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20 TechQA 2024-02-02T17:46:47.663000Clamp unsigned int to 0x10000 using SSE2
278 views
Asked by Sanyin
How to add an alpha channel very fast to a RGB image using SSE2 and c++
170 views
Asked by bluetooth16
Suggestions on further optimising this chi-square function using SSE2 intrinsics
117 views
Asked by Sanku
Matrix multiplication using simd produces incorrect results when filled with floating point values
121 views
Asked by Arheus
Sum of bytes in an __m128 register
94 views
Asked by user17784058
Why isn't Avx.Multiply significantly faster than the * operator?
279 views
Asked by André Reichelt
In SIMD, SSE2,many instructions named as "_mm_set_epi8","_mm_cmpgt_epi8 " and so on,what does "mm" "epi" mean?
418 views
Asked by dongwang
MOVDQU vs MOVDQA Instruction (x86/x64 assembly) better insights
815 views
Asked by RajibTheKing
Efficiently find indices of 1-bits in large array, using SIMD
400 views
Asked by Arty
How can I implement Bit Shift Right and Bit Shift Left by Vector for 8-bit and 16-bit integers in SSE2?
430 views
Asked by dave_thenerd
Access value from __m128 in rust by index
318 views
Asked by Marc
Why some of sse intrinsics introduce move back and forth?
114 views
Asked by DoodleNoodle
AVX divide __m256i packed 32-bit integers by two (no AVX2)
454 views
Asked by GlassBeaver
Does packed data type in SSE2 imply alignment?
39 views
Asked by aahlback
What are the names and meanings of the intrinsic vector element types, like epi64x or pi32?
1.2k views
Asked by Brotcrunsher
Can FP compares like SSE2 _mm_cmpeq_pd be used to compare 64 bit integers?
257 views
Asked by Alex Guteniev
Is there a difference between SVML vs. normal intrinsic square root functions?
626 views
Asked by dave_thenerd
can I assign the result of intrinsic that returns __m128i to variable of the type__m128i_u?
635 views
Asked by vela18