|  | /* | 
|  | * 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. | 
|  | */ | 
|  |  | 
|  | #include <assert.h> | 
|  | #include <emmintrin.h>  // SSE2 | 
|  |  | 
|  | #include "config/aom_config.h" | 
|  | #include "config/aom_dsp_rtcd.h" | 
|  |  | 
|  | #include "aom_dsp/blend.h" | 
|  | #include "aom_dsp/x86/mem_sse2.h" | 
|  | #include "aom_dsp/x86/synonyms.h" | 
|  | #include "aom_ports/mem.h" | 
|  |  | 
|  | unsigned int aom_get_mb_ss_sse2(const int16_t *src) { | 
|  | __m128i vsum = _mm_setzero_si128(); | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < 32; ++i) { | 
|  | const __m128i v = xx_loadu_128(src); | 
|  | vsum = _mm_add_epi32(vsum, _mm_madd_epi16(v, v)); | 
|  | src += 8; | 
|  | } | 
|  |  | 
|  | vsum = _mm_add_epi32(vsum, _mm_srli_si128(vsum, 8)); | 
|  | vsum = _mm_add_epi32(vsum, _mm_srli_si128(vsum, 4)); | 
|  | return _mm_cvtsi128_si32(vsum); | 
|  | } | 
|  |  | 
|  | static INLINE __m128i load4x2_sse2(const uint8_t *const p, const int stride) { | 
|  | const __m128i p0 = _mm_cvtsi32_si128(loadu_uint32(p + 0 * stride)); | 
|  | const __m128i p1 = _mm_cvtsi32_si128(loadu_uint32(p + 1 * stride)); | 
|  | return _mm_unpacklo_epi8(_mm_unpacklo_epi32(p0, p1), _mm_setzero_si128()); | 
|  | } | 
|  |  | 
|  | static INLINE __m128i load8_8to16_sse2(const uint8_t *const p) { | 
|  | const __m128i p0 = _mm_loadl_epi64((const __m128i *)p); | 
|  | return _mm_unpacklo_epi8(p0, _mm_setzero_si128()); | 
|  | } | 
|  |  | 
|  | // Accumulate 4 32bit numbers in val to 1 32bit number | 
|  | static INLINE unsigned int add32x4_sse2(__m128i val) { | 
|  | val = _mm_add_epi32(val, _mm_srli_si128(val, 8)); | 
|  | val = _mm_add_epi32(val, _mm_srli_si128(val, 4)); | 
|  | return _mm_cvtsi128_si32(val); | 
|  | } | 
|  |  | 
|  | // Accumulate 8 16bit in sum to 4 32bit number | 
|  | static INLINE __m128i sum_to_32bit_sse2(const __m128i sum) { | 
|  | const __m128i sum_lo = _mm_srai_epi32(_mm_unpacklo_epi16(sum, sum), 16); | 
|  | const __m128i sum_hi = _mm_srai_epi32(_mm_unpackhi_epi16(sum, sum), 16); | 
|  | return _mm_add_epi32(sum_lo, sum_hi); | 
|  | } | 
|  |  | 
|  | static INLINE void variance_kernel_sse2(const __m128i src, const __m128i ref, | 
|  | __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | const __m128i diff = _mm_sub_epi16(src, ref); | 
|  | *sse = _mm_add_epi32(*sse, _mm_madd_epi16(diff, diff)); | 
|  | *sum = _mm_add_epi16(*sum, diff); | 
|  | } | 
|  |  | 
|  | // Can handle 128 pixels' diff sum (such as 8x16 or 16x8) | 
|  | // Slightly faster than variance_final_256_pel_sse2() | 
|  | // diff sum of 128 pixels can still fit in 16bit integer | 
|  | static INLINE void variance_final_128_pel_sse2(__m128i vsse, __m128i vsum, | 
|  | unsigned int *const sse, | 
|  | int *const sum) { | 
|  | *sse = add32x4_sse2(vsse); | 
|  |  | 
|  | vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 8)); | 
|  | vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 4)); | 
|  | vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 2)); | 
|  | *sum = (int16_t)_mm_extract_epi16(vsum, 0); | 
|  | } | 
|  |  | 
|  | // Can handle 256 pixels' diff sum (such as 16x16) | 
|  | static INLINE void variance_final_256_pel_sse2(__m128i vsse, __m128i vsum, | 
|  | unsigned int *const sse, | 
|  | int *const sum) { | 
|  | *sse = add32x4_sse2(vsse); | 
|  |  | 
|  | vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 8)); | 
|  | vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 4)); | 
|  | *sum = (int16_t)_mm_extract_epi16(vsum, 0); | 
|  | *sum += (int16_t)_mm_extract_epi16(vsum, 1); | 
|  | } | 
|  |  | 
|  | // Can handle 512 pixels' diff sum (such as 16x32 or 32x16) | 
|  | static INLINE void variance_final_512_pel_sse2(__m128i vsse, __m128i vsum, | 
|  | unsigned int *const sse, | 
|  | int *const sum) { | 
|  | *sse = add32x4_sse2(vsse); | 
|  |  | 
|  | vsum = _mm_add_epi16(vsum, _mm_srli_si128(vsum, 8)); | 
|  | vsum = _mm_unpacklo_epi16(vsum, vsum); | 
|  | vsum = _mm_srai_epi32(vsum, 16); | 
|  | *sum = add32x4_sse2(vsum); | 
|  | } | 
|  |  | 
|  | // Can handle 1024 pixels' diff sum (such as 32x32) | 
|  | static INLINE void variance_final_1024_pel_sse2(__m128i vsse, __m128i vsum, | 
|  | unsigned int *const sse, | 
|  | int *const sum) { | 
|  | *sse = add32x4_sse2(vsse); | 
|  |  | 
|  | vsum = sum_to_32bit_sse2(vsum); | 
|  | *sum = add32x4_sse2(vsum); | 
