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New posts in avx
Non-temporal stores of portions of a packed double vector using SSE/AVX
Feb 19, 2026
caching
x86
x86-64
sse
avx
What is the minimum version of OS X for use with AVX/AVX2?
Feb 18, 2026
macos
sse
avx
avx2
How to set all elements in a __m256d to, say, the 3rd element of another __m256d?
Feb 17, 2026
sse
avx
gdb printing a __m256i as 8x 32-bit elements instead of the default 4x 64-bit?
Feb 06, 2026
integer
gdb
intrinsics
avx
x86 CPU Dispatching for SSE/AVX in C++
Feb 02, 2026
x86
sse
simd
avx
AV512: Best way to combine horizontal sum and broadcast
Jan 26, 2026
c
intel
avx
avx512
Rotating (by 90°) a bit matrix (up to 8x8 bits) within a 64-bit integer
Jan 01, 2026
c++
bit-manipulation
x86-64
avx
micro-optimization
How to find the index of an element in the AVX vector?
Dec 29, 2025
x86
intrinsics
avx
Why do bit manipulation intrinsics like _bextr_u64 often perform worse than simple shift and mask operations?
Dec 24, 2025
gcc
bit-manipulation
x86-64
intrinsics
avx
How to sum all 32-bit or 64-bit sub-registers in an SSE XMM, or AVX YMM, and ZMM register?
Dec 20, 2025
sse
simd
avx
Using sse and avx intrinsics to add a set of packed singles into one value
Dec 16, 2025
c++
c++11
sse
avx
Optimal uint8_t bitmap into a 8 x 32bit SIMD "bool" vector
Dec 13, 2025
c++11
simd
avx
avx2
Websocket data unmasking / multi byte xor
Dec 08, 2025
c
x86
sse
simd
avx
Does VS2010 SP1 support only part of the AVX instruction set?
Dec 07, 2025
c++
visual-studio-2010
sse
avx
fma
Difference between _mm256_xor_si256() and _mm256_xor_ps()
Dec 07, 2025
intrinsics
avx
avx2
C++ AVX2 Instrinsic function Non-Standard Size
Dec 05, 2025
c++
simd
intrinsics
avx
avx2
Different semantic of comparison intrinsic instructions in avx512?
Dec 05, 2025
c++
sse
intrinsics
avx
avx512
Integer dot product using SSE/AVX?
Dec 03, 2025
c++
vectorization
sse
simd
avx
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