diogo/yap-6.3
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"single" indexing cannot disable wait nodes for LU predicates.

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Otherwise, memory recovery breaks down.
This commit is contained in:
Vitor Santos Costa 2008-09-14 05:11:51 +01:00
parent 473012316a
commit 537dbb19fa
1 changed files with 10 additions and 25 deletions
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27
C/index.c
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@ -3971,8 +3971,7 @@ static UInt
do_var_entries(GroupDef *grp, Term t, struct intermediates *cint, UInt argno, int first, int clleft, UInt nxtlbl){
PredEntry *ap = cint->CurrentPred;
if ((!IsVarTerm(t) || t != 0L) &&
yap_flags[INDEXING_MODE_FLAG] != INDEX_MODE_SINGLE) {
if (!IsVarTerm(t) || t != 0L) {
return suspend_indexing(grp->FirstClause, grp->LastClause, ap, cint);
}
return do_var_group(grp, cint, FALSE, first, clleft, nxtlbl, ap->ArityOfPE+1);
@ -4008,20 +4007,12 @@ do_consts(GroupDef *grp, Term t, struct intermediates *cint, int compound_term,
if (min != max) {
if (sreg != NULL) {
if (ap->PredFlags & LogUpdatePredFlag && max > min) {
if (yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE) {
ics->u.Label = do_index(min, max, cint, ap->ArityOfPE+1, nxtlbl, first, clleft, top);
} else {
ics->u.Label = suspend_indexing(min, max, ap, cint);
}
} else {
ics->u.Label = do_compound_index(min, max, sreg, cint, compound_term, arity, argno, nxtlbl, first, last_arg, clleft, top, TRUE);
}
} else if (ap->PredFlags & LogUpdatePredFlag) {
if (yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE) {
ics->u.Label = do_index(min, max, cint, ap->ArityOfPE+1, nxtlbl, first, clleft, top);
} else {
ics->u.Label = suspend_indexing(min, max, cint->CurrentPred, cint);
}
} else {
ics->u.Label = do_index(min, max, cint, argno+1, nxtlbl, first, clleft, top);
}
@ -4055,11 +4046,7 @@ do_blobs(GroupDef *grp, Term t, struct intermediates *cint, UInt argno, int firs
max != grp->LastClause) max++;
if (min != max &&
(ap->PredFlags & LogUpdatePredFlag)) {
if (yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE) {
ics->u.Label = do_index(min, max, cint, ap->ArityOfPE+1, nxtlbl, first, clleft, top);
} else {
ics->u.Label = suspend_indexing(min, max, ap, cint);
}
} else {
ics->u.Label = do_index(min, max, cint, argno+1, nxtlbl, first, clleft, top);
}
@ -4147,12 +4134,8 @@ do_pair(GroupDef *grp, Term t, struct intermediates *cint, UInt argno, int first
}
}
if (min != max && !IsPairTerm(t)) {
if (yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE) {
return do_index(min, max, cint, cint->CurrentPred->ArityOfPE+1, nxtlbl, first, clleft, top);
} else {
return suspend_indexing(min, max, cint->CurrentPred, cint);
}
}
return do_compound_index(min, max, (IsPairTerm(t) ? RepPair(t) : NULL), cint, 0, 2, argno, nxtlbl, first, last_arg, clleft, top, TRUE);
}
@ -4397,7 +4380,7 @@ do_index(ClauseDef *min, ClauseDef* max, struct intermediates *cint, UInt argno,
/* base case, just commit to the current code */
return emit_single_switch_case(min, cint, first, clleft, fail_l);
}
if ((argno > 1 && yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE) ||
if ((argno > 1 && yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE && ap->PredFlags & LogUpdatePredFlag) ||
yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_OFF ||
ap->ArityOfPE < argno) {
return do_var_clauses(min, max, FALSE, cint, first, clleft, fail_l, ap->ArityOfPE+1);
@ -4421,7 +4404,8 @@ do_index(ClauseDef *min, ClauseDef* max, struct intermediates *cint, UInt argno,
Yap_emit(jump_nv_op, susp_lab, argno, cint);
}
if (argno == ap->ArityOfPE ||
yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE) {
(yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE &&
ap->PredFlags & LogUpdatePredFlag)) {
do_var_clauses(min, max, FALSE, cint, first, clleft, fail_l, argno0);
cint->expand_block = eblk;
return lablx;
@ -4546,7 +4530,7 @@ do_compound_index(ClauseDef *min0, ClauseDef* max0, Term* sreg, struct intermedi
/* base case, just commit to the current code */
return emit_single_switch_case(min0, cint, first, clleft, fail_l);
}
if (yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE) {
if (yap_flags[INDEXING_MODE_FLAG] == INDEX_MODE_SINGLE && ap->PredFlags & LogUpdatePredFlag) {
*newlabp =
do_var_clauses(min0, max0, FALSE, cint, first, clleft, fail_l, ap->ArityOfPE+1);
return ret_lab;
@ -6401,6 +6385,7 @@ remove_dirty_clauses_from_index(yamop *header)
#endif
clean_ref_to_clause(cl);
curp = curp->u.OtaLl.n;
Yap_LUIndexSpace_CP -= (UInt)NEXTOP((yamop*)NULL,OtaLl);
Yap_FreeCodeSpace((ADDR)ocurp);
}
*prevp = curp;