Chris@69: /* Copyright (c) 2010 Xiph.Org Foundation
Chris@69:  * Copyright (c) 2013 Parrot */
Chris@69: /*
Chris@69:    Redistribution and use in source and binary forms, with or without
Chris@69:    modification, are permitted provided that the following conditions
Chris@69:    are met:
Chris@69: 
Chris@69:    - Redistributions of source code must retain the above copyright
Chris@69:    notice, this list of conditions and the following disclaimer.
Chris@69: 
Chris@69:    - Redistributions in binary form must reproduce the above copyright
Chris@69:    notice, this list of conditions and the following disclaimer in the
Chris@69:    documentation and/or other materials provided with the distribution.
Chris@69: 
Chris@69:    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
Chris@69:    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
Chris@69:    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
Chris@69:    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
Chris@69:    OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
Chris@69:    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
Chris@69:    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
Chris@69:    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
Chris@69:    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
Chris@69:    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Chris@69:    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Chris@69: */
Chris@69: 
Chris@69: #ifdef HAVE_CONFIG_H
Chris@69: #include "config.h"
Chris@69: #endif
Chris@69: 
Chris@69: #include "pitch.h"
Chris@69: #include "kiss_fft.h"
Chris@69: #include "mdct.h"
Chris@69: 
Chris@69: #if defined(OPUS_HAVE_RTCD)
Chris@69: 
Chris@69: # if defined(OPUS_ARM_MAY_HAVE_NEON_INTR) && !defined(OPUS_ARM_PRESUME_NEON_INTR)
Chris@69: opus_val32 (*const CELT_INNER_PROD_IMPL[OPUS_ARCHMASK+1])(const opus_val16 *x, const opus_val16 *y, int N) = {
Chris@69:   celt_inner_prod_c,   /* ARMv4 */
Chris@69:   celt_inner_prod_c,   /* EDSP */
Chris@69:   celt_inner_prod_c,   /* Media */
Chris@69:   celt_inner_prod_neon /* NEON */
Chris@69: };
Chris@69: 
Chris@69: void (*const DUAL_INNER_PROD_IMPL[OPUS_ARCHMASK+1])(const opus_val16 *x, const opus_val16 *y01, const opus_val16 *y02,
Chris@69:       int N, opus_val32 *xy1, opus_val32 *xy2) = {
Chris@69:   dual_inner_prod_c,   /* ARMv4 */
Chris@69:   dual_inner_prod_c,   /* EDSP */
Chris@69:   dual_inner_prod_c,   /* Media */
Chris@69:   dual_inner_prod_neon /* NEON */
Chris@69: };
Chris@69: # endif
Chris@69: 
Chris@69: # if defined(FIXED_POINT)
Chris@69: #  if ((defined(OPUS_ARM_MAY_HAVE_NEON) && !defined(OPUS_ARM_PRESUME_NEON)) || \
Chris@69:     (defined(OPUS_ARM_MAY_HAVE_MEDIA) && !defined(OPUS_ARM_PRESUME_MEDIA)) || \
Chris@69:     (defined(OPUS_ARM_MAY_HAVE_EDSP) && !defined(OPUS_ARM_PRESUME_EDSP)))
Chris@69: opus_val32 (*const CELT_PITCH_XCORR_IMPL[OPUS_ARCHMASK+1])(const opus_val16 *,
Chris@69:     const opus_val16 *, opus_val32 *, int, int, int) = {
Chris@69:   celt_pitch_xcorr_c,               /* ARMv4 */
Chris@69:   MAY_HAVE_EDSP(celt_pitch_xcorr),  /* EDSP */
Chris@69:   MAY_HAVE_MEDIA(celt_pitch_xcorr), /* Media */
Chris@69:   MAY_HAVE_NEON(celt_pitch_xcorr)   /* NEON */
Chris@69: };
Chris@69: 
Chris@69: #  endif
Chris@69: # else /* !FIXED_POINT */
Chris@69: #  if defined(OPUS_ARM_MAY_HAVE_NEON_INTR) && !defined(OPUS_ARM_PRESUME_NEON_INTR)
Chris@69: void (*const CELT_PITCH_XCORR_IMPL[OPUS_ARCHMASK+1])(const opus_val16 *,
Chris@69:     const opus_val16 *, opus_val32 *, int, int, int) = {
Chris@69:   celt_pitch_xcorr_c,              /* ARMv4 */
Chris@69:   celt_pitch_xcorr_c,              /* EDSP */
Chris@69:   celt_pitch_xcorr_c,              /* Media */
Chris@69:   celt_pitch_xcorr_float_neon      /* Neon */
Chris@69: };
Chris@69: #  endif
Chris@69: # endif /* FIXED_POINT */
Chris@69: 
Chris@69: #if defined(FIXED_POINT) && defined(OPUS_HAVE_RTCD) && \
Chris@69:  defined(OPUS_ARM_MAY_HAVE_NEON_INTR) && !defined(OPUS_ARM_PRESUME_NEON_INTR)
Chris@69: 
