Counting bits set, computing parity (1 if an odd number of bits set, 0 otherwise), swapping values, reversing bit sequences, modulus division.

This project provides code snippets of Sean Anderson's compilation of bit manipulation tricks in Python to make it easy to follow for those who do not have ...

2 июл. 2023 г. · I'm familiar with the basic/common "bit twiddling" hacks, such as shifting to multiply/divide by 2. There must be so much more you can do on the bit level. Bit Twiddling Hacks : r/cpp - Reddit Stanford Bit Twiddling Hacks : r/programming - Reddit Bit Twiddling Hacks [Bitwise Arithmetic, Bitshifting, Math ... Другие результаты с сайта www.reddit.com

Bit hacks are ingenious little programming tricks that manipulate integers in a smart and efficient manner.

Bit Twiddling Hacks · Compute the sign of an integer · Detect if two integers have opposite signs · Compute the integer absolute value (abs) without branching.

23 авг. 2024 г. · It focuses on low level optimizations, often by using SIMD, avoiding division, and being generally clever.

25 нояб. 2023 г. · The Bit Twiddling Hacks website collects an array of useful code fragments that implement some very specific computations very efficiently.

Addition and subtraction of exactly two arbitrary width fields packed into a register can be done with around 5 typical machine instructions. For example, ...

10 нояб. 2016 г. · Assume that a long is 32 bits. The ~0UL is a bit pattern of all ones i.e. 0xffffffff. Now divide by 255 or 0xff giving 0x01010101. Is bit twiddling a good test for embedded engineer [closed] SWAR byte counting methods from 'Bit Twiddling Hacks' Bit Counting in C similar to bit twiddling hack - Stack Overflow Python equivalent of C code from Bit Twiddling Hacks? Другие результаты с сайта stackoverflow.com