summaryrefslogtreecommitdiffstats
path: root/third_party/aom/aom_dsp/x86/obmc_intrinsic_ssse3.h
diff options
context:
space:
mode:
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/obmc_intrinsic_ssse3.h
parent41fbdea457bf50c0a43e1c27c5cbf7f0a3a9eb33 (diff)
downloadUXP-d2499ead93dc4298c0882fe98902acb1b5209f99.tar
UXP-d2499ead93dc4298c0882fe98902acb1b5209f99.tar.gz
UXP-d2499ead93dc4298c0882fe98902acb1b5209f99.tar.lz
UXP-d2499ead93dc4298c0882fe98902acb1b5209f99.tar.xz
UXP-d2499ead93dc4298c0882fe98902acb1b5209f99.zip
Update libaom to commit ID 1e227d41f0616de9548a673a83a21ef990b62591
Diffstat (limited to 'third_party/aom/aom_dsp/x86/obmc_intrinsic_ssse3.h')
-rw-r--r--third_party/aom/aom_dsp/x86/obmc_intrinsic_ssse3.h15
1 files changed, 12 insertions, 3 deletions
diff --git a/third_party/aom/aom_dsp/x86/obmc_intrinsic_ssse3.h b/third_party/aom/aom_dsp/x86/obmc_intrinsic_ssse3.h
index a3535f985..48486c6c4 100644
--- a/third_party/aom/aom_dsp/x86/obmc_intrinsic_ssse3.h
+++ b/third_party/aom/aom_dsp/x86/obmc_intrinsic_ssse3.h
@@ -9,8 +9,8 @@
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
-#ifndef AOM_DSP_X86_OBMC_INTRINSIC_SSSE3_H_
-#define AOM_DSP_X86_OBMC_INTRINSIC_SSSE3_H_
+#ifndef AOM_AOM_DSP_X86_OBMC_INTRINSIC_SSSE3_H_
+#define AOM_AOM_DSP_X86_OBMC_INTRINSIC_SSSE3_H_
#include <immintrin.h>
@@ -42,4 +42,13 @@ static INLINE int64_t xx_hsum_epi32_si64(__m128i v_d) {
return xx_hsum_epi64_si64(_mm_add_epi64(v_0_q, v_1_q));
}
-#endif // AOM_DSP_X86_OBMC_INTRINSIC_SSSE3_H_
+// This is equivalent to ROUND_POWER_OF_TWO_SIGNED(v_val_d, bits)
+static INLINE __m128i xx_roundn_epi32(__m128i v_val_d, int bits) {
+ const __m128i v_bias_d = _mm_set1_epi32((1 << bits) >> 1);
+ const __m128i v_sign_d = _mm_srai_epi32(v_val_d, 31);
+ const __m128i v_tmp_d =
+ _mm_add_epi32(_mm_add_epi32(v_val_d, v_bias_d), v_sign_d);
+ return _mm_srai_epi32(v_tmp_d, bits);
+}
+
+#endif // AOM_AOM_DSP_X86_OBMC_INTRINSIC_SSSE3_H_