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This commit is contained in:
Vitor Santos Costa 2019-02-13 09:44:24 +00:00
parent 2c80e33c6a
commit c4b78e161b
19 changed files with 107 additions and 85 deletions
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5
C/cmppreds.c
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@ -728,7 +728,7 @@ static Int p_acomp(USES_REGS1) { /* $a_compare(?R,+X,+Y) */
The value of the expression _X_ is equal to the value of expression _Y_.
*/
/// @memberof =:=/2
static Int a_eq(Term t1, Term t2) {
CACHE_REGS
/* A =:= B */
@ -769,7 +769,6 @@ static Int a_eq(Term t1, Term t2) {
The value of the expression _X_ is different from the value of expression
_Y_.
*/
/// @memberof =\\=/2
static Int a_dif(Term t1, Term t2) {
CACHE_REGS
Int out = a_cmp(Deref(t1), Deref(t2) PASS_REGS);
@ -809,7 +808,6 @@ static Int a_ge(Term t1, Term t2) { /* A >= B */
The value of the expression _X_ is less than the value of expression
_Y_.
*/
/// @memberof </2
static Int a_lt(Term t1, Term t2) { /* A < B */
CACHE_REGS
Int out = a_cmp(Deref(t1), Deref(t2) PASS_REGS);
@ -825,7 +823,6 @@ static Int a_lt(Term t1, Term t2) { /* A < B */
The value of the expression _X_ is less than or equal to the value
of expression _Y_.
*/
/// @memberof =</2
static Int a_le(Term t1, Term t2) { /* A <= B */
CACHE_REGS
Int out = a_cmp(Deref(t1), Deref(t2) PASS_REGS);

2
C/flags.c
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@ -26,7 +26,7 @@
/**
@defgroup YAPFlags C-code to handle Prolog flags.
@defgroup YAPFlagsC C-code to handle Prolog flags.
@ingroup YAPFlags
@{

