cpu-architecture

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CPU and Data alignment

Pardon me if you feel this has been answered numerous times, but I need answers to the following queries![详细]

2023-01-02 23:52 分类：问答
Cache consistency & spawning a thread

Background I\'ve been reading through various books and articles to learn about processor caches, cache consistency, and memory barriers in the context of concurrent execution. So far though, I have[详细]

2023-01-02 17:11 分类：问答
What kind of data processing problems would CUDA help with?

I\'ve worked on many data matching problems and very often they boil down to quickly and in parallel running many implementations o开发者_StackOverflow社区f CPU intensive algorithms such as Hamming /[详细]

2023-01-01 13:48 分类：问答
Why are there only four registers?

Why are there only four registers in the most common CPU (x86)?Wouldn\'t there be a huge increase in speed if more regis开发者_StackOverflow中文版ters were added? When will more registers be added?The[详细]

2022-12-31 06:44 分类：问答
cache memory performance

i just have a general ques开发者_开发百科tion about cache memory. How would a program perform badly on a cache based system ? , since cache memory stores adresses from main memory that is requested, a[详细]

2022-12-31 03:03 分类：问答
Maximum memory which malloc can allocate

I was trying to figure out how much memory I can malloc to maximum extent on my machine (1 Gb RAM 160 Gb HD Windows platform).[详细]

2022-12-29 22:07 分类：问答
Python: get windows OS version and architecture

First of all, I don\'t think this question is a duplicate of Detect 64bit OS (windows) in Python because imho it has not been thoroughly answered.[详细]

2022-12-29 05:58 分类：问答
Cycles/byte calculations

In Crypto开发者_如何学编程 communities it is common to measure algorithm performance in cycles/byte. My question is, which parameters in the CPU architecture are affecting this number? Except the cloc[详细]

2022-12-28 19:11 分类：问答
Where in the Fetch-Execute cycle is a value via an address mode decoded

I\'m currently building a small CPU interpreter that has support several addressing modes, including register-deferred and displacement.It utilizes the classic IF-ID-EX-MEM-WB RISC-pipeline.In what st[详细]

2022-12-27 22:43 分类：问答
How can ARM's MOV instruction work with a large number as the second operand?

I just begin to study ARM assembly language, and am not clear about how to use MOV to transfer an immediate number into a register.[详细]

2022-12-27 03:22 分类：问答