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Diffstat (limited to 'third_party/aom/aom_dsp/x86/sum_squares_sse2.c')
-rw-r--r--third_party/aom/aom_dsp/x86/sum_squares_sse2.c143
1 files changed, 68 insertions, 75 deletions
diff --git a/third_party/aom/aom_dsp/x86/sum_squares_sse2.c b/third_party/aom/aom_dsp/x86/sum_squares_sse2.c
index 6be99fbca..a79f22d79 100644
--- a/third_party/aom/aom_dsp/x86/sum_squares_sse2.c
+++ b/third_party/aom/aom_dsp/x86/sum_squares_sse2.c
@@ -14,35 +14,62 @@
#include <stdio.h>
#include "aom_dsp/x86/synonyms.h"
+#include "config/aom_dsp_rtcd.h"
-#include "./aom_dsp_rtcd.h"
+static INLINE __m128i xx_loadh_64(__m128i a, const void *b) {
+ const __m128d ad = _mm_castsi128_pd(a);
+ return _mm_castpd_si128(_mm_loadh_pd(ad, (double *)b));
+}
+
+static INLINE uint64_t xx_cvtsi128_si64(__m128i a) {
+#if ARCH_X86_64
+ return (uint64_t)_mm_cvtsi128_si64(a);
+#else
+ {
+ uint64_t tmp;
+ _mm_storel_epi64((__m128i *)&tmp, a);
+ return tmp;
+ }
+#endif
+}
+
+static INLINE __m128i sum_squares_i16_4x4_sse2(const int16_t *src, int stride) {
+ const __m128i v_val_0_w = xx_loadl_64(src + 0 * stride);
+ const __m128i v_val_2_w = xx_loadl_64(src + 2 * stride);
+ const __m128i v_val_01_w = xx_loadh_64(v_val_0_w, src + 1 * stride);
+ const __m128i v_val_23_w = xx_loadh_64(v_val_2_w, src + 3 * stride);
+ const __m128i v_sq_01_d = _mm_madd_epi16(v_val_01_w, v_val_01_w);
+ const __m128i v_sq_23_d = _mm_madd_epi16(v_val_23_w, v_val_23_w);
+
+ return _mm_add_epi32(v_sq_01_d, v_sq_23_d);
+}
static uint64_t aom_sum_squares_2d_i16_4x4_sse2(const int16_t *src,
int stride) {
- const __m128i v_val_0_w =
- _mm_loadl_epi64((const __m128i *)(src + 0 * stride));
- const __m128i v_val_1_w =
- _mm_loadl_epi64((const __m128i *)(src + 1 * stride));
- const __m128i v_val_2_w =
- _mm_loadl_epi64((const __m128i *)(src + 2 * stride));
- const __m128i v_val_3_w =
- _mm_loadl_epi64((const __m128i *)(src + 3 * stride));
-
- const __m128i v_sq_0_d = _mm_madd_epi16(v_val_0_w, v_val_0_w);
- const __m128i v_sq_1_d = _mm_madd_epi16(v_val_1_w, v_val_1_w);
- const __m128i v_sq_2_d = _mm_madd_epi16(v_val_2_w, v_val_2_w);
- const __m128i v_sq_3_d = _mm_madd_epi16(v_val_3_w, v_val_3_w);
-
- const __m128i v_sum_01_d = _mm_add_epi32(v_sq_0_d, v_sq_1_d);
- const __m128i v_sum_23_d = _mm_add_epi32(v_sq_2_d, v_sq_3_d);
- const __m128i v_sum_0123_d = _mm_add_epi32(v_sum_01_d, v_sum_23_d);
-
- const __m128i v_sum_d =
+ const __m128i v_sum_0123_d = sum_squares_i16_4x4_sse2(src, stride);
+ __m128i v_sum_d =
_mm_add_epi32(v_sum_0123_d, _mm_srli_epi64(v_sum_0123_d, 32));
-
+ v_sum_d = _mm_add_epi32(v_sum_d, _mm_srli_si128(v_sum_d, 8));
return (uint64_t)_mm_cvtsi128_si32(v_sum_d);
