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New posts in avx
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
How to divide a __m256i vector by an integer variable?
Feb 01, 2020
optimization
x86
simd
avx
avx2
What is the fastest way to count the number of nonzero entries in an __mm256 vector?
Jun 09, 2022
algorithm
vector
simd
avx
avx2
SIMD - AVX - masking with non-zero value instead of highest bit
May 20, 2022
c
simd
avx
Manual vectorization using AVX vector intrinsics only runs about the same speed as 4 scalar FP adds on Ryzen?
Mar 03, 2022
c
assembly
x86
cpu-architecture
avx
g++: No Such Instruction with AVX
Jun 26, 2022
macos
g++
macports
avx
unresolved external symbol __mm256_setr_epi64x
Sep 05, 2018
c++
visual-studio-2012
intrinsics
avx
msvc12
Where is Clang's '_mm256_pow_ps' intrinsic?
Nov 15, 2020
clang
intel
sse
intrinsics
avx
How do the shuffle/permute intrinsics work for 256 bit pd?
Sep 09, 2021
c++
intrinsics
avx
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