aom/vpx_dsp/x86/highbd_subtract_sse2.c

364 строки
14 KiB
C

/*
* Copyright (c) 2016 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <assert.h>
#include <emmintrin.h>
#include <stddef.h>
#include "./vpx_config.h"
#include "./vpx_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_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_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_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_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);
}
static void subtract_8x16(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_8x8(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 3;
src += src_stride << 3;
pred += pred_stride << 3;
subtract_8x8(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_16x8(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_8x8(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += 8;
src += 8;
pred += 8;
subtract_8x8(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_16x16(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_16x8(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 3;
src += src_stride << 3;
pred += pred_stride << 3;
subtract_16x8(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_16x32(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_16x16(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 4;
src += src_stride << 4;
pred += pred_stride << 4;
subtract_16x16(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_32x16(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_16x16(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += 16;
src += 16;
pred += 16;
subtract_16x16(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_32x32(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_32x16(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 4;
src += src_stride << 4;
pred += pred_stride << 4;
subtract_32x16(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_32x64(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_32x32(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 5;
src += src_stride << 5;
pred += pred_stride << 5;
subtract_32x32(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_64x32(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_32x32(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += 32;
src += 32;
pred += 32;
subtract_32x32(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_64x64(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_64x32(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 5;
src += src_stride << 5;
pred += pred_stride << 5;
subtract_64x32(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_64x128(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_64x64(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 6;
src += src_stride << 6;
pred += pred_stride << 6;
subtract_64x64(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_128x64(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_64x64(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += 64;
src += 64;
pred += 64;
subtract_64x64(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static void subtract_128x128(int16_t *diff, ptrdiff_t diff_stride,
const uint16_t *src, ptrdiff_t src_stride,
const uint16_t *pred, ptrdiff_t pred_stride) {
subtract_128x64(diff, diff_stride, src, src_stride, pred, pred_stride);
diff += diff_stride << 6;
src += src_stride << 6;
pred += pred_stride << 6;
subtract_128x64(diff, diff_stride, src, src_stride, pred, pred_stride);
}
static SubtractWxHFuncType getSubtractFunc(int rows, int cols) {
SubtractWxHFuncType ret_func_ptr = NULL;
if (rows == 4) {
if (cols == 4) {
ret_func_ptr = subtract_4x4;
} else if (cols == 8) {
ret_func_ptr = subtract_8x4;
}
} else if (rows == 8) {
if (cols == 4) {
ret_func_ptr = subtract_4x8;
} else if (cols == 8) {
ret_func_ptr = subtract_8x8;
} else if (cols == 16) {
ret_func_ptr = subtract_16x8;
}
} else if (rows == 16) {
if (cols == 8) {
ret_func_ptr = subtract_8x16;
} else if (cols == 16) {
ret_func_ptr = subtract_16x16;
} else if (cols == 32) {
ret_func_ptr = subtract_32x16;
}
} else if (rows == 32) {
if (cols == 16) {
ret_func_ptr = subtract_16x32;
} else if (cols == 32) {
ret_func_ptr = subtract_32x32;
} else if (cols == 64) {
ret_func_ptr = subtract_64x32;
}
} else if (rows == 64) {
if (cols == 32) {
ret_func_ptr = subtract_32x64;
} else if (cols == 64) {
ret_func_ptr = subtract_64x64;
} else if (cols == 128) {
ret_func_ptr = subtract_128x64;
}
} else if (rows == 128) {
if (cols == 64) {
ret_func_ptr = subtract_64x128;
} else if (cols == 128) {
ret_func_ptr = subtract_128x128;
}
}
if (!ret_func_ptr) {
assert(0);
}
return ret_func_ptr;
}
void vpx_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, int bd) {
uint16_t *src = CONVERT_TO_SHORTPTR(src8);
uint16_t *pred = CONVERT_TO_SHORTPTR(pred8);
SubtractWxHFuncType func;
(void)bd;
func = getSubtractFunc(rows, cols);
func(diff, diff_stride, src, src_stride, pred, pred_stride);
}