505 lines
13 KiB
C
505 lines
13 KiB
C
/*************************************************************************
|
|
* *
|
|
* 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 "YapHeap.h"
|
|
#include "Yatom.h"
|
|
#include "attvar.h"
|
|
#include "clause.h"
|
|
#include "tracer.h"
|
|
#include "iopreds.h"
|
|
|
|
static void send_tracer_message(char *start, char *name, Int arity, char *mname,
|
|
CELL *args) {
|
|
if (name == NULL) {
|
|
#ifdef YAPOR
|
|
fprintf(stderr, "(%d)%s", worker_id, start);
|
|
#else
|
|
fprintf(stderr, "%s", start);
|
|
#endif
|
|
} else {
|
|
int i;
|
|
|
|
if (arity) {
|
|
if (args)
|
|
fprintf(stderr, "%s %s:%s(", start, mname, name);
|
|
else
|
|
fprintf(stderr, "%s %s:%s/%lu", start, mname, name,
|
|
(unsigned long int)arity);
|
|
} else {
|
|
fprintf(stderr, "%s %s:%s", start, mname, name);
|
|
}
|
|
if (args) {
|
|
for (i = 0; i < arity; i++) {
|
|
if (i > 0)
|
|
fprintf(stderr, ",");
|
|
Yap_plwrite(args[i], NULL, 15, Handle_vars_f | AttVar_Portray_f,
|
|
GLOBAL_MaxPriority);
|
|
}
|
|
if (arity) {
|
|
fprintf(stderr, ")");
|
|
}
|
|
}
|
|
}
|
|
fprintf(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);
|
|
}
|
|
*/
|
|
|
|
volatile int v;
|
|
|
|
CELL old_value = 0L, old_value2 = 0L;
|
|
|
|
void jmp_deb(int), jmp_deb2(void);
|
|
|
|
void jmp_deb2(void) { fprintf(stderr, "Here\n"); }
|
|
|
|
void jmp_deb(int i) {
|
|
if (i)
|
|
printf("Here we go %ld\n", old_value++);
|
|
if (old_value == 716)
|
|
jmp_deb2();
|
|
}
|
|
|
|
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;
|
|
}
|
|
fprintf(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];
|
|
|
|
//static CELL oldv = 0;
|
|
|
|
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 (HR < ASP ) return;
|
|
// fif (vsc_count == 12534) jmp_deb( 2 );
|
|
#if __ANDROID__
|
|
|
|
if (vsc_count == 1)
|
|
freopen("log", "w", stderr);
|
|
#endif
|
|
|
|
// if (!worker_id) return;
|
|
LOCK(Yap_low_level_trace_lock);
|
|
sc = Yap_heap_regs;
|
|
// if (vsc_count == 161862) jmp_deb(1);
|
|
#ifdef THREADS
|
|
LOCAL_ThreadHandle.thread_inst_count++;
|
|
#endif
|
|
#ifdef COMMENTED
|
|
fprintf(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 > 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;
|
|
fprintf(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
|
|
fprintf(stderr, "%lld %ld ", vsc_count, LCL0 - (CELL *)B);
|
|
fprintf(stderr, "%ld ", LCL0 - (CELL *)Yap_REGS.CUT_C_TOP);
|
|
#if defined(THREADS) || defined(YAPOR)
|
|
fprintf(stderr, "(%d)", worker_id);
|
|
#endif
|
|
/* check_trail_consistency(); */
|
|
if (pred == NULL) {
|
|
UNLOCK(Yap_low_level_trace_lock);
|
|
return;
|
|
}
|
|
if (pred->ModuleOfPred == PROLOG_MODULE) {
|
|
if (!LOCAL_do_trace_primitives) {
|
|
UNLOCK(Yap_low_level_trace_lock);
|
|
return;
|
|
}
|
|
mname = "prolog";
|
|
} else {
|
|
mname = RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
|
|
}
|
|
switch (port) {
|
|
case enter_pred:
|
|
arity = pred->ArityOfPE;
|
|
if (arity == 0) {
|
|
s = (char *)RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
|
|
} else {
|
|
s = (char *)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 = (char *)RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
|
|
arity = pred->ArityOfPE;
|
|
if (arity == 0)
|
|
s = (char *)RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
|
|
else
|
|
s = (char *)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 = (char *)RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
|
|
arity = pred->ArityOfPE;
|
|
if (arity == 0) {
|
|
