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New posts in micro-optimization

Micro Optimization of a 4-bucket histogram of a large array or list

c# optimization histogram simd micro-optimization

Fast BCD addition

c algorithm bit-manipulation micro-optimization bcd

What is the optimal way for reading the contents of a webpage into a string in Java?

java string optimization inputstream micro-optimization

Efficient extraction of first/only key in a dictionary

python performance dictionary optimization micro-optimization

Is calling `add` on a memory location faster than calling it on a register and then moving the value?

assembly x86 x86-64 micro-optimization

Cost of a 64bits jump, always 10-22 cycles the first time?

x86 x86-64 cpu-architecture micro-optimization branch-prediction

Rotating (by 90°) a bit matrix (up to 8x8 bits) within a 64-bit integer

c++ bit-manipulation x86-64 avx micro-optimization

Saturate short (int16) in C++

c++ compiler-optimization micro-optimization

What are the pros and cons of int, unsigned int, uint_fastN_t, and int_fastN_t?

c performance integer micro-optimization

Efficient AVX2 implementation of a 17x17-bit squaring operation with result truncation

algorithm assembly bit-manipulation micro-optimization avx2

Adding a byte from memory to the AX register

assembly x86-16 masm micro-optimization zero-extension

How much faster are SSE4.2 string instructions than SSE2 for memcmp?

assembly x86 sse micro-optimization sse4

How to get gcc to generate decent code that checks if a buffer is full of NUL bytes?

c gcc x86 micro-optimization

Efficient division operator for 3D vectors

c++ operator-overloading division sfinae micro-optimization

Can accessing uninitialized values result in a performance hit?

c++ performance optimization micro-optimization initialization

Is there any point in creating a second column optimized for FULLTEXT searches?

sql mysql optimization full-text-search micro-optimization

Does the order of class members affect access speed?

c++ performance micro-optimization class-members addressing-mode

Is CMOVcc considered a branching instruction?

assembly x86-64 cpu-architecture micro-optimization branch-prediction
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