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Rollup merge of #91141 - jhpratt:int_roundings, r=joshtriplett

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Revert "Temporarily rename int_roundings functions to avoid conflicts"

This reverts commit 3ece63b64e.

This should be okay because #90329 has been merged.

r? `@joshtriplett`
This commit is contained in:
Matthias Krüger 2021-12-19 10:45:50 +01:00 committed by GitHub
parent 8f54061900 41f70f3491
commit 6d2689526b
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 48 additions and 48 deletions
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38
library/core/src/num/int_macros.rs
View file

@ -2025,17 +2025,17 @@ macro_rules! int_impl {
#[doc = concat!("let a: ", stringify!($SelfT)," = 8;")]
/// let b = 3;
///
/// assert_eq!(a.unstable_div_floor(b), 2);
/// assert_eq!(a.unstable_div_floor(-b), -3);
/// assert_eq!((-a).unstable_div_floor(b), -3);
/// assert_eq!((-a).unstable_div_floor(-b), 2);
/// assert_eq!(a.div_floor(b), 2);
/// assert_eq!(a.div_floor(-b), -3);
/// assert_eq!((-a).div_floor(b), -3);
/// assert_eq!((-a).div_floor(-b), 2);
/// ```
#[unstable(feature = "int_roundings", issue = "88581")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
#[rustc_inherit_overflow_checks]
pub const fn unstable_div_floor(self, rhs: Self) -> Self {
pub const fn div_floor(self, rhs: Self) -> Self {
let d = self / rhs;
let r = self % rhs;
if (r > 0 && rhs < 0) || (r < 0 && rhs > 0) {
@ -2060,17 +2060,17 @@ macro_rules! int_impl {
#[doc = concat!("let a: ", stringify!($SelfT)," = 8;")]
/// let b = 3;
///
/// assert_eq!(a.unstable_div_ceil(b), 3);
/// assert_eq!(a.unstable_div_ceil(-b), -2);
/// assert_eq!((-a).unstable_div_ceil(b), -2);
/// assert_eq!((-a).unstable_div_ceil(-b), 3);
/// assert_eq!(a.div_ceil(b), 3);
/// assert_eq!(a.div_ceil(-b), -2);
/// assert_eq!((-a).div_ceil(b), -2);
/// assert_eq!((-a).div_ceil(-b), 3);
/// ```
#[unstable(feature = "int_roundings", issue = "88581")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
#[rustc_inherit_overflow_checks]
pub const fn unstable_div_ceil(self, rhs: Self) -> Self {
pub const fn div_ceil(self, rhs: Self) -> Self {
let d = self / rhs;
let r = self % rhs;
if (r > 0 && rhs > 0) || (r < 0 && rhs < 0) {
@ -2095,21 +2095,21 @@ macro_rules! int_impl {
///
/// ```
/// #![feature(int_roundings)]
#[doc = concat!("assert_eq!(16_", stringify!($SelfT), ".unstable_next_multiple_of(8), 16);")]
#[doc = concat!("assert_eq!(23_", stringify!($SelfT), ".unstable_next_multiple_of(8), 24);")]
#[doc = concat!("assert_eq!(16_", stringify!($SelfT), ".unstable_next_multiple_of(-8), 16);")]
#[doc = concat!("assert_eq!(23_", stringify!($SelfT), ".unstable_next_multiple_of(-8), 16);")]
#[doc = concat!("assert_eq!((-16_", stringify!($SelfT), ").unstable_next_multiple_of(8), -16);")]
#[doc = concat!("assert_eq!((-23_", stringify!($SelfT), ").unstable_next_multiple_of(8), -16);")]
#[doc = concat!("assert_eq!((-16_", stringify!($SelfT), ").unstable_next_multiple_of(-8), -16);")]
#[doc = concat!("assert_eq!((-23_", stringify!($SelfT), ").unstable_next_multiple_of(-8), -24);")]
#[doc = concat!("assert_eq!(16_", stringify!($SelfT), ".next_multiple_of(8), 16);")]
#[doc = concat!("assert_eq!(23_", stringify!($SelfT), ".next_multiple_of(8), 24);")]
#[doc = concat!("assert_eq!(16_", stringify!($SelfT), ".next_multiple_of(-8), 16);")]
#[doc = concat!("assert_eq!(23_", stringify!($SelfT), ".next_multiple_of(-8), 16);")]
#[doc = concat!("assert_eq!((-16_", stringify!($SelfT), ").next_multiple_of(8), -16);")]
#[doc = concat!("assert_eq!((-23_", stringify!($SelfT), ").next_multiple_of(8), -16);")]
#[doc = concat!("assert_eq!((-16_", stringify!($SelfT), ").next_multiple_of(-8), -16);")]
#[doc = concat!("assert_eq!((-23_", stringify!($SelfT), ").next_multiple_of(-8), -24);")]
/// ```
#[unstable(feature = "int_roundings", issue = "88581")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
#[rustc_inherit_overflow_checks]
pub const fn unstable_next_multiple_of(self, rhs: Self) -> Self {
pub const fn next_multiple_of(self, rhs: Self) -> Self {
// This would otherwise fail when calculating `r` when self == T::MIN.
if rhs == -1 {
return self;

