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New posts in avx
Fast SIMD extraction of variable-sized fields with byte delimiter
Sep 16, 2026
x86
simd
avx
avx2
int8 x uint8 matrix-vector product with column-major layout
Sep 15, 2026
assembly
x86
simd
sse
avx
What is the purpose of the MoveMask for SSE and AVX
Sep 14, 2026
.net-core
f#
x86
sse
avx
Is it possible to sum every 3 neighbouring elements in an array and make each of them equal to the sum using vector instructions?
Sep 15, 2026
assembly
x86
simd
avx
gcc: Optimize single function with `-mavx -mprefer-avx128`
Sep 13, 2026
c
gcc
compiler-optimization
avx
What is the "correct" way to go from avx/sse masks to avx512 masks?
Sep 13, 2026
c++
sse
avx
avx512
SIMD: Accumulate Adjacent Pairs
Sep 11, 2026
c++
sse
simd
intrinsics
avx
Does anyone have an example where _mm256_stream_load_si256 (non-tempral load to bypasse cache) actually improves performance?
Sep 08, 2026
performance
x86
cpu-architecture
hpc
avx
Overloading conflict with vector types __m128, __m256 in GCC
Sep 09, 2026
gcc
operator-overloading
sse
avx
mingw-w64
Differences between AVX and AVX2
Sep 06, 2026
x86
matrix-multiplication
simd
avx
avx2
Looking for an efficient function to find an index of max element in SIMD vector using a library
Sep 04, 2026
c++
optimization
simd
avx
vector-class-library
Fastest way to mask out bytes higher than separator position with SIMD
Sep 04, 2026
c++
assembly
optimization
simd
avx
Does AVX/AVX2 "exists" on each core?
Sep 02, 2026
c++
cpu-architecture
simd
avx
avx2
Why does gcc -O3 handle avx256 compare intrinsic differently than gcc -O0 and clang?
Aug 30, 2026
c
gcc
simd
intrinsics
avx
Leveraging and optimizing SIMD for matrix axis looping in cython
Aug 13, 2026
cython
simd
avx
auto-vectorization
AVX2: segmentation fault when assigning to __m256i class member
Aug 09, 2026
c++
segmentation-fault
memory-alignment
avx
avx2
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