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author | trav90 <travawine@palemoon.org> | 2018-10-15 21:45:30 -0500 |
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committer | trav90 <travawine@palemoon.org> | 2018-10-15 21:45:30 -0500 |
commit | 68569dee1416593955c1570d638b3d9250b33012 (patch) | |
tree | d960f017cd7eba3f125b7e8a813789ee2e076310 /third_party/aom/aom_dsp/x86/txfm_common_sse2.h | |
parent | 07c17b6b98ed32fcecff15c083ab0fd878de3cf0 (diff) | |
download | UXP-68569dee1416593955c1570d638b3d9250b33012.tar UXP-68569dee1416593955c1570d638b3d9250b33012.tar.gz UXP-68569dee1416593955c1570d638b3d9250b33012.tar.lz UXP-68569dee1416593955c1570d638b3d9250b33012.tar.xz UXP-68569dee1416593955c1570d638b3d9250b33012.zip |
Import aom library
This is the reference implementation for the Alliance for Open Media's av1 video code.
The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.
Diffstat (limited to 'third_party/aom/aom_dsp/x86/txfm_common_sse2.h')
-rw-r--r-- | third_party/aom/aom_dsp/x86/txfm_common_sse2.h | 326 |
1 files changed, 326 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/txfm_common_sse2.h b/third_party/aom/aom_dsp/x86/txfm_common_sse2.h new file mode 100644 index 000000000..4257d8b9c --- /dev/null +++ b/third_party/aom/aom_dsp/x86/txfm_common_sse2.h @@ -0,0 +1,326 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#ifndef AOM_DSP_X86_TXFM_COMMON_SSE2_H_ +#define AOM_DSP_X86_TXFM_COMMON_SSE2_H_ + +#include <emmintrin.h> +#include "aom/aom_integer.h" +#include "aom_dsp/x86/synonyms.h" + +#define pair_set_epi16(a, b) \ + _mm_set_epi16((int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a), \ + (int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a)) + +#define dual_set_epi16(a, b) \ + _mm_set_epi16((int16_t)(b), (int16_t)(b), (int16_t)(b), (int16_t)(b), \ + (int16_t)(a), (int16_t)(a), (int16_t)(a), (int16_t)(a)) + +#define octa_set_epi16(a, b, c, d, e, f, g, h) \ + _mm_setr_epi16((int16_t)(a), (int16_t)(b), (int16_t)(c), (int16_t)(d), \ + (int16_t)(e), (int16_t)(f), (int16_t)(g), (int16_t)(h)) + +// Reverse the 8 16 bit words in __m128i +static INLINE __m128i mm_reverse_epi16(const __m128i x) { + const __m128i a = _mm_shufflelo_epi16(x, 0x1b); + const __m128i b = _mm_shufflehi_epi16(a, 0x1b); + return _mm_shuffle_epi32(b, 0x4e); +} + +#if CONFIG_EXT_TX +// Identity transform (both forward and inverse). +static INLINE void idtx16_8col(__m128i *in) { + const __m128i k__zero_epi16 = _mm_set1_epi16((int16_t)0); + const __m128i k__sqrt2_epi16 = _mm_set1_epi16((int16_t)Sqrt2); + const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); + + __m128i v0, v1, v2, v3, v4, v5, v6, v7; + __m128i u0, u1, u2, u3, u4, u5, u6, u7; + __m128i x0, x1, x2, x3, x4, x5, x6, x7; + __m128i y0, y1, y2, y3, y4, y5, y6, y7; + + in[0] = _mm_slli_epi16(in[0], 1); + in[1] = _mm_slli_epi16(in[1], 1); + in[2] = _mm_slli_epi16(in[2], 1); + in[3] = _mm_slli_epi16(in[3], 1); + in[4] = _mm_slli_epi16(in[4], 1); + in[5] = _mm_slli_epi16(in[5], 1); + in[6] = _mm_slli_epi16(in[6], 