144
C/terms.c
View File

@ -242,24 +242,24 @@ var_in_term_nvar : { \
return false; \
}
#define CYC_LIST \
if (IS_VISIT_MARKER) { \
while (to_visit > to_visit0) { \
to_visit--; \
to_visit->ptd0[0] = to_visit->d0; \
} \
pop_text_stack(lvl); \
return true; \
#define CYC_LIST \
if (IS_VISIT_MARKER) { \
while (to_visit > to_visit0) { \
to_visit--; \
to_visit->ptd0[0] = to_visit->d0; \
} \
pop_text_stack(lvl); \
return true; \
}
#define CYC_APPL \
if (IS_VISIT_MARKER) { \
while (to_visit > to_visit0) { \
to_visit--; \
to_visit->ptd0[0] = to_visit->d0; \
}\
pop_text_stack(lvl); \
return true; \
#define CYC_APPL \
if (IS_VISIT_MARKER) { \
while (to_visit > to_visit0) { \
to_visit--; \
to_visit->ptd0[0] = to_visit->d0; \
} \
pop_text_stack(lvl); \
return true; \
}
/**
@ -311,7 +311,7 @@ static Term BREAK_LOOP(Int ddep) {
@brief routine to locate all variables in a term, and its applications */
static int cycles_in_complex_term(register CELL *pt0,
register CELL *pt0_end USES_REGS) {
register CELL *pt0_end USES_REGS) {
int lvl = push_text_stack();
int rc = 0;
@ -320,8 +320,8 @@ static int cycles_in_complex_term(register CELL *pt0,
1024 * sizeof(struct non_single_struct_t)),
*to_visit0 = to_visit,
*to_visit_max = to_visit + 1024;
ptf = HR;
HR++;
ptf = HR;
HR++;
while (to_visit >= to_visit0) {
CELL d0;
CELL *ptd0;
@ -363,6 +363,11 @@ static int cycles_in_complex_term(register CELL *pt0,
/* store the terms to visit */
ptd0 = RepAppl(d0);
f = (Functor)(d0 = *ptd0);
if (IS_VISIT_MARKER) {
rc++;
*ptf++ = BREAK_LOOP(to_visit - to_visit0);
continue;
}
if (IsExtensionFunctor(f)) {
*ptf++ = d0;
continue;
@ -370,11 +375,6 @@ static int cycles_in_complex_term(register CELL *pt0,
if (to_visit + 32 >= to_visit_max) {
goto aux_overflow;
}
if (IS_VISIT_MARKER) {
rc++;
*ptf++ = BREAK_LOOP(to_visit - to_visit0);
continue;
}
*ptf++ = AbsAppl(HR);
to_visit->pt0 = pt0;
to_visit->pt0_end = pt0_end;
@ -1359,78 +1359,95 @@ static Term UNFOLD_LOOP(Term t, Term * b) {
Term os[2], o;
os[0] = o = MkVarTerm();
os[1] = t;
Term ti = Yap_MkApplTerm(FunctorEq, 2, os);
*b = MkPairTerm(ti, *b);
Term ti = Yap_MkApplTerm(FunctorEq, 2, os), t0 = *b;
*b = MkPairTerm(ti, t0);
return o;
}
typedef struct block_connector {
Int me; //> index in the array;
CELL * parent; //> index in the array;
Term source; //> source;
CELL *copy; //> copy;
CELL header; //> backup of first word of the source data;
CELL reference; //> term used to refer the copy.
} cl_connector;
static bool dataid(Term t, cl_connector * q, int max) {
if (!IsPrimitiveTerm(t)) return 0;
if (!IsAtomTerm(t)) return max;
cl_connector *d = (cl_connector *)AtomOfTerm(t);
if (d > q && d < q+max)
static Int t_ref(cl_connector *d, cl_connector * q, int max) {
if ( d >= q && d < q+max)
return d-q;
return max; //&& d->source == (void *;
return -1; //&& d->source == (void *;
}
static Int create_entry(Term t, Int i, Int j, cl_connector * q, Int max) {
static Int create_entry(Term t, Int i, Int j, cl_connector * q, Int max) {
Term ref, h, *s, *ostart;
bool pair = false;
Int k;
ssize_t n;
// first time, create a new term
ostart = HR;
if (IsVarTerm(t)) {
return -1;
}
if (IsPairTerm(t)) {
s = RepPair(t);
h = s[0];
if (IsAtomTerm(h)) {
return t_ref((cl_connector*)AtomOfTerm(h),q,max);
}
n = 2;
pair = true;
ostart = HR;
ref = AbsPair(ostart);
HR += 2;