|  | } | 
|  |  | 
|  | static INLINE void variance4_sse2(const uint8_t *src, const int src_stride, | 
|  | const uint8_t *ref, const int ref_stride, | 
|  | const int h, __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | assert(h <= 256);  // May overflow for larger height. | 
|  | *sum = _mm_setzero_si128(); | 
|  |  | 
|  | for (int i = 0; i < h; i += 2) { | 
|  | const __m128i s = load4x2_sse2(src, src_stride); | 
|  | const __m128i r = load4x2_sse2(ref, ref_stride); | 
|  |  | 
|  | variance_kernel_sse2(s, r, sse, sum); | 
|  | src += 2 * src_stride; | 
|  | ref += 2 * ref_stride; | 
|  | } | 
|  | } | 
|  |  | 
|  | static INLINE void variance8_sse2(const uint8_t *src, const int src_stride, | 
|  | const uint8_t *ref, const int ref_stride, | 
|  | const int h, __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | assert(h <= 128);  // May overflow for larger height. | 
|  | *sum = _mm_setzero_si128(); | 
|  | *sse = _mm_setzero_si128(); | 
|  | for (int i = 0; i < h; i++) { | 
|  | const __m128i s = load8_8to16_sse2(src); | 
|  | const __m128i r = load8_8to16_sse2(ref); | 
|  |  | 
|  | variance_kernel_sse2(s, r, sse, sum); | 
|  | src += src_stride; | 
|  | ref += ref_stride; | 
|  | } | 
|  | } | 
|  |  | 
|  | static INLINE void variance16_kernel_sse2(const uint8_t *const src, | 
|  | const uint8_t *const ref, | 
|  | __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | const __m128i zero = _mm_setzero_si128(); | 
|  | const __m128i s = _mm_loadu_si128((const __m128i *)src); | 
|  | const __m128i r = _mm_loadu_si128((const __m128i *)ref); | 
|  | const __m128i src0 = _mm_unpacklo_epi8(s, zero); | 
|  | const __m128i ref0 = _mm_unpacklo_epi8(r, zero); | 
|  | const __m128i src1 = _mm_unpackhi_epi8(s, zero); | 
|  | const __m128i ref1 = _mm_unpackhi_epi8(r, zero); | 
|  |  | 
|  | variance_kernel_sse2(src0, ref0, sse, sum); | 
|  | variance_kernel_sse2(src1, ref1, sse, sum); | 
|  | } | 
|  |  | 
|  | static INLINE void variance16_sse2(const uint8_t *src, const int src_stride, | 
|  | const uint8_t *ref, const int ref_stride, | 
|  | const int h, __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | assert(h <= 64);  // May overflow for larger height. | 
|  | *sum = _mm_setzero_si128(); | 
|  |  | 
|  | for (int i = 0; i < h; ++i) { | 
|  | variance16_kernel_sse2(src, ref, sse, sum); | 
|  | src += src_stride; | 
|  | ref += ref_stride; | 
|  | } | 
|  | } | 
|  |  | 
|  | static INLINE void variance32_sse2(const uint8_t *src, const int src_stride, | 
|  | const uint8_t *ref, const int ref_stride, | 
|  | const int h, __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | assert(h <= 32);  // May overflow for larger height. | 
|  | // Don't initialize sse here since it's an accumulation. | 
|  | *sum = _mm_setzero_si128(); | 
|  |  | 
|  | for (int i = 0; i < h; ++i) { | 
|  | variance16_kernel_sse2(src + 0, ref + 0, sse, sum); | 
|  | variance16_kernel_sse2(src + 16, ref + 16, sse, sum); | 
|  | src += src_stride; | 
|  | ref += ref_stride; | 
|  | } | 
|  | } | 
|  |  | 
|  | static INLINE void variance64_sse2(const uint8_t *src, const int src_stride, | 
|  | const uint8_t *ref, const int ref_stride, | 
|  | const int h, __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | assert(h <= 16);  // May overflow for larger height. | 
|  | *sum = _mm_setzero_si128(); | 
|  |  | 
|  | for (int i = 0; i < h; ++i) { | 
|  | variance16_kernel_sse2(src + 0, ref + 0, sse, sum); | 
|  | variance16_kernel_sse2(src + 16, ref + 16, sse, sum); | 
|  | variance16_kernel_sse2(src + 32, ref + 32, sse, sum); | 
|  | variance16_kernel_sse2(src + 48, ref + 48, sse, sum); | 
|  | src += src_stride; | 
|  | ref += ref_stride; | 
|  | } | 
|  | } | 
|  |  | 
|  | static INLINE void variance128_sse2(const uint8_t *src, const int src_stride, | 
|  | const uint8_t *ref, const int ref_stride, | 
|  | const int h, __m128i *const sse, | 
|  | __m128i *const sum) { | 
|  | assert(h <= 8);  // May overflow for larger height. | 
|  | *sum = _mm_setzero_si128(); | 
|  |  | 
|  | for (int i = 0; i < h; ++i) { | 
|  | for (int j = 0; j < 4; ++j) { | 
|  | const int offset0 = j << 5; | 
|  | const int offset1 = offset0 + 16; | 
|  | variance16_kernel_sse2(src + offset0, ref + offset0, sse, sum); | 
|  | variance16_kernel_sse2(src + offset1, ref + offset1, sse, sum); | 
|  | } | 
|  | src += src_stride; | 
