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New posts in simd
Count leading zeros in __m256i word
Sep 15, 2022
c
x86
simd
intrinsics
avx
How to perform uint32/float conversion with SSE?
Jan 12, 2022
c
x86
sse
simd
Why do processors with only AVX out-perform AVX2 processors for many SIMD algorithms?
Sep 17, 2019
c#
c++
simd
avx
avx2
Which one is better, gcc or armcc for NEON optimizations?
Jun 18, 2021
embedded
arm
simd
neon
cortex-a8
Fast interleave 2 double arrays into an array of structs with 2 float and 1 int (loop invariant) member, with SIMD double->float conversion?
Oct 04, 2022
c++
x86
simd
intrinsics
avx
Using SIMD/AVX/SSE for tree traversal
Apr 12, 2019
performance
assembly
simd
micro-optimization
avx
SSE2 intrinsics - comparing unsigned integers
Nov 08, 2022
c++
x86
sse
simd
intrinsics
Best way to shuffle 64-bit portions of two __m128i's
Aug 03, 2020
intel
sse
simd
intrinsics
Alignment of multi-dimensional array for omp simd
May 15, 2019
fortran
openmp
simd
How to make the most of SIMD in OpenCL?
May 22, 2022
opencl
gpgpu
simd
spmd
Why can't gcc or clang properly @encode SIMD vector types?
May 08, 2021
objective-c
vector
clang
simd
objective-c-runtime
Optimizing horizontal boolean reduction in ARM NEON
Apr 26, 2022
arm
simd
neon
Fastest way to perform AVX inner product operations with mixed (float, double) input vectors
Nov 10, 2019
c++
vectorization
simd
avx
sse2
efficient way to convert scatter indices into gather indices?
Dec 25, 2020
sse
simd
vectorization
altivec
stream-compaction
Loading data for GCC's vector extensions
Nov 14, 2019
gcc
checksum
vectorization
simd
Permuting bytes inside SSE __m128i register
Dec 13, 2018
optimization
sse
simd
Best way to load/store from/to general purpose registers to/from xmm/ymm register
Nov 03, 2022
assembly
x86
simd
sse2
avx2
Jump back some iterations for vectorized remainder loop
Feb 24, 2022
c
performance
assembly
x86
simd
does gcc's __builtin_cpu_supports check for OS support?
Mar 24, 2021
c
gcc
simd
intrinsics
instruction-set
Why does this code snippet produce radically different assembly code in C and C++?
Oct 24, 2020
c++
c
gcc
assembly
simd
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