Is this a missed optimization in GCC, loading an 16-bit integer value from .rodata instead of an imm...

How is a critical path formed when there is a data dependency between a loop iterations while a CPU ...

Why is POP slow when using register R12?...

Is it more efficient to multiply within the address displacement or outside it?...

what is faster: in_array or isset?...

What is faster in Python, "while" or "for xrange"...

Should I use Java's String.format() if performance is important?...

How to unroll a loop of a dot product in mips after re-ordering instructions?...

Most compact way to test for a negative number in x86 assembly?...

test $x,%dil vs. test $x,%edi...

Why should code be aligned to even-address boundaries on x86?...

Any possible code that can flip a bit/integer/bool between 0 and 1 in single CPU instruction...

A checklist for Spacy optimization?...

Delete a node from a linked list in C...

Perf record after my code reaches a certain point?...

X86: How to set lower half of xmm0 to 0, without affecting the upper half?...

Passing a struct with constant data to a function in C...

Testing an Algorithms speed. How?...

AVX512BW: handle 64-bit mask in 32-bit code with bsf / tzcnt?...

For what values would accessing single bytes for XOR logic work faster than multiplication to find i...

How can I see which i686 instructions are faster...

What code is more CPU expensive: while(*p) or while(i--)?...

Using SIMD/AVX/SSE for tree traversal...

' ... != null' or 'null != ....' best performance?...

LEA vs MOV + INC for incrementing a variable and storing it in another one?...

What's the most efficient way to swap 4 16-bit integers on a 64-bit processor?...

Is there a way to "unfetch" a cache line?...

Avoiding the overhead of C# virtual calls...

Is it more efficient to return a string literal or a const string in each subtype in Java?...

Why is strtolower slightly slower than strtoupper?...