60d79804fe
improve error discovery and restart on scanner. git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1477 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
1083 lines
29 KiB
C
1083 lines
29 KiB
C
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/*************************************************************************
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* *
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* YAP Prolog *
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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: rclause.h *
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* comments: walk through a clause *
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* *
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* Last rev: $Date: 2005-12-17 03:25:39 $,$Author: vsc $ *
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* $Log: not supported by cvs2svn $
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* Revision 1.13 2005/11/24 15:35:29 tiagosoares
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* removed some compilation warnings related to the cut-c code
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*
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* Revision 1.12 2005/09/19 19:14:50 vsc
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* fix two instructions that were being read badly: op_fail and
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* switch_list_nl.
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*
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* Revision 1.11 2005/09/08 21:55:47 rslopes
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* BEAM for YAP update...
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*
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* Revision 1.10 2005/08/01 15:40:38 ricroc
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* TABLING NEW: better support for incomplete tabling
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*
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* Revision 1.9 2005/07/06 19:34:11 ricroc
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* TABLING: answers for completed calls can now be obtained by loading (new option) or executing (default) them from the trie data structure.
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*
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* Revision 1.8 2005/07/06 15:10:15 vsc
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* improvements to compiler: merged instructions and fixes for ->
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*
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* Revision 1.7 2005/06/04 07:26:43 ricroc
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* long int support for tabling
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*
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* Revision 1.6 2005/06/03 08:18:25 ricroc
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* float support for tabling
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*
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* Revision 1.5 2005/06/01 20:25:23 vsc
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* == and \= should not need a choice-point in ->
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*
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* Revision 1.4 2005/06/01 14:02:52 vsc
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* get_rid of try_me?, retry_me? and trust_me? instructions: they are not
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* significantly used nowadays.
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*
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* Revision 1.3 2005/05/30 03:26:37 vsc
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* add some atom gc fixes
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*
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* Revision 1.2 2005/04/10 04:01:13 vsc
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* bug fixes, I hope!
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*
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* Revision 1.1 2005/01/04 02:50:21 vsc
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* - allow MegaClauses with blobs
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* - change Diffs to be thread specific
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* - include Christian's updates
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*
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* Revision 1.47 2004/12/02 06:06:47 vsc
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* fix threads so that they at least start
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* allow error handling to work with threads
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* replace heap_base by Yap_heap_base, according to Yap's convention for globals.
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*
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* Revision 1.46 2004/11/23 21:16:21 vsc
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* A few extra fixes for saved states.
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*
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* Revision 1.45 2004/10/26 20:16:18 vsc
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* More bug fixes for overflow handling
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*
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* Revision 1.44 2004/10/06 16:55:47 vsc
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* change configure to support big mem configs
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* get rid of extra globals
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* fix trouble with multifile preds
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*
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* Revision 1.43 2004/09/27 20:45:04 vsc
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* Mega clauses
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* Fixes to sizeof(expand_clauses) which was being overestimated
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* Fixes to profiling+indexing
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* Fixes to reallocation of memory after restoring
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* Make sure all clauses, even for C, end in _Ystop
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* Don't reuse space for Streams
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* Fix Stream_F on StreaNo+1
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*
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* Revision 1.42 2004/06/05 03:37:00 vsc
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* coroutining is now a part of attvars.
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* some more fixes.
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*
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* Revision 1.41 2004/04/29 03:45:50 vsc
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* fix garbage collection in execute_tail
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*
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* Revision 1.40 2004/03/31 01:03:10 vsc
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* support expand group of clauses
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*
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* Revision 1.39 2004/03/19 11:35:42 vsc
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* trim_trail for default machine
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* be more aggressive about try-retry-trust chains.
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* - handle cases where block starts with a wait
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* - don't use _killed instructions, just let the thing rot by itself.
