diff options
Diffstat (limited to 'Alc/mixer_sse.c')
| -rw-r--r-- | Alc/mixer_sse.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/Alc/mixer_sse.c b/Alc/mixer_sse.c new file mode 100644 index 00000000..e189971a --- /dev/null +++ b/Alc/mixer_sse.c @@ -0,0 +1,48 @@ +#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" + + +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 }; + ALuint c; + for(c = 0;c < HRIR_LENGTH;c += 2) + { + const ALuint o0 = (Offset++)&HRIR_MASK; + const ALuint o1 = (Offset++)&HRIR_MASK; + __m128 vals = { 0.0f, 0.0f, 0.0f, 0.0f }; + __m128 coeffs = { 0.0f, 0.0f, 0.0f, 0.0f }; + + vals = _mm_loadl_pi(vals, (__m64*)&Values[o0][0]); + vals = _mm_loadh_pi(vals, (__m64*)&Values[o1][0]); + coeffs = _mm_loadl_pi(coeffs, (__m64*)&Coeffs[c ][0]); + coeffs = _mm_loadh_pi(coeffs, (__m64*)&Coeffs[c+1][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); + } +} + +#define SUFFIX SSE +#define SAMPLER point32 +#include "mixer_inc.c" +#undef SAMPLER +#define SAMPLER lerp32 +#include "mixer_inc.c" +#undef SAMPLER +#define SAMPLER cubic32 +#include "mixer_inc.c" +#undef SAMPLER +#undef SUFFIX |