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#include "config.h"
#ifdef IN_IDE_PARSER
/* KDevelop's parser won't recognize these defines that get added by the -msse
* switch used to compile this source. Without them, xmmintrin.h fails to
* declare anything. */
#define __MMX__
#define __SSE__
#endif
#include <xmmintrin.h>
#include "AL/al.h"
#include "AL/alc.h"
#include "alMain.h"
#include "alu.h"
#include "alSource.h"
#include "alAuxEffectSlot.h"
#include "mixer_defs.h"
static inline void ApplyCoeffsStep(ALuint Offset, ALfloat (*restrict Values)[2],
const ALuint IrSize,
ALfloat (*restrict Coeffs)[2],
const ALfloat (*restrict CoeffStep)[2],
ALfloat left, ALfloat right)
{
const __m128 lrlr = _mm_setr_ps(left, right, left, right);
__m128 coeffs, deltas, imp0, imp1;
__m128 vals = _mm_setzero_ps();
ALuint i;
if((Offset&1))
{
const ALuint o0 = Offset&HRIR_MASK;
const ALuint o1 = (Offset+IrSize-1)&HRIR_MASK;
coeffs = _mm_load_ps(&Coeffs[0][0]);
deltas = _mm_load_ps(&CoeffStep[0][0]);
vals = _mm_loadl_pi(vals, (__m64*)&Values[o0][0]);
imp0 = _mm_mul_ps(lrlr, coeffs);
coeffs = _mm_add_ps(coeffs, deltas);
vals = _mm_add_ps(imp0, vals);
_mm_store_ps(&Coeffs[0][0], coeffs);
_mm_storel_pi((__m64*)&Values[o0][0], vals);
for(i = 1;i < IrSize-1;i += 2)
{
const ALuint o2 = (Offset+i)&HRIR_MASK;
coeffs = _mm_load_ps(&Coeffs[i+1][0]);
deltas = _mm_load_ps(&CoeffStep[i+1][0]);
vals = _mm_load_ps(&Values[o2][0]);
imp1 = _mm_mul_ps(lrlr, coeffs);
coeffs = _mm_add_ps(coeffs, deltas);
imp0 = _mm_shuffle_ps(imp0, imp1, _MM_SHUFFLE(1, 0, 3, 2));
vals = _mm_add_ps(imp0, vals);
_mm_store_ps(&Coeffs[i+1][0], coeffs);
_mm_store_ps(&Values[o2][0], vals);
imp0 = imp1;
}
vals = _mm_loadl_pi(vals, (__m64*)&Values[o1][0]);
imp0 = _mm_movehl_ps(imp0, imp0);
vals = _mm_add_ps(imp0, vals);
_mm_storel_pi((__m64*)&Values[o1][0], vals);
}
else
{
for(i = 0;i < IrSize;i += 2)
{
const ALuint o = (Offset + i)&HRIR_MASK;
coeffs = _mm_load_ps(&Coeffs[i][0]);
deltas = _mm_load_ps(&CoeffStep[i][0]);
vals = _mm_load_ps(&Values[o][0]);
imp0 = _mm_mul_ps(lrlr, coeffs);
coeffs = _mm_add_ps(coeffs, deltas);
vals = _mm_add_ps(imp0, vals);
_mm_store_ps(&Coeffs[i][0], coeffs);
_mm_store_ps(&Values[o][0], vals);
}
}
}
static inline void ApplyCoeffs(ALuint Offset, ALfloat (*restrict Values)[2],
const ALuint IrSize,
ALfloat (*restrict Coeffs)[2],
ALfloat left, ALfloat right)
{
const __m128 lrlr = _mm_setr_ps(left, right, left, right);
__m128 vals = _mm_setzero_ps();
__m128 coeffs;
ALuint i;
if((Offset&1))
{
const ALuint o0 = Offset&HRIR_MASK;
const ALuint o1 = (Offset+IrSize-1)&HRIR_MASK;
__m128 imp0, imp1;
coeffs = _mm_load_ps(&Coeffs[0][0]);
vals = _mm_loadl_pi(vals, (__m64*)&Values[o0][0]);
imp0 = _mm_mul_ps(lrlr, coeffs);
vals = _mm_add_ps(imp0, vals);
_mm_storel_pi((__m64*)&Values[o0][0], vals);
for(i = 1;i < IrSize-1;i += 2)
{
const ALuint o2 = (Offset+i)&HRIR_MASK;
coeffs = _mm_load_ps(&Coeffs[i+1][0]);
vals = _mm_load_ps(&Values[o2][0]);
imp1 = _mm_mul_ps(lrlr, coeffs);
imp0 = _mm_shuffle_ps(imp0, imp1, _MM_SHUFFLE(1, 0, 3, 2));
vals = _mm_add_ps(imp0, vals);
_mm_store_ps(&Values[o2][0], vals);
imp0 = imp1;
}
vals = _mm_loadl_pi(vals, (__m64*)&Values[o1][0]);
imp0 = _mm_movehl_ps(imp0, imp0);
vals = _mm_add_ps(imp0, vals);
_mm_storel_pi((__m64*)&Values[o1][0], vals);
}
else
{
for(i = 0;i < IrSize;i += 2)
{
const ALuint o = (Offset + i)&HRIR_MASK;
coeffs = _mm_load_ps(&Coeffs[i][0]);
vals = _mm_load_ps(&Values[o][0]);
vals = _mm_add_ps(vals, _mm_mul_ps(lrlr, coeffs));
_mm_store_ps(&Values[o][0], vals);
}
}
}
#define SUFFIX SSE
#include "mixer_inc.c"
#undef SUFFIX
