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 0 1 12 0.000
loops gen 1 3 2 313 0.002
fib_recursive gen 5 6 5 1,011 0.005
modules gen 1 0 1 204 0.006
fib_iter gen 6 5 5 739 0.009
asdl_generated gen 8 10 9 510 0.015
parse gen 20 23 22 918 0.021
scoped_resource gen 29 31 29 1,232 0.023
containers gen 5 4 4 121 0.043
tuple_return_value gen 12 15 14 225 0.055
classes gen 2 2 2 35 0.066
files gen 6 5 5 92 0.067
length gen 33 31 30 226 0.146
cartesian gen 69 74 63 365 0.190
escape gen 85 92 82 383 0.223
cgi gen 186 177 185 660 0.281
varargs gen 19 15 14 24 0.783
control_flow gen 124 169 125 134 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 4.6 4.5 4.6 11.6 0.39
gc_stack_roots gen 3.3 3.4 3.4 7.7 0.42
asdl_generated gen 3.4 3.5 3.4 7.7 0.44
cartesian gen 3.4 3.5 3.5 7.6 0.45
fib_iter gen 3.5 3.7 3.7 7.9 0.45
scoped_resource gen 3.5 3.5 3.5 7.9 0.45
cgi gen 3.5 3.7 3.4 7.7 0.46
escape gen 3.5 3.7 3.7 7.6 0.47
fib_recursive gen 3.7 3.5 3.7 7.9 0.47
modules gen 3.7 3.4 3.7 7.9 0.47
parse gen 3.8 3.8 3.9 8.1 0.47
loops gen 3.7 3.7 3.5 7.7 0.47
files gen 3.8 3.8 3.8 7.7 0.49
length gen 3.8 3.8 3.8 7.7 0.49
tuple_return_value gen 3.8 3.9 3.8 7.7 0.49
control_flow gen 3.9 3.8 3.8 7.9 0.50
containers gen 28.5 28.4 28.5 48.5 0.59
varargs gen 5.6 5.6 5.6 7.7 0.73

System Time (milliseconds)

Lower ratios are better.

example name gen C++ C++-NoSouffle C++-Souffle Python C++ : Python
classes gen 0 0 1 4 0.000
escape gen 0 2 3 6 0.000
fib_iter gen 0 1 1 4 0.000
fib_recursive gen 0 0 0 5 0.000
files gen 0 1 1 3 0.000
length gen 0 1 3 4 0.000
modules gen 0 1 0 3 0.000
cartesian gen 1 1 6 5 0.201
gc_stack_roots gen 1 1 0 5 0.219
control_flow gen 2 0 1 8 0.251
asdl_generated gen 2 0 1 6 0.317
scoped_resource gen 1 1 1 3 0.330
containers gen 7 9 9 18 0.400
varargs gen 6 9 11 13 0.457
loops gen 1 0 0 3 0.497
cgi gen 2 1 1 4 0.499
parse gen 4 3 2 6 0.692
tuple_return_value gen 2 1 0 2 0.955

raw benchmark files