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authortrav90 <travawine@palemoon.org>2018-10-19 23:05:00 -0500
committertrav90 <travawine@palemoon.org>2018-10-19 23:05:03 -0500
commitd2499ead93dc4298c0882fe98902acb1b5209f99 (patch)
treecb0b942aed59e5108f9a3e9d64e7b77854383421 /third_party/aom/aom_dsp/x86/quantize_sse2.c
parent41fbdea457bf50c0a43e1c27c5cbf7f0a3a9eb33 (diff)
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Update libaom to commit ID 1e227d41f0616de9548a673a83a21ef990b62591
Diffstat (limited to 'third_party/aom/aom_dsp/x86/quantize_sse2.c')
-rw-r--r--third_party/aom/aom_dsp/x86/quantize_sse2.c329
1 files changed, 113 insertions, 216 deletions
diff --git a/third_party/aom/aom_dsp/x86/quantize_sse2.c b/third_party/aom/aom_dsp/x86/quantize_sse2.c
index 46b9c7d29..d3de6e24d 100644
--- a/third_party/aom/aom_dsp/x86/quantize_sse2.c
+++ b/third_party/aom/aom_dsp/x86/quantize_sse2.c
@@ -9,242 +9,139 @@
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
+#include <assert.h>
#include <emmintrin.h>
#include <xmmintrin.h>
#include "config/aom_dsp_rtcd.h"
#include "aom/aom_integer.h"
+#include "aom_dsp/x86/quantize_x86.h"
static INLINE __m128i load_coefficients(const tran_low_t *coeff_ptr) {
- if (sizeof(tran_low_t) == 4) {
- return _mm_setr_epi16((int16_t)coeff_ptr[0], (int16_t)coeff_ptr[1],
- (int16_t)coeff_ptr[2], (int16_t)coeff_ptr[3],
- (int16_t)coeff_ptr[4], (int16_t)coeff_ptr[5],
- (int16_t)coeff_ptr[6], (int16_t)coeff_ptr[7]);
- } else {
- return _mm_load_si128((const __m128i *)coeff_ptr);
- }
+ assert(sizeof(tran_low_t) == 4);
+
+ return _mm_setr_epi16((int16_t)coeff_ptr[0], (int16_t)coeff_ptr[1],
+ (int16_t)coeff_ptr[2], (int16_t)coeff_ptr[3],
+ (int16_t)coeff_ptr[4], (int16_t)coeff_ptr[5],
+ (int16_t)coeff_ptr[6], (int16_t)coeff_ptr[7]);
}
static INLINE void store_coefficients(__m128i coeff_vals,
tran_low_t *coeff_ptr) {
- if (sizeof(tran_low_t) == 4) {
- __m128i one = _mm_set1_epi16(1);
- __m128i coeff_vals_hi = _mm_mulhi_epi16(coeff_vals, one);
- __m128i coeff_vals_lo = _mm_mullo_epi16(coeff_vals, one);
- __m128i coeff_vals_1 = _mm_unpacklo_epi16(coeff_vals_lo, coeff_vals_hi);
- __m128i coeff_vals_2 = _mm_unpackhi_epi16(coeff_vals_lo, coeff_vals_hi);
- _mm_store_si128((__m128i *)(coeff_ptr), coeff_vals_1);
- _mm_store_si128((__m128i *)(coeff_ptr + 4), coeff_vals_2);
- } else {
- _mm_store_si128((__m128i *)(coeff_ptr), coeff_vals);
- }
+ assert(sizeof(tran_low_t) == 4);
+
+ __m128i one = _mm_set1_epi16(1);
+ __m128i coeff_vals_hi = _mm_mulhi_epi16(coeff_vals, one);
+ __m128i coeff_vals_lo = _mm_mullo_epi16(coeff_vals, one);