}
+static uint64_t aom_sum_squares_2d_i16_4xn_sse2(const int16_t *src, int stride,
+ int height) {
+ int r = 0;
+ __m128i v_acc_q = _mm_setzero_si128();
+ do {
+ const __m128i v_acc_d = sum_squares_i16_4x4_sse2(src, stride);
+ v_acc_q = _mm_add_epi32(v_acc_q, v_acc_d);
+ src += stride << 2;
+ r += 4;
+ } while (r < height);
+ const __m128i v_zext_mask_q = xx_set1_64_from_32i(0xffffffff);
+ __m128i v_acc_64 = _mm_add_epi64(_mm_srli_epi64(v_acc_q, 32),
+ _mm_and_si128(v_acc_q, v_zext_mask_q));
+ v_acc_64 = _mm_add_epi64(v_acc_64, _mm_srli_si128(v_acc_64, 8));
+ return xx_cvtsi128_si64(v_acc_64);
+}
+
#ifdef __GNUC__
// This prevents GCC/Clang from inlining this function into
// aom_sum_squares_2d_i16_sse2, which in turn saves some stack
@@ -52,72 +79,45 @@ __attribute__((noinline))
static uint64_t
aom_sum_squares_2d_i16_nxn_sse2(const int16_t *src, int stride, int width,
int height) {
- int r, c;
+ int r = 0;
- const __m128i v_zext_mask_q = _mm_set_epi32(0, 0xffffffff, 0, 0xffffffff);
+ const __m128i v_zext_mask_q = xx_set1_64_from_32i(0xffffffff);
__m128i v_acc_q = _mm_setzero_si128();
- for (r = 0; r < height; r += 8) {
+ do {
__m128i v_acc_d = _mm_setzero_si128();
-
- for (c = 0; c < width; c += 8) {
+ int c = 0;
+ do {
const int16_t *b = src + c;
- const __m128i v_val_0_w =
- _mm_load_si128((const __m128i *)(b + 0 * stride));
- const __m128i v_val_1_w =
- _mm_load_si128((const __m128i *)(b + 1 * stride));
- const __m128i v_val_2_w =
- _mm_load_si128((const __m128i *)(b + 2 * stride));
- const __m128i v_val_3_w =
- _mm_load_si128((const __m128i *)(b + 3 * stride));
- const __m128i v_val_4_w =
- _mm_load_si128((const __m128i *)(b + 4 * stride));
- const __m128i v_val_5_w =
- _mm_load_si128((const __m128i *)(b + 5 * stride));
- const __m128i v_val_6_w =
- _mm_load_si128((const __m128i *)(b + 6 * stride));
- const __m128i v_val_7_w =
- _mm_load_si128((const __m128i *)(b + 7 * stride));
+ const __m128i v_val_0_w = xx_load_128(b + 0 * stride);
+ const __m128i v_val_1_w = xx_load_128(b + 1 * stride);
+ const __m128i v_val_2_w = xx_load_128(b + 2 * stride);
+ const __m128i v_val_3_w = xx_load_128(b + 3 * stride);
const __m128i v_sq_0_d = _mm_madd_epi16(v_val_0_w, v_val_0_w);
const __m128i v_sq_1_d = _mm_madd_epi16(v_val_1_w, v_val_1_w);
const __m128i v_sq_2_d = _mm_madd_epi16(v_val_2_w, v_val_2_w);
const __m128i v_sq_3_d = _mm_madd_epi16(v_val_3_w, v_val_3_w);
- const __m128i v_sq_4_d = _mm_madd_epi16(v_val_4_w, v_val_4_w);
- const __m128i v_sq_5_d = _mm_madd_epi16(v_val_5_w, v_val_5_w);
- const __m128i v_sq_6_d = _mm_madd_epi16(v_val_6_w, v_val_6_w);
- const __m128i v_sq_7_d = _mm_madd_epi16(v_val_7_w, v_val_7_w);
