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/*
Copyright 2021 Jeroen van Rijn <nom@duclavier.com>.
Made available under Odin's BSD-3 license.
This file collects public proc maps and their aliases.
*/
package math_big
/*
=== === === === === === === === === === === === === === === === === === === === === === === ===
Basic arithmetic.
See `public.odin`.
=== === === === === === === === === === === === === === === === === === === === === === === ===
*/
/*
High-level addition. Handles sign.
*/
add :: proc {
/*
int_add :: proc(dest, a, b: ^Int, allocator := context.allocator) -> (err: Error)
*/
int_add,
/*
Adds the unsigned `DIGIT` immediate to an `Int`, such that the
`DIGIT` doesn't have to be turned into an `Int` first.
int_add_digit :: proc(dest, a: ^Int, digit: DIGIT, allocator := context.allocator) -> (err: Error)
*/
int_add_digit,
rat_add_rat,
rat_add_int,
int_add_rat,
}
/*
err = sub(dest, a, b);
*/
sub :: proc {
/*
int_sub :: proc(dest, a, b: ^Int) -> (err: Error)
*/
int_sub,
/*
int_sub_digit :: proc(dest, a: ^Int, digit: DIGIT) -> (err: Error)
*/
int_sub_digit,
rat_sub_rat,
rat_sub_int,
int_sub_rat,
}
/*
=== === === === === === === === === === === === === === === === === === === === === === === ===
Comparisons.
See `compare.odin`.
=== === === === === === === === === === === === === === === === === === === === === === === ===
*/
is_initialized :: proc {
/*
int_is_initialized :: proc(a: ^Int) -> bool
*/
int_is_initialized,
}
is_zero :: proc {
/*
int_is_zero :: proc(a: ^Int) -> bool
*/
int_is_zero,
/*
rat_is_zero :: proc(a: ^Rat) -> bool
*/
rat_is_zero,
}
is_positive :: proc {
/*
int_is_positive :: proc(a: ^Int) -> bool
*/
int_is_positive,
rat_is_positive,
}
is_pos :: is_positive
is_negative :: proc {
/*
int_is_negative :: proc(a: ^Int) -> bool
*/
int_is_negative,
rat_is_negative,
}
is_neg :: is_negative
is_even :: proc {
/*
int_is_even :: proc(a: ^Int) -> bool
*/
int_is_even,
rat_is_even,
}
is_odd :: proc {
/*
int_is_odd :: proc(a: ^Int) -> bool
*/
int_is_odd,
rat_is_odd,
}
is_power_of_two :: proc {
/*
platform_int_is_power_of_two :: proc(a: int) -> bool
*/
platform_int_is_power_of_two,
/*
int_is_power_of_two :: proc(a: ^Int) -> (res: bool)
*/
int_is_power_of_two,
}
compare :: proc {
/*
Compare two `Int`s, signed.
int_compare :: proc(a, b: ^Int) -> Comparison_Flag
*/
int_compare,
/*
Compare an `Int` to an unsigned number upto the size of the backing type.
int_compare_digit :: proc(a: ^Int, u: DIGIT) -> Comparison_Flag
*/
int_compare_digit,
}
cmp :: compare
compare_magnitude :: proc {
/*
Compare the magnitude of two `Int`s, unsigned.
*/
int_compare_magnitude,
}
cmp_mag :: compare_magnitude
/*
=== === === === === === === === === === === === === === === === === === === === === === === ===
Initialization and other helpers.
See `helpers.odin`.
=== === === === === === === === === === === === === === === === === === === === === === === ===
*/
destroy :: proc {
/*
Clears one or more `Int`s and dellocates their backing memory.
int_destroy :: proc(integers: ..^Int)
*/
int_destroy,
internal_rat_destroy,
}
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