diogo/yap-6.3
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cleanup dead flags

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This commit is contained in:
Vitor Santos Costa 2013-11-13 13:28:43 +00:00
parent b1c2fbd6bb
commit 41c2d856a7
5 changed files with 7 additions and 118 deletions
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93
C/atoms.c
View File

@ -626,20 +626,12 @@ p_atom_chars( USES_REGS1 )
}
at = AtomOfTerm(t1);
if (IsWideAtom(at)) {
if (yap_flags[YAP_TO_CHARS_FLAG] == QUINTUS_TO_CHARS) {
NewT = Yap_WideStringToList((wchar_t *)RepAtom(at)->StrOfAE);
} else {
NewT = Yap_WideStringToListOfAtoms((wchar_t *)RepAtom(AtomOfTerm(t1))->StrOfAE);
}
if (NewT == 0L)
goto expand_global;
} else {
if (yap_flags[YAP_TO_CHARS_FLAG] == QUINTUS_TO_CHARS) {
NewT = Yap_StringToList(RepAtom(at)->StrOfAE);
} else {
NewT = Yap_StringToListOfAtoms(RepAtom(AtomOfTerm(t1))->StrOfAE);
}
}
return Yap_unify(NewT, ARG2);
} else {
/* ARG1 unbound */
@ -663,47 +655,7 @@ p_atom_chars( USES_REGS1 )
Yap_Error(TYPE_ERROR_LIST, t, "atom_chars/2");
return(FALSE);
}
if (yap_flags[YAP_TO_CHARS_FLAG] == QUINTUS_TO_CHARS) {
while (t != TermNil) {
register Term Head;
register Int i;
Head = HeadOfTerm(t);
if (IsVarTerm(Head)) {
Yap_Error(INSTANTIATION_ERROR,Head,"atom_chars/2");
return(FALSE);
} else if (!IsIntegerTerm(Head)) {
Yap_Error(REPRESENTATION_ERROR_CHARACTER_CODE,Head,"atom_chars/2");
return(FALSE);
}
i = IntegerOfTerm(Head);
if (i < 0) {
Yap_Error(REPRESENTATION_ERROR_CHARACTER_CODE,Head,"atom_chars/2");
return(FALSE);
}
if (i > MAX_ISO_LATIN1 && !ws) {
ws = ch_to_wide(String, s PASS_REGS);
}
if (ws) {
if (ws > (wchar_t *)AuxSp-1024) {
goto expand_auxsp;
}
*ws++ = i;
} else {
if (s+1024 > (char *)AuxSp) {
goto expand_auxsp;
}
*s++ = i;
}
t = TailOfTerm(t);
if (IsVarTerm(t)) {
Yap_Error(INSTANTIATION_ERROR,t,"atom_chars/2");
return(FALSE);
} else if (!IsPairTerm(t) && t != TermNil) {
Yap_Error(TYPE_ERROR_LIST, t, "atom_chars/2");
return(FALSE);
}
}
} else {
{
/* ISO Prolog Mode */
int has_atoms = yap_flags[STRICT_ISO_FLAG];
int has_ints = FALSE;
@ -1581,11 +1533,7 @@ p_number_chars( USES_REGS1 )
}
#endif
}
if (yap_flags[YAP_TO_CHARS_FLAG] == QUINTUS_TO_CHARS) {
NewT = Yap_StringToList(String);
} else {
NewT = Yap_StringToListOfAtoms(String);
}
return Yap_unify(NewT, ARG2);
}
if (IsVarTerm(t)) {
@ -1597,44 +1545,7 @@ p_number_chars( USES_REGS1 )
return(FALSE);
}
s = String;
if (yap_flags[YAP_TO_CHARS_FLAG] == QUINTUS_TO_CHARS) {
while (t != TermNil) {
register Term Head;
register Int i;
Head = HeadOfTerm(t);
if (IsVarTerm(Head)) {
Yap_Error(INSTANTIATION_ERROR,Head,"number_chars/2");
return(FALSE);
} else if (!IsIntegerTerm(Head)) {
Yap_Error(TYPE_ERROR_INTEGER,Head,"number_chars/2");
return(FALSE);
}
i = IntOfTerm(Head);
if (i < 0 || i > 255) {
Yap_Error(TYPE_ERROR_INTEGER,Head,"number_chars/2");
return(FALSE);
}
if (s+1024 > (char *)AuxSp) {
int offs = (s-String);
String = Yap_ExpandPreAllocCodeSpace(0, NULL, TRUE);
if (String + (offs+1024) > (char *)AuxSp) {
/* crash in flames */
Yap_Error(OUT_OF_AUXSPACE_ERROR, ARG1, "allocating temp space in number_chars/2");
return FALSE;
}
goto restart_aux;
}
*s++ = i;
t = TailOfTerm(t);
if (IsVarTerm(t)) {
Yap_Error(INSTANTIATION_ERROR,t,"number_chars/2");
return(FALSE);
} else if (!IsPairTerm(t) && t != TermNil) {
Yap_Error(TYPE_ERROR_LIST,t,"number_chars/2");
return(FALSE);
}
}
} else {
{
/* ISO code */
int has_atoms = yap_flags[STRICT_ISO_FLAG];
int has_ints = FALSE;

