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New posts in cpu-architecture
Which CPU architectures support Compare And Swap (CAS)?
Sep 01, 2022
multithreading
multicore
atomic
cpu-architecture
Temporal vs Spatial Locality with arrays
Sep 01, 2022
arrays
caching
cpu-architecture
cpu-cache
Why is the size of L1 cache smaller than that of the L2 cache in most of the processors?
Aug 31, 2022
caching
memory
cpu-architecture
processor
cpu-cache
Why is Intel Haswell XEON CPU sporadically miscomputing FFTs and ART?
Sep 25, 2022
intel
cpu-architecture
processor
avx2
How has CPU architecture evolution affected virtual function call performance?
Oct 28, 2018
x86
cpu
cpu-architecture
virtual-functions
branch-prediction
Why is the page size of Linux (x86) 4 KB, how is that calculated?
Aug 31, 2022
linux
x86
kernel
cpu-architecture
How to find the size of the L1 cache line size with IO timing measurements?
Aug 31, 2022
c++
c
performance
caching
cpu-architecture
Can x86's MOV really be "free"? Why can't I reproduce this at all?
Apr 12, 2019
c
assembly
x86
cpu-architecture
micro-optimization
Undefined symbols for architecture x86_64 on Xcode 6.1
May 23, 2018
ios
xcode
cpu-architecture
API call to get processor architecture
Nov 11, 2022
android
cpu-architecture
Why is __int128_t faster than long long on x86-64 GCC?
Sep 12, 2022
c++
performance
x86-64
cpu-architecture
integer-division
How exactly do partial registers on Haswell/Skylake perform? Writing AL seems to have a false dependency on RAX, and AH is inconsistent
Apr 05, 2019
assembly
x86
intel
cpu-architecture
micro-optimization
what is a store buffer?
Oct 26, 2022
architecture
hardware
intel
cpu-architecture
Determining the CPU architecture of a static library (LIB) on Windows
Aug 29, 2022
windows
64-bit
static-libraries
cpu-architecture
libpng
Porting 32 bit C++ code to 64 bit - is it worth it? Why?
Aug 29, 2022
c++
x86
64-bit
x86-64
cpu-architecture
How does x86 pause instruction work in spinlock *and* can it be used in other scenarios?
Dec 27, 2017
multithreading
x86
cpu-architecture
instructions
spinlock
How to use Fused Multiply-Add (FMA) instructions with SSE/AVX
Aug 21, 2022
c
sse
cpu-architecture
avx
fma
How are x86 uops scheduled, exactly?
Apr 07, 2022
performance
optimization
x86
intel
cpu-architecture
Why is division more expensive than multiplication?
Sep 12, 2022
performance
division
cpu-architecture
multiplication
Is x86 RISC or CISC? [closed]
Aug 28, 2022
x86
cpu
cpu-architecture
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