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New posts in sse
Using std::atomic with aligned classes
May 05, 2022
c++
c++11
sse
Why does gcc/clang use two 128bit xmm registers to pass a single value?
Jan 22, 2022
c++
c
assembly
clang
sse
When program will benefit from prefetch & non-temporal load/store?
Sep 27, 2022
c
sse
prefetch
temporal
Am I breaking strict aliasing rules?
Aug 11, 2022
c++
c++11
sse
strict-aliasing
8 bit shift operation in AVX2 with shifting in zeros
Jan 20, 2018
c
sse
simd
avx
avx2
G++ SSE memory alignment on the stack
Oct 04, 2022
c++
assembly
memory-management
alignment
sse
Does the Linux kernel have its own SSE/AVX context?
Oct 30, 2021
linux-kernel
sse
kernel-module
avx
Optimizing variable-length encoding
Oct 01, 2022
c++
c
assembly
sse
Does compiler use SSE instructions for a regular C code?
Sep 16, 2022
c
compilation
compiler-optimization
sse
simd
Fastest way to expand bits in a field to all (overlapping + adjacent) set bits in a mask?
Nov 19, 2022
c
assembly
x86
sse
avx
Is an __m128i variable zero?
Nov 06, 2020
c++
c
intel
sse
simd
SIMD signed with unsigned multiplication for 64-bit * 64-bit to 128-bit
Oct 04, 2020
c
x86
integer
bit-manipulation
sse
Strict aliasing, -ffast-math and SSE
Oct 27, 2021
c++
clang
sse
strict-aliasing
fast-math
Compute the absolute difference between unsigned integers using SSE
Oct 15, 2022
c++
unsigned
sse
Horizontal minimum and maximum using SSE
May 20, 2019
c++
max
sse
minimum
avx
Using SIMD on amd64, when is it better to use more instructions vs. loading from memory?
Oct 16, 2022
x86-64
sse
simd
avx
microbenchmark
How do you populate an x86 XMM register with 4 identical floats from another XMM register entry?
Nov 18, 2022
c++
c
x86
inline-assembly
sse
How to allocate 16byte memory aligned data
Oct 15, 2022
c
memory
sse
icc
What is the fastest way to test if a double number is integer (in modern intel X86 processors)
Jul 23, 2018
c
optimization
assembly
x86
sse
Fast counting the number of set bits in __m128i register
Sep 05, 2022
c
sse
simd
sse2
hammingweight
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