debug fixes to new globals code
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1686 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
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182d4f4694
46
C/globals.c
46
C/globals.c
@ -127,7 +127,6 @@ CreateDelayArena(attvar_record *max, attvar_record *min)
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RESET_VARIABLE(&ptr->Atts);
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}
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RESET_VARIABLE(&(ptr->Value));
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SetDelayTop(min);
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return (CELL)max;
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}
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@ -135,6 +134,8 @@ static Term
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NewDelayArena(UInt size)
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{
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attvar_record *max = DelayTop(), *min = max-size;
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Term out;
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while ((ADDR)min < Yap_GlobalBase+1024) {
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if (!Yap_InsertInGlobal((CELL *)max, size*sizeof(attvar_record))) {
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Yap_Error(OUT_OF_STACK_ERROR,TermNil,"No Stack Space for Non-Backtrackable terms");
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@ -142,7 +143,9 @@ NewDelayArena(UInt size)
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}
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max = DelayTop(), min = max-size;
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}
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return CreateDelayArena(max, min);
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out = CreateDelayArena(max, min);
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SetDelayTop(min);
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return out;
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}
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static Term
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@ -160,14 +163,14 @@ GrowDelayArena(Term *arenap, UInt old_size, UInt size, UInt arity)
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size = 64;
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}
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XREGS[arity+1] = (CELL)arenap;
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if (!Yap_InsertInGlobal((CELL *)arena, size*sizeof(attvar_record))) {
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if (!Yap_InsertInGlobal((CELL *)arena, (size-old_size)*sizeof(attvar_record))) {
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Yap_Error(OUT_OF_STACK_ERROR, TermNil, Yap_ErrorMessage);
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return TermNil;
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}
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arenap = (CELL *)XREGS[arity+1];
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arena = *arenap;
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CreateDelayArena(DelayArenaPt(arena)+size, DelayArenaPt(arena)-size);
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return (CELL)(ArenaPt(arena)+size);
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CreateDelayArena(DelayArenaPt(arena), DelayArenaPt(arena)-size);
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return arena;
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}
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static Term
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@ -236,7 +239,7 @@ p_allocate_default_arena(void)
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return FALSE;
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}
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GlobalArena = NewArena(IntegerOfTerm(t), 2, NULL);
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GlobalDelayArena = NewDelayArena(IntegerOfTerm(t2));
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GlobalDelayArena = NewDelayArena(2);
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return TRUE;
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}
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@ -658,7 +661,8 @@ CopyTermToArena(Term t, Term arena, UInt arity, Term *newarena, Term *att_arenap
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error_handler:
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H = HB;
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CloseArena(oldH, oldHB, oldASP, newarena, old_size);
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ResetDelayArena(old_delay_arena, att_arenap);
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if (old_delay_arena != MkIntTerm(0))
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ResetDelayArena(old_delay_arena, att_arenap);
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XREGS[arity+1] = t;
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XREGS[arity+2] = arena;
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XREGS[arity+3] = (CELL)newarena;
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@ -678,7 +682,8 @@ CopyTermToArena(Term t, Term arena, UInt arity, Term *newarena, Term *att_arenap
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break;
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case -2:
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/* handle delay arena overflow */
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if (!GrowDelayArena(att_arenap, 0L, 0L, arity+4)) {
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old_size = DelayArenaSz(*att_arenap);
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if (!GrowDelayArena(att_arenap, old_size, 0L, arity+4)) {
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Yap_Error(OUT_OF_STACK_ERROR, TermNil, Yap_ErrorMessage);
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return 0L;
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}
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@ -888,6 +893,7 @@ p_nb_queue(void)
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{
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Term queue_arena, delay_queue_arena, queue, ar[5], *nar;
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Term t = Deref(ARG1);
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UInt arena_sz = (H-H0)/16;
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if (!IsVarTerm(t)) {
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if (!IsApplTerm(t)) {
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@ -904,13 +910,20 @@ p_nb_queue(void)
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queue = Yap_MkApplTerm(FunctorNBQueue,5,ar);
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if (!Yap_unify(queue,ARG1))
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return FALSE;
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queue_arena = NewArena(1024,1,NULL);
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if (arena_sz < 1024)
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arena_sz = 1024;
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queue_arena = NewArena(arena_sz,1,NULL);
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if (queue_arena == 0L) {
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return FALSE;
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}
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nar = RepAppl(Deref(ARG1))+1;
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nar[QUEUE_ARENA] = queue_arena;
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delay_queue_arena = NewDelayArena(64);
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arena_sz = ((attvar_record *)H0- DelayTop())/16;
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if (arena_sz <2)
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arena_sz = 2;
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if (arena_sz > 256)
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arena_sz = 256;
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delay_queue_arena = NewDelayArena(arena_sz);
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if (delay_queue_arena == 0L) {
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return FALSE;
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}
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@ -993,6 +1006,10 @@ p_nb_queue_close(void)
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return
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Yap_unify(ARG3, ARG2);
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}
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if (qp[QUEUE_ARENA] != MkIntTerm(0))
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RecoverArena(qp[QUEUE_ARENA]);
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if (qp[QUEUE_DELAY_ARENA] != MkIntTerm(0))
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RecoverDelayArena(qp[QUEUE_DELAY_ARENA]);
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if (qp[QUEUE_SIZE] == MkIntTerm(0)) {
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return
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Yap_unify(ARG3, ARG2);
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@ -1000,15 +1017,6 @@ p_nb_queue_close(void)
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out =
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Yap_unify(ARG3, qp[QUEUE_TAIL]) &&
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Yap_unify(ARG2, qp[QUEUE_HEAD]);
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/*
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arena = GetQueueArena(qp, "delete_queue");
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if ((CELL *)ArenaLimit == H &&
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H != B->cp_h) {
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H = RepAppl(arena);
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}
