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New posts in avx
Storing individual doubles from a packed double vector using Intel AVX
Sep 07, 2022
x86
x86-64
sse
avx
AVX convert 64 bit integer to 64 bit float
Jun 08, 2022
c++
c
casting
avx
Optimize extraction of 64 bit value from AVX2 register
Oct 31, 2015
c
sse
avx
avx2
How to access SIMD vector elements when overloading array access operators?
Aug 22, 2021
c++
operator-overloading
clang
simd
avx
Intel SIMD - How can I check if an __m256* contains any non-zero values
Jul 11, 2018
c++
simd
intrinsics
avx
Get an arbitrary float from a simd register at runtime?
Sep 15, 2022
x86
sse
simd
avx
avx2
Why using AVX ymm(m256) instructions is ~4 times slower than xmm(m128)
Oct 22, 2022
assembly
x86
sse
avx
amd-processor
Disabling all AVX512 extensions
May 09, 2022
gcc
avx
instruction-set
avx512
Which AVX and march should be specified on a cluster with different architectures?
Aug 31, 2022
c
compiler-optimization
hpc
avx
icc
Convert "__m256 with random-bits" into float values of [0, 1] range
Mar 15, 2022
c++
random
floating-point
simd
avx
Comparison with NaN using AVX
Jan 14, 2021
c++
c
simd
avx
AVX alternative of AVX2's vector shift?
Mar 21, 2022
c++
bitwise-operators
bit-shift
avx
avx2
AVX2 float compare and get 0.0 or 1.0 instead of all-0 or all-one bits
Oct 14, 2021
c++
sse
simd
avx
avx2
AVX 4-bit integers
Mar 10, 2022
c++
c
vectorization
intrinsics
avx
Can VMs on Google Compute detect when they've been migrated?
Oct 14, 2022
virtual-machine
google-compute-engine
avx
avx512
How to tell gcc that the data pointed to by a pointer will always be aligned?
Nov 11, 2022
c
gcc
memory
avx
What is the difference between shuffle and permute
Nov 07, 2022
x86
intel
simd
naming
avx
Multiply-add vectorization slower with AVX than with SSE
Sep 15, 2022
c++
performance
optimization
sse
avx
SSE loading ints into __m128
Nov 04, 2020
c
gcc
sse
avx
compiling AVX2 program
Oct 18, 2022
c
gcc
avx
avx2
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