const __m128i v_sum_01_d = _mm_add_epi32(v_sq_0_d, v_sq_1_d);
const __m128i v_sum_23_d = _mm_add_epi32(v_sq_2_d, v_sq_3_d);
- const __m128i v_sum_45_d = _mm_add_epi32(v_sq_4_d, v_sq_5_d);
- const __m128i v_sum_67_d = _mm_add_epi32(v_sq_6_d, v_sq_7_d);
const __m128i v_sum_0123_d = _mm_add_epi32(v_sum_01_d, v_sum_23_d);
- const __m128i v_sum_4567_d = _mm_add_epi32(v_sum_45_d, v_sum_67_d);
v_acc_d = _mm_add_epi32(v_acc_d, v_sum_0123_d);
- v_acc_d = _mm_add_epi32(v_acc_d, v_sum_4567_d);
- }
+ c += 8;
+ } while (c < width);
v_acc_q = _mm_add_epi64(v_acc_q, _mm_and_si128(v_acc_d, v_zext_mask_q));
v_acc_q = _mm_add_epi64(v_acc_q, _mm_srli_epi64(v_acc_d, 32));
- src += 8 * stride;
- }
+ src += 4 * stride;
+ r += 4;
+ } while (r < height);
v_acc_q = _mm_add_epi64(v_acc_q, _mm_srli_si128(v_acc_q, 8));
-
-#if ARCH_X86_64
- return (uint64_t)_mm_cvtsi128_si64(v_acc_q);
-#else
- {
- uint64_t tmp;
- _mm_storel_epi64((__m128i *)&tmp, v_acc_q);
- return tmp;
- }
-#endif
+ return xx_cvtsi128_si64(v_acc_q);
}
uint64_t aom_sum_squares_2d_i16_sse2(const int16_t *src, int stride, int width,
@@ -127,7 +127,9 @@ uint64_t aom_sum_squares_2d_i16_sse2(const int16_t *src, int stride, int width,
// are with size == 4, so it is also the common case.
if (LIKELY(width == 4 && height == 4)) {
return aom_sum_squares_2d_i16_4x4_sse2(src, stride);
- } else if (LIKELY(width % 8 == 0 && height % 8 == 0)) {
+ } else if (LIKELY(width == 4 && (height & 3) == 0)) {
+ return aom_sum_squares_2d_i16_4xn_sse2(src, stride, height);
+ } else if (LIKELY((width & 7) == 0 && (height & 3) == 0)) {
// Generic case
return aom_sum_squares_2d_i16_nxn_sse2(src, stride, width, height);
} else {
@@ -140,7 +142,7 @@ uint64_t aom_sum_squares_2d_i16_sse2(const int16_t *src, int stride, int width,
//////////////////////////////////////////////////////////////////////////////
static uint64_t aom_sum_squares_i16_64n_sse2(const int16_t *src, uint32_t n) {
- const __m128i v_zext_mask_q = _mm_set_epi32(0, 0xffffffff, 0, 0xffffffff);
+ const __m128i v_zext_mask_q = xx_set1_64_from_32i(0xffffffff);
__m128i v_acc0_q = _mm_setzero_si128();
__m128i v_acc1_q = _mm_setzero_si128();
@@ -185,16 +187,7 @@ static uint64_t aom_sum_squares_i16_64n_sse2(const int16_t *src, uint32_t n) {
v_acc0_q = _mm_add_epi64(v_acc0_q, v_acc1_q);
v_acc0_q = _mm_add_epi64(v_acc0_q, _mm_srli_si128(v_acc0_q, 8));
-
-#if ARCH_X86_64
- return (uint64_t)_mm_cvtsi128_si64(v_acc0_q);
-#else
- {
- uint64_t tmp;
- _mm_storel_epi64((__m128i *)&tmp, v_acc0_q);
- return tmp;
- }
-#endif
+ return xx_cvtsi128_si64(v_acc0_q);
}
uint64_t aom_sum_squares_i16_sse2(const int16_t *src, uint32_t n) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-11 18:57:38 +0000