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* *
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* *
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*************************************************************************/
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static void
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restore_opcodes(yamop *pc)
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{
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do {
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op_numbers op = Yap_op_from_opcode(pc->opc);
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pc->opc = Yap_opcode(op);
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#ifdef DEBUG_RESTORE2
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fprintf(stderr, "%s ", Yap_op_names[op]);
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#endif
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switch (op) {
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case _Nstop:
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return;
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case _Ystop:
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#ifdef DEBUG_RESTORE2
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fprintf(stderr, "OK\n");
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#endif
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pc->u.l.l = PtoOpAdjust(pc->u.l.l);
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return;
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/* instructions type ld */
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case _try_me:
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case _retry_me:
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case _trust_me:
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case _profiled_retry_me:
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case _profiled_trust_me:
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case _count_retry_me:
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case _count_trust_me:
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case _spy_or_trymark:
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case _try_and_mark:
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case _profiled_retry_and_mark:
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case _count_retry_and_mark:
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case _retry_and_mark:
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case _try_clause:
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case _retry:
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case _trust:
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#ifdef YAPOR
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case _getwork:
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case _getwork_seq:
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case _sync:
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#endif
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#ifdef TABLING
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case _table_load_answer:
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case _table_try_answer:
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case _table_try_single:
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case _table_try_me:
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case _table_retry_me:
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case _table_trust_me:
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case _table_try:
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case _table_retry:
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case _table_trust:
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case _table_answer_resolution:
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case _table_completion:
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#endif /* TABLING */
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pc->u.ld.p = PtoPredAdjust(pc->u.ld.p);
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pc->u.ld.d = PtoOpAdjust(pc->u.ld.d);
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pc = NEXTOP(pc,ld);
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break;
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case _enter_lu_pred:
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case _stale_lu_index:
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pc->u.Ill.I = (LogUpdIndex *)PtoOpAdjust((yamop *)(pc->u.Ill.I));
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pc->u.Ill.l1 = PtoOpAdjust(pc->u.Ill.l1);
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pc->u.Ill.l2 = PtoOpAdjust(pc->u.Ill.l2);
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pc = pc->u.Ill.l1;
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break;
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/* instructions type p */
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#if !defined(YAPOR)
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case _or_last:
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#endif
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case _enter_profiling:
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case _retry_profiled:
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case _lock_lu:
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case _count_call:
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case _count_retry:
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case _procceed:
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pc->u.p.p = PtoPredAdjust(pc->u.p.p);
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pc = NEXTOP(pc,p);
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break;
