diff options
Diffstat (limited to 'Transceiver52M/x86/convolve.c')
| -rw-r--r-- | Transceiver52M/x86/convolve.c | 524 |
1 files changed, 1 insertions, 523 deletions
diff --git a/Transceiver52M/x86/convolve.c b/Transceiver52M/x86/convolve.c index 2f3b293..35cba29 100644 --- a/Transceiver52M/x86/convolve.c +++ b/Transceiver52M/x86/convolve.c @@ -21,6 +21,7 @@ #include <string.h> #include <stdio.h> #include "convolve.h" +#include "convolve_sse_3.h" #ifdef HAVE_CONFIG_H #include "config.h" @@ -67,529 +68,6 @@ int _base_convolve_complex(const float *x, int x_len, int bounds_check(int x_len, int h_len, int y_len, int start, int len, int step); -#ifdef HAVE_SSE3 -#include <xmmintrin.h> -#include <pmmintrin.h> - -/* 4-tap SSE complex-real convolution */ -static void sse_conv_real4(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* NOTE: The parameter list of this function has to match the parameter - * list of _base_convolve_real() in convolve_base.c. This specific - * implementation, ignores some of the parameters of - * _base_convolve_complex(), which are: x_len, y_len, offset, step */ - - __m128 m0, m1, m2, m3, m4, m5, m6, m7; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[0]); - m1 = _mm_load_ps(&h[4]); - m7 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - - for (int i = 0; i < len; i++) { - /* Load (unaligned) input data */ - m0 = _mm_loadu_ps(&_x[2 * i + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 4]); - m2 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m3 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Quad multiply */ - m4 = _mm_mul_ps(m2, m7); - m5 = _mm_mul_ps(m3, m7); - - /* Sum and store */ - m6 = _mm_hadd_ps(m4, m5); - m0 = _mm_hadd_ps(m6, m6); - - _mm_store_ss(&y[2 * i + 0], m0); - m0 = _mm_shuffle_ps(m0, m0, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m0); - } -} - -/* 8-tap SSE complex-real convolution */ -static void sse_conv_real8(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* See NOTE in sse_conv_real4() */ - - __m128 m0, m1, m2, m3, m4, m5, m6, m7, m8, m9; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[0]); - m1 = _mm_load_ps(&h[4]); - m2 = _mm_load_ps(&h[8]); - m3 = _mm_load_ps(&h[12]); - - m4 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m5 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - - for (int i = 0; i < len; i++) { - /* Load (unaligned) input data */ - m0 = _mm_loadu_ps(&_x[2 * i + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 4]); - m2 = _mm_loadu_ps(&_x[2 * i + 8]); - m3 = _mm_loadu_ps(&_x[2 * i + 12]); - - m6 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m7 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m8 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m9 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Quad multiply */ - m6 = _mm_mul_ps(m6, m4); - m7 = _mm_mul_ps(m7, m4); - m8 = _mm_mul_ps(m8, m5); - m9 = _mm_mul_ps(m9, m5); - - /* Sum and store */ - m6 = _mm_add_ps(m6, m8); - m7 = _mm_add_ps(m7, m9); - m6 = _mm_hadd_ps(m6, m7); - m6 = _mm_hadd_ps(m6, m6); - - _mm_store_ss(&y[2 * i + 0], m6); - m6 = _mm_shuffle_ps(m6, m6, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m6); - } -} - -/* 12-tap SSE complex-real convolution */ -static void sse_conv_real12(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* See NOTE in sse_conv_real4() */ - - __m128 m0, m1, m2, m3, m4, m5, m6, m7; - __m128 m8, m9, m10, m11, m12, m13, m14; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[0]); - m1 = _mm_load_ps(&h[4]); - m2 = _mm_load_ps(&h[8]); - m3 = _mm_load_ps(&h[12]); - m4 = _mm_load_ps(&h[16]); - m5 = _mm_load_ps(&h[20]); - - m12 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m13 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m14 = _mm_shuffle_ps(m4, m5, _MM_SHUFFLE(0, 2, 0, 2)); - - for (int i = 0; i < len; i++) { - /* Load (unaligned) input data */ - m0 = _mm_loadu_ps(&_x[2 * i + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 4]); - m2 = _mm_loadu_ps(&_x[2 * i + 8]); - m3 = _mm_loadu_ps(&_x[2 * i + 12]); - - m4 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m5 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m6 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m7 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - - m0 = _mm_loadu_ps(&_x[2 * i + 16]); - m1 = _mm_loadu_ps(&_x[2 * i + 20]); - - m8 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m9 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Quad multiply */ - m0 = _mm_mul_ps(m4, m12); - m1 = _mm_mul_ps(m5, m12); - m2 = _mm_mul_ps(m6, m13); - m3 = _mm_mul_ps(m7, m13); - m4 = _mm_mul_ps(m8, m14); - m5 = _mm_mul_ps(m9, m14); - - /* Sum and store */ - m8 = _mm_add_ps(m0, m2); - m9 = _mm_add_ps(m1, m3); - m10 = _mm_add_ps(m8, m4); - m11 = _mm_add_ps(m9, m5); - - m2 = _mm_hadd_ps(m10, m11); - m3 = _mm_hadd_ps(m2, m2); - - _mm_store_ss(&y[2 * i + 0], m3); - m3 = _mm_shuffle_ps(m3, m3, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m3); - } -} - -/* 16-tap SSE complex-real convolution */ -static void sse_conv_real16(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* See NOTE in sse_conv_real4() */ - - __m128 m0, m1, m2, m3, m4, m5, m6, m7; - __m128 m8, m9, m10, m11, m12, m13, m14, m15; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[0]); - m1 = _mm_load_ps(&h[4]); - m2 = _mm_load_ps(&h[8]); - m3 = _mm_load_ps(&h[12]); - - m4 = _mm_load_ps(&h[16]); - m5 = _mm_load_ps(&h[20]); - m6 = _mm_load_ps(&h[24]); - m7 = _mm_load_ps(&h[28]); - - m12 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m13 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m14 = _mm_shuffle_ps(m4, m5, _MM_SHUFFLE(0, 2, 0, 2)); - m15 = _mm_shuffle_ps(m6, m7, _MM_SHUFFLE(0, 2, 0, 2)); - - for (int i = 0; i < len; i++) { - /* Load (unaligned) input data */ - m0 = _mm_loadu_ps(&_x[2 * i + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 4]); - m2 = _mm_loadu_ps(&_x[2 * i + 8]); - m3 = _mm_loadu_ps(&_x[2 * i + 12]); - - m4 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m5 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m6 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m7 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - - m0 = _mm_loadu_ps(&_x[2 * i + 16]); - m1 = _mm_loadu_ps(&_x[2 * i + 20]); - m2 = _mm_loadu_ps(&_x[2 * i + 24]); - m3 = _mm_loadu_ps(&_x[2 * i + 28]); - - m8 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m9 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m10 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m11 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Quad multiply */ - m0 = _mm_mul_ps(m4, m12); - m1 = _mm_mul_ps(m5, m12); - m2 = _mm_mul_ps(m6, m13); - m3 = _mm_mul_ps(m7, m13); - - m4 = _mm_mul_ps(m8, m14); - m5 = _mm_mul_ps(m9, m14); - m6 = _mm_mul_ps(m10, m15); - m7 = _mm_mul_ps(m11, m15); - - /* Sum and store */ - m8 = _mm_add_ps(m0, m2); - m9 = _mm_add_ps(m1, m3); - m10 = _mm_add_ps(m4, m6); - m11 = _mm_add_ps(m5, m7); - - m0 = _mm_add_ps(m8, m10); - m1 = _mm_add_ps(m9, m11); - m2 = _mm_hadd_ps(m0, m1); - m3 = _mm_hadd_ps(m2, m2); - - _mm_store_ss(&y[2 * i + 0], m3); - m3 = _mm_shuffle_ps(m3, m3, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m3); - } -} - -/* 20-tap SSE complex-real convolution */ -static void sse_conv_real20(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* See NOTE in sse_conv_real4() */ - - __m128 m0, m1, m2, m3, m4, m5, m6, m7; - __m128 