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#ifndef AV1_TXMF1D_SSE2_H_
#define AV1_TXMF1D_SSE2_H_
#include <smmintrin.h>
#include "av1/common/av1_txfm.h"
#ifdef __cplusplus
extern "C" {
#endif
void av1_fdct4_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fdct8_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fdct16_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fdct32_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fdct64_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fadst4_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fadst8_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fadst16_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_fadst32_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_idct4_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_idct8_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_idct16_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_idct32_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_idct64_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_iadst4_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_iadst8_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_iadst16_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
void av1_iadst32_new_sse4_1(const __m128i *input, __m128i *output,
const int8_t *cos_bit, const int8_t *stage_range);
static INLINE void transpose_32_4x4(int stride, const __m128i *input,
__m128i *output) {
__m128i temp0 = _mm_unpacklo_epi32(input[0 * stride], input[2 * stride]);
__m128i temp1 = _mm_unpackhi_epi32(input[0 * stride], input[2 * stride]);
__m128i temp2 = _mm_unpacklo_epi32(input[1 * stride], input[3 * stride]);
__m128i temp3 = _mm_unpackhi_epi32(input[1 * stride], input[3 * stride]);
output[0 * stride] = _mm_unpacklo_epi32(temp0, temp2);
output[1 * stride] = _mm_unpackhi_epi32(temp0, temp2);
output[2 * stride] = _mm_unpacklo_epi32(temp1, temp3);
output[3 * stride] = _mm_unpackhi_epi32(temp1, temp3);
}
// the entire input block can be represent by a grid of 4x4 blocks
// each 4x4 blocks can be represent by 4 vertical __m128i
// we first transpose each 4x4 block internally
// then transpose the grid
static INLINE void transpose_32(int txfm_size, const __m128i *input,
__m128i *output) {
const int num_per_128 = 4;
const int row_size = txfm_size;
const int col_size = txfm_size / num_per_128;
int r, c;
// transpose each 4x4 block internally
for (r = 0; r < row_size; r += 4) {
for (c = 0; c < col_size; c++) {
transpose_32_4x4(col_size, &input[r * col_size + c],
&output[c * 4 * col_size + r / 4]);
}
}
}
static INLINE __m128i round_shift_32_sse4_1(__m128i vec, int bit) {
__m128i tmp, round;
round = _mm_set1_epi32(1 << (bit - 1));
tmp = _mm_add_epi32(vec, round);
return _mm_srai_epi32(tmp, bit);
}
static INLINE void round_shift_array_32_sse4_1(__m128i *input, __m128i *output,
const int size, const int bit) {
if (bit > 0) {
int i;
for (i = 0; i < size; i++) {
output[i] = round_shift_32_sse4_1(input[i], bit);
}
} else {
int i;
for (i = 0; i < size; i++) {
output[i] = _mm_slli_epi32(input[i], -bit);
}
}
}
// out0 = in0*w0 + in1*w1
// out1 = -in1*w0 + in0*w1
#define btf_32_sse4_1_type0(w0, w1, in0, in1, out0, out1, bit) \
do { \
__m128i ww0, ww1, in0_w0, in1_w1, in0_w1, in1_w0; \
ww0 = _mm_set1_epi32(w0); \
ww1 = _mm_set1_epi32(w1); \
in0_w0 = _mm_mullo_epi32(in0, ww0); \
in1_w1 = _mm_mullo_epi32(in1, ww1); \
out0 = _mm_add_epi32(in0_w0, in1_w1); \
out0 = round_shift_32_sse4_1(out0, bit); \
in0_w1 = _mm_mullo_epi32(in0, ww1); \
in1_w0 = _mm_mullo_epi32(in1, ww0); \
out1 = _mm_sub_epi32(in0_w1, in1_w0); \
out1 = round_shift_32_sse4_1(out1, bit); \
} while (0)
// out0 = in0*w0 + in1*w1
// out1 = in1*w0 - in0*w1
#define btf_32_sse4_1_type1(w0, w1, in0, in1, out0, out1, bit) \
do { \
__m128i ww0, ww1, in0_w0, in1_w1, in0_w1, in1_w0; \
ww0 = _mm_set1_epi32(w0); \
ww1 = _mm_set1_epi32(w1); \
in0_w0 = _mm_mullo_epi32(in0, ww0); \
in1_w1 = _mm_mullo_epi32(in1, ww1); \
out0 = _mm_add_epi32(in0_w0, in1_w1); \
out0 = round_shift_32_sse4_1(out0, bit); \
in0_w1 = _mm_mullo_epi32(in0, ww1); \
in1_w0 = _mm_mullo_epi32(in1, ww0); \
out1 = _mm_sub_epi32(in1_w0, in0_w1); \
out1 = round_shift_32_sse4_1(out1, bit); \
} while (0)
#ifdef __cplusplus
}
#endif
#endif // AV1_TXMF1D_SSE2_H_