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case _execute:
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case _dexecute:
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pc->u.pp.p = PtoPredAdjust(pc->u.pp.p);
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pc->u.pp.p0 = PtoPredAdjust(pc->u.pp.p0);
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pc = NEXTOP(pc,pp);
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break;
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case _trust_logical_pred:
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case _jump:
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case _move_back:
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case _skip:
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case _jump_if_var:
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case _try_in:
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case _try_clause2:
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case _try_clause3:
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case _try_clause4:
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case _retry2:
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case _retry3:
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case _retry4:
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case _p_eq:
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case _p_dif:
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pc->u.l.l = PtoOpAdjust(pc->u.l.l);
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pc = NEXTOP(pc,l);
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break;
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/* instructions type EC */
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case _jump_if_nonvar:
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pc->u.xll.l1 = PtoOpAdjust(pc->u.xll.l1);
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pc->u.xll.l2 = PtoOpAdjust(pc->u.xll.l2);
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pc->u.xll.x = XAdjust(pc->u.xll.x);
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pc = NEXTOP(pc,xll);
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break;
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/* instructions type EC */
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case _alloc_for_logical_pred:
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pc->u.EC.ClBase = (struct logic_upd_clause *)PtoOpAdjust((yamop *)pc->u.EC.ClBase);
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pc = NEXTOP(pc,EC);
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break;
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/* instructions type e */
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case _unify_idb_term:
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case _copy_idb_term:
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/* don't need no _Ystop to know we're done */
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return;
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case _trust_fail:
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case _op_fail:
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case _cut:
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case _cut_t:
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case _cut_e:
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case _allocate:
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case _deallocate:
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case _write_void:
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case _write_list:
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case _write_l_list:
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case _pop:
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case _index_pred:
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#if THREADS
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case _thread_local:
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#endif
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case _expand_index:
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case _undef_p:
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case _spy_pred:
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case _p_equal:
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case _p_functor:
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case _enter_a_profiling:
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case _count_a_call:
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case _index_dbref:
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case _index_blob:
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case _unlock_lu:
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#ifdef YAPOR
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case _getwork_first_time:
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#endif
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#ifdef TABLING
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case _trie_do_null:
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case _trie_trust_null:
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case _trie_try_null:
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case _trie_retry_null:
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case _trie_do_var:
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case _trie_trust_var:
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case _trie_try_var:
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case _trie_retry_var:
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case _trie_do_val:
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case _trie_trust_val:
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case _trie_try_val:
