Files
scryer-prolog/src/prolog/builtins.rs
2018-05-02 21:24:43 -06:00

930 lines
39 KiB
Rust

use prolog::ast::*;
use prolog::num::bigint::{BigInt};
use std::collections::HashMap;
use std::rc::Rc;
// from 7.12.2 b) of 13211-1:1995
#[derive(Clone, Copy)]
pub enum ValidType {
Atom,
Atomic,
Byte,
Callable,
Character,
Compound,
Evaluable,
InByte,
InCharacter,
Integer,
List,
Number,
PredicateIndicator,
Variable
}
impl ValidType {
pub fn as_str(self) -> &'static str {
match self {
ValidType::Atom => "atom",
ValidType::Atomic => "atomic",
ValidType::Byte => "byte",
ValidType::Callable => "callable",
ValidType::Character => "character",
ValidType::Compound => "compound",
ValidType::Evaluable => "evaluable",
ValidType::InByte => "in_byte",
ValidType::InCharacter => "in_character",
ValidType::Integer => "integer",
ValidType::List => "list",
ValidType::Number => "number",
ValidType::PredicateIndicator => "predicate_indicator",
ValidType::Variable => "variable"
}
}
}
// from 7.12.2 f) of 13211-1:1995
#[derive(Clone, Copy)]
pub enum RepFlag {
Character,
CharacterCode,
InCharacterCode,
MaxArity,
MaxInteger,
MinInteger
}
impl RepFlag {
pub fn as_str(self) -> &'static str {
match self {
RepFlag::Character => "character",
RepFlag::CharacterCode => "character_code",
RepFlag::InCharacterCode => "in_character_code",
RepFlag::MaxArity => "max_arity",
RepFlag::MaxInteger => "max_integer",
RepFlag::MinInteger => "min_integer"
}
}
}
// from 7.12.2 g) of 13211-1:1995
#[derive(Clone, Copy)]
pub enum EvalError {
FloatOverflow,
IntOverflow,
Undefined,
Underflow,
ZeroDivisor
}
impl EvalError {
pub fn as_str(self) -> &'static str {
match self {
EvalError::FloatOverflow => "float_overflow",
EvalError::IntOverflow => "int_overflow",
EvalError::Undefined => "undefined",
EvalError::Underflow => "underflow",
EvalError::ZeroDivisor => "zero_divisor"
}
}
}
fn get_builtins() -> Code {
vec![internal_call_n!(), // callN/N, 0.
is_atomic!(temp_v!(1)), // atomic/1, 1.
proceed!(),
is_var!(temp_v!(1)), // var/1, 3.
proceed!(),
allocate!(4), // catch/3, 5.
fact![get_var_in_fact!(perm_v!(2), 1),
get_var_in_fact!(perm_v!(3), 2),
get_var_in_fact!(perm_v!(1), 3)],
query![put_var!(perm_v!(4), 1)],
get_current_block!(),
query![put_value!(perm_v!(2), 1),
put_value!(perm_v!(3), 2),
put_value!(perm_v!(1), 3),
put_unsafe_value!(4, 4)],
deallocate!(),
goto_execute!(12, 4), // goto catch/4.
try_me_else!(10), // catch/4, 12.
allocate!(3),
fact![get_var_in_fact!(perm_v!(3), 1),
get_var_in_fact!(perm_v!(2), 4)],
query![put_var!(perm_v!(1), 1)],
install_new_block!(),
query![put_value!(perm_v!(3), 1)],
call_n!(1),
query![put_value!(perm_v!(2), 1),
put_unsafe_value!(1, 2)],
deallocate!(),
goto_execute!(44, 2), //21: goto end_block/2.
default_trust_me!(),
allocate!(3),
fact![get_var_in_fact!(perm_v!(2), 2),
get_var_in_fact!(perm_v!(1), 3)],
query![get_var_in_query!(temp_v!(2), 1),
put_value!(temp_v!(4), 1)],
reset_block!(),
query![put_var!(perm_v!(3), 1)],
get_ball!(),
query![put_unsafe_value!(3, 1),
put_value!(perm_v!(2), 2),
put_value!(perm_v!(1), 3)],
deallocate!(),
goto_execute!(32, 2), // goto handle_ball/2.
try_me_else!(10), // handle_ball/2, 32.
allocate!(2),
get_level!(perm_v!(1)),
fact![get_var_in_fact!(perm_v!(2), 3)],
unify!(),
cut!(perm_v!(1)),
erase_ball!(),
query![put_value!(perm_v!(2), 1)],
deallocate!(),
execute_n!(1),
default_trust_me!(),
unwind_stack!(),
try_me_else!(9), // end_block/2, 44.
allocate!(1),
fact![get_var_in_fact!(perm_v!(1), 1)],
query![put_value!(temp_v!(2), 1)],
clean_up_block!(),
query![put_value!(perm_v!(1), 1)],
deallocate!(),
reset_block!(),
proceed!(),
default_trust_me!(), // 53.
