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New posts in avx
Efficient way of rotating a byte inside an AVX register
Mar 06, 2022
c
sse
simd
avx
avx2
Count leading zero bits for each element in AVX2 vector, emulate _mm256_lzcnt_epi32
Mar 17, 2022
bit-manipulation
simd
avx
avx2
avx512
Have different optimizations (plain, SSE, AVX) in the same executable with C/C++
Mar 21, 2022
c++
c
compiler-construction
sse
avx
Sorting 64-bit structs using AVX?
Sep 14, 2022
c++
intrinsics
avx
How to square two complex doubles with 256-bit AVX vectors?
Oct 14, 2022
c
simd
complex-numbers
intrinsics
avx
Is _mm_broadcast_ss faster than _mm_set1_ps?
Feb 04, 2022
vectorization
avx
Avoiding AVX-SSE (VEX) Transition Penalties
Sep 26, 2022
assembly
x86
sse
avx
micro-optimization
Why is tan slower in context than when isolated?
Sep 28, 2022
c
performance
x86
clang
avx
Select unique/deduplication in SSE/AVX
Mar 30, 2021
algorithm
assembly
sse
simd
avx
(Vec4 x Mat4x4) product using SIMD and improvements
Jan 12, 2022
c++
matrix
simd
avx
sse3
Why dont use the AVX Registers as a ultra fast cache?
Sep 13, 2022
performance
assembly
sse
cpu-registers
avx
Automatically generate FMA instructions in MSVC
Aug 20, 2022
c++
visual-c++
x86
avx
fma
Computing 8 horizontal sums of eight AVX single-precision floating-point vectors
Aug 03, 2021
optimization
intrinsics
avx
low-level
Efficiently gather individual bytes, separated by a byte-stride of 4
Feb 27, 2022
c
intrinsics
avx
Need for fast data demuxing in C# by using multi-threading, AVX, GPU or whatever
Apr 20, 2022
c#
multithreading
algorithm
performance
avx
Preventing GCC from automatically using AVX and FMA instructions when compiled with -mavx and -mfma
Jun 21, 2020
c++
gcc
vectorization
avx
fma
Large (0,1) matrix multiplication using bitwise AND and popcount instead of actual int or float multiplies?
Mar 28, 2021
c++
sse
matrix-multiplication
avx
bitset
How to align stack at 32 byte boundary in GCC?
Oct 23, 2022
gcc
stack
sse
avx
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