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case _trie_retry_val:
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case _trie_do_atom:
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case _trie_trust_atom:
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case _trie_try_atom:
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case _trie_retry_atom:
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case _trie_do_list:
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case _trie_trust_list:
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case _trie_try_list:
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case _trie_retry_list:
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case _trie_do_struct:
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case _trie_trust_struct:
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case _trie_try_struct:
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case _trie_retry_struct:
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case _trie_do_extension:
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case _trie_trust_extension:
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case _trie_try_extension:
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case _trie_retry_extension:
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case _trie_do_float:
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case _trie_trust_float:
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case _trie_try_float:
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case _trie_retry_float:
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case _trie_do_long:
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case _trie_trust_long:
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case _trie_try_long:
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case _trie_retry_long:
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#endif /* TABLING */
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#ifdef TABLING_INNER_CUTS
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case _clause_with_cut:
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#endif /* TABLING_INNER_CUTS */
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pc = NEXTOP(pc,e);
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break;
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/* instructions type x */
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case _save_b_x:
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case _commit_b_x:
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case _get_list:
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case _put_list:
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case _write_x_var:
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case _write_x_val:
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case _write_x_loc:
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pc->u.x.x = XAdjust(pc->u.x.x);
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pc = NEXTOP(pc,x);
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break;
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/* instructions type xF */
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case _p_atom_x:
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case _p_atomic_x:
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case _p_integer_x:
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case _p_nonvar_x:
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case _p_number_x:
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case _p_var_x:
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case _p_db_ref_x:
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case _p_primitive_x:
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case _p_compound_x:
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case _p_float_x:
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case _p_cut_by_x:
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pc->u.xF.x = XAdjust(pc->u.xF.x);
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pc->u.xF.F = PtoOpAdjust(pc->u.xF.F);
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pc = NEXTOP(pc,xF);
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break;
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case _expand_clauses:
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Yap_Error(SYSTEM_ERROR, TermNil,
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"Invalid Opcode expand_clauses at %p", pc);
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break;
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/* instructions type y */
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case _save_b_y:
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case _commit_b_y:
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case _write_y_var:
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case _write_y_val:
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case _write_y_loc:
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pc->u.y.y = YAdjust(pc->u.y.y);
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pc = NEXTOP(pc,y);
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break;
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/* instructions type yF */
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case _p_atom_y:
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case _p_atomic_y:
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case _p_integer_y:
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case _p_nonvar_y:
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case _p_number_y:
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case _p_var_y:
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case _p_db_ref_y:
