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pub mod mul;
pub mod sdiv;
pub mod shift;
pub mod udiv;
pub trait Int {
fn bits() -> u32;
}
impl Int for u32 {
fn bits() -> u32 {
32
}
}
impl Int for i32 {
fn bits() -> u32 {
32
}
}
impl Int for u64 {
fn bits() -> u32 {
64
}
}
impl Int for i64 {
fn bits() -> u32 {
64
}
}
pub trait LargeInt {
type LowHalf;
type HighHalf;
fn low(self) -> Self::LowHalf;
fn high(self) -> Self::HighHalf;
fn from_parts(low: Self::LowHalf, high: Self::HighHalf) -> Self;
}
impl LargeInt for u64 {
type LowHalf = u32;
type HighHalf = u32;
fn low(self) -> u32 {
self as u32
}
fn high(self) -> u32 {
(self >> 32) as u32
}
fn from_parts(low: u32, high: u32) -> u64 {
low as u64 | ((high as u64) << 32)
}
}
impl LargeInt for i64 {
type LowHalf = u32;
type HighHalf = i32;
fn low(self) -> u32 {
self as u32
}
fn high(self) -> i32 {
(self >> 32) as i32
}
fn from_parts(low: u32, high: i32) -> i64 {
low as i64 | ((high as i64) << 32)
}
}