NeuralAmpModeler-rs 3.0.0

An opinionated, high-performance Neural Amp Modeler (NAM) client and core implementation in Rust for Linux/PipeWire and CLAP plugins.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50

// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2026 Fábio Henrique de Lima Silva (fhl.bsb@gmail.com) All rights reserved.

macro_rules! impl_avx2_reduce {
    () => {
        #[inline(always)]
        // SAFETY: ptr is a valid raw pointer to N valid f32 elements;
        // CPU supports AVX2+FMA (x86-64-v3, verified by dispatch).
        unsafe fn horizontal_sum<const N: usize>(ptr: *const f32) -> f32 {
            // SAFETY: ptr and N satisfy the function's documented invariants.
            unsafe { super::utility::horizontal_sum_avx2(ptr, N) }
        }

        #[inline(always)]
        // SAFETY: slices are valid; CPU supports AVX2+FMA (x86-64-v3, verified by dispatch).
        unsafe fn compute_energy_stereo(l: &[f32], r: &[f32]) -> f32 {
            // SAFETY: arguments satisfy the function's documented invariants.
            unsafe { super::super::dsp::stereo::compute_energy_stereo_avx2(l, r) }
        }

        #[inline(always)]
        // SAFETY: slices are valid; CPU supports AVX2+FMA (x86-64-v3, verified by dispatch).
        unsafe fn compute_energy(data: &[f32]) -> f32 {
            // SAFETY: arguments satisfy the function's documented invariants.
            unsafe { super::super::dsp::stereo::compute_energy_avx2(data) }
        }

        #[inline(always)]
        // SAFETY: slices are valid; CPU supports AVX2+FMA (x86-64-v3, verified by dispatch).
        unsafe fn compute_max_diff(a: &[f32], b: &[f32]) -> f32 {
            // SAFETY: arguments satisfy the function's documented invariants.
            unsafe { super::super::dsp::stereo::compute_max_diff_avx2(a, b) }
        }

        #[inline(always)]
        // SAFETY: slices are valid; CPU supports AVX2+FMA (x86-64-v3, verified by dispatch).
        unsafe fn compute_peak_abs_stereo(left: &[f32], right: &[f32]) -> (f32, f32) {
            // SAFETY: arguments satisfy the function's documented invariants.
            unsafe { super::super::dsp::stereo::compute_peak_abs_stereo_avx2(left, right) }
        }

        #[inline(always)]
        // SAFETY: slices are valid; CPU supports AVX2+FMA (x86-64-v3, verified by dispatch).
        unsafe fn compute_peak_abs_mono(data: &[f32]) -> f32 {
            // SAFETY: arguments satisfy the function's documented invariants.
            unsafe { super::super::dsp::stereo::compute_peak_abs_mono_avx2(data) }
        }
    };
}
pub(crate) use impl_avx2_reduce;