|  | ref += ref_stride; | 
|  | } | 
|  | } | 
|  |  | 
|  | void aom_get8x8var_sse2(const uint8_t *src_ptr, int src_stride, | 
|  | const uint8_t *ref_ptr, int ref_stride, | 
|  | unsigned int *sse, int *sum) { | 
|  | __m128i vsse, vsum; | 
|  | variance8_sse2(src_ptr, src_stride, ref_ptr, ref_stride, 8, &vsse, &vsum); | 
|  | variance_final_128_pel_sse2(vsse, vsum, sse, sum); | 
|  | } | 
|  |  | 
|  | void aom_get_sse_sum_8x8_quad_sse2(const uint8_t *src_ptr, int src_stride, | 
|  | const uint8_t *ref_ptr, int ref_stride, | 
|  | unsigned int *sse, int *sum) { | 
|  | // Loop over 4 8x8 blocks. Process one 8x32 block. | 
|  | for (int k = 0; k < 4; k++) { | 
|  | const uint8_t *src = src_ptr; | 
|  | const uint8_t *ref = ref_ptr; | 
|  | __m128i vsum = _mm_setzero_si128(); | 
|  | __m128i vsse = _mm_setzero_si128(); | 
|  | for (int i = 0; i < 8; i++) { | 
|  | const __m128i s = load8_8to16_sse2(src + (k * 8)); | 
|  | const __m128i r = load8_8to16_sse2(ref + (k * 8)); | 
|  | const __m128i diff = _mm_sub_epi16(s, r); | 
|  | vsse = _mm_add_epi32(vsse, _mm_madd_epi16(diff, diff)); | 
|  | vsum = _mm_add_epi16(vsum, diff); | 
|  |  | 
|  | src += src_stride; | 
|  | ref += ref_stride; | 
|  | } | 
|  | variance_final_128_pel_sse2(vsse, vsum, &sse[k], &sum[k]); | 
|  | } | 
|  | } | 
|  |  | 
|  | #define AOM_VAR_NO_LOOP_SSE2(bw, bh, bits, max_pixels)                        \ | 
|  | unsigned int aom_variance##bw##x##bh##_sse2(                                \ | 
|  | const uint8_t *src, int src_stride, const uint8_t *ref, int ref_stride, \ | 
|  | unsigned int *sse) {                                                    \ | 
|  | __m128i vsse = _mm_setzero_si128();                                       \ | 
|  | __m128i vsum;                                                             \ | 
|  | int sum = 0;                                                              \ | 
|  | variance##bw##_sse2(src, src_stride, ref, ref_stride, bh, &vsse, &vsum);  \ | 
|  | variance_final_##max_pixels##_pel_sse2(vsse, vsum, sse, &sum);            \ | 
|  | assert(sum <= 255 * bw * bh);                                             \ | 
|  | assert(sum >= -255 * bw * bh);                                            \ | 
|  | return *sse - (uint32_t)(((int64_t)sum * sum) >> bits);                   \ | 
|  | } | 
|  |  | 
|  | AOM_VAR_NO_LOOP_SSE2(4, 4, 4, 128) | 
|  | AOM_VAR_NO_LOOP_SSE2(4, 8, 5, 128) | 
|  | AOM_VAR_NO_LOOP_SSE2(4, 16, 6, 128) | 
|  |  | 
|  | AOM_VAR_NO_LOOP_SSE2(8, 4, 5, 128) | 
|  | AOM_VAR_NO_LOOP_SSE2(8, 8, 6, 128) | 
|  | AOM_VAR_NO_LOOP_SSE2(8, 16, 7, 128) | 
|  |  | 
|  | AOM_VAR_NO_LOOP_SSE2(16, 8, 7, 128) | 
|  | AOM_VAR_NO_LOOP_SSE2(16, 16, 8, 256) | 
|  | AOM_VAR_NO_LOOP_SSE2(16, 32, 9, 512) | 
|  |  | 
|  | AOM_VAR_NO_LOOP_SSE2(32, 8, 8, 256) | 
|  | AOM_VAR_NO_LOOP_SSE2(32, 16, 9, 512) | 
|  | AOM_VAR_NO_LOOP_SSE2(32, 32, 10, 1024) | 
|  |  | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  | AOM_VAR_NO_LOOP_SSE2(16, 4, 6, 128) | 
|  | AOM_VAR_NO_LOOP_SSE2(8, 32, 8, 256) | 
|  | AOM_VAR_NO_LOOP_SSE2(16, 64, 10, 1024) | 
|  | #endif | 
|  |  | 
|  | #define AOM_VAR_LOOP_SSE2(bw, bh, bits, uh)                                   \ | 
|  | unsigned int aom_variance##bw##x##bh##_sse2(                                \ | 
|  | const uint8_t *src, int src_stride, const uint8_t *ref, int ref_stride, \ | 
|  | unsigned int *sse) {                                                    \ | 
|  | __m128i vsse = _mm_setzero_si128();                                       \ | 
|  | __m128i vsum = _mm_setzero_si128();                                       \ | 
|  | for (int i = 0; i < (bh / uh); ++i) {                                     \ | 
|  | __m128i vsum16;                                                         \ | 
|  | variance##bw##_sse2(src, src_stride, ref, ref_stride, uh, &vsse,        \ | 
|  | &vsum16);                                           \ | 
|  | vsum = _mm_add_epi32(vsum, sum_to_32bit_sse2(vsum16));                  \ | 
|  | src += (src_stride * uh);                                               \ | 
|  | ref += (ref_stride * uh);                                               \ | 
|  | }                                                                         \ | 
|  | *sse = add32x4_sse2(vsse);                                                \ | 
|  | int sum = add32x4_sse2(vsum);                                             \ | 
