cpu-architecture - 與 CAS (compare-and-swap) 相比，LL/SC 的優勢是什么？

[英]Which CPU architectures support Compare And Swap (CAS)?

為什么獲取語義僅用於讀取而不是寫入？ LL/SC 如何在不使用臨界區重新排序存儲的情況下獲取 CAS 鎖定？

[英]Why is acquire semantics only for reads, not writes? How can an LL/SC acquire CAS take a lock without the store reordering with the critical section?

在Intel x86 CPU上最快的比較和交換（CAS）方法？

[英]Fastest way to Compare And Swap (CAS) on Intel x86 CPU?

在調用約定中使用非易失性寄存器有什么好處？

[英]What's the advantage of having nonvolatile registers in a calling convention?

x86 的多階段分頁比單頁表有什么優勢？

[英]What's the advantage of x86's multi stage paging over a single page table?

為什么與 CISC 相比，RISC 架構的較小指令集不一定有助於降低 CPU 時間？

[英]Why is it that the smaller instruction set of RISC architecture's does not necessarily contribute to a lower CPU time when compared to CISC?

使用統一格式的指令有什么好處？

[英]What is the advantage of having instructions in a uniform format?

什么軟件可以充分利用超線程？

[英]what software can take full advantage of hyperthreading?

交換空間和cpu緩存之間有什么區別？

[英]What is the differences between swap space and cpu cache?

與空閑相比，為什么在執行較重的計算時 CPU 會變得更熱？

[英]Why does the CPU get hotter when performing heavier calculations, compared to being idle?

與 CAS (compare-and-swap) 相比，LL/SC 的優勢是什么？

問題描述

1 個解決方案

解決方案1
2 2015-08-20 07:29:20

與 CAS (compare-and-swap) 相比，LL/SC 的優勢是什么？

問題描述

1 個解決方案

解決方案1 2 2015-08-20 07:29:20

解決方案1
2 2015-08-20 07:29:20