Chris@69: void (*const XCORR_KERNEL_IMPL[OPUS_ARCHMASK + 1])(
Chris@69:          const opus_val16 *x,
Chris@69:          const opus_val16 *y,
Chris@69:          opus_val32       sum[4],
Chris@69:          int              len
Chris@69: ) = {
Chris@69:   xcorr_kernel_c,                /* ARMv4 */
Chris@69:   xcorr_kernel_c,                /* EDSP */
Chris@69:   xcorr_kernel_c,                /* Media */
Chris@69:   xcorr_kernel_neon_fixed,       /* Neon */
Chris@69: };
Chris@69: 
Chris@69: #endif
Chris@69: 
Chris@69: # if defined(OPUS_ARM_MAY_HAVE_NEON_INTR)
Chris@69: #  if defined(HAVE_ARM_NE10)
Chris@69: #   if defined(CUSTOM_MODES)
Chris@69: int (*const OPUS_FFT_ALLOC_ARCH_IMPL[OPUS_ARCHMASK+1])(kiss_fft_state *st) = {
Chris@69:    opus_fft_alloc_arch_c,        /* ARMv4 */
Chris@69:    opus_fft_alloc_arch_c,        /* EDSP */
Chris@69:    opus_fft_alloc_arch_c,        /* Media */
Chris@69:    opus_fft_alloc_arm_neon       /* Neon with NE10 library support */
Chris@69: };
Chris@69: 
Chris@69: void (*const OPUS_FFT_FREE_ARCH_IMPL[OPUS_ARCHMASK+1])(kiss_fft_state *st) = {
Chris@69:    opus_fft_free_arch_c,         /* ARMv4 */
Chris@69:    opus_fft_free_arch_c,         /* EDSP */
Chris@69:    opus_fft_free_arch_c,         /* Media */
Chris@69:    opus_fft_free_arm_neon        /* Neon with NE10 */
Chris@69: };
Chris@69: #   endif /* CUSTOM_MODES */
Chris@69: 
Chris@69: void (*const OPUS_FFT[OPUS_ARCHMASK+1])(const kiss_fft_state *cfg,
Chris@69:                                         const kiss_fft_cpx *fin,
Chris@69:                                         kiss_fft_cpx *fout) = {
Chris@69:    opus_fft_c,                   /* ARMv4 */
Chris@69:    opus_fft_c,                   /* EDSP */
Chris@69:    opus_fft_c,                   /* Media */
Chris@69:    opus_fft_neon                 /* Neon with NE10 */
Chris@69: };
Chris@69: 
Chris@69: void (*const OPUS_IFFT[OPUS_ARCHMASK+1])(const kiss_fft_state *cfg,
Chris@69:                                          const kiss_fft_cpx *fin,
Chris@69:                                          kiss_fft_cpx *fout) = {
Chris@69:    opus_ifft_c,                   /* ARMv4 */
Chris@69:    opus_ifft_c,                   /* EDSP */
Chris@69:    opus_ifft_c,                   /* Media */
Chris@69:    opus_ifft_neon                 /* Neon with NE10 */
Chris@69: };
Chris@69: 
Chris@69: void (*const CLT_MDCT_FORWARD_IMPL[OPUS_ARCHMASK+1])(const mdct_lookup *l,
Chris@69:                                                      kiss_fft_scalar *in,
Chris@69:                                                      kiss_fft_scalar * OPUS_RESTRICT out,
Chris@69:                                                      const opus_val16 *window,
Chris@69:                                                      int overlap, int shift,
Chris@69:                                                      int stride, int arch) = {
Chris@69:    clt_mdct_forward_c,           /* ARMv4 */
Chris@69:    clt_mdct_forward_c,           /* EDSP */
Chris@69:    clt_mdct_forward_c,           /* Media */
Chris@69:    clt_mdct_forward_neon         /* Neon with NE10 */
Chris@69: };
Chris@69: 
Chris@69: void (*const CLT_MDCT_BACKWARD_IMPL[OPUS_ARCHMASK+1])(const mdct_lookup *l,
Chris@69:                                                       kiss_fft_scalar *in,
Chris@69:                                                       kiss_fft_scalar * OPUS_RESTRICT out,
Chris@69:                                                       const opus_val16 *window,
Chris@69:                                                       int overlap, int shift,
Chris@69:                                                       int stride, int arch) = {
Chris@69:    clt_mdct_backward_c,           /* ARMv4 */
Chris@69:    clt_mdct_backward_c,           /* EDSP */
Chris@69:    clt_mdct_backward_c,           /* Media */
Chris@69:    clt_mdct_backward_neon         /* Neon with NE10 */
Chris@69: };
Chris@69: 
Chris@69: #  endif /* HAVE_ARM_NE10 */
Chris@69: # endif /* OPUS_ARM_MAY_HAVE_NEON_INTR */
Chris@69: 
Chris@69: #endif /* OPUS_HAVE_RTCD */