cessen/psychopath
1
0
Fork 0
Code Issues 1 Pull Requests Projects Releases Wiki Activity

Fixed Clippy warnings in float4.

Browse Source
This commit is contained in:
Nathan Vegdahl 2018-12-15 21:41:16 -08:00
parent 589a67caa4
commit 8b6181d262
1 changed files with 15 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
sub_crates/float4/src/lib.rs
View File

@ -52,7 +52,7 @@ mod x86_64_sse {
};
unsafe {
let v = self.data;
let shuf = _mm_shuffle_ps(v, v, (2 << 6) | (3 << 4) | (0 << 2) | (1 << 0));
let shuf = _mm_shuffle_ps(v, v, (2 << 6) | (3 << 4) | 1);
let sums = _mm_add_ps(v, shuf);
let shuf = _mm_movehl_ps(shuf, sums);
let sums = _mm_add_ss(sums, shuf);
@ -155,13 +155,12 @@ mod x86_64_sse {
/// Set the nth element to the given value.
#[inline(always)]
pub fn set_n(&mut self, n: usize, v: f32) {
use std::mem::transmute;
assert!(
n <= 3,
"Attempted to set element of Float4 outside of bounds."
);
unsafe { *transmute::<*mut __m128, *mut f32>(&mut self.data).offset(n as isize) = v }
unsafe { *(&mut self.data as *mut std::arch::x86_64::__m128 as *mut f32).add(n) = v }
}
/// Set the 0th element to the given value.
@ -191,13 +190,12 @@ mod x86_64_sse {
/// Returns the value of the nth element.
#[inline(always)]
pub fn get_n(&self, n: usize) -> f32 {
use std::mem::transmute;
assert!(
n <= 3,
"Attempted to access element of Float4 outside of bounds."
);
unsafe { *transmute::<*const __m128, *const f32>(&self.data).offset(n as isize) }
unsafe { *(&self.data as *const std::arch::x86_64::__m128 as *const f32).add(n) }
}
/// Returns the value of the 0th element.
@ -556,13 +554,12 @@ mod x86_64_sse {
/// Returns the value of the nth element.
#[inline(always)]
pub fn get_n(&self, n: usize) -> bool {
use std::mem::transmute;
assert!(
n <= 3,
"Attempted to access element of Bool4 outside of bounds."
);
0 != unsafe { *transmute::<*const __m128, *const u32>(&self.data).offset(n as isize) }
0 != unsafe { *(&self.data as *const std::arch::x86_64::__m128 as *const u32).add(n) }
}
/// Returns the value of the 0th element.
@ -591,12 +588,11 @@ mod x86_64_sse {
#[inline]
pub fn to_bitmask(&self) -> u8 {
use std::mem::transmute;
let a = unsafe { *transmute::<*const __m128, *const u8>(&self.data).offset(0) };
let b = unsafe { *transmute::<*const __m128, *const u8>(&self.data).offset(4) };
let c = unsafe { *transmute::<*const __m128, *const u8>(&self.data).offset(8) };
let d = unsafe { *transmute::<*const __m128, *const u8>(&self.data).offset(12) };
(a & 0b00000001) | (b & 0b00000010) | (c & 0b00000100) | (d & 0b00001000)
let a = unsafe { *(&self.data as *const __m128 as *const u8).offset(0) };
let b = unsafe { *(&self.data as *const __m128 as *const u8).offset(4) };
let c = unsafe { *(&self.data as *const __m128 as *const u8).offset(8) };
let d = unsafe { *(&self.data as *const __m128 as *const u8).offset(12) };
(a & 0b0000_0001) | (b & 0b0000_0010) | (c & 0b0000_0100) | (d & 0b0000_1000)
}
}
@ -1131,7 +1127,7 @@ mod fallback {
impl Bool4 {
/// Returns the value of the nth element.
#[inline(always)]
pub fn get_n(&self, n: usize) -> bool {
pub fn get_n(self, n: usize) -> bool {
assert!(
n <= 3,
"Attempted to access element of Bool4 outside of bounds."
@ -1141,30 +1137,30 @@ mod fallback {
/// Returns the value of the 0th element.
#[inline(always)]
pub fn get_0(&self) -> bool {
pub fn get_0(self) -> bool {
self.get_n(0)
}
/// Returns the value of the 1th element.
#[inline(always)]
pub fn get_1(&self) -> bool {
pub fn get_1(self) -> bool {
self.get_n(1)
}
/// Returns the value of the 2th element.
#[inline(always)]
pub fn get_2(&self) -> bool {
pub fn get_2(self) -> bool {
self.get_n(2)
}
/// Returns the value of the 3th element.
#[inline(always)]
pub fn get_3(&self) -> bool {
pub fn get_3(self) -> bool {
self.get_n(3)
}
#[inline]
pub fn to_bitmask(&self) -> u8 {
pub fn to_bitmask(self) -> u8 {
(self.get_0() as u8)
| ((self.get_1() as u8) << 1)
| ((self.get_2() as u8) << 2)