q[max].header = Deref(s[0]);
} else if (IsApplTerm(t)) {
h = (CELL)FunctorOfTerm(t);
n = ArityOfFunctor((Functor)h);
if (IsExtensionFunctor((Functor)h)) {
return -1;
}
if (IsAtomTerm(h)) {
return t_ref((cl_connector*)AtomOfTerm(h),q,max);
}
s = RepAppl(t);
n = ArityOfFunctor(FunctorOfTerm(t));
q[max].header = s[0];
ostart = HR;
ref = AbsAppl(ostart);
*ostart++ = s[0];
} else if ((k = dataid(t, q, max))) {
return k;
} else {
HR=ostart+n;
} else if (IsAtomTerm(t) &&
(max = t_ref((cl_connector*)AtomOfTerm(t),q,max)) >= 0) {
return max;
} else {
return -1;
}
q[max].me = max;
q[max].parent = q[i].copy+j;
q[max].source = t;
q[max].copy = ostart;
q[max].header = s[0];
q[max].reference = ref;
s[0] = MkAtomTerm((void*)q);
HR += n;
return max;
s[0] = MkAtomTerm((void*)(q+max));
return max+1;
}
Int cp_link(Term t, Int i, Int j, cl_connector * q, Int max, CELL * tailp) {
Int me;
t = Deref(t);
if ((me = create_entry(t, i, j, q, max)) < max) {
if (me < 0) {
q[i].copy[j] = t;
return max;
}
Term ref = Deref(q[me].reference);
if (IsVarTerm(ref)) {
q[i].copy[j] = ref;
} else {
q[i].copy[j] = q[me].reference = UNFOLD_LOOP(ref, tailp);
q[i].copy[j] =
q[me].parent[0] =
UNFOLD_LOOP(ref, tailp);
}
return max;
}
return max + 1;
q[i].copy[j] = t;
return me;
}
Term Yap_BreakCycles(Term inp, UInt arity, Term * listp USES_REGS) {
@ -1444,12 +1461,13 @@ Term Yap_BreakCycles(Term inp, UInt arity, Term * listp USES_REGS) {
Int i = 0;
HB = HR;
if (IsVarTerm(t) || dataid(t, q, qlen) == 0) {
qlen = 0;
if (IsVarTerm(t) || IsPrimitiveTerm(t)) {
return t;
} else {
// initialization
qlen = cp_link(t, 0, 0, q, qlen, listp);
while (i < qlen) {
qlen = create_entry(Deref(t), i, 0, q, qlen);
while(i<qlen) {
arity_t n, j;
if (IsPairTerm(q[i].source)) {
s = RepPair(q[i].source);
@ -1469,15 +1487,6 @@ Term Yap_BreakCycles(Term inp, UInt arity, Term * listp USES_REGS) {
}
}
for (i = 0; i < qlen; i++) {
if (IsPairTerm(t)) {
RepPair(q[i].source)[0] = q[i].header;
} else {
RepAppl(q[i].source)[0] = q[i].header;
}
}
pop_text_stack(lvl);
HB = B->cp_h;
@ -1495,7 +1504,7 @@ Term Yap_BreakCycles(Term inp, UInt arity, Term * listp USES_REGS) {
*/
static Int p_break_rational(USES_REGS1) {
static Int rational_term_to_tree(USES_REGS1) {
Term t = Deref(ARG1);
Term l = Deref(ARG4);
if (IsVarTerm(l))
@ -1505,7 +1514,7 @@ static Int p_break_rational(USES_REGS1) {
}
void Yap_InitTermCPreds(void) {
Yap_InitCPred("rational_term_to_tree", 4, p_break_rational, 0);
Yap_InitCPred("cycles_in_term", 2, cycles_in_term, 0);
Yap_InitCPred("term_variables", 2, p_term_variables, 0);
Yap_InitCPred("term_variables", 3, p_term_variables3, 0);
Yap_InitCPred("$variables_in_term", 3, variables_in_term, 0);
@ -1518,8 +1527,8 @@ void Yap_InitTermCPreds(void) {
Yap_InitCPred("variable_in_term", 2, variable_in_term, 0);
Yap_InitCPred("variables_within_term", 3, p_variables_within_term, 0);
Yap_InitCPred("new_variables_in_term", 3, p_new_variables_in_term, 0);
Yap_InitCPred("cyles_in_term", 4, cycles_in_term, 0);
CurrentModule = PROLOG_MODULE;
Yap_InitCPred("rational_term_to_tree", 4, rational_term_to_tree, 0);
Yap_InitCPred("$non_singletons_in_term", 3, p_non_singletons_in_term, 0);
@ -1529,3 +1538,4 @@ void Yap_InitTermCPreds(void) {
Yap_InitCPred("numbervars", 3, p_numbervars, 0);
Yap_InitCPred("largest_numbervar", 2, largest_numbervar, 0);
}
//@}

