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New posts in micro-optimization
C pointers vs direct member access for structs
Nov 04, 2022
c
embedded
pointers
global
micro-optimization
Improving the Quick sort
Aug 18, 2022
c
performance
sorting
micro-optimization
quicksort
Does rearranging a conditional evaluation speed up a loop?
Apr 08, 2022
c++
optimization
micro-optimization
premature-optimization
Which of these pieces of code is faster in Java?
Nov 05, 2022
java
performance
micro-optimization
Implementing "logical not" using less than 5 bitwise operators
Apr 04, 2022
c
bit-manipulation
micro-optimization
Is it possible to check if any of 2 sets of 3 ints is equal with less than 9 comparisons?
Oct 23, 2022
c
performance
bit-manipulation
micro-optimization
Use two loop bodies or one (result identical)?
Sep 23, 2022
c
optimization
caching
cpu
micro-optimization
Is there a performance overhead to a private inner class in Java?
Feb 09, 2022
java
performance
inner-classes
micro-optimization
Can modern x86 implementations store-forward from more than one prior store?
May 19, 2021
performance
assembly
optimization
x86
micro-optimization
Fast signed 16-bit divide by 7 for 6502
Jun 24, 2022
assembly
division
micro-optimization
integer-division
6502
Is there a penalty when base+offset is in a different page than the base?
Jun 07, 2022
performance
assembly
x86
micro-optimization
Why is this assembly code faster?
Oct 28, 2019
c++
performance
x86
lexer
micro-optimization
Micro optimize pointer + unsigned + 1
Apr 09, 2020
c++
performance
optimization
micro-optimization
Fast checking of ranges in Python
Oct 30, 2022
python
optimization
micro-optimization
Why is movl preferred to movb when translating a C downcast from unsigned int to unsigned char?
Feb 01, 2022
c
assembly
gcc
x86
micro-optimization
Is there any performance difference in using int versus int8_t
Sep 20, 2022
c
types
micro-optimization
Why does gcc compile f(1199) and f(1200) differently?
Sep 20, 2022
c
gcc
arm
micro-optimization
On improving Haskell's performance compared to C in fibonacci micro-benchmark
Mar 22, 2022
performance
haskell
ghc
micro-optimization
microbenchmark
The advantages of using 32bit registers/instructions in x86-64
Sep 19, 2022
gcc
assembly
x86-64
micro-optimization
Copying a bool from a parameter to a global - comparing compilers output
Apr 05, 2022
c++
assembly
x86
compiler-optimization
micro-optimization
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