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www.ralfj.de | ||
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raphlinus.github.io
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| | | | | Blog of Raph Levien. | |
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www.playembedded.org
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| | | | | Pointers can be a daunting concept for those new to the C programming language, but they are a very powerful tool that can greatly improve the efficiency of your code. In this article, we will demystify pointers and explain how they work, why they | |
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coredumped.dev
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| | | | | In this post, we are going to take a deep dive into pointer tagging, where metadata is encoded into a word-sized pointer. Doing so allows us to keep a compact representation that can be passed around in machine registers. This is very common in implementing dynamic programming languages, but can really be used anywhere that additional runtime information is needed about a pointer. We will look at a handful of different ways these pointers can be encoded and see how the compiler can optimize them for diff... | |
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blog.stephenmarz.com
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| | | [AI summary] The text provides an in-depth explanation of how C programs are compiled into assembly and machine code, focusing on various aspects such as data types, memory sections, control structures, and the role of the compiler in making decisions about load/store operations and shifts. It covers topics like data type conversions, padding in structures, global variables, and branch instructions for conditions and loops. The text also mentions the importance of understanding assembly for learning how compilers work and the use of tools like objdump for analyzing compiled code. | ||
