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-rw-r--r--Alc/mixer_neon.c71
1 files changed, 0 insertions, 71 deletions
diff --git a/Alc/mixer_neon.c b/Alc/mixer_neon.c
index b99dcf69..631e4f7c 100644
--- a/Alc/mixer_neon.c
+++ b/Alc/mixer_neon.c
@@ -66,77 +66,6 @@ const ALfloat *Resample_lerp_Neon(const InterpState* UNUSED(state),
return dst;
}
-const ALfloat *Resample_fir4_Neon(const InterpState *state,
- const ALfloat *restrict src, ALsizei frac, ALint increment,
- ALfloat *restrict dst, ALsizei numsamples)
-{
- const ALfloat (*restrict filter)[4] = ASSUME_ALIGNED(state->sinc4.filter, 16);
- const int32x4_t increment4 = vdupq_n_s32(increment*4);
- const int32x4_t fracMask4 = vdupq_n_s32(FRACTIONMASK);
- alignas(16) ALint pos_[4];
- alignas(16) ALsizei frac_[4];
- int32x4_t pos4;
- int32x4_t frac4;
- ALsizei i;
-
- InitiatePositionArrays(frac, increment, frac_, pos_, 4);
-
- frac4 = vld1q_s32(frac_);
- pos4 = vld1q_s32(pos_);
-
- --src;
- for(i = 0;numsamples-i > 3;i += 4)
- {
- const float32x4_t val0 = vld1q_f32(&src[pos_[0]]);
- const float32x4_t val1 = vld1q_f32(&src[pos_[1]]);
- const float32x4_t val2 = vld1q_f32(&src[pos_[2]]);
- const float32x4_t val3 = vld1q_f32(&src[pos_[3]]);
- float32x4_t k0 = vld1q_f32(filter[frac_[0]]);
- float32x4_t k1 = vld1q_f32(filter[frac_[1]]);
- float32x4_t k2 = vld1q_f32(filter[frac_[2]]);
- float32x4_t k3 = vld1q_f32(filter[frac_[3]]);
- float32x4_t out;
-
- k0 = vmulq_f32(k0, val0);
- k1 = vmulq_f32(k1, val1);
- k2 = vmulq_f32(k2, val2);
- k3 = vmulq_f32(k3, val3);
- k0 = vcombine_f32(vpadd_f32(vget_low_f32(k0), vget_high_f32(k0)),
- vpadd_f32(vget_low_f32(k1), vget_high_f32(k1)));
- k2 = vcombine_f32(vpadd_f32(vget_low_f32(k2), vget_high_f32(k2)),
- vpadd_f32(vget_low_f32(k3), vget_high_f32(k3)));
- out = vcombine_f32(vpadd_f32(vget_low_f32(k0), vget_high_f32(k0)),
- vpadd_f32(vget_low_f32(k2), vget_high_f32(k2)));
-
- vst1q_f32(&dst[i], out);
-
- frac4 = vaddq_s32(frac4, increment4);
- pos4 = vaddq_s32(pos4, vshrq_n_s32(frac4, FRACTIONBITS));
- frac4 = vandq_s32(frac4, fracMask4);
-
- vst1q_s32(pos_, pos4);
- vst1q_s32(frac_, frac4);
- }
-
- if(i < numsamples)
- {
- /* NOTE: These four elements represent the position *after* the last
- * four samples, so the lowest element is the next position to
- * resample.
- */
- ALint pos = pos_[0];
- frac = frac_[0];
- do {
- dst[i] = resample_fir4(src[pos], src[pos+1], src[pos+2], src[pos+3], filter[frac]);
-
- frac += increment;
- pos += frac>>FRACTIONBITS;
- frac &= FRACTIONMASK;
- } while(++i < numsamples);
- }
- return dst;
-}
-
const ALfloat *Resample_bsinc_Neon(const InterpState *state,
const ALfloat *restrict src, ALsizei frac, ALint increment,
ALfloat *restrict dst, ALsizei dstlen)