459 lines
11 KiB
C
459 lines
11 KiB
C
/*************************************************************************
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* *
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* YAP Prolog @(#)amidefs.h 1.3 3/15/90
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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: tracer.h *
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* Last rev: *
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* mods: *
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* comments: definitions for low level tracer *
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* *
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*************************************************************************/
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#include "Yap.h"
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#ifdef LOW_LEVEL_TRACER
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#include "Yatom.h"
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#include "YapHeap.h"
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#include "attvar.h"
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#include "yapio.h"
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#include "tracer.h"
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STATIC_PROTO(int TracePutchar, (int, int));
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STATIC_PROTO(void send_tracer_message, (char *, char *, Int, char *, CELL *));
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static int
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TracePutchar(int sno, int ch)
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{
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return(putc(ch, GLOBAL_stderr)); /* use standard error stream, which is supposed to be 2*/
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}
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static void
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send_tracer_message(char *start, char *name, Int arity, char *mname, CELL *args)
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{
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CACHE_REGS
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if (name == NULL) {
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#ifdef YAPOR
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fprintf(GLOBAL_stderr, "(%d)%s", worker_id, start);
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#else
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fprintf(GLOBAL_stderr, "%s", start);
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#endif
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} else {
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int i;
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if (arity) {
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if (args)
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fprintf(GLOBAL_stderr, "%s %s:%s(", start, mname, name);
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else
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fprintf(GLOBAL_stderr, "%s %s:%s/%lu", start, mname, name, (unsigned long int)arity);
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} else {
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fprintf(GLOBAL_stderr, "%s %s:%s", start, mname, name);
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}
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if (args) {
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for (i= 0; i < arity; i++) {
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if (i > 0) fprintf(GLOBAL_stderr, ",");
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#if DEBUG
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#if COROUTINING
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Yap_Portray_delays = TRUE;
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#endif
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#endif
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Yap_plwrite(args[i], TracePutchar, Handle_vars_f, 1200);
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#if DEBUG
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#if COROUTINING
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Yap_Portray_delays = FALSE;
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#endif
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#endif
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}
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if (arity) {
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fprintf(GLOBAL_stderr, ")");
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}
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}
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}
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fprintf(GLOBAL_stderr, "\n");
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}
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#if defined(__GNUC__)
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unsigned long long vsc_count;
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#else
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unsigned long vsc_count;
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#endif
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#if THREADS
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static int thread_trace;
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#endif
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/*
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static int
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check_trail_consistency(void) {
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tr_fr_ptr ptr = TR;
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while (ptr > (CELL *)LOCAL_TrailBase) {
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ptr = --ptr;
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if (!IsVarTerm(TrailTerm(ptr))) {
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if (IsApplTerm(TrailTerm(ptr))) {
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CELL *cptr = (CELL *)ptr;
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ptr = (tr_fr_ptr)(cptr-1);
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} else {
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if (IsPairTerm(TrailTerm(ptr))) {
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CELL *p = RepPair(TrailTerm(ptr));
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if IsAttVar(p) continue;
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}
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printf("Oops at call %ld, B->cp(%p) TR(%p) pt(%p)\n", vsc_count,B->cp_tr, TR, ptr);
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return(FALSE);
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}
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}
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}
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return(TRUE);
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}
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*/
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CELL old_value = 0L, old_value2 = 0L;
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void jmp_deb(int);
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void
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jmp_deb(int i) {if (i) printf("Here we go\n"); else jmp_deb(0);}
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struct various_codes *sc;
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/*
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CELL array[332];
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int found = FALSE;
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static void
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check_area(void)
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{
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int i, first = -1;
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for (i= 0; i < 332; i++) {
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if (array[i] !=((CELL *)0x187a800)[i]) {
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if (first != -1) {
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first = i;
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found = TRUE;
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}
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fprintf(stderr,"%lld changed %d\n",vsc_count,i);
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}
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array[i] = ((CELL *)0x187a800)[i];
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}
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if (first != -1)
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jmp_deb(i);
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}
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*/
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PredEntry *old_p[10000];
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Term old_x1[10000], old_x2[10000], old_x3[10000];
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void
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low_level_trace(yap_low_level_port port, PredEntry *pred, CELL *args)
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{
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CACHE_REGS
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char *s;
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char *mname;
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Int arity;
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/* extern int gc_calls; */
