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v0.5.1
v0.5.1
https://github.com/python/cpython
Revision a13c60b81029eb37ca1d8fbac00f63ca717e4fd3 authored by Vinay Sajip on 03 July 2004, 11:45:53 UTC, committed by Vinay Sajip on 03 July 2004, 11:45:53 UTC
1 parent d9c0a7a
Tip revision: a13c60b81029eb37ca1d8fbac00f63ca717e4fd3 authored by Vinay Sajip on 03 July 2004, 11:45:53 UTC
Moved example section up to just after the section on Logger objects, and changed it to use the new basicConfig() API
Moved example section up to just after the section on Logger objects, and changed it to use the new basicConfig() API
Tip revision: a13c60b
opcode.py
"""
opcode module - potentially shared between dis and other modules which
operate on bytecodes (e.g. peephole optimizers).
"""
__all__ = ["cmp_op", "hasconst", "hasname", "hasjrel", "hasjabs",
"haslocal", "hascompare", "hasfree", "opname", "opmap",
"HAVE_ARGUMENT", "EXTENDED_ARG"]
cmp_op = ('<', '<=', '==', '!=', '>', '>=', 'in', 'not in', 'is',
'is not', 'exception match', 'BAD')
hasconst = []
hasname = []
hasjrel = []
hasjabs = []
haslocal = []
hascompare = []
hasfree = []
opmap = {}
opname = [''] * 256
for op in range(256): opname[op] = '<%r>' % (op,)
del op
def def_op(name, op):
opname[op] = name
opmap[name] = op
def name_op(name, op):
def_op(name, op)
hasname.append(op)
def jrel_op(name, op):
def_op(name, op)
hasjrel.append(op)
def jabs_op(name, op):
def_op(name, op)
hasjabs.append(op)
# Instruction opcodes for compiled code
def_op('STOP_CODE', 0)
def_op('POP_TOP', 1)
def_op('ROT_TWO', 2)
def_op('ROT_THREE', 3)
def_op('DUP_TOP', 4)
def_op('ROT_FOUR', 5)
def_op('NOP', 9)
def_op('UNARY_POSITIVE', 10)
def_op('UNARY_NEGATIVE', 11)
def_op('UNARY_NOT', 12)
def_op('UNARY_CONVERT', 13)
def_op('UNARY_INVERT', 15)
def_op('LIST_APPEND', 18)
def_op('BINARY_POWER', 19)
def_op('BINARY_MULTIPLY', 20)
def_op('BINARY_DIVIDE', 21)
def_op('BINARY_MODULO', 22)
def_op('BINARY_ADD', 23)
def_op('BINARY_SUBTRACT', 24)
def_op('BINARY_SUBSCR', 25)
def_op('BINARY_FLOOR_DIVIDE', 26)
def_op('BINARY_TRUE_DIVIDE', 27)
def_op('INPLACE_FLOOR_DIVIDE', 28)
def_op('INPLACE_TRUE_DIVIDE', 29)
def_op('SLICE+0', 30)
def_op('SLICE+1', 31)
def_op('SLICE+2', 32)
def_op('SLICE+3', 33)
def_op('STORE_SLICE+0', 40)
def_op('STORE_SLICE+1', 41)
def_op('STORE_SLICE+2', 42)
def_op('STORE_SLICE+3', 43)
def_op('DELETE_SLICE+0', 50)
def_op('DELETE_SLICE+1', 51)
def_op('DELETE_SLICE+2', 52)
def_op('DELETE_SLICE+3', 53)
def_op('INPLACE_ADD', 55)
def_op('INPLACE_SUBTRACT', 56)
def_op('INPLACE_MULTIPLY', 57)
def_op('INPLACE_DIVIDE', 58)
def_op('INPLACE_MODULO', 59)
def_op('STORE_SUBSCR', 60)
def_op('DELETE_SUBSCR', 61)
def_op('BINARY_LSHIFT', 62)
def_op('BINARY_RSHIFT', 63)
def_op('BINARY_AND', 64)
def_op('BINARY_XOR', 65)
def_op('BINARY_OR', 66)
