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
modules gen 1 0 1 235 0.003
loops gen 1 2 3 362 0.003
fib_recursive gen 5 5 5 1,104 0.005
fib_iter gen 6 5 6 1,000 0.006
asdl_generated gen 4 10 7 514 0.008
scoped_resource gen 29 31 27 1,378 0.021
parse gen 23 26 23 947 0.025
classes gen 1 3 3 34 0.039
containers gen 6 5 5 132 0.044
files gen 6 5 6 98 0.059
tuple_return_value gen 16 13 12 254 0.064
gc_stack_roots gen 1 0 1 16 0.088
length gen 34 34 35 243 0.139
cartesian gen 67 73 68 393 0.171
escape gen 90 101 93 475 0.190
cgi gen 257 248 264 807 0.318
varargs gen 12 13 12 29 0.424
control_flow gen 134 177 138 151 0.887

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 4.5 11.6 0.38
escape gen 3.4 3.5 3.5 7.7 0.44
asdl_generated gen 3.4 3.4 3.3 7.6 0.45
gc_stack_roots gen 3.4 3.4 3.3 7.6 0.45
cgi gen 3.5 3.5 3.7 7.7 0.46
fib_recursive gen 3.5 3.5 3.7 7.7 0.46
cartesian gen 3.5 3.4 3.5 7.6 0.47
fib_iter gen 3.5 3.7 3.4 7.6 0.47
files gen 3.5 3.8 3.8 7.6 0.47
modules gen 3.5 3.5 3.5 7.6 0.47
scoped_resource gen 3.5 3.5 3.5 7.6 0.47
control_flow gen 3.7 3.8 3.7 7.7 0.47
length gen 3.7 3.7 3.7 7.7 0.47
loops gen 3.7 3.4 3.5 7.7 0.47
tuple_return_value gen 3.7 3.8 3.8 7.7 0.47
parse gen 3.8 3.7 3.7 8.0 0.48
containers gen 28.4 28.7 28.4 48.2 0.59
varargs gen 5.5 5.5 5.5 7.6 0.72

System Time (milliseconds)

Lower ratios are better.

example name gen C++ C++-NoSouffle C++-Souffle Python C++ : Python
gc_stack_roots gen 0 1 0 5 0.000
tuple_return_value gen 0 3 3 9 0.000
fib_iter gen 1 2 1 13 0.078
modules gen 1 1 0 8 0.089
files gen 1 2 1 9 0.106
scoped_resource gen 1 3 3 9 0.113
classes gen 1 0 0 10 0.134
parse gen 2 1 2 13 0.156
fib_recursive gen 1 1 1 6 0.175
loops gen 1 1 0 6 0.209
control_flow gen 2 2 1 8 0.248
containers gen 8 9 9 25 0.313
length gen 5 3 4 11 0.451
cgi gen 3 5 2 6 0.499
asdl_generated gen 6 0 3 8 0.747
escape gen 8 5 6 10 0.803
varargs gen 26 26 26 28 0.952
cartesian gen 6 7 5 6 1.003

raw benchmark files