Coverage for /pythoncovmergedfiles/medio/medio/usr/lib/python3.9/opcode.py: 6%
162 statements
« prev ^ index » next coverage.py v7.3.1, created at 2023-09-25 06:05 +0000
2"""
3opcode module - potentially shared between dis and other modules which
4operate on bytecodes (e.g. peephole optimizers).
5"""
7__all__ = ["cmp_op", "hasconst", "hasname", "hasjrel", "hasjabs",
8 "haslocal", "hascompare", "hasfree", "opname", "opmap",
9 "HAVE_ARGUMENT", "EXTENDED_ARG", "hasnargs"]
11# It's a chicken-and-egg I'm afraid:
12# We're imported before _opcode's made.
13# With exception unheeded
14# (stack_effect is not needed)
15# Both our chickens and eggs are allayed.
16# --Larry Hastings, 2013/11/23
18try:
19 from _opcode import stack_effect
20 __all__.append('stack_effect')
21except ImportError:
22 pass
24cmp_op = ('<', '<=', '==', '!=', '>', '>=')
26hasconst = []
27hasname = []
28hasjrel = []
29hasjabs = []
30haslocal = []
31hascompare = []
32hasfree = []
33hasnargs = [] # unused
35opmap = {}
36opname = ['<%r>' % (op,) for op in range(256)]
38def def_op(name, op):
39 opname[op] = name
40 opmap[name] = op
42def name_op(name, op):
43 def_op(name, op)
44 hasname.append(op)
46def jrel_op(name, op):
47 def_op(name, op)
48 hasjrel.append(op)
50def jabs_op(name, op):
51 def_op(name, op)
52 hasjabs.append(op)
54# Instruction opcodes for compiled code
55# Blank lines correspond to available opcodes
57def_op('POP_TOP', 1)
58def_op('ROT_TWO', 2)
59def_op('ROT_THREE', 3)
60def_op('DUP_TOP', 4)
61def_op('DUP_TOP_TWO', 5)
62def_op('ROT_FOUR', 6)
64def_op('NOP', 9)
65def_op('UNARY_POSITIVE', 10)
66def_op('UNARY_NEGATIVE', 11)
67def_op('UNARY_NOT', 12)
69def_op('UNARY_INVERT', 15)
71def_op('BINARY_MATRIX_MULTIPLY', 16)
72def_op('INPLACE_MATRIX_MULTIPLY', 17)
74def_op('BINARY_POWER', 19)
75def_op('BINARY_MULTIPLY', 20)
77def_op('BINARY_MODULO', 22)
78def_op('BINARY_ADD', 23)
79def_op('BINARY_SUBTRACT', 24)
80def_op('BINARY_SUBSCR', 25)
81def_op('BINARY_FLOOR_DIVIDE', 26)
82def_op('BINARY_TRUE_DIVIDE', 27)
83def_op('INPLACE_FLOOR_DIVIDE', 28)
84def_op('INPLACE_TRUE_DIVIDE', 29)
86def_op('RERAISE', 48)
87def_op('WITH_EXCEPT_START', 49)
88def_op('GET_AITER', 50)
89def_op('GET_ANEXT', 51)
90def_op('BEFORE_ASYNC_WITH', 52)
92def_op('END_ASYNC_FOR', 54)
93def_op('INPLACE_ADD', 55)
94def_op('INPLACE_SUBTRACT', 56)
95def_op('INPLACE_MULTIPLY', 57)
97def_op('INPLACE_MODULO', 59)
98def_op('STORE_SUBSCR', 60)
99def_op('DELETE_SUBSCR', 61)
100def_op('BINARY_LSHIFT', 62)
101def_op('BINARY_RSHIFT', 63)
102def_op('BINARY_AND', 64)
103def_op('BINARY_XOR', 65)
104def_op('BINARY_OR', 66)
105def_op('INPLACE_POWER', 67)
106def_op('GET_ITER', 68)
107def_op('GET_YIELD_FROM_ITER', 69)
109def_op('PRINT_EXPR', 70)
110def_op('LOAD_BUILD_CLASS', 71)
111def_op('YIELD_FROM', 72)
112def_op('GET_AWAITABLE', 73)
113def_op('LOAD_ASSERTION_ERROR', 74)
114def_op('INPLACE_LSHIFT', 75)
115def_op('INPLACE_RSHIFT', 76)
116def_op('INPLACE_AND', 77)
117def_op('INPLACE_XOR', 78)
118def_op('INPLACE_OR', 79)
120def_op('LIST_TO_TUPLE', 82)
