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New posts in micro-optimization
Is the python "elif" compiled differently from else: if?
Nov 03, 2022
java
python
c++
if-statement
micro-optimization
Using SIMD/AVX/SSE for tree traversal
Apr 12, 2019
performance
assembly
simd
micro-optimization
avx
Is it possible to have only one comparison per iteration of a binary search algorithm?
Mar 22, 2019
c
algorithm
optimization
micro-optimization
Is it worth writing part of code in C instead of C++ as micro-optimization?
Oct 25, 2022
c++
c
performance
micro-optimization
How to speed up tricky random number generation
Nov 12, 2022
c
performance
math
assembly
micro-optimization
Use of lazy val for caching string representation
May 20, 2022
scala
lazy-evaluation
micro-optimization
Parsing binary file too slow in C++ using memory-mapped files
Nov 17, 2022
c++
optimization
memory-mapped-files
micro-optimization
fastest way to convert two-bit number to low-memory representation
Oct 15, 2021
c++
performance
micro-optimization
What is an efficent way to compute floor(log(m / n)), where m and n are integers?
Apr 03, 2022
c
assembly
optimization
micro-optimization
Fully utilizing pipelines on kaby lake
Nov 16, 2022
performance
assembly
x86-64
micro-optimization
avx2
May there be any penalties when using 64/32-bit registers in Long mode?
Sep 11, 2022
assembly
optimization
x86
micro-optimization
Fastest polling loop - how can I trim 1 CPU cycle?
Mar 23, 2022
assembly
micro-optimization
cortex-m3
Is there overhead using PHP Doc comments vs regular comments?
Oct 16, 2020
php
comments
micro-optimization
Code alignment dramatically affects performance
Aug 30, 2022
c++
performance
assembly
x86
micro-optimization
Fast search of some nibbles in two ints at same offset (C, microoptimisation)
Jan 21, 2022
c
optimization
micro-optimization
Why is `-1 * x` faster than `-x` and why?
Jan 04, 2021
ruby
micro-optimization
In x86-64 asm: is there a way of optimising two adjacent 32-bit stores / writes to memory if the source operands are two immediate values?
Aug 30, 2022
assembly
optimization
x86-64
micro-optimization
Branch on ?: operator?
Oct 23, 2022
c++
compiler-construction
hardware
micro-optimization
Which integer operations have higher performance alternate methods in Rust?
Dec 22, 2021
rust
micro-optimization
llvm-codegen
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