Commit eb12d880 authored by Frank Galligan's avatar Frank Galligan Committed by Gerrit Code Review

Merge "Add vp9_sad16x16x4d_neon Neon intrinsic function."

parents 80a3a079 9f574d03
......@@ -1244,8 +1244,10 @@ INSTANTIATE_TEST_CASE_P(AVX2, SADx4Test, ::testing::Values(
#endif // HAVE_AVX2
#if HAVE_NEON
const SadMxNx4Func sad_16x16x4d_neon = vp9_sad16x16x4d_neon;
const SadMxNx4Func sad_64x64x4d_neon = vp9_sad64x64x4d_neon;
INSTANTIATE_TEST_CASE_P(NEON, SADx4Test, ::testing::Values(
make_tuple(16, 16, sad_16x16x4d_neon, -1),
make_tuple(64, 64, sad_64x64x4d_neon, -1)));
#endif // HAVE_NEON
#endif // CONFIG_VP9_ENCODER
......
......@@ -1067,7 +1067,7 @@ add_proto qw/void vp9_sad32x32x4d/, "const uint8_t *src_ptr, int src_stride, co
specialize qw/vp9_sad32x32x4d sse2 avx2/;
add_proto qw/void vp9_sad16x16x4d/, "const uint8_t *src_ptr, int src_stride, const uint8_t* const ref_ptr[], int ref_stride, unsigned int *sad_array";
specialize qw/vp9_sad16x16x4d sse2/;
specialize qw/vp9_sad16x16x4d sse2 neon/;
add_proto qw/void vp9_sad16x8x4d/, "const uint8_t *src_ptr, int src_stride, const uint8_t* const ref_ptr[], int ref_stride, unsigned int *sad_array";
specialize qw/vp9_sad16x8x4d sse2/;
......
......@@ -105,3 +105,58 @@ void vp9_sad64x64x4d_neon(const uint8_t *src, int src_stride,
res[2] = horizontal_long_add_16x8(vec_sum_ref2_lo, vec_sum_ref2_hi);
res[3] = horizontal_long_add_16x8(vec_sum_ref3_lo, vec_sum_ref3_hi);
}
void vp9_sad16x16x4d_neon(const uint8_t *src, int src_stride,
const uint8_t* const ref[4], int ref_stride,
unsigned int *res) {
int i;
uint16x8_t vec_sum_ref0_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref0_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref1_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref2_hi = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_lo = vdupq_n_u16(0);
uint16x8_t vec_sum_ref3_hi = vdupq_n_u16(0);
const uint8_t *ref0, *ref1, *ref2, *ref3;
ref0 = ref[0];
ref1 = ref[1];
ref2 = ref[2];
ref3 = ref[3];
for (i = 0; i < 16; ++i) {
const uint8x16_t vec_src = vld1q_u8(src);
const uint8x16_t vec_ref0 = vld1q_u8(ref0);
const uint8x16_t vec_ref1 = vld1q_u8(ref1);
const uint8x16_t vec_ref2 = vld1q_u8(ref2);
const uint8x16_t vec_ref3 = vld1q_u8(ref3);
vec_sum_ref0_lo = vabal_u8(vec_sum_ref0_lo, vget_low_u8(vec_src),
vget_low_u8(vec_ref0));
vec_sum_ref0_hi = vabal_u8(vec_sum_ref0_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref0));
vec_sum_ref1_lo = vabal_u8(vec_sum_ref1_lo, vget_low_u8(vec_src),
vget_low_u8(vec_ref1));
vec_sum_ref1_hi = vabal_u8(vec_sum_ref1_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref1));
vec_sum_ref2_lo = vabal_u8(vec_sum_ref2_lo, vget_low_u8(vec_src),
vget_low_u8(vec_ref2));
vec_sum_ref2_hi = vabal_u8(vec_sum_ref2_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref2));
vec_sum_ref3_lo = vabal_u8(vec_sum_ref3_lo, vget_low_u8(vec_src),
vget_low_u8(vec_ref3));
vec_sum_ref3_hi = vabal_u8(vec_sum_ref3_hi, vget_high_u8(vec_src),
vget_high_u8(vec_ref3));
src += src_stride;
ref0 += ref_stride;
ref1 += ref_stride;
ref2 += ref_stride;
ref3 += ref_stride;
}
res[0] = horizontal_long_add_16x8(vec_sum_ref0_lo, vec_sum_ref0_hi);
res[1] = horizontal_long_add_16x8(vec_sum_ref1_lo, vec_sum_ref1_hi);
res[2] = horizontal_long_add_16x8(vec_sum_ref2_lo, vec_sum_ref2_hi);
res[3] = horizontal_long_add_16x8(vec_sum_ref3_lo, vec_sum_ref3_hi);
}
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