diff options
Diffstat (limited to 'src/arm32/signed/mod.rs')
-rw-r--r-- | src/arm32/signed/mod.rs | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/src/arm32/signed/mod.rs b/src/arm32/signed/mod.rs deleted file mode 100644 index bd07f43..0000000 --- a/src/arm32/signed/mod.rs +++ /dev/null @@ -1,128 +0,0 @@ -// Copyright 2024 Gabriel Bjørnager Jensen. -// -// This file is part of Pollex. -// -// Pollex is free software: you can redistribute it -// and/or modify it under the terms of the GNU Af- -// fero General Public License as published by the -// Free Software Foundation, either version 3 of -// the License, or (at your option) any later ver- -// sion. -// -// Pollex is distributed in the hope that it will -// be useful, but WITHOUT ANY WARRANTY; without -// even the implied warranty of MERCHANTABILITY or -// FITNESS FOR A PARTICULAR PURPOSE. See the GNU -// Affero General Public License for more details. -// -// You should have received a copy of the GNU Af- -// fero General Public License along with Pollex. -// If not, see <https://www.gnu.org/licenses/>. - -use crate::arm32::Unsigned; - -use core::cmp::Ordering; -use core::fmt::{Display, Formatter}; -use core::ops::{Add, Div, Mul, Sub}; - -/// A signed word. -/// -/// This type defines the [`Add`], [`Sub`], [`Mul`], and [`Div`] traits for `Self` and [`i32`]. -/// Internally, these implementations use wrapping arithemtic. -#[derive(Clone, Copy, Debug, Eq, Ord, PartialEq, PartialOrd)] -#[repr(transparent)] -pub struct Signed(i32); - -impl Signed { - /// Constructs a new word. - #[inline(always)] - #[must_use] - pub const fn new(value: i32) -> Self { Self(value) } - - /// Retrieves the word's value. - #[inline(always)] - #[must_use] - pub const fn get(self) -> i32 { self.0 } - - /// Sets the value of the word. - #[inline(always)] - pub fn set(&mut self, value: i32) { self.0 = value } - - /// Reinterprets the word as unsigned. - #[inline(always)] - #[must_use] - pub const fn as_unsigned(self) -> Unsigned { Unsigned::new(self.0 as u32) } -} - -impl Add<Self> for Signed { - type Output = Self; - - #[inline(always)] - fn add(self, rhs: Self) -> Self::Output { self + rhs.get() } -} - -impl Add<i32> for Signed { - type Output = Self; - - #[inline(always)] - fn add(self, rhs: i32) -> Self::Output { Self(self.0.wrapping_add(rhs)) } -} - -impl Display for Signed { - #[inline(always)] - fn fmt(&self, f: &mut Formatter) -> core::fmt::Result { - write!(f, "#{:+}", self.0) - } -} - -impl Div<Self> for Signed { - type Output = Self; - - #[inline(always)] - fn div(self, rhs: Self) -> Self::Output { self / rhs.get() } -} - -impl Div<i32> for Signed { - type Output = Self; - - #[inline(always)] - fn div(self, rhs: i32) -> Self::Output { Self(self.0.wrapping_div(rhs)) } -} - -impl Mul<Self> for Signed { - type Output = Self; - - #[inline(always)] - fn mul(self, rhs: Self) -> Self::Output { self * rhs.get() } -} - -impl Mul<i32> for Signed { - type Output = Self; - - #[inline(always)] - fn mul(self, rhs: i32) -> Self::Output { Self(self.0.wrapping_mul(rhs)) } -} - -impl Sub<Self> for Signed { - type Output = Self; - - #[inline(always)] - fn sub(self, rhs: Self) -> Self::Output { self - rhs.get() } -} - -impl Sub<i32> for Signed { - type Output = Self; - - #[inline(always)] - fn sub(self, rhs: i32) -> Self::Output { Self(self.0.wrapping_sub(rhs)) } -} - -impl PartialEq<i32> for Signed { - #[inline(always)] - fn eq(&self, other: &i32) -> bool { self.0 == *other } -} - -impl PartialOrd<i32> for Signed { - #[inline(always)] - fn partial_cmp(&self, other: &i32) -> Option<Ordering> { self.0.partial_cmp(other) } -} |