Subject: Re: [boost] [Block Pointer] benchmark
From: Phil Bouchard (philippe_at_[hidden])
Date: 2011-05-27 18:08:39
On 5/27/2011 2:35 PM, Phil Bouchard wrote:
>
> The results are constant so I'm not sure what would trigger CPU speedups
> in a constant way. Maybe the calls to the memory map are getting faster.
The memory map is indeed getting faster. So now I calculate the median
and I get the same results even after reordering the calls:
1)
new:
auto_ptr: 4640123 ns
shared_ptr: 10901185 ns
block_ptr: 77581308 ns
make:
auto_ptr: 5017051 ns
shared_ptr: 10559566 ns
block_ptr: 120121569 ns
2)
make:
auto_ptr: 5127206 ns
shared_ptr: 10731503 ns
block_ptr: 128038925 ns
new:
auto_ptr: 4667825 ns
shared_ptr: 11210022 ns
block_ptr: 69109934 ns
-Phil