1); + in[7] = _mm_slli_epi16(in[7], 1); + in[8] = _mm_slli_epi16(in[8], 1); + in[9] = _mm_slli_epi16(in[9], 1); + in[10] = _mm_slli_epi16(in[10], 1); + in[11] = _mm_slli_epi16(in[11], 1); + in[12] = _mm_slli_epi16(in[12], 1); + in[13] = _mm_slli_epi16(in[13], 1); + in[14] = _mm_slli_epi16(in[14], 1); + in[15] = _mm_slli_epi16(in[15], 1); + + v0 = _mm_unpacklo_epi16(in[0], k__zero_epi16); + v1 = _mm_unpacklo_epi16(in[1], k__zero_epi16); + v2 = _mm_unpacklo_epi16(in[2], k__zero_epi16); + v3 = _mm_unpacklo_epi16(in[3], k__zero_epi16); + v4 = _mm_unpacklo_epi16(in[4], k__zero_epi16); + v5 = _mm_unpacklo_epi16(in[5], k__zero_epi16); + v6 = _mm_unpacklo_epi16(in[6], k__zero_epi16); + v7 = _mm_unpacklo_epi16(in[7], k__zero_epi16); + + u0 = _mm_unpacklo_epi16(in[8], k__zero_epi16); + u1 = _mm_unpacklo_epi16(in[9], k__zero_epi16); + u2 = _mm_unpacklo_epi16(in[10], k__zero_epi16); + u3 = _mm_unpacklo_epi16(in[11], k__zero_epi16); + u4 = _mm_unpacklo_epi16(in[12], k__zero_epi16); + u5 = _mm_unpacklo_epi16(in[13], k__zero_epi16); + u6 = _mm_unpacklo_epi16(in[14], k__zero_epi16); + u7 = _mm_unpacklo_epi16(in[15], k__zero_epi16); + + x0 = _mm_unpackhi_epi16(in[0], k__zero_epi16); + x1 = _mm_unpackhi_epi16(in[1], k__zero_epi16); + x2 = _mm_unpackhi_epi16(in[2], k__zero_epi16); + x3 = _mm_unpackhi_epi16(in[3], k__zero_epi16); + x4 = _mm_unpackhi_epi16(in[4], k__zero_epi16); + x5 = _mm_unpackhi_epi16(in[5], k__zero_epi16); + x6 = _mm_unpackhi_epi16(in[6], k__zero_epi16); + x7 = _mm_unpackhi_epi16(in[7], k__zero_epi16); + + y0 = _mm_unpackhi_epi16(in[8], k__zero_epi16); + y1 = _mm_unpackhi_epi16(in[9], k__zero_epi16); + y2 = _mm_unpackhi_epi16(in[10], k__zero_epi16); + y3 = _mm_unpackhi_epi16(in[11], k__zero_epi16); + y4 = _mm_unpackhi_epi16(in[12], k__zero_epi16); + y5 = _mm_unpackhi_epi16(in[13], k__zero_epi16); + y6 = _mm_unpackhi_epi16(in[14], k__zero_epi16); + y7 = _mm_unpackhi_epi16(in[15], k__zero_epi16); + + v0 = _mm_madd_epi16(v0, k__sqrt2_epi16); + v1 = _mm_madd_epi16(v1, k__sqrt2_epi16); + v2 = _mm_madd_epi16(v2, k__sqrt2_epi16); + v3 = _mm_madd_epi16(v3, k__sqrt2_epi16); + v4 = _mm_madd_epi16(v4, k__sqrt2_epi16); + v5 = _mm_madd_epi16(v5, k__sqrt2_epi16); + v6 = _mm_madd_epi16(v6, k__sqrt2_epi16); + v7 = _mm_madd_epi16(v7, k__sqrt2_epi16); + + x0 = _mm_madd_epi16(x0, k__sqrt2_epi16); + x1 = _mm_madd_epi16(x1, k__sqrt2_epi16); + x2 = _mm_madd_epi16(x2, k__sqrt2_epi16); + x3 = _mm_madd_epi16(x3, k__sqrt2_epi16); + x4 = _mm_madd_epi16(x4, k__sqrt2_epi16); + x5 = _mm_madd_epi16(x5, k__sqrt2_epi16); + x6 = _mm_madd_epi16(x6, k__sqrt2_epi16); + x7 = _mm_madd_epi16(x7, k__sqrt2_epi16); + + u0 = _mm_madd_epi16(u0, k__sqrt2_epi16); + u1 = _mm_madd_epi16(u1, k__sqrt2_epi16); + u2 = _mm_madd_epi16(u2, k__sqrt2_epi16); + u3 = _mm_madd_epi16(u3, k__sqrt2_epi16); + u4 = _mm_madd_epi16(u4, k__sqrt2_epi16); + u5 = _mm_madd_epi16(u5, k__sqrt2_epi16); + u6 = _mm_madd_epi16(u6, k__sqrt2_epi16); + u7 = _mm_madd_epi16(u7, k__sqrt2_epi16); + + y0 = _mm_madd_epi16(y0, k__sqrt2_epi16); + y1 = _mm_madd_epi16(y1, k__sqrt2_epi16); + y2 = _mm_madd_epi16(y2, k__sqrt2_epi16); + y3 = _mm_madd_epi16(y3, k__sqrt2_epi16); + y4 = _mm_madd_epi16(y4, k__sqrt2_epi16); + y5 = _mm_madd_epi16(y5, k__sqrt2_epi16); + y6 = _mm_madd_epi16(y6, k__sqrt2_epi16); + y7 = _mm_madd_epi16(y7, k__sqrt2_epi16); + + v0 = _mm_add_epi32(v0, k__DCT_CONST_ROUNDING); + v1 = _mm_add_epi32(v1, k__DCT_CONST_ROUNDING); + v2 = _mm_add_epi32(v2, k__DCT_CONST_ROUNDING); + v3 = _mm_add_epi32(v3, k__DCT_CONST_ROUNDING); + v4 = _mm_add_epi32(v4, k__DCT_CONST_ROUNDING); + v5 = _mm_add_epi32(v5, k__DCT_CONST_ROUNDING); + v6 = _mm_add_epi32(v6, k__DCT_CONST_ROUNDING); + v7 = _mm_add_epi32(v7, k__DCT_CONST_ROUNDING); + + x0 = _mm_add_epi32(x0, k__DCT_CONST_ROUNDING); + x1 = _mm_add_epi32(x1, k__DCT_CONST_ROUNDING); + x2 = _mm_add_epi32(x2, k__DCT_CONST_ROUNDING); + x3 = _mm_add_epi32(x3, k__DCT_CONST_ROUNDING); + x4 = _mm_add_epi32(x4, k__DCT_CONST_ROUNDING); + x5 = _mm_add_epi32(x5, k__DCT_CONST_ROUNDING); + x6 = _mm_add_epi32(x6, k__DCT_CONST_ROUNDING); + x7 = _mm_add_epi32(x7, k__DCT_CONST_ROUNDING); + + u0 = _mm_add_epi32(u0, k__DCT_CONST_ROUNDING); + u1 = _mm_add_epi32(u1, k__DCT_CONST_ROUNDING); + u2 = _mm_add_epi32(u2, k__DCT_CONST_ROUNDING); + u3 = _mm_add_epi32(u3, k__DCT_CONST_ROUNDING); + u4 = _mm_add_epi32(u4, k__DCT_CONST_ROUNDING); + u5 = _mm_add_epi32(u5, k__DCT_CONST_ROUNDING); + u6 = _mm_add_epi32(u6, k__DCT_CONST_ROUNDING); + u7 = _mm_add_epi32(u7, k__DCT_CONST_ROUNDING); + + y0 = _mm_add_epi32(y0, k__DCT_CONST_ROUNDING); + y1 = _mm_add_epi32(y1, k__DCT_CONST_ROUNDING); + y2 = _mm_add_epi32(y2, k__DCT_CONST_ROUNDING); + y3 = _mm_add_epi32(y3, k__DCT_CONST_ROUNDING); + y4 = _mm_add_epi32(y4, k__DCT_CONST_ROUNDING); + y5 = _mm_add_epi32(y5, k__DCT_CONST_ROUNDING); + y6 = _mm_add_epi32(y6, k__DCT_CONST_ROUNDING); + y7 = _mm_add_epi32(y7, k__DCT_CONST_ROUNDING); + + v0 = _mm_srai_epi32(v0, DCT_CONST_BITS); + v1 = _mm_srai_epi32(v1, DCT_CONST_BITS); + v2 = _mm_srai_epi32(v2, DCT_CONST_BITS); + v3 = _mm_srai_epi32(v3, DCT_CONST_BITS); + v4 = _mm_srai_epi32(v4, DCT_CONST_BITS); + v5 = _mm_srai_epi32(v5, DCT_CONST_BITS); + v6 = _mm_srai_epi32(v6, DCT_CONST_BITS); + v7 = _mm_srai_epi32(v7, DCT_CONST_BITS); + + x0 = _mm_srai_epi32(x0, DCT_CONST_BITS); + x1 = _mm_srai_epi32(x1, DCT_CONST_BITS); + x2 = _mm_srai_epi32(x2, DCT_CONST_BITS); + x3 = _mm_srai_epi32(x3, DCT_CONST_BITS); + x4 = _mm_srai_epi32(x4, DCT_CONST_BITS); + x5 = _mm_srai_epi32(x5, DCT_CONST_BITS); + x6 = _mm_srai_epi32(x6, DCT_CONST_BITS); + x7 = _mm_srai_epi32(x7, DCT_CONST_BITS); + + u0 = _mm_srai_epi32(u0, DCT_CONST_BITS); + u1 = _mm_srai_epi32(u1, DCT_CONST_BITS); + u2 = _mm_srai_epi32(u2, DCT_CONST_BITS); + u3 = _mm_srai_epi32(u3, DCT_CONST_BITS); + u4 = _mm_srai_epi32(u4, DCT_CONST_BITS); + u5 = _mm_srai_epi32(u5, DCT_CONST_BITS); + u6 = _mm_srai_epi32(u6, DCT_CONST_BITS); + u7 = _mm_srai_epi32(u7, DCT_CONST_BITS); + + y0 = _mm_srai_epi32(y0, DCT_CONST_BITS); + y1 = _mm_srai_epi32(y1, DCT_CONST_BITS); + y2 = _mm_srai_epi32(y2, DCT_CONST_BITS); + y3 = _mm_srai_epi32(y3, DCT_CONST_BITS); + y4 = _mm_srai_epi32(y4, DCT_CONST_BITS); + y5 = _mm_srai_epi32(y5, DCT_CONST_BITS); + y6 = _mm_srai_epi32(y6, DCT_CONST_BITS); + y7 = _mm_srai_epi32(y7, DCT_CONST_BITS); + + in[0] = _mm_packs_epi32(v0, x0); + in[1] = _mm_packs_epi32(v1, x1); + in[2] = _mm_packs_epi32(v2, x2); + in[3] = _mm_packs_epi32(v3, x3); + in[4] = _mm_packs_epi32(v4, x4); + in[5] = _mm_packs_epi32(v5, x5); + in[6] = _mm_packs_epi32(v6, x6); + in[7] = _mm_packs_epi32(v7, x7); + + in[8] = _mm_packs_epi32(u0, y0); + in[9] = _mm_packs_epi32(u1, y1); + in[10] = _mm_packs_epi32(u2, y2); + in[11] = _mm_packs_epi32(u3, y3); + in[12] = _mm_packs_epi32(u4, y4); + in[13] = _mm_packs_epi32(u5, y5); + in[14] = _mm_packs_epi32(u6, y6); + in[15] = _mm_packs_epi32(u7, y7); +} +#endif // CONFIG_EXT_TX + +static INLINE void scale_sqrt2_8x4(__m128i *in) { + // Implements ROUND_POWER_OF_TWO(input * Sqrt2, DCT_CONST_BITS), for 32 + // consecutive elements. + const __m128i v_scale_w = _mm_set1_epi16((int16_t)Sqrt2); + + const __m128i v_p0l_w = _mm_mullo_epi16(in[0], v_scale_w); + const __m128i v_p0h_w = _mm_mulhi_epi16(in[0], v_scale_w); + const __m128i v_p1l_w = _mm_mullo_epi16(in[1], v_scale_w); + const __m128i v_p1h_w = _mm_mulhi_epi16(in[1], v_scale_w); + const __m128i v_p2l_w = _mm_mullo_epi16(in[2], v_scale_w); + const __m128i v_p2h_w = _mm_mulhi_epi16(in[2], v_scale_w); + const __m128i v_p3l_w = _mm_mullo_epi16(in[3], v_scale_w); + const __m128i v_p3h_w = _mm_mulhi_epi16(in[3], v_scale_w); + + const __m128i v_p0a_d = _mm_unpacklo_epi16(v_p0l_w, v_p0h_w); + const __m128i v_p0b_d = _mm_unpackhi_epi16(v_p0l_w, v_p0h_w); + const __m128i v_p1a_d = _mm_unpacklo_epi16(v_p1l_w, v_p1h_w); + const __m128i v_p1b_d = _mm_unpackhi_epi16(v_p1l_w, v_p1h_w); + const __m128i v_p2a_d = _mm_unpacklo_epi16(v_p2l_w, v_p2h_w); + const __m128i v_p2b_d = _mm_unpackhi_epi16(v_p2l_w, v_p2h_w); + const __m128i v_p3a_d = _mm_unpacklo_epi16(v_p3l_w, v_p3h_w); + const __m128i v_p3b_d = _mm_unpackhi_epi16(v_p3l_w, v_p3h_w); + + in[0] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p0a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p0b_d, DCT_CONST_BITS)); + in[1] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p1a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p1b_d, DCT_CONST_BITS)); + in[2] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p2a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p2b_d, DCT_CONST_BITS)); + in[3] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p3a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p3b_d, DCT_CONST_BITS)); +} + +static INLINE void scale_sqrt2_8x8(__m128i *in) { + // Implements 'ROUND_POWER_OF_TWO_SIGNED(input * Sqrt2, DCT_CONST_BITS)' + // for each element. + const __m128i v_scale_w = _mm_set1_epi16((int16_t)Sqrt2); + + const __m128i v_p0l_w = _mm_mullo_epi16(in[0], v_scale_w); + const __m128i v_p0h_w = _mm_mulhi_epi16(in[0], v_scale_w); + const __m128i v_p1l_w = _mm_mullo_epi16(in[1], v_scale_w); + const __m128i v_p1h_w = _mm_mulhi_epi16(in[1], v_scale_w); + const __m128i v_p2l_w = _mm_mullo_epi16(in[2], v_scale_w); + const __m128i v_p2h_w = _mm_mulhi_epi16(in[2], v_scale_w); + const __m128i v_p3l_w = _mm_mullo_epi16(in[3], v_scale_w); + const __m128i v_p3h_w = _mm_mulhi_epi16(in[3], v_scale_w); + const __m128i v_p4l_w = _mm_mullo_epi16(in[4], v_scale_w); + const __m128i v_p4h_w = _mm_mulhi_epi16(in[4], v_scale_w); + const __m128i v_p5l_w = _mm_mullo_epi16(in[5], v_scale_w); + const __m128i v_p5h_w = _mm_mulhi_epi16(in[5], v_scale_w); + const __m128i v_p6l_w = _mm_mullo_epi16(in[6], v_scale_w); + const __m128i v_p6h_w = _mm_mulhi_epi16(in[6], v_scale_w); + const __m128i v_p7l_w = _mm_mullo_epi16(in[7], v_scale_w); + const __m128i v_p7h_w = _mm_mulhi_epi16(in[7], v_scale_w); + + const __m128i v_p0a_d = _mm_unpacklo_epi16(v_p0l_w, v_p0h_w); + const __m128i v_p0b_d = _mm_unpackhi_epi16(v_p0l_w, v_p0h_w); + const __m128i v_p1a_d = _mm_unpacklo_epi16(v_p1l_w, v_p1h_w); + const __m128i v_p1b_d = _mm_unpackhi_epi16(v_p1l_w, v_p1h_w); + const __m128i v_p2a_d = _mm_unpacklo_epi16(v_p2l_w, v_p2h_w); + const __m128i v_p2b_d = _mm_unpackhi_epi16(v_p2l_w, v_p2h_w); + const __m128i v_p3a_d = _mm_unpacklo_epi16(v_p3l_w, v_p3h_w); + const __m128i v_p3b_d = _mm_unpackhi_epi16(v_p3l_w, v_p3h_w); + const __m128i v_p4a_d = _mm_unpacklo_epi16(v_p4l_w, v_p4h_w); + const __m128i v_p4b_d = _mm_unpackhi_epi16(v_p4l_w, v_p4h_w); + const __m128i v_p5a_d = _mm_unpacklo_epi16(v_p5l_w, v_p5h_w); + const __m128i v_p5b_d = _mm_unpackhi_epi16(v_p5l_w, v_p5h_w); + const __m128i v_p6a_d = _mm_unpacklo_epi16(v_p6l_w, v_p6h_w); + const __m128i v_p6b_d = _mm_unpackhi_epi16(v_p6l_w, v_p6h_w); + const __m128i v_p7a_d = _mm_unpacklo_epi16(v_p7l_w, v_p7h_w); + const __m128i v_p7b_d = _mm_unpackhi_epi16(v_p7l_w, v_p7h_w); + + in[0] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p0a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p0b_d, DCT_CONST_BITS)); + in[1] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p1a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p1b_d, DCT_CONST_BITS)); + in[2] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p2a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p2b_d, DCT_CONST_BITS)); + in[3] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p3a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p3b_d, DCT_CONST_BITS)); + in[4] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p4a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p4b_d, DCT_CONST_BITS)); + in[5] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p5a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p5b_d, DCT_CONST_BITS)); + in[6] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p6a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p6b_d, DCT_CONST_BITS)); + in[7] = _mm_packs_epi32(xx_roundn_epi32_unsigned(v_p7a_d, DCT_CONST_BITS), + xx_roundn_epi32_unsigned(v_p7b_d, DCT_CONST_BITS)); +} + +static INLINE void scale_sqrt2_8x16(__m128i *in) { + scale_sqrt2_8x8(in); + scale_sqrt2_8x8(in + 8); +} + +#endif // AOM_DSP_X86_TXFM_COMMON_SSE2_H_ |