allocate!(0),
query![get_var_in_query!(temp_v!(3), 1),
put_value!(temp_v!(2), 1)],
reset_block!(),
deallocate!(),
goto_execute!(61, 0),
set_ball!(), // throw/1, 59.
unwind_stack!(),
fail!(), // false/0, 61.
try_me_else!(7), // not/1, 62.
allocate!(1),
get_level!(perm_v!(1)),
call_n!(1),
cut!(perm_v!(1)),
deallocate!(),
goto_execute!(61, 0),
trust_me!(),
proceed!(),
duplicate_term!(), // duplicate_term/2, 71.
proceed!(),
fact![get_value!(temp_v!(1), 2)], // =/2, 73.
proceed!(),
proceed!(), // true/0, 75.
get_cp!(temp_v!(3)), // ','/2, 76.
try_me_else!(18), // ','/3, 77.
switch_on_term!(4, 1, 0, 0),
indexed_try!(4),
retry!(7),
trust!(10),
try_me_else!(4),
fact![get_constant!(atom!("!"), temp_v!(1)),
get_structure!(",", 2, temp_v!(2), Some(infix!())),
unify_variable!(temp_v!(1)),
unify_variable!(temp_v!(2))],
set_cp!(temp_v!(3)),
goto_execute!(77, 3),
retry_me_else!(4),
fact![get_constant!(atom!("!"), temp_v!(1)),
get_constant!(atom!("!"), temp_v!(2))],
set_cp!(temp_v!(3)),
proceed!(),
trust_me!(),
fact![get_constant!(atom!("!"), temp_v!(1))],
set_cp!(temp_v!(3)),
query![put_value!(temp_v!(2), 1)],
execute_n!(1),
retry_me_else!(8), // 95.
allocate!(3),
fact![get_structure!(",", 2, temp_v!(2), Some(infix!())),
unify_variable!(perm_v!(2)),
unify_variable!(perm_v!(1)),
get_var_in_fact!(perm_v!(3), 3)],
neck_cut!(),
call_n!(1),
query![put_unsafe_value!(2, 1),
put_unsafe_value!(1, 2),
put_value!(perm_v!(3), 3)],
deallocate!(),
goto_execute!(77, 3),
retry_me_else!(10),
allocate!(2),
get_level!(perm_v!(2)),
fact![get_constant!(atom!("!"), temp_v!(2)),
get_var_in_fact!(perm_v!(1), 3)],
neck_cut!(),
call_n!(1),
query![put_value!(perm_v!(1), 1)],
set_cp!(temp_v!(1)),
deallocate!(),
proceed!(),
trust_me!(),
allocate!(1),
fact![get_var_in_fact!(perm_v!(1), 2)],
call_n!(1),
query![put_value!(perm_v!(1), 1)],
deallocate!(),
execute_n!(1),
get_cp!(temp_v!(3)), // ';'/2, 120.
try_me_else!(16), // ';'/3, 121.
switch_on_term!(0, 12, 0, 1), // Fail on variable input.
indexed_try!(2),
trust!(5),
fact![get_structure!("->", 2, temp_v!(1), Some(infix!())),
unify_variable!(temp_v!(1)),
unify_variable!(temp_v!(4))],
query![put_value!(temp_v!(4), 2)],
goto_execute!(147, 3), // goto '->'/3.
retry_me_else!(5),
fact![get_structure!("->", 2, temp_v!(1), Some(infix!())),
unify_void!(2)],
set_cp!(temp_v!(3)),
query![put_value!(temp_v!(2), 1)],
execute_n!(1),
retry_me_else!(4),
fact![get_constant!(atom!("!"), temp_v!(1))],
set_cp!(temp_v!(3)),
proceed!(),
retry_me_else!(4),
fact![get_constant!(atom!("!"), temp_v!(2))],
set_cp!(temp_v!(3)),
proceed!(),
retry_me_else!(2),
execute_n!(1),
trust_me!(),
query![put_value!(temp_v!(2), 1)],
execute_n!(1),
get_cp!(temp_v!(3)), // '->'/2, 146.
try_me_else!(7), // '->'/3, 147.
allocate!(1),
fact![get_constant!(atom!("!"), temp_v!(2)),
get_var_in_fact!(perm_v!(1), 3)],
call_n!(1),
set_cp!(perm_v!(1)),
deallocate!(),
proceed!(),
trust_me!(),
allocate!(2),
fact![get_var_in_fact!(perm_v!(1), 2),
get_var_in_fact!(perm_v!(2), 3)],
call_n!(1),
set_cp!(perm_v!(2)),
query![put_unsafe_value!(1, 1)],
deallocate!(),
execute_n!(1),
functor_execute!(), // functor/3, 162.
is_integer!(temp_v!(1)), // integer/1, 163.
proceed!(),
get_arg_execute!(), // get_arg/3, 165.
try_me_else!(10), // arg/3, 166.
