static INLINE void blend_a64_vmask_bn_w4_sse4_1(
uint16_t *dst, uint32_t dst_stride, const uint16_t *src0,
uint32_t src0_stride, const uint16_t *src1, uint32_t src1_stride,
const uint8_t *mask, int h, blend_unit_fn blend) {
const __m128i v_maxval_w = _mm_set1_epi16(AOM_BLEND_A64_MAX_ALPHA);
do {
const __m128i v_m0_w = _mm_set1_epi16(*mask);
const __m128i v_m1_w = _mm_sub_epi16(v_maxval_w, v_m0_w);
const __m128i v_res_w = blend(src0, src1, v_m0_w, v_m1_w);
xx_storel_64(dst, v_res_w);
dst += dst_stride;
src0 += src0_stride;
src1 += src1_stride;
mask += 1;
} while (--h);
}
static void blend_a64_vmask_w8_sse4_1(uint8_t *dst, uint32_t dst_stride,
const uint8_t *src0, uint32_t src0_stride,
const uint8_t *src1, uint32_t src1_stride,
const uint8_t *mask, int w, int h) {
const __m128i v_maxval_w = _mm_set1_epi16(AOM_BLEND_A64_MAX_ALPHA);
(void)w;
do {
const __m128i v_m0_w = _mm_set1_epi16(*mask);
const __m128i v_m1_w = _mm_sub_epi16(v_maxval_w, v_m0_w);
const __m128i v_res_w = blend_8(src0, src1, &v_m0_w, &v_m1_w);
const __m128i v_res_b = _mm_packus_epi16(v_res_w, v_res_w);
xx_storel_64(dst, v_res_b);
dst += dst_stride;
src0 += src0_stride;
src1 += src1_stride;
mask += 1;
} while (--h);
}
/**
* See av1_wedge_sign_from_residuals_c
*/
int av1_wedge_sign_from_residuals_sse2(const int16_t *ds, const uint8_t *m,
int N, int64_t limit) {
int64_t acc;
__m128i v_sign_d;
__m128i v_acc0_d = _mm_setzero_si128();
__m128i v_acc1_d = _mm_setzero_si128();
__m128i v_acc_q;
// Input size limited to 8192 by the use of 32 bit accumulators and m
// being between [0, 64]. Overflow might happen at larger sizes,
// though it is practically impossible on real video input.
assert(N < 8192);
assert(N % 64 == 0);
do {
const __m128i v_m01_b = xx_load_128(m);
const __m128i v_m23_b = xx_load_128(m + 16);
const __m128i v_m45_b = xx_load_128(m + 32);
const __m128i v_m67_b = xx_load_128(m + 48);
const __m128i v_d0_w = xx_load_128(ds);
const __m128i v_d1_w = xx_load_128(ds + 8);
const __m128i v_d2_w = xx_load_128(ds + 16);
const __m128i v_d3_w = xx_load_128(ds + 24);
const __m128i v_d4_w = xx_load_128(ds + 32);
const __m128i v_d5_w = xx_load_128(ds + 40);
const __m128i v_d6_w = xx_load_128(ds + 48);
const __m128i v_d7_w = xx_load_128(ds + 56);
const __m128i v_m0_w = _mm_unpacklo_epi8(v_m01_b, _mm_setzero_si128());
const __m128i v_m1_w = _mm_unpackhi_epi8(v_m01_b, _mm_setzero_si128());
const __m128i v_m2_w = _mm_unpacklo_epi8(v_m23_b, _mm_setzero_si128());
const __m128i v_m3_w = _mm_unpackhi_epi8(v_m23_b, _mm_setzero_si128());
const __m128i v_m4_w = _mm_unpacklo_epi8(v_m45_b, _mm_setzero_si128());
const __m128i v_m5_w = _mm_unpackhi_epi8(v_m45_b, _mm_setzero_si128());
const __m128i v_m6_w = _mm_unpacklo_epi8(v_m67_b, _mm_setzero_si128());
const __m128i v_m7_w = _mm_unpackhi_epi8(v_m67_b, _mm_setzero_si128());
const __m128i v_p0_d = _mm_madd_epi16(v_d0_w, v_m0_w);
const __m128i v_p1_d = _mm_madd_epi16(v_d1_w, v_m1_w);
const __m128i v_p2_d = _mm_madd_epi16(v_d2_w, v_m2_w);
const __m128i v_p3_d = _mm_madd_epi16(v_d3_w, v_m3_w);
const __m128i v_p4_d = _mm_madd_epi16(v_d4_w, v_m4_w);
const __m128i v_p5_d = _mm_madd_epi16(v_d5_w, v_m5_w);
const __m128i v_p6_d = _mm_madd_epi16(v_d6_w, v_m6_w);
const __m128i v_p7_d = _mm_madd_epi16(v_d7_w, v_m7_w);
const __m128i v_p01_d = _mm_add_epi32(v_p0_d, v_p1_d);
