/*************************************************************************
* *
* YAP Prolog @(#)amidefs.h 1.3 3/15/90
* *
* Yap Prolog was developed at NCCUP - Universidade do Porto *
* *
* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 *
* *
**************************************************************************
* *
* File: tracer.h *
* Last rev: *
* mods: *
* comments: definitions for low level tracer *
* *
*************************************************************************/
#include "Yap.h"
#ifdef LOW_LEVEL_TRACER
#include "Yatom.h"
#include "YapHeap.h"
#include "attvar.h"
#include "yapio.h"
#include "clause.h"
#include "tracer.h"
#include "SWI-Stream.h"
static void send_tracer_message(char *, char *, Int, char *, CELL *);
static void
send_tracer_message(char *start, char *name, Int arity, char *mname, CELL *args)
{
if (name == NULL) {
#ifdef YAPOR
Sfprintf(GLOBAL_stderr, "(%d)%s", worker_id, start);
#else
Sfprintf(GLOBAL_stderr, "%s", start);
#endif
} else {
int i;
if (arity) {
if (args)
Sfprintf(GLOBAL_stderr, "%s %s:%s(", start, mname, name);
else
Sfprintf(GLOBAL_stderr, "%s %s:%s/%lu", start, mname, name, (unsigned long int)arity);
} else {
Sfprintf(GLOBAL_stderr, "%s %s:%s", start, mname, name);
}
if (args) {
for (i= 0; i < arity; i++) {
if (i > 0) Sfprintf(GLOBAL_stderr, ",");
Yap_plwrite(args[i], GLOBAL_stderr, 15, Handle_vars_f|AttVar_Portray_f, 1200);
}
if (arity) {
Sfprintf(GLOBAL_stderr, ")");
}
}
}
Sfprintf(GLOBAL_stderr, "\n");
}
#if defined(__GNUC__)
unsigned long long vsc_count;
#else
unsigned long vsc_count;
#endif
#if THREADS
static int thread_trace;
#endif
/*
static int
check_trail_consistency(void) {
tr_fr_ptr ptr = TR;
while (ptr > (CELL *)LOCAL_TrailBase) {
ptr = --ptr;
if (!IsVarTerm(TrailTerm(ptr))) {
if (IsApplTerm(TrailTerm(ptr))) {
CELL *cptr = (CELL *)ptr;
ptr = (tr_fr_ptr)(cptr-1);
} else {
if (IsPairTerm(TrailTerm(ptr))) {
CELL *p = RepPair(TrailTerm(ptr));
if IsAttVar(p) continue;
}
printf("Oops at call %ld, B->cp(%p) TR(%p) pt(%p)\n", vsc_count,B->cp_tr, TR, ptr);
return(FALSE);
}
}
}
return(TRUE);
}
*/
CELL old_value = 0L, old_value2 = 0L;
void jmp_deb(int);
void
jmp_deb(int i) {if (i) printf("Here we go\n"); else jmp_deb(0);}
struct various_codes *sc;
/*
CELL array[332];
int found = FALSE;
static void
check_area(void)
{
int i, first = -1;
for (i= 0; i < 332; i++) {
if (array[i] !=((CELL *)0x187a800)[i]) {
if (first != -1) {
first = i;
found = TRUE;
}
Sfprintf(stderr,"%lld changed %d\n",vsc_count,i);
}
array[i] = ((CELL *)0x187a800)[i];
}
if (first != -1)
jmp_deb(i);
}
*/
PredEntry *old_p[10000];
Term old_x1[10000], old_x2[10000], old_x3[10000];
void
low_level_trace(yap_low_level_port port, PredEntry *pred, CELL *args)
{
CACHE_REGS
char *s;
char *mname;
Int arity;
/* extern int gc_calls; */
vsc_count++;
// if (!worker_id) return;
LOCK(Yap_heap_regs->low_level_trace_lock);
sc = Yap_heap_regs;
//if (vsc_count == 161862) jmp_deb(1);
// Sfprintf(stderr,"B=%p ", B);
#ifdef THREADS
LOCAL_ThreadHandle.thread_inst_count++;
#endif
#ifdef COMMENTED
Sfprintf(stderr,"in %p\n");
CELL * gc_ENV = ENV;
while (gc_ENV != NULL) { /* no more environments */
fprintf(stderr,"%ld\n", LCL0-gc_ENV);
gc_ENV = (CELL *) gc_ENV[E_E]; /* link to prev
* environment */
}
return;
{
choiceptr b_p = B;
while (b_p) {
fprintf(stderr,"%p %ld\n",b_p,Yap_op_from_opcode(b_p->cp_ap->opc));
b_p = b_p->cp_b;
}
}
{ choiceptr myB = B;
while (myB) myB = myB->cp_b;
}
//*(H0+(0xb65f2850-0xb64b2008)/sizeof(CELL))==0xc ||
//0x4fd4d
if (vsc_count == 40650191LL)