allocate!(4),
fact![get_var_in_fact!(perm_v!(1), 1),
get_var_in_fact!(perm_v!(2), 2),
get_var_in_fact!(perm_v!(4), 3)],
is_var!(perm_v!(1)),
neck_cut!(),
query![put_value!(perm_v!(2), 1),
put_var!(temp_v!(4), 2),
put_var!(perm_v!(3), 3)],
functor_call!(),
query![put_value!(perm_v!(1), 1),
put_constant!(Level::Shallow, integer!(1), temp_v!(2)),
put_unsafe_value!(3, 3),
put_value!(perm_v!(2), 4),
put_value!(perm_v!(4), 5)],
deallocate!(),
goto_execute!(189, 5), // goto arg_/5, 175.
retry_me_else!(10),
allocate!(3),
fact![get_var_in_fact!(perm_v!(1), 1),
get_var_in_fact!(perm_v!(2), 2),
get_var_in_fact!(perm_v!(3), 3)],
is_integer!(perm_v!(1)),
neck_cut!(),
query![put_value!(perm_v!(2), 1),
put_var!(temp_v!(4), 2),
put_var!(temp_v!(3), 3)],
functor_call!(),
query![put_value!(perm_v!(1), 1),
put_value!(perm_v!(2), 2),
put_value!(perm_v!(3), 3)],
deallocate!(),
goto_execute!(165, 3), // goto get_arg/3, 185.
trust_me!(),
query![get_var_in_query!(temp_v!(4), 1),
put_structure!("type_error", 2, temp_v!(2), None),
set_constant!(atom!(ValidType::Integer.as_str())),
set_value!(temp_v!(4)),
put_structure!("error", 2, temp_v!(1), None),
set_value!(temp_v!(2)),
set_void!(1)],
goto_execute!(59, 1), // goto throw/1.
try_me_else!(5), // arg_/5, 189.
fact![get_value!(temp_v!(1), 2),
get_value!(temp_v!(1), 3)],
neck_cut!(),
query![put_value!(temp_v!(4), 2),
put_value!(temp_v!(5), 3)],
goto_execute!(165, 3), // goto get_arg/3.
retry_me_else!(4),
fact![get_value!(temp_v!(1), 2)],
query![put_value!(temp_v!(4), 2),
get_var_in_query!(temp_v!(6), 3),
put_value!(temp_v!(5), 3)],
goto_execute!(165, 3), // goto get_arg/3, 197.
trust_me!(),
allocate!(5),
fact![get_var_in_fact!(perm_v!(2), 1),
get_var_in_fact!(perm_v!(4), 3),
get_var_in_fact!(perm_v!(3), 4),
get_var_in_fact!(perm_v!(5), 5)],
compare_number_instr!(CompareNumberQT::LessThan,
ArithmeticTerm::Reg(temp_v!(2)),
ArithmeticTerm::Reg(perm_v!(4))),
add!(ArithmeticTerm::Reg(temp_v!(2)),
ArithmeticTerm::Number(rc_integer!(1)),
1),
query![put_var!(perm_v!(1), 1)],
is_call!(perm_v!(1), interm!(1)),
query![put_value!(perm_v!(2), 1),
put_unsafe_value!(1, 2),
put_value!(perm_v!(4), 3),
put_value!(perm_v!(3), 4),
put_value!(perm_v!(5), 5)],
deallocate!(),
goto_execute!(189, 5), // goto arg_/5, 207.
display!(), // display/1, 208.
proceed!(),
dynamic_is!(), // is/2, 210.
proceed!(),
dynamic_num_test!(cmp_gt!()), // >/2, 212.
proceed!(),
dynamic_num_test!(cmp_lt!()), // </2, 214.
proceed!(),
dynamic_num_test!(cmp_gte!()), // >=/2, 216.
proceed!(),
dynamic_num_test!(cmp_lte!()), // =</2, 218.
proceed!(),
dynamic_num_test!(cmp_ne!()), // =\=, 220.
proceed!(),
dynamic_num_test!(cmp_eq!()), // =:=, 222.
proceed!(),
try_me_else!(5), // =.., 224.
fact![get_var_in_fact!(temp_v!(3), 1),
get_list!(Level::Shallow, temp_v!(2)),
unify_value!(temp_v!(3)),
unify_constant!(Constant::EmptyList)],
is_atomic!(temp_v!(3)),
neck_cut!(),
proceed!(),
retry_me_else!(11),
allocate!(4),
get_level!(perm_v!(1)),
fact![get_var_in_fact!(perm_v!(3), 1),
get_list!(Level::Shallow, temp_v!(2)),
unify_variable!(temp_v!(2)),
unify_variable!(perm_v!(4))],
is_var!(perm_v!(4)),
query![put_value!(perm_v!(3), 1),
put_var!(perm_v!(2), 3)],
functor_call!(),
cut!(perm_v!(1)),
query![put_unsafe_value!(4, 1),
put_value!(perm_v!(3), 2),
put_constant!(Level::Shallow, integer!(1), temp_v!(3)),
put_unsafe_value!(2, 4)],
deallocate!(),
goto_execute!(252, 4), // goto get_args/4, 239.