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*/
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RecoverArena(qp[QUEUE_ARENA]);
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RecoverDelayArena(qp[QUEUE_DELAY_ARENA]);
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qp[QUEUE_TAIL] =
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qp[QUEUE_HEAD] =
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qp[QUEUE_ARENA] =
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6
C/grow.c
6
C/grow.c
@ -395,7 +395,7 @@ AdjustGlobal(void)
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*/
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pt = CellPtr(Yap_GlobalBase);
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while (pt < H) {
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register CELL reg;
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CELL reg;
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reg = *pt;
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if (IsVarTerm(reg)) {
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@ -585,7 +585,7 @@ static_growglobal(long size, CELL **ptr, CELL *hsplit)
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ADDR old_GlobalBase = Yap_GlobalBase;
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UInt minimal_request = 0L;
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long size0, sz = size;
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char vb_msg1, *vb_msg2;
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char vb_msg1 = '\0', *vb_msg2;
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if (hsplit) {
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/* just a little bit of sanity checking */
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@ -628,7 +628,7 @@ static_growglobal(long size, CELL **ptr, CELL *hsplit)
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vb_msg1 = 'D';
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vb_msg2 = "Delay";
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}
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fprintf(Yap_stderr, "%% %cO %s overflow %d\n", vb_msg1, vb_msg2, delay_overflows); \
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fprintf(Yap_stderr, "%% %cO %s overflow %d\n", vb_msg1, vb_msg2, delay_overflows);
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fprintf(Yap_stderr, "%% %cO growing the stacks %ld bytes\n", vb_msg1, size);
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}
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ASP -= 256;
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14
H/TermExt.h
14
H/TermExt.h
@ -10,7 +10,7 @@
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* File: TermExt.h *
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* mods: *
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* comments: Extensions to standard terms for YAP *
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* version: $Id: TermExt.h,v 1.10 2006-08-22 16:12:46 vsc Exp $ *
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* version: $Id: TermExt.h,v 1.11 2006-08-23 12:12:14 vsc Exp $ *
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*************************************************************************/
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#ifdef USE_SYSTEM_MALLOC
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@ -260,9 +260,21 @@ IsLongIntTerm (Term t)
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#ifdef USE_GMP
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#include <stdio.h>
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#include <gmp.h>
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#else
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typedef struct {
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UInt _size, _mp_alloc;
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void *_mp_d;
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} MP_INT;
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#endif
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#ifdef USE_GMP
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Term STD_PROTO (Yap_MkBigIntTerm, (MP_INT *));
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MP_INT *STD_PROTO (Yap_BigIntOfTerm, (Term));
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47
pl/setof.yap
47
pl/setof.yap
@ -33,37 +33,40 @@ _^Goal :-
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findall(Template, Generator, Answers) :-
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'$check_list_for_bags'(Answers, findall(Template, Generator, Answers)),
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nb_queue(Ref),
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'$findall'(Template, Generator, Ref, [], Answers).
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'$findall'(Template, Generator, [], Answers).
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% If some answers have already been found
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findall(Template, Generator, Answers, SoFar) :-
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nb_queue(Ref),
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'$findall'(Template, Generator, Ref, SoFar, Answers).
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'$findall'(Template, Generator, SoFar, Answers).
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% starts by calling the generator,
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% and recording the answers
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'$findall'(Template, Generator, Ref, _, _) :-
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'$execute'(Generator),
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nb_queue_enqueue(Ref, Template),
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fail.
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% now wraps it all
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'$findall'(_, _, Ref, SoFar, Answers) :-
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nb_queue_close(Ref, Answers, SoFar).
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'$findall'(Template, Generator, SoFar, Answers) :-
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nb_queue(Ref),
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(
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'$execute'(Generator),
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nb_queue_enqueue(Ref, Template),
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fail
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;
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nb_queue_close(Ref, Answers, SoFar)
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).
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% findall_with_key is very similar to findall, but uses the SICStus
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% algorithm to guarantee that variables will have the same names.
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%
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'$findall_with_common_vars'(Template, Generator, Ref, _) :-
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'$execute'(Generator),
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nb_queue_enqueue(Ref, Template),
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fail.
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% now wraps it all
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'$findall_with_common_vars'(_, _, Ref, Answers) :-
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nb_queue_close(Ref, Answers, []),
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'$collect_with_common_vars'(Answers, _).
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'$findall_with_common_vars'(Template, Generator, Answers) :-
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nb_queue(Ref),
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(
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'$execute'(Generator),
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nb_queue_enqueue(Ref, Template),
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fail
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;
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nb_queue_close(Ref, Answers, []),
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'$collect_with_common_vars'(Answers, _)
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).
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'$collect_with_common_vars'([], _).
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'$collect_with_common_vars'([Key-_|Answers], VarList) :-
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@ -93,13 +96,11 @@ bagof(Template, Generator, Bag) :-
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( FreeVars \== [] ->
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'$variables_in_term'(FreeVars, [], LFreeVars),
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Key =.. ['$'|LFreeVars],
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nb_queue(Ref),
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'$findall_with_common_vars'(Key-Template, StrippedGenerator, Ref, Bags0),
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'$findall_with_common_vars'(Key-Template, StrippedGenerator, Bags0),
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'$keysort'(Bags0, Bags),
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'$pick'(Bags, Key, Bag)
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;
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nb_queue(Ref),
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'$findall'(Template, StrippedGenerator, Ref, [], Bag0),
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'$findall'(Template, StrippedGenerator, [], Bag0),
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Bag0 \== [],
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Bag = Bag0
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).
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