|  | assert(sum <= 255 * bw * bh);                                             \ | 
|  | assert(sum >= -255 * bw * bh);                                            \ | 
|  | return *sse - (uint32_t)(((int64_t)sum * sum) >> bits);                   \ | 
|  | } | 
|  |  | 
|  | AOM_VAR_LOOP_SSE2(32, 64, 11, 32)  // 32x32 * ( 64/32 ) | 
|  |  | 
|  | AOM_VAR_LOOP_SSE2(64, 32, 11, 16)   // 64x16 * ( 32/16 ) | 
|  | AOM_VAR_LOOP_SSE2(64, 64, 12, 16)   // 64x16 * ( 64/16 ) | 
|  | AOM_VAR_LOOP_SSE2(64, 128, 13, 16)  // 64x16 * ( 128/16 ) | 
|  |  | 
|  | AOM_VAR_LOOP_SSE2(128, 64, 13, 8)   // 128x8 * ( 64/8 ) | 
|  | AOM_VAR_LOOP_SSE2(128, 128, 14, 8)  // 128x8 * ( 128/8 ) | 
|  |  | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  | AOM_VAR_NO_LOOP_SSE2(64, 16, 10, 1024) | 
|  | #endif | 
|  |  | 
|  | unsigned int aom_mse8x8_sse2(const uint8_t *src, int src_stride, | 
|  | const uint8_t *ref, int ref_stride, | 
|  | unsigned int *sse) { | 
|  | aom_variance8x8_sse2(src, src_stride, ref, ref_stride, sse); | 
|  | return *sse; | 
|  | } | 
|  |  | 
|  | unsigned int aom_mse8x16_sse2(const uint8_t *src, int src_stride, | 
|  | const uint8_t *ref, int ref_stride, | 
|  | unsigned int *sse) { | 
|  | aom_variance8x16_sse2(src, src_stride, ref, ref_stride, sse); | 
|  | return *sse; | 
|  | } | 
|  |  | 
|  | unsigned int aom_mse16x8_sse2(const uint8_t *src, int src_stride, | 
|  | const uint8_t *ref, int ref_stride, | 
|  | unsigned int *sse) { | 
|  | aom_variance16x8_sse2(src, src_stride, ref, ref_stride, sse); | 
|  | return *sse; | 
|  | } | 
|  |  | 
|  | unsigned int aom_mse16x16_sse2(const uint8_t *src, int src_stride, | 
|  | const uint8_t *ref, int ref_stride, | 
|  | unsigned int *sse) { | 
|  | aom_variance16x16_sse2(src, src_stride, ref, ref_stride, sse); | 
|  | return *sse; | 
|  | } | 
|  |  | 
|  | // The 2 unused parameters are place holders for PIC enabled build. | 
|  | // These definitions are for functions defined in subpel_variance.asm | 
|  | #define DECL(w, opt)                                                           \ | 
|  | int aom_sub_pixel_variance##w##xh_##opt(                                     \ | 
|  | const uint8_t *src, ptrdiff_t src_stride, int x_offset, int y_offset,    \ | 
|  | const uint8_t *dst, ptrdiff_t dst_stride, int height, unsigned int *sse, \ | 
|  | void *unused0, void *unused) | 
|  | #define DECLS(opt) \ | 
|  | DECL(4, opt);    \ | 
|  | DECL(8, opt);    \ | 
|  | DECL(16, opt) | 
|  |  | 
|  | DECLS(sse2); | 
|  | DECLS(ssse3); | 
|  | #undef DECLS | 
|  | #undef DECL | 
|  |  | 
|  | #define FN(w, h, wf, wlog2, hlog2, opt, cast_prod, cast)                      \ | 
|  | unsigned int aom_sub_pixel_variance##w##x##h##_##opt(                       \ | 
|  | const uint8_t *src, int src_stride, int x_offset, int y_offset,         \ | 
|  | const uint8_t *dst, int dst_stride, unsigned int *sse_ptr) {            \ | 
|  | /*Avoid overflow in helper by capping height.*/                           \ | 
|  | const int hf = AOMMIN(h, 64);                                             \ | 
|  | unsigned int sse = 0;                                                     \ | 
|  | int se = 0;                                                               \ | 
|  | for (int i = 0; i < (w / wf); ++i) {                                      \ | 
|  | const uint8_t *src_ptr = src;                                           \ | 
|  | const uint8_t *dst_ptr = dst;                                           \ | 
|  | for (int j = 0; j < (h / hf); ++j) {                                    \ | 
|  | unsigned int sse2;                                                    \ | 
|  | const int se2 = aom_sub_pixel_variance##wf##xh_##opt(                 \ | 
|  | src_ptr, src_stride, x_offset, y_offset, dst_ptr, dst_stride, hf, \ | 
|  | &sse2, NULL, NULL);                                               \ | 
|  | dst_ptr += hf * dst_stride;                                           \ | 
|  | src_ptr += hf * src_stride;                                           \ | 
|  | se += se2;                                                            \ | 
|  | sse += sse2;                                                          \ | 
|  | }                                                                       \ | 
|  | src += wf;                                                              \ | 