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case _p_primitive_y:
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case _p_compound_y:
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case _p_float_y:
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case _p_cut_by_y:
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pc->u.yF.y = YAdjust(pc->u.yF.y);
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pc->u.yF.F = PtoOpAdjust(pc->u.yF.F);
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pc = NEXTOP(pc,yF);
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break;
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/* instructions type sla */
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case _p_execute_tail:
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case _p_execute:
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pc->u.sla.sla_u.p = PtoPredAdjust(pc->u.sla.sla_u.p);
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if (pc->u.sla.sla_u.mod != 0) {
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pc->u.sla.sla_u.mod = AtomTermAdjust(pc->u.sla.sla_u.mod);
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}
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pc->u.sla.p0 = PtoPredAdjust(pc->u.sla.p0);
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if (pc->u.sla.bmap != NULL) {
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pc->u.sla.bmap = CellPtoHeapAdjust(pc->u.sla.bmap);
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}
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pc = NEXTOP(pc,sla);
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break;
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case _fcall:
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case _call:
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#ifdef YAPOR
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case _or_last:
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#endif
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pc->u.sla.sla_u.p = PtoPredAdjust(pc->u.sla.sla_u.p);
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if (pc->u.sla.bmap != NULL) {
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pc->u.sla.bmap = CellPtoHeapAdjust(pc->u.sla.bmap);
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}
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pc->u.sla.p0 = PtoPredAdjust(pc->u.sla.p0);
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pc = NEXTOP(pc,sla);
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break;
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/* instructions type sla, but for disjunctions */
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case _either:
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case _or_else:
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if (pc->u.sla.bmap != NULL) {
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pc->u.sla.bmap = CellPtoHeapAdjust(pc->u.sla.bmap);
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}
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pc->u.sla.sla_u.l = PtoOpAdjust(pc->u.sla.sla_u.l);
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pc->u.sla.p0 = PtoPredAdjust(pc->u.sla.p0);
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pc = NEXTOP(pc,sla);
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break;
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/* instructions type sla, but for functions */
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case _call_cpred:
|
|
case _call_usercpred:
|
|
pc->u.sla.sla_u.p = PtoPredAdjust(pc->u.sla.sla_u.p);
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pc->u.sla.p0 = PtoPredAdjust(pc->u.sla.p0);
|
|
if (pc->u.sla.bmap != NULL) {
|
|
pc->u.sla.bmap = CellPtoHeapAdjust(pc->u.sla.bmap);
|
|
}
|
|
pc = NEXTOP(pc,sla);
|
|
break;
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|
/* instructions type xx */
|
|
case _get_x_var:
|
|
case _get_x_val:
|
|
case _glist_valx:
|
|
case _gl_void_varx:
|
|
case _gl_void_valx:
|
|
case _put_x_var:
|
|
case _put_x_val:
|
|
pc->u.xx.xr = XAdjust(pc->u.xx.xr);
|
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pc->u.xx.xl = XAdjust(pc->u.xx.xl);
|
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pc = NEXTOP(pc,xx);
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|
break;
|
|
case _put_xx_val:
|
|
pc->u.xxxx.xr1 = XAdjust(pc->u.xxxx.xr1);
|
|
pc->u.xxxx.xl1 = XAdjust(pc->u.xxxx.xl1);
|
|
pc->u.xxxx.xr2 = XAdjust(pc->u.xxxx.xr2);
|
|
pc->u.xxxx.xl2 = XAdjust(pc->u.xxxx.xl2);
|
|
pc = NEXTOP(pc,xxxx);
|
|
break;
|
|
/* instructions type yx */
|
|
case _get_y_var:
|
|
case _get_y_val:
|
|
case _put_y_var:
|
|
case _put_y_val:
|
|
case _put_unsafe:
|
|
pc->u.yx.x = XAdjust(pc->u.yx.x);
|
|
pc->u.yx.y = YAdjust(pc->u.yx.y);
|
|
pc = NEXTOP(pc,yx);
|
|
break;
|
|
/* instructions type xc */
|
|
case _get_atom:
|
|
case _put_atom:
|
|
case _get_float:
|
|
case _get_longint:
|
|
case _get_bigint:
|
|
pc->u.xc.x = XAdjust(pc->u.xc.x);
|
|
{
|
|
Term t = pc->u.xc.c;
|
|
if (IsAtomTerm(t))
|
|
pc->u.xc.c = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.xc.c = BlobTermAdjust(t);
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|
}
|
|
pc = NEXTOP(pc,xc);
|
|
break;
|
|
/* instructions type cc */
|
|
case _get_2atoms:
|
|
{
|
|
Term t = pc->u.cc.c1;
|
|
if (IsAtomTerm(t))
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|
pc->u.cc.c1 = AtomTermAdjust(t);
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|
else if (IsApplTerm(t))
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|
pc->u.cc.c1 = BlobTermAdjust(t);
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|
}
|
|
{
|
|
Term t = pc->u.cc.c2;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cc.c2 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cc.c2 = BlobTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,cc);