4
C/gmp_support.c
View File

@ -239,7 +239,7 @@ Yap_gmp_div_big_int(Term t, Int i)
MP_INT *b = Yap_BigIntOfTerm(t);
mpz_init_set(&new, b);
if (yap_flags[INTEGER_ROUNDING_FLAG] == 0) {
if ( (-3 / 2) == -2 ) {
if (i > 0) {
mpz_tdiv_q_ui(&new, &new, i);
} else if (i == 0) {
@ -544,7 +544,7 @@ Yap_gmp_div_big_big(Term t1, Term t2)
MP_INT *b2 = Yap_BigIntOfTerm(t2);
mpz_init_set(&new, b1);
if (yap_flags[INTEGER_ROUNDING_FLAG] == 0) {
if ( (-3 / 2) == -2 ) {
mpz_tdiv_q(&new, &new, b2);
} else {
mpz_fdiv_q(&new, &new, b2);

4
C/init.c
View File

@ -900,10 +900,6 @@ InitFlags(void)
{
/* note that Yap_heap_regs must be set first */
yap_flags[MAX_ARITY_FLAG] = -1;
yap_flags[INTEGER_ROUNDING_FLAG] = 0;
yap_flags[YAP_MAX_INTEGER_FLAG] = (Int)(~((CELL)1 << (sizeof(Int)*8-1)));
yap_flags[YAP_MIN_INTEGER_FLAG] = (Int)(((CELL)1 << (sizeof(Int)*8-1)));
yap_flags[YAP_TO_CHARS_FLAG] = ISO_TO_CHARS;
yap_flags[LANGUAGE_MODE_FLAG] = 0;
yap_flags[STRICT_ISO_FLAG] = FALSE;

5
H/Yap.h
View File

@ -342,11 +342,6 @@ typedef pthread_rwlock_t rwlock_t;
typedef enum
{
MAX_ARITY_FLAG = 1,
INTEGER_ROUNDING_FLAG = 2,
YAP_MAX_INTEGER_FLAG = 3,
YAP_MIN_INTEGER_FLAG = 4,
YAP_TO_CHARS_FLAG = 7,
LANGUAGE_MODE_FLAG = 8,
STRICT_ISO_FLAG = 9,
SOURCE_MODE_FLAG = 11,

13
pl/flags.yap
View File

@ -397,16 +397,6 @@ yap_flag(system_options,X) :-
'$system_options'(wam_profiler) :-
\+ '$undefined'(reset_op_counters, prolog).
yap_flag(to_chars_mode,X) :-
var(X), !,
( '$access_yap_flags'(7,0) -> X = quintus ; X = iso ).
yap_flag(to_chars_mode,quintus) :- !,
'$set_yap_flags'(7,0).
yap_flag(to_chars_mode,iso) :- !,
'$set_yap_flags'(7,1).
yap_flag(to_chars_mode,X) :-
'$do_error'(domain_error(flag_value,to_chars_mode+X),yap_flag(to_chars_mode,X)).
yap_flag(update_semantics,X) :-
var(X), !,
( '$log_upd'(I) -> '$convert_upd_sem'(I,X) ).
@ -577,7 +567,6 @@ yap_flag(max_threads,X) :-
'$yap_system_flag'(strict_iso).
'$yap_system_flag'(syntax_errors).
'$yap_system_flag'(system_options).
'$yap_system_flag'(to_chars_mode).
'$yap_system_flag'(toplevel_hook).
'$yap_system_flag'(toplevel_print_options).
'$yap_system_flag'(typein_module).
@ -629,8 +618,6 @@ yap_flag(max_threads,X) :-
'$syntax_check_single_var'(_,on),
'$syntax_check_discontiguous'(_,on),
'$syntax_check_multiple'(_,on),
% YAP_TO_CHARS
'$set_yap_flags'(7,1),
fileerrors,
'$transl_to_on_off'(X1,on),
% CHAR_CONVERSION