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New posts in simd
What is the penalty of mixing EVEX and VEX encoded scheme?
Nov 13, 2018
assembly
x86
simd
avx512
Can I use SIMD for speeding up string manipulation?
Sep 13, 2022
c++
c
string
optimization
simd
SSE2: Double precision log function
Mar 21, 2022
c++
c
optimization
sse
simd
Check XMM register for all zeroes
Nov 03, 2022
c++
sse
simd
intrinsics
SIMD vs Vector architectures
Nov 16, 2022
simd
computer-architecture
Fastest way to unpack 32 bits to a 32 byte SIMD vector
Jan 01, 2017
x86
simd
avx
bitmask
avx2
Do all CPUs which support AVX2 also support SSE4.2 and AVX?
Nov 13, 2022
sse
simd
avx
avx2
Storing two x86 32 bit registers into 128 bit xmm register
Mar 28, 2022
assembly
x86
simd
sse
What are the 128-bit to 512-bit registers used for?
Mar 17, 2022
assembly
x86-64
sse
simd
cpu-registers
Most efficient way to check if all __m128i components are 0 [using <= SSE4.1 intrinsics]
Nov 29, 2021
c++
integer
sse
simd
intrinsics
AVX2 slower than SSE on Haswell
May 18, 2017
c++
x86
sse
simd
avx2
How to convert a binary integer number to a hex string?
Nov 06, 2022
assembly
x86
hex
simd
avx512
how to work with 128 bits C variable and xmm 128 bits asm?
Mar 30, 2022
c
sse
simd
SSE micro-optimization instruction order
Feb 20, 2022
c++
optimization
sse
simd
micro-optimization
approximating log10[x^k0 + k1]
Oct 16, 2021
optimization
math
sse
simd
approximation
Vectorize a function in clang
Oct 29, 2022
c++
vector
simd
clang++
gcc, simd intrinsics and fast-math concepts
Oct 14, 2022
gcc
simd
intrinsics
fast-math
Packing and de-interleaving two __m256 registers
Apr 18, 2022
c++
x86
simd
avx
avx2
Why both? vperm2f128 (avx) vs vperm2i128 (avx2)
Nov 15, 2022
intel
simd
avx
avx2
Is there a good double-precision small matrix SIMD library for x86?
Oct 01, 2018
c++
sse
simd
matrix-multiplication
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