|  | dst += wf;                                                              \ | 
|  | }                                                                         \ | 
|  | *sse_ptr = sse;                                                           \ | 
|  | return sse - (unsigned int)(cast_prod(cast se * se) >> (wlog2 + hlog2));  \ | 
|  | } | 
|  |  | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  | #define FNS(opt)                                    \ | 
|  | FN(128, 128, 16, 7, 7, opt, (int64_t), (int64_t)) \ | 
|  | FN(128, 64, 16, 7, 6, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 128, 16, 6, 7, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 64, 16, 6, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(64, 32, 16, 6, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 64, 16, 5, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 32, 16, 5, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 16, 16, 5, 4, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 32, 16, 4, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 16, 16, 4, 4, opt, (uint32_t), (int64_t))  \ | 
|  | FN(16, 8, 16, 4, 3, opt, (int32_t), (int32_t))    \ | 
|  | FN(8, 16, 8, 3, 4, opt, (int32_t), (int32_t))     \ | 
|  | FN(8, 8, 8, 3, 3, opt, (int32_t), (int32_t))      \ | 
|  | FN(8, 4, 8, 3, 2, opt, (int32_t), (int32_t))      \ | 
|  | FN(4, 8, 4, 2, 3, opt, (int32_t), (int32_t))      \ | 
|  | FN(4, 4, 4, 2, 2, opt, (int32_t), (int32_t))      \ | 
|  | FN(4, 16, 4, 2, 4, opt, (int32_t), (int32_t))     \ | 
|  | FN(16, 4, 16, 4, 2, opt, (int32_t), (int32_t))    \ | 
|  | FN(8, 32, 8, 3, 5, opt, (uint32_t), (int64_t))    \ | 
|  | FN(32, 8, 16, 5, 3, opt, (uint32_t), (int64_t))   \ | 
|  | FN(16, 64, 16, 4, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(64, 16, 16, 6, 4, opt, (int64_t), (int64_t)) | 
|  | #else | 
|  | #define FNS(opt)                                    \ | 
|  | FN(128, 128, 16, 7, 7, opt, (int64_t), (int64_t)) \ | 
|  | FN(128, 64, 16, 7, 6, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 128, 16, 6, 7, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 64, 16, 6, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(64, 32, 16, 6, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 64, 16, 5, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 32, 16, 5, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 16, 16, 5, 4, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 32, 16, 4, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 16, 16, 4, 4, opt, (uint32_t), (int64_t))  \ | 
|  | FN(16, 8, 16, 4, 3, opt, (int32_t), (int32_t))    \ | 
|  | FN(8, 16, 8, 3, 4, opt, (int32_t), (int32_t))     \ | 
|  | FN(8, 8, 8, 3, 3, opt, (int32_t), (int32_t))      \ | 
|  | FN(8, 4, 8, 3, 2, opt, (int32_t), (int32_t))      \ | 
|  | FN(4, 8, 4, 2, 3, opt, (int32_t), (int32_t))      \ | 
|  | FN(4, 4, 4, 2, 2, opt, (int32_t), (int32_t)) | 
|  | #endif | 
|  |  | 
|  | FNS(sse2) | 
|  | FNS(ssse3) | 
|  |  | 
|  | #undef FNS | 
|  | #undef FN | 
|  |  | 
|  | // The 2 unused parameters are place holders for PIC enabled build. | 
|  | #define DECL(w, opt)                                                        \ | 
|  | int aom_sub_pixel_avg_variance##w##xh_##opt(                              \ | 
|  | const uint8_t *src, ptrdiff_t src_stride, int x_offset, int y_offset, \ | 
|  | const uint8_t *dst, ptrdiff_t dst_stride, const uint8_t *sec,         \ | 
|  | ptrdiff_t sec_stride, int height, unsigned int *sse, void *unused0,   \ | 
|  | void *unused) | 
|  | #define DECLS(opt) \ | 
|  | DECL(4, opt);    \ | 
|  | DECL(8, opt);    \ | 
|  | DECL(16, opt) | 
|  |  | 
|  | DECLS(sse2); | 
|  | DECLS(ssse3); | 
|  | #undef DECL | 
|  | #undef DECLS | 
|  |  | 
|  | #define FN(w, h, wf, wlog2, hlog2, opt, cast_prod, cast)                     \ | 
|  | unsigned int aom_sub_pixel_avg_variance##w##x##h##_##opt(                  \ | 
|  | const uint8_t *src, int src_stride, int x_offset, int y_offset,        \ | 
|  | const uint8_t *dst, int dst_stride, unsigned int *sse_ptr,             \ | 
|  | const uint8_t *sec) {                                                  \ | 
|  | /*Avoid overflow in helper by capping height.*/                          \ | 
|  | const int hf = AOMMIN(h, 64);                                            \ | 
