Felicia Lim | d03c373 | 2016-07-25 20:28:37 +0200 | [diff] [blame] | 1 | /*********************************************************************** |
| 2 | Copyright (C) 2014 Vidyo |
| 3 | Redistribution and use in source and binary forms, with or without |
| 4 | modification, are permitted provided that the following conditions |
| 5 | are met: |
| 6 | - Redistributions of source code must retain the above copyright notice, |
| 7 | this list of conditions and the following disclaimer. |
| 8 | - Redistributions in binary form must reproduce the above copyright |
| 9 | notice, this list of conditions and the following disclaimer in the |
| 10 | documentation and/or other materials provided with the distribution. |
| 11 | - Neither the name of Internet Society, IETF or IETF Trust, nor the |
| 12 | names of specific contributors, may be used to endorse or promote |
| 13 | products derived from this software without specific prior written |
| 14 | permission. |
| 15 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 16 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 17 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 18 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 19 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 20 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 21 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 22 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 23 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 24 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 25 | POSSIBILITY OF SUCH DAMAGE. |
| 26 | ***********************************************************************/ |
| 27 | #ifndef SILK_NSQ_NEON_H |
| 28 | #define SILK_NSQ_NEON_H |
| 29 | |
| 30 | #include "cpu_support.h" |
| 31 | |
| 32 | #undef silk_short_prediction_create_arch_coef |
| 33 | /* For vectorized calc, reverse a_Q12 coefs, convert to 32-bit, and shift for vqdmulhq_s32. */ |
| 34 | static OPUS_INLINE void silk_short_prediction_create_arch_coef_neon(opus_int32 *out, const opus_int16 *in, opus_int order) |
| 35 | { |
| 36 | out[15] = in[0] << 15; |
| 37 | out[14] = in[1] << 15; |
| 38 | out[13] = in[2] << 15; |
| 39 | out[12] = in[3] << 15; |
| 40 | out[11] = in[4] << 15; |
| 41 | out[10] = in[5] << 15; |
| 42 | out[9] = in[6] << 15; |
| 43 | out[8] = in[7] << 15; |
| 44 | out[7] = in[8] << 15; |
| 45 | out[6] = in[9] << 15; |
| 46 | |
| 47 | if (order == 16) |
| 48 | { |
| 49 | out[5] = in[10] << 15; |
| 50 | out[4] = in[11] << 15; |
| 51 | out[3] = in[12] << 15; |
| 52 | out[2] = in[13] << 15; |
| 53 | out[1] = in[14] << 15; |
| 54 | out[0] = in[15] << 15; |
| 55 | } |
| 56 | else |
| 57 | { |
| 58 | out[5] = 0; |
| 59 | out[4] = 0; |
| 60 | out[3] = 0; |
| 61 | out[2] = 0; |
| 62 | out[1] = 0; |
| 63 | out[0] = 0; |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | #if defined(OPUS_ARM_PRESUME_NEON_INTR) |
| 68 | |
| 69 | #define silk_short_prediction_create_arch_coef(out, in, order) \ |
| 70 | (silk_short_prediction_create_arch_coef_neon(out, in, order)) |
| 71 | |
| 72 | #elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR) |
| 73 | |
| 74 | #define silk_short_prediction_create_arch_coef(out, in, order) \ |
| 75 | do { if (arch == OPUS_ARCH_ARM_NEON) { silk_short_prediction_create_arch_coef_neon(out, in, order); } } while (0) |
| 76 | |
| 77 | #endif |
| 78 | |
| 79 | opus_int32 silk_noise_shape_quantizer_short_prediction_neon(const opus_int32 *buf32, const opus_int32 *coef32, opus_int order); |
| 80 | |
| 81 | opus_int32 silk_NSQ_noise_shape_feedback_loop_neon(const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef, opus_int order); |
| 82 | |
| 83 | #if defined(OPUS_ARM_PRESUME_NEON_INTR) |
| 84 | #undef silk_noise_shape_quantizer_short_prediction |
| 85 | #define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \ |
| 86 | ((void)arch,silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order)) |
| 87 | |
| 88 | #undef silk_NSQ_noise_shape_feedback_loop |
| 89 | #define silk_NSQ_noise_shape_feedback_loop(data0, data1, coef, order, arch) ((void)arch,silk_NSQ_noise_shape_feedback_loop_neon(data0, data1, coef, order)) |
| 90 | |
| 91 | #elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR) |
| 92 | |
| 93 | /* silk_noise_shape_quantizer_short_prediction implementations take different parameters based on arch |
| 94 | (coef vs. coefRev) so can't use the usual IMPL table implementation */ |
| 95 | #undef silk_noise_shape_quantizer_short_prediction |
| 96 | #define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \ |
| 97 | (arch == OPUS_ARCH_ARM_NEON ? \ |
| 98 | silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order) : \ |
| 99 | silk_noise_shape_quantizer_short_prediction_c(in, coef, order)) |
| 100 | |
| 101 | extern opus_int32 |
| 102 | (*const SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[OPUS_ARCHMASK+1])( |
| 103 | const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef, |
| 104 | opus_int order); |
| 105 | |
| 106 | #undef silk_NSQ_noise_shape_feedback_loop |
| 107 | #define silk_NSQ_noise_shape_feedback_loop(data0, data1, coef, order, arch) \ |
| 108 | (SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[(arch)&OPUS_ARCHMASK](data0, data1, \ |
| 109 | coef, order)) |
| 110 | |
| 111 | #endif |
| 112 | |
| 113 | #endif /* SILK_NSQ_NEON_H */ |