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gecode 

debugger.
This commit is contained in:
Vitor Santos Costa 2019-05-09 12:44:50 +01:00
parent adf6ffd2a6
commit e23055d4f0
11 changed files with 170 additions and 121 deletions
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5
C/scanner.c
View File

@ -1437,7 +1437,7 @@ TokEntry *Yap_tokenizer(struct stream_desc *st, bool store_comments,
ch = getchr(st);
}
add_ch_to_buff('\0');
if (!isvar) {
if (!isvar || (ch == '(' && trueLocalPrologFlag(ALLOW_VARIABLE_NAME_AS_FUNCTOR_FLAG) ) ) {
Atom ae;
/* don't do this in iso */
ae = Yap_LookupAtom(TokImage);
@ -1585,7 +1585,8 @@ TokEntry *Yap_tokenizer(struct stream_desc *st, bool store_comments,
charp = (unsigned char *)TokImage+sz;
break;
}
if (ch == 10 && trueGlobalPrologFlag(ISO_FLAG)) {
if (ch == 10 && (trueGlobalPrologFlag(ISO_FLAG) ||
trueLocalPrologFlag(MULTILINE_QUOTED_TEXT_FLAG))) {
/* in ISO a new line terminates a string */
LOCAL_ErrorMessage = "layout character \n inside quotes";
break;

2
C/sort.c
View File

@ -59,7 +59,7 @@ build_new_list(CELL *pt, Term t USES_REGS)
pt += 2;
if (pt > ASP - 4096) {
if (!Yap_gcl((ASP-HR)*sizeof(CELL), 2, ENV, gc_P(P,CP))) {
Yap_Error(RESOURCE_ERROR_STACK, TermNil, LOCAL_ErrorMessage);
Yap_ThrowError(RESOURCE_ERROR_STACK, TermNil, LOCAL_ErrorMessage);
return(FALSE);
}
t = Deref(ARG1);

15
H/YapGFlagInfo.h
View File

@ -53,21 +53,6 @@ opportunity. Initial value is 10,000. May be changed. A value of 0
"allow_assert_for_static_predicates", true, booleanFlag, "true",
NULL),
/**<
boolean flag allows syntax such
as
~~~
Tree(Node(L,node,R)) :-
Tree(L),
Tree(R).
~~~
*/
YAP_FLAG(ALLOW_VARIABLE_NAME_AS_FUNCTOR_FLAG,
"allow_variable_name_as_functor", false, booleanFlag, "false",
NULL),
/**< how to present answers, default is `~p`. */
YAP_FLAG(ANSWER_FORMAT_FLAG, "answer_format", true, isatom, "~p", NULL),
/**<

12
H/YapLFlagInfo.h
View File

@ -26,6 +26,13 @@
START_LOCAL_FLAGS
/**< Allow constructs such as 'Functor( V )'. Functor is parsed as an
atom. The token `V` is still understood as a variable.
Originally a SWI-Prolog flag.
*/
YAP_FLAG(ALLOW_VARIABLE_NAME_AS_FUNCTOR_FLAG, "allow_variable_name_as_functor", true, booleanFlag, "false", NULL),
/**< set the system to look for undefined procedures */
YAP_FLAG(AUTOLOAD_FLAG, "autoload", true, booleanFlag, "false", NULL),
@ -72,6 +79,11 @@ YAP_FLAG(AUTOLOAD_FLAG, "autoload", true, booleanFlag, "false", NULL),
*/
YAP_FLAG(LANGUAGE_MODE_FLAG, "language_mode", true, isatom, "yap",
NULL),
/**< If true, quoted atoms, string, lists of codes and of chars may extend over several lines, without the need to escape the new-line characters. Otherwise, unquoted line breaks cause a syntax error.
The default was for it to be true, except if in iso mode. YAP-6.5 changed the default, in order to ensure compatibility.
*/
YAP_FLAG(MULTILINE_QUOTED_TEXT_FLAG, "multiline_quoted_text", false, booleanFlag, "false", NULL),
/**< Show the execution stack in exceptions. */
YAP_FLAG(STACK_DUMP_ON_ERROR_FLAG, "stack_dump_on_error", false, booleanFlag,
"true", NULL),

