjust (Atom at)
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{
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return (Atom) ((Atom) (CharP (at) + HDiff));
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}
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#if MMAP_ADDR >= 0x40000000
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inline EXTERN Term AtomTermAdjust (Term);
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inline EXTERN Term
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AtomTermAdjust (Term at)
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{
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return (Term) ((at));
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}
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#else
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inline EXTERN Term AtomTermAdjust (Term);
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inline EXTERN Term
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AtomTermAdjust (Term at)
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{
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return (Term) (MkAtomTerm ((Atom) (CharP (AtomOfTerm (at) + HDiff))));
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}
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#endif
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inline EXTERN Prop PropAdjust (Prop);
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inline EXTERN Prop
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PropAdjust (Prop p)
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{
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return (Prop) ((Prop) (CharP (p) + HDiff));
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}
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#endif
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#if TAGS_FAST_OPS
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inline EXTERN Term BlobTermAdjust (Term);
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inline EXTERN Term
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BlobTermAdjust (Term t)
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{
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return (Term) ((t - HDiff));
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}
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#else
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inline EXTERN Term BlobTermAdjust (Term);
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inline EXTERN Term
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BlobTermAdjust (Term t)
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{
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return (Term) ((t + HDiff));
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}
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#endif
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inline EXTERN AtomEntry *AtomEntryAdjust (AtomEntry *);
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inline EXTERN AtomEntry *
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AtomEntryAdjust (AtomEntry * at)
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{
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return (AtomEntry *) ((AtomEntry *) (CharP (at) + HDiff));
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}
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inline EXTERN consult_obj *ConsultObjAdjust (consult_obj *);
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inline EXTERN consult_obj *
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ConsultObjAdjust (consult_obj * co)
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{
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return (consult_obj *) ((consult_obj *) (CharP (co) + HDiff));
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}
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inline EXTERN DBRef DBRefAdjust (DBRef);
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inline EXTERN DBRef
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DBRefAdjust (DBRef dbr)
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{
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return (DBRef) ((DBRef) (CharP (dbr) + HDiff));
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}
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inline EXTERN Term CodeAdjust (Term);
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inline EXTERN Term
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CodeAdjust (Term dbr)
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{
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return (Term) (((Term) (dbr) + HDiff));
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}
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inline EXTERN ADDR AddrAdjust (ADDR);
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inline EXTERN ADDR
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AddrAdjust (ADDR addr)
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{
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return (ADDR) ((ADDR) (CharP (addr) + HDiff));
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}
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inline EXTERN CODEADDR CodeAddrAdjust (CODEADDR);
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inline EXTERN CODEADDR
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CodeAddrAdjust (CODEADDR addr)
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{
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return (CODEADDR) ((CODEADDR) (CharP (addr) + HDiff));
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}
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inline EXTERN BlockHeader *BlockAdjust (BlockHeader *);
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inline EXTERN BlockHeader *
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BlockAdjust (BlockHeader * addr)
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{
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return (BlockHeader *) ((BlockHeader *) (CharP (addr) + HDiff));
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}
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inline EXTERN yamop *PtoOpAdjust (yamop *);
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inline EXTERN yamop *
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PtoOpAdjust (yamop * ptr)
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{
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return (yamop *) (((yamop *) (CharP (ptr) + HDiff)));
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}
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inline EXTERN CELL *PtoHeapCellAdjust (CELL *);
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inline EXTERN CELL *
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PtoHeapCellAdjust (CELL * ptr)
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{
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return (CELL *) (((CELL *) (CharP (ptr) + HDiff)));
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}
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inline EXTERN PredEntry *PtoPredAdjust (PredEntry *);
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inline EXTERN PredEntry *
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PtoPredAdjust (PredEntry * ptr)
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{
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return (PredEntry *) (((CELL *) (CharP (ptr) + HDiff)));
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}
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#if PRECOMPUTE_REGADDRESS
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inline EXTERN AREG XAdjust (AREG);
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inline EXTERN AREG
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XAdjust (AREG reg)
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{
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return (AREG) ((AREG) ((reg) + XDiff));
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}
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#else
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inline EXTERN AREG XAdjust (AREG);
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inline EXTERN AREG
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XAdjust (AREG reg)
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{
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return (AREG) ((reg));
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}
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#endif
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inline EXTERN YREG YAdjust (YREG);
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inline EXTERN YREG
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YAdjust (YREG reg)
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{
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return (YREG) ((reg));
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}
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inline EXTERN int IsOldLocal (CELL);
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inline EXTERN int
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IsOldLocal (CELL reg)
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{
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return (int) (IN_BETWEEN (OldASP, reg, OldLCL0));
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}
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/* require because the trail might contain dangling pointers */
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inline EXTERN int IsOldLocalInTR (CELL);
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inline EXTERN int
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IsOldLocalInTR (CELL reg)
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{
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return (int) (IN_BETWEEN (OldH, reg, OldLCL0));
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}
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inline EXTERN int IsOldLocalInTRPtr (CELL *);
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inline EXTERN int
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IsOldLocalInTRPtr (CELL * ptr)
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{
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return (int) (IN_BETWEEN (OldH, ptr, OldLCL0));
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}
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inline EXTERN int IsOldH (CELL);
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inline EXTERN int
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IsOldH (CELL reg)
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{
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return (int) ((CharP (reg) == CharP (OldH)));
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}
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inline EXTERN int IsOldGlobal (CELL);
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inline EXTERN int
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IsOldGlobal (CELL reg)
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{
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return (int) (IN_BETWEEN (OldH0, reg, OldH));
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}
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inline EXTERN int IsOldGlobalPtr (CELL *);
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inline EXTERN int
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IsOldGlobalPtr (CELL * ptr)
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{
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return (int) (IN_BETWEEN (OldH0, ptr, OldH));
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}
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inline EXTERN int IsOldDelay (CELL);
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inline EXTERN int
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IsOldDelay (CELL reg)
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{
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return (int) (IN_BETWEEN (OldGlobalBase, reg, OldH0));
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}
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inline EXTERN int IsOldDelayPtr (CELL *);
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inline EXTERN int
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IsOldDelayPtr (CELL * ptr)
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{
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return (int) (IN_BETWEEN (OldGlobalBase, ptr, OldH0));
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}
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inline EXTERN int IsOldTrail (CELL);
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inline EXTERN int
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IsOldTrail (CELL reg)
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{
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return (int) (IN_BETWEEN (OldTrailBase, reg, OldTR));
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}
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inline EXTERN int IsOldTrailPtr (CELL *);
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inline EXTERN int
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IsOldTrailPtr (CELL * ptr)
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{
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return (int) (IN_BETWEEN (OldTrailBase, ptr, OldTR));
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}
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inline EXTERN int IsOldCode (CELL);
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inline EXTERN int
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IsOldCode (CELL reg)
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{
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return (int) (IN_BETWEEN (OldHeapBase, reg, OldHeapTop));
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}
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inline EXTERN int IsOldCodeCellPtr (CELL *);
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inline EXTERN int
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IsOldCodeCellPtr (CELL * ptr)
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{
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return (int) (IN_BETWEEN (OldHeapBase, ptr, OldHeapTop));
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}
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inline EXTERN int IsGlobal (CELL);
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inline EXTERN int
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IsGlobal (CELL reg)
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{
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return (int) (IN_BETWEEN (GlobalBase, reg, H));
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}
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void STD_PROTO (AdjustStacksAndTrail, (void));
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void STD_PROTO (AdjustRegs, (int));
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Reference in New Issue
Block a user