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add more fast intrinsics

This commit is contained in:
Magnus Ulimoen 2021-02-03 08:31:33 +01:00
parent 64a4e92dd2
commit 7ec426b5a8
1 changed files with 3 additions and 3 deletions
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6
sbp/src/operators/algos/fastfloat.rs
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@ -4,7 +4,7 @@ use super::*;
#[derive(Copy, Clone, Debug, PartialEq, Default)] #[derive(Copy, Clone, Debug, PartialEq, Default)]
pub(crate) struct FastFloat(Float); pub(crate) struct FastFloat(Float);
use core::intrinsics::{fadd_fast, fmul_fast}; use core::intrinsics::{fadd_fast, fdiv_fast, fmul_fast, fsub_fast};
impl core::ops::Mul for FastFloat { impl core::ops::Mul for FastFloat {
type Output = Self; type Output = Self;
@ -58,7 +58,7 @@ impl core::ops::Sub for FastFloat {
type Output = Self; type Output = Self;
#[inline(always)] #[inline(always)]
fn sub(self, o: FastFloat) -> Self::Output { fn sub(self, o: FastFloat) -> Self::Output {
unsafe { Self(fadd_fast(self.0, -o.0)) } unsafe { Self(fsub_fast(self.0, o.0)) }
} }
} }
@ -66,7 +66,7 @@ impl core::ops::Div for FastFloat {
type Output = Self; type Output = Self;
#[inline(always)] #[inline(always)]
fn div(self, o: FastFloat) -> Self::Output { fn div(self, o: FastFloat) -> Self::Output {
Self(self.0 / o.0) unsafe { Self(fdiv_fast(self.0, o.0)) }
} }
} }