3
library/matrix.yap
View File

@ -29,6 +29,7 @@
(+=)/2, op(800, xfx, +=),
(-=)/2, op(800, xfx, -=),
op(700, xfx, in),
op(700, xfx, within),
op(700, xfx, ins),
op(450, xfx, ..), % should bind more tightly than \/
op(710, xfx, of), of/2,
@ -974,8 +975,6 @@ mtimes(I1, I2, V) :-
V = I1*I2 ) ;
V = I1 *I2.
%
% three types of matrix: integers, floats and general terms.
%

39
packages/gecode/clpfd.yap
View File

@ -72,6 +72,7 @@ Constraints supported are:
(#\/)/2,
(#/\)/2,
in/2 ,
fd_in/2 ,
ins/2,
boolvar/1,
boolvars/1,
@ -80,7 +81,7 @@ Constraints supported are:
all_distinct/2,
maximize/1,
minimize/1,
sum/3,
sum/3, fd_sum/3,
lex_chain/1,
minimum/2,
min/2,
@ -232,6 +233,7 @@ The product of constant _Cs_ by _Vs_ must be in relation
:- reexport(library(matrix), [(<==)/2, op(800, xfx, '<=='),
op(700, xfx, in),
op(700, xfx, fd_in),
op(700, xfx, ins),
op(450, xfx, ..), % should bind more tightly than \/
op(710, xfx, of),
@ -258,13 +260,13 @@ constraint( (_ #<==> _) ).
constraint( (_ #==> _) ).
constraint( (_ #<== _) ).
constraint( (_ #\/ _) ).
constraint( (_ #/\ _) ).
constraint( in(_, _) ). %2,
constraint( ins(_, _) ). %2,
constraint( all_different(_) ). %1,
constraint( all_distinct(_) ). %1,
constraint( all_distinct(_,_) ). %1,
constraint( sum(_, _, _) ). %3,
constraint( fd_sum(_, _, _) ). %3,
constraint( scalar_product(_, _, _, _) ). %4,
constraint( min(_, _) ). %2,
constraint( minimum(_, _) ). %2,
@ -297,12 +299,16 @@ constraint( fd_dom(_, _) ). %2
constraint( clause(_, _, _, _) ). %2
process_constraints((B0,B1), (NB0, NB1), Env) :-
process_constraints(B0, NB0, Env),
process_constraints(B1, NB1, Env).
process_constraints(B, B, env(_Space)) :-
process_constraints(V, V, _Env, _) :-
var(V), !.
process_constraints((B0,B1), (NB0, NB1), Env, L) :-
process_constraints(B0, NB0, Env, L),
process_constraints(B1, NB1, Env,L).
process_constraints(labeling(A,B),labeling(A, B), env(_Space),true) :-
!.
process_constraints(B, B, env(_Space),_) :-
constraint(B), !.
process_constraints(B, B, _Env).
process_constraints(B, B, _Env,_).
% process_constraint(B, NB, Space).
( A #= B) :-
@ -385,6 +391,8 @@ sum( L, Op, V) :-
check(L, NL),
check(V, NV),
post( rel(sum(NL), Op, NV), Env, _).
fd_sum( L, Op, V) :-
sum( L, Op, V).
( ( A #<==> VBool )) :-
get_home(Space-Map),
check(A, NA),
@ -444,6 +452,12 @@ sum( L, Op, V) :-
check(B, NB),
m(X, NX, NA, NB, Map),
NX := intvar(Space, NA, NB).
( X fd_in A..B) :-
get_home(Space-Map),
check(A, NA),
check(B, NB),
m(X, NX, NA, NB, Map),
NX := intvar(Space, NA, NB).
( Xs ins A..B) :-
get_home(Space-Map),
check(A, NA),
@ -580,6 +594,7 @@ check(V, NV) :-
V = '$matrix'(_, _, _, _, C) -> C =.. [_|L], maplist(check, L, NV) ;
V = A+B -> check(A,NA), check(B, NB), NV = NB+NA ;
V = A-B -> check(A,NA), check(B, NB), NV = NB-NA ;
V in Domain -> V fd_in Domain, V=NV ;
arith(V, _) -> V =.. [C|L], maplist(check, L, NL), NV =.. [C|NL] ;
constraint(V) -> V =.. [C|L], maplist(check, L, NL), NV =.. [C|NL] ).
@ -859,7 +874,6 @@ linearize(AC, C, [A|Bs], Bs, [C|CBs], CBs, I, I, Env) :-
Env = _-Map,
l(V, A, Map).
arith('/\\'(_,_), (/\)).
arith('\\/'(_,_), (\/)).
arith('=>'(_,_), (=>)).
arith('<=>'(_,_), (<=>)).
@ -869,6 +883,7 @@ arith(min(_), min).
arith(max(_), max).
arith(min(_,_), min).
arith(max(_,_), max).
arith((_ - _), minus).
arith((_ * _), times).
arith((_ / _), div).
arith(sum(_), sum).
@ -1208,7 +1223,8 @@ in_c_l(Env, V, IV) :-
in_c(V, IV, Env).
user:term_expansion( ( H :- B), (H :- (gecode_clpfd:init_gecode(Space, Me), NB, gecode_clpfd:close_gecode(Space, Vs, Me)) ) ) :-
process_constraints(B, NB, Env),
process_constraints(B, NB, Env, Labeling),
nonvar(Labeling),
term_variables(H, Vs),
nonvar( Env ), !,
Env = env( Space ).
@ -1266,6 +1282,11 @@ attr_unify_hook(v(IV1,_,_), Y) :-
% Translate attributes from this module to residual goals
attribute_goals(X) -->
{ get_attr(X, gecode_clpfd, v(_,0,1)) },
!,
[boolvar(X)].
attribute_goals(X) -->
{ get_attr(X, gecode_clpfd, v(_,A,B)) },
[X in A..B].