def_op('INPLACE_POWER', 67)
def_op('GET_ITER', 68)
def_op('PRINT_EXPR', 70)
def_op('PRINT_ITEM', 71)
def_op('PRINT_NEWLINE', 72)
def_op('PRINT_ITEM_TO', 73)
def_op('PRINT_NEWLINE_TO', 74)
def_op('INPLACE_LSHIFT', 75)
def_op('INPLACE_RSHIFT', 76)
def_op('INPLACE_AND', 77)
def_op('INPLACE_XOR', 78)
def_op('INPLACE_OR', 79)
def_op('BREAK_LOOP', 80)
def_op('LOAD_LOCALS', 82)
def_op('RETURN_VALUE', 83)
def_op('IMPORT_STAR', 84)
def_op('EXEC_STMT', 85)
def_op('YIELD_VALUE', 86)
def_op('POP_BLOCK', 87)
def_op('END_FINALLY', 88)
def_op('BUILD_CLASS', 89)
HAVE_ARGUMENT = 90 # Opcodes from here have an argument:
name_op('STORE_NAME', 90) # Index in name list
name_op('DELETE_NAME', 91) # ""
def_op('UNPACK_SEQUENCE', 92) # Number of tuple items
jrel_op('FOR_ITER', 93)
name_op('STORE_ATTR', 95) # Index in name list
name_op('DELETE_ATTR', 96) # ""
name_op('STORE_GLOBAL', 97) # ""
name_op('DELETE_GLOBAL', 98) # ""
def_op('DUP_TOPX', 99) # number of items to duplicate
def_op('LOAD_CONST', 100) # Index in const list
hasconst.append(100)
name_op('LOAD_NAME', 101) # Index in name list
def_op('BUILD_TUPLE', 102) # Number of tuple items
def_op('BUILD_LIST', 103) # Number of list items
def_op('BUILD_MAP', 104) # Always zero for now
name_op('LOAD_ATTR', 105) # Index in name list
def_op('COMPARE_OP', 106) # Comparison operator
hascompare.append(106)
name_op('IMPORT_NAME', 107) # Index in name list
name_op('IMPORT_FROM', 108) # Index in name list
jrel_op('JUMP_FORWARD', 110) # Number of bytes to skip
jrel_op('JUMP_IF_FALSE', 111) # ""
jrel_op('JUMP_IF_TRUE', 112) # ""
jabs_op('JUMP_ABSOLUTE', 113) # Target byte offset from beginning of code
name_op('LOAD_GLOBAL', 116) # Index in name list
jabs_op('CONTINUE_LOOP', 119) # Target address
jrel_op('SETUP_LOOP', 120) # Distance to target address
jrel_op('SETUP_EXCEPT', 121) # ""
jrel_op('SETUP_FINALLY', 122) # ""
def_op('LOAD_FAST', 124) # Local variable number
haslocal.append(124)
def_op('STORE_FAST', 125) # Local variable number
haslocal.append(125)
def_op('DELETE_FAST', 126) # Local variable number
haslocal.append(126)
def_op('RAISE_VARARGS', 130) # Number of raise arguments (1, 2, or 3)
def_op('CALL_FUNCTION', 131) # #args + (#kwargs << 8)
def_op('MAKE_FUNCTION', 132) # Number of args with default values
def_op('BUILD_SLICE', 133) # Number of items
def_op('MAKE_CLOSURE', 134)
def_op('LOAD_CLOSURE', 135)
hasfree.append(135)
def_op('LOAD_DEREF', 136)
hasfree.append(136)
def_op('STORE_DEREF', 137)
hasfree.append(137)
def_op('CALL_FUNCTION_VAR', 140) # #args + (#kwargs << 8)
def_op('CALL_FUNCTION_KW', 141) # #args + (#kwargs << 8)
def_op('CALL_FUNCTION_VAR_KW', 142) # #args + (#kwargs << 8)
def_op('EXTENDED_ARG', 143)
EXTENDED_ARG = 143
del def_op, name_op, jrel_op, jabs_op
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