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
modules gen 0 1 1 237 0.000
loops gen 2 2 2 368 0.005
fib_recursive gen 5 4 5 1,097 0.005
fib_iter gen 7 7 5 990 0.007
asdl_generated gen 8 8 7 509 0.016
scoped_resource gen 26 29 27 1,356 0.019
parse gen 24 25 24 956 0.025
classes gen 1 2 3 29 0.030
containers gen 5 7 6 135 0.038
tuple_return_value gen 13 16 15 248 0.052
files gen 7 4 7 102 0.067
length gen 35 34 37 242 0.145
cartesian gen 67 78 67 410 0.163
escape gen 94 99 89 434 0.217
cgi gen 260 245 257 736 0.354
varargs gen 20 18 21 25 0.805
control_flow gen 135 178 137 147 0.920

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 4.2 4.5 4.3 11.4 0.37
gc_stack_roots gen 3.3 3.3 3.4 7.6 0.43
asdl_generated gen 3.4 3.4 3.4 7.7 0.44
cartesian gen 3.4 3.5 3.4 7.7 0.44
escape gen 3.5 3.5 3.5 7.7 0.46
fib_iter gen 3.5 3.5 3.5 7.7 0.46
scoped_resource gen 3.5 3.4 3.5 7.7 0.46
parse gen 3.7 3.7 3.8 8.0 0.46
cgi gen 3.5 3.4 3.4 7.6 0.47
fib_recursive gen 3.5 3.5 3.5 7.6 0.47
loops gen 3.5 3.7 3.5 7.6 0.47
modules gen 3.7 3.5 3.5 7.7 0.47
length gen 3.7 3.5 3.7 7.6 0.48
tuple_return_value gen 3.8 3.8 3.7 7.7 0.49
control_flow gen 3.8 3.8 3.8 7.6 0.50
files gen 3.8 3.8 3.7 7.6 0.50
containers gen 28.4 28.3 28.5 48.2 0.59
varargs gen 5.4 5.5 5.5 7.7 0.69

System Time (milliseconds)

Lower ratios are better.

example name gen C++ C++-NoSouffle C++-Souffle Python C++ : Python
fib_iter gen 0 0 2 8 0.000
files gen 0 3 0 5 0.000
classes gen 2 1 0 14 0.130
control_flow gen 1 1 1 7 0.144
fib_recursive gen 1 2 1 7 0.148
gc_stack_roots gen 1 0 1 8 0.173
tuple_return_value gen 2 1 0 9 0.221
modules gen 1 0 1 6 0.231
parse gen 2 2 2 8 0.258
loops gen 1 1 1 3 0.286
asdl_generated gen 2 2 3 6 0.330
cgi gen 3 7 2 8 0.375
scoped_resource gen 4 3 4 10 0.397
containers gen 9 8 8 21 0.444
length gen 4 3 2 9 0.444
varargs gen 18 22 17 32 0.566
escape gen 4 6 10 6 0.667
cartesian gen 8 3 8 11 0.726

raw benchmark files