Micro-optimizations in .NET (x86/x64)
Part 2
Jun 9, 20233 min read2
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Micro-optimizations in .NET (x86/x64)
Part 1
Jun 5, 20233 min read1Interchangeability of Integral Type Arrays
In .NET, an array of a simple integral type can be cast to an array of another integral type, provided they have the same element size. This is possible because the CLR treats these arrays as having a compatible memory layout. int[] arrayOfInts = new...
Oct 21, 20151 min readExecuting Native Code in .NET Without External DLLs
This example demonstrates how to execute native x86 machine code directly from .NET and, conversely, how to call a managed .NET method from that native code — all without loading any external libraries. How it works The core idea is to allocate a chu...
May 13, 20133 min read2Pure Managed Code and AccessViolationException
Be careful with explicit struct layout. Even when executing purely managed code, it is possible to trigger an AccessViolationException. Before I encountered this case, I was under the impression that the CLR (Common Language Runtime) prevented such m...
Nov 13, 20122 min read1Non-blocking Queue
It is no secret that thread synchronization mechanisms in multithreaded applications consume a lot of resources. In .NET, starting with version 3.5, some synchronization primitives were introduced that take into account the fact that calls to Windows...
Sep 15, 20125 min read1