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www.righto.com
| | imapenguin.com
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| | I was recently on a video call with a friend, throwing around some ideas for a new product. I mentioned adding large signed numbers in assembly and using two's complement. He asked me what two's complement was. I was a little surprised that he didn't know. He's been a Java programmer for more than 30 years. Java and Python programmers (and others like gasp Commodore / MicroSoft BASIC) don't have a native unsigned integer type. The language takes care of the details for you.
| | gpfault.net
3.6 parsecs away

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| | [AI summary] The text provides an in-depth exploration of various x86-64 instruction set architectures, focusing on arithmetic operations (ADD, SUB, MUL, SMUL, DIV, SDIV), logical operations (AND, OR, XOR, NOT), and control flow instructions. It details the implementation of these instructions in the QBX virtual machine, emphasizing how they emulate real x86-64 instructions while managing the flags register and handling different operand sizes (8-bit and 16-bit). The text also discusses the nuances of flag handling, register operations, and macro-based code generation to streamline instruction implementation.
| | shellsharks.com
3.3 parsecs away

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| | An introduction to x86 Intel assembly.
| | blog.stephenmarz.com
23.9 parsecs away

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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.