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New posts in cpu-architecture
Width of bus betwen cpu cache and cpu
Jun 20, 2026
x86
cpu
cpu-architecture
cpu-cache
amd-processor
Do assembly instructions map 1-1 to machine language?
Jun 18, 2026
assembly
cpu-architecture
machine-code
Bare metal RISC-V CPU - how does the processor know which address to start fetching instructions from?
Jun 17, 2026
assembly
cpu-architecture
elf
riscv
riscv32
Does each Floating point operation take the same time?
Jun 17, 2026
performance
floating-point
cpu-architecture
micro-optimization
alu
Cache memory: What is the difference between a tag and an index?
Jun 16, 2026
caching
cpu
cpu-architecture
memory-address
Why does x86 commonly not allow a destination register that is not the first source register?
Jun 15, 2026
assembly
x86
cpu-architecture
riscv
Why don't x86-64 (or other architectures) implement division by 10?
Jun 14, 2026
x86
cpu-architecture
division
modulo
Is it possible to sample LOAD and STORE instructions at the same time in Intel PEBS sampling?
Jun 14, 2026
linux
performance
cpu-architecture
perf
intel-pmu
How does CPU make data request via TLBs and caches?
Jun 13, 2026
caching
cpu
intel
cpu-architecture
tlb
How is execution resumed after a hardware breakpoint without an infinite loop?
Jun 11, 2026
debugging
gdb
cpu-architecture
breakpoints
Contention for read shared data in memory?
Jun 11, 2026
caching
distributed-computing
cpu-architecture
How do modern Intel x86 CPUs implement the total order over stores
Jun 11, 2026
x86
intel
cpu-architecture
memory-barriers
mesi
which command prompt of Visual Studio I shall use?
Jun 10, 2026
visual-studio
command-prompt
cpu-architecture
ARM Program Counter distinguishing feature
Jun 08, 2026
arm
intel
cpu-architecture
PC VS MAR in Instruction Execution cycle
Jun 05, 2026
cpu-architecture
cpu-registers
ARM Cortex-M3 Startup Code
May 31, 2026
arm
embedded
cpu-architecture
cortex-m
Why wasn't DIV instruction implemented to set the CF instead of raising Exceptions
May 30, 2026
assembly
x86
cpu-architecture
integer-division
instructions
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