2
pl/boot.yap
View File

@ -267,7 +267,7 @@ initialize_prolog :-
:- c_compile( 'protect.yap' ).
:- ['absf.yap'].
%:- stop_low_level_trace.
:- use_module('error.yap').
:- [

111
pl/debug.yap
View File

@ -1,4 +1,3 @@
/**********************************************************************a***
* *
* YAP Prolog *
@ -302,7 +301,12 @@ be lost.
'$trace'(Mod:G) :-
'$creep_is_off'(Mod:G,_GN0),
!,
'$execute_nonstop'(G,Mod).
gated_call(
true,
Mod:G,
E,
'$reenter_debugger'(E)
).
'$trace'(Mod:G) :-
'$$save_by'(CP),
'$trace_query'(G, Mod, CP, G, EG),
@ -314,12 +318,6 @@ be lost.
).
'$continue_debugging'(exit) :- !, '$creep'.
'$continue_debugging'(answer) :- !, '$creep'.
'$continue_debugging'(fail) :- !, '$creep'.
'$continue_debugging'(_).
@ -454,53 +452,55 @@ be lost.
'$trace_goal'(G, M, L, H),
E,
'$TraceError'(E, G, M, L, H)
))).
))).
%% @pred $trace_goal( +Goal, +Module, +CallId, +CallInfo)
%%
%% Actuallb sy debugs a
%% Actually debugs a
%% goal!
'$trace_goal'(G, M, GoalNumber, _H) :-
'$creep_is_off'(M:G,GoalNumber),
!,
'$execute_nonstop'(G,M).
'$trace_goal'(G, M, _GoalNumber, _H) :-
'$undefined'(G, M),
!,
'$undefp'([M|G], _ ).
% meta system
'$trace_goal'(G, M, GoalNumber, H) :-
'$is_metapredicate'(G, prolog),
!,
'$debugger_expand_meta_call'(M:G, [], G1),
strip_module(G1, MF, NG),
gated_call(
'$enter_trace'(GoalNumber, G, M, H),
'$execute_nonstop'(NG,MF),
Port,
'$trace_port'(Port, GoalNumber, G, M, true, H)
).
% system_
'$trace_goal__'(NG,MF, GoalNumber, H).
'$trace_goal'(G, M, GoalNumber, H) :-
(
'$is_opaque_predicate'(G, M)
;
'strip_module'(M:G, prolog, _NG)
),
'$trace_goal__'(G,M, GoalNumber, H).
'$trace_goal__'(G,M, _GoalNumber, _H) :-
'$undefined'(G,M),
!,
'$undefp'([M|G], _).
'$trace_goal__'(G,M, GoalNumber, H) :-
'$is_source'(G,M),
'$current_choice_point'(CP),
!,
'$enter_trace'(GoalNumber, G, M, H),
gated_call(
'$enter_trace'(GoalNumber, G, M, H),
'$execute_nonstop'(G,M),
Port,
'$trace_port'(Port, GoalNumber, G, M, true, H)
).
'$trace_goal'(G, M, GoalNumber, H) :-
gated_call(
'$enter_trace'(GoalNumber, G, M, H),
