Move mixers into separate source files

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