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 0 15 0.000
modules gen 0 1 0 241 0.000
fib_recursive gen 4 6 4 1,123 0.004
fib_iter gen 6 6 6 970 0.006
loops gen 3 2 3 373 0.007
asdl_generated gen 9 10 6 510 0.018
scoped_resource gen 27 26 28 1,366 0.020
parse gen 21 26 24 943 0.023
classes gen 1 1 1 38 0.024
files gen 4 6 6 98 0.039
containers gen 7 4 3 128 0.052
tuple_return_value gen 13 17 10 247 0.053
length gen 37 35 37 248 0.147
cartesian gen 70 72 68 395 0.178
escape gen 94 100 89 429 0.218
cgi gen 256 248 259 732 0.349
varargs gen 14 12 16 19 0.730
control_flow gen 134 176 143 153 0.876

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 4.3 4.2 11.5 0.39
asdl_generated gen 3.3 3.4 3.4 7.6 0.43
gc_stack_roots gen 3.4 3.4 3.3 7.6 0.45
length gen 3.4 3.5 3.5 7.6 0.45
loops gen 3.4 3.5 3.5 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
cgi gen 3.5 3.5 3.7 7.6 0.47
fib_iter gen 3.5 3.5 3.7 7.6 0.47
fib_recursive gen 3.5 3.5 3.5 7.6 0.47
modules gen 3.5 3.4 3.5 7.6 0.47
scoped_resource gen 3.5 3.5 3.5 7.6 0.47
files gen 3.7 3.8 3.7 7.7 0.47
parse gen 3.8 3.5 3.8 8.0 0.48
control_flow gen 3.8 3.7 3.8 7.6 0.50
tuple_return_value gen 3.8 3.7 3.8 7.6 0.50
containers gen 28.5 28.5 28.6 48.4 0.59
varargs gen 5.5 5.5 5.5 7.7 0.71

System Time (milliseconds)

Lower ratios are better.

example name gen C++ C++-NoSouffle C++-Souffle Python C++ : Python
loops gen 0 2 0 7 0.000
asdl_generated gen 1 0 4 10 0.100
fib_iter gen 1 1 1 8 0.126
modules gen 1 1 1 9 0.155
gc_stack_roots gen 1 1 1 7 0.198
fib_recursive gen 2 0 2 9 0.198
tuple_return_value gen 2 0 5 8 0.251
classes gen 2 2 2 7 0.259
files gen 3 1 1 11 0.262
control_flow gen 2 2 0 7 0.286
containers gen 8 11 11 26 0.291
scoped_resource gen 3 6 2 10 0.297
parse gen 4 1 2 12 0.341
cgi gen 4 4 1 11 0.363
length gen 2 1 3 5 0.406
escape gen 5 4 9 10 0.499
varargs gen 25 26 23 39 0.635
cartesian gen 5 9 8 7 0.719

raw benchmark files