2
docs/md/lib.md
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@ -1,5 +1,5 @@
@file LIBRARY.md
@file lib.md
@defgroup library YAP Prolog Library

2
library/autoloader.yap
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@ -1,5 +1,5 @@
/**
* @file autoloader.yap
*
*/
:- module(autoloader,[make_library_index/0]).

7
library/charsio.yap
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@ -24,7 +24,10 @@
* @{
*
*/
%% @file charsio.yap
%%
%%
%% @brief Input/Output to characters.
:- module(system(charsio), [
format_to_chars/3,
@ -52,7 +55,7 @@ You can use the following directive to load the files.
~~~~~~~
:- use_module(library(avl)).
:- use_module(library(charsio)).
~~~~~~~
It includes the following predicates:

4
library/coinduction.yap
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@ -154,6 +154,10 @@ co_term_expansion((H :- B), M, (NH :- B)) :- !,
co_term_expansion(H, M, NH) :-
coinductive(H, M, NH), !.
/** user:term_expansion(+M:Cl,-M:NCl )
rule preprocessor
*/
user:term_expansion(M:Cl,M:NCl ) :- !,
co_term_expansion(Cl, M, NCl).

4
library/ytest/preds.yap
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@ -52,6 +52,10 @@
functor(G, F, N),
predicate_property(M:G, meta_predicate(P)).
/** user:term_expansion(+M:Cl,-M:NCl )
rule preprocessor
*/
user:term_expansion( ( :- '$meta_predicate'( _ ) ), [] ).
user:goal_expansion(_:'_user_expand_goal'(A, M, B), user:user_expand_goal(A, M, B) ).

2
packages/ProbLog/problog/flags.yap
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@ -204,7 +204,7 @@
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% @file problog/flags
%% @file problog/flags.yap
:-module(flags, [problog_define_flag/4,
problog_define_flag/5,

1
packages/gecode/gecode6_yap_hand_written.yap
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@ -1343,3 +1343,4 @@ keep_list_(_, X) :-
(Space += keep(X)) :- !, keep_(Space,X).
%! @}
%! @}

2
packages/python/yap_kernel/yap_ipython/prolog/jupyter.yap
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@ -1,6 +1,6 @@
/**
* @file jupyter.yap4py
* @file jupyter.yap
*
* @brief JUpyter support.
*/

2
packages/python/yap_kernel/yap_ipython/prolog/verify.yap
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@ -1,5 +1,5 @@
/**
* @file jupyter.yap4py
* @file verify.yap
*
* @brief JUpyter support.
*/

2
pl/attributes.yap
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@ -18,7 +18,7 @@
/**
@file attributes.yap
@defgroup New_Style_Attribute_Declarations SWI Compatible attributes
@defgroup New_Style_Attribute_Declarations hProlog and SWI-Prolog style Attribute Declarations
@ingroup attributes
@{

4
pl/boot.yap
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@ -114,6 +114,10 @@ print_message(Type,error(_,exception(Desc))) :-
'$get_exception'(Desc),
print_boot_message(Type,Error,Desc),
'$print_exception'(Desc),
print_message(Type,warning(_,exception(Desc))) :-
'$get_exception'(Desc),
print_boot_message(Type,Error,Desc),
'$print_exception'(Desc),
!.
print_message(Type,Error) :-
format( user_error, '~w while bootstraping: event is ~q~n',[Type,Error]).

1
pl/consult.yap
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@ -862,7 +862,6 @@ nb_setval('$if_level',0).
'__NB_getval__'('$lf_status', TOpts, fail),
'$lf_opt'( initialization, TOpts, Ref),
nb:nb_queue_close(Ref, Answers, []),
writeln(init:Answers),
'$process_init_goal'(Answers).
'$exec_initialization_goals'.

2
pl/imports.yap
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@ -1,5 +1,5 @@
/**
** @file imports.yapi
** @file imports.yap
*
* @brief Module systemm code to import predicates
*

2
pl/os.yap
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@ -9,7 +9,7 @@
*************************************************************************/
/**
* @file os.yap
* @file pl/os.yap
*/
:- system_module( '$os', [
cd/0,

2
pl/preds.yap
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@ -16,7 +16,7 @@
*************************************************************************/
/**
* @file preds.yap
* @file pl/preds.yap
*/
:- system_module( '$_preds', [abolish/1,
abolish/2,

2
swi/library/autoloader.yap
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@ -1,5 +1,5 @@
/**
* @file autoloader.yap
* @file swi/library/autoloader.yap
*/
:- module(autoloader,[make_library_index/0]).