std.allocator ready for some abuse

Tourist gravatar at gravatar.com
Sun Oct 27 03:52:04 PDT 2013


On Sunday, 27 October 2013 at 10:45:31 UTC, Andrei Alexandrescu 
wrote:
> On 10/26/13 8:00 AM, Andrei Alexandrescu wrote:
>> 3. Mallocator could also implement these on Posix:
>> http://man7.org/linux/man-pages/man3/posix_memalign.3.html. 
>> However,
>> Windows requires a specific call for deallocating aligned 
>> memory. To
>> accommodate both portably, we leave Mallocator as is and create
>> AlignedMallocator that uses the _aligned_* family on Windows 
>> and the
>> respective functions on Posix. On Windows, allocate() requests 
>> would
>> pass a default of platformSize (i.e. 16 I suspect) to 
>> _aligned_malloc.
>
> Just implemented AlignedMallocator and pushed.
>
> http://erdani.com/d/phobos-prerelease/std_allocator.html#.AlignedMallocator
>
> Untested on Windows.
>
>
> Andrei

In the following line:
----------
On Posix, forwards to realloc. On Windows, calls 
_aligned_realloc(b.ptr, newSize, platformAlignment).
----------

Link is incorrect (http//, colon is missing).


More information about the Digitalmars-d mailing list