trust_me!(),
allocate!(5),
get_level!(perm_v!(1)),
fact![get_var_in_fact!(perm_v!(3), 1),
get_list!(Level::Shallow, temp_v!(2)),
unify_variable!(perm_v!(5)),
unify_variable!(perm_v!(4))],
query![put_value!(perm_v!(4), 1),
put_var!(perm_v!(2), 2)],
goto_call!(277, 2), // goto length/2, 245.
query![put_value!(perm_v!(3), 1),
put_value!(perm_v!(5), 2),
put_value!(perm_v!(2), 3)],
functor_call!(),
cut!(perm_v!(1)),
query![put_unsafe_value!(4, 1),
put_value!(perm_v!(3), 2),
put_constant!(Level::Shallow, integer!(1), temp_v!(3)),
put_unsafe_value!(2, 4)],
deallocate!(),
goto_execute!(252, 4), // goto get_args/4, 251.
try_me_else!(5), // get_args/4, 252.
fact![get_var_in_fact!(temp_v!(5), 1),
get_constant!(integer!(0), temp_v!(4))],
neck_cut!(),
query![put_value!(temp_v!(5), 1),
put_constant!(Level::Shallow, Constant::EmptyList, temp_v!(2))],
goto_execute!(73, 2), // goto =/2, 256.
trust_me!(),
switch_on_term!(3, 0, 1, 0),
indexed_try!(3),
trust!(7),
try_me_else!(5),
fact![get_list!(Level::Shallow, temp_v!(1)),
unify_variable!(temp_v!(5)),
unify_constant!(Constant::EmptyList),
get_var_in_fact!(temp_v!(6), 2),
get_var_in_fact!(temp_v!(1), 3),
get_value!(temp_v!(1), 4)],
neck_cut!(),
query![put_value!(temp_v!(6), 2),
put_value!(temp_v!(5), 3)],
get_arg_execute!(),
trust_me!(),
allocate!(5),
fact![get_list!(Level::Shallow, temp_v!(1)),
unify_variable!(temp_v!(5)),
unify_variable!(perm_v!(4)),
get_var_in_fact!(perm_v!(3), 2),
get_var_in_fact!(perm_v!(5), 3),
get_var_in_fact!(perm_v!(1), 4)],
query![put_value!(perm_v!(5), 1),
put_value!(perm_v!(3), 2),
put_value!(temp_v!(5), 3)],
get_arg_call!(),
add!(ArithmeticTerm::Reg(perm_v!(5)),
ArithmeticTerm::Number(rc_integer!(1)),
1),
query![put_var!(perm_v!(2), 1)],
is_call!(perm_v!(2), ArithmeticTerm::Interm(1)),
query![put_unsafe_value!(4, 1),
put_value!(perm_v!(3), 2),
put_unsafe_value!(2, 3),
put_value!(perm_v!(1), 4)],
deallocate!(),
goto_execute!(252, 4), // goto get_args/4, 276.
try_me_else!(6), // length/2, 277.
fact![get_var_in_fact!(temp_v!(4), 1),
get_var_in_fact!(temp_v!(3), 2)],
is_var!(temp_v!(3)),
neck_cut!(),
query![put_value!(temp_v!(4), 1),
put_constant!(Level::Shallow, integer!(0), temp_v!(2))],
goto_execute!(297, 3), // goto length/3, 282.
retry_me_else!(10),
allocate!(1),
get_level!(perm_v!(1)),
fact![get_var_in_fact!(temp_v!(4), 1),
get_var_in_fact!(temp_v!(3), 2)],
is_integer!(temp_v!(3)),
query![put_value!(temp_v!(4), 1),
put_constant!(Level::Shallow, integer!(0), temp_v!(2))],
goto_call!(297, 3), // goto length/3, 289.
cut!(perm_v!(1)),
deallocate!(),
proceed!(),
trust_me!(),
fact![get_var_in_fact!(temp_v!(3), 1),
get_var_in_fact!(temp_v!(4), 2)],
query![put_structure!("type_error", 2, temp_v!(1), None),
set_constant!(atom!("integer_expected")),
set_value!(temp_v!(4))],
goto_execute!(59, 1), // goto throw/1, 296.
switch_on_term!(1, 2, 5, 0), // length/3, 297.
try_me_else!(3),
fact![get_constant!(Constant::EmptyList, temp_v!(1)),
get_var_in_fact!(temp_v!(4), 2),
get_value!(temp_v!(4), 3)],
proceed!(),
trust_me!(),
allocate!(3),
fact![get_list!(Level::Shallow, temp_v!(1)),
unify_void!(1),
unify_variable!(perm_v!(1)),
get_var_in_fact!(temp_v!(4), 2),
get_var_in_fact!(perm_v!(3), 3)],
add!(ArithmeticTerm::Reg(temp_v!(4)),
ArithmeticTerm::Number(rc_integer!(1)),
1),
query![put_var!(perm_v!(2), 1)],
is_call!(perm_v!(2), ArithmeticTerm::Interm(1)),
query![put_unsafe_value!(1, 1),
put_unsafe_value!(2, 2),
put_value!(perm_v!(3), 3)],
deallocate!(),
goto_execute!(297, 3), // goto length/3, 309.