const __m128i v_p23_d = _mm_add_epi32(v_p2_d, v_p3_d);
const __m128i v_p45_d = _mm_add_epi32(v_p4_d, v_p5_d);
const __m128i v_p67_d = _mm_add_epi32(v_p6_d, v_p7_d);
const __m128i v_p0123_d = _mm_add_epi32(v_p01_d, v_p23_d);
const __m128i v_p4567_d = _mm_add_epi32(v_p45_d, v_p67_d);
v_acc0_d = _mm_add_epi32(v_acc0_d, v_p0123_d);
v_acc1_d = _mm_add_epi32(v_acc1_d, v_p4567_d);
ds += 64;
m += 64;
N -= 64;
} while (N);
v_sign_d = _mm_cmplt_epi32(v_acc0_d, _mm_setzero_si128());
v_acc0_d = _mm_add_epi64(_mm_unpacklo_epi32(v_acc0_d, v_sign_d),
_mm_unpackhi_epi32(v_acc0_d, v_sign_d));
v_sign_d = _mm_cmplt_epi32(v_acc1_d, _mm_setzero_si128());
v_acc1_d = _mm_add_epi64(_mm_unpacklo_epi32(v_acc1_d, v_sign_d),
_mm_unpackhi_epi32(v_acc1_d, v_sign_d));
v_acc_q = _mm_add_epi64(v_acc0_d, v_acc1_d);
v_acc_q = _mm_add_epi64(v_acc_q, _mm_srli_si128(v_acc_q, 8));
#if ARCH_X86_64
acc = (uint64_t)_mm_cvtsi128_si64(v_acc_q);
#else
xx_storel_64(&acc, v_acc_q);
#endif
return acc > limit;
}
/**
* See av1_wedge_sse_from_residuals_c
*/
uint64_t av1_wedge_sse_from_residuals_sse2(const int16_t *r1, const int16_t *d,
const uint8_t *m, int N) {
int n = -N;
int n8 = n + 8;
uint64_t csse;
const __m128i v_mask_max_w = _mm_set1_epi16(MAX_MASK_VALUE);
const __m128i v_zext_q = _mm_set_epi32(0, 0xffffffff, 0, 0xffffffff);
__m128i v_acc0_q = _mm_setzero_si128();
assert(N % 64 == 0);
r1 += N;
d += N;
m += N;
do {
const __m128i v_r0_w = xx_load_128(r1 + n);
const __m128i v_r1_w = xx_load_128(r1 + n8);
const __m128i v_d0_w = xx_load_128(d + n);
const __m128i v_d1_w = xx_load_128(d + n8);
const __m128i v_m01_b = xx_load_128(m + n);
const __m128i v_rd0l_w = _mm_unpacklo_epi16(v_d0_w, v_r0_w);
const __m128i v_rd0h_w = _mm_unpackhi_epi16(v_d0_w, v_r0_w);
const __m128i v_rd1l_w = _mm_unpacklo_epi16(v_d1_w, v_r1_w);
const __m128i v_rd1h_w = _mm_unpackhi_epi16(v_d1_w, v_r1_w);
const __m128i v_m0_w = _mm_unpacklo_epi8(v_m01_b, _mm_setzero_si128());
const __m128i v_m1_w = _mm_unpackhi_epi8(v_m01_b, _mm_setzero_si128());
const __m128i v_m0l_w = _mm_unpacklo_epi16(v_m0_w, v_mask_max_w);
const __m128i v_m0h_w = _mm_unpackhi_epi16(v_m0_w, v_mask_max_w);
const __m128i v_m1l_w = _mm_unpacklo_epi16(v_m1_w, v_mask_max_w);
const __m128i v_m1h_w = _mm_unpackhi_epi16(v_m1_w, v_mask_max_w);
const __m128i v_t0l_d = _mm_madd_epi16(v_rd0l_w, v_m0l_w);
const __m128i v_t0h_d = _mm_madd_epi16(v_rd0h_w, v_m0h_w);
const __m128i v_t1l_d = _mm_madd_epi16(v_rd1l_w, v_m1l_w);
const __m128i v_t1h_d = _mm_madd_epi16(v_rd1h_w, v_m1h_w);
const __m128i v_t0_w = _mm_packs_epi32(v_t0l_d, v_t0h_d);
const __m128i v_t1_w = _mm_packs_epi32(v_t1l_d, v_t1h_d);
const __m128i v_sq0_d = _mm_madd_epi16(v_t0_w, v_t0_w);
const __m128i v_sq1_d = _mm_madd_epi16(v_t1_w, v_t1_w);
const __m128i v_sum0_q = _mm_add_epi64(_mm_and_si128(v_sq0_d, v_zext_q),
_mm_srli_epi64(v_sq0_d, 32));
const __m128i v_sum1_q = _mm_add_epi64(_mm_and_si128(v_sq1_d, v_zext_q),
_mm_srli_epi64(v_sq1_d, 32));
v_acc0_q = _mm_add_epi64(v_acc0_q, v_sum0_q);
v_acc0_q = _mm_add_epi64(v_acc0_q, v_sum1_q);
n8 += 16;
n += 16;
} while (n);
v_acc0_q = _mm_add_epi64(v_acc0_q, _mm_srli_si128(v_acc0_q, 8));
#if ARCH_X86_64
csse = (uint64_t)_mm_cvtsi128_si64(v_acc0_q);
#else
xx_storel_64(&csse, v_acc0_q);
#endif
return ROUND_POWER_OF_TWO(csse, 2 * WEDGE_WEIGHT_BITS);
}