* be found in the AUTHORS file in the root of the source tree.
*/
#include <immintrin.h> // AVX2
+#include "./vpx_dsp_rtcd.h"
#include "vpx/vpx_integer.h"
-void vpx_sad32x32x4d_avx2(uint8_t *src,
+void vpx_sad32x32x4d_avx2(const uint8_t *src,
int src_stride,
- uint8_t *ref[4],
+ const uint8_t *const ref[4],
int ref_stride,
uint32_t res[4]) {
__m256i src_reg, ref0_reg, ref1_reg, ref2_reg, ref3_reg;
__m256i sum_ref0, sum_ref1, sum_ref2, sum_ref3;
__m256i sum_mlow, sum_mhigh;
int i;
- uint8_t *ref0, *ref1, *ref2, *ref3;
+ const uint8_t *ref0, *ref1, *ref2, *ref3;
ref0 = ref[0];
ref1 = ref[1];
sum_ref3 = _mm256_set1_epi16(0);
for (i = 0; i < 32 ; i++) {
// load src and all refs
- src_reg = _mm256_loadu_si256((__m256i *)(src));
- ref0_reg = _mm256_loadu_si256((__m256i *) (ref0));
- ref1_reg = _mm256_loadu_si256((__m256i *) (ref1));
- ref2_reg = _mm256_loadu_si256((__m256i *) (ref2));
- ref3_reg = _mm256_loadu_si256((__m256i *) (ref3));
+ src_reg = _mm256_loadu_si256((const __m256i *)src);
+ ref0_reg = _mm256_loadu_si256((const __m256i *)ref0);
+ ref1_reg = _mm256_loadu_si256((const __m256i *)ref1);
+ ref2_reg = _mm256_loadu_si256((const __m256i *)ref2);
+ ref3_reg = _mm256_loadu_si256((const __m256i *)ref3);
// sum of the absolute differences between every ref-i to src
ref0_reg = _mm256_sad_epu8(ref0_reg, src_reg);
ref1_reg = _mm256_sad_epu8(ref1_reg, src_reg);
}
}
-void vpx_sad64x64x4d_avx2(uint8_t *src,
+void vpx_sad64x64x4d_avx2(const uint8_t *src,
int src_stride,
- uint8_t *ref[4],
+ const uint8_t *const ref[4],
int ref_stride,
uint32_t res[4]) {
__m256i src_reg, srcnext_reg, ref0_reg, ref0next_reg;
__m256i sum_ref0, sum_ref1, sum_ref2, sum_ref3;
__m256i sum_mlow, sum_mhigh;
int i;
- uint8_t *ref0, *ref1, *ref2, *ref3;
+ const uint8_t *ref0, *ref1, *ref2, *ref3;
ref0 = ref[0];
ref1 = ref[1];
sum_ref3 = _mm256_set1_epi16(0);
for (i = 0; i < 64 ; i++) {
// load 64 bytes from src and all refs
- src_reg = _mm256_loadu_si256((__m256i *)(src));
- srcnext_reg = _mm256_loadu_si256((__m256i *)(src + 32));
- ref0_reg = _mm256_loadu_si256((__m256i *) (ref0));
- ref0next_reg = _mm256_loadu_si256((__m256i *) (ref0 + 32));
- ref1_reg = _mm256_loadu_si256((__m256i *) (ref1));
- ref1next_reg = _mm256_loadu_si256((__m256i *) (ref1 + 32));
- ref2_reg = _mm256_loadu_si256((__m256i *) (ref2));
- ref2next_reg = _mm256_loadu_si256((__m256i *) (ref2 + 32));
- ref3_reg = _mm256_loadu_si256((__m256i *) (ref3));
- ref3next_reg = _mm256_loadu_si256((__m256i *) (ref3 + 32));
+ src_reg = _mm256_loadu_si256((const __m256i *)src);
+ srcnext_reg = _mm256_loadu_si256((const __m256i *)(src + 32));
+ ref0_reg = _mm256_loadu_si256((const __m256i *)ref0);
+ ref0next_reg = _mm256_loadu_si256((const __m256i *)(ref0 + 32));
+ ref1_reg = _mm256_loadu_si256((const __m256i *)ref1);
+ ref1next_reg = _mm256_loadu_si256((const __m256i *)(ref1 + 32));
+ ref2_reg = _mm256_loadu_si256((const __m256i *)ref2);
+ ref2next_reg = _mm256_loadu_si256((const __m256i *)(ref2 + 32));
+ ref3_reg = _mm256_loadu_si256((const __m256i *)ref3);
+ ref3next_reg = _mm256_loadu_si256((const __m256i *)(ref3 + 32));
// sum of the absolute differences between every ref-i to src
ref0_reg = _mm256_sad_epu8(ref0_reg, src_reg);
ref1_reg = _mm256_sad_epu8(ref1_reg, src_reg);