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New posts in avx
AVX 3.6x slower than IA32 in simple benchmark involving <cmath> operations - why so? (VS2013)
Mar 31, 2026
c++
visual-studio
sse
simd
avx
Allocating memory for __m256i [duplicate]
Mar 27, 2026
c
ubuntu
gcc
x86
avx
What is the fastest/best way to combine registers with arbitrary lane selections in AVX/SSE?
Mar 27, 2026
intel
sse
intrinsics
avx
How does the _mm256_shuffle_epi8 make sense in this Game of Life implementation?
Mar 25, 2026
c++
intrinsics
avx
conways-game-of-life
Implict SSE/AVX loads/stores and the stack
Mar 25, 2026
sse
avx
SSE/AVX floating point convert exceptions
Mar 24, 2026
floating-point
sse
avx
floating-point-exceptions
Docker and -march native
Mar 24, 2026
docker
gcc
x86-64
cpu-architecture
avx
Optimising 2D rotation
Mar 20, 2026
c++
opencv
optimization
avx
What's the difference between the XOR instructions "VPXORD", "VXORPS" and "VXORPD" in Intel's AVX2
Mar 18, 2026
x86
cpu-architecture
avx
avx2
avx512
Seeded Random Uniform float generator using SIMD? [duplicate]
Mar 18, 2026
c++
random
floating-point
simd
avx
SIMD transpose when row size is greater than vector width
Mar 15, 2026
matrix
transpose
simd
avx
avx2
AVX vs. SSE: expect to see a larger speedup
Mar 02, 2026
performance
sse
simd
avx
Is there a way to mask one end of a __m128i register based on mask length that is not known at compile time?
Mar 01, 2026
sse
simd
avx
Collapse __mask64 aka 64-bit integer value, counting nibbles that have all bits set?
Mar 01, 2026
c++
bit-manipulation
avx
avx512
Illegal instruction from VS C++ on Windows
Feb 26, 2026
c++
assembly
visual-c++
avx
illegal-instruction
Detecting SIMD instruction sets to be used with C++ Macros in Visual Studio 2015
Feb 23, 2026
c++
visual-studio-2015
sse
avx
instruction-set
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
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