diff options
Diffstat (limited to '')
-rw-r--r-- | third_party/aom/aom_dsp/x86/highbd_subtract_sse2.c | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/highbd_subtract_sse2.c b/third_party/aom/aom_dsp/x86/highbd_subtract_sse2.c new file mode 100644 index 0000000000..3c3253bdf9 --- /dev/null +++ b/third_party/aom/aom_dsp/x86/highbd_subtract_sse2.c @@ -0,0 +1,266 @@ +/* + * 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> +#include <stddef.h> + +#include "config/aom_config.h" +#include "config/aom_dsp_rtcd.h" + +typedef void (*SubtractWxHFuncType)(int16_t *diff, ptrdiff_t diff_stride, + const uint16_t *src, ptrdiff_t src_stride, + const uint16_t *pred, + ptrdiff_t pred_stride); + +static void subtract_4x4(int16_t *diff, ptrdiff_t diff_stride, + const uint16_t *src, ptrdiff_t src_stride, + const uint16_t *pred, ptrdiff_t pred_stride) { + __m128i u0, u1, u2, u3; + __m128i v0, v1, v2, v3; + __m128i x0, x1, x2, x3; + int64_t *store_diff = (int64_t *)(diff + 0 * diff_stride); + + u0 = _mm_loadl_epi64((__m128i const *)(src + 0 * src_stride)); + u1 = _mm_loadl_epi64((__m128i const *)(src + 1 * src_stride)); + u2 = _mm_loadl_epi64((__m128i const *)(src + 2 * src_stride)); + u3 = _mm_loadl_epi64((__m128i const *)(src + 3 * src_stride)); + + v0 = _mm_loadl_epi64((__m128i const *)(pred + 0 * pred_stride)); + v1 = _mm_loadl_epi64((__m128i const *)(pred + 1 * pred_stride)); + v2 = _mm_loadl_epi64((__m128i const *)(pred + 2 * pred_stride)); + v3 = _mm_loadl_epi64((__m128i const *)(pred + 3 * pred_stride)); + + x0 = _mm_sub_epi16(u0, v0); + x1 = _mm_sub_epi16(u1, v1); + x2 = _mm_sub_epi16(u2, v2); + x3 = _mm_sub_epi16(u3, v3); + + _mm_storel_epi64((__m128i *)store_diff, x0); + store_diff = (int64_t *)(diff + 1 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x1); + store_diff = (int64_t *)(diff + 2 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x2); + store_diff = (int64_t *)(diff + 3 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x3); +} + +static void subtract_4x8(int16_t *diff, ptrdiff_t diff_stride, + const uint16_t *src, ptrdiff_t src_stride, + const uint16_t *pred, ptrdiff_t pred_stride) { + __m128i u0, u1, u2, u3, u4, u5, u6, u7; + __m128i v0, v1, v2, v3, v4, v5, v6, v7; + __m128i x0, x1, x2, x3, x4, x5, x6, x7; + int64_t *store_diff = (int64_t *)(diff + 0 * diff_stride); + + u0 = _mm_loadl_epi64((__m128i const *)(src + 0 * src_stride)); + u1 = _mm_loadl_epi64((__m128i const *)(src + 1 * src_stride)); + u2 = _mm_loadl_epi64((__m128i const *)(src + 2 * src_stride)); + u3 = _mm_loadl_epi64((__m128i const *)(src + 3 * src_stride)); + u4 = _mm_loadl_epi64((__m128i const *)(src + 4 * src_stride)); + u5 = _mm_loadl_epi64((__m128i const *)(src + 5 * src_stride)); + u6 = _mm_loadl_epi64((__m128i const *)(src + 6 * src_stride)); + u7 = _mm_loadl_epi64((__m128i const *)(src + 7 * src_stride)); + + v0 = _mm_loadl_epi64((__m128i const *)(pred + 0 * pred_stride)); + v1 = _mm_loadl_epi64((__m128i const *)(pred + 1 * pred_stride)); + v2 = _mm_loadl_epi64((__m128i const *)(pred + 2 * pred_stride)); + v3 = _mm_loadl_epi64((__m128i const *)(pred + 3 * pred_stride)); + v4 = _mm_loadl_epi64((__m128i const *)(pred + 4 * pred_stride)); + v5 = _mm_loadl_epi64((__m128i const *)(pred + 5 * pred_stride)); + v6 = _mm_loadl_epi64((__m128i const *)(pred + 6 * pred_stride)); + v7 = _mm_loadl_epi64((__m128i const *)(pred + 7 * pred_stride)); + + x0 = _mm_sub_epi16(u0, v0); + x1 = _mm_sub_epi16(u1, v1); + x2 = _mm_sub_epi16(u2, v2); + x3 = _mm_sub_epi16(u3, v3); + x4 = _mm_sub_epi16(u4, v4); + x5 = _mm_sub_epi16(u5, v5); + x6 = _mm_sub_epi16(u6, v6); + x7 = _mm_sub_epi16(u7, v7); + + _mm_storel_epi64((__m128i *)store_diff, x0); + store_diff = (int64_t *)(diff + 1 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x1); + store_diff = (int64_t *)(diff + 2 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x2); + store_diff = (int64_t *)(diff + 3 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x3); + store_diff = (int64_t *)(diff + 4 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x4); + store_diff = (int64_t *)(diff + 5 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x5); + store_diff = (int64_t *)(diff + 6 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x6); + store_diff = (int64_t *)(diff + 7 * diff_stride); + _mm_storel_epi64((__m128i *)store_diff, x7); +} + +static void subtract_8x4(int16_t *diff, ptrdiff_t diff_stride, + const uint16_t *src, ptrdiff_t src_stride, + const uint16_t *pred, ptrdiff_t pred_stride) { + __m128i u0, u1, u2, u3; + __m128i v0, v1, v2, v3; + __m128i x0, x1, x2, x3; + + u0 = _mm_loadu_si128((__m128i const *)(src + 0 * src_stride)); + u1 = _mm_loadu_si128((__m128i const *)(src + 1 * src_stride)); + u2 = _mm_loadu_si128((__m128i const *)(src + 2 * src_stride)); + u3 = _mm_loadu_si128((__m128i const *)(src + 3 * src_stride)); + + v0 = _mm_loadu_si128((__m128i const *)(pred + 0 * pred_stride)); + v1 = _mm_loadu_si128((__m128i const *)(pred + 1 * pred_stride)); + v2 = _mm_loadu_si128((__m128i const *)(pred + 2 * pred_stride)); + v3 = _mm_loadu_si128((__m128i const *)(pred + 3 * pred_stride)); + + x0 = _mm_sub_epi16(u0, v0); + x1 = _mm_sub_epi16(u1, v1); + x2 = _mm_sub_epi16(u2, v2); + x3 = _mm_sub_epi16(u3, v3); + + _mm_storeu_si128((__m128i *)(diff + 0 * diff_stride), x0); + _mm_storeu_si128((__m128i *)(diff + 1 * diff_stride), x1); + _mm_storeu_si128((__m128i *)(diff + 2 * diff_stride), x2); + _mm_storeu_si128((__m128i *)(diff + 3 * diff_stride), x3); +} + +static void subtract_8x8(int16_t *diff, ptrdiff_t diff_stride, + const uint16_t *src, ptrdiff_t src_stride, + const uint16_t *pred, ptrdiff_t pred_stride) { + __m128i u0, u1, u2, u3, u4, u5, u6, u7; + __m128i v0, v1, v2, v3, v4, v5, v6, v7; + __m128i x0, x1, x2, x3, x4, x5, x6, x7; + + u0 = _mm_loadu_si128((__m128i const *)(src + 0 * src_stride)); + u1 = _mm_loadu_si128((__m128i const *)(src + 1 * src_stride)); + u2 = _mm_loadu_si128((__m128i const *)(src + 2 * src_stride)); + u3 = _mm_loadu_si128((__m128i const *)(src + 3 * src_stride)); + u4 = _mm_loadu_si128((__m128i const *)(src + 4 * src_stride)); + u5 = _mm_loadu_si128((__m128i const *)(src + 5 * src_stride)); + u6 = _mm_loadu_si128((__m128i const *)(src + 6 * src_stride)); + u7 = _mm_loadu_si128((__m128i const *)(src + 7 * src_stride)); + + v0 = _mm_loadu_si128((__m128i const *)(pred + 0 * pred_stride)); + v1 = _mm_loadu_si128((__m128i const *)(pred + 1 * pred_stride)); + v2 = _mm_loadu_si128((__m128i const *)(pred + 2 * pred_stride)); + v3 = _mm_loadu_si128((__m128i const *)(pred + 3 * pred_stride)); + v4 = _mm_loadu_si128((__m128i const *)(pred + 4 * pred_stride)); + v5 = _mm_loadu_si128((__m128i const *)(pred + 5 * pred_stride)); + v6 = _mm_loadu_si128((__m128i const *)(pred + 6 * pred_stride)); + v7 = _mm_loadu_si128((__m128i const *)(pred + 7 * pred_stride)); + + x0 = _mm_sub_epi16(u0, v0); + x1 = _mm_sub_epi16(u1, v1); + x2 = _mm_sub_epi16(u2, v2); + x3 = _mm_sub_epi16(u3, v3); + x4 = _mm_sub_epi16(u4, v4); + x5 = _mm_sub_epi16(u5, v5); + x6 = _mm_sub_epi16(u6, v6); + x7 = _mm_sub_epi16(u7, v7); + + _mm_storeu_si128((__m128i *)(diff + 0 * diff_stride), x0); + _mm_storeu_si128((__m128i *)(diff + 1 * diff_stride), x1); + _mm_storeu_si128((__m128i *)(diff + 2 * diff_stride), x2); + _mm_storeu_si128((__m128i *)(diff + 3 * diff_stride), x3); + _mm_storeu_si128((__m128i *)(diff + 4 * diff_stride), x4); + _mm_storeu_si128((__m128i *)(diff + 5 * diff_stride), x5); + _mm_storeu_si128((__m128i *)(diff + 6 * diff_stride), x6); + _mm_storeu_si128((__m128i *)(diff + 7 * diff_stride), x7); +} + +#define STACK_V(h, fun) \ + do { \ + fun(diff, diff_stride, src, src_stride, pred, pred_stride); \ + fun(diff + diff_stride * h, diff_stride, src + src_stride * h, src_stride, \ + pred + pred_stride * h, pred_stride); \ + } while (0) + +#define STACK_H(w, fun) \ + do { \ + fun(diff, diff_stride, src, src_stride, pred, pred_stride); \ + fun(diff + w, diff_stride, src + w, src_stride, pred + w, pred_stride); \ + } while (0) + +#define SUBTRACT_FUN(size) \ + static void subtract_##size(int16_t *diff, ptrdiff_t diff_stride, \ + const uint16_t *src, ptrdiff_t src_stride, \ + const uint16_t *pred, ptrdiff_t pred_stride) + +SUBTRACT_FUN(8x16) { STACK_V(8, subtract_8x8); } +SUBTRACT_FUN(16x8) { STACK_H(8, subtract_8x8); } +SUBTRACT_FUN(16x16) { STACK_V(8, subtract_16x8); } +SUBTRACT_FUN(16x32) { STACK_V(16, subtract_16x16); } +SUBTRACT_FUN(32x16) { STACK_H(16, subtract_16x16); } +SUBTRACT_FUN(32x32) { STACK_V(16, subtract_32x16); } +SUBTRACT_FUN(32x64) { STACK_V(32, subtract_32x32); } +SUBTRACT_FUN(64x32) { STACK_H(32, subtract_32x32); } +SUBTRACT_FUN(64x64) { STACK_V(32, subtract_64x32); } +SUBTRACT_FUN(64x128) { STACK_V(64, subtract_64x64); } +SUBTRACT_FUN(128x64) { STACK_H(64, subtract_64x64); } +SUBTRACT_FUN(128x128) { STACK_V(64, subtract_128x64); } +SUBTRACT_FUN(4x16) { STACK_V(8, subtract_4x8); } +SUBTRACT_FUN(16x4) { STACK_H(8, subtract_8x4); } +SUBTRACT_FUN(8x32) { STACK_V(16, subtract_8x16); } +SUBTRACT_FUN(32x8) { STACK_H(16, subtract_16x8); } +SUBTRACT_FUN(16x64) { STACK_V(32, subtract_16x32); } +SUBTRACT_FUN(64x16) { STACK_H(32, subtract_32x16); } + +static SubtractWxHFuncType getSubtractFunc(int rows, int cols) { + if (rows == 4) { + if (cols == 4) return subtract_4x4; + if (cols == 8) return subtract_8x4; + if (cols == 16) return subtract_16x4; + } + if (rows == 8) { + if (cols == 4) return subtract_4x8; + if (cols == 8) return subtract_8x8; + if (cols == 16) return subtract_16x8; + if (cols == 32) return subtract_32x8; + } + if (rows == 16) { + if (cols == 4) return subtract_4x16; + if (cols == 8) return subtract_8x16; + if (cols == 16) return subtract_16x16; + if (cols == 32) return subtract_32x16; + if (cols == 64) return subtract_64x16; + } + if (rows == 32) { + if (cols == 8) return subtract_8x32; + if (cols == 16) return subtract_16x32; + if (cols == 32) return subtract_32x32; + if (cols == 64) return subtract_64x32; + } + if (rows == 64) { + if (cols == 16) return subtract_16x64; + if (cols == 32) return subtract_32x64; + if (cols == 64) return subtract_64x64; + if (cols == 128) return subtract_128x64; + } + if (rows == 128) { + if (cols == 64) return subtract_64x128; + if (cols == 128) return subtract_128x128; + } + assert(0); + return NULL; +} + +void aom_highbd_subtract_block_sse2(int rows, int cols, int16_t *diff, + ptrdiff_t diff_stride, const uint8_t *src8, + ptrdiff_t src_stride, const uint8_t *pred8, + ptrdiff_t pred_stride) { + uint16_t *src = CONVERT_TO_SHORTPTR(src8); + uint16_t *pred = CONVERT_TO_SHORTPTR(pred8); + SubtractWxHFuncType func; + + func = getSubtractFunc(rows, cols); + func(diff, diff_stride, src, src_stride, pred, pred_stride); +} |