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LOCK(Yap_heap_regs->low_level_trace_lock);
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sc = Yap_heap_regs;
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vsc_count++;
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#ifdef THREADS
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LOCAL_ThreadHandle.thread_inst_count++;
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#endif
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#ifdef COMMENTED
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{ choiceptr myB = B;
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while (myB) myB = myB->cp_b;
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}
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//*(H0+(0xb65f2850-0xb64b2008)/sizeof(CELL))==0xc ||
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//0x4fd4d
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if (vsc_count == 40650191LL)
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jmp_deb(1);
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return;
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if (vsc_count > 1388060LL && vsc_count < 1388070LL) {
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if (vsc_count==1388061LL)
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jmp_deb(1);
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if (vsc_count % 1LL == 0) {
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UInt sz = Yap_regp->H0_[17];
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UInt end = sizeof(MP_INT)/sizeof(CELL)+sz+1;
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fprintf(stderr,"VAL %lld %d %x/%x\n",vsc_count,sz,H0[16],H0[16+end]);
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}
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} else
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return;
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{
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tr_fr_ptr pt = (tr_fr_ptr)LOCAL_TrailBase;
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if (pt[140].term == 0 && pt[140].value != 0)
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jmp_deb(1);
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}
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if (worker_id != 04 || worker_id != 03) return;
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// if (vsc_count == 218280)
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// vsc_xstop = 1;
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if (vsc_count < 1468068888) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (port != enter_pred ||
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!pred ||
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pred->ArityOfPE != 4 ||
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strcmp(RepAtom(NameOfFunctor(pred->FunctorOfPred))->StrOfAE,"in_between_target_phrases")) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (vsc_count < 1246949400LL) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (vsc_count == 1246949493LL)
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vsc_xstop = TRUE;
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if (vsc_count < 5646100000LL) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (vsc_count == 5646100441LL)
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vsc_xstop = TRUE;
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if (vsc_count < 2923351500LL) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (vsc_count == 123536441LL) vsc_xstop = 1;
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if (vsc_count < 5530257LL) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (vsc_count == 9414280LL) {
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vsc_xstop = TRUE;
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}
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if (vsc_count < 3399741LL) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (TR_FZ > TR)
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jmp_deb(1);
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{
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tr_fr_ptr pt = (tr_fr_ptr)LOCAL_TrailBase;
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if (pt[153].term == 0 && pt[153].value == 0 &&
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pt[154].term != 0 && pt[154].value != 0 && ( TR > pt+154 ||
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TR_FZ > pt+154))
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jmp_deb(2);
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if (pt[635].term == 0 && pt[635].value == 0 &&
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pt[636].term != 0 && pt[636].value != 0 && ( TR > pt+636 ||
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TR_FZ > pt+636))
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jmp_deb(3);
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if (pt[138].term == 0 && pt[138].value == 0 &&
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pt[139].term != 0 && pt[139].value != 0 && ( TR > pt+138 ||
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TR_FZ > pt+138) )
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jmp_deb(4);
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}
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if (vsc_count == 287939LL)
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jmp_deb(1);
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if (vsc_count == 173118LL)
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jmp_deb(1);
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if (!(vsc_count >= 287934LL && vsc_count <= 287939LL) &&
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!(vsc_count >= 173100LL && vsc_count <= 173239LL) &&
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vsc_count != -1)
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return;
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if (vsc_count == 51021) {
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printf("Here I go\n");
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}
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if (vsc_count < 52000) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (vsc_count > 52000) exit(0);
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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if (vsc_count == 837074) {
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printf("Here I go\n");
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}
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if (gc_calls < 1) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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{
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CELL *env_ptr = ENV;
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PredEntry *p;
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while (env_ptr) {
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PredEntry *pe = EnvPreg(env_ptr[E_CP]);
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printf("%p->",env_ptr,pe);
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if (vsc_count == 52LL) printf("\n");
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if (p == pe) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (env_ptr != NULL)
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env_ptr = (CELL *)(env_ptr[E_E]);
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}
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printf("\n");
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}
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#endif
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fprintf(GLOBAL_stderr,"%lld ",vsc_count);
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#if defined(THREADS) || defined(YAPOR)
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fprintf(GLOBAL_stderr,"(%d)", worker_id);
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#endif
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/* check_trail_consistency(); */
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if (pred == NULL) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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if (pred->ModuleOfPred == 0 && !LOCAL_do_trace_primitives) {
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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return;
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}
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switch (port) {
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case enter_pred:
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mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
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arity = pred->ArityOfPE;
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if (arity == 0)
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s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
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else
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s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
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/* if ((pred->ModuleOfPred == 0) && (s[0] == '$'))
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return; */
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send_tracer_message("CALL: ", s, arity, mname, args);
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break;
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case try_or:
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send_tracer_message("TRY_OR ", NULL, 0, NULL, args);
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break;