m8, m9, m11, m12, m13, m14, m15; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[0]); - m1 = _mm_load_ps(&h[4]); - m2 = _mm_load_ps(&h[8]); - m3 = _mm_load_ps(&h[12]); - m4 = _mm_load_ps(&h[16]); - m5 = _mm_load_ps(&h[20]); - m6 = _mm_load_ps(&h[24]); - m7 = _mm_load_ps(&h[28]); - m8 = _mm_load_ps(&h[32]); - m9 = _mm_load_ps(&h[36]); - - m11 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m12 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m13 = _mm_shuffle_ps(m4, m5, _MM_SHUFFLE(0, 2, 0, 2)); - m14 = _mm_shuffle_ps(m6, m7, _MM_SHUFFLE(0, 2, 0, 2)); - m15 = _mm_shuffle_ps(m8, m9, _MM_SHUFFLE(0, 2, 0, 2)); - - for (int i = 0; i < len; i++) { - /* Multiply-accumulate first 12 taps */ - m0 = _mm_loadu_ps(&_x[2 * i + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 4]); - m2 = _mm_loadu_ps(&_x[2 * i + 8]); - m3 = _mm_loadu_ps(&_x[2 * i + 12]); - m4 = _mm_loadu_ps(&_x[2 * i + 16]); - m5 = _mm_loadu_ps(&_x[2 * i + 20]); - - m6 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m7 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m8 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m9 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - m0 = _mm_shuffle_ps(m4, m5, _MM_SHUFFLE(0, 2, 0, 2)); - m1 = _mm_shuffle_ps(m4, m5, _MM_SHUFFLE(1, 3, 1, 3)); - - m2 = _mm_mul_ps(m6, m11); - m3 = _mm_mul_ps(m7, m11); - m4 = _mm_mul_ps(m8, m12); - m5 = _mm_mul_ps(m9, m12); - m6 = _mm_mul_ps(m0, m13); - m7 = _mm_mul_ps(m1, m13); - - m0 = _mm_add_ps(m2, m4); - m1 = _mm_add_ps(m3, m5); - m8 = _mm_add_ps(m0, m6); - m9 = _mm_add_ps(m1, m7); - - /* Multiply-accumulate last 8 taps */ - m0 = _mm_loadu_ps(&_x[2 * i + 24]); - m1 = _mm_loadu_ps(&_x[2 * i + 28]); - m2 = _mm_loadu_ps(&_x[2 * i + 32]); - m3 = _mm_loadu_ps(&_x[2 * i + 36]); - - m4 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m5 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m6 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m7 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - - m0 = _mm_mul_ps(m4, m14); - m1 = _mm_mul_ps(m5, m14); - m2 = _mm_mul_ps(m6, m15); - m3 = _mm_mul_ps(m7, m15); - - m4 = _mm_add_ps(m0, m2); - m5 = _mm_add_ps(m1, m3); - - /* Final sum and store */ - m0 = _mm_add_ps(m8, m4); - m1 = _mm_add_ps(m9, m5); - m2 = _mm_hadd_ps(m0, m1); - m3 = _mm_hadd_ps(m2, m2); - - _mm_store_ss(&y[2 * i + 0], m3); - m3 = _mm_shuffle_ps(m3, m3, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m3); - } -} - -/* 4*N-tap SSE complex-real convolution */ -static void sse_conv_real4n(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* See NOTE in sse_conv_real4() */ - - __m128 m0, m1, m2, m4, m5, m6, m7; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - for (int i = 0; i < len; i++) { - /* Zero */ - m6 = _mm_setzero_ps(); - m7 = _mm_setzero_ps(); - - for (int n = 0; n < h_len / 4; n++) { - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[8 * n + 0]); - m1 = _mm_load_ps(&h[8 * n + 4]); - m2 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - - /* Load (unaligned) input data */ - m0 = _mm_loadu_ps(&_x[2 * i + 8 * n + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 8 * n + 4]); - m4 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m5 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Quad multiply */ - m0 = _mm_mul_ps(m2, m4); - m1 = _mm_mul_ps(m2, m5); - - /* Accumulate */ - m6 = _mm_add_ps(m6, m0); - m7 = _mm_add_ps(m7, m1); - } - - m0 = _mm_hadd_ps(m6, m7); - m0 = _mm_hadd_ps(m0, m0); - - _mm_store_ss(&y[2 * i + 0], m0); - m0 = _mm_shuffle_ps(m0, m0, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m0); - } -} - -/* 4*N-tap SSE complex-complex convolution */ -static void sse_conv_cmplx_4n(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* NOTE: The parameter list of this