+ __m128i coeff_vals_1 = _mm_unpacklo_epi16(coeff_vals_lo, coeff_vals_hi);
+ __m128i coeff_vals_2 = _mm_unpackhi_epi16(coeff_vals_lo, coeff_vals_hi);
+ _mm_store_si128((__m128i *)(coeff_ptr), coeff_vals_1);
+ _mm_store_si128((__m128i *)(coeff_ptr + 4), coeff_vals_2);
}
void aom_quantize_b_sse2(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
- int skip_block, const int16_t *zbin_ptr,
- const int16_t *round_ptr, const int16_t *quant_ptr,
+ const int16_t *zbin_ptr, const int16_t *round_ptr,
+ const int16_t *quant_ptr,
const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr,
uint16_t *eob_ptr, const int16_t *scan_ptr,
const int16_t *iscan_ptr) {
- __m128i zero;
+ const __m128i zero = _mm_setzero_si128();
+ int index = 16;
+
+ __m128i zbin, round, quant, dequant, shift;
+ __m128i coeff0, coeff1, coeff0_sign, coeff1_sign;
+ __m128i qcoeff0, qcoeff1;
+ __m128i cmp_mask0, cmp_mask1;
+ __m128i eob, eob0;
+
(void)scan_ptr;
- coeff_ptr += n_coeffs;
- iscan_ptr += n_coeffs;
- qcoeff_ptr += n_coeffs;
- dqcoeff_ptr += n_coeffs;
- n_coeffs = -n_coeffs;
- zero = _mm_setzero_si128();
- if (!skip_block) {
- __m128i eob;
- __m128i zbin;
- __m128i round, quant, dequant, shift;
- {
- __m128i coeff0, coeff1;
-
- // Setup global values
- {
- __m128i pw_1;
- zbin = _mm_load_si128((const __m128i *)zbin_ptr);
- round = _mm_load_si128((const __m128i *)round_ptr);
- quant = _mm_load_si128((const __m128i *)quant_ptr);
- pw_1 = _mm_set1_epi16(1);
- zbin = _mm_sub_epi16(zbin, pw_1);
- dequant = _mm_load_si128((const __m128i *)dequant_ptr);
- shift = _mm_load_si128((const __m128i *)quant_shift_ptr);
- }
-
- {
- __m128i coeff0_sign, coeff1_sign;
- __m128i qcoeff0, qcoeff1;
- __m128i qtmp0, qtmp1;
- __m128i cmp_mask0, cmp_mask1;
- // Do DC and first 15 AC
- coeff0 = load_coefficients(coeff_ptr + n_coeffs);
- coeff1 = load_coefficients(coeff_ptr + n_coeffs + 8);
-
- // Poor man's sign extract
- coeff0_sign = _mm_srai_epi16(coeff0, 15);
- coeff1_sign = _mm_srai_epi16(coeff1, 15);
- qcoeff0 = _mm_xor_si128(coeff0, coeff0_sign);
- qcoeff1 = _mm_xor_si128(coeff1, coeff1_sign);
- qcoeff0 = _mm_sub_epi16(qcoeff0, coeff0_sign);
- qcoeff1 = _mm_sub_epi16(qcoeff1, coeff1_sign);
-
- cmp_mask0 = _mm_cmpgt_epi16(qcoeff0, zbin);
- zbin = _mm_unpackhi_epi64(zbin, zbin); // Switch DC to AC
- cmp_mask1 = _mm_cmpgt_epi16(qcoeff1, zbin);
- qcoeff0 = _mm_adds_epi16(qcoeff0, round);
- round = _mm_unpackhi_epi64(round, round);
- qcoeff1 = _mm_adds_epi16(qcoeff1, round);
- qtmp0 = _mm_mulhi_epi16(qcoeff0, quant);
- quant = _mm_unpackhi_epi64(quant, quant);
- qtmp1 = _mm_mulhi_epi16(qcoeff1, quant);
