dce_comp

####  without DCE

(Pdb++) func_ir.dump()
label 0:
    x = arg(0, name=x)                       ['x']
    m = arg(1, name=m)                       ['m']
    y = arg(2, name=y)                       ['y']
    $2load_global.0 = global(len: <built-in function len>) ['$2load_global.0']
    sz = call $2load_global.0(x, func=$2load_global.0, args=[Var(x, test_omnisci_column_basic.py:832)], kws=(), vararg=None, target=None) ['$2load_global.0', 'sz', 'x']
    $10load_global.3 = global(range: <class 'range'>) ['$10load_global.3']
    $14call_function.5 = call $10load_global.3(sz, func=$10load_global.3, args=[Var(sz, test_omnisci_column_basic.py:832)], kws=(), vararg=None, target=None) ['$10load_global.3', '$14call_function.5', 'sz']
    $16get_iter.6 = getiter(value=$14call_function.5) ['$14call_function.5', '$16get_iter.6']
    $phi18.0 = $16get_iter.6                 ['$16get_iter.6', '$phi18.0']
    jump 18                                  []
label 18:
    $18for_iter.1 = iternext(value=$phi18.0) ['$18for_iter.1', '$phi18.0']
    $18for_iter.2 = pair_first(value=$18for_iter.1) ['$18for_iter.1', '$18for_iter.2']
    $18for_iter.3 = pair_second(value=$18for_iter.1) ['$18for_iter.1', '$18for_iter.3']
    $phi20.1 = $18for_iter.2                 ['$18for_iter.2', '$phi20.1']
    branch $18for_iter.3, 20, 120            ['$18for_iter.3']
label 20:
    i = $phi20.1                             ['$phi20.1', 'i']
    $24load_attr.3 = getattr(value=x, attr=dtype) ['$24load_attr.3', 'x']
    $26load_deref.4 = freevar(types: <module 'numba.types' from '/home/guilhermeleobas/miniconda3/envs/rbc/lib/python3.10/site-packages/numba/types/__init__.py'>) ['$26load_deref.4']
    $28load_attr.5 = getattr(value=$26load_deref.4, attr=int32) ['$26load_deref.4', '$28load_attr.5']
    $30compare_op.6 = const(bool, True)      ['$30compare_op.6']
    bool32 = global(bool: <class 'bool'>)    ['bool32']
    $32pred = call bool32($30compare_op.6, func=bool32, args=(Var($30compare_op.6, test_omnisci_column_basic.py:834),), kws=(), vararg=None, target=None) ['$30compare_op.6', '$32pred', 'bool32']
    branch $32pred, 34, 44                   ['$32pred']
label 34:
    $const34.1 = const(int, 1)               ['$const34.1']
    y[i] = $const34.1                        ['$const34.1', 'i', 'y']
    jump 121                                 []
label 44:
    $46load_attr.2 = getattr(value=x, attr=dtype) ['$46load_attr.2', 'x']
    $48load_deref.3 = freevar(types: <module 'numba.types' from '/home/guilhermeleobas/miniconda3/envs/rbc/lib/python3.10/site-packages/numba/types/__init__.py'>) ['$48load_deref.3']
    $50load_attr.4 = getattr(value=$48load_deref.3, attr=int64) ['$48load_deref.3', '$50load_attr.4']
    $52compare_op.5 = const(bool, False)     ['$52compare_op.5']
    bool54 = global(bool: <class 'bool'>)    ['bool54']
    $54pred = call bool54($52compare_op.5, func=bool54, args=(Var($52compare_op.5, test_omnisci_column_basic.py:836),), kws=(), vararg=None, target=None) ['$52compare_op.5', '$54pred', 'bool54']
    branch $54pred, 56, 66                   ['$54pred']
label 56:
    $const56.1 = const(int, 2)               ['$const56.1']
    y[i] = $const56.1                        ['$const56.1', 'i', 'y']
    jump 121                                 []
label 66:
    $68load_attr.2 = getattr(value=x, attr=dtype) ['$68load_attr.2', 'x']
    $70load_deref.3 = freevar(types: <module 'numba.types' from '/home/guilhermeleobas/miniconda3/envs/rbc/lib/python3.10/site-packages/numba/types/__init__.py'>) ['$70load_deref.3']
    $72load_attr.4 = getattr(value=$70load_deref.3, attr=float32) ['$70load_deref.3', '$72load_attr.4']
    $74compare_op.5 = const(bool, False)     ['$74compare_op.5']
    bool76 = global(bool: <class 'bool'>)    ['bool76']
    $76pred = call bool76($74compare_op.5, func=bool76, args=(Var($74compare_op.5, test_omnisci_column_basic.py:838),), kws=(), vararg=None, target=None) ['$74compare_op.5', '$76pred', 'bool76']
    branch $76pred, 78, 88                   ['$76pred']
label 78:
    $const78.1 = const(float, 3.0)           ['$const78.1']
    y[i] = $const78.1                        ['$const78.1', 'i', 'y']
    jump 121                                 []
label 88:
    $90load_attr.2 = getattr(value=x, attr=dtype) ['$90load_attr.2', 'x']
    $92load_deref.3 = freevar(types: <module 'numba.types' from '/home/guilhermeleobas/miniconda3/envs/rbc/lib/python3.10/site-packages/numba/types/__init__.py'>) ['$92load_deref.3']
    $94load_attr.4 = getattr(value=$92load_deref.3, attr=float64) ['$92load_deref.3', '$94load_attr.4']
    $96compare_op.5 = const(bool, False)     ['$96compare_op.5']
    bool98 = global(bool: <class 'bool'>)    ['bool98']
    $98pred = call bool98($96compare_op.5, func=bool98, args=(Var($96compare_op.5, test_omnisci_column_basic.py:840),), kws=(), vararg=None, target=None) ['$96compare_op.5', '$98pred', 'bool98']
    branch $98pred, 100, 110                 ['$98pred']
label 100:
    $const100.1 = const(float, 4.0)          ['$const100.1']
    y[i] = $const100.1                       ['$const100.1', 'i', 'y']
    jump 121                                 []
label 110:
    $const110.1 = const(str, hello world)    ['$const110.1']
    y[i] = $const110.1                       ['$const110.1', 'i', 'y']
    jump 121                                 []
label 120:
    $122return_value.1 = cast(value=sz)      ['$122return_value.1', 'sz']
    return $122return_value.1                ['$122return_value.1']
label 121:
    jump 18                                  []
    
