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Boxiang Sun
cython
Commits
29809313
Commit
29809313
authored
Nov 03, 2010
by
Stefan Behnel
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merge getattr() optimisation into builtin function support by overriding its signature
parent
d292ca16
Changes
2
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2 changed files
with
12 additions
and
35 deletions
+12
-35
Cython/Compiler/Builtin.py
Cython/Compiler/Builtin.py
+12
-2
Cython/Compiler/Optimize.py
Cython/Compiler/Optimize.py
+0
-33
No files found.
Cython/Compiler/Builtin.py
View file @
29809313
...
...
@@ -22,8 +22,8 @@ builtin_function_table = [
#('eval', "", "", ""),
#('execfile', "", "", ""),
#('filter', "", "", ""),
#('getattr', "OO", "O", "PyObject_GetAttr"), # optimised later o
n
(
'getattr3'
,
"OOO"
,
"O"
,
"__Pyx_GetAttr3"
,
"getattr"
),
(
'getattr'
,
"OO"
,
"O"
,
"PyObject_GetAttr"
),
# for 3 arguments, see code further dow
n
(
'getattr3'
,
"OOO"
,
"O"
,
"__Pyx_GetAttr3"
,
"getattr"
),
# Pyrex compatibility
(
'hasattr'
,
"OO"
,
"b"
,
"PyObject_HasAttr"
),
(
'hash'
,
"O"
,
"l"
,
"PyObject_Hash"
),
#('hex', "", "", ""),
...
...
@@ -400,6 +400,16 @@ def init_builtin_funcs():
for
desc
in
builtin_function_table
:
declare_builtin_func
(
*
desc
)
# getattr with 3 args
PyObject_GetAttr3_func_type
=
PyrexTypes
.
CFuncType
(
PyrexTypes
.
py_object_type
,
[
PyrexTypes
.
CFuncTypeArg
(
"object"
,
PyrexTypes
.
py_object_type
,
None
),
PyrexTypes
.
CFuncTypeArg
(
"attr_name"
,
PyrexTypes
.
py_object_type
,
None
),
PyrexTypes
.
CFuncTypeArg
(
"default"
,
PyrexTypes
.
py_object_type
,
None
),
])
builtin_scope
.
declare_builtin_cfunction
(
'getattr'
,
PyObject_GetAttr3_func_type
,
'__Pyx_GetAttr3'
,
'getattr'
,
getattr3_utility_code
)
builtin_types
=
{}
def
init_builtin_types
():
...
...
Cython/Compiler/Optimize.py
View file @
29809313
...
...
@@ -1819,39 +1819,6 @@ class OptimizeBuiltinCalls(Visitor.EnvTransform):
### builtin functions
PyObject_GetAttr2_func_type
=
PyrexTypes
.
CFuncType
(
PyrexTypes
.
py_object_type
,
[
PyrexTypes
.
CFuncTypeArg
(
"object"
,
PyrexTypes
.
py_object_type
,
None
),
PyrexTypes
.
CFuncTypeArg
(
"attr_name"
,
PyrexTypes
.
py_object_type
,
None
),
])
PyObject_GetAttr3_func_type
=
PyrexTypes
.
CFuncType
(
PyrexTypes
.
py_object_type
,
[
PyrexTypes
.
CFuncTypeArg
(
"object"
,
PyrexTypes
.
py_object_type
,
None
),
PyrexTypes
.
CFuncTypeArg
(
"attr_name"
,
PyrexTypes
.
py_object_type
,
None
),
PyrexTypes
.
CFuncTypeArg
(
"default"
,
PyrexTypes
.
py_object_type
,
None
),
])
def
_handle_simple_function_getattr
(
self
,
node
,
pos_args
):
"""Replace 2/3 argument forms of getattr() by C-API calls.
"""
if
len
(
pos_args
)
==
2
:
return
ExprNodes
.
PythonCapiCallNode
(
node
.
pos
,
"PyObject_GetAttr"
,
self
.
PyObject_GetAttr2_func_type
,
args
=
pos_args
,
may_return_none
=
True
,
is_temp
=
node
.
is_temp
)
elif
len
(
pos_args
)
==
3
:
return
ExprNodes
.
PythonCapiCallNode
(
node
.
pos
,
"__Pyx_GetAttr3"
,
self
.
PyObject_GetAttr3_func_type
,
args
=
pos_args
,
may_return_none
=
True
,
is_temp
=
node
.
is_temp
,
utility_code
=
Builtin
.
getattr3_utility_code
)
else
:
self
.
_error_wrong_arg_count
(
'getattr'
,
node
,
pos_args
,
'2 or 3'
)
return
node
Pyx_strlen_func_type
=
PyrexTypes
.
CFuncType
(
PyrexTypes
.
c_size_t_type
,
[
PyrexTypes
.
CFuncTypeArg
(
"bytes"
,
PyrexTypes
.
c_char_ptr_type
,
None
)
...
...
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