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New posts in cpu-architecture
Would buffering cache changes prevent Meltdown?
Jan 05, 2023
caching
x86
cpu
cpu-architecture
cpu-cache
Is a mov to a segmentation register slower than a mov to a general purpose register?
Jan 04, 2023
assembly
x86
cpu-architecture
memory-segmentation
cpu-cycles
How to use XACQUIRE, XRELEASE Hardware Lock Elision (HLE) prefix hints?
Jan 04, 2023
assembly
x86
x86-64
intel
cpu-architecture
Is test-and-set (or other atomic RMW operation) a privileged instruction on any architecture?
Jan 04, 2023
linux
assembly
operating-system
cpu-architecture
futex
Does Cache empty itself if idle for a long time?
Jan 03, 2023
cpu-architecture
cpu-cache
Do any CPU architectures use Metadata?
Jan 03, 2023
cpu-architecture
Are caches of different level operating in the same frequency domain?
Dec 26, 2022
caching
cpu
cpu-architecture
Conditional jump instructions in MSROM procedures?
Dec 25, 2022
x86
intel
cpu-architecture
branch-prediction
micro-architecture
How does a return address register work in a processor architecture that doesn't store the return address on the stack?
Dec 25, 2022
assembly
cpu-architecture
Does hardware consolidate multiple code operations into one physical CPU operation?
Dec 22, 2022
c++
c
optimization
cpu-architecture
cpu-cache
Is CPU access asymmetric to Network card
Dec 22, 2022
performance
networking
cpu-architecture
Which is faster for bitwise NOT operation: precalculated table or `~`
Dec 21, 2022
c++
cpu-architecture
cpu-cache
micro-optimization
How to force cpu core to flush store buffer in c?
Dec 20, 2022
c
multithreading
x86
cpu-architecture
cpu-cache
Why any modern x86 masks shift count to the 5 low bits in CL
Dec 20, 2022
assembly
x86
cpu-architecture
bit-shift
cpu-registers
Do certain languages have intrinsic processor architectures by-design
Dec 20, 2022
programming-languages
cpu-architecture
why we can't move a 64-bit immediate value to memory?
Dec 16, 2022
assembly
x86-64
cpu-architecture
instruction-set
immediate-operand
Why misaligned address access incur 2 or more accesses?
Dec 15, 2022
performance
cpu
cpu-architecture
computer-architecture
Can out-of-order execution lead to speculative memory accesses?
Dec 14, 2022
x86
arm
cpu-architecture
powerpc
sparc
Can a speculatively executed CPU branch contain opcodes that access RAM?
Dec 12, 2022
cpu
cpu-architecture
speculative-execution
Convert object file to another architecture
Dec 08, 2022
linux
x86
arm
cpu-architecture
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