void MixDirect_SSE(DirectParams *params, const ALfloat *restrict data, ALuint srcchan,
ALuint OutPos, ALuint BufferSize)
{
ALfloat (*restrict OutBuffer)[BUFFERSIZE] = params->OutBuffer;
ALuint Counter = maxu(params->Counter, OutPos) - OutPos;
ALfloat DrySend, Step;
__m128 gain, step;
ALuint c;
for(c = 0;c < MaxChannels;c++)
{
ALuint pos = 0;
DrySend = params->Mix.Gains.Current[srcchan][c];
Step = params->Mix.Gains.Step[srcchan][c];
if(Step != 1.0f && Counter > 0)
{
/* Mix with applying gain steps in aligned multiples of 4. */
if(BufferSize-pos > 3 && Counter-pos > 3)
{
gain = _mm_setr_ps(
DrySend,
DrySend * Step,
DrySend * Step * Step,
DrySend * Step * Step * Step
);
step = _mm_set1_ps(Step * Step * Step * Step);
do {
const __m128 val4 = _mm_load_ps(&data[pos]);
__m128 dry4 = _mm_load_ps(&OutBuffer[c][OutPos+pos]);
dry4 = _mm_add_ps(dry4, _mm_mul_ps(val4, gain));
gain = _mm_mul_ps(gain, step);
_mm_store_ps(&OutBuffer[c][OutPos+pos], dry4);
pos += 4;
} while(BufferSize-pos > 3 && Counter-pos > 3);
DrySend = _mm_cvtss_f32(_mm_shuffle_ps(gain, gain, _MM_SHUFFLE(3, 3, 3, 3)));
}
/* Mix with applying left over gain steps that aren't aligned multiples of 4. */
for(;pos < BufferSize && pos < Counter;pos++)
{
OutBuffer[c][OutPos+pos] += data[pos]*DrySend;
DrySend *= Step;
}
if(pos == Counter)
DrySend = params->Mix.Gains.Target[srcchan][c];
params->Mix.Gains.Current[srcchan][c] = DrySend;
/* Mix until pos is aligned with 4 or the mix is done. */
for(;pos < BufferSize && (pos&3) != 0;pos++)
OutBuffer[c][OutPos+pos] += data[pos]*DrySend;
}
if(!(DrySend > GAIN_SILENCE_THRESHOLD))
continue;
gain = _mm_set1_ps(DrySend);
for(;BufferSize-pos > 3;pos += 4)
{
const __m128 val4 = _mm_load_ps(&data[pos]);
__m128 dry4 = _mm_load_ps(&OutBuffer[c][OutPos+pos]);
dry4 = _mm_add_ps(dry4, _mm_mul_ps(val4, gain));
_mm_store_ps(&OutBuffer[c][OutPos+pos], dry4);
}
for(;pos < BufferSize;pos++)
OutBuffer[c][OutPos+pos] += data[pos]*DrySend;
}
}
void MixSend_SSE(SendParams *params, const ALfloat *restrict data,
ALuint OutPos, ALuint BufferSize)
{
ALfloat (*restrict OutBuffer)[BUFFERSIZE] = params->OutBuffer;
ALuint Counter = maxu(params->Counter, OutPos) - OutPos;
ALfloat WetGain, Step;
__m128 gain, step;
{
ALuint pos = 0;
WetGain = params->Gain.Current;
Step = params->Gain.Step;
if(Step != 1.0f && Counter > 0)
{
if(BufferSize-pos > 3 && Counter-pos > 3)
{
gain = _mm_setr_ps(
WetGain,
WetGain * Step,
WetGain * Step * Step,
WetGain * Step * Step * Step
);
step = _mm_set1_ps(Step * Step * Step * Step);
do {
const __m128 val4 = _mm_load_ps(&data[pos]);
__m128 dry4 = _mm_load_ps(&OutBuffer[0][OutPos+pos]);
dry4 = _mm_add_ps(dry4, _mm_mul_ps(val4, gain));
gain = _mm_mul_ps(gain, step);
_mm_store_ps(&OutBuffer[0][OutPos+pos], dry4);
pos += 4;
} while(BufferSize-pos > 3 && Counter-pos > 3);
WetGain = _mm_cvtss_f32(_mm_shuffle_ps(gain, gain, _MM_SHUFFLE(3, 3, 3, 3)));
}
for(;pos < BufferSize && pos < Counter;pos++)
{
OutBuffer[0][OutPos+pos] += data[pos]*WetGain;
WetGain *= Step;
}
if(pos == Counter)
WetGain = params->Gain.Target;
params->Gain.Current = WetGain;
for(;pos < BufferSize && (pos&3) != 0;pos++)
OutBuffer[0][OutPos+pos] += data[pos]*WetGain;
}
if(!(WetGain > GAIN_SILENCE_THRESHOLD))
return;
gain = _mm_set1_ps(WetGain);
for(;BufferSize-pos > 3;pos += 4)
{
const __m128 val4 = _mm_load_ps(&data[pos]);
__m128 wet4 = _mm_load_ps(&OutBuffer[0][OutPos+pos]);
wet4 = _mm_add_ps(wet4, _mm_mul_ps(val4, gain));
_mm_store_ps(&OutBuffer[0][OutPos+pos], wet4);
}
for(;pos < BufferSize;pos++)
OutBuffer[0][OutPos+pos] += data[pos] * WetGain;
}
}
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