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#include "config.h"
#ifdef HAVE_XMMINTRIN_H
#include <xmmintrin.h>
#endif
#include "AL/al.h"
#include "AL/alc.h"
#include "alMain.h"
#include "alu.h"
#include "alSource.h"
#include "mixer_defs.h"
static __inline void ApplyCoeffsStep(ALuint Offset, ALfloat (*RESTRICT Values)[2],
ALfloat (*RESTRICT Coeffs)[2],
ALfloat (*RESTRICT CoeffStep)[2],
ALfloat left, ALfloat right)
{
const __m128 lrlr = { left, right, left, right };
__m128 vals = { 0.0f, 0.0f, 0.0f, 0.0f };
__m128 coeffs, coeffstep;
ALuint c;
for(c = 0;c < HRIR_LENGTH;c += 2)
{
const ALuint o0 = (Offset++)&HRIR_MASK;
const ALuint o1 = (Offset++)&HRIR_MASK;
coeffs = _mm_load_ps(&Coeffs[c][0]);
vals = _mm_loadl_pi(vals, (__m64*)&Values[o0][0]);
vals = _mm_loadh_pi(vals, (__m64*)&Values[o1][0]);
vals = _mm_add_ps(vals, _mm_mul_ps(coeffs, lrlr));
_mm_storel_pi((__m64*)&Values[o0][0], vals);
_mm_storeh_pi((__m64*)&Values[o1][0], vals);
coeffstep = _mm_load_ps(&CoeffStep[c][0]);
coeffs = _mm_add_ps(coeffs, coeffstep);
_mm_store_ps(&Coeffs[c][0], coeffs);
}
}
static __inline void ApplyCoeffs(ALuint Offset, ALfloat (*RESTRICT Values)[2],
ALfloat (*RESTRICT Coeffs)[2],
ALfloat left, ALfloat right)
{
const __m128 lrlr = { left, right, left, right };
__m128 vals = { 0.0f, 0.0f, 0.0f, 0.0f };
__m128 coeffs;
ALuint c;
for(c = 0;c < HRIR_LENGTH;c += 2)
{
const ALuint o0 = (Offset++)&HRIR_MASK;
const ALuint o1 = (Offset++)&HRIR_MASK;
coeffs = _mm_load_ps(&Coeffs[c][0]);
vals = _mm_loadl_pi(vals, (__m64*)&Values[o0][0]);
vals = _mm_loadh_pi(vals, (__m64*)&Values[o1][0]);
vals = _mm_add_ps(vals, _mm_mul_ps(coeffs, lrlr));
_mm_storel_pi((__m64*)&Values[o0][0], vals);
_mm_storeh_pi((__m64*)&Values[o1][0], vals);
}
}
void MixDirect_SSE(ALsource *Source, ALCdevice *Device, DirectParams *params,
const ALfloat *RESTRICT data, ALuint srcchan,
ALuint OutPos, ALuint SamplesToDo, ALuint BufferSize)
{
ALfloat (*RESTRICT DryBuffer)[MaxChannels];
ALfloat *RESTRICT ClickRemoval, *RESTRICT PendingClicks;
ALIGN(16) ALfloat DrySend[MaxChannels];
ALIGN(16) ALfloat value[4];
FILTER *DryFilter;
ALuint pos;
ALuint c;
(void)Source;
DryBuffer = Device->DryBuffer;
ClickRemoval = Device->ClickRemoval;
PendingClicks = Device->PendingClicks;
DryFilter = ¶ms->iirFilter;
for(c = 0;c < MaxChannels;c++)
DrySend[c] = params->Gains[srcchan][c];
pos = 0;
if(OutPos == 0)
{
value[0] = lpFilter2PC(DryFilter, srcchan, data[pos]);
for(c = 0;c < MaxChannels;c++)
ClickRemoval[c] -= value[0]*DrySend[c];
}
for(pos = 0;pos < BufferSize-3;pos += 4)
{
__m128 val4;
value[0] = lpFilter2P(DryFilter, srcchan, data[pos ]);
value[1] = lpFilter2P(DryFilter, srcchan, data[pos+1]);
value[2] = lpFilter2P(DryFilter, srcchan, data[pos+2]);
value[3] = lpFilter2P(DryFilter, srcchan, data[pos+3]);
val4 = _mm_load_ps(value);
for(c = 0;c < MaxChannels;c++)
{
const __m128 gain = _mm_set1_ps(DrySend[c]);
__m128 dry4;
value[0] = DryBuffer[OutPos ][c];
value[1] = DryBuffer[OutPos+1][c];
value[2] = DryBuffer[OutPos+2][c];
value[3] = DryBuffer[OutPos+3][c];
dry4 = _mm_load_ps(value);
dry4 = _mm_add_ps(dry4, _mm_mul_ps(val4, gain));
_mm_store_ps(value, dry4);
DryBuffer[OutPos ][c] = value[0];
DryBuffer[OutPos+1][c] = value[1];
DryBuffer[OutPos+2][c] = value[2];
DryBuffer[OutPos+3][c] = value[3];
}
OutPos += 4;
}
for(;pos < BufferSize;pos++)
{
value[0] = lpFilter2P(DryFilter, srcchan, data[pos]);
for(c = 0;c < MaxChannels;c++)
DryBuffer[OutPos][c] += value[0]*DrySend[c];
OutPos++;
}
if(OutPos == SamplesToDo)
{
value[0] = lpFilter2PC(DryFilter, srcchan, data[pos]);
for(c = 0;c < MaxChannels;c++)
PendingClicks[c] += value[0]*DrySend[c];
}
}
#define NO_MIXDIRECT
#define SUFFIX SSE
#include "mixer_inc.c"
#undef SUFFIX
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