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New posts in cpu-architecture
Why are CISC processors harder to pipeline? In what sense are some instructions "more complex" than others?
Oct 16, 2022
x86
cpu-architecture
instruction-set
pipelining
Why does jmpq of x86-64 only need 32-bit length address?
Sep 16, 2022
assembly
x86-64
cpu-architecture
machine-code
instruction-encoding
Will an app built with only armeabi run on armeabi-v7a devices?
Oct 23, 2022
android
build
xamarin.android
xamarin
cpu-architecture
How does mtune actually work?
Nov 30, 2019
gcc
optimization
cpu-architecture
instructions
instruction-set
What specifically marks an x86 cache line as dirty - any write, or is an explicit change required?
Feb 15, 2022
x86
x86-64
cpu-architecture
cpu-cache
memory-bandwidth
CPU and GPU differences
Sep 13, 2022
gpu
cpu
cpu-architecture
Instruction decoding when instructions are length-variable
Nov 16, 2022
assembly
cpu-architecture
microprocessors
How does memory reordering help processors and compilers?
Apr 17, 2022
java
multithreading
optimization
compiler-optimization
cpu-architecture
How do I find my CPU topology?
May 27, 2017
linux
cpu
cpu-architecture
Avoid stalling pipeline by calculating conditional early
Aug 29, 2022
performance
language-agnostic
compiler-optimization
cpu-architecture
branch-prediction
Assembler : why BCD exists?
Nov 12, 2022
assembly
x86
cpu-architecture
dataformat
bcd
Would there be any point in designing a CPU that could handle IL directly?
Nov 18, 2022
c#
performance
compiler-construction
cpu
cpu-architecture
Can two processes simultaneously run on one CPU core?
Apr 10, 2014
cpu-architecture
multicore
multitasking
hyperthreading
Why does CLFLUSH exist in x86?
Sep 14, 2022
x86
cpu-architecture
cpu-cache
cache-invalidation
persistent-memory
Why are Intel x87 registers 80 bits wide?
Sep 10, 2015
assembly
x86
intel
cpu-architecture
x87
What does "subsequent read" mean in the context of volatile variables?
Aug 23, 2022
java
multithreading
cpu-architecture
How does Spectre attack read the cache it tricked CPU to load?
Nov 18, 2022
security
cpu
cpu-architecture
spectre
side-channel-attacks
whats the purpose of x86 cr0 WP bit?
Oct 16, 2022
assembly
x86
operating-system
intel
cpu-architecture
Definition/meaning of Aliasing? (CPU cache architectures)
Sep 11, 2022
caching
architecture
cpu-architecture
cpu-cache
Are armv8 and arm64 the same?
Mar 13, 2022
ios
xcode
cpu-architecture
arm64
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