allocate!(4), // setup_call_cleanup/3, 310.
get_level!(perm_v!(1)),
fact![get_var_in_fact!(perm_v!(2), 2),
get_var_in_fact!(perm_v!(3), 3)],
call_n!(1),
cut!(perm_v!(1)),
query![put_var!(perm_v!(4), 1)],
get_current_block!(),
query![put_value!(perm_v!(3), 1),
put_unsafe_value!(4, 2),
put_value!(perm_v!(2), 3)],
deallocate!(),
jmp_execute!(3, 1, 0),
try_me_else!(5), // 320.
is_var!(temp_v!(1)),
neck_cut!(),
query![put_constant!(Level::Shallow,
atom!("instantiation_error"),
temp_v!(1))],
goto_execute!(59, 1),
default_trust_me!(),
query![get_var_in_query!(temp_v!(4), 2),
put_value!(temp_v!(3), 2),
get_var_in_query!(temp_v!(5), 3),
put_value!(temp_v!(4), 3)],
goto_execute!(328, 3),
try_me_else!(13), // sgc_helper/3, 328.
allocate!(4),
fact![get_var_in_fact!(perm_v!(4), 1),
get_var_in_fact!(perm_v!(3), 2),
get_var_in_fact!(perm_v!(2), 3)],
get_level!(perm_v!(1)),
query![put_value!(perm_v!(4), 1)],
install_cleaner!(),
query![put_var!(temp_v!(2), 1)],
install_new_block!(),
query![put_value!(perm_v!(3), 1)],
call_n!(1),
query![put_value!(perm_v!(2), 1),
put_value!(perm_v!(1), 2)],
deallocate!(),
check_cp_execute!(),
default_retry_me_else!(12),
allocate!(2),
query![put_value!(temp_v!(3), 1)],
reset_block!(),
query![put_var!(perm_v!(1), 1)],
get_ball!(),
get_level!(perm_v!(2)),
default_set_cp!(perm_v!(2)),
goto_call!(358, 0), // goto run_cleaners_with_handling/0, 349.
query![put_unsafe_value!(1, 1)],
deallocate!(),
goto_execute!(59, 1), // goto throw/1, 59.
default_trust_me!(),
allocate!(0),
goto_call!(370, 0), // goto run_cleaners_without_handling/0, 355.
deallocate!(),
fail!(),
try_me_else!(10), // run_cleaners_with_handling/0, 358.
allocate!(2),
get_level!(perm_v!(1)),
query![put_var!(perm_v!(2), 1)],
get_cleaner_call!(),
query![put_value!(perm_v!(2), 1),
put_var!(temp_v!(4), 2),
put_constant!(Level::Shallow, atom!("true"), temp_v!(3))],
goto_call!(5, 3), // goto catch/3, 5.
default_set_cp!(perm_v!(1)),
deallocate!(),
goto_execute!(358, 0), // goto run_cleaners_with_handling/0, 367.
default_trust_me!(),
goto_execute!(398, 0), // goto restore_cut_points/0, 369.
try_me_else!(10), // run_cleaners_without_handling/0, 370.
allocate!(2),
get_level!(perm_v!(1)),
query![put_var!(perm_v!(2), 1)],
get_cleaner_call!(),
query![put_value!(perm_v!(2), 1)],
call_n!(1),
default_set_cp!(perm_v!(1)),
deallocate!(),
goto_execute!(370, 0), // goto run_cleaners_without_handling/0, 379.
default_trust_me!(),
goto_execute!(398, 0), // goto restore_cut_points/0, 381.
allocate!(1), // sgc_on_success/2, 382.
fact![get_var_in_fact!(perm_v!(1), 2)],
reset_block!(),
cut!(perm_v!(1)),
deallocate!(),
proceed!(),
is_compound!(temp_v!(1)), // compound/1, 388.
proceed!(),
is_rational!(temp_v!(1)), // rational/1, 390.
proceed!(),
is_string!(temp_v!(1)), // string/1, 392.
proceed!(),
is_float!(temp_v!(1)), // float/1, 394.
proceed!(),
is_nonvar!(temp_v!(1)), // nonvar/1, 396.
proceed!(),
restore_cut_policy!(), // restore_cut_policy/0, 398.
proceed!(),
ground_execute!(), // ground/1, 400.
eq_execute!(), // (==)/2, 401.
not_eq_execute!(), // (\==)/2, 402.
compare_term_execute!(term_cmp_gte!()), // (@>=)/2, 403.
compare_term_execute!(term_cmp_lte!()), // (@=<)/2, 404.
compare_term_execute!(term_cmp_gt!()), // (@>)/2, 405.
compare_term_execute!(term_cmp_lt!()), // (@<)/2, 406.
compare_term_execute!(term_cmp_eq!()), // (=@=)/2, 407.
compare_term_execute!(term_cmp_ne!()), // (\=@=)/2, 408.
