[fpc-pascal] Compilation speed on Apple M1

Florian Klämpfl florian at freepascal.org
Sat Nov 21 17:23:50 CET 2020

Am 21.11.20 um 17:07 schrieb Ryan Joseph via fpc-pascal:
>> On Nov 21, 2020, at 6:15 AM, Florian Klämpfl via fpc-pascal <fpc-pascal at lists.freepascal.org> wrote:
>> Large parts of FPC are memory throughput limited so I suspect the M1 is not that much better in this regard, not to mention that most likely the AAarch code generator is worse than the x86 one. x86 received a lot of work in this field.
> What does that mean exactly to be "memory throughput limited"? What part of the compilation process does this affect exactly?

All. FPC typically uses several ten MBs and accesses it rather randomly.

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