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David Millington

David Millington

4 posts •
AVX2 is slower than SSE2-4.x under Windows ARM emulation

AVX2 is slower than SSE2-4.x under Windows ARM emulation

If you compile your app for AVX2 and it runs on Windows ARM under Prism emulation, is it faster or slower than compiling for SSE2-4.x? I assumed it would be roughly the

  • David Millington
    David Millington
11 min read
Your VCL App: 4x to 11x Faster Math Performance with Elements

Your VCL App: 4x to 11x Faster Math Performance with Elements

If you're a Delphi developer, you might not be used to thinking of Object Pascal as a language that produces very fast code. Not in the way people talk about C++ or Rust,

  • David Millington
    David Millington
7 min read
Fast Math in Six Languages: What We Did and Why It Works

Fast Math in Six Languages: What We Did and Why It Works

We recently upgraded Elements' LLVM backend and, while we were there, got curious about our math performance. We had our own implementations of sin, cos, exp, and the rest, which were correct, but

  • David Millington
    David Millington
9 min read
Preview: CodeBot for Delphi

Preview: CodeBot for Delphi

A few months ago, we previewed an AI coding assistant for Delphi called CodeBot at Embarcadero's AI Code Camp. In October, we gave a preview of an early alpha to the attendees at

  • David Millington
    David Millington
1 min read
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