allocate!(5), // call_with_inference_limit/3, 409.
fact![get_var_in_fact!(perm_v!(4), 1),
get_var_in_fact!(perm_v!(3), 2),
get_var_in_fact!(perm_v!(2), 3)],
query![put_var!(perm_v!(5), 1)],
get_current_block!(),
get_cp!(perm_v!(1)),
query![put_value!(perm_v!(4), 1),
put_value!(perm_v!(3), 2),
put_value!(perm_v!(2), 3),
put_value!(perm_v!(5), 4),
put_value!(perm_v!(1), 5)],
goto_call!(420, 5), // goto call_with_inference_limit/5, 415
query![put_value!(perm_v!(1), 1)],
deallocate!(),
remove_call_policy_check!(),
proceed!(),
try_me_else!(19), // call_with_inference_limit/5, 420.
allocate!(9),
fact![get_var_in_fact!(perm_v!(9), 1),
get_var_in_fact!(perm_v!(5), 2),
get_var_in_fact!(perm_v!(8), 3),
get_var_in_fact!(perm_v!(3), 4),
get_var_in_fact!(perm_v!(4), 5)],
query![put_var!(perm_v!(1), 1)],
install_new_block!(),
query![put_var!(perm_v!(7), 3)],
install_inference_counter!(perm_v!(4), perm_v!(5), perm_v!(7)),
query![put_value!(perm_v!(9), 1)],
call_n!(1),
inference_level!(perm_v!(8), perm_v!(4)),
query![put_var!(perm_v!(6), 2)],
remove_inference_counter!(perm_v!(4), perm_v!(6)),
sub!(ArithmeticTerm::Reg(perm_v!(6)),
ArithmeticTerm::Reg(perm_v!(7)),
1),
sub!(ArithmeticTerm::Reg(perm_v!(5)),
ArithmeticTerm::Interm(1),
1),
query![put_var!(perm_v!(2), 1)],
is_call!(temp_v!(1), ArithmeticTerm::Interm(1)),
query![put_value!(perm_v!(4), 1),
put_value!(perm_v!(3), 2),
put_value!(perm_v!(1), 3),
put_value!(perm_v!(2), 4)],
deallocate!(),
goto_execute!(468, 4), // goto end_block/4, 468
default_trust_me!(), // 439
allocate!(3),
fact![get_var_in_fact!(perm_v!(1), 3),
get_var_in_fact!(perm_v!(3), 5)],
query![put_value!(temp_v!(4), 1)],
reset_block!(),
query![put_var!(temp_v!(3), 2)],
remove_inference_counter!(perm_v!(3), temp_v!(2)),
query![put_value!(perm_v!(3), 1),
put_var!(perm_v!(2), 2)],
jmp_call!(2, 5, 0),
erase_ball!(),
query![put_value!(perm_v!(3), 1),
put_unsafe_value!(2, 2),
put_value!(perm_v!(1), 3)],
deallocate!(),
goto_execute!(460, 3), // goto handle_ile/3, 451.
try_me_else!(5), // the inner clause.
query![put_value!(temp_v!(2), 1)],
get_ball!(),
neck_cut!(),
proceed!(),
default_trust_me!(),
remove_call_policy_check!(),
fail!(),
try_me_else!(4), // handle_ile/3, 460.
fact![get_structure!("inference_limit_exceeded", 1, temp_v!(2), None),
unify_value!(temp_v!(1)),
get_constant!(atom!("inference_limit_exceeded"), temp_v!(3))],
neck_cut!(),
proceed!(),
default_trust_me!(),
remove_call_policy_check!(),
query![put_value!(temp_v!(2), 1)],
goto_execute!(59, 1), // goto throw/1, 59.
try_me_else!(6), // end_block/4, 468.
query![put_value!(temp_v!(3), 1)],
clean_up_block!(),
query![put_value!(temp_v!(2), 1)],
reset_block!(),
proceed!(),
default_trust_me!(),
query![get_var_in_query!(temp_v!(5), 3),
put_value!(temp_v!(4), 2),
put_var!(temp_v!(6), 3)],
install_inference_counter!(temp_v!(1), temp_v!(4), temp_v!(6)),
query![put_value!(temp_v!(5), 1)],
reset_block!(),
fail!(),
compare_execute!(), // compare/3, 480.
is_atom!(temp_v!(1)), // atom/1, 481.
proceed!(),
sort_execute!(), // sort/2, 483.
keysort_execute!(), // keysort/2, 484.
acyclic_term_execute!(), // acyclic_term/1, 485.
cyclic_term_execute!(), // cyclic_term/1, 486.
skip_max_list_execute!() // '$skip_max_list', 487.
