diogo/yap-6.3
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fixes to stack dumper.

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This commit is contained in:
Vitor Santos Costa 2010-04-29 10:29:24 +01:00
parent 3e8dc5cd19
commit b958bad35d
1 changed files with 27 additions and 7 deletions
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34
pl/hacks.yap
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@ -22,6 +22,21 @@
display_pc/3,
code_location/3]).
prolog:'$stack_dump' :-
yap_hacks:current_choicepoints(CPs),
yap_hacks:current_continuations([Env|Envs]),
yap_hacks:continuation(Env,_,ContP,_),
length(CPs, LCPs),
length(Envs, LEnvs),
format(user_error,'~n~n~tStack Dump~t~40+~n~nAddress~tChoiceP~16+ Clause Goal~n',[LCPs,LEnvs]),
display_stack_info(CPs, Envs, 20, ContP, StackInfo, []),
run_formats(StackInfo, user_error).
run_formats([], _).
run_formats([Com-Args|StackInfo], Stream) :-
format(Stream, Com, Args),
run_formats(StackInfo, user_error).
display_stack_info(CPs,Envs,Lim,PC) :-
display_stack_info(CPs,Envs,Lim,CP,Lines,[]),
flush_output(user_output),
@ -81,11 +96,11 @@ display_stack_info([CP|LCPs],[Env|LEnvs],I,Cont) -->
( { CP == Env, CB < CP } ->
% if we follow choice-point and we cut to before choice-point
% we are the same goal
show_cp(CP, 'Cur'), %
show_cp(CP, ''), %
display_stack_info(LCPs, LEnvs, I1, NCont)
;
{ CP > Env } ->
show_cp(CP, 'Next'),
show_cp(CP, ' < '),
display_stack_info(LCPs,[Env|LEnvs],I1,Cont)
;
show_env(Env,Cont,NCont),
@ -96,13 +111,15 @@ show_cp(CP, Continuation) -->
{ yap_hacks:choicepoint(CP, Addr, Mod, Name, Arity, Goal, ClNo) },
( { Goal = (_;_) }
->
[ '0x~16r~t*~16+ Cur~t~d~16+ ~q:~q/~d( ? ; ? )~n'-
[Addr, ClNo, Mod, Name, Arity] ]
{ scratch_goal(Name,Arity,Mod,Caller) },
[ '0x~16r~t*~16+ ~d~16+ ~q ~n'-
[Addr, ClNo, Caller] ]
;
{ prolog_flag( debugger_print_options, Opts) },
[ '0x~16r~t *~16+ ~a~t ~d~16+ ~q:' -
[ '0x~16r~t *~16+~a ~d~16+ ~q:' -
[Addr, Continuation, ClNo, Mod]]
),
{ prolog_flag( debugger_print_options, Opts) },
{clean_goal(Goal,Mod,G)},
['~@.~n' - write_term(G,Opts)].
@ -111,15 +128,18 @@ show_env(Env,Cont,NCont) -->
yap_hacks:continuation(Env, Addr, NCont, _),
yap_hacks:cp_to_predicate(Cont, Mod, Name, Arity, ClId)
},
[ '0x~16r~t ~16+ Cur~t ~d~16+ ~q:' -
[ '0x~16r~t ~16+ ~d~16+ ~q:' -
[Addr, ClId, Mod] ],
{scratch_goal(Name, Arity, Mod, G)},
{ prolog_flag( debugger_print_options, Opts) },
['~@.~n' - write_term(G,Opts)].
clean_goal(G,Mod,NG) :-
beautify_hidden_goal(G,Mod,[NG],[]), !.
clean_goal(G,_,G).
scratch_goal(N,0,Mod,Mod:N) :-
!.
scratch_goal(N,A,Mod,NG) :-
list_of_qmarks(A,L),
G=..[N|L],