|  | unsigned int sse = 0;                                                    \ | 
|  | int se = 0;                                                              \ | 
|  | for (int i = 0; i < (w / wf); ++i) {                                     \ | 
|  | const uint8_t *src_ptr = src;                                          \ | 
|  | const uint8_t *dst_ptr = dst;                                          \ | 
|  | const uint8_t *sec_ptr = sec;                                          \ | 
|  | for (int j = 0; j < (h / hf); ++j) {                                   \ | 
|  | unsigned int sse2;                                                   \ | 
|  | const int se2 = aom_sub_pixel_avg_variance##wf##xh_##opt(            \ | 
|  | src_ptr, src_stride, x_offset, y_offset, dst_ptr, dst_stride,    \ | 
|  | sec_ptr, w, hf, &sse2, NULL, NULL);                              \ | 
|  | dst_ptr += hf * dst_stride;                                          \ | 
|  | src_ptr += hf * src_stride;                                          \ | 
|  | sec_ptr += hf * w;                                                   \ | 
|  | se += se2;                                                           \ | 
|  | sse += sse2;                                                         \ | 
|  | }                                                                      \ | 
|  | src += wf;                                                             \ | 
|  | dst += wf;                                                             \ | 
|  | sec += wf;                                                             \ | 
|  | }                                                                        \ | 
|  | *sse_ptr = sse;                                                          \ | 
|  | return sse - (unsigned int)(cast_prod(cast se * se) >> (wlog2 + hlog2)); \ | 
|  | } | 
|  |  | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  | #define FNS(opt)                                    \ | 
|  | FN(128, 128, 16, 7, 7, opt, (int64_t), (int64_t)) \ | 
|  | FN(128, 64, 16, 7, 6, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 128, 16, 6, 7, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 64, 16, 6, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(64, 32, 16, 6, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 64, 16, 5, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 32, 16, 5, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 16, 16, 5, 4, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 32, 16, 4, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 16, 16, 4, 4, opt, (uint32_t), (int64_t))  \ | 
|  | FN(16, 8, 16, 4, 3, opt, (uint32_t), (int32_t))   \ | 
|  | FN(8, 16, 8, 3, 4, opt, (uint32_t), (int32_t))    \ | 
|  | FN(8, 8, 8, 3, 3, opt, (uint32_t), (int32_t))     \ | 
|  | FN(8, 4, 8, 3, 2, opt, (uint32_t), (int32_t))     \ | 
|  | FN(4, 8, 4, 2, 3, opt, (uint32_t), (int32_t))     \ | 
|  | FN(4, 4, 4, 2, 2, opt, (uint32_t), (int32_t))     \ | 
|  | FN(4, 16, 4, 2, 4, opt, (int32_t), (int32_t))     \ | 
|  | FN(16, 4, 16, 4, 2, opt, (int32_t), (int32_t))    \ | 
|  | FN(8, 32, 8, 3, 5, opt, (uint32_t), (int64_t))    \ | 
|  | FN(32, 8, 16, 5, 3, opt, (uint32_t), (int64_t))   \ | 
|  | FN(16, 64, 16, 4, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(64, 16, 16, 6, 4, opt, (int64_t), (int64_t)) | 
|  | #else | 
|  | #define FNS(opt)                                    \ | 
|  | FN(128, 128, 16, 7, 7, opt, (int64_t), (int64_t)) \ | 
|  | FN(128, 64, 16, 7, 6, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 128, 16, 6, 7, opt, (int64_t), (int64_t))  \ | 
|  | FN(64, 64, 16, 6, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(64, 32, 16, 6, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 64, 16, 5, 6, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 32, 16, 5, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(32, 16, 16, 5, 4, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 32, 16, 4, 5, opt, (int64_t), (int64_t))   \ | 
|  | FN(16, 16, 16, 4, 4, opt, (uint32_t), (int64_t))  \ | 
|  | FN(16, 8, 16, 4, 3, opt, (uint32_t), (int32_t))   \ | 
|  | FN(8, 16, 8, 3, 4, opt, (uint32_t), (int32_t))    \ | 
|  | FN(8, 8, 8, 3, 3, opt, (uint32_t), (int32_t))     \ | 
|  | FN(8, 4, 8, 3, 2, opt, (uint32_t), (int32_t))     \ | 
|  | FN(4, 8, 4, 2, 3, opt, (uint32_t), (int32_t))     \ | 
|  | FN(4, 4, 4, 2, 2, opt, (uint32_t), (int32_t)) | 
