21aab28a59
new YAP_ foreign interface fix unbound_first_arg in call_with_args git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@582 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
130 lines
4.5 KiB
Prolog
130 lines
4.5 KiB
Prolog
/*************************************************************************
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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: yapor.yap *
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* Last rev: 8/2/88 *
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* mods: *
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* comments: support or-parallelism *
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* *
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*************************************************************************/
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'$parallel_query'(G,[]) :- !, '$start_yapor', '$execute'(G), !,
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'$parallel_yes_answer'.
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'$parallel_query'(G,V) :- '$start_yapor', '$execute'(G), '$parallel_new_answer'(V).
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% ***************************
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% * -------- YAPOR -------- *
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% ***************************
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default_sequential(X) :-
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'$default_sequential'(X), !.
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default_sequential(_).
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'$sequential' :-
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'$default_sequential'(X),
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'$initialization'('$default_sequential'(X)),
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'$default_sequential'(on).
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'$parallel' :-
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'$default_sequential'(X),
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'$initialization'('$default_sequential'(X)),
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'$default_sequential'(off).
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'$sequential_directive'(X,_) :- var(X), !,
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write(user_error, '[ Error: argument to sequential/1 should be a predicate ]'),
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nl(user_error),
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fail.
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'$sequential_directive'((A,B),M) :- !,
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'$sequential_directive'(A,M), '$sequential_directive'(B,M).
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'$sequential_directive'(M:A,_) :- !,
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'$sequential_directive'(A,M).
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'$sequential_directive'(A/N,M) :- integer(N), atom(A), !,
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functor(T,A,N),
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'$flags'(T,M,F,F),
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(
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X is F /\ 8'000040, X =\= 0, !,
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write(user_error, '[ Warning: '),
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write(user_error, M:A/N),
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write(user_error, ' is already declared as sequential ]'),
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nl(user_error)
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;
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X is F /\ 8'170000, X =:= 0, !, '$sequential'(T,M)
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;
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write(user_error, '[ Error: '),
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write(user_error, M:A/N),
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write(user_error, ' cannot be declared as sequential ]'),
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nl(user_error),
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fail
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).
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'$sequential_directive'(X,_) :- write(user_error, '[ Error: '),
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write(user_error, X),
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write(user_error, ' is an invalid argument to sequential/1 ]'),
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nl(user_error),
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fail.
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'$parallel_directive'(X,M) :- var(X), !,
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'$do_error'(instantiation_error,parallel(M:X)).
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'$parallel_directive'((A,B),M) :- !,
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'$parallel_directive'(A,M),
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'parallel_directive'(B,M).
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'$parallel_directive'(M:A,_) :- !,
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'$parallel_directive'(A,M).
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'$parallel_directive'(A/N,M) :- integer(N), atom(A), !,
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functor(T,A,N), '$flags'(T,M,F,F),
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(
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NF is F /\ \(8'000040), '$flags'(T,F,NF) ;
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write(user_error, '[ Warning: '),
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write(user_error, M:A/N),
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write(user_error, ' is already declared as sequential ]'),
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nl(user_error)
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;
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X is F /\ 8'170000, X =:= 0, !, '$sequential'(T)
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;
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write(user_error, '[ Error: '),
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write(user_error, M:A/N),
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write(user_error, ' cannot be declared as parallel ]'),
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nl(user_error),
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fail
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).
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'$parallel_directive'(X,_) :- write(user_error, '[ Error: '),
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write(user_error, X),
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write(user_error, ' is an invalid argument to parallel/1 ]'),
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nl(user_error),
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fail.
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%
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% do not try to run consult in the parallel system.
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%
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'$parallelizable'(_) :-
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'$get_value'('$consulting_file',S), S\=[], !, fail.
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'$parallelizable'((G1,G2)) :- !,
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'$parallelizable'(G1),
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'$parallelizable'(G2).
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'$parallelizable'((G1;G2)) :- !,
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'$parallelizable'(G1),
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'$parallelizable'(G2).
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'$parallelizable'((G1|G2)) :- !,
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'$parallelizable'(G1),
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'$parallelizable'(G2).
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'$parallelizable'((G1->G2)) :- !,
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'$parallelizable'(G1),
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'$parallelizable'(G2).
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'$parallelizable'([]) :- !, fail.
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'$parallelizable'([_|_]) :- !, fail.
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'$parallelizable'(consult(_)) :- !, fail.
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'$parallelizable'(reconsult(_)) :- !, fail.
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'$parallelizable'(compile(_)) :- !, fail.
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'$parallelizable'(use_module(_)) :- !, fail.
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'$parallelizable'(_).
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