Subject: [Boost-commit] svn:boost r65956 - sandbox/variadic_templates/libs/composite_storage/sandbox
From: cppljevans_at_[hidden]
Date: 2010-10-14 11:21:58
Author: cppljevans
Date: 2010-10-14 11:21:56 EDT (Thu, 14 Oct 2010)
New Revision: 65956
URL: http://svn.boost.org/trac/boost/changeset/65956
Log:
Shows effect of sorting by alignment to minimize
padding:
A_type
===========
***components***
----------------
num size align sum_size
1 4 4 4
2 8 8 12
3 8 8 20
4 8 8 28
***composite***
---------------
num size align pad sum_pad offset
5 32 8 0 0 _
4 32 8 0 0 24
3 24 8 0 0 16
2 16 8 4 4 8
1 4 4 0 4 0
0 0 1 _ _ _
A_bools_type
===========
***components***
----------------
num size align sum_size
1 4 4 4
2 8 8 12
3 8 8 20
4 8 8 28
5 1 1 29
6 1 1 30
7 1 1 31
8 1 1 32
***composite***
---------------
num size align pad sum_pad offset
9 40 8 4 4 _
8 36 8 0 4 35
7 35 8 0 4 34
6 34 8 0 4 33
5 33 8 0 4 32
4 32 8 0 4 24
3 24 8 0 4 16
2 16 8 4 8 8
1 4 4 0 8 0
0 0 1 _ _ _
bools_A_type
===========
***components***
----------------
num size align sum_size
1 1 1 1
2 1 1 2
3 1 1 3
4 1 1 4
5 4 4 8
6 8 8 16
7 8 8 24
8 8 8 32
***composite***
---------------
num size align pad sum_pad offset
9 32 8 0 0 _
8 32 8 0 0 24
7 24 8 0 0 16
6 16 8 0 0 8
5 8 4 0 0 4
4 4 1 0 0 3
3 3 1 0 0 2
2 2 1 0 0 1
1 1 1 0 0 0
0 0 1 _ _ _
A_sort_bools_type
===========
***components***
----------------
num size align sum_size
1 8 8 8
2 8 8 16
3 8 8 24
4 4 4 28
5 1 1 29
6 1 1 30
7 1 1 31
8 1 1 32
***composite***
---------------
num size align pad sum_pad offset
9 32 8 0 0 _
8 32 8 0 0 31
7 31 8 0 0 30
6 30 8 0 0 29
5 29 8 0 0 28
4 28 8 0 0 24
3 24 8 0 0 16
2 16 8 0 0 8
1 8 8 0 0 0
0 0 1 _ _ _
Text files modified:
sandbox/variadic_templates/libs/composite_storage/sandbox/layout_all.1.cpp | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
Modified: sandbox/variadic_templates/libs/composite_storage/sandbox/layout_all.1.cpp
==============================================================================
--- sandbox/variadic_templates/libs/composite_storage/sandbox/layout_all.1.cpp (original)
+++ sandbox/variadic_templates/libs/composite_storage/sandbox/layout_all.1.cpp 2010-10-14 11:21:56 EDT (Thu, 14 Oct 2010)
@@ -47,5 +47,18 @@
>
bools_A_type;
show_layout_all_of_aligned<bools_A_type>("bools_A_type");
+ typedef
+ boost::mpl::package
+ < double
+ , double
+ , std::string
+ , int
+ , bool
+ , bool
+ , bool
+ , bool
+ >
+ A_sort_bools_type;
+ show_layout_all_of_aligned<A_sort_bools_type>("A_sort_bools_type");
return 0;
}