14
library/core/src/num/uint_macros.rs
View file

@ -2024,14 +2024,14 @@ macro_rules! uint_impl {
///
/// ```
/// #![feature(int_roundings)]
#[doc = concat!("assert_eq!(7_", stringify!($SelfT), ".unstable_div_floor(4), 1);")]
#[doc = concat!("assert_eq!(7_", stringify!($SelfT), ".div_floor(4), 1);")]
/// ```
#[unstable(feature = "int_roundings", issue = "88581")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline(always)]
#[rustc_inherit_overflow_checks]
pub const fn unstable_div_floor(self, rhs: Self) -> Self {
pub const fn div_floor(self, rhs: Self) -> Self {
self / rhs
}
@ -2047,14 +2047,14 @@ macro_rules! uint_impl {
///
/// ```
/// #![feature(int_roundings)]
#[doc = concat!("assert_eq!(7_", stringify!($SelfT), ".unstable_div_ceil(4), 2);")]
#[doc = concat!("assert_eq!(7_", stringify!($SelfT), ".div_ceil(4), 2);")]
/// ```
#[unstable(feature = "int_roundings", issue = "88581")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
#[rustc_inherit_overflow_checks]
pub const fn unstable_div_ceil(self, rhs: Self) -> Self {
pub const fn div_ceil(self, rhs: Self) -> Self {
let d = self / rhs;
let r = self % rhs;
if r > 0 && rhs > 0 {
@ -2077,15 +2077,15 @@ macro_rules! uint_impl {
///
/// ```
/// #![feature(int_roundings)]
#[doc = concat!("assert_eq!(16_", stringify!($SelfT), ".unstable_next_multiple_of(8), 16);")]
#[doc = concat!("assert_eq!(23_", stringify!($SelfT), ".unstable_next_multiple_of(8), 24);")]
#[doc = concat!("assert_eq!(16_", stringify!($SelfT), ".next_multiple_of(8), 16);")]
#[doc = concat!("assert_eq!(23_", stringify!($SelfT), ".next_multiple_of(8), 24);")]
/// ```
#[unstable(feature = "int_roundings", issue = "88581")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
#[rustc_inherit_overflow_checks]
pub const fn unstable_next_multiple_of(self, rhs: Self) -> Self {
pub const fn next_multiple_of(self, rhs: Self) -> Self {
match self % rhs {
0 => self,
r => self + (rhs - r)

34
library/core/tests/num/int_macros.rs
View file

@ -294,33 +294,33 @@ macro_rules! int_module {
fn test_div_floor() {
let a: $T = 8;
let b = 3;
assert_eq!(a.unstable_div_floor(b), 2);
assert_eq!(a.unstable_div_floor(-b), -3);
assert_eq!((-a).unstable_div_floor(b), -3);
assert_eq!((-a).unstable_div_floor(-b), 2);
assert_eq!(a.div_floor(b), 2);
assert_eq!(a.div_floor(-b), -3);
assert_eq!((-a).div_floor(b), -3);
assert_eq!((-a).div_floor(-b), 2);
}
#[test]
fn test_div_ceil() {
let a: $T = 8;
let b = 3;
assert_eq!(a.unstable_div_ceil(b), 3);
assert_eq!(a.unstable_div_ceil(-b), -2);
assert_eq!((-a).unstable_div_ceil(b), -2);
assert_eq!((-a).unstable_div_ceil(-b), 3);
assert_eq!(a.div_ceil(b), 3);
assert_eq!(a.div_ceil(-b), -2);
assert_eq!((-a).div_ceil(b), -2);
assert_eq!((-a).div_ceil(-b), 3);
}
#[test]
fn test_next_multiple_of() {
assert_eq!((16 as $T).unstable_next_multiple_of(8), 16);
assert_eq!((23 as $T).unstable_next_multiple_of(8), 24);
assert_eq!((16 as $T).unstable_next_multiple_of(-8), 16);
assert_eq!((23 as $T).unstable_next_multiple_of(-8), 16);
assert_eq!((-16 as $T).unstable_next_multiple_of(8), -16);
assert_eq!((-23 as $T).unstable_next_multiple_of(8), -16);
assert_eq!((-16 as $T).unstable_next_multiple_of(-8), -16);
assert_eq!((-23 as $T).unstable_next_multiple_of(-8), -24);
assert_eq!(MIN.unstable_next_multiple_of(-1), MIN);
assert_eq!((16 as $T).next_multiple_of(8), 16);
assert_eq!((23 as $T).next_multiple_of(8), 24);
assert_eq!((16 as $T).next_multiple_of(-8), 16);
assert_eq!((23 as $T).next_multiple_of(-8), 16);
assert_eq!((-16 as $T).next_multiple_of(8), -16);
assert_eq!((-23 as $T).next_multiple_of(8), -16);
assert_eq!((-16 as $T).next_multiple_of(-8), -16);
assert_eq!((-23 as $T).next_multiple_of(-8), -24);
assert_eq!(MIN.next_multiple_of(-1), MIN);
}
#[test]

10
library/core/tests/num/uint_macros.rs
View file

@ -208,19 +208,19 @@ macro_rules! uint_module {
#[test]
fn test_div_floor() {
assert_eq!((8 as $T).unstable_div_floor(3), 2);
assert_eq!((8 as $T).div_floor(3), 2);
}
#[test]
fn test_div_ceil() {
assert_eq!((8 as $T).unstable_div_ceil(3), 3);
assert_eq!((8 as $T).div_ceil(3), 3);
}
#[test]
fn test_next_multiple_of() {
assert_eq!((16 as $T).unstable_next_multiple_of(8), 16);
assert_eq!((23 as $T).unstable_next_multiple_of(8), 24);
assert_eq!(MAX.unstable_next_multiple_of(1), MAX);
assert_eq!((16 as $T).next_multiple_of(8), 16);
assert_eq!((23 as $T).next_multiple_of(8), 24);
assert_eq!(MAX.next_multiple_of(1), MAX);
}
#[test]