]
}
pub fn build_code_and_op_dirs() -> (CodeDir, OpDir)
{
let mut code_dir = HashMap::new();
let mut op_dir = HashMap::new();
let builtin = ClauseName::BuiltIn("builtin");
op_dir.insert((clause_name!(":-"), Fixity::In), (XFX, 1200, builtin.clone()));
op_dir.insert((clause_name!(":-"), Fixity::Pre), (FX, 1200, builtin.clone()));
op_dir.insert((clause_name!("?-"), Fixity::Pre), (FX, 1200, builtin.clone()));
// control operators.
op_dir.insert((clause_name!("\\+"), Fixity::Pre), (FY, 900, builtin.clone()));
op_dir.insert((clause_name!("="), Fixity::In), (XFX, 700, builtin.clone()));
// arithmetic operators.
op_dir.insert((clause_name!("is"), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("+"), Fixity::In), (YFX, 500, builtin.clone()));
op_dir.insert((clause_name!("-"), Fixity::In), (YFX, 500, builtin.clone()));
op_dir.insert((clause_name!("/\\"), Fixity::In), (YFX, 500, builtin.clone()));
op_dir.insert((clause_name!("\\/"), Fixity::In), (YFX, 500, builtin.clone()));
op_dir.insert((clause_name!("xor"), Fixity::In), (YFX, 500, builtin.clone()));
op_dir.insert((clause_name!("//"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!("/"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!("div"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!("*"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!("-"), Fixity::Pre), (FY, 200, builtin.clone()));
op_dir.insert((clause_name!("rdiv"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!("<<"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!(">>"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!("mod"), Fixity::In), (YFX, 400, builtin.clone()));
op_dir.insert((clause_name!("rem"), Fixity::In), (YFX, 400, builtin.clone()));
// arithmetic comparison operators.
op_dir.insert((clause_name!(">"), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("<"), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("=\\="), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("=:="), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!(">="), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("=<"), Fixity::In), (XFX, 700, builtin.clone()));
// control operators.
op_dir.insert((clause_name!(";"), Fixity::In), (XFY, 1100, builtin.clone()));
op_dir.insert((clause_name!("->"), Fixity::In), (XFY, 1050, builtin.clone()));
op_dir.insert((clause_name!("=.."), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("=="), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("\\=="), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("@=<"), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("@>="), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("@<"), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("@>"), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("=@="), Fixity::In), (XFX, 700, builtin.clone()));
op_dir.insert((clause_name!("\\=@="), Fixity::In), (XFX, 700, builtin.clone()));
// there are 63 registers in the VM, so call/N is defined for all 0 <= N <= 62
// (an extra register is needed for the predicate name)
for arity in 0 .. 63 {
code_dir.insert((clause_name!("call"), arity), CodeIndex::from((0, builtin.clone())));
}
code_dir.insert((clause_name!("atomic"), 1), CodeIndex::from((1, builtin.clone())));
code_dir.insert((clause_name!("var"), 1), CodeIndex::from((3, builtin.clone())));
code_dir.insert((clause_name!("false"), 0), CodeIndex::from((61, builtin.clone())));
code_dir.insert((clause_name!("\\+"), 1), CodeIndex::from((62, builtin.clone())));
code_dir.insert((clause_name!("duplicate_term"), 2), CodeIndex::from((71, builtin.clone())));
code_dir.insert((clause_name!("catch"), 3), CodeIndex::from((5, builtin.clone())));
code_dir.insert((clause_name!("throw"), 1), CodeIndex::from((59, builtin.clone())));
code_dir.insert((clause_name!("="), 2), CodeIndex::from((73, builtin.clone())));
code_dir.insert((clause_name!("true"), 0), CodeIndex::from((75, builtin.clone())));
code_dir.insert((clause_name!(","), 2), CodeIndex::from((76, builtin.clone())));
code_dir.insert((clause_name!(";"), 2), CodeIndex::from((120, builtin.clone())));
code_dir.insert((clause_name!("->"), 2), CodeIndex::from((146, builtin.clone())));
code_dir.insert((clause_name!("functor"), 3), CodeIndex::from((162, builtin.clone())));
code_dir.insert((clause_name!("arg"), 3), CodeIndex::from((166, builtin.clone())));
code_dir.insert((clause_name!("integer"), 1), CodeIndex::from((163, builtin.clone())));
code_dir.insert((clause_name!("display"), 1), CodeIndex::from((208, builtin.clone())));
code_dir.insert((clause_name!("is"), 2), CodeIndex::from((210, builtin.clone())));