|
|
break;
|
|
/* instructions type ccc */
|
|
case _get_3atoms:
|
|
{
|
|
Term t = pc->u.ccc.c1;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccc.c1 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccc.c1 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.ccc.c2;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccc.c2 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccc.c2 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.ccc.c3;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccc.c3 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccc.c3 = BlobTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,ccc);
|
|
break;
|
|
/* instructions type cccc */
|
|
case _get_4atoms:
|
|
{
|
|
Term t = pc->u.cccc.c1;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccc.c1 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccc.c1 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccc.c2;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccc.c2 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccc.c2 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccc.c3;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccc.c3 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccc.c3 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccc.c4;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccc.c4 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccc.c4 = BlobTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,cccc);
|
|
break;
|
|
/* instructions type ccccc */
|
|
case _get_5atoms:
|
|
{
|
|
Term t = pc->u.ccccc.c1;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccccc.c1 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccccc.c1 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.ccccc.c2;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccccc.c2 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccccc.c2 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.ccccc.c3;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccccc.c3 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccccc.c3 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.ccccc.c4;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccccc.c4 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccccc.c4 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.ccccc.c5;
|
|
if (IsAtomTerm(t))
|
|
pc->u.ccccc.c5 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.ccccc.c5 = BlobTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,ccccc);
|
|
break;
|
|
/* instructions type cccccc */
|
|
case _get_6atoms:
|
|
{
|
|
Term t = pc->u.cccccc.c1;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccccc.c1 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccccc.c1 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccccc.c2;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccccc.c2 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccccc.c2 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccccc.c3;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccccc.c3 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccccc.c3 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccccc.c4;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccccc.c4 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccccc.c4 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccccc.c5;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccccc.c5 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccccc.c5 = BlobTermAdjust(t);
|
|
}
|
|
{
|
|
Term t = pc->u.cccccc.c6;
|
|
if (IsAtomTerm(t))
|
|
pc->u.cccccc.c6 = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.cccccc.c6 = BlobTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,cccccc);
|
|
break;
|
|
/* instructions type xf */
|
|
case _get_struct:
|
|
case _put_struct:
|
|
pc->u.xf.x = XAdjust(pc->u.xf.x);
|
|
pc->u.xf.f = FuncAdjust(pc->u.xf.f);
|
|
pc = NEXTOP(pc,xf);
|
|
break;
|
|
/* instructions type xy */
|
|
case _glist_valy:
|
|
case _gl_void_vary:
|
|
case _gl_void_valy:
|
|
pc->u.xy.x = XAdjust(pc->u.xy.x);
|
|
pc->u.xy.y = YAdjust(pc->u.xy.y);
|
|
pc = NEXTOP(pc,xy);
|
|
break;
|
|
/* instructions type ox */
|
|
case _unify_x_var:
|
|
case _unify_x_var_write:
|
|
case _unify_l_x_var:
|
|
case _unify_l_x_var_write:
|
|
case _unify_x_val_write:
|
|
case _unify_x_val:
|
|
case _unify_l_x_val_write:
|
|
case _unify_l_x_val:
|
|
case _unify_x_loc_write:
|
|
case _unify_x_loc:
|
|
case _unify_l_x_loc_write:
|
|
case _unify_l_x_loc:
|
|
case _save_pair_x_write:
|
|
case _save_pair_x:
|
|
case _save_appl_x_write:
|
|
case _save_appl_x:
|
|
pc->u.ox.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.ox.opcw));
|
|
pc->u.ox.x = XAdjust(pc->u.ox.x);
|
|
pc = NEXTOP(pc,ox);
|
|
break;
|
|
/* instructions type oxx */
|
|
case _unify_x_var2:
|
|
case _unify_x_var2_write:
|
|
case _unify_l_x_var2:
|
|
case _unify_l_x_var2_write:
|
|
pc->u.oxx.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.oxx.opcw));
|
|
pc->u.oxx.xl = XAdjust(pc->u.oxx.xl);
|
|
pc->u.oxx.xr = XAdjust(pc->u.oxx.xr);
|
|
pc = NEXTOP(pc,oxx);
|
|
break;
|
|
/* instructions type oy */
|
|
case _unify_y_var:
|
|
case _unify_y_var_write:
|
|
case _unify_l_y_var:
|
|
case _unify_l_y_var_write:
|
|
case _unify_y_val_write:
|
|
case _unify_y_val:
|
|
case _unify_l_y_val_write:
|
|
case _unify_l_y_val:
|
|
case _unify_y_loc_write:
|
|
case _unify_y_loc:
|
|
case _unify_l_y_loc_write:
|
|
case _unify_l_y_loc:
|
|
case _save_pair_y_write:
|
|
case _save_pair_y:
|
|
case _save_appl_y_write:
|
|
case _save_appl_y:
|
|
pc->u.oy.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.oy.opcw));
|
|
pc->u.oy.y = YAdjust(pc->u.oy.y);
|
|
pc = NEXTOP(pc,oy);
|
|
break;
|
|
/* instructions type o */
|
|
case _unify_void_write:
|
|
case _unify_void:
|
|
case _unify_l_void_write:
|
|
case _unify_l_void:
