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New posts in micro-optimization

Should I aggressively release memory while reading a file line by line in Perl?

Long latency instruction

Why is this reordering of sub and mul instructions helpful?

3D Morton code computation utilizing carry-less multiplication

x86 assembly - optimization of clamping rax to [ 0 .. limit )

Why does some Windows booloader code zero registers with `sub` instead of `xor`?

Does it make sense to use a relaxed load followed by a conditional fence, if I don't always need acquire semantics?

How can I resolve data dependency in pointer arrays?

Optimize lookup tables to simple ALU

A checklist for Spacy optimization?

Why dependency in a loop iteration can't be executed together with the previous one

Is it possible to make MSVC's __assume(0) aka std::unreachable() actually optimize?

Why doesn’t Clang use vcnt for __builtin_popcountll on AArch32?

MSVC C++ compiler giving inconsistent performance on different builds of the same code when using [[unlikely/likely]] attributes [duplicate]