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/*
* SuperCollider real time audio synthesis system
* Copyright (c) 2002 James McCartney. All rights reserved.
* Copyright (c) 2011 Tim Blechmann.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include "SC_PlugIn.hpp"
#include "simd_memory.hpp"
#include "simd_binary_arithmetic.hpp"
#include "simd_ternary_arithmetic.hpp"
#include "simd_mix.hpp"
using nova::slope_argument;
#if defined(__GNUC__) && !defined(__clang__)
# define inline_functions __attribute__((flatten))
#else
# define inline_functions
#endif
struct SIMD_Unit : SCUnit {
enum { scalar, unrolled, unrolled_64 };
bool canUseSIMD(void) const { return (mBufLength & (nova::vec<float>::objects_per_cacheline - 1)) == 0; }
template <int index> struct ControlRateInput {
float value;
void init(const SIMD_Unit* parent) { value = parent->in0(index); }
bool changed(const SIMD_Unit* parent) const { return value != parent->in0(index); }
#if __cplusplus <= 199711L
nova::detail::scalar_ramp_argument<float> slope(const SIMD_Unit* parent)
#else
decltype(nova::slope_argument(0.f, 0.f)) slope(const SIMD_Unit* parent)
#endif
{
float next = parent->in0(index);
float current = value;
float slope = parent->calcSlope(next, current);
value = next;
return slope_argument(current, slope);
}
operator float(void) { return value; }
};
template <typename UnitType, void (UnitType::*UnrolledCalcFunc)(int), void (UnitType::*VectorCalcFunc)(int),
void (UnitType::*ScalarCalcFunc)(int)>
void set_unrolled_calc_function(void) {
if (bufferSize() == 64)
SCUnit::set_vector_calc_function<UnitType, UnrolledCalcFunc, ScalarCalcFunc>();
else
set_vector_calc_function<UnitType, VectorCalcFunc, ScalarCalcFunc>();
}
template <typename UnitType, void (UnitType::*VectorCalcFunc)(int), void (UnitType::*ScalarCalcFunc)(int)>
void set_vector_calc_function(void) {
if (canUseSIMD())
SCUnit::set_vector_calc_function<UnitType, VectorCalcFunc, ScalarCalcFunc>();
else
SCUnit::set_calc_function<UnitType, ScalarCalcFunc>();
}
template <int type, typename Arg1, typename Arg2, typename Arg3>
static void muladd(float* out, Arg1 const& arg1, Arg2 const& arg2, Arg3 const& arg3, int inNumSamples) {
if (type == scalar)
nova::muladd_vec(out, arg1, arg2, arg3, inNumSamples);
if (type == unrolled)
nova::muladd_vec_simd(out, arg1, arg2, arg3, inNumSamples);
if (type == unrolled_64)
nova::muladd_vec_simd<64>(out, arg1, arg2, arg3);
}
template <int type, typename Arg1, typename Arg2>
static void plus_vec(float* out, Arg1 const& arg1, Arg2 const& arg2, int inNumSamples) {
if (type == scalar)
nova::plus_vec(out, arg1, arg2, inNumSamples);
if (type == unrolled)
nova::plus_vec_simd(out, arg1, arg2, inNumSamples);
if (type == unrolled_64)
nova::plus_vec_simd<64>(out, arg1, arg2);
}
template <int type, typename Arg1, typename Arg2>
static void times_vec(float* out, Arg1 const& arg1, Arg2 const& arg2, int inNumSamples) {
if (type == scalar)
nova::times_vec(out, arg1, arg2, inNumSamples);
if (type == unrolled)
nova::times_vec_simd(out, arg1, arg2, inNumSamples);
if (type == unrolled_64)
nova::times_vec_simd<64>(out, arg1, arg2);
}
template <int type, typename Arg1, typename Arg2>
static void slope_vec(float* out, Arg1 const& base, Arg2 const& slope, int inNumSamples) {
if (type == scalar)
nova::set_slope_vec(out, base, slope, inNumSamples);
else
nova::set_slope_vec_simd(out, base, slope, inNumSamples);
}
template <int type, typename Arg1> static void slope_vec(float* out, Arg1 const& slope, int inNumSamples) {
if (type == scalar)
nova::set_slope_vec(out, slope.data, slope.slope_, inNumSamples);
else
nova::set_slope_vec_simd(out, slope.data, slope.slope_, inNumSamples);
}
template <int type> static void copy_vec(float* out, const float* in, int inNumSamples) {
if (in == out)
return;
if (type == scalar)
nova::copyvec(out, in, inNumSamples);
if (type == unrolled)
nova::copyvec_simd(out, in, inNumSamples);
if (type == unrolled_64)
nova::copyvec_simd<64>(out, in);
}
template <int type> static void set_vec(float* out, float value, int inNumSamples) {
if (type == scalar)
nova::setvec(out, value, inNumSamples);
if (type == unrolled)
nova::setvec_simd(out, value, inNumSamples);
if (type == unrolled_64)
nova::setvec_simd<64>(out, value);
}
template <int type> static void zero_vec(float* out, int inNumSamples) {
if (type == scalar)
nova::zerovec(out, inNumSamples);
if (type == unrolled)
nova::zerovec_simd(out, inNumSamples);
if (type == unrolled_64)
nova::zerovec_simd<64>(out);
}
};
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