code_dir.insert((clause_name!(">"), 2), CodeIndex::from((212, builtin.clone())));
code_dir.insert((clause_name!("<"), 2), CodeIndex::from((214, builtin.clone())));
code_dir.insert((clause_name!(">="), 2), CodeIndex::from((216, builtin.clone())));
code_dir.insert((clause_name!("=<"), 2), CodeIndex::from((218, builtin.clone())));
code_dir.insert((clause_name!("=\\="), 2), CodeIndex::from((220, builtin.clone())));
code_dir.insert((clause_name!("=:="), 2), CodeIndex::from((222, builtin.clone())));
code_dir.insert((clause_name!("=.."), 2), CodeIndex::from((224, builtin.clone())));
code_dir.insert((clause_name!("length"), 2), CodeIndex::from((277, builtin.clone())));
code_dir.insert((clause_name!("setup_call_cleanup"), 3),
CodeIndex::from((310, builtin.clone())));
code_dir.insert((clause_name!("call_with_inference_limit"), 3),
CodeIndex::from((409, builtin.clone())));
code_dir.insert((clause_name!("compound"), 1), CodeIndex::from((388, builtin.clone())));
code_dir.insert((clause_name!("rational"), 1), CodeIndex::from((390, builtin.clone())));
code_dir.insert((clause_name!("string"), 1), CodeIndex::from((392, builtin.clone())));
code_dir.insert((clause_name!("float"), 1), CodeIndex::from((394, builtin.clone())));
code_dir.insert((clause_name!("nonvar"), 1), CodeIndex::from((396, builtin.clone())));
code_dir.insert((clause_name!("ground"), 1), CodeIndex::from((400, builtin.clone())));
code_dir.insert((clause_name!("=="), 2), CodeIndex::from((401, builtin.clone())));
code_dir.insert((clause_name!("\\=="), 2), CodeIndex::from((402, builtin.clone())));
code_dir.insert((clause_name!("@>="), 2), CodeIndex::from((403, builtin.clone())));
code_dir.insert((clause_name!("@=<"), 2), CodeIndex::from((404, builtin.clone())));
code_dir.insert((clause_name!("@>"), 2), CodeIndex::from((405, builtin.clone())));
code_dir.insert((clause_name!("@<"), 2), CodeIndex::from((406, builtin.clone())));
code_dir.insert((clause_name!("=@="), 2), CodeIndex::from((407, builtin.clone())));
code_dir.insert((clause_name!("\\=@="), 2), CodeIndex::from((408, builtin.clone())));
code_dir.insert((clause_name!("compare"), 3), CodeIndex::from((480, builtin.clone())));
code_dir.insert((clause_name!("atom"), 1), CodeIndex::from((481, builtin.clone())));
code_dir.insert((clause_name!("sort"), 2), CodeIndex::from((483, builtin.clone())));
code_dir.insert((clause_name!("keysort"), 2), CodeIndex::from((484, builtin.clone())));
code_dir.insert((clause_name!("acyclic_term"), 1), CodeIndex::from((485, builtin.clone())));
code_dir.insert((clause_name!("cyclic_term"), 1), CodeIndex::from((486, builtin.clone())));
code_dir.insert((clause_name!("$skip_max_list"), 4), CodeIndex::from((487, builtin.clone())));
(code_dir, op_dir)
}
pub fn default_build() -> (Code, CodeDir, OpDir)
{
let builtin_code = get_builtins();
let (code_dir, op_dir) = build_code_and_op_dirs();
(builtin_code, code_dir, op_dir)
}
#[allow(dead_code)]
pub fn builtin_module() -> Module
{
let (code_dir, op_dir) = build_code_and_op_dirs();
let mut module_decl = module_decl!(clause_name!("builtin"),
vec![(clause_name!("atomic"), 1),
(clause_name!("var"), 1),
(clause_name!("false"), 0),
(clause_name!("catch"), 3),
(clause_name!("throw"), 1),
(clause_name!("(\\+)"), 1),
(clause_name!("duplicate_term"), 2),
(clause_name!("(=)"), 2),
(clause_name!("true"), 0),
(clause_name!("(,)"), 2),
(clause_name!("(;)"), 2),
(clause_name!("->"), 2),
(clause_name!("functor"), 3),
(clause_name!("arg"), 3),
(clause_name!("(=..)"), 3),
(clause_name!("display"), 1),
(clause_name!("is"), 2),
(clause_name!("(>)"), 2),
(clause_name!("(<)"), 2),
(clause_name!("(>=)"), 2),
(clause_name!("(=<)"), 2),
(clause_name!("(=\\=)"), 2),
(clause_name!("(=:=)"), 2),
(clause_name!("(@>)"), 2),
(clause_name!("(@<)"), 2),
(clause_name!("(@>=)"), 2),
(clause_name!("(@=<)"), 2),
(clause_name!("(=@=)"), 2),
(clause_name!("(\\=@=)"), 2),
(clause_name!("(==)"), 2),
(clause_name!("(\\==)"), 2),
(clause_name!("length"), 2),
(clause_name!("compound"), 1),
(clause_name!("rational"), 1),
(clause_name!("integer"), 1),
(clause_name!("string"), 1),
(clause_name!("float"), 1),
(clause_name!("nonvar"), 1),
(clause_name!("ground"), 1),
(clause_name!("setup_call_cleanup"), 3),
(clause_name!("call_with_inference_limit"), 3),
(clause_name!("compare"), 3),
(clause_name!("atom"), 1),
(clause_name!("sort"), 2),
(clause_name!("keysort"), 2),
(clause_name!("acyclic_term"), 1),
(clause_name!("cyclic_term"), 1),
(clause_name!("$skip_max_list"), 4)]);
for arity in 0 .. 63 {
module_decl.exports.push((clause_name!("call"), arity));
}
Module { module_decl, code_dir: as_module_code_dir(code_dir), op_dir }
}