jmp_deb(1);
return;
if (vsc_count > 1388060LL && vsc_count < 1388070LL) {
if (vsc_count==1388061LL)
jmp_deb(1);
if (vsc_count % 1LL == 0) {
UInt sz = Yap_regp->H0_[17];
UInt end = sizeof(MP_INT)/sizeof(CELL)+sz+1;
Sfprintf(GLOBAL_stderr,"VAL %lld %d %x/%x\n",vsc_count,sz,H0[16],H0[16+end]);
}
} else
return;
{
tr_fr_ptr pt = (tr_fr_ptr)LOCAL_TrailBase;
if (pt[140].term == 0 && pt[140].value != 0)
jmp_deb(1);
}
if (worker_id != 04 || worker_id != 03) return;
// if (vsc_count == 218280)
// vsc_xstop = 1;
if (vsc_count < 1468068888) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (port != enter_pred ||
!pred ||
pred->ArityOfPE != 4 ||
strcmp(RepAtom(NameOfFunctor(pred->FunctorOfPred))->StrOfAE,"in_between_target_phrases")) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (vsc_count < 1246949400LL) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (vsc_count == 1246949493LL)
vsc_xstop = TRUE;
if (vsc_count < 5646100000LL) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (vsc_count == 5646100441LL)
vsc_xstop = TRUE;
if (vsc_count < 2923351500LL) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (vsc_count == 123536441LL) vsc_xstop = 1;
if (vsc_count < 5530257LL) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (vsc_count == 9414280LL) {
vsc_xstop = TRUE;
}
if (vsc_count < 3399741LL) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (TR_FZ > TR)
jmp_deb(1);
{
tr_fr_ptr pt = (tr_fr_ptr)LOCAL_TrailBase;
if (pt[153].term == 0 && pt[153].value == 0 &&
pt[154].term != 0 && pt[154].value != 0 && ( TR > pt+154 ||
TR_FZ > pt+154))
jmp_deb(2);
if (pt[635].term == 0 && pt[635].value == 0 &&
pt[636].term != 0 && pt[636].value != 0 && ( TR > pt+636 ||
TR_FZ > pt+636))
jmp_deb(3);
if (pt[138].term == 0 && pt[138].value == 0 &&
pt[139].term != 0 && pt[139].value != 0 && ( TR > pt+138 ||
TR_FZ > pt+138) )
jmp_deb(4);
}
if (vsc_count == 287939LL)
jmp_deb(1);
if (vsc_count == 173118LL)
jmp_deb(1);
if (!(vsc_count >= 287934LL && vsc_count <= 287939LL) &&
!(vsc_count >= 173100LL && vsc_count <= 173239LL) &&
vsc_count != -1)
return;
if (vsc_count == 51021) {
printf("Here I go\n");
}
if (vsc_count < 52000) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (vsc_count > 52000) exit(0);
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
if (vsc_count == 837074) {
printf("Here I go\n");
}
if (gc_calls < 1) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
{
CELL *env_ptr = ENV;
PredEntry *p;
while (env_ptr) {
PredEntry *pe = EnvPreg(env_ptr[E_CP]);
printf("%p->",env_ptr,pe);
if (vsc_count == 52LL) printf("\n");
if (p == pe) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (env_ptr != NULL)
env_ptr = (CELL *)(env_ptr[E_E]);
}
printf("\n");
}
#endif
Sfprintf(GLOBAL_stderr,"%lld ",vsc_count);
#if defined(THREADS) || defined(YAPOR)
Sfprintf(GLOBAL_stderr,"(%d)", worker_id);
#endif
/* check_trail_consistency(); */
if (pred == NULL) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
if (pred->ModuleOfPred == 0 && !LOCAL_do_trace_primitives) {
UNLOCK(Yap_heap_regs->low_level_trace_lock);
return;
}
switch (port) {
case enter_pred:
mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
arity = pred->ArityOfPE;
if (arity == 0)
s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
else
s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
/* if ((pred->ModuleOfPred == 0) && (s[0] == '$'))
return; */
send_tracer_message("CALL: ", s, arity, mname, args);
break;
case try_or:
send_tracer_message("TRY_OR ", NULL, 0, NULL, args);
break;
case retry_or:
send_tracer_message("FAIL ", NULL, 0, NULL, args);