121def_op('RETURN_VALUE', 83)
122def_op('IMPORT_STAR', 84)
123def_op('SETUP_ANNOTATIONS', 85)
124def_op('YIELD_VALUE', 86)
125def_op('POP_BLOCK', 87)
127def_op('POP_EXCEPT', 89)
129HAVE_ARGUMENT = 90 # Opcodes from here have an argument:
131name_op('STORE_NAME', 90) # Index in name list
132name_op('DELETE_NAME', 91) # ""
133def_op('UNPACK_SEQUENCE', 92) # Number of tuple items
134jrel_op('FOR_ITER', 93)
135def_op('UNPACK_EX', 94)
136name_op('STORE_ATTR', 95) # Index in name list
137name_op('DELETE_ATTR', 96) # ""
138name_op('STORE_GLOBAL', 97) # ""
139name_op('DELETE_GLOBAL', 98) # ""
140def_op('LOAD_CONST', 100) # Index in const list
141hasconst.append(100)
142name_op('LOAD_NAME', 101) # Index in name list
143def_op('BUILD_TUPLE', 102) # Number of tuple items
144def_op('BUILD_LIST', 103) # Number of list items
145def_op('BUILD_SET', 104) # Number of set items
146def_op('BUILD_MAP', 105) # Number of dict entries
147name_op('LOAD_ATTR', 106) # Index in name list
148def_op('COMPARE_OP', 107) # Comparison operator
149hascompare.append(107)
150name_op('IMPORT_NAME', 108) # Index in name list
151name_op('IMPORT_FROM', 109) # Index in name list
153jrel_op('JUMP_FORWARD', 110) # Number of bytes to skip
154jabs_op('JUMP_IF_FALSE_OR_POP', 111) # Target byte offset from beginning of code
155jabs_op('JUMP_IF_TRUE_OR_POP', 112) # ""
156jabs_op('JUMP_ABSOLUTE', 113) # ""
157jabs_op('POP_JUMP_IF_FALSE', 114) # ""
158jabs_op('POP_JUMP_IF_TRUE', 115) # ""
160name_op('LOAD_GLOBAL', 116) # Index in name list
162def_op('IS_OP', 117)
163def_op('CONTAINS_OP', 118)
165jabs_op('JUMP_IF_NOT_EXC_MATCH', 121)
166jrel_op('SETUP_FINALLY', 122) # Distance to target address
168def_op('LOAD_FAST', 124) # Local variable number
169haslocal.append(124)
170def_op('STORE_FAST', 125) # Local variable number
171haslocal.append(125)
172def_op('DELETE_FAST', 126) # Local variable number
173haslocal.append(126)
175def_op('RAISE_VARARGS', 130) # Number of raise arguments (1, 2, or 3)
176def_op('CALL_FUNCTION', 131) # #args
177def_op('MAKE_FUNCTION', 132) # Flags
178def_op('BUILD_SLICE', 133) # Number of items
179def_op('LOAD_CLOSURE', 135)
180hasfree.append(135)
181def_op('LOAD_DEREF', 136)
182hasfree.append(136)
183def_op('STORE_DEREF', 137)
184hasfree.append(137)
185def_op('DELETE_DEREF', 138)
186hasfree.append(138)
188def_op('CALL_FUNCTION_KW', 141) # #args + #kwargs
189def_op('CALL_FUNCTION_EX', 142) # Flags
191jrel_op('SETUP_WITH', 143)
193def_op('LIST_APPEND', 145)
194def_op('SET_ADD', 146)
195def_op('MAP_ADD', 147)
197def_op('LOAD_CLASSDEREF', 148)
198hasfree.append(148)
200def_op('EXTENDED_ARG', 144)
201EXTENDED_ARG = 144
203jrel_op('SETUP_ASYNC_WITH', 154)
205def_op('FORMAT_VALUE', 155)
206def_op('BUILD_CONST_KEY_MAP', 156)
207def_op('BUILD_STRING', 157)
209name_op('LOAD_METHOD', 160)
210def_op('CALL_METHOD', 161)
212def_op('LIST_EXTEND', 162)
213def_op('SET_UPDATE', 163)
214def_op('DICT_MERGE', 164)
215def_op('DICT_UPDATE', 165)
217del def_op, name_op, jrel_op, jabs_op