'$debug'( GoalNumber, G, M, H),
true,
( '$creep_is_on_at_entry'(G,M)
->
clause(M:G, B), '$trace_query'(B,M,CP,B,H)
;
'$execute_nonstop'(G,M)
),
Port,
'$trace_port'(Port, GoalNumber, G, M, true, H)
).
% system_
'$trace_goal__'(G,M, GoalNumber, H) :-
!,
gated_call(
'$enter_trace'(GoalNumber, G, M, H),
( '$creep_is_on_at_entry'(G,M)
->
'$execute_nonstop'(('$creep',G),M)
;
'$execute_nonstop'(G,M)
),
Port,
'$trace_port'(Port, GoalNumber, G, M, true, H)
).
/**
@ -542,33 +542,6 @@ be lost.
'__NB_setval__'('$spy_gn',L1).
'$id_goal'(_L).
/**
* @pred '$enter_trace'(+L, 0:G, +Module, +Info)
*
* call goal: setup the diferrent cases
* - zip, just run through
* - source, call an interpreter
* - compiled code: try black magic.
*
* @parameter _Module_:_G_
* @parameter _GoalNumber_ identifies the active goal
* @parameter _Info_ describes the goal
*
*/
'$debug'(_, G, M, _H) :-
'__NB_getval__'('$debug_status',state(zip,_Border,Spy,_Trace), fail),
( Spy == stop -> \+ '$pred_being_spied'(G,M) ; true ),
!,
'$execute_nonstop'( G, M ).
'$debug'(GoalNumber, G, M, Info) :-
'$is_source'(G,M),
!,
'$trace_go'(GoalNumber, G, M, Info).
'$debug'(GoalNumber, G, M, Info) :-
'$creep_step'(GoalNumber, G, M, Info).
/**
* @pred '$trace_go'(+L, 0:G, +Module, +Info)
*
@ -705,7 +678,7 @@ be lost.
'$port'(_P, _G, _M,GoalNumber,_Determinic, _Info ) :- %%> leap
'__NB_getval__'('$debug_status',state(leap,Border,_,_), fail),
GoalNumber > Border,
GoalNumber < Border,
!.
'$port'(P,G,Module,L,Deterministic, Info) :-
% at this point we are done with leap or skip
@ -714,7 +687,7 @@ be lost.
(
'$unleashed'(P) ->
'$action'('\n',P,L,G,Module,Info),
put_code(debugger_output, 10)
nl(debugger_output)
;
write(debugger_output,' ? '),
'$clear_input'(debugger_input),

4
pl/signals.yap
View File

@ -181,8 +181,8 @@
'$trace'(Mod:G).
'$no_creep_call'('$execute_clause'(G,Mod,Ref,CP),_) :- !,
'$enable_debugging',
'$execute_clause'(G,Mod,Ref,CP).
'$enable_debugging',
'$execute_clause'(G,Mod,Ref,CP).
'$no_creep_call'('$execute_nonstop'(G, M),_) :- !,
'$enable_debugging',
'$execute_nonstop'(G, M).

