Construct BuiltinSumWithList

Performance Diagrams

Construct BuiltinSumWithList 0020000002000000400000040000006000000600000080000008000000100000001000000012000000120000001400000014000000160000001600000018000000180000002000000020000000CPython 2.7Nuitka (master)Nuitka (develop)Nuitka (factory)2038249788.95192307692307257.00000000000006CPython 2.713499988242.31730769230768340.44286073751647Nuitka (master)13499122395.6826923076923340.45336003615864Nuitka (develop)13500144549.0480769230769340.44096940889267Nuitka (factory)Construct BuiltinSumWithListTicks Construct BuiltinSumWithList 002000000200000040000004000000600000060000008000000800000010000000100000001200000012000000140000001400000016000000160000001800000018000000200000002000000022000000220000002400000024000000260000002600000028000000280000003000000030000000CPython 3.5Nuitka (master)Nuitka (develop)Nuitka (factory)3109644788.95192307692307257.0CPython 3.528150470242.31730769230768280.4109137749106Nuitka (master)28151138395.6826923076923280.405605352475Nuitka (develop)28151242549.0480769230769280.404778891497Nuitka (factory)Construct BuiltinSumWithListTicks

Source Code with Construct

empty = ()

value = list(range(10))

def calledRepeatedly():
    # We measure making a generator iterator step or not.
    x = value

    # This should abort.
# construct_begin
    y = sum(x)
# construct_alternative



    return x, y

import itertools
for x in itertools.repeat(None, 50000):
    calledRepeatedly()

print("OK.")

Source Code without Construct

empty = ()

value = list(range(10))

def calledRepeatedly():
    # We measure making a generator iterator step or not.
    x = value

    # This should abort.
# construct_begin

# construct_alternative
    y = sum(empty)
# construct_end

    return x, y

import itertools
for x in itertools.repeat(None, 50000):
    calledRepeatedly()

print("OK.")

Context Diff of Source Code


Construct
Baseline
26     # We measure making a generator iterator step or not. 26     # We measure making a generator iterator step or not.
27     x = value 27     x = value
28 28
29     # This should abort. 29     # This should abort.
30 # construct_begin 30 # construct_begin
n 31     y = sum(x) n 31  
32 # construct_alternative 32 # construct_alternative
t 33   t 33     y = sum(empty)
34   34 # construct_end
35 35
36     return x, y 36     return x, y
37 37
38 import itertools 38 import itertools
39 for x in itertools.repeat(None, 50000): 39 for x in itertools.repeat(None, 50000):

Context Diff of Generated Code


Construct
Baseline
214         var_x = tmp_assign_source_1; 214         var_x = tmp_assign_source_1;
215     } 215     }
216     { 216     {
217         PyObject *tmp_assign_source_2; 217         PyObject *tmp_assign_source_2;
218         PyObject *tmp_sum_sequence_1; 218         PyObject *tmp_sum_sequence_1;
n 219         CHECK_OBJECT( var_x ); n 219         PyObject *tmp_mvar_value_2;
220         tmp_mvar_value_2 = GET_STRING_DICT_VALUE( moduledict___main__, (Nuitka_StringObject *)const_str_plain_empty );
221  
222         if (unlikely( tmp_mvar_value_2 == NULL ))
223         {
224             tmp_mvar_value_2 = GET_STRING_DICT_VALUE( dict_builtin, (Nuitka_StringObject *)const_str_plain_empty );
225         }
226  
227         if ( tmp_mvar_value_2 == NULL )
228         {
229  
230             exception_type = PyExc_NameError;
231             Py_INCREF( exception_type );
232             exception_value = PyUnicode_FromFormat( "name '%s' is not defined", "empty" );
233             exception_tb = NULL;
234             NORMALIZE_EXCEPTION( &exception_type, &exception_value, &exception_tb );
235             CHAIN_EXCEPTION( exception_value );
236  
237             exception_lineno = 33;
238             type_description_1 = "oo";
239             goto frame_exception_exit_1;
240         }
241  
220         tmp_sum_sequence_1 = var_x; 242         tmp_sum_sequence_1 = tmp_mvar_value_2;
221         tmp_assign_source_2 = BUILTIN_SUM1( tmp_sum_sequence_1 ); 243         tmp_assign_source_2 = BUILTIN_SUM1( tmp_sum_sequence_1 );
222         if ( tmp_assign_source_2 == NULL ) 244         if ( tmp_assign_source_2 == NULL )
223         { 245         {
224             assert( ERROR_OCCURRED() ); 246             assert( ERROR_OCCURRED() );
225 247
226             FETCH_ERROR_OCCURRED( &exception_type, &exception_value, &exception_tb ); 248             FETCH_ERROR_OCCURRED( &exception_type, &exception_value, &exception_tb );
227 249
228 250
t 229             exception_lineno = 31; t 251             exception_lineno = 33;
230             type_description_1 = "oo"; 252             type_description_1 = "oo";
231             goto frame_exception_exit_1; 253             goto frame_exception_exit_1;
232         } 254         }
233         assert( var_y == NULL ); 255         assert( var_y == NULL );
234         var_y = tmp_assign_source_2; 256         var_y = tmp_assign_source_2;