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fix bad test faster interface to eval (obs from Jose Santos)

This commit is contained in:
Vitor Santos Costa 2010-01-11 10:35:36 +00:00
parent 5fc26e1b45
commit e86a995dd2
3 changed files with 38 additions and 47 deletions
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81
C/eval.c
View File

@ -42,6 +42,8 @@ Eval(Term t)
if (IsVarTerm(t)) {
ArithError = TRUE;
return Yap_ArithError(INSTANTIATION_ERROR,t,"in arithmetic");
} else if (IsNumTerm(t)) {
return t;
} else if (IsAtomTerm(t)) {
ExpEntry *p;
Atom name = AtomOfTerm(t);
@ -59,56 +61,43 @@ Eval(Term t)
RepAtom(name)->StrOfAE);
}
return Yap_eval_atom(p->FOfEE);
} else if (IsIntTerm(t)) {
return t;
} else if (IsApplTerm(t)) {
Functor fun = FunctorOfTerm(t);
switch ((CELL)fun) {
case (CELL)FunctorLongInt:
case (CELL)FunctorDouble:
#ifdef USE_GMP
case (CELL)FunctorBigInt:
#endif
return t;
default:
{
if ((Atom)fun == AtomFoundVar) {
return Yap_ArithError(TYPE_ERROR_EVALUABLE, TermNil,
"cyclic term in arithmetic expression");
} else {
Int n = ArityOfFunctor(fun);
Atom name = NameOfFunctor(fun);
ExpEntry *p;
Term t1, t2;
if ((Atom)fun == AtomFoundVar) {
return Yap_ArithError(TYPE_ERROR_EVALUABLE, TermNil,
"cyclic term in arithmetic expression");
} else {
Int n = ArityOfFunctor(fun);
Atom name = NameOfFunctor(fun);
ExpEntry *p;
Term t1, t2;
if (EndOfPAEntr(p = RepExpProp(Yap_GetExpProp(name, n)))) {
Term ti[2];
if (EndOfPAEntr(p = RepExpProp(Yap_GetExpProp(name, n)))) {
Term ti[2];
/* error */
ti[0] = t;
ti[1] = MkIntegerTerm(n);
t = Yap_MkApplTerm(FunctorSlash, 2, ti);
return Yap_ArithError(TYPE_ERROR_EVALUABLE, t,
"functor %s/%d for arithmetic expression",
RepAtom(name)->StrOfAE,n);
}
*RepAppl(t) = (CELL)AtomFoundVar;
t1 = Eval(ArgOfTerm(1,t));
if (t1 == 0L) {
*RepAppl(t) = (CELL)fun;
return FALSE;
}
if (n == 1) {
*RepAppl(t) = (CELL)fun;
return Yap_eval_unary(p->FOfEE, t1);
}
t2 = Eval(ArgOfTerm(2,t));
*RepAppl(t) = (CELL)fun;
if (t2 == 0L)
return FALSE;
return Yap_eval_binary(p->FOfEE,t1,t2);
}
/* error */
ti[0] = t;
ti[1] = MkIntegerTerm(n);
t = Yap_MkApplTerm(FunctorSlash, 2, ti);
return Yap_ArithError(TYPE_ERROR_EVALUABLE, t,
"functor %s/%d for arithmetic expression",
RepAtom(name)->StrOfAE,n);
}
*RepAppl(t) = (CELL)AtomFoundVar;
t1 = Eval(ArgOfTerm(1,t));
if (t1 == 0L) {
*RepAppl(t) = (CELL)fun;
return FALSE;
}
if (n == 1) {
*RepAppl(t) = (CELL)fun;
return Yap_eval_unary(p->FOfEE, t1);
}
t2 = Eval(ArgOfTerm(2,t));
*RepAppl(t) = (CELL)fun;
if (t2 == 0L)
return FALSE;
return Yap_eval_binary(p->FOfEE,t1,t2);
}
} /* else if (IsPairTerm(t)) */ {
if (TailOfTerm(t) != TermNil) {

2
C/tracer.c
View File

@ -172,6 +172,8 @@ low_level_trace(yap_low_level_port port, PredEntry *pred, CELL *args)
LOCK(Yap_heap_regs->low_level_trace_lock);
sc = Yap_heap_regs;
vsc_count++;
if (vsc_count < 77000)
return;
#ifdef THREADS
Yap_heap_regs->thread_handle[worker_id].thread_inst_count++;
#endif

2
H/eval.h
View File

@ -175,7 +175,7 @@ Int STD_PROTO(Yap_ArithError,(yap_error_number,Term,char *msg, ...));
inline EXTERN Term
Yap_Eval(Term t)
{
if (t == 0L || !IsVarTerm(t) || IsNumTerm(t))
if (t == 0L || ( !IsVarTerm(t) && IsNumTerm(t) ))
return t;
return Yap_InnerEval(t);
}