80
pl/spy.yap
View File

@ -393,7 +393,16 @@ notrace(G) :-
fail
).
'$disable_debugging_on_port'(retry) :-
'$creep_at_port'(retry) :-
current_prolog_flag(debug, true),
'__NB_getval__'('$trace',Trace,fail),
Trace = on,
!,
'$enable_debugging'.
'$creep_at_port'(fail) :-
current_prolog_flag(debug, true),
'__NB_getval__'('$trace',Trace,fail),
Trace = on,
!,
'$enable_debugging'.
'$disable_debugging_on_port'(_Port) :-
@ -401,19 +410,52 @@ notrace(G) :-
% enable creeping
'$enable_debugging':-
current_prolog_flag(debug, false), !.
'$enable_debugging' :-
'__NB_getval__'('$trace',Trace,fail),
nb_setval('$debug_status', state(creep, 0, stop,Trace)),
Trace = on, !,
'$creep'.
'$enable_debugging'.
%% @pred $enter_debugging(G,Mod,CP,G0,NG)
%%
%% Internal predicate called by top-level;
%% enable creeping on a goal by just switching execution to debugger.
%%
'$enter_debugging'(G,Mod,CP,G0,NG) :-
'$creep_is_on_at_entry'(G,Mod),
!,
'$trace_query'(G,Mod,CP,G0,NG).
'$enter_debugging'(G,_Mod,_CP,_G0,G).
%% we're coming back from external code to a debugger call.
%%
'$reenter_debugger'(retry) :-
'$re_enter_creep_mode'.
'$reenter_debugger'(_) :-
set_current_flag(debug, false).
%% @pred $re_enter_creep_mode1
%%
%% Internal predicate called when exiting through a port;
%% enable creeping on the next goal.
%%
'$re_enter_creep_mode' :-
'$creep_is_on',
!,
'$creep'.
'$re_enter_creep_mode'.
'$continue_debugging'(exit) :-
!,
'$re_enter_creep_mode'.
'$continue_debugging'(answer) :-
!,
'$re_enter_creep_mode'.
'$continue_debugging'(fail) :-
!,
'$re_enter_creep_mode',
'$continue_debugging'(_).
'$enable_debugging' :-
'$re_enter_creep_mode'.
'$trace_on' :-
'__NB_getval__'('$debug_status', state(_Creep, GN, Spy,_), fail),
'__NB_setval__'('$trace',on),
nb_setval('$trace',on),
nb_setval('$debug_status', state(creep, GN, Spy, on)).
'$trace_off' :-
@ -438,6 +480,22 @@ notrace(G) :-
GN > GN0
).
%%
%
'$creep_is_on' :-
current_prolog_flag(debug, true),
'__NB_getval__'('$debug_status',state(Step, _GN, _Spy,_), fail),
Step \= zip.
'$creep_is_on_at_entry'(G,M) :-
current_prolog_flag(debug, true),
'__NB_getval__'('$debug_status',state(Step, _GN, Spy,_), fail),
(
Step \= zip
;
Spy == stop,
'$pred_being_spied'(G,M)
).
/*

18
pl/top.yap
View File

@ -444,10 +444,12 @@ write_query_answer( Bindings ) :-
'$purge_dontcares'([],[]).
'$purge_dontcares'([Name=_|Vs],NVs) :-
atom_codes(Name, [C|_]), C is "_", !,
'$purge_dontcares'(Vs,NVs).
atom_codes(Name, [C|_]),
C is "_",
!,
'$purge_dontcares'(Vs,NVs).
'$purge_dontcares'([V|Vs],[V|NVs]) :-
'$purge_dontcares'(Vs,NVs).
'$purge_dontcares'(Vs,NVs).
'$prep_answer_var_by_var'([], L, L).
@ -577,10 +579,10 @@ write_query_answer( Bindings ) :-
'$user_call'(G, CP, G0, M) :-
gated_call(
'$enable_debugging',
'$call'(G, CP, G0, M),
Port,
'$disable_debugging_on_port'(Port)
'$enable_debugging',
'$call'(G, CP, G0, M),
Port,
'$disable_debugging_on_port'(Port)
).
@ -773,8 +775,6 @@ Command = (H --> B) ->
'$boot_clause'( Command, _ ) :-
format(user_error, ' ~w failed.~n', [Command]).
'$enter_command'(Stream, Mod, Status) :-
prompt1(': '), prompt(_,' '),
Options = [module(Mod), syntax_errors(dec10),variable_names(Vars), term_position(Pos)],