    
    
 ####### with DCE
 
 (Pdb++) func_ir.dump()
label 0:
    x = arg(0, name=x)                       ['x']
    y = arg(2, name=y)                       ['y']
    $2load_global.0 = global(len: <built-in function len>) ['$2load_global.0']
    sz = call $2load_global.0(x, func=$2load_global.0, args=[Var(x, test_omnisci_column_basic.py:832)], kws=(), vararg=None, target=None) ['$2load_global.0', 'sz', 'x']
    $10load_global.3 = global(range: <class 'range'>) ['$10load_global.3']
    $14call_function.5 = call $10load_global.3(sz, func=$10load_global.3, args=[Var(sz, test_omnisci_column_basic.py:832)], kws=(), vararg=None, target=None) ['$10load_global.3', '$14call_function.5', 'sz']
    $16get_iter.6 = getiter(value=$14call_function.5) ['$14call_function.5', '$16get_iter.6']
    $phi18.0 = $16get_iter.6                 ['$16get_iter.6', '$phi18.0']
    jump 18                                  []
label 18:
    $18for_iter.1 = iternext(value=$phi18.0) ['$18for_iter.1', '$phi18.0']
    $18for_iter.2 = pair_first(value=$18for_iter.1) ['$18for_iter.1', '$18for_iter.2']
    $18for_iter.3 = pair_second(value=$18for_iter.1) ['$18for_iter.1', '$18for_iter.3']
    $phi20.1 = $18for_iter.2                 ['$18for_iter.2', '$phi20.1']
    branch $18for_iter.3, 20, 120            ['$18for_iter.3']
label 20:
    i = $phi20.1                             ['$phi20.1', 'i']
    $30compare_op.6 = const(bool, True)      ['$30compare_op.6']
    bool32 = global(bool: <class 'bool'>)    ['bool32']
    $32pred = call bool32($30compare_op.6, func=bool32, args=(Var($30compare_op.6, test_omnisci_column_basic.py:834),), kws=(), vararg=None, target=None) ['$30compare_op.6', '$32pred', 'bool32']
    jump 34                                  []
label 34:
    $const34.1 = const(int, 1)               ['$const34.1']
    y[i] = $const34.1                        ['$const34.1', 'i', 'y']
    jump 121                                 []
label 120:
    $122return_value.1 = cast(value=sz)      ['$122return_value.1', 'sz']
    return $122return_value.1                ['$122return_value.1']
label 121:
    jump 18                                  []