|  | #endif | 
|  |  | 
|  | FNS(sse2) | 
|  | FNS(ssse3) | 
|  |  | 
|  | #undef FNS | 
|  | #undef FN | 
|  |  | 
|  | static INLINE __m128i highbd_comp_mask_pred_line_sse2(const __m128i s0, | 
|  | const __m128i s1, | 
|  | const __m128i a) { | 
|  | const __m128i alpha_max = _mm_set1_epi16((1 << AOM_BLEND_A64_ROUND_BITS)); | 
|  | const __m128i round_const = | 
|  | _mm_set1_epi32((1 << AOM_BLEND_A64_ROUND_BITS) >> 1); | 
|  | const __m128i a_inv = _mm_sub_epi16(alpha_max, a); | 
|  |  | 
|  | const __m128i s_lo = _mm_unpacklo_epi16(s0, s1); | 
|  | const __m128i a_lo = _mm_unpacklo_epi16(a, a_inv); | 
|  | const __m128i pred_lo = _mm_madd_epi16(s_lo, a_lo); | 
|  | const __m128i pred_l = _mm_srai_epi32(_mm_add_epi32(pred_lo, round_const), | 
|  | AOM_BLEND_A64_ROUND_BITS); | 
|  |  | 
|  | const __m128i s_hi = _mm_unpackhi_epi16(s0, s1); | 
|  | const __m128i a_hi = _mm_unpackhi_epi16(a, a_inv); | 
|  | const __m128i pred_hi = _mm_madd_epi16(s_hi, a_hi); | 
|  | const __m128i pred_h = _mm_srai_epi32(_mm_add_epi32(pred_hi, round_const), | 
|  | AOM_BLEND_A64_ROUND_BITS); | 
|  |  | 
|  | const __m128i comp = _mm_packs_epi32(pred_l, pred_h); | 
|  |  | 
|  | return comp; | 
|  | } | 
|  |  | 
|  | void aom_highbd_comp_mask_pred_sse2(uint8_t *comp_pred8, const uint8_t *pred8, | 
|  | int width, int height, const uint8_t *ref8, | 
|  | int ref_stride, const uint8_t *mask, | 
|  | int mask_stride, int invert_mask) { | 
|  | int i = 0; | 
|  | uint16_t *comp_pred = CONVERT_TO_SHORTPTR(comp_pred8); | 
|  | uint16_t *pred = CONVERT_TO_SHORTPTR(pred8); | 
|  | uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); | 
|  | const uint16_t *src0 = invert_mask ? pred : ref; | 
|  | const uint16_t *src1 = invert_mask ? ref : pred; | 
|  | const int stride0 = invert_mask ? width : ref_stride; | 
|  | const int stride1 = invert_mask ? ref_stride : width; | 
|  | const __m128i zero = _mm_setzero_si128(); | 
|  |  | 
|  | if (width == 8) { | 
|  | do { | 
|  | const __m128i s0 = _mm_loadu_si128((const __m128i *)(src0)); | 
|  | const __m128i s1 = _mm_loadu_si128((const __m128i *)(src1)); | 
|  | const __m128i m_8 = _mm_loadl_epi64((const __m128i *)mask); | 
|  | const __m128i m_16 = _mm_unpacklo_epi8(m_8, zero); | 
|  |  | 
|  | const __m128i comp = highbd_comp_mask_pred_line_sse2(s0, s1, m_16); | 
|  |  | 
|  | _mm_storeu_si128((__m128i *)comp_pred, comp); | 
|  |  | 
|  | src0 += stride0; | 
|  | src1 += stride1; | 
|  | mask += mask_stride; | 
|  | comp_pred += width; | 
|  | i += 1; | 
|  | } while (i < height); | 
|  | } else if (width == 16) { | 
|  | do { | 
|  | const __m128i s0 = _mm_loadu_si128((const __m128i *)(src0)); | 
|  | const __m128i s2 = _mm_loadu_si128((const __m128i *)(src0 + 8)); | 
|  | const __m128i s1 = _mm_loadu_si128((const __m128i *)(src1)); | 
|  | const __m128i s3 = _mm_loadu_si128((const __m128i *)(src1 + 8)); | 
|  |  | 
|  | const __m128i m_8 = _mm_loadu_si128((const __m128i *)mask); | 
|  | const __m128i m01_16 = _mm_unpacklo_epi8(m_8, zero); | 
|  | const __m128i m23_16 = _mm_unpackhi_epi8(m_8, zero); | 
|  |  | 
|  | const __m128i comp = highbd_comp_mask_pred_line_sse2(s0, s1, m01_16); | 
|  | const __m128i comp1 = highbd_comp_mask_pred_line_sse2(s2, s3, m23_16); | 
|  |  | 
|  | _mm_storeu_si128((__m128i *)comp_pred, comp); | 
|  | _mm_storeu_si128((__m128i *)(comp_pred + 8), comp1); | 
|  |  | 
|  | src0 += stride0; | 
|  | src1 += stride1; | 
|  | mask += mask_stride; | 
|  | comp_pred += width; | 
|  | i += 1; | 
|  | } while (i < height); | 
|  | } else { | 
|  | do { | 
|  | for (int x = 0; x < width; x += 32) { | 
|  | for (int j = 0; j < 2; j++) { | 
|  | const __m128i s0 = | 
|  | _mm_loadu_si128((const __m128i *)(src0 + x + j * 16)); | 
|  | const __m128i s2 = | 
|  | _mm_loadu_si128((const __m128i *)(src0 + x + 8 + j * 16)); | 
|  | const __m128i s1 = | 
|  | _mm_loadu_si128((const __m128i *)(src1 + x + j * 16)); | 
|  | const __m128i s3 = | 
|  | _mm_loadu_si128((const __m128i *)(src1 + x + 8 + j * 16)); | 
|  |  | 
|  | const __m128i m_8 = | 
|  | _mm_loadu_si128((const __m128i *)(mask + x + j * 16)); | 
|  | const __m128i m01_16 = _mm_unpacklo_epi8(m_8, zero); | 
|  | const __m128i m23_16 = _mm_unpackhi_epi8(m_8, zero); | 
|  |  | 
|  | const __m128i comp = highbd_comp_mask_pred_line_sse2(s0, s1, m01_16); | 
|  | const __m128i comp1 = highbd_comp_mask_pred_line_sse2(s2, s3, m23_16); | 
