mirror of
https://github.com/python/cpython.git
synced 2025-11-03 23:21:29 +00:00
122 lines
3.1 KiB
Python
122 lines
3.1 KiB
Python
|
|
"""
|
|
opcode module - potentially shared between dis and other modules which
|
|
operate on bytecodes (e.g. peephole optimizers).
|
|
"""
|
|
|
|
|
|
__all__ = ["cmp_op", "stack_effect", "hascompare", "opname", "opmap",
|
|
"HAVE_ARGUMENT", "EXTENDED_ARG", "hasarg", "hasconst", "hasname",
|
|
"hasjump", "hasjrel", "hasjabs", "hasfree", "haslocal", "hasexc"]
|
|
|
|
import builtins
|
|
import _opcode
|
|
from _opcode import stack_effect
|
|
|
|
from _opcode_metadata import (_specializations, _specialized_opmap, opmap, # noqa: F401
|
|
HAVE_ARGUMENT, MIN_INSTRUMENTED_OPCODE) # noqa: F401
|
|
EXTENDED_ARG = opmap['EXTENDED_ARG']
|
|
|
|
opname = ['<%r>' % (op,) for op in range(max(opmap.values()) + 1)]
|
|
for m in (opmap, _specialized_opmap):
|
|
for op, i in m.items():
|
|
opname[i] = op
|
|
|
|
cmp_op = ('<', '<=', '==', '!=', '>', '>=')
|
|
|
|
# These lists are documented as part of the dis module's API
|
|
hasarg = [op for op in opmap.values() if _opcode.has_arg(op)]
|
|
hasconst = [op for op in opmap.values() if _opcode.has_const(op)]
|
|
hasname = [op for op in opmap.values() if _opcode.has_name(op)]
|
|
hasjump = [op for op in opmap.values() if _opcode.has_jump(op)]
|
|
hasjrel = hasjump # for backward compatibility
|
|
hasjabs = []
|
|
hasfree = [op for op in opmap.values() if _opcode.has_free(op)]
|
|
haslocal = [op for op in opmap.values() if _opcode.has_local(op)]
|
|
hasexc = [op for op in opmap.values() if _opcode.has_exc(op)]
|
|
|
|
|
|
_intrinsic_1_descs = _opcode.get_intrinsic1_descs()
|
|
_intrinsic_2_descs = _opcode.get_intrinsic2_descs()
|
|
_special_method_names = _opcode.get_special_method_names()
|
|
_common_constants = [builtins.AssertionError, builtins.NotImplementedError,
|
|
builtins.tuple, builtins.all, builtins.any]
|
|
_nb_ops = _opcode.get_nb_ops()
|
|
|
|
hascompare = [opmap["COMPARE_OP"]]
|
|
|
|
_cache_format = {
|
|
"LOAD_GLOBAL": {
|
|
"counter": 1,
|
|
"index": 1,
|
|
"module_keys_version": 1,
|
|
"builtin_keys_version": 1,
|
|
},
|
|
"BINARY_OP": {
|
|
"counter": 1,
|
|
"descr": 4,
|
|
},
|
|
"UNPACK_SEQUENCE": {
|
|
"counter": 1,
|
|
},
|
|
"COMPARE_OP": {
|
|
"counter": 1,
|
|
},
|
|
"CONTAINS_OP": {
|
|
"counter": 1,
|
|
},
|
|
"FOR_ITER": {
|
|
"counter": 1,
|
|
},
|
|
"LOAD_SUPER_ATTR": {
|
|
"counter": 1,
|
|
},
|
|
"LOAD_ATTR": {
|
|
"counter": 1,
|
|
"version": 2,
|
|
"keys_version": 2,
|
|
"descr": 4,
|
|
},
|
|
"STORE_ATTR": {
|
|
"counter": 1,
|
|
"version": 2,
|
|
"index": 1,
|
|
},
|
|
"CALL": {
|
|
"counter": 1,
|
|
"func_version": 2,
|
|
},
|
|
"CALL_KW": {
|
|
"counter": 1,
|
|
"func_version": 2,
|
|
},
|
|
"STORE_SUBSCR": {
|
|
"counter": 1,
|
|
},
|
|
"SEND": {
|
|
"counter": 1,
|
|
},
|
|
"JUMP_BACKWARD": {
|
|
"counter": 1,
|
|
},
|
|
"TO_BOOL": {
|
|
"counter": 1,
|
|
"version": 2,
|
|
},
|
|
"POP_JUMP_IF_TRUE": {
|
|
"counter": 1,
|
|
},
|
|
"POP_JUMP_IF_FALSE": {
|
|
"counter": 1,
|
|
},
|
|
"POP_JUMP_IF_NONE": {
|
|
"counter": 1,
|
|
},
|
|
"POP_JUMP_IF_NOT_NONE": {
|
|
"counter": 1,
|
|
},
|
|
}
|
|
|
|
_inline_cache_entries = {
|
|
name : sum(value.values()) for (name, value) in _cache_format.items()
|
|
}
|