Construct BuiltinSumWithTuple

Performance Diagrams

Construct BuiltinSumWithTuple 00200000020000004000000400000060000006000000800000080000001000000010000000120000001200000014000000140000001600000016000000180000001800000020000000200000002200000022000000CPython 2.7Nuitka (historic)Nuitka (master)Nuitka (develop)Nuitka (factory)1618721973.61538461538461335.33420794451365CPython 2.723699982196.30769230769232257.0Nuitka (historic)12200024319.0000000000001376.90796213392775Nuitka (master)12200072441.69230769230774376.9074616466927Nuitka (develop)12200069564.3846153846155376.9074929271449Nuitka (factory)Construct BuiltinSumWithTupleTicks Construct BuiltinSumWithTuple 004000000400000080000008000000120000001200000016000000160000002000000020000000240000002400000028000000280000003200000032000000CPython 3.5Nuitka (historic)Nuitka (master)Nuitka (develop)Nuitka (factory)3309635573.61538461538461257.0CPython 3.50196.30769230769232504.11538461538464Nuitka (historic)26450477319.0000000000001306.6217392542751Nuitka (master)26452713441.69230769230774306.6050440623121Nuitka (develop)26440883564.3846153846155306.6933732756046Nuitka (factory)Construct BuiltinSumWithTupleTicks

Source Code with Construct

empty = ()

value = tuple(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

for x in xrange(50000):
    calledRepeatedly()

print("OK.")

Source Code without Construct

empty = ()

value = tuple(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

for x in xrange(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 for x in xrange(50000): 38 for x in xrange(50000):
39     calledRepeatedly() 39     calledRepeatedly()

Context Diff of Generated Code


Construct
Baseline
202 202
203     assert( var_x == NULL ); 203     assert( var_x == NULL );
204     Py_INCREF( tmp_assign_source_1 ); 204     Py_INCREF( tmp_assign_source_1 );
205     var_x = tmp_assign_source_1; 205     var_x = tmp_assign_source_1;
206 206
n 207     tmp_sum_sequence_1 = var_x; n 207     tmp_sum_sequence_1 = GET_STRING_DICT_VALUE( moduledict___main__, (Nuitka_StringObject *)const_str_plain_empty );
208  
209     if (unlikely( tmp_sum_sequence_1 == NULL ))
210     {
211         tmp_sum_sequence_1 = GET_STRING_DICT_VALUE( dict_builtin, (Nuitka_StringObject *)const_str_plain_empty );
212     }
213  
214     if ( tmp_sum_sequence_1 == NULL )
215     {
216  
217         exception_type = PyExc_NameError;
218         Py_INCREF( exception_type );
219         exception_value = PyUnicode_FromFormat( "name '%s' is not defined", "empty" );
220         exception_tb = NULL;
221         NORMALIZE_EXCEPTION( &exception_type, &exception_value, &exception_tb );
222         CHAIN_EXCEPTION( exception_value );
223  
224         exception_lineno = 33;
225         type_description = "oo";
226         goto frame_exception_exit_1;
227     }
208 228
209     tmp_assign_source_2 = BUILTIN_SUM1( tmp_sum_sequence_1 ); 229     tmp_assign_source_2 = BUILTIN_SUM1( tmp_sum_sequence_1 );
210     if ( tmp_assign_source_2 == NULL ) 230     if ( tmp_assign_source_2 == NULL )
211     { 231     {
212         assert( ERROR_OCCURRED() ); 232         assert( ERROR_OCCURRED() );
213 233
214         FETCH_ERROR_OCCURRED( &exception_type, &exception_value, &exception_tb ); 234         FETCH_ERROR_OCCURRED( &exception_type, &exception_value, &exception_tb );
215 235
216 236
t 217         exception_lineno = 31; t 237         exception_lineno = 33;
218         type_description = "oo"; 238         type_description = "oo";
219         goto frame_exception_exit_1; 239         goto frame_exception_exit_1;
220     } 240     }
221     assert( var_y == NULL ); 241     assert( var_y == NULL );
222     var_y = tmp_assign_source_2; 242     var_y = tmp_assign_source_2;