英文: Why is (V)SHUFPS not in Intel's constant time instruction list? 问题 今年早些时候，Intel发布了一份列表，列出了一些...
151评论assembly
cryptography
为什么(V)SHUFPS不在英特尔的常数时间指令列表中？
151评论assembly
cryptography
151评论assembly
cryptography
Coarse-grained multithreading和Fine-grained multithreading的管道约束为什么不同？
英文: why do pipeline constraints of Coarse-grained multithreading and Fine-grained multithreading dif...
129评论multithreading
pipeline
应该选择将静态缓冲区内联存储还是存储在堆上？
英文: Given the choice, should I store my static buffer inline or on the heap? 问题 我已经编写了一个具有静态容量的循环缓冲区...
161评论c++
performance
Why does the opcode for MOV from a segment register not have its low bit set? It's not 8-bit operand-size, so the W bit should be set
汇编手写函数比GCC编译的函数慢。
在不同线程之间更新原子变量的延迟反映
英文: Delay in atomic variable update reflection across threads 问题 I am interested in the exploring th...
149评论c++
multithreading
Sem_t 结构中的信号量是否会填充以满足对齐要求？
Why is Pipelined Processor identified as a SISD?
英文: Why is Pipelined Processor identified as a SISD? 问题 I'm studying pipelined processor and i notic...
114评论cpu-architecture
pipeline
Zen 4核心每个周期是否具有32位精度浮点运算的48个FLOPS？
英文: Does Zen 4 core have 48 flops per cycle for 32-bit precision fp? 问题 由于AMD Zen 4只对矢量数据执行256位宽的操作，...
126评论performance
x86-64
VM操作系统如何在不被主机操作系统/CPU终止的情况下发出特权操作码？
英文: How does the VM OS issue privileged Opcodes without being terminated by the Host OS/CPU? 问题 My u...
108评论operating-system
virtual-machine