mycpp Code Generation

Measure the speedup from mycpp, and the resource usage.

Source code: oils/mycpp/examples

User Time (milliseconds)

Lower ratios are better.

example name gen C++ C++-NoSouffle C++-Souffle Python C++ : Python
gc_stack_roots gen 0 1 1 12 0.000
fib_recursive gen 4 5 5 1,152 0.003
loops gen 2 2 1 362 0.005
modules gen 1 1 0 251 0.006
fib_iter gen 6 6 7 952 0.006
scoped_resource gen 25 29 29 1,376 0.019
asdl_generated gen 10 8 8 510 0.020
parse gen 22 24 25 956 0.023
containers gen 5 5 7 128 0.038
files gen 4 7 6 98 0.039
tuple_return_value gen 14 16 13 247 0.057
classes gen 3 1 2 33 0.081
length gen 30 32 33 244 0.122
cartesian gen 69 78 66 396 0.175
escape gen 96 99 105 434 0.222
cgi gen 255 249 255 730 0.350
varargs gen 17 12 21 28 0.623
control_flow gen 134 177 134 145 0.921

Max Resident Set Size (MB)

Lower ratios are better. We use MB (powers of 10), not MiB (powers of 2).

example name gen C++ C++-NoSouffle C++-Souffle Python C++ : Python
classes gen 4.5 4.5 4.3 11.5 0.39
gc_stack_roots gen 3.3 3.4 3.3 7.7 0.42
fib_recursive gen 3.4 3.5 3.7 7.7 0.44
asdl_generated gen 3.4 3.4 3.4 7.6 0.45
escape gen 3.5 3.5 3.5 7.7 0.46
cartesian gen 3.5 3.5 3.5 7.6 0.47
scoped_resource gen 3.5 3.5 3.5 7.6 0.47
parse gen 3.8 3.7 3.8 8.1 0.47
files gen 3.7 3.7 3.7 7.7 0.47
length gen 3.7 3.5 3.7 7.7 0.47
cgi gen 3.7 3.5 3.4 7.6 0.48
fib_iter gen 3.7 3.7 3.5 7.6 0.48
loops gen 3.7 3.5 3.5 7.6 0.48
modules gen 3.7 3.7 3.4 7.6 0.48
control_flow gen 3.8 3.8 3.8 7.7 0.49
tuple_return_value gen 3.8 3.7 3.8 7.6 0.50
containers gen 28.6 28.4 28.4 48.2 0.59
varargs gen 5.4 5.6 5.5 7.6 0.71

System Time (milliseconds)

Lower ratios are better.

example name gen C++ C++-NoSouffle C++-Souffle Python C++ : Python
asdl_generated gen 0 2 2 8 0.000
classes gen 0 2 1 10 0.000
modules gen 0 0 1 6 0.000
loops gen 1 1 2 8 0.107
tuple_return_value gen 1 0 2 8 0.126
fib_iter gen 1 1 0 8 0.127
gc_stack_roots gen 1 0 0 9 0.147
control_flow gen 1 1 2 6 0.167
files gen 3 0 1 10 0.290
fib_recursive gen 3 2 1 8 0.332
containers gen 9 9 7 26 0.335
parse gen 3 3 1 7 0.436
cartesian gen 6 2 9 11 0.548
scoped_resource gen 4 2 2 7 0.583
cgi gen 5 3 3 8 0.625
varargs gen 21 26 18 29 0.743
escape gen 4 6 7 5 0.801
length gen 9 5 4 8 1.118

raw benchmark files