s = (char *)RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
|
|
send_tracer_message("RETRY CONSUMER: ", s, 0, mname, NULL);
|
|
} else {
|
|
s = (char *)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 = (char *)RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
|
|
arity = pred->ArityOfPE;
|
|
if (arity == 0)
|
|
s = (char *)RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
|
|
else
|
|
s = (char *)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 = (char *)RepAtom(AtomOfTerm(Yap_Module_Name(pred)))->StrOfAE;
|
|
arity = pred->ArityOfPE;
|
|
if (pred->ModuleOfPred == IDB_MODULE) {
|
|
s = "recorded";
|
|
arity = 3;
|
|
} else if (arity == 0) {
|
|
s = (char *)RepAtom((Atom)pred->FunctorOfPred)->StrOfAE;
|
|
} else {
|
|
s = (char *)RepAtom(NameOfFunctor((pred->FunctorOfPred)))->StrOfAE;
|
|
}
|
|
send_tracer_message("RETRY: ", s, arity, mname, args);
|
|
}
|
|
break;
|
|
}
|
|
fflush(NULL);
|
|
UNLOCK(Yap_low_level_trace_lock);
|
|
}
|
|
|
|
void toggle_low_level_trace(void) {
|
|
Yap_do_low_level_trace = !Yap_do_low_level_trace;
|
|
}
|
|
|
|
static Int start_low_level_trace(USES_REGS1) {
|
|
Yap_do_low_level_trace = TRUE;
|
|
return (TRUE);
|
|
}
|
|
|
|
static Int total_choicepoints(USES_REGS1) {
|
|
return Yap_unify(MkIntegerTerm(LOCAL_total_choicepoints), ARG1);
|
|
}
|
|
|
|
static Int reset_total_choicepoints(USES_REGS1) {
|
|
LOCAL_total_choicepoints = 0;
|
|
return TRUE;
|
|
}
|
|
|
|
static Int show_low_level_trace(USES_REGS1) {
|
|
fprintf(stderr, "Call counter=%lld\n", vsc_count);
|
|
return (TRUE);
|
|
}
|
|
|
|
#ifdef THREADS
|
|
static Int start_low_level_trace2(USES_REGS1) {
|
|
thread_trace = IntegerOfTerm(Deref(ARG1)) + 1;
|
|
Yap_do_low_level_trace = TRUE;
|
|
return (TRUE);
|
|
}
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
|
|
/** @pred stop_low_level_trace
|
|
|
|
Stop displaying messages at procedure entry and retry.
|
|
|
|
Note that using this compile-time option will slow down execution, even if
|
|
messages are
|
|
not being output.
|
|
|
|
*/
|
|
static Int 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 v_wait;
|
|
|
|
static Int vsc_wait(USES_REGS1) {
|
|
while (!v_wait)
|
|
;
|
|
return true;
|
|
}
|
|
|
|
static Int vsc_go(USES_REGS1) {
|
|
v_wait = 1;
|
|
return true;
|
|
}
|
|
|
|
void Yap_InitLowLevelTrace(void) {
|
|
Yap_InitCPred("start_low_level_trace", 0, start_low_level_trace,
|
|
SafePredFlag);
|
|
Yap_InitCPred("$start_low_level_trace", 0, start_low_level_trace,
|
|
SafePredFlag);
|
|
/** @pred start_low_level_trace
|
|
|
|
|
|
Begin display of messages at procedure entry and retry.
|
|
|
|
|
|
*/
|
|
#if THREADS
|
|
Yap_InitCPred("start_low_level_trace", 1, start_low_level_trace2,
|
|
SafePredFlag);
|
|
#endif
|
|
Yap_InitCPred("stop_low_level_trace", 0, stop_low_level_trace, SafePredFlag);
|
|
Yap_InitCPred("show_low_level_trace", 0, show_low_level_trace, SafePredFlag);
|
|
Yap_InitCPred("$stop_low_level_trace", 0, stop_low_level_trace, SafePredFlag);
|
|
Yap_InitCPred("total_choicepoints", 1, total_choicepoints, SafePredFlag);
|
|
Yap_InitCPred("reset_total_choicepoints", 0, reset_total_choicepoints,
|
|
SafePredFlag);
|
|
Yap_InitCPred("vsc_wait", 0, vsc_wait, SafePredFlag);
|
|
Yap_InitCPred("vsc_go", 0, vsc_go, SafePredFlag);
|
|
}
|
|
|
|
#else
|
|
|
|
static null(USES_REGS1) { return true; }
|
|
|
|
void Yap_InitLowLevelTrace(void) {
|
|
Yap_InitCPred("$start_low_level_trace", 0, null,
|
|
SafePredFlag | HiddenPredFlag);
|
|
Yap_InitCPred("$stop_low_level_trace", 0, null,
|
|
SafePredFlag | HiddenPredFlag);
|
|
}
|
|
#endif
|