|  |  | 
|  | _mm_storeu_si128((__m128i *)(comp_pred + j * 16), comp); | 
|  | _mm_storeu_si128((__m128i *)(comp_pred + 8 + j * 16), comp1); | 
|  | } | 
|  | comp_pred += 32; | 
|  | } | 
|  | src0 += stride0; | 
|  | src1 += stride1; | 
|  | mask += mask_stride; | 
|  | i += 1; | 
|  | } while (i < height); | 
|  | } | 
|  | } | 
|  |  | 
|  | uint64_t aom_mse_4xh_16bit_sse2(uint8_t *dst, int dstride, uint16_t *src, | 
|  | int sstride, int h) { | 
|  | uint64_t sum = 0; | 
|  | __m128i dst0_8x8, dst1_8x8, dst_16x8; | 
|  | __m128i src0_16x4, src1_16x4, src_16x8; | 
|  | __m128i res0_32x4, res1_32x4, res0_64x4, res1_64x4, res2_64x4, res3_64x4; | 
|  | __m128i sub_result_16x8; | 
|  | const __m128i zeros = _mm_setzero_si128(); | 
|  | __m128i square_result = _mm_setzero_si128(); | 
|  | for (int i = 0; i < h; i += 2) { | 
|  | dst0_8x8 = _mm_cvtsi32_si128(*(uint32_t const *)(&dst[(i + 0) * dstride])); | 
|  | dst1_8x8 = _mm_cvtsi32_si128(*(uint32_t const *)(&dst[(i + 1) * dstride])); | 
|  | dst_16x8 = _mm_unpacklo_epi8(_mm_unpacklo_epi32(dst0_8x8, dst1_8x8), zeros); | 
|  |  | 
|  | src0_16x4 = _mm_loadl_epi64((__m128i const *)(&src[(i + 0) * sstride])); | 
|  | src1_16x4 = _mm_loadl_epi64((__m128i const *)(&src[(i + 1) * sstride])); | 
|  | src_16x8 = _mm_unpacklo_epi64(src0_16x4, src1_16x4); | 
|  |  | 
|  | sub_result_16x8 = _mm_sub_epi16(src_16x8, dst_16x8); | 
|  |  | 
|  | res0_32x4 = _mm_unpacklo_epi16(sub_result_16x8, zeros); | 
|  | res1_32x4 = _mm_unpackhi_epi16(sub_result_16x8, zeros); | 
|  |  | 
|  | res0_32x4 = _mm_madd_epi16(res0_32x4, res0_32x4); | 
|  | res1_32x4 = _mm_madd_epi16(res1_32x4, res1_32x4); | 
|  |  | 
|  | res0_64x4 = _mm_unpacklo_epi32(res0_32x4, zeros); | 
|  | res1_64x4 = _mm_unpackhi_epi32(res0_32x4, zeros); | 
|  | res2_64x4 = _mm_unpacklo_epi32(res1_32x4, zeros); | 
|  | res3_64x4 = _mm_unpackhi_epi32(res1_32x4, zeros); | 
|  |  | 
|  | square_result = _mm_add_epi64( | 
|  | square_result, | 
|  | _mm_add_epi64( | 
|  | _mm_add_epi64(_mm_add_epi64(res0_64x4, res1_64x4), res2_64x4), | 
|  | res3_64x4)); | 
|  | } | 
|  | const __m128i sum_1x64 = | 
|  | _mm_add_epi64(square_result, _mm_srli_si128(square_result, 8)); | 
|  | xx_storel_64(&sum, sum_1x64); | 
|  | return sum; | 
|  | } | 
|  |  | 
|  | uint64_t aom_mse_8xh_16bit_sse2(uint8_t *dst, int dstride, uint16_t *src, | 
|  | int sstride, int h) { | 
|  | uint64_t sum = 0; | 
|  | __m128i dst_8x8, dst_16x8; | 
|  | __m128i src_16x8; | 
|  | __m128i res0_32x4, res1_32x4, res0_64x4, res1_64x4, res2_64x4, res3_64x4; | 
|  | __m128i sub_result_16x8; | 
|  | const __m128i zeros = _mm_setzero_si128(); | 
|  | __m128i square_result = _mm_setzero_si128(); | 
|  |  | 
|  | for (int i = 0; i < h; i++) { | 
|  | dst_8x8 = _mm_loadl_epi64((__m128i const *)(&dst[(i + 0) * dstride])); | 
|  | dst_16x8 = _mm_unpacklo_epi8(dst_8x8, zeros); | 
|  |  | 
|  | src_16x8 = _mm_loadu_si128((__m128i *)&src[i * sstride]); | 
|  |  | 
|  | sub_result_16x8 = _mm_sub_epi16(src_16x8, dst_16x8); | 
|  |  | 
|  | res0_32x4 = _mm_unpacklo_epi16(sub_result_16x8, zeros); | 
|  | res1_32x4 = _mm_unpackhi_epi16(sub_result_16x8, zeros); | 
|  |  | 
|  | res0_32x4 = _mm_madd_epi16(res0_32x4, res0_32x4); | 
|  | res1_32x4 = _mm_madd_epi16(res1_32x4, res1_32x4); | 
|  |  | 
|  | res0_64x4 = _mm_unpacklo_epi32(res0_32x4, zeros); | 
|  | res1_64x4 = _mm_unpackhi_epi32(res0_32x4, zeros); | 
|  | res2_64x4 = _mm_unpacklo_epi32(res1_32x4, zeros); | 
|  | res3_64x4 = _mm_unpackhi_epi32(res1_32x4, zeros); | 
|  |  | 
|  | square_result = _mm_add_epi64( | 
|  | square_result, | 
|  | _mm_add_epi64( | 
|  | _mm_add_epi64(_mm_add_epi64(res0_64x4, res1_64x4), res2_64x4), | 
|  | res3_64x4)); | 
|  | } | 
|  | const __m128i sum_1x64 = | 
|  | _mm_add_epi64(square_result, _mm_srli_si128(square_result, 8)); | 
|  | xx_storel_64(&sum, sum_1x64); | 
|  | return sum; | 
|  | } | 
|  |  | 
|  | uint64_t aom_mse_wxh_16bit_sse2(uint8_t *dst, int dstride, uint16_t *src, | 
|  | int sstride, int w, int h) { | 
|  | assert((w == 8 || w == 4) && (h == 8 || h == 4) && | 
|  | "w=8/4 and h=8/4 must satisfy"); | 
|  | switch (w) { | 
|  | case 4: return aom_mse_4xh_16bit_sse2(dst, dstride, src, sstride, h); | 
|  | case 8: return aom_mse_8xh_16bit_sse2(dst, dstride, src, sstride, h); | 
|  | default: assert(0 && "unsupported width"); return -1; | 
|  | } | 
|  | } |