send_tracer_message("RETRY_OR ", NULL, 0, NULL, args);
break;
case retry_table_generator:
send_tracer_message("FAIL ", NULL, 0, NULL, args);
mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
arity = pred->ArityOfPE;
if (arity == 0)
s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
else
s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
send_tracer_message("RETRY GENERATOR: ", s, arity, mname, args);
break;
case retry_table_consumer:
send_tracer_message("FAIL ", NULL, 0, NULL, args);
mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
arity = pred->ArityOfPE;
if (arity == 0) {
s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
send_tracer_message("RETRY CONSUMER: ", s, 0, mname, NULL);
} else {
s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
send_tracer_message("RETRY CONSUMER: ", s, pred->ArityOfPE, mname, NULL);
}
break;
case retry_table_loader:
send_tracer_message("FAIL ", NULL, 0, NULL, args);
if (pred == UndefCode) {
send_tracer_message("RETRY LOADER ", NULL, 0, NULL, NULL);
} else {
mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
arity = pred->ArityOfPE;
if (arity == 0)
s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
else
s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
send_tracer_message("RETRY LOADER: ", s, 0, mname, NULL);
}
break;
case retry_pred:
send_tracer_message("FAIL ", NULL, 0, NULL, args);
if (pred != NULL) {
mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
arity = pred->ArityOfPE;
if (pred->ModuleOfPred == IDB_MODULE) {
s = "recorded";
arity = 3;
} else if (arity == 0) {
s = RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
} else {
s = RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
}
send_tracer_message("RETRY: ", s, arity, mname, args);
}
break;
}
Sflush(GLOBAL_stderr);
fflush(NULL);
UNLOCK(Yap_heap_regs->low_level_trace_lock);
}
void
toggle_low_level_trace(void)
{
Yap_do_low_level_trace = !Yap_do_low_level_trace;
}
static Int p_start_low_level_trace( USES_REGS1 )
{
GLOBAL_stderr = Serror; //Sopen_file("TRACER_LOG", "w");
Yap_do_low_level_trace = TRUE;
return(TRUE);
}
static Int p_total_choicepoints( USES_REGS1 )
{
return Yap_unify(MkIntegerTerm(LOCAL_total_choicepoints),ARG1);
}
static Int p_reset_total_choicepoints( USES_REGS1 )
{
LOCAL_total_choicepoints = 0;
return TRUE;
}
static Int p_show_low_level_trace( USES_REGS1 )
{
Sfprintf(GLOBAL_stderr,"Call counter=%lld\n",vsc_count);
return(TRUE);
}
#ifdef THREADS
static Int p_start_low_level_trace2( USES_REGS1 )
{
thread_trace = IntegerOfTerm(Deref(ARG1))+1;
Yap_do_low_level_trace = TRUE;
return(TRUE);
}
#endif
#include <stdio.h>
static Int p_stop_low_level_trace( USES_REGS1 )
{
Yap_do_low_level_trace = FALSE;
LOCAL_do_trace_primitives = TRUE;
#if DEBUG_LOCKS
debug_locks = TRUE;
#endif
return(TRUE);
}
volatile int vsc_wait;
static Int p_vsc_wait( USES_REGS1 )
{
while (!vsc_wait);
vsc_wait=1;
return(TRUE);
}
void
Yap_InitLowLevelTrace(void)
{
Yap_InitCPred("start_low_level_trace", 0, p_start_low_level_trace, SafePredFlag);
#if THREADS
Yap_InitCPred("start_low_level_trace", 1, p_start_low_level_trace2, SafePredFlag);
#endif
Yap_InitCPred("stop_low_level_trace", 0, p_stop_low_level_trace, SafePredFlag);
Yap_InitCPred("show_low_level_trace", 0, p_show_low_level_trace, SafePredFlag);
Yap_InitCPred("total_choicepoints", 1, p_total_choicepoints, SafePredFlag);
Yap_InitCPred("reset_total_choicepoints", 0, p_reset_total_choicepoints, SafePredFlag);
Yap_InitCPred("vsc_wait", 0, p_vsc_wait, SafePredFlag);
}
#endif