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New posts in cpu-architecture
how are barriers/fences and acquire, release semantics implemented microarchitecturally?
Nov 07, 2022
x86
x86-64
cpu-architecture
memory-barriers
micro-architecture
Difference between Memory Mapped I/O and Programmed I/O
Feb 11, 2019
computer-science
cpu-architecture
Why segmentation cannot be completely disable?
Jun 15, 2021
x86
x86-64
cpu-architecture
processor
memory-segmentation
What register in i386 stores the CPL?
Sep 06, 2022
x86
x86-64
cpu-architecture
cpu-registers
i386
Does GCC support multiple target architectures?
Sep 15, 2022
gcc
cpu-architecture
What instruction set is used by Tilera microprocessors?
Nov 11, 2018
compiler-construction
assembly
multicore
cpu-architecture
floating point operations per cycle - intel
Oct 14, 2022
cpu
intel
cpu-architecture
flops
nehalem
Look Through vs Look aside
Oct 17, 2022
caching
memory
cpu-architecture
cpu-cache
functional assembly language [closed]
Aug 29, 2022
assembly
functional-programming
cpu-architecture
BTB size for Haswell, Sandy Bridge, Ivy Bridge, and Skylake?
Sep 26, 2022
x86
cpu
intel
cpu-architecture
branch-prediction
VIPT Cache: Connection between TLB & Cache?
Sep 30, 2022
caching
cpu-architecture
cpu-cache
tlb
mmu
Why not just predict both branches?
Nov 09, 2022
cpu
cpu-architecture
prefetch
branch-prediction
speculative-execution
Is LFENCE serializing on AMD processors?
Feb 26, 2022
x86
intel
cpu-architecture
memory-barriers
amd-processor
Question About x86 I/O Port Addresses and IN/OUT Instructions
Nov 07, 2022
assembly
io
x86
cpu-architecture
Finding prime factors to large numbers using specially-crafted CPUs
Nov 11, 2022
theory
cpu-architecture
bignum
prime-factoring
digital-design
Does each core has its own private set of registers?
Feb 06, 2022
memory
memory-management
cpu-registers
cpu-architecture
Assembly: why some x86 opcodes are invalid in x64?
Jun 25, 2018
assembly
x86
x86-64
cpu-architecture
opcode
What is the "EU" in x86 architecture? (calculates effective address?)
Jun 28, 2018
assembly
x86
cpu-architecture
Why does my empty loop run twice as fast if called as a function, on Intel Skylake CPUs?
Apr 28, 2022
c
performance
assembly
x86-64
cpu-architecture
What happens when different CPU cores write to the same RAM address without synchronization?
Oct 20, 2022
multithreading
x86
cpu-architecture
low-level
lock-free
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