#今日看了什么
https://zhuanlan.zhihu.com/p/618704031

Chips and Cheese
AMD’s HD 6950 vs RX 6900 XT: What Does Adding 50 Do?
#ChipAndCheese

Telegraph | source
(author: clamchowder)

Telegraph

AMD’s HD 6950 vs RX 6900 XT: What Does Adding 50 Do?

Note the publish day of this article. There will be a proper one on Terascale 3 later on, don’t worry. But for now, happy April Fools Day! Prestige is everything for computer hardware manufacturers. A few percentage points may not make or break someone’s…

#今日看了什么
https://github.com/corundum/corundum

GitHub

GitHub - corundum/corundum: Open source FPGA-based NIC and platform for in-network compute

Open source FPGA-based NIC and platform for in-network compute - corundum/corundum

乐，verilator 成功 fuzz 出了 clang 的锅

Daniel Lemire's blog
C++20: consteval and constexpr functions

Telegraph | source

Telegraph

C++20: consteval and constexpr functions

Optimizing compilers seek try to push as much of the computation as possible at compile time. In modern C++, you can declare a function as ‘constexpr’, meaning that you state explicitly that the function may be executed at compile time. The constexpr qualifier…

#XiangShan
Good first commit
https://github.com/OpenXiangShan/XiangShan/commit/74ce17eecec542cf69b92391d36cf085fd193c2a

GitHub

tage: rewrite TageTable to adapt BATAGE · OpenXiangShan/XiangShan@74ce17e

BUGGY and not compilable

modification:
- Add up down counter to TageEntry
- Rewrite update logic
- Remove legacy debug code

#龙芯 #JamesAslan
速报
https://zhuanlan.zhihu.com/p/616648182

知乎专栏

华为鲲鹏920 TSV110微架构（下）:初露锋芒，砥砺前行

幕间在上篇中我们主要探究了鲲鹏920 TSV110微架构的取指前端和后端执行单元配置，下篇我们继续探究Mid Core、访存子系统、核外系统。 JamesAslan：华为鲲鹏920 TSV110微架构评测（上）:初露锋芒，砥砺前行Mid Core…

Easton Man's Channel

M1 chip Explainer 070.pdf

叹为观止！叹为观止！
如耀眼明珠，璀璨夺目！
简直是工程奇迹，太恐怖了

#学习
https://wiki.nikiv.dev/hardware/cpu/

wiki.nikiv.dev

CPU | Everything I Know

Personal knowledge wiki

#学习

https://github.com/name99-org/AArch64-Explore

恐怖！恐怖+1

GitHub

GitHub - name99-org/AArch64-Explore

Contribute to name99-org/AArch64-Explore development by creating an account on GitHub.

#学习
Apple M1 逆向

恐怖！太恐怖了！

M1 chip Explainer 070.pdf

34.2 MB

Easton Man's Channel

Sysadmin 3 surprising things Linux sysadmins can do with systemdalansmitheeThu, 03/23/2023 - 03:00 It's not just for making your computer boot faster. Download our new systemd eBook for Linux sysadmins for more tips. When it first started out, there was…

这玩意有点吵，unsub了

Sysadmin

3 surprising things Linux sysadmins can do with systemdalansmitheeThu, 03/23/2023 - 03:00
It's not just for making your computer boot faster. Download our new systemd eBook for Linux sysadmins for more tips.

When it first started out, there was a lot of press about systemd and its ability to speed up boot time. That feature had a mostly-universal appeal (it's less important to…

source
(author: alansmithee)

Chips and Cheese
Raytracing on AMD’s RDNA 2/3, and Nvidia’s Turing and Pascal
#ChipAndCheese

Telegraph | source
(author: clamchowder)

Telegraph

Raytracing on AMD’s RDNA 2/3, and Nvidia’s Turing and Pascal

Raytracing aims to accurately model light by following the paths of light rays and seeing what they hit. However, raytracing is quite expensive compared to say, calculating light values by taking a pixel’s distance to light sources and doing an inverse square…

Daniel Lemire's blog
Can GPT pass my programming courses?

Telegraph | source

Telegraph

Can GPT pass my programming courses?

Professeur Caplan reports that ChatGPT, the new AI that is all the rage, can pass his economics midterm and get an A. What about computer science ? I submitted to GPT one problem I offer my students… Write a Java program that calculates the sum of numbers…

Enable Sysadmin
How to create multidomain web applications with Podman and Nginx

Learn how to use Podman and Nginx to work with applications from different domains on the same host.

source
(author: Alexon Oliveira)

Daniel Lemire's blog
Counting cycles and instructions on ARM-based Apple systems

Telegraph | source

Telegraph

Counting cycles and instructions on ARM-based Apple systems

In my blog post Counting cycles and instructions on the Apple M1 processor, I showed how we could have access to “performance counters” to count how many cycles and instructions a given piece of code took on ARM-based mac systems. At the time, we only had…

Enable Sysadmin
Not applying updates? You're doing it wrong

All your excuses for not doing updates—from fear of downtime to concerns about testing—are wrong.

source
(author: Scott McBrien)