Re: [boost] portable precise garbage collector for C++

From: Achilleas Margaritis (axilmar_at_[hidden])
Date: 2007-09-18 01:57:44

Tobias Schwinger wrote:
> John Maddock wrote:
>> Larry Evans wrote:
>>> On 09/16/07 16:56, Achilleas Margaritis wrote:
>>>> Dear boost developers,
>>>>
>>>> You can find a new version of my portable precise C++ garbage
>>>> collector in vault/memory.
>>>>
>>> The file:
>>>
>>>   src/cppgc.cpp
>>>
>>> contains:
>>>
>>> void __fastcall _gc_traits::scan(register void *ptr) {
> 
> Don't use __fastcall because it's faster - it's probably not!

Ok, note taken. I will remove it as soon as possible.

> 
> It dictates the compiler how to arrange the registers, which can result 
> in less efficient code (spilling on the stack for reordering).
> 
>>> is __fastcall portable?
>> No it's an MSVC'ism.
> 
> Interesting... Are you sure (as it's most prominently used by Delphi)?
> 
> 
> Regards,
> Tobias
> 
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