- qtmp0 = _mm_add_epi16(qtmp0, qcoeff0);
- qtmp1 = _mm_add_epi16(qtmp1, qcoeff1);
- qcoeff0 = _mm_mulhi_epi16(qtmp0, shift);
- shift = _mm_unpackhi_epi64(shift, shift);
- qcoeff1 = _mm_mulhi_epi16(qtmp1, shift);
-
- // Reinsert signs
- qcoeff0 = _mm_xor_si128(qcoeff0, coeff0_sign);
- qcoeff1 = _mm_xor_si128(qcoeff1, coeff1_sign);
- qcoeff0 = _mm_sub_epi16(qcoeff0, coeff0_sign);
- qcoeff1 = _mm_sub_epi16(qcoeff1, coeff1_sign);
-
- // Mask out zbin threshold coeffs
- qcoeff0 = _mm_and_si128(qcoeff0, cmp_mask0);
- qcoeff1 = _mm_and_si128(qcoeff1, cmp_mask1);
-
- store_coefficients(qcoeff0, qcoeff_ptr + n_coeffs);
- store_coefficients(qcoeff1, qcoeff_ptr + n_coeffs + 8);
-
- coeff0 = _mm_mullo_epi16(qcoeff0, dequant);
- dequant = _mm_unpackhi_epi64(dequant, dequant);
- coeff1 = _mm_mullo_epi16(qcoeff1, dequant);
-
- store_coefficients(coeff0, dqcoeff_ptr + n_coeffs);
- store_coefficients(coeff1, dqcoeff_ptr + n_coeffs + 8);
- }
-
- {
- // Scan for eob
- __m128i zero_coeff0, zero_coeff1;
- __m128i nzero_coeff0, nzero_coeff1;
- __m128i iscan0, iscan1;
- __m128i eob1;
- zero_coeff0 = _mm_cmpeq_epi16(coeff0, zero);
- zero_coeff1 = _mm_cmpeq_epi16(coeff1, zero);
- nzero_coeff0 = _mm_cmpeq_epi16(zero_coeff0, zero);
- nzero_coeff1 = _mm_cmpeq_epi16(zero_coeff1, zero);
- iscan0 = _mm_load_si128((const __m128i *)(iscan_ptr + n_coeffs));
- iscan1 = _mm_load_si128((const __m128i *)(iscan_ptr + n_coeffs) + 1);
- // Add one to convert from indices to counts
- iscan0 = _mm_sub_epi16(iscan0, nzero_coeff0);
- iscan1 = _mm_sub_epi16(iscan1, nzero_coeff1);
- eob = _mm_and_si128(iscan0, nzero_coeff0);
- eob1 = _mm_and_si128(iscan1, nzero_coeff1);
- eob = _mm_max_epi16(eob, eob1);
- }
- n_coeffs += 8 * 2;
- }
-
- // AC only loop
- while (n_coeffs < 0) {
- __m128i coeff0, coeff1;
- {
- __m128i coeff0_sign, coeff1_sign;
- __m128i qcoeff0, qcoeff1;
- __m128i qtmp0, qtmp1;
- __m128i cmp_mask0, cmp_mask1;
-
- coeff0 = load_coefficients(coeff_ptr + n_coeffs);
- coeff1 = load_coefficients(coeff_ptr + n_coeffs + 8);
-
- // Poor man's sign extract
- coeff0_sign = _mm_srai_epi16(coeff0, 15);
- coeff1_sign = _mm_srai_epi16(coeff1, 15);
- qcoeff0 = _mm_xor_si128(coeff0, coeff0_sign);
- qcoeff1 = _mm_xor_si128(coeff1, coeff1_sign);
- qcoeff0 = _mm_sub_epi16(qcoeff0, coeff0_sign);
- qcoeff1 = _mm_sub_epi16(qcoeff1, coeff1_sign);
-
- cmp_mask0 = _mm_cmpgt_epi16(qcoeff0, zbin);
- cmp_mask1 = _mm_cmpgt_epi16(qcoeff1, zbin);
- qcoeff0 = _mm_adds_epi16(qcoeff0, round);
- qcoeff1 = _mm_adds_epi16(qcoeff1, round);
- qtmp0 = _mm_mulhi_epi16(qcoeff0, quant);
- qtmp1 = _mm_mulhi_epi16(qcoeff1, quant);