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case retry_or:
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send_tracer_message("FAIL ", NULL, 0, NULL, args);
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send_tracer_message("RETRY_OR ", NULL, 0, NULL, args);
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break;
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case retry_table_generator:
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send_tracer_message("FAIL ", NULL, 0, NULL, args);
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mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
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arity = pred->ArityOfPE;
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if (arity == 0)
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s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
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else
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s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
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send_tracer_message("RETRY GENERATOR: ", s, arity, mname, args);
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break;
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case retry_table_consumer:
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send_tracer_message("FAIL ", NULL, 0, NULL, args);
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mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
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arity = pred->ArityOfPE;
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if (arity == 0) {
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s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
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send_tracer_message("RETRY CONSUMER: ", s, 0, mname, NULL);
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} else {
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s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
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send_tracer_message("RETRY CONSUMER: ", s, pred->ArityOfPE, mname, NULL);
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}
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break;
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case retry_table_loader:
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send_tracer_message("FAIL ", NULL, 0, NULL, args);
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if (pred == UndefCode) {
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send_tracer_message("RETRY LOADER ", NULL, 0, NULL, NULL);
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} else {
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mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
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arity = pred->ArityOfPE;
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if (arity == 0)
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s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
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else
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s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
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send_tracer_message("RETRY LOADER: ", s, 0, mname, NULL);
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}
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break;
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case retry_pred:
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send_tracer_message("FAIL ", NULL, 0, NULL, args);
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if (pred != NULL) {
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mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
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arity = pred->ArityOfPE;
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if (pred->ModuleOfPred == IDB_MODULE) {
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s = "recorded";
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arity = 3;
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} else if (arity == 0) {
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s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
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} else {
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s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
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}
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send_tracer_message("RETRY: ", s, arity, mname, args);
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}
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break;
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}
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fflush(NULL);
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UNLOCK(Yap_heap_regs->low_level_trace_lock);
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}
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void
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toggle_low_level_trace(void)
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{
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Yap_do_low_level_trace = !Yap_do_low_level_trace;
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}
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static Int p_start_low_level_trace( USES_REGS1 )
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{
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Yap_do_low_level_trace = TRUE;
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return(TRUE);
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}
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static Int p_total_choicepoints( USES_REGS1 )
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{
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return Yap_unify(MkIntegerTerm(LOCAL_total_choicepoints),ARG1);
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}
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static Int p_reset_total_choicepoints( USES_REGS1 )
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{
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LOCAL_total_choicepoints = 0;
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return TRUE;
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}
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static Int p_show_low_level_trace( USES_REGS1 )
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{
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fprintf(stderr,"Call counter=%lld\n",vsc_count);
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return(TRUE);
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}
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#ifdef THREADS
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static Int p_start_low_level_trace2( USES_REGS1 )
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{
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thread_trace = IntegerOfTerm(Deref(ARG1))+1;
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Yap_do_low_level_trace = TRUE;
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return(TRUE);
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}
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#endif
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#include <stdio.h>
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static Int p_stop_low_level_trace( USES_REGS1 )
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{
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Yap_do_low_level_trace = FALSE;
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LOCAL_do_trace_primitives = TRUE;
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return(TRUE);
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}
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volatile int vsc_wait;
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static Int p_vsc_wait( USES_REGS1 )
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{
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while (!vsc_wait);
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vsc_wait=1;
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return(TRUE);
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}
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void
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Yap_InitLowLevelTrace(void)
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{
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Yap_InitCPred("start_low_level_trace", 0, p_start_low_level_trace, SafePredFlag);
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#if THREADS
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Yap_InitCPred("start_low_level_trace", 1, p_start_low_level_trace2, SafePredFlag);
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#endif
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Yap_InitCPred("stop_low_level_trace", 0, p_stop_low_level_trace, SafePredFlag);
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Yap_InitCPred("show_low_level_trace", 0, p_show_low_level_trace, SafePredFlag);
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Yap_InitCPred("total_choicepoints", 1, p_total_choicepoints, SafePredFlag);
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Yap_InitCPred("reset_total_choicepoints", 0, p_reset_total_choicepoints, SafePredFlag);
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Yap_InitCPred("vsc_wait", 0, p_vsc_wait, SafePredFlag);
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}
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#endif
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