[Boost].SML vs Boost.MSM-eUML vs Boost.Statechart

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Features

Overview

Library	[Boost].SML	Boost.MSM-eUML	Boost.Statechart
Standard	C++14	C++98/03	C++98/03
Version	1.0.1	1.61	1.61
License	Boost 1.0	Boost 1.0	Boost 1.0
Linkage	header only	header only	header only

Details

Library	[Boost].SML	Boost.MSM-eUML	Boost.Statechart
UML	2.0	2.0	1.5
RTTI	-	-	✓
Exceptions	-	-	✓
Memory Allocations	-	-	✓

UML features

Library	[Boost].SML	Boost.MSM-eUML	Boost.Statechart
Transition	✓	✓	✓
Anonymous transition	✓	✓	✓
Internal transition	✓	✓	✓
Local transitions	-	-	-
State entry/exit	✓	✓	✓
Guard	✓	✓	✓
Action	✓	✓	✓
Event defering	~	✓	✓
Error handling	✓	✓	✓
Initial state	✓	✓	✓
Terminate State	✓	✓	✓
Explicit entry	✓	✓	✓
Explicit exit	-	✓	✓
Fork	-	✓	-
Orthogonal regions	✓	✓	✓
Sub / Composite	✓	✓	✓
Shallow History	✓	✓	✓
Deep History	~	~	✓

Non-UML features

Library	[Boost].SML	Boost.MSM-eUML	Boost.Statechart
Any event	-	✓	-
Flags	-	✓	-
Interrupt state	-	✓	-
State Visitor	✓	✓	✓
Serialization	-	✓	-
Dispatcher	✓	-	-
Asynchronous SM	-	-	✓

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Benchmarks

Test	CXXFLAGS	Events	States	Transitions	Process Events
Simple Test	-O2 -s, /Ox	6	5	12	1'000'000

Clang-3.7	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.144s	3.855s	8.699s	1.028s
Execution time	15ms	17ms	17ms	1232ms
Memory usage	1b	32b	28b	200b
Executable size	11K	91K	15K + boost_system	59K

GCC-5.2	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.175s	7.879s	17.101s	1.790s
Execution time	15ms	19ms	21ms	929ms
Memory usage	1b	32b	28b	224b
Executable size	11K	67K	15K + boost_system	63K

MSVC-2015	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.450s
Execution time	27ms
Memory usage	16b
Executable size	206K

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Test	CXXFLAGS	Events	States	Transitions	Process Events
Composite Test	-O2 -s, /Ox	8	5 + 3	12 + 4	1'000 * 1'000

Clang-3.7	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.184s	4.526s	10.599s	1.293s
Execution time	10ms	14ms	10ms	491ms
Memory usage	2b	60b	52b	200b
Executable size	15K	111K	15K + boost_system	83K

GCC-5.2	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.248s	9.363s	23.404s	2.037s
Execution time	9ms	13ms	12ms	404ms
Memory usage	2b	60b	52b	224b
Executable size	12K	91K	15K + boost_system	83K

MSVC-2015	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.599s
Execution time	21ms
Memory usage	23b
Executable size	224K

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Test	CXXFLAGS	Events	States	Transitions	Process Events
Complex Test	-O2 -s, /Ox	50	50	50	1'000'000

Clang-3.7	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.582s	1m15.935s	43.341s	3.661s
Execution time	69ms	81ms	78ms	6221ms
Memory usage	1b	120b	72b	200b
Executable size	35K	611K	31K + boost_system	343K

GCC-5.2	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.816s	52.238s	1m41.045s	4.997s
Execution time	72ms	77ms	91ms	5520ms
Memory usage	1b	120b	72b	224b
Executable size	35K	271K	47K + boost_system	215K

MSVC-2015	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	1.891s
Execution time	166ms
Memory usage	104b
Executable size	224K

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Test
Header Test

Clang-3.7	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.060s	2.072s	2.504s	0.552s

GCC-5.2	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.073s	3.197s	3.986s	0.704s

MSVC-2015	[Boost].SML	[Boost.MSM-eUML]	[Boost.MSM3-eUML2]	[Boost.Statechart]
Compilation time	0.182s

• To run benchmarks

cd benchmark && make # make benchmark_simple benchmark_composite benchmark_complex