- qtmp0 = _mm_add_epi16(qtmp0, qcoeff0);
- qtmp1 = _mm_add_epi16(qtmp1, qcoeff1);
- qcoeff0 = _mm_mulhi_epi16(qtmp0, shift);
- qcoeff1 = _mm_mulhi_epi16(qtmp1, shift);
-
- // Reinsert signs
- qcoeff0 = _mm_xor_si128(qcoeff0, coeff0_sign);
- qcoeff1 = _mm_xor_si128(qcoeff1, coeff1_sign);
- qcoeff0 = _mm_sub_epi16(qcoeff0, coeff0_sign);
- qcoeff1 = _mm_sub_epi16(qcoeff1, coeff1_sign);
-
- // Mask out zbin threshold coeffs
- qcoeff0 = _mm_and_si128(qcoeff0, cmp_mask0);
- qcoeff1 = _mm_and_si128(qcoeff1, cmp_mask1);
-
- store_coefficients(qcoeff0, qcoeff_ptr + n_coeffs);
- store_coefficients(qcoeff1, qcoeff_ptr + n_coeffs + 8);
-
- coeff0 = _mm_mullo_epi16(qcoeff0, dequant);
- coeff1 = _mm_mullo_epi16(qcoeff1, dequant);
-
- store_coefficients(coeff0, dqcoeff_ptr + n_coeffs);
- store_coefficients(coeff1, dqcoeff_ptr + n_coeffs + 8);
- }
-
- {
- // Scan for eob
- __m128i zero_coeff0, zero_coeff1;
- __m128i nzero_coeff0, nzero_coeff1;
- __m128i iscan0, iscan1;
- __m128i eob0, eob1;
- zero_coeff0 = _mm_cmpeq_epi16(coeff0, zero);
- zero_coeff1 = _mm_cmpeq_epi16(coeff1, zero);
- nzero_coeff0 = _mm_cmpeq_epi16(zero_coeff0, zero);
- nzero_coeff1 = _mm_cmpeq_epi16(zero_coeff1, zero);
- iscan0 = _mm_load_si128((const __m128i *)(iscan_ptr + n_coeffs));
- iscan1 = _mm_load_si128((const __m128i *)(iscan_ptr + n_coeffs) + 1);
- // Add one to convert from indices to counts
- iscan0 = _mm_sub_epi16(iscan0, nzero_coeff0);
- iscan1 = _mm_sub_epi16(iscan1, nzero_coeff1);
- eob0 = _mm_and_si128(iscan0, nzero_coeff0);
- eob1 = _mm_and_si128(iscan1, nzero_coeff1);
- eob0 = _mm_max_epi16(eob0, eob1);
- eob = _mm_max_epi16(eob, eob0);
- }
- n_coeffs += 8 * 2;
- }
-
- // Accumulate EOB
- {
- __m128i eob_shuffled;
- eob_shuffled = _mm_shuffle_epi32(eob, 0xe);
- eob = _mm_max_epi16(eob, eob_shuffled);
- eob_shuffled = _mm_shufflelo_epi16(eob, 0xe);
- eob = _mm_max_epi16(eob, eob_shuffled);
- eob_shuffled = _mm_shufflelo_epi16(eob, 0x1);
- eob = _mm_max_epi16(eob, eob_shuffled);
- *eob_ptr = _mm_extract_epi16(eob, 1);
- }
- } else {
- do {
- store_coefficients(zero, dqcoeff_ptr + n_coeffs);
- store_coefficients(zero, dqcoeff_ptr + n_coeffs + 8);
- store_coefficients(zero, qcoeff_ptr + n_coeffs);
- store_coefficients(zero, qcoeff_ptr + n_coeffs + 8);
- n_coeffs += 8 * 2;
- } while (n_coeffs < 0);
- *eob_ptr = 0;
+ // Setup global values.
+ load_b_values(zbin_ptr, &zbin, round_ptr, &round, quant_ptr, &quant,
+ dequant_ptr, &dequant, quant_shift_ptr, &shift);
+
+ // Do DC and first 15 AC.
+ coeff0 = load_coefficients(coeff_ptr);
+ coeff1 = load_coefficients(coeff_ptr + 8);
+
+ // Poor man's abs().