|
|
case _unify_list_write:
|
|
case _unify_list:
|
|
case _unify_l_list_write:
|
|
case _unify_l_list:
|
|
pc->u.o.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.o.opcw));
|
|
pc = NEXTOP(pc,o);
|
|
break;
|
|
/* instructions type os */
|
|
case _unify_n_voids_write:
|
|
case _unify_n_voids:
|
|
case _unify_l_n_voids_write:
|
|
case _unify_l_n_voids:
|
|
pc->u.os.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.os.opcw));
|
|
pc = NEXTOP(pc,os);
|
|
break;
|
|
/* instructions type oc */
|
|
case _unify_atom_write:
|
|
case _unify_atom:
|
|
case _unify_l_atom_write:
|
|
case _unify_l_atom:
|
|
case _unify_float:
|
|
case _unify_l_float:
|
|
case _unify_longint:
|
|
case _unify_l_longint:
|
|
case _unify_bigint:
|
|
case _unify_l_bigint:
|
|
pc->u.oc.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.oc.opcw));
|
|
{
|
|
Term t = pc->u.oc.c;
|
|
if (IsAtomTerm(t))
|
|
pc->u.oc.c = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.oc.c = BlobTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,oc);
|
|
break;
|
|
/* instructions type osc */
|
|
case _unify_n_atoms_write:
|
|
case _unify_n_atoms:
|
|
pc->u.osc.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.osc.opcw));
|
|
{
|
|
Term t = pc->u.osc.c;
|
|
if (IsAtomTerm(t))
|
|
pc->u.osc.c = AtomTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,osc);
|
|
break;
|
|
/* instructions type of */
|
|
case _unify_struct_write:
|
|
case _unify_struct:
|
|
case _unify_l_struc_write:
|
|
case _unify_l_struc:
|
|
pc->u.of.opcw = Yap_opcode(Yap_op_from_opcode(pc->u.of.opcw));
|
|
pc->u.of.f = FuncAdjust(pc->u.of.f);
|
|
pc = NEXTOP(pc,of);
|
|
break;
|
|
/* instructions type s */
|
|
case _write_n_voids:
|
|
case _pop_n:
|
|
#ifdef BEAM
|
|
case _run_eam:
|
|
#endif
|
|
#ifdef TABLING
|
|
case _table_new_answer:
|
|
#endif /* TABLING */
|
|
pc = NEXTOP(pc,s);
|
|
break;
|
|
/* instructions type c */
|
|
case _write_atom:
|
|
{
|
|
Term t = pc->u.c.c;
|
|
if (IsAtomTerm(t))
|
|
pc->u.c.c = AtomTermAdjust(t);
|
|
else if (IsApplTerm(t))
|
|
pc->u.c.c = BlobTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,c);
|
|
break;
|
|
/* instructions type sc */
|
|
case _write_n_atoms:
|
|
{
|
|
Term t = pc->u.sc.c;
|
|
if (IsAtomTerm(t))
|
|
pc->u.sc.c = AtomTermAdjust(t);
|
|
}
|
|
pc = NEXTOP(pc,sc);
|
|
break;
|
|
/* instructions type f */
|
|
case _write_struct:
|
|
case _write_l_struc:
|
|
pc->u.f.f = FuncAdjust(pc->u.f.f);
|
|
pc = NEXTOP(pc,f);
|
|
break;
|
|
/* instructions type sdl */
|
|
case _call_c_wfail:
|
|
pc->u.sdl.p = PtoPredAdjust(pc->u.sdl.p);
|
|
pc->u.sdl.l = PtoOpAdjust(pc->u.sdl.l);
|
|
pc = NEXTOP(pc,sdl);
|
|
break;
|
|
/* instructions type lds */
|
|
case _try_c:
|
|
case _try_userc:
|
|
/* don't need to do no nothing here, initstaff will do it for us
|
|
*/
|
|
pc->u.lds.p = PtoPredAdjust(pc->u.lds.p);
|
|
pc = NEXTOP(pc,lds);
|
|
break;
|
|
case _retry_c:
|
|
case _retry_userc:
|
|
/* don't need to do no nothing here, initstaff will do it for us
|
|
pc->u.lds.d = CCodeAdjust(pc->u.lds.d); */
|
|
pc->u.lds.p = PtoPredAdjust(pc->u.lds.p);
|
|
pc = NEXTOP(pc,lds);
|
|
break;
|
|
#ifdef CUT_C
|
|
case _cut_c:
|
|
case _cut_userc:
|
|
/* don't need to do nothing here, because this two instructions
|
|
are "phantom" instructions. (see: cut_c implementation paper
|
|
on PADL 2006) */
|
|
break;
|
|
#endif
|
|
/* instructions type llll */
|
|
case _switch_on_type:
|
|
pc->u.llll.l1 = PtoOpAdjust(pc->u.llll.l1);
|
|
pc->u.llll.l2 = PtoOpAdjust(pc->u.llll.l2);
|
|
pc->u.llll.l3 = PtoOpAdjust(pc->u.llll.l3);
|
|
pc->u.llll.l4 = PtoOpAdjust(pc->u.llll.l4);
|
|
pc = NEXTOP(pc,llll);
|
|
break;
|
|
/* instructions type xllll */
|
|
case _switch_list_nl:
|
|
pc->u.ollll.pop = Yap_opcode(Yap_op_from_opcode(pc->u.ollll.pop));
|
|
pc->u.ollll.l1 = PtoOpAdjust(pc->u.ollll.l1);
|
|
pc->u.ollll.l2 = PtoOpAdjust(pc->u.ollll.l2);
|
|
pc->u.ollll.l3 = PtoOpAdjust(pc->u.ollll.l3);
|
|
pc->u.ollll.l4 = PtoOpAdjust(pc->u.ollll.l4);
|
|
pc = NEXTOP(pc,ollll);
|
|
break;
|
|
/* instructions type xllll */
|
|
case _switch_on_arg_type:
|
|
pc->u.xllll.x = XAdjust(pc->u.xllll.x);
|
|
pc->u.xllll.l1 = PtoOpAdjust(pc->u.xllll.l1);
|
|
pc->u.xllll.l2 = PtoOpAdjust(pc->u.xllll.l2);
|
|
pc->u.xllll.l3 = PtoOpAdjust(pc->u.xllll.l3);
|
|
pc->u.xllll.l4 = PtoOpAdjust(pc->u.xllll.l4);
|
|
pc = NEXTOP(pc,xllll);
|
|
break;
|
|
/* instructions type sllll */
|
|
case _switch_on_sub_arg_type:
|
|
pc->u.sllll.l1 = PtoOpAdjust(pc->u.sllll.l1);
|
|
pc->u.sllll.l2 = PtoOpAdjust(pc->u.sllll.l2);
|
|
pc->u.sllll.l3 = PtoOpAdjust(pc->u.sllll.l3);
|
|
pc->u.sllll.l4 = PtoOpAdjust(pc->u.sllll.l4);
|
|
pc = NEXTOP(pc,sllll);
|
|
break;
|
|
/* instructions type lll */
|
|
case _if_not_then:
|
|
{
|
|
Term t = pc->u.clll.c;
|
|
if (IsAtomTerm(t))
|
|
pc->u.clll.c = AtomTermAdjust(t);
|
|
}
|
|
pc->u.clll.l1 = PtoOpAdjust(pc->u.clll.l1);
|
|
pc->u.clll.l2 = PtoOpAdjust(pc->u.clll.l2);
|
|
pc->u.clll.l3 = PtoOpAdjust(pc->u.clll.l3);
|
|
pc = NEXTOP(pc,clll);
|
|
break;
|
|
/* switch_on_func */
|
|
case _switch_on_func:
|
|
{
|
|
int i, j;
|
|
CELL *oldcode, *startcode;
|
|
|
|
i = pc->u.sssl.s;
|
|
startcode = oldcode = (CELL *)(pc->u.sssl.l = PtoOpAdjust(pc->u.sssl.l));
|
|
for (j = 0; j < i; j++) {
|
|
Functor oldfunc = (Functor)(oldcode[0]);
|
|
CODEADDR oldjmp = (CODEADDR)(oldcode[1]);
|
|
if (oldfunc != NULL) {
|
|
oldcode[0] = (CELL)FuncAdjust(oldfunc);
|
|
}
|
|
oldcode[1] = (CELL)CodeAddrAdjust(oldjmp);
|
|
oldcode += 2;
|
|
}
|
|
rehash(startcode, i, Funcs);
|
|
pc = NEXTOP(pc,sssl);
|
|
}
|
|
break;
|
|
/* switch_on_cons */
|
|
case _switch_on_cons:
|
|
{
|
|
int i, j;
|
|
CELL *oldcode;
|
|
#if !USE_OFFSETS
|
|
CELL *startcode;
|
|
#endif
|
|
|
|
i = pc->u.sssl.s;
|
|
#if !USE_OFFSETS
|
|
startcode =
|
|
#endif
|
|
oldcode = (CELL *)(pc->u.sssl.l = PtoOpAdjust(pc->u.sssl.l));
|
|
for (j = 0; j < i; j++) {