function has to match the parameter - * list of _base_convolve_complex() in convolve_base.c. This specific - * implementation, ignores some of the parameters of - * _base_convolve_complex(), which are: x_len, y_len, offset, step. */ - - __m128 m0, m1, m2, m3, m4, m5, m6, m7; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - for (int i = 0; i < len; i++) { - /* Zero */ - m6 = _mm_setzero_ps(); - m7 = _mm_setzero_ps(); - - for (int n = 0; n < h_len / 4; n++) { - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[8 * n + 0]); - m1 = _mm_load_ps(&h[8 * n + 4]); - m2 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m3 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Load (unaligned) input data */ - m0 = _mm_loadu_ps(&_x[2 * i + 8 * n + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 8 * n + 4]); - m4 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m5 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Quad multiply */ - m0 = _mm_mul_ps(m2, m4); - m1 = _mm_mul_ps(m3, m5); - - m2 = _mm_mul_ps(m2, m5); - m3 = _mm_mul_ps(m3, m4); - - /* Sum */ - m0 = _mm_sub_ps(m0, m1); - m2 = _mm_add_ps(m2, m3); - - /* Accumulate */ - m6 = _mm_add_ps(m6, m0); - m7 = _mm_add_ps(m7, m2); - } - - m0 = _mm_hadd_ps(m6, m7); - m0 = _mm_hadd_ps(m0, m0); - - _mm_store_ss(&y[2 * i + 0], m0); - m0 = _mm_shuffle_ps(m0, m0, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m0); - } -} - -/* 8*N-tap SSE complex-complex convolution */ -static void sse_conv_cmplx_8n(const float *x, int x_len, - const float *h, int h_len, - float *y, int y_len, - int start, int len, - int step, int offset) -{ - /* See NOTE in sse_conv_cmplx_4n() */ - - __m128 m0, m1, m2, m3, m4, m5, m6, m7; - __m128 m8, m9, m10, m11, m12, m13, m14, m15; - - const float *_x = &x[2 * (-(h_len - 1) + start)]; - - for (int i = 0; i < len; i++) { - /* Zero */ - m12 = _mm_setzero_ps(); - m13 = _mm_setzero_ps(); - m14 = _mm_setzero_ps(); - m15 = _mm_setzero_ps(); - - for (int n = 0; n < h_len / 8; n++) { - /* Load (aligned) filter taps */ - m0 = _mm_load_ps(&h[16 * n + 0]); - m1 = _mm_load_ps(&h[16 * n + 4]); - m2 = _mm_load_ps(&h[16 * n + 8]); - m3 = _mm_load_ps(&h[16 * n + 12]); - - m4 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m5 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m6 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m7 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Load (unaligned) input data */ - m0 = _mm_loadu_ps(&_x[2 * i + 16 * n + 0]); - m1 = _mm_loadu_ps(&_x[2 * i + 16 * n + 4]); - m2 = _mm_loadu_ps(&_x[2 * i + 16 * n + 8]); - m3 = _mm_loadu_ps(&_x[2 * i + 16 * n + 12]); - - m8 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(0, 2, 0, 2)); - m9 = _mm_shuffle_ps(m0, m1, _MM_SHUFFLE(1, 3, 1, 3)); - m10 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(0, 2, 0, 2)); - m11 = _mm_shuffle_ps(m2, m3, _MM_SHUFFLE(1, 3, 1, 3)); - - /* Quad multiply */ - m0 = _mm_mul_ps(m4, m8); - m1 = _mm_mul_ps(m5, m9); - m2 = _mm_mul_ps(m6, m10); - m3 = _mm_mul_ps(m7, m11); - - m4 = _mm_mul_ps(m4, m9); - m5 = _mm_mul_ps(m5, m8); - m6 = _mm_mul_ps(m6, m11); - m7 = _mm_mul_ps(m7, m10); - - /* Sum */ - m0 = _mm_sub_ps(m0, m1); - m2 = _mm_sub_ps(m2, m3); - m4 = _mm_add_ps(m4, m5); - m6 = _mm_add_ps(m6, m7); - - /* Accumulate */ - m12 = _mm_add_ps(m12, m0); - m13 = _mm_add_ps(m13, m2); - m14 = _mm_add_ps(m14, m4); - m15 = _mm_add_ps(m15, m6); - } - - m0 = _mm_add_ps(m12, m13); - m1 = _mm_add_ps(m14, m15); - m2 = _mm_hadd_ps(m0, m1); - m2 = _mm_hadd_ps(m2, m2); - - _mm_store_ss(&y[2 * i + 0], m2); - m2 = _mm_shuffle_ps(m2, m2, _MM_SHUFFLE(0, 3, 2, 1)); - _mm_store_ss(&y[2 * i + 1], m2); - } -} -#endif - /* API: Initalize convolve module */ void convolve_init(void) { |