+ coeff0_sign = _mm_srai_epi16(coeff0, 15);
+ coeff1_sign = _mm_srai_epi16(coeff1, 15);
+ qcoeff0 = invert_sign_sse2(coeff0, coeff0_sign);
+ qcoeff1 = invert_sign_sse2(coeff1, coeff1_sign);
+
+ cmp_mask0 = _mm_cmpgt_epi16(qcoeff0, zbin);
+ zbin = _mm_unpackhi_epi64(zbin, zbin); // Switch DC to AC
+ cmp_mask1 = _mm_cmpgt_epi16(qcoeff1, zbin);
+
+ calculate_qcoeff(&qcoeff0, round, quant, shift);
+
+ round = _mm_unpackhi_epi64(round, round);
+ quant = _mm_unpackhi_epi64(quant, quant);
+ shift = _mm_unpackhi_epi64(shift, shift);
+
+ calculate_qcoeff(&qcoeff1, round, quant, shift);
+
+ // Reinsert signs
+ qcoeff0 = invert_sign_sse2(qcoeff0, coeff0_sign);
+ qcoeff1 = invert_sign_sse2(qcoeff1, coeff1_sign);
+
+ // Mask out zbin threshold coeffs
+ qcoeff0 = _mm_and_si128(qcoeff0, cmp_mask0);
+ qcoeff1 = _mm_and_si128(qcoeff1, cmp_mask1);
+
+ store_coefficients(qcoeff0, qcoeff_ptr);
+ store_coefficients(qcoeff1, qcoeff_ptr + 8);
+
+ coeff0 = calculate_dqcoeff(qcoeff0, dequant);
+ dequant = _mm_unpackhi_epi64(dequant, dequant);
+ coeff1 = calculate_dqcoeff(qcoeff1, dequant);
+
+ store_coefficients(coeff0, dqcoeff_ptr);
+ store_coefficients(coeff1, dqcoeff_ptr + 8);
+
+ eob =
+ scan_for_eob(&coeff0, &coeff1, cmp_mask0, cmp_mask1, iscan_ptr, 0, zero);
+
+ // AC only loop.
+ while (index < n_coeffs) {
+ coeff0 = load_coefficients(coeff_ptr + index);
+ coeff1 = load_coefficients(coeff_ptr + index + 8);
+
+ coeff0_sign = _mm_srai_epi16(coeff0, 15);
+ coeff1_sign = _mm_srai_epi16(coeff1, 15);
+ qcoeff0 = invert_sign_sse2(coeff0, coeff0_sign);
+ qcoeff1 = invert_sign_sse2(coeff1, coeff1_sign);
+
+ cmp_mask0 = _mm_cmpgt_epi16(qcoeff0, zbin);
+ cmp_mask1 = _mm_cmpgt_epi16(qcoeff1, zbin);
+
+ calculate_qcoeff(&qcoeff0, round, quant, shift);
+ calculate_qcoeff(&qcoeff1, round, quant, shift);
+
+ qcoeff0 = invert_sign_sse2(qcoeff0, coeff0_sign);
+ qcoeff1 = invert_sign_sse2(qcoeff1, coeff1_sign);
+
+ qcoeff0 = _mm_and_si128(qcoeff0, cmp_mask0);
+ qcoeff1 = _mm_and_si128(qcoeff1, cmp_mask1);
+
+ store_coefficients(qcoeff0, qcoeff_ptr + index);
+ store_coefficients(qcoeff1, qcoeff_ptr + index + 8);
+
+ coeff0 = calculate_dqcoeff(qcoeff0, dequant);
+ coeff1 = calculate_dqcoeff(qcoeff1, dequant);
+
+ store_coefficients(coeff0, dqcoeff_ptr + index);
+ store_coefficients(coeff1, dqcoeff_ptr + index + 8);
+
+ eob0 = scan_for_eob(&coeff0, &coeff1, cmp_mask0, cmp_mask1, iscan_ptr,
+ index, zero);
+ eob = _mm_max_epi16(eob, eob0);
+
+ index += 16;
}
+
+ *eob_ptr = accumulate_eob(eob);
}