|
|
Term oldcons = oldcode[0];
|
|
CODEADDR oldjmp = (CODEADDR)(oldcode[1]);
|
|
if (oldcons != 0x0 && IsAtomTerm(oldcons)) {
|
|
oldcode[0] = AtomTermAdjust(oldcons);
|
|
}
|
|
oldcode[1] = (CELL)CodeAddrAdjust(oldjmp);
|
|
oldcode += 2;
|
|
}
|
|
#if !USE_OFFSETS
|
|
rehash(startcode, i, Atomics);
|
|
#endif
|
|
pc = NEXTOP(pc,sssl);
|
|
}
|
|
break;
|
|
case _go_on_func:
|
|
{
|
|
CELL *oldcode = (CELL *)(pc->u.sssl.l = PtoOpAdjust(pc->u.sssl.l));
|
|
Functor oldfunc = (Functor)(oldcode[0]);
|
|
|
|
oldcode[0] = (CELL)FuncAdjust(oldfunc);
|
|
oldcode[1] = (CELL)CodeAddrAdjust((CODEADDR)oldcode[1]);
|
|
oldcode[3] = (CELL)CodeAddrAdjust((CODEADDR)oldcode[3]);
|
|
}
|
|
pc = NEXTOP(pc,sssl);
|
|
break;
|
|
case _go_on_cons:
|
|
{
|
|
CELL *oldcode = (CELL *)(pc->u.sssl.l = PtoOpAdjust(pc->u.sssl.l));
|
|
Term oldcons = oldcode[0];
|
|
|
|
if (IsAtomTerm(oldcons)) {
|
|
oldcode[0] = AtomTermAdjust(oldcons);
|
|
}
|
|
oldcode[1] = (CELL)CodeAddrAdjust((CODEADDR)oldcode[1]);
|
|
oldcode[3] = (CELL)CodeAddrAdjust((CODEADDR)oldcode[3]);
|
|
}
|
|
pc = NEXTOP(pc,sssl);
|
|
break;
|
|
case _if_func:
|
|
{
|
|
CELL *oldcode = (CELL *)(pc->u.sssl.l = PtoOpAdjust(pc->u.sssl.l));
|
|
Int j;
|
|
|
|
for (j = 0; j < pc->u.sssl.s; j++) {
|
|
Functor oldfunc = (Functor)(oldcode[0]);
|
|
CODEADDR oldjmp = (CODEADDR)(oldcode[1]);
|
|
oldcode[0] = (CELL)FuncAdjust(oldfunc);
|
|
oldcode[1] = (CELL)CodeAddrAdjust(oldjmp);
|
|
oldcode += 2;
|
|
}
|
|
/* adjust fail code */
|
|
oldcode[1] = (CELL)CodeAddrAdjust((CODEADDR)oldcode[1]);
|
|
}
|
|
pc = NEXTOP(pc,sssl);
|
|
break;
|
|
case _if_cons:
|
|
{
|
|
CELL *oldcode = (CELL *)(pc->u.sssl.l = PtoOpAdjust(pc->u.sssl.l));
|
|
Int j;
|
|
|
|
for (j = 0; j < pc->u.sssl.s; j++) {
|
|
Term oldcons = oldcode[0];
|
|
CODEADDR oldjmp = (CODEADDR)(oldcode[1]);
|
|
if (IsAtomTerm(oldcons)) {
|
|
oldcode[0] = (CELL)AtomTermAdjust(oldcons);
|
|
}
|
|
oldcode[1] = (CELL)CodeAddrAdjust(oldjmp);
|
|
oldcode += 2;
|
|
}
|
|
/* adjust fail code */
|
|
oldcode[1] = (CELL)CodeAddrAdjust((CODEADDR)oldcode[1]);
|
|
}
|
|
pc = NEXTOP(pc,sssl);
|
|
break;
|
|
/* instructions type xxx */
|
|
case _p_plus_vv:
|
|
case _p_minus_vv:
|
|
case _p_times_vv:
|
|
case _p_div_vv:
|
|
case _p_and_vv:
|
|
case _p_or_vv:
|
|
case _p_sll_vv:
|
|
case _p_slr_vv:
|
|
case _p_arg_vv:
|
|
case _p_func2s_vv:
|
|
case _p_func2f_xx:
|
|
pc->u.xxx.x = XAdjust(pc->u.xxx.x);
|
|
pc->u.xxx.x1 = XAdjust(pc->u.xxx.x1);
|
|
pc->u.xxx.x2 = XAdjust(pc->u.xxx.x2);
|
|
pc = NEXTOP(pc,xxx);
|
|
break;
|
|
/* instructions type xxc */
|
|
case _p_plus_vc:
|
|
case _p_minus_cv:
|
|
case _p_times_vc:
|
|
case _p_div_cv:
|
|
case _p_and_vc:
|
|
case _p_or_vc:
|
|
case _p_sll_vc:
|
|
case _p_slr_vc:
|
|
case _p_func2s_vc:
|
|
pc->u.xxc.x = XAdjust(pc->u.xxc.x);
|
|
pc->u.xxc.xi = XAdjust(pc->u.xxc.xi);
|
|
pc = NEXTOP(pc,xxc);
|
|
break;
|
|
case _p_div_vc:
|
|
case _p_sll_cv:
|
|
case _p_slr_cv:
|
|
case _p_arg_cv:
|
|
pc->u.xcx.x = XAdjust(pc->u.xcx.x);
|
|
pc->u.xcx.xi = XAdjust(pc->u.xcx.xi);
|
|
pc = NEXTOP(pc,xcx);
|
|
break;
|
|
case _p_func2s_cv:
|
|
pc->u.xcx.x = XAdjust(pc->u.xcx.x);
|
|
if (IsAtomTerm(pc->u.xcx.c))
|
|
pc->u.xcx.c = AtomTermAdjust(pc->u.xcx.c);
|
|
pc->u.xcx.xi = XAdjust(pc->u.xcx.xi);
|
|
pc = NEXTOP(pc,xcx);
|
|
break;
|
|
/* instructions type xyx */
|
|
case _p_func2f_xy:
|
|
pc->u.xyx.x = XAdjust(pc->u.xyx.x);
|
|
pc->u.xyx.x1 = XAdjust(pc->u.xyx.x1);
|
|
pc->u.xyx.y2 = YAdjust(pc->u.xyx.y2);
|
|
pc = NEXTOP(pc,xyx);
|
|
break;
|
|
/* instructions type yxx */
|
|
case _p_plus_y_vv:
|
|
case _p_minus_y_vv:
|
|
case _p_times_y_vv:
|
|
case _p_div_y_vv:
|
|
case _p_and_y_vv:
|
|
case _p_or_y_vv:
|
|
case _p_sll_y_vv:
|
|
case _p_slr_y_vv:
|
|
case _p_arg_y_vv:
|
|
case _p_func2s_y_vv:
|
|
case _p_func2f_yx:
|
|
pc->u.yxx.y = YAdjust(pc->u.yxx.y);
|
|
pc->u.yxx.x1 = XAdjust(pc->u.yxx.x1);
|
|
pc->u.yxx.x2 = XAdjust(pc->u.yxx.x2);
|
|
pc = NEXTOP(pc,yxx);
|
|
break;
|
|
/* instructions type yyx */
|
|
case _p_func2f_yy:
|
|
pc->u.yyx.y1 = YAdjust(pc->u.yyx.y1);
|
|
pc->u.yyx.y2 = YAdjust(pc->u.yyx.y2);
|
|
pc->u.yyx.x = XAdjust(pc->u.yyx.x);
|
|
pc = NEXTOP(pc,yyx);
|
|
break;
|
|
/* instructions type yxc */
|
|
case _p_plus_y_vc:
|
|
case _p_minus_y_cv:
|
|
case _p_times_y_vc:
|
|
case _p_div_y_vc:
|
|
case _p_div_y_cv:
|
|
case _p_and_y_vc:
|
|
case _p_or_y_vc:
|
|
case _p_sll_y_vc:
|
|
case _p_slr_y_vc:
|
|
case _p_func2s_y_vc:
|
|
pc->u.yxc.y = YAdjust(pc->u.yxc.y);
|
|
pc->u.yxc.xi = XAdjust(pc->u.yxc.xi);
|
|
pc = NEXTOP(pc,yxc);
|
|
break;
|
|
/* instructions type ycx */
|
|
case _p_sll_y_cv:
|
|
case _p_slr_y_cv:
|
|
case _p_arg_y_cv:
|
|
pc->u.ycx.y = YAdjust(pc->u.ycx.y);
|
|
pc->u.ycx.xi = XAdjust(pc->u.ycx.xi);
|
|
pc = NEXTOP(pc,ycx);
|
|
break;
|
|
/* instructions type ycx */
|
|
case _p_func2s_y_cv:
|
|
pc->u.ycx.y = YAdjust(pc->u.ycx.y);
|
|
if (IsAtomTerm(pc->u.ycx.c))
|
|
pc->u.ycx.c = AtomTermAdjust(pc->u.ycx.c);
|
|
pc->u.ycx.xi = XAdjust(pc->u.ycx.xi);
|
|
pc = NEXTOP(pc,ycx);
|
|
break;
|
|
/* instructions type llxx */
|
|
case _call_bfunc_xx:
|
|
pc->u.llxx.p = PtoPredAdjust(pc->u.llxx.p);
|
|
pc->u.llxx.f = PtoOpAdjust(pc->u.llxx.f);
|
|
pc->u.llxx.x1 = XAdjust(pc->u.llxx.x1);
|
|
pc->u.llxx.x2 = XAdjust(pc->u.llxx.x2);
|
|
pc = NEXTOP(pc,llxx);
|
|
break;
|
|
/* instructions type llxy */
|
|
case _call_bfunc_yx:
|
|
case _call_bfunc_xy:
|
|
pc->u.llxy.p = PtoPredAdjust(pc->u.llxy.p);
|
|
pc->u.llxy.f = PtoOpAdjust(pc->u.llxy.f);
|
|
pc->u.llxy.x = XAdjust(pc->u.llxy.x);
|
|
pc->u.llxy.y = YAdjust(pc->u.llxy.y);
|
|
pc = NEXTOP(pc,llxy);
|
|
break;
|
|
case _call_bfunc_yy:
|
|
pc->u.llyy.p = PtoPredAdjust(pc->u.llyy.p);
|
|
pc->u.llyy.f = PtoOpAdjust(pc->u.llxy.f);
|
|
pc->u.llyy.y1 = YAdjust(pc->u.llyy.y1);
|
|
pc->u.llyy.y2 = YAdjust(pc->u.llyy.y2);
|
|
pc = NEXTOP(pc,llyy);
|
|
break;
|
|
}
|
|
} while (TRUE);
|
|
}
|
|
|