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Delphi High Performance
book

Delphi High Performance

by Primož Gabrijelčič
February 2018
Intermediate to advanced content levelIntermediate to advanced
336 pages
7h 52m
English
Packt Publishing
Content preview from Delphi High Performance

Memory allocation in a parallel world

We've seen how FastMM boosts the reallocation speed. Let's take a look at another optimization which helps a lot when you write a multithreaded code—as we will in the next three chapters.

The life of a memory manager is simple when there is only one thread of execution inside a program. When the memory manager is dealing out the memory, it can be perfectly safe in the knowledge that nothing can interrupt it in this work.

When we deal with parallel processing, however, multiple paths of execution simultaneously execute the same program and work on the same data. (We call them threads and I'll explain them in the next chapter.) Because of that, life from the memory manager's perspective